MAN Diesel & Turbo SE Patent applications |
Patent application number | Title | Published |
20160130962 | FLOW MACHINE - A flow machine with a rotor-side shaft includes: a stator-side housing in which the rotor-side shaft is mounted; a seal bushing configured to seal a gap between the stator-side housing and the rotor-side shaft; a retaining bolt configured to center the seal bushing at the stator-side housing in a heat-resilient manner; and a clamp configured to fix the seal bushing in a positively engaging manner at the stator-side housing while ensuring a radial displaceability of the seal bushing relative to the stator-side housing. | 05-12-2016 |
20160123263 | Method And Control Device For Operating An Internal Combustion Engine - A method for operating an internal combustion engine, such as a marine diesel engine, that is operative for rotating an output shaft of the engine in a normal operating mode for generating a desired output power based on an operating fuel quantity introduced into the engine. The engine is operated in a calibration mode at a defined rotational speed of the output shaft, and a calibrating fuel quantity introduced into the engine to maintain the defined rotational speed in the calibration mode is determined. In the normal operating mode of the engine, the engine output power is determined based on the operating fuel quantity being introduced into the engine in the normal operating mode and the calibrating fuel quantity determined in the calibration mode. | 05-05-2016 |
20160061219 | RADIAL COMPRESSOR STAGE - A radial compressor stage includes an impeller with multiple impeller blades on the rotor side and a diffuser with multiple guide blades on the stator side positioned downstream of the impeller. Between the impeller and the stator an impeller side gap is formed. Flow inlet edges of the guide blades on the stator side lie on a first circle contour such that the flow inlet edges of all guide blades on the stator side have an identical spacing to the flow inlet edges of the respective adjacent guide blades. Flow outlet edges of the guide blades on the stator side lie on a second circle contour such that in at least one first circumferential position the flow outlet edge of the respective guide blade on the stator side has a spacing to the flow outlet edge of at least one adjacent guide blade other than in second circumferential positions. | 03-03-2016 |
20160061212 | RADIAL COMPRESSOR STAGE - A radial compressor stage includes: an impeller, rotatable relative to a stator, the impeller having multiple impeller blades on a rotor side; a diffuser positioned in a flow direction downstream of the impeller, the diffuser having multiple guide blades on the stator side; an impeller side gap formed between the impeller and the stator; and an intermediate flow channel extending between the impeller and the diffuser. A gap is formed between an outer edge of a downstream back side of the impeller and an opposite inner edge of the stator, the gap being sealed via a seal such that the seal seals the impeller side gap from the intermediate flow channel. | 03-03-2016 |
20150118039 | TURBOMACHINE - A turbomachine includes: a stator-side housing having: a plurality of stator-side guide vane supports fastened to the stator-side housing, stator-side guide vanes fastened to the stator-side guide vane supports, and axially spaced guide vane rings; and a rotor having a plurality of rotor-side moving blades. At least two guide vane supports are jointly fastened to and centered on a flange of the stator-side housing. | 04-30-2015 |
20150118032 | SEAL SYSTEM - A seal system for sealing a seal gap in a turbomachine includes: a rotor component; a stator component, the sealing gap extending between the rotor component and the stator component; first seal strips and second seal strips each projecting into the seal gap and forming at least one seal strip package; first seal strip grooves in the rotor component that receive the first seal strips; second seal strip grooves in the stator component that receive the second seal strips; and a relief groove in the rotor component arranged in front of the seal strip package, and after the seal strip package. Every relief groove is at least two times wider than, and at most six times wider than, the first and second seal strip grooves and at least two times deeper than, and at most six times deeper than, the first and second seal strip grooves. | 04-30-2015 |
20140174407 | Fuel Supply System - A fuel supply system includes a feeder fuel circuit configured to: (i) convey a first fuel in a direction of a mixing tank via a first pump device proceeding from a first fuel tank for a first fuel type; or (ii) convey a second fuel in the direction of the mixing tank via the first pump device proceeding from a second fuel tank for a second fuel type; and a booster fuel circuit configured to convey fuel via a second pump device proceeding from the mixing tank in a direction of at least one marine diesel engine, the booster fuel circuit having an automatic fine filter positioned upstream of or downstream of the at least one marine diesel engine and in the booster fuel circuit, respectively. | 06-26-2014 |
