Patent application number | