29th week of 2015 patent applcation highlights part 21 |
Patent application number | Title | Published |
20150198000 | Drill Collar Severing Tool - A pipe severing tool is arranged to align a plurality of high explosive pellets along a unitizing central tube that is selectively separable from a tubular external housing. The pellets are loaded serially in a column in full view along the entire column as a final charging task. Detonation boosters are pre-positioned and connected to detonation cord for simultaneous detonation at opposite ends of the explosive column. Devoid of high explosive pellets during transport, the assembly may be transported with all boosters and detonation cord connected. | 2015-07-16 |
20150198001 | BLOWOUT PREVENTER SYSTEM WITH THREE CONTROL PODS - A blowout preventer system is provided. In one embodiment, such a system includes a blowout preventer stack including hydraulic components. The blowout preventer stack is coupled to a lower marine riser package that includes additional hydraulic components. The lower marine riser package further includes a pair of control pods that enables redundant control of the hydraulic components of the blowout preventer stack and the additional hydraulic components of the lower marine riser package. Still further, the lower marine riser package also includes a third control pod that enables additional redundant control of the hydraulic components of the blowout preventer stack and the additional hydraulic components of the lower marine riser package. Additional systems, devices, and methods are also disclosed. | 2015-07-16 |
20150198002 | Top Drive Pipe Spinner - The present invention relates generally to a Top Drive Pipe Spinner (TDPS). The TDPS is a tool that allows for the setting of casing without a specialized crew or any additional power source. By employing the weight of the existing top drive to set slips on the casing collar, the TDPS allows one casing to be threaded onto the next in a timely and efficient manner. The casing tongs of the TDPS use passive release weight to release the casing collar from the casing to allow for the successive insertion of another casing section. The top drive spins the TDPS and compresses the unit onto the casing, then lifts the unit and releases the casing when desired. | 2015-07-16 |
20150198003 | BLOWOUT PREVENTER WITH PACKER ASSEMBLY AND METHOD OF USING SAME - A packer assembly for a blowout preventer for sealing a wellbore is provided. The blowout preventer has ram blocks with a front face engageable with another ram block. The packer assembly is carried by each ram block and includes a support, a face packer having a sealing surface engageable with the face packer of an adjacent ram block, and a pair of plates positionable about the face packer. The plates include an extended plate and a support plate with the face packer therebetween. The extended plate protrudes from the ram block a distance beyond the support plate such that, when the ram blocks are moved together, the extended plate makes contact with the extended plate of an adjacent ram block before the support plates make contact with the adjacent ram block whereby a sealing pressure between the face packers of the adjacent ram blocks is maintained. | 2015-07-16 |
20150198004 | ELECTROMAGNETIC ACTUATOR FOR A BLOWOUT PREVENTER - A blowout preventer comprising: a body comprising a bore therethrough; a cavity disposed through the body and intersecting the bore; first and second closure members moveably disposed within the cavity on opposite sides of the bore; a first rod having a length and comprising a first end coupled to the first closure member; a second rod having a length and comprising a first end coupled to the second closure member; a first glider assembly wherein a second end of the first rod is at least partially disposed within the first glider assembly; and a second glider assembly wherein a second end of the second rod is at least partially disposed within the second glider assembly. | 2015-07-16 |
20150198005 | Assisting Retrieval of a Downhole Tool - A well packer includes an expandable member carried on a mandrel, the mandrel including a groove formed on at least a portion of an outer radial surface of the mandrel; a back-up assembly carried on the mandrel adjacent the expandable member; and a fold back assembly carried on the mandrel adjacent the back-up assembly, the fold back assembly including a snap ring carried on the mandrel and adapted to move into the groove and adjust the expandable member into an expanded position in substantially sealing contact with a tubular. | 2015-07-16 |
20150198006 | EXPANDABLE TIE BACK SEAL ASSEMBLY - Disclosed are apparatus and methods for completing a wellbore, using expandable tubular to form a sealed connection. More particularly, embodiments of the present invention relate to forming a seal between a radially expanded tubular and a receptacle, wherein annular-shaped, radially extending protrusions are present between the tubular and the receptacle to form a durable sealed connection therebetween. | 2015-07-16 |
20150198007 | APPARATUS AND METHOD FOR PROVIDING WELLBORE ISOLATION - An actuatable wellbore isolation assembly including a housing defining an axial flowbore and including a mandrel portion, a first end portion, and a second end portion; a radially expandable isolating member positioned circumferentially about the housing; a sliding sleeve circumferentially positioned about the mandrel, the sliding sleeve being movable from a first position, in which the sliding sleeve retains the isolating member in a narrower non-expanded conformation, to a second position, in which the sliding sleeve does not retain the isolating member in the narrower non-expanded conformation; and an actuator assemblage configured to allow movement of the sliding sleeve from the first to the second position. In an exemplary embodiment, the actuator assemblage includes a biasing chamber having a biasing member disposed therein, wherein the biasing member is configured to apply a force to the sliding sleeve to move the sliding sleeve from the first to the second position. | 2015-07-16 |
20150198008 | Well System Cementing Plug - A wellbore cementing plug includes a plug element including a polymer. The polymer is deformable at a first stiffness when subjected to a first strain rate to allow the plug element to pass through a wellbore while sealing against passage of cement past the plug element. The polymer resists deformation at a second, higher stiffness when subjected to a second, higher strain rate to resist allowing the plug element to pass through the wellbore while sealing against passage of cement past the plug element. | 2015-07-16 |
20150198009 | REMEDIAL TECHNIQUE FOR MAINTAINING WELL CASING - A method for repairing a leak in a wellbore includes determining a location of the leak in the wellbore, lowering a casing drilling tool to approximately the location of the leak, drilling a hole in a casing lining the wellbore, pumping a sealing fluid into the hole drilled in the casing, and installing a plug in the hold in the casing. | 2015-07-16 |
20150198010 | Method of Enhancing Stability of Cement Slurries in Well Cementing Operations - The disclosure relates to a method of delaying viscosification of a well treatment fluid within a well by introducing into the well a cement slurry containing particulates of a hydratable viscosifying agent having a minimum of 90% retention on a 20 mesh screen. The presence of the hydratable viscosifying agent in the slurry prevents settling of the cement after the slurry is pumped into the well. The stability of the slurry is thus enhanced by the presence of the hydratable viscosifying agent. | 2015-07-16 |
20150198011 | SAFETY VALVE WITH ELECTRICAL ACTUATOR AND TUBING PRESSURE BALANCING - A well tool for use with a subterranean well can include a flow passage extending longitudinally through the well tool, an internal chamber containing a dielectric fluid, and a flow path which alternates direction, and which provides pressure communication between the internal chamber and the flow passage. A method of controlling operation of a well tool can include actuating an actuator positioned in an internal chamber of the well tool, a dielectric fluid being disposed in the chamber, and the chamber being pressure balanced with a flow passage extending longitudinally through the well tool, and varying the actuating, based on measurements made by at least one sensor of the well tool. | 2015-07-16 |
20150198012 | DUAL VACUUM INSULATED TUBING WELL DESIGN - The present invention discloses a method and system for insulating wells wherever heat transfer is a problem, the method comprising using dual concentric vacuum insulated tubing layers, preferably with the joints staggered with respect to one another. The method can be combined with other insulating methods, and well as with other subsidence mitigation techniques. | 2015-07-16 |
20150198013 | HORIZONTAL WELLBORE ORIENTATION SYSTEM - A horizontal wellbore orientation system and a method of making and using the same is provided. A horizontal wellbore orientation system of a hydrocarbon reservoir comprises at least one horizontal well extending substantially parallel to the minimum horizontal stress of a surrounding formation. A method of constructing the system comprises determining the minimum and maximum horizontal stress of the formation based on fractal trends, and drilling at least one horizontal wellbore oriented substantially parallel to the minimum horizontal stress. A method of producing hydrocarbon using the system comprises drilling at least one horizontal well extending substantially parallel to the minimum horizontal stress of a surrounding formation, injecting a fluid into the at least one horizontal well, and producing at least a portion of the reservoir hydrocarbon. | 2015-07-16 |
20150198014 | REAMER AND BIT INTERACTION MODEL SYSTEM AND METHOD - Teachings of the disclosure are directed to a reamer and/or bit interaction model system and method. The method may include receiving performance data regarding a cutting structure, and calculating a characteristic curve, using the performance data. The characteristic curve may be weight-based and/or torque-based. The method may also include storing the characteristic curve. In particular embodiments, the characteristic curve may include either weight on cutting structure or torque on the cutting structure, as a function of the rate of penetration. | 2015-07-16 |
20150198015 | Method Of Utilizing Subterranean Formation Data For Improving Treatment Operations - Disclosed is a method in which subterranean formation data such as, but not limited to, pressure, mobility or permeability data is acquired while drilling and stored. The data is utilized to improve the design, the progress, and the evaluation of a subsequent wellbore treatment. The wellbore treatment may be conducted and monitored utilizing fiber optic enabled coiled tubing or the like. | 2015-07-16 |
20150198016 | SYSTEM AND METHODOLOGY FOR FORMING GRAVEL PACKS - A technique facilitates formation of a gravel pack. Gravel slurry is delivered downhole through at least one solid walled tube disposed externally to a base pipe positioned in a wellbore. A structure is used to enable connection of base pipe joints while enabling flow of the gravel slurry past the base pipe joint connection and into a corresponding downstream tube or tubes. The gravel slurry is then discharged at a desired location to help form the gravel pack by depositing the gravel and separating the carrier fluid. The separated carrier fluid is returned back through at least one permeable dehydration tube. | 2015-07-16 |
20150198017 | SWING CHAMBER PUMP (SCP) - A swing chamber pump can be situated within a horizontal wellbore for pumping wellbore fluids to surface using a power gas. The pump has two fluidly independent and separate pump chambers, each having a self-orienting gas valve and a self-orienting fluid outlet. A switch alternately directs the power gas into a chamber for conveying stored fluid therein to a production string, while the other chamber passively fills with wellbore fluids. A latency device converts a continuous motion into a sudden snap actuation of the switch and controls a period of delay between the actuation of the switch. | 2015-07-16 |
20150198018 | COMPOSITION FOR AND PROCESS OF RECOVERING OIL FROM AN OIL-BEARING FORMATION - A composition for forming a foam, a foam composition, and a process for using the foam composition to recover oil from an oil-bearing formation are provided. The composition includes water, a surfactant mixed with the water, and fly-ash particles suspended in the mixture of water and surfactant, where the fly-ash particles have a particle size distribution with an average particle size of less than 200 nm, and where the suspension has an absolute zeta potential of from 10 mV to 40 mV. The composition may be mixed with a gas to produce a foam composition, and the foam composition may be contacted with oil in an oil-bearing formation in a process to recover oil from the formation. | 2015-07-16 |
20150198019 | In Situ Retorting of Hydrocarbons and Selected Metal - A method of producing hydrocarbons in situ from a fixed-bed hydrocarbon formation disposed below a ground surface and having a higher permeability zone substantially parallel to, and between a top lower permeability zone and a bottom lower permeability zone. The steps include providing at least one injection well and first and second production wells in the higher permeability zone, injecting a heated thermal-energy carrier fluid (TECF) into the injection well, circulating the carrier fluid through the zone and creating a substantially horizontal situ heating element (ISHE) between the injection well and the production wells for mobilizing the hydrocarbons. | 2015-07-16 |
20150198020 | COMBINED RF HEATING AND GAS LIFT FOR A HYDROCARBON RESOURCE RECOVERY APPARATUS AND ASSOCIATED METHODS - A hydrocarbon resource recovery apparatus for a subterranean formation having a wellbore extending therein includes a radio frequency (RF) power source, a gas source, and an RF antenna within the wellbore. An RF transmission line extends within the wellbore between the RF power source and the RF antenna and is coupled to the gas source to be cooled and/or pressure balanced by a flow of gas therefrom. At least one of the RF antenna and RF transmission line define a gas lift passageway coupled to the gas source to lift hydrocarbon resources within the wellbore. | 2015-07-16 |
20150198021 | THERMAL HYDROCARBON RECOVERY METHOD WITH NON-CONDENSABLE GAS INJECTION - A method for recovering subsurface hydrocarbons, including heavy oil or bitumen, wherein a heated non-condensable gas such as nitrogen is injected downhole to heat the reservoir, followed by a steam injection step to heat the hydrocarbon to enable its flow to the wellbore and production to surface. The dual injection method can be repeated as desired to enhance production of the hydrocarbon resource, and in the case of cyclic steam stimulation would involve a period of shutting in the well after injection of the non-condensable gas and steam prior to the production phase. | 2015-07-16 |
20150198022 | OIL RECOVERY WITH FISHBONE WELLS AND STEAM - The present disclosure relates to a particularly effective well configuration that can be used for steam-drive based oil recovery methods. Fishbone multilateral wells are combined with steam drive, effectively allowing drive processes to be used where previously the reservoir lacked sufficient injectivity to allow steam drive or cyclic steam based methods. | 2015-07-16 |
20150198023 | SYSTEMS AND METHODS FOR PRODUCING VISCOUS HYDROCARBONS - An embodiment of a method for recovering viscous hydrocarbons from a reservoir in a subterranean formation, the method including (a) continuously injecting steam into the formation, (b) injecting a first amount of a solvent into the formation for a first period of time during (a), and (c) stopping the injection of the solvent during (a) and after (b). In addition, the method includes (d) determining the effectiveness of the solvent injected during (b), and (e) injecting a second amount of the solvent into the formation during a second period of time during (a). The second amount is chosen based on the determination in (d). Further, the method includes (f) reducing a viscosity of the hydrocarbons within the reservoir with the solvent during (b) and (e). | 2015-07-16 |
20150198024 | COMBINED RF HEATING AND PUMP LIFT FOR A HYDROCARBON RESOURCE RECOVERY APPARATUS AND ASSOCIATED METHODS - A hydrocarbon resource recovery apparatus for a subterranean formation having a wellbore extending therein includes a radio frequency (RF) power source, a dielectric fluid source, and an RF antenna within the wellbore. An RF transmission line extends within the wellbore between the RF power source and the RF antenna and is coupled to the dielectric fluid source to be cooled and/or pressure balanced by a flow of dielectric fluid therefrom. A hydrocarbon resource recovery pump is within the wellbore and is also coupled to the dielectric fluid source to be powered by the flow of dielectric fluid therefrom. | 2015-07-16 |
20150198025 | SYSTEM AND METHOD OF PRODUCING OIL - A system and method of producing oil is provided. The system includes a support module that provides air, water and fuel to a well. A steam generator is fluidly coupled to the support module to receive the air, water and fuel. The steam generator includes an injector having a plurality of tubes. The tubes have an outer surface with an oxidation catalyst thereon. The steam generator is configured to divide the supplied air and direct a first portion through the tubes. A second portion of the supplied air is mixed with supplied fuel and directed over the outside of the tubes. The air and fuel is burned in a combustor and water is sprayed on the combustion gases to produce steam. The steam and combustion gases are directed in the direction of the oil reservoir. | 2015-07-16 |
20150198026 | STEAM ENVIRONMENTALLY GENERATED DRAINAGE SYSTEM AND METHOD - A steam environmentally generated drainage system and method for producing hydrocarbons from a formation using in situ steam generation and gravity drainage. The system and method includes a first well as a circulation and production well, a second well as a circulation, injection and combustion well, and a third well as an injection well. The second well is configurable to have a fuel tubing, a gas tubing, and an igniter. The third tubing injects a vaporizable fluid into the formation so as to be vaporized by combustion gases created by the in situ combustion in the second well. Hydrocarbon fluids are produced from the first well and lifted to the surface for process. The third well can be configured to also produce combustion gases so as to control a gas chamber pressure of a gas chamber created by the rising combustion gases. | 2015-07-16 |
20150198027 | ANTI-RETENTION AGENT IN STEAM-SOLVENT OIL RECOVERY - The present invention relates to a method for reducing solvent retention in ES-SAGD process so as to increase process economics wherein an anti-retention agent is injected into the reservoir to decrease solvent retention in the reservoir. The anti-retention agent can be made pre-injection or can form in situ, and comprises an agent in which the solvent is readily soluble, such that the solvent partitions into the foam, colloidal dispersion, or gel, and out of the condensed water or steam, and away from the reservoir rock. | 2015-07-16 |
20150198028 | FRACTURE MONITORING AND CHARACTERISATION - Fracture monitoring and characterisation of a subterranean fracturing process is described. Hydraulic fracturing conditions intended to induce tensile crack opening or compressional crack closure of a fracture responsible for a microseismic event in the Earth formation are selected and a hydraulic fracturing operation is performed using the selected conditions to cause tensile crack opening or compressional crack closure of the fracture responsible for a microseismic event in the Earth formation. Induced motion data from the microseismic event is received using a plurality of receivers, and the received data is analysed to track the development of the fracture responsible for the microseismic event and/or to track a proppant distribution within the fracture. | 2015-07-16 |
20150198029 | IMPROVING DRILL BIT STABILITY USING TRACK-SET DEPTH OF CUT CONTROL ELEMENTS - A drill bit using track-set depth of cut control elements to provide improved stability is disclosed. A drill bit for drilling a wellbore includes a bit body with a rotational axis extending therethrough. The drill bit further includes a plurality of blades disposed on exterior portions of the bit body. The drill bit includes a first group of track set depth of cut controllers (DOCCs) disposed on exterior portions of a first set of the plurality of blades. The first group of track set DOCCs configured to be placed within a first radial swath of a bit face of the drill bit and configured to provide a first critical depth of cut (CDOC). | 2015-07-16 |
20150198030 | Ultrasonic Logging Methods and Apparatus for Measuring Cement and Casing Properties Using Acoustic Echoes - A method and apparatus for measuring parameters of a borehole using an acoustic logging system. By transmitting a high frequency acoustic signal essentially perpendicular to the major axis of a borehole casing using a transducer, the high frequency acoustic signal may produce one or more acoustic echoes. By receiving and analyzing a first acoustic echo from an inner wall of the borehole casing and at least one second acoustic echo from a back wall of the borehole casing, borehole parameters such as the impedance of the casing cement and the thickness of thicker borehole casings, up to and greater than 1 inch, may be determined. | 2015-07-16 |
20150198031 | DISTRIBUTED MARINIZED BOREHOLE SYSTEM - A distributed borehole system includes a surface-based assembly located on a surface of a body of water and a marinized assembly located on a floor of the body of water adjacent to a borehole in an earth formation. The system includes a borehole interrogator including a transmitter configured to generate a signal and to transmit the signal into the borehole and a receiver configured to receive a reflected signal from the borehole based on the signal transmitted by the transmitter. The system further includes a processor configured to process the reflected signal to generate data representing characteristics of one of the borehole system, the borehole, and an earth formation defining the borehole. The processor is located in the surface-based assembly, the receiver is located in the marinized assembly, and the transmitter is located in at least one of the surface-based assembly and the marinized assembly. | 2015-07-16 |
20150198032 | SONIC LOGGING FOR ASSESSING WELL INTEGRITY - Methods are disclosed for detecting fluid in at least one annulus around at least one casing installed in a borehole traversing a formation utilizing a sonic tool. The sonic tool is activated in the borehole and the received sonic waveforms are processed to obtain a dispersion plot. A reference dispersion plot is generated using a model of the borehole where the casing is well-bonded by cement. The obtained and reference dispersion plots are compared. An indication of fluid and in some cases, the specific radial location thereof is obtained based on the signature of the obtained plot as opposed to the reference plot. The methods are effective in doubly-cased boreholes using monopole and/or dipole sources. | 2015-07-16 |
20150198033 | In-Well Piezoelectric Devices to Transmit Signals - A wellbore system includes a first piezoelectric device on a first side of a wall and a second piezoelectric device on a second side of the wall. The second piezoelectric device is adapted to communicate through the wall wirelessly with the first piezoelectric device. | 2015-07-16 |
20150198034 | PRODUCTION FLUID MONITORING SYSTEM INCLUDING A DOWNHOLE ACOUSTING SENSING SYSTEM HAVING A DOWNHOLE PULSATOR - A downhole acoustic sensing system includes a pulsator device configured and disposed to be arranged in a downhole environment, and a control system operatively connected to the pulsator device. The control system delivers at least one control input to the pulsator device to generate a sinusoidal acoustic signal. | 2015-07-16 |
20150198035 | Methods And Systems Of Analyzing Wellbore Drilling Operations - A method for analyzing a wellbore drilling operation includes acquiring sonic log data, gamma ray log data, and rate of penetration (ROP) data. The sonic log data, the gamma ray log data, and the ROP data are associated with depth intervals of a wellbore. The method further includes determining unconfined compressive strength (UCS) of a rock formation associated with the wellbore using well log data and drilling data. The well log data is limited to the sonic log data and the gamma ray log data, and the drilling data is limited to the ROP data. | 2015-07-16 |
20150198036 | METHOD FOR ESTIMATING IRREDUCIBLE WATER SATURATION FROM MERCURY INJECTION CAPILLARY PRESSURE - Irreducible water saturation of fluid-storing porous reservoir rock is determined using methods that include obtaining a reservoir rock sample from the underground fluid reservoir; performing mercury saturation measurements on the reservoir rock sample for different mercury injection pressure values to obtain mercury saturation values for the different mercury injection pressure values; and estimating the irreducible water saturation (Sw | 2015-07-16 |
20150198037 | BACK TITRATION METHODS FOR SCALING CATIONS AND DOWNHOLE TOOLS FOR PERFORMING SUCH METHODS - A method for determining scaling cation concentration may include introducing a first solution that includes a scaling cation, incrementally adding a portion of the first solution to a volume of a second solution comprising a counter scaling anion and a complexing agent, wherein the second solution comprises a fixed concentration of the counter scaling anion and the agent, to form a mixed solution, adding the first solution to the second solution until a precipitate of the scaling cation and the counter scaling anion forms, and determining the scaling cation concentration of the first solution. | 2015-07-16 |
20150198038 | METHODS AND SYSTEMS FOR MONITORING WELL INTEGRITY AND INCREASING THE LIFETIME OF A WELL IN A SUBTERRANEAN FORMATION - A system for increasing the detecting degradation of a wellbore. The system comprises a computer memory configured for storing computing instructions and a processor operably coupled to the computer memory. The system comprises a sensor operably coupled to the computer memory and is configured to determine the presence of at least one chemical species indicative of degradation of the wellbore in a fluid exiting the wellbore. Methods of monitoring a wellbore for corrosion or other degradation of one or more components of wellbore equipment are disclosed as are methods of increasing the lifetime of a wellbore. | 2015-07-16 |
20150198039 | Oil Well Production Analyzing System - An oil well production analyzing system receives production fluid samples from the oil well according to an automated sampling schedule. The fluid samples are received within a degassing cylinder and separated into a liquid phase and a gas phase, with the liquid phase automatically transferred to a sampling cylinder for water cut analysis. Once the liquid phase has been transferred to the sampling cylinder, a piston within the degassing cylinder automatically evacuates all fluid from the cylinder in preparation of receiving a subsequent fluid sample from the oil well. | 2015-07-16 |
20150198040 | CUTTING PICK TOOL - A cutting pick tool including a cemented carbide support body that mounts a diamond composite cutting tip. The support body includes a recess having a conical region that mounts a complementary conical shaped mount portion of the tip. The components are brazed together to provide a secure and robust cutting tip region. | 2015-07-16 |
20150198041 | METHOD OF APPLYING A THIN SPRAY-ON LINER AND ROBOTIC APPLICATOR THEREFOR - A method and system for applying a liner material to a contoured surface, such as an exposed rock face in an underground hard rock mine, is disclosed. Locations of a plurality of spatially distributed surface grid points on the contoured surface may be detected so as to generate a representative topographical profile of the contoured surface. Based on the plurality of surface grid points, a spray path for a liner application device configured to emit a spray of the liner material may be determined. In some cases, the spray path may have a trajectory that follows the topographical profile of the contoured surface offset therefrom within a spray range of the liner application device. Liner material may then be sprayed onto the contoured surface while controlling the liner application device to undertake at least one pass of the spray path. | 2015-07-16 |
20150198042 | Expandable Bolt with Shielded Tip - The present invention includes a rock bolt having a longitudinally expandable tube. The tube includes a longitudinally extending depression that defines a temporary enclosed longitudinal passageway. The rock bolt further includes a shielded distal end to prevent debris from entering the temporary enclosed longitudinal passageway. The distal end is shielded using a cover which may be a plug or a cap and may provide a rounded tip for the rock bolt. The plug may be spherical. The cap may be attached such that its proximal end abuts the distal end of the rock bolt, is inserted into the distal end of the rock bolt, or extends beyond the distal end and along the sidewall of the rock bolt. The present invention also includes a method of making such a rock bolt and a method of using such a rock bolt. | 2015-07-16 |
20150198043 | ROTOR FOR A TURBINE OR A COMPRESSOR OR A TURBINE/COMPRESSOR GEOMETRY - A rotor for at least one of a turbine and a compressor of a supercharging device may include a shaft defining an axis of rotation and at least one impeller. The at least one impeller may have a thread which is arranged coaxially to the axis of rotation. The shaft may include a complementary thread which is arranged coaxially to the axis of rotation. The shaft and the at least one impeller may be secured together via the respective threads. The shaft and the at least one impeller may be fixed with respect to one another via at least one of a soldered connection, a welded connection, an adhesive bond, a clamped connection and a crystallization connection. | 2015-07-16 |
20150198044 | GAS TURBINE HAVING DAMPING CLAMP - An exemplary gas turbine includes a rotor unit, a tie-bolt, a cooling air pipe, and a clamping member. The rotor unit includes rotor blades and rotor disks. The rotor blades are arranged on outer circumferential surfaces of the rotor blades. The tie-bolt extends along the central axis of the rotor unit through the rotor disks and fastens the rotor disks. The cooling air pipe has the tie-bolt arranged therethrough and forms a ring-shaped cooling air flow path in an internal space thereof with the tie-bolt through which a cooling air is passed. The clamping member is arranged in the ring-shaped cooling air flow path so as to support the tie-bolt with respect to the cooling air pipe. | 2015-07-16 |
20150198045 | HIGH ORDER SHAPED CURVE REGION FOR AN AIRFOIL - A turbomachine blade with a localized dihedral feature has a high order polynomial shaped curve region. | 2015-07-16 |
20150198046 | IMPELLER AND ROTATING MACHINE PROVIDED WITH SAME - The impeller is provided with: a disc section equipped with a tube section, the grip section of which is fixed by thermal deformation to a rotation shaft that is rotated around the axis line, and a main disc body, which is provided on the other end in the axial direction from the grip section and which extends outward in the radial direction of the rotation shaft; and blade sections that protrude from the main disc body in the axial direction. The disc section is provided with a hoop stress-limiting section, the tube section of which extends further towards the other end in the axial direction than the main disc body. | 2015-07-16 |
20150198047 | Mistuned Airfoil Assemblies - A mistuned airfoil assembly for a gas turbine engine is disclosed. The mistuned airfoil assembly may comprise a hub and airfoils extending radially from the hub. The airfoils may consist of first airfoils and at least one second airfoil. The first airfoils may be formed from a first titanium alloy and the at least one second airfoil may be formed from a second titanium alloy. The first titanium alloy and the second titanium alloy may have different natural frequencies. | 2015-07-16 |
20150198048 | METHOD FOR PRODUCING A STATOR BLADE AND STATOR BLADE - A method for producing a turbine vane with a vane airfoil and a vane root is provided to achieve a higher efficiency for a turbine. The method includes: a) production of a vane airfoil and a vane root as separate parts; b) introduction of a cooling air opening into the vane airfoil; and c) joining the vane airfoil and vane root together after step b). | 2015-07-16 |
20150198049 | TURBINE BLADE HAVING SWIRLING COOLING CHANNEL AND COOLING METHOD THEREOF - A turbine blade includes a cooling channel through which cooling air is passed, and a swirl portion provided at an entrance of the cooling channel so as to form a swirl flow in the cooling air. The turbine blade may increase cooling performance of a root unit, improve the stiffness of the root unit, and increase the internal heat transfer efficiency of a blade unit. | 2015-07-16 |