20140076081 | TRANSMISSION TURBO MACHINE - A transmission turbo machine integrates drive units and/or driven units into a machine train via a transmission. The integrated transmission substantially comprises a central large wheel with a shaft and a plurality of pinions with pinion shafts. The large wheel is operatively connected to the pinions, and the ends of the pinion shafts are operatively connected to a drive unit and/or driven unit. The shaft of the large wheel is operatively connected to a drive unit and/or driven unit. The invention is characterized in that the drive unit and/or driven unit is an axial expander which is mounted in a cantilevering manner in one or more stages. | 03-20-2014 |
20130340711 | Internal Combustion Engine - An internal combustion engine ( | 12-26-2013 |
20130287325 | Bearing Arrangement For A Crankshaft Of An Internal Combustion Engine - A crankshaft bearing of a crankshaft of an internal combustion engine has a plain bearing formed of bearing shells, wherein a bearing shell ( | 10-31-2013 |
20130234441 | Solar Thermal Installation and Method for Operating a Solar Thermal Installation - A solar thermal installation and method for operating a solar thermal installation includes a solar collector arrangement which defines a solar collector fluid passage so that a first heat quantity can be supplied to a fluid, and which has a first fluid infeed connection and a first fluid output connection. A heat exchanger fluid passage permits a second heat quantity to be supplied to a fluid. A heating fluid receiving device is fluidically connected with a first fluid output connection and fluidically connects a second fluid output connection to the first fluid output connection by bypassing the solar collector fluid passage. A consumer device is connected to the heating fluid receiving device. At least a portion of the first heat quantity and second heat quantity can be supplied to the consumer device. A control device controls an operation of the gas turbine depending on the first heat quantity. | 09-12-2013 |
20130232990 | Apparatus for Releasing a Flow Cross Section of a Gas Line - An apparatus is described for the controlled release of a flow cross section of a gas line which is connected to a combustion chamber of a gas engine. The apparatus has a check valve and a flexible device. The flexible device is provided for absorbing a force occurring as a result of a thermal expansion of the check valve. | 09-12-2013 |
20130232969 | EXHAUST GAS TURBOCHARGER MODULE AND INTERNAL COMBUSTION ENGINE OUTFITTED THEREWITH - An exhaust gas turbocharger module and internal combustion engine outfitted therewith are disclosed. The exhaust gas turbocharger modules have an individual turbocharging assembly with a low-pressure exhaust gas turbocharger with a low-pressure turbine and a low-pressure compressor which have a common first turbocharger axis. A high-pressure exhaust gas turbocharger is provided with a high-pressure turbine and a high-pressure compressor which have a common second turbocharger axis extending perpendicular to the first turbocharger axis. The low-pressure turbine is connected downstream of the high-pressure turbine via an exhaust gas connection line, and the high-pressure compressor is connected downstream of the low-pressure compressor via a charge air connection line. A housing receives the low-pressure turbine, the high-pressure turbine and the exhaust gas connection line. The low-pressure compressor, the high-pressure compressor, and the charge air connection line are arranged outside of the housing. | 09-12-2013 |
20130206123 | Capacitive Ignition System - A capacitive ignition system for an internal combustion engine includes a voltage converter which has two primary terminals and two secondary terminals a primary voltage source has two voltage source terminals (A+, A−) which are connected in each instance to one of the primary terminals so that a primary circuit is formed; a switch which is incorporated within the primary circuit and a controller so that the switch can be closed and opened; a first control device constructed to actuate the controller in accordance with an ignition pattern for closing and/or opening; an electrical capacitance (C | 08-15-2013 |
20130199505 | CYLINDER HEAD AND INTERNAL COMBUSTION ENGINE EQUIPPED THEREWITH - A cylinder head and internal combustion engine outfitted therewith, in which the cylinder head has a plurality of media passages, at least one of which is for conducting a corrosive medium. Each media passage has a media contact surface for conducting a medium. The cylinder head has a longer service life due to the media contact surface of the at least one media passage for conducting the corrosive medium being formed of a corrosion-resistant material. | 08-08-2013 |