20150198050 | INTERNAL COOLING SYSTEM WITH CORRUGATED INSERT FORMING NEARWALL COOLING CHANNELS FOR AIRFOIL USABLE IN A GAS TURBINE ENGINE - An airfoil for a gas turbine engine in which the airfoil includes an internal cooling system formed from one or more midchord cooling channels with a corrugated insert positioned therein and creating nearwall leading edge, pressure side and suction side nearwall cooling channels. The corrugated insert may be formed from a wall that oscillates in a repeating pattern between peaks and valleys, such that the peaks are closer to an inner surface of the outer wall forming the generally elongated hollow airfoil The corrugated insert may work in concert with the rows of partition walls to create periodic impingement on the inner surface of the outer wall Such cooling system provides adequate cooling for use in environments in which few, if any, cooling holes are desired, such as in crude oil engine applications | 2015-07-16 |
20150198051 | METHOD OF FORMING A STRUCTURAL CONNECTION BETWEEN A SPAR CAP AND A FAIRING FOR A WIND TURBINE BLADE - A method of forming a structural connection between a spar cap | 2015-07-16 |
20150198052 | METHOD FOR MANUFACTURING A METALLIC OR CERAMIC COMPONENT BY SELECTIVE LASER MELTING ADDITIVE MANUFACTURING - The invention refers to a method for selective laser melting additive manufacturing a three-dimensional metallic or ceramic article/component entirely or partly. The method includes successively building up said article/component layer by layer directly from a powder bed of a metallic or ceramic base material by means of remelting the layers with a high energy laser beam, moving repetitively across the areas, which are to be solidified. The movement of the laser beam is made of a superposition of a continuous linear movement and at least one superimposed oscillation with a determined frequency and amplitude. The oscillation is created by a beam deflection device and the same beam deflection device is also used for linear positioning movement. | 2015-07-16 |
20150198053 | GAS TURBINE ENGINE WITH EXIT FLOW DISCOURAGER - A turbine stage for a gas turbine engine is disclosed. The turbine stage includes a turbine disk and a turbine diaphragm, forming a cavity there between. The turbine stage also includes an exit flow discourager comprised of at least two teeth. The teeth may be located radially apart from each other, each tooth including a length extending in the axial direction and a width extending in the radial direction. A channel is formed between the teeth and an axially adjacent surface. A recirculation region may be formed in between each pair of teeth. | 2015-07-16 |
20150198054 | ASSEMBLY FOR DIRECTING COMBUSTION GAS - An arrangement is provided for delivering gases from a plurality of combustors of a can-annular gas turbine combustion engine to a first row of turbine blades including a first row of turbine blades. The arrangement includes a gas path cylinder, a cone and an integrated exit piece (IEP) for each combustor. Each IEP comprises an inlet chamber for receiving a gas flow from a respective combustor, and includes a connection segment. The IEPs are connected together to define an annular chamber extending circumferentially and concentric to an engine longitudinal axis, for delivering the gas flow to the first row of blades. A radiused joint extends radially inward from a radially outer side of the inlet chamber to an outer boundary of the annular chamber, and a flared fillet extends radially inward from a radially inner side of the inlet chamber to an inner boundary of the annular chamber. | 2015-07-16 |
20150198055 | GAS TURBINE INCLUDING SEALING BAND AND ANTI-ROTATION DEVICE - A turbine is provided comprising a plurality of stages, each stage comprising a rotatable disk and blades carried thereby, at least one pair of adjacent rotatable disks defining an annular gap therebetween and having respective opposing sealing band receiving slots aligned with the annular gap A sealing band is located in the opposing receiving slots to seal the annular gap Disk engagement structure is defined in the pair of adjacent rotatable disks. A clip member is coupled to the sealing band and engaged with the pair of adjacent rotatable disks through the disk engagement structure The clip member may have an aperture extending only partially through the clip member for alignment with a hole in the sealing band for engagement with a tool To improve weld geometry, the clip member may have angled surfaces and notched areas, and the sealing band may have chamfered edges. | 2015-07-16 |
20150198056 | ABRADABLE SEAL HAVING NANOLAYER MATERIAL - A gas turbine engine includes a plurality of circumferentially-spaced blades. The blades have a polymeric coating thereon. An abradable seal circumscribes the blades and includes a polymeric matrix with a dispersion of a nanolayer material. | 2015-07-16 |
20150198057 | HYDRODYNAMIC ENERGY GENERATION SYSTEM WITH ENERGY RECOVERY AND LEVERING SUBSYSTEM - The hydrodynamic energy generation system includes a vertically aligned housing comprising a hollow interior and an opening at a top, wherein the housing is at least partially submerged in a body of water, a valve coupled to a top of the housing for regulating an amount of water that enters the opening at the top and falls into the housing, wherein the valve is located under a water line, a water wheel coupled to a generator that produces electrical power when the water wheel is moved by water that falls into the housing, a reservoir located below the water wheel for holding water, a pump for removing water from the reservoir, and a water jet for receiving water from the pump and jettisoning water towards the water wheel, so as to move the water wheel and cause the generator to produce electrical power. | 2015-07-16 |
20150198058 | STEAM TURBOMACHINE VALVE HAVING A FLOATING SEAL ASSEMBLY - A steam turbomachine valve includes a valve body having an inlet portion, an outlet portion, and an interior portion. The interior portion includes an inner wall. A valve member is moveably disposed within the interior portion of the valve body. The valve member includes an outer surface that is spaced from the inner wall by a gap. A floating seal is mounted to the inner wall. The floating seal spans the gap and contacts the outer surface of the valve member. | 2015-07-16 |
20150198059 | GAS TURBINE MANUAL CLEANING AND PASSIVATION - A gas turbine engine may be manually cleaned by removing a compressor casing and a turbine casing from the gas turbine engine, cleaning stator vanes of the gas turbine engine, and applying an organic acid solution to metallic surfaces of the gas turbine engine. The organic acid solution may be rinsed from the gas turbine engine and an anticorrosive solution may be applied to the metallic surfaces of the gas turbine engine. | 2015-07-16 |
20150198060 | TOOLING FOR REMOVING SAND FROM A TURBINE ENGINE - Tooling for removing sand from a turbine engine, such as an airplane turbojet, the tooling including at least one endoscopic display device including a display and a duct having light guide and image transmission device mounted therein, a suction device having a suction device connected to a suction duct fastened to the duct of a display device, and a plasma jet generator device including a plasma torch connected to gas supply and electricity power suitable for operating the plasma torch, the plasma torch being fastened to the duct of an above-mentioned display device. | 2015-07-16 |
20150198061 | AIRCRAFT ANTI-ICING SYSTEMS HAVING DEFLECTOR VANES - Apparatus and methods to lower peak temperatures and improve performance of aircraft anti-icing systems are described herein. One described example apparatus includes a skin on an inlet side of a nacelle of an aircraft defining an annular chamber, a gas delivery system disposed within the annular chamber to provide a first gas to mix with and entrain a second gas in the annular chamber to define a flow through the annular chamber, and a deflector vane disposed within the annular chamber to redirect the flow through the annular chamber. The second gas is at a different temperature from the first gas. | 2015-07-16 |
20150198062 | Turbine Components with Bi-Material Adaptive Cooling Pathways - The present application thus provides a turbine component for use in a hot gas path of a gas turbine engine. The turbine component may include an outer surface, an internal cooling circuit, an adaptive cooling pathway in communication with the internal cooling circuit and extending through the outer surface, and a cooling plug having two or more materials positioned within the adaptive cooling pathway. | 2015-07-16 |
20150198063 | COOLED STATOR HEAT SHIELD - The present invention provides a stator heat shield for a gas turbine. The gas turbine includes a rotor defining an axis of rotation. The stator heat shield includes a plurality of cooling units disposed in array along the axis of rotation. Each of the cooling units includes an outside part facing hot gas path of the gas turbine, and an inside plate positioned on the outside part and exposed to cooling air, wherein the inside plate comprises a plurality of inlet openings formed through the inside plate to introduce the cooling air into the outside part and thereby impingement cooling of the hot gas washed wall of the outside part. The outside part includes a cooling air channel formed therein with a first central portion to receive the cooling air, and a second spiral portion around the first central portion to convey the cooling air outward to a cooling air outlet of the second spiral portion. Initial investigation of the proposed cooling scheme in the present invention shows that the cooling air saving of 40% is expected compared to the common design. | 2015-07-16 |
20150198064 | HYDROSTATIC THRUST BEARING - A torque converter comprising a stator including a base and an impeller including: an impeller shell; and, a hydrostatic thrust bearing. The hydrostatic thrust bearing comprising: a first bearing surface facing the stator; a recess geometry arranged for maintaining at least one hydrostatic pressure region for preventing the first bearing surface from contacting the stator; and, a fluid pathway between the stator and the impeller. | 2015-07-16 |
20150198065 | TURBOMACHINE ASSEMBLY COMPRISING TWO BODIES AND MEANS FOR GUIDING A FLUID FLOWING FROM ONE BODY TO THE OTHER - The primary subject-matter of the invention is a turbomachine assembly ( | 2015-07-16 |
20150198066 | FAN SHROUD ASSEMBLY - A fan shroud assembly includes a first fan shroud and a second fan shroud. The first fan shroud includes a first segment, a second segment, and a flexible, gas impermeable seal interconnecting the first and second segments. The first segment includes an annular body. The flexible, gas impermeable seal is coupled to the first segment. The second segment includes a circumferential connecting wall and a flange extending from the circumferential connecting wall. The second fan shroud is coupled to the second segment. | 2015-07-16 |
20150198067 | Steam power generating system and method thereof - A steam power generating system is provided with a thermal receptor including a cavity inside, an entrance of liquid and an exit of steam connected into the cavity of the thermal receptor, and a heat source wherein the heat source is used to heat the cavity of the thermal receptor; and a saturated water generating device and a saturated water explosive device both disposed inside the cavity of the thermal receptor. The entrance of liquid, the saturated water generating device, the saturated water explosive device, and the exit of steam are connected successively. | 2015-07-16 |
20150198068 | DIRECT TIMING SYSTEM FOR INTERNAL COMBUSTION ENGINE - The object of this invention is to simplify the timing system of all types of internal combustion engine. The system eliminates existing conventional timing trains. The hydraulic, mechanical or electrical/electronic direct timing systems that form the subject of the invention offer minimal resistance and minimal transmission. The piston strokes are given directly by the crankshaft by means of a system fixed thereto which via a mechanical or hydraulic or electrical or electronic system transmits the strokes to the cylinder valves. The system can be connected to all types of indirect transmission and has adjusting systems that allow it to be adapted to suit all types of internal combustion engine. | 2015-07-16 |
20150198069 | Aftertreatment System Incorporating Hydrolysis Catalyst with Particulate Filtration and SCR - An aftertreatment system is disclosed. The aftertreatment system can include a hydrolysis catalyst disposed within a first canister adjacent to a downstream end of the first canister and a nozzle positioned to inject reductant into the first canister upstream of the hydrolysis catalyst. A particulate collection device, which may be catalyzed to promote NO | 2015-07-16 |
20150198070 | COMBUSTION SYSTEM INCLUDING A PISTON CROWN AND FUEL INJECTOR - Various methods and systems are provided for a combustion system of an engine. In one example, a combustion system comprises a piston crown bowl with a central apex, a combustion chamber operable at a compression ratio in a range of from about 13:1 to about 17:1, the combustion chamber formed at least partially by the piston crown bowl, and a fuel injector with a nozzle extending into a central portion of the combustion chamber that is operable to inject fuel directly into the combustion chamber, the nozzle defining a number of apertures that is in a range of from six to ten. | 2015-07-16 |
20150198071 | Filter System and Filtration Method for Fluid Reservoirs - A fluid delivery system includes a fluid reservoir having an inlet screen and a main reservoir filter. The fluid reservoir is adapted to enclose a fluid therewithin and includes a reservoir body forming a reservoir volume that is fluidly connected to an inlet conduit, a supply conduit, and a return conduit. The inlet screen is disposed fluidly along the inlet conduit and adapted to filter a fluid provided to fill the reservoir through the inlet conduit. The main reservoir filter is disposed fluidly along the supply conduit and adapted to filter a fluid drawn from the reservoir volume and provided through the supply conduit to a pump. | 2015-07-16 |
20150198072 | APPARATUS AND METHOD FOR REDUCING AIR POLLUTION FROM EXHAUST - An apparatus for reducing air pollution includes a piping system, at least one compressor fan, a cooling system, and a tank having at least one first filter and at least one second filter separated by at least one intermediary member. The piping system is coupled to a cooling system adapted to saturate the exhaust with water. The exhaust and contaminated water flow downward into the tank containing at least one first filter and at least one second filter separated by at least one intermediary member where the exhaust and the contaminated water are filtered. The cleaned water is recirculated through the cooling system, and the exhaust is filtered a second time through the at least one second filter, the at least one intermediary member, and the at least one first filter prior to release into the atmosphere. A method for reducing air pollution from exhaust is also provided. | 2015-07-16 |
20150198073 | EXHAUST AFTERTREATMENT SYSTEM WITH IN-ELBOW REDUCTANT INJECTION - An exhaust aftertreatment system, such as for a diesel engine, includes a reductant dosing system with an injector positioned in an elbow pipe of an exhaust conduit. A tubeless mixer is positioned in the exhaust conduit between the injector nozzle outlet and an SCR catalyst. The tubeless mixer includes a plurality of rings, all of which are distributed with increasing size as distance from the nozzle outlet increases. The tubeless mixer aides in more uniformly distributing reductant in the exhaust flow prior to arrival at the SCR catalyst. | 2015-07-16 |
20150198074 | WORK VEHICLE - A work vehicle includes an engine, an injector injecting a reducing agent to an exhaust gas exhausted from the engine, a determination portion determining whether or not a temperature of the injector is high, a stop determination portion determining whether or not the engine has stopped while the injector is in a high-temperature state as a result of determination by the determination portion, a counter counting the number of times of stop of the engine while the injector is in the high-temperature state based on a result of determination by the stop determination portion, and a warning portion giving a warning in connection with stop of the engine when a count value of the counter exceeds a first prescribed value. | 2015-07-16 |
20150198075 | Injector Cooling Apparatus - A cooling system for an injector tip for a diesel emission fluid (DEF) injection system is disclosed. The system uses a heat sink, such as a head for a regeneration system, to vaporize cooling fluid, in combination with a phase separation tank, to force cooling fluid backward through a cooling loop thereby allowing cooling of an injector tip following engine shutdown in a “hot” shutdown situation. | 2015-07-16 |