20130195618 | Underwater Compressor Arrangement And Underwater Process Fluid Conveying Arrangement Equipped Therewith - Underwater compressor arrangement and underwater process fluid conveying arrangement outfitted therewith. The underwater compressor arrangement has a housing, a turbocompressor with a compressor rotor, and a rotary drive unit with a drive rotor. The turbocompressor and rotary drive unit are arranged in the housing, and the compressor rotor is in rotationally driving connection with the drive rotor. The housing is hermetically sealed with the exception of operating connections for the turbocompressor and rotary drive unit, The compressor rotor is rotatably supported in the housing by a rolling element bearing arrangement. | 08-01-2013 |
20130189078 | Turbine - A turbine includes a stator ( | 07-25-2013 |
20130126408 | Oil Side-Stream Cleaning Device - The oil side-flow cleaning device includes a heating unit ( | 05-23-2013 |
20130055987 | INTERNAL COMBUSTION RECIPROCATING PISTON ENGINE AND METHOD OF OPERATING THE SAME - Internal combustion reciprocating piston engine and method for operating an internal combustion reciprocating piston engine which works according to the Diesel process and has at least one cylinder ( | 03-07-2013 |
20130054124 | Method Of Monitoring Check Valves Arranged In Gas Feed Lines Of A Gas Engine - A method of monitoring check valves ( | 02-28-2013 |
20130033148 | ELECTRIC MACHINE - An electric machine has a housing with an inner circumference; a stator which is inserted into the housing so that an outer circumference of the stator is located opposite the inner circumference of the housing, a clearance fit being formed between the inner circumference of the housing and the outer circumference of the stator; at least one fastening element, each fastening element connects the stator to the housing by positive engagement so that the stator is held at the housing so as to be fixed with respect to rotation relative to it; and a rotor which is rotatably mounted in the housing in a radial direction of the electric machine inwardly of the stator. | 02-07-2013 |
20130028724 | AXIAL-RADIAL TURBOMACHINE - Axial-radial flow machine having an axial portion with at least one axial stage, a radial portion with at least one radial stage, a housing having an interior space with a dividing wall extending in a radial direction dividing the housing in an axial direction into a first partial space in which the axial portion is received and a second partial space in which the radial portion is received, and a shaft that extends in axial direction through the interior space and through the dividing wall and on which impellers of the axial portion and of the radial portion are received. A radial gap is formed between the dividing wall and a fluid guiding element of the radial portion. The fluid guiding element is axially fixed to the housing so as to be adjacent to the dividing wall. A plurality of fixing units which are distributed in circumferential direction are arranged in the radial gap, each of which fixing units axially fixes the dividing wall to the fluid guiding element. | 01-31-2013 |
20130018603 | Method Of Machine Condition MonitoringAANM BOGATZKI; DorotheaAACI DuesseldorfAACO DEAAGP BOGATZKI; Dorothea Duesseldorf DEAANM KUPER; PeterAACI GladbeckAACO DEAAGP KUPER; Peter Gladbeck DEAANM SOBOLYEV; OleksandrAACI DuesseldorfAACO DEAAGP SOBOLYEV; Oleksandr Duesseldorf DE - A method of machine condition monitoring, wherein at least one measured and/or calculated machine parameter is monitored during the operation of a machine, and wherein a change in the machine condition, particularly a critical operating state of the machine, is deduced when at least one monitored machine parameter reaches a limit value, and wherein at least one monitored machine parameter is monitored depending on at least one other machine parameter in defined operating point ranges of the machine, wherein a change in machine condition is deduced when at least one monitored machine parameter within a defined operating point range reaches at least one limit value individual to the operating point range. | 01-17-2013 |
20120321450 | Flow Machine - A flow machine includes two structural component parts that cooperate with one another by a bellows seal so that the bellows seal forms a medium barrier between two spaces of the flow machine which directly adjoin the two structural component parts. The flow machine is constructed as a gas turbine, and one space of the two spaces is a hot-gas space of a high-pressure stage of the gas turbine. | 12-20-2012 |
20120279289 | Method for Determining Emission Values Of A Gas Turbine, And Apparatus For Carrying Out Said Method - A method of determining emission values of a gas turbine, includes the following steps: a test run is performed on the gas turbine; operational parameters of the gas turbine are determined during the test run; first emission values are determined during the test run; an association between the operational parameters and the first emission values is stored; and during operation, operational parameters of the gas turbine are determined; and second emission values are determined in accordance with the stored association between the operational parameters and the first emission values. | 11-08-2012 |