20150198076 | METHOD FOR DETERMINING AN ESTIMATED AMOUNT OF SOOT ACCUMULATED IN A PARTICULATE FILTER OF AN EXHAUST GAS AFTER-TREATMENT SYSTEM - A method for estimating the amount of soot accumulated in a particulate filter of a vehicle exhaust gas system is provided. The system may include an engine, an exhaust gas system, having a particulate filter, and a controller configured to execute the present method. The controller may be configured to evaluate an instantaneous volumetric flow rate of an exhaust gas flowing through the exhaust gas system; monitor an exhaust gas pressure drop across the particulate filter; determine a drive state of the vehicle based on the instantaneous volumetric flow rate of exhaust gas and the exhaust gas pressure drop; and execute one of a first control action when the drive state is a steady-state drive state and a second control action when the drive state is a transient-state drive state. | 2015-07-16 |
20150198077 | ASSEMBLY UNIT OF AN EXHAUST SYSTEM COMPOSED OF COMPONENTS MADE OF DIFFERENT MATERIALS WITH IMPROVED DURABILITY - An assembly unit | 2015-07-16 |
20150198078 | HYBRID FASCIA MOUNTED EXHAUST TIP ASSEMBLY - An exhaust module made of a thermoplastic material which is connected to a fascia or bumper of a vehicle. In one embodiment, the hybrid fascia mounted exhaust tip assembly includes a bracket. The bracket has a bracket inlet which surrounds, but is not in contact with, an exhaust pipe. The exhaust pipe is free to move around as a result of the vehicle traveling over bumps in the road and around turns. The bracket also has a bracket outlet which is connected to the bracket inlet. A ring tip has a portion that slides onto a bezel portion of the bracket outlet. | 2015-07-16 |
20150198079 | LIQUID-COOLED INTERNAL COMBUSTION ENGINE WITH SELECTOR GUIDE VALVE, AND METHOD FOR CONTROLLING THE SELECTOR GUIDE VALVE OF AN INTERNAL COMBUSTION ENGINE OF SAID TYPE - A selector guide valve in cooling system of an internal combustion engine is provided. The selector guide valve includes a first control drum independently rotatable and including an inlet receiving engine coolant from a pump and a plurality of coolant openings extending through the first control drum and a second control drum independently rotatable, circumferentially surrounding the first control drum, and including a plurality of coolant openings extending through the second control drum. | 2015-07-16 |
20150198080 | Engine Fluid Cooling Assembly - A baffle for engine fluid cooling includes a fluid guide having a pair of side walls, a bottom wall, and a coolant fluid inlet. A channel receives a pair of heat exchangers such that one may be positioned proximate to or above a part of the bottom wall and the other may be positioned proximate to or above another part of the bottom wall. Some coolant entering the guide flows into the first heat exchanger and some coolant is passed under the first heat exchanger and subsequently into the second heat exchanger. | 2015-07-16 |
20150198081 | ROBUST DIRECT INJECTION FUEL PUMP SYSTEM - A method for a PFDI engine may comprise, during a first condition, comprising direct-injecting fuel to the PFDI engine, estimating a fuel vapor pressure, and setting a fuel lift pump pressure greater than the fuel vapor pressure by a threshold pressure difference, and during a second condition, comprising port-fuel-injecting fuel to the PFDI engine, setting a DI fuel pump command signal greater than a threshold DI fuel pump command signal without supplying fuel to a DI fuel rail. | 2015-07-16 |
20150198082 | Turbocharged Internal Combustion Engine With Pre-Charge Air Cooler - An internal combustion engine is provided including an engine block defining a plurality of cylinders. A cylinder head is attached to the engine block and includes a plurality of intake ports and a plurality of exhaust ports in communication with the plurality of cylinders. An intake manifold is in communication with the plurality of intake ports and an exhaust passages connect to the plurality of exhaust ports. A turbocharger is in communication with the exhaust passage and has an impeller driven by exhaust gasses from the exhaust passage. The turbocharger includes a compressor for supplying compressed air to the throttle body. A water-to-air pre-charge air cooler is disposed in a flow passage between an outlet of the compressor and the throttle body. | 2015-07-16 |
20150198083 | DUAL-FUEL ENGINE HAVING EXTENDED VALVE OPENING - A method of operating a dual-fuel engine having a combustion chamber and at least one valve associated with the combustion chamber is disclosed. The method may include moving the at least one valve from a flow blocking position to a flow passing position during a power stroke of the dual-fuel engine, and injecting gaseous fuel into the combustion chamber. The method may also include selectively holding the at least one valve between the flow blocking position and the flow passing position during at least a portion of a compression stroke of the dual-fuel engine after an end of injection of the gaseous fuel, and releasing the at least one valve and allowing the at least one valve to move to the flow blocking position during the compression stroke. The method may further include injecting liquid fuel into the combustion chamber to ignite the gaseous fuel. | 2015-07-16 |
20150198084 | EXHAUST GAS TURBOCHARGER - An exhaust gas turbocharger for an internal combustion engine may include a rotor with a turbine wheel of a turbine, a compressor wheel of a compressor and a shaft. The shaft may be connected to the turbine wheel and to the compressor wheel in a rotationally fixed manner. A bearing cartridge may be included for mounting the rotor in a housing. The bearing cartridge may have an inner sleeve arranged on the shaft axially between the turbine wheel and the compressor wheel with respect to an axis of rotation and an outer sleeve arranged coaxial thereto. The outer sleeve may be rotatably mounted on the inner sleeve via at least one rolling body. At least two damping rings may be included which are coaxially arranged on the outer sleeve axially spaced from one another and supported on a respective bearing section of the housing. | 2015-07-16 |
20150198085 | OXYGENATE COMPOUND SYNTHESIS DEVICE, SYSTEMS INCLUDING THE DEVICE, AND METHODS OF USING THE SAME - Devices, systems and methods for the preparation of an oxygenate compound or mixture of oxygenate compounds suitable for use in internal combustion engines are disclosed. An internal combustion engine system includes: a fuel system including an oxygenate compound synthesis device including a reactor including a catalyst, the oxygenate compound synthesis device being configured to convert at least a portion of a feedstock to an oxygenate compound or a mixture of oxygenate compounds; and an internal combustion engine configured to initiate combustion through compression or high energy discharge, the internal combustion engine including: a fuel injection system configured to provide fuel injection, and a cooling system configured to cool the internal combustion engine, the internal combustion engine being configured to heat the oxygenate compound synthesis device using heat from the cooling system of the internal combustion engine. Applications of the devices, systems and methods are also disclosed. | 2015-07-16 |
20150198086 | ENGINE APPARATUS - An engine apparatus includes an engine and an exhaust gas purifier. The engine includes an intake manifold and an exhaust manifold. The exhaust gas purifier is configured to purify exhaust gas of the engine and disposed on an upper side of the engine through a mounting base. The mounting base includes an intake-side bracket and an exhaust-side bracket, which support one end of the exhaust gas purifier. One end of the intake-side bracket and one end of the exhaust-side bracket are fastened to each other. The other end of the intake-side bracket and the other end of the exhaust-side bracket are coupled to the engine side. | 2015-07-16 |
20150198087 | HEAT SHIELD STRUCTURE AND ENGINE COVER - A heat shield structure includes an engine body having an exhaust manifold at its side portion, a fuel pump arranged above the engine body, and an engine cover. The engine cover includes a covering portion and a heat shield portion. The covering portion covers the fuel pump and the engine body from above. The heat shield portion protrudes downward from the covering portion. The heat shield portion partitions a space above the engine body and a space above the exhaust manifold from each other. The engine cover has an air guide passage between the engine body and the covering portion, the air guide passage extending from a front side of a vehicle toward the fuel pump. | 2015-07-16 |