20120262024 | Squirrel-Cage Rotor And Method For Producing Such A Squirrel-Cage Rotor - Squirrel cage rotor and method for the production thereof including a rotor shaft having a solid rotor portion formed of ferromagnetic material having a plurality of through-passages extending in an axial direction of the rotor shaft, a plurality of electrically conducting bar elements each received in a through-passage so that the respective bar elements extend in the axial direction. The bar elements each have a first longitudinal end and a second longitudinal end, and two electrically conducting end elements which electrically connect the longitudinal ends to form a squirrel cage is formed by the bar elements and end elements. The bar elements are received in the through-passages in such that relative movement in the axial direction between the solid rotor portion and the bar elements is enabled when there is a change in length of the bar elements and/or of the solid rotor portion. | 10-18-2012 |
20120230826 | ROTOR OF A TURBOMACHINE - Rotor having of rotor blades. Every rotor blade has a blade body and coupling segment. A width of the coupling element segment is defined in circumferential direction by edges extending in axial direction. The coupling segment is contoured at a first side such that, on the flow inlet side to a flow inlet edge, the radially outer edge projects beyond the radially inner edge in axial direction. At this side on the flow outlet side of the blade body, the radially inner edge projects beyond the radially outer edge. The coupling segment is contoured at a second side such that, adjacent on the flow outlet side to the flow outlet edge, the radially outer edge extending in axial direction projects beyond the radially inner edge in axial direction. At, this second side facing away from the flow inlet edge the radially inner edge projects beyond the radially outer edge. | 09-13-2012 |
20120227407 | BURNER FOR A TURBINE - A burner for a turbine has a flame tube, a casing enclosing the flame tube forming an oxidant collection chamber, a burner bottom which bounds the oxidant collection chamber and the combustion space, and a swirler which has a plurality of guide vanes arranged so that the distances between the guide vanes form a plurality of radial inlet passages to the combustion space. A fuel supply pipe is provided in the inlet flow region of at least some of the inlet passages, which fuel supply pipe extends lengthwise through the respective inlet passage in an axial direction of the burner and traverse to an oxidant flow direction, and wherein each fuel supply pipe has in its wall at least one radial fuel output opening by which fuel can be mixed into the respective inlet passage with a directional component extending transverse to the oxidant flow direction. | 09-13-2012 |
20120189431 | COMPRESSOR ARRANGEMENT - Compressor arrangement having an axial compressor and a radial compressor which are arranged axially one behind the other on a common driveshaft which can be coupled to a drive and which each have a compression fluid input and a compression fluid output. The axial compressor is provided with first control elements and the radial compressor is provided with second control elements. The first control elements and second control elements are controllable separately so that the axial compressor and the radial compressor are controllable separately. | 07-26-2012 |
20120189373 | Rotor Disk for a Turbo Machine - A rotor wheel for a turbomachine, particularly a radial turbomachine, having a rotor wheel face and a shrink collar adjoining the rotor wheel face for shrinking onto a rotor of the turbomachine and a circumferential groove between the rotor wheel face and the shrink collar. | 07-26-2012 |
20120156023 | Radial Compressor And Method For Producing A Radial Compressor - Radial compressor and method for the production of a radial compressor, wherein the radial compressor ( | 06-21-2012 |
20120144834 | Gas Turbine Combustion Chamber - A gas turbine combustion chamber has a housing ( | 06-14-2012 |
20120128477 | Radial Compressor and Method for Producing a Radial Compressor - A radial compressor has a compressor housing, a rotatably supported compressor shaft in the compressor housing, at least one compressor impeller arranged on the compressor shaft, and a fluid discharge element arranged downstream of a last compressor impeller in a fluid path in the compressor housing and which has a predetermined extension in radial direction and in axial direction of the radial compressor, wherein the fluid discharge element has a fluid passage for guiding fluid that is accelerated by the last compressor impeller out of the compressor housing, which fluid passage extends in a circumferential direction by a predetermined angular amount, and wherein the fluid discharge element is formed of material having a defined material structure, and the fluid passage is formed as a subsequently introduced spatial interruption in a material cohesion of the material structure. A method of producing the radial compressor is also disclosed. | 05-24-2012 |