20150198088 | POWER GENERATION SYSTEM FOR USING SYNGAS GENERATED IN GASIFIER TO PRODUCE ELECTRICITY - A power generation system including a gasifier for receiving and converting coal-water slurry to a fuel stream, and a quench device for cooling the fuel stream to generate a cooled down fuel stream. The quench device includes a water quench ring, which is able to spray water to cool the fuel stream passing therethrough. The system further includes a separating device, which includes a separator and a high temperature filter for removing rough and fine particles from the cooled down fuel stream respectively, an expander for receiving and utilizing energy in the fuel stream with solids removed to generate power, during which temperature and pressure of the fuel stream drop and an expanded fuel stream is generated, an acid gas removal unit for removing acid gases from the expanded fuel stream, and a gas turbine combine cycle for generating power from the fuel stream with acid gases removed. | 2015-07-16 |
20150198089 | GAS TURBINE OXIDANT SEPARATION SYSTEM - In one embodiment, a system includes a gas turbine system, having: a turbine driven by combustion products produced by a turbine combustion system; and a separation unit positioned between turbine stages of the turbine, wherein the separation unit separates oxygen out of the combustion products. The separation unit may include an ion transport membrane. | 2015-07-16 |
20150198090 | ELECTROSTATIC CHARGE CONTROL INLET PARTICLE SEPARATOR SYSTEM - An inlet particle separator system for an engine includes an inner flowpath section, an outer flowpath section, a splitter, a first electrostatic discharge device, and a second electrostatic discharge device. The outer flowpath section surrounds at least a portion of the inner flowpath section and is spaced apart therefrom to define a passageway having an air inlet. The splitter is disposed downstream of the air inlet and extends into the passageway to divide the passageway into a scavenge flow path and an engine flow path. The first electrostatic charge device is disposed between the air inlet and the splitter and is electrostatically charged to a first polarity. The second electrostatic charge device is disposed downstream of the first electrostatic charge device and is electrostatically charged to a second polarity that is opposite to the first polarity. | 2015-07-16 |
20150198091 | ELECTRIC PROBE ASSEMBLY, GAS TURBINE ENGINE HAVING SAME AND METHOD OF COOLING SAME - A gas turbine engine comprises a hot section module which includes at least one electric probe assembly surrounded by an immediate environment having a local ambient temperature. The at least one electric probe assembly includes an electric probe having a probe body, and a conduit surrounding at least a portion of the probe body. In operation, the conduit carries a fluid flowing at a temperature lower than the local ambient temperature. The at least portion of the probe body is embedded in the fluid inside the conduit. The fluid thermally insulates the probe body from the local ambient temperature of the immediate environment around the at least one electric probe assembly. | 2015-07-16 |
20150198092 | DUAL FUNCTION AIR DIVERTER AND VARIABLE AREA FAN NOZZLE - A modulating fan air diverter and annular air-oil cooler for a gas turbine engine located in the inner fixed structure adjacent to the core cowl is provided. The fan air diverter modulates between an open position, corresponding to maximum fan nozzle area and airflow through the air-oil cooler, and a closed position, corresponding to minimum fan nozzle area and airflow through the air-oil cooler. As such, the device is capable of supporting dual functions of engine heat management as well as engine performance and fan stability. | 2015-07-16 |
20150198093 | BRACKET FOR MOUNTING/REMOVAL OF ACTUATORS FOR ACTIVE VIBRATION CONTROL - An active vibration control actuator mount including at least one actuator bracket having an actuator interface member configured to hold one or more active vibration element thereon in one or more predetermined orientations, and an engine mounting structure interface member connected to the actuator interface member, the engine mounting structure interface member being configured to couple the at least one actuator bracket to an engine mounting structure, wherein the at least one actuator bracket is configured for the installation and removal of a respective active vibration element to and from the actuator interface member while a respective one of the at least one actuator bracket remains coupled to the engine mounting structure. | 2015-07-16 |
20150198094 | CERAMIC PEDESTAL AND SHIELD FOR GAS PATH TEMPERATURE MEASUREMENT - A mounting stand for a temperature sensor is disclosed. The mounting stand includes a base, a pedestal, and a shield. The pedestal extends from the base to a pedestal end distal to the base. The pedestal includes a first hollow cylinder shape forming a bore there through. The shield includes a second hollow cylinder shape extending from the base about the pedestal and extending beyond the pedestal to a shield end distal to the base forming a flow region between the pedestal and the shield. The shield also includes a first aspiration hole extending through the second hollow cylinder shape. | 2015-07-16 |
20150198095 | OFFSET STEM FUEL DISTRIBUTOR - A nozzle is provided including a fuel swirler having an outer wall, an interior wall, and a fuel flow path configured to receive a fuel flow. The fuel flow path extends from adjacent and inlet end of the nozzle to a discharge end of the nozzle and is arranged between the outer wall and the interior wall. The fuel flow path includes a first inlet portion and a volute. The first inlet portion is generally offset from a center of the fuel swirler. | 2015-07-16 |
20150198096 | INTERNAL MANIFOLD WITH FUEL INLET - An internal fuel manifold assembly includes a fuel manifold ring having at least one fuel conveying passage in fluid flow communication with at least one inlet passage defined through an inlet member. The inlet member is connected to the manifold ring proximate its first end and connected proximate its second end to at least one transfer tube. The inlet member includes a drainage passage for collecting possible leaked fuel from an annulus, defined between the inlet member and a heat shield surrounding the inlet member and spaced apart therefrom. Any leaked fuel is discharged out of the inlet member at an exit of the fuel passage on an end surface of the inlet member proximate the second end thereof. | 2015-07-16 |
20150198097 | Systems and Methods for Managing a Combustor - Certain embodiments herein relate to systems and methods for managing a combustor of a gas turbine engine. In one embodiment, a system can include at least one memory configured to store computer-executable instructions and at least one controller configured to access the at least one memory and execute the computer-executable instructions. The instructions may be configured to monitor the dynamic and static pressures of the combustor by a single sensor. The instructions may be further configured to generate a signal based at least in part on the dynamic and static pressures. Furthermore, the instructions may be configured to facilitate in the execution of at least combustor control event based at least in part on the signal. | 2015-07-16 |
20150198098 | ENGINE HAVING ACTIVE EXHAUST VALVE POSITION CONTROL SYSTEM AND METHOD - A system and method selectively reduce power of an engine having at least one piston movable in a cylinder and an exhaust port includes providing an exhaust valve in communication with the exhaust port of the engine. The exhaust valve has an adjustable position to change an effective size of the exhaust port. The system and method also include sensing a condition likely to cause damage to the piston of the engine and adjusting a position of the exhaust valve to reduce a size of the exhaust port in response to sensing the condition likely to cause damage to the piston of the engine, thereby limiting power of the engine. | 2015-07-16 |
20150198099 | METHOD TO IMPROVE BLOWTHROUGH VIA SPLIT EXHAUST - Methods and systems are provided for a boosted engine having a split exhaust system. One method includes reducing knock by flowing a combination of exhaust from towards the end of an exhaust stroke and blowthrough air to the intake of a compressor via a compressor inlet valve. | 2015-07-16 |