20120121383 | Turbomachine Component and Turbomachine Equipped Therewith - Turbomachine component and turbomachine outfitted therewith. The turbomachine component has a sensor unit arranged at the turbomachine component. The sensor unit has a sensor for detecting a parameter to be monitored and a transmitter for sending a measurement signal corresponding to the parameter to an evaluation unit of the turbomachine for processing. The transmitter of the sensor unit sends an encoded identification signal to the evaluation unit along with the measurement signal, this encoded identification signal contains an identification code that identifies the sensor unit. The sensor unit is configured such that the sensor unit cannot be separated from the turbomachine component without functional destruction of the sensor unit. | 05-17-2012 |
20120111025 | System For The Generation Of Mechanical And/Or Electrical Energy - A system for the generation of energy includes a further chain of units coupled with a gas turbine plant and at least one compressor consuming mechanical energy and/or at least one generator generating electrical energy. The further chain of units comprises a closed circuit having a work fluid and at least one heat exchanger, at least one expander for expanding the work fluid and for subsequently obtaining mechanical energy for the compressor and/or generator, at least one condenser for condensing the expanded work medium, and at least one pump for conveying the work fluid. The coupling of the gas turbine plant to the further chain of units is carried out by means of the heat exchanger which is fed with heat by means of the compressor air of the compressor and starts the closed circuit through the work fluid. | 05-10-2012 |
20120100954 | System for the generation of mechanical and/or electrical energy - A power split gearbox ( | 04-26-2012 |
20120009067 | Rotor of a Turbomachine - A rotor of a turbomachine has a rotor base body and a plurality of rotor blades. Every rotor blade has a blade body and a coupling element segment. The coupling element segment of every rotor blade is contoured at a first side and at a second side opposite the first side that, at the first side and at the second side, a radially outer edge of the respective coupling element segment extends substantially in axial direction and a radially inner edge of the respective coupling element segment extends substantially in axial direction respectively delimit two surfaces separated from one another by a separating line. In at least one circumferential position of the rotor between two directly adjacent rotor blades, the separating lines run approximately parallel to, or in alignment with, the mounting direction of the rotor blades at the rotor base body, which mounting direction is defined by the blade roots. In every other circumferential position between two directly adjacent rotor blades, the separating lines formed at directly adjacent sides of the coupling element segments are oblique relative to the mounting direction. | 01-12-2012 |
20110272893 | Labyrinth Seal For A Turbomachine - Labyrinth seal for a turbomachine having a plurality of elongated seal blades arranged along a longitudinal direction of the labyrinth seal next to one another and at a distance from one another so that a chamber is formed between adjacent seal blades. The seal blades each have a free end and at least one seal wall extending in longitudinal direction of the labyrinth seal. A seal gap is formed between each free end and the seal wall, adjacent chambers being in fluid communication with one another by the seal gap so that a working fluid impinging on the labyrinth seal can flow through the labyrinth seal in a throttled manner in a throttling direction proceeding from a first seal blade to a final seal blade. A fluid discharge device is provided that is arranged to bring about a continuous reduction in a specific enthalpy of the working fluid by discharging working fluid from the labyrinth seal along the throttling direction. | 11-10-2011 |
20110265483 | Combustor For A Turbine, and Gas Turbine Outfitted With A Combustor of This Kind - Combustor for a turbine, and gas turbine outfitted with a combustor. The combustor has a housing in which an air collecting chamber, a combustion antechamber, and a combustion chamber are formed. A combustor head plate is arranged in the housing so that the combustor head plate separates the combustion antechamber from the combustion chamber. A baffle plate is arranged in the combustion antechamber so that the baffle plate divides the combustion antechamber into a first sub-chamber adjoining an air supply fluidically connected with the air collecting chamber and a second sub-chamber adjoining the combustor head plate. Wherein baffle plate has a plurality of through-passages that fluidically connect the first sub-chamber with the second sub-chamber so that air that has flowed into the first sub-chamber from the air collecting chamber via the air supply can flow into the second sub-chamber via the through-passages and to a back surface of the combustor head plate facing the second sub-chamber. | 11-03-2011 |
20110259667 | Duct Sound Damper For A Flow Machine - Duct sound damper for deliberate reduction of sound waves for a flow machine, particularly for a compressor, with a housing having at least one horizontally extending acoustically reflective back wall and at least one front cover plate. At least one flow channel connected together through inlet opening and outlet opening is enclosed by at least one damper member reducing the sound. The damper member includes horizontal axial stringers, circumferential stringers, the front cover plate, at least one sound-insulating metal element extending horizontal to the flow-guiding cross section, and the acoustically reflective back wall. | 10-27-2011 |
20110167832 | Method for operating a premix burner, and a premix burner for carving out the method - A method for operating a premix burner for gaseous fuels having a multi-stage pilot gas system whose diffusion fuel is injected into a flame chamber of the premix burner as at least two partial streams with different orientations, and a premix burner for carrying out the method. | 07-14-2011 |
20110110786 | Rotor Blade and Flow Engine Comprising a Rotor Blade - A rotor blade for a flow machine, in particular a steam turbine, includes an insertion root with a first finger and two second fingers which are arranged on either side of the first finger in axial direction. The first finger and the second fingers have a shoulder in axial direction on axial sides facing one another such that the fingers have a radially outer first portion and a radially inner second portion whose axial extension is shorter than that of the outer, first portion. In relation to a total axial width between axial sides of the two second fingers which face away from one another, the radial height of the first, radially outer portion is in the range of 0.39 to 0.45, particularly 0.40 to 0.44, and the radial height of the second, radially inner portion is between 0.40 and 0.46, particularly between 0.41 and 0.45. | 05-12-2011 |
20110094240 | Swirl Generator - A swirl generator for injecting fuel into a gas turbine by injection of the fuel into a channel of the swirl generator of the gas turbine. The fuel injection is predetermined by the arrangement of a fuel injecting insert in a swirl generator segment. | 04-28-2011 |
20110072821 | Control Device and Method for a Quick-Acting Gate Valve of a Steam Turbine - A control device for a quick-closing valve of a steam turbine including a relief valve for reducing a hydraulic pressure opening the quick-closing valve, and a relief valve control valve arrangement having at least three valves which are hydraulically interconnected with the relief valve in such a way that the relief valve does not close the quick-closing valve unless at least two valves of the relief valve control valve arrangement are switched to a quick-closing position. The system includes a test control valve arrangement for selectively reducing and increasing the hydraulic pressure opening the quick-closing valve when the relief valve is closed. | 03-31-2011 |
20110038718 | Fluid Flow Machine - A fluid flow machine has a stator, a rotor which is supported so as to be rotatable relative to the stator, and a brush seal which seals a gap formed between the stator and rotor in a radial direction to prevent the passage of fluid. The brush seal has a brush holder and a plurality of sealing bristles, each of which has a first end that is fastened to the brush holder and a second end that contacts a sealing surface. The sealing surface is rotationally displaceable relative to the second ends of the respective sealing bristles. The sealing surface is formed by a circumferential surface of an intermediate sleeve which is arranged between the stator and rotor and which radially divides the gap. | 02-17-2011 |
20110020543 | Method For Installing Function Monitoring Means In A Flow Machine Installation - A method for installing function monitoring means in a flow machine installation, wherein the function monitoring means are formed by at least one thermochromic paint, and wherein the method comprises: selecting at least one component of the flow machine installation whose function is to be monitored; selecting a predetermined thermochromic paint for the component whose function is to be monitored; applying the thermochromic paint on the component whose function is to be monitored; and wherein the thermochromic paint is applied to at least one component of the flow machine installation, which component is to be monitored with respect to the through-flow of process fluid therein. | 01-27-2011 |
20110008160 | COVER DISK FOR A CLOSED IMPELLER - A cover disk ( | 01-13-2011 |
20100329861 | Inlet Connecting Piece for an Axial-Flow Compressor - An inlet connection piece for an axial compressor, particularly for a turbocompressor, includes an inlet housing ( | 12-30-2010 |
20100322765 | Turbo engine with improved compensating piston gasket - A flow machine ( | 12-23-2010 |
20100290911 | Turbine Rotor for a Gas Turbine - A turbine rotor ( | 11-18-2010 |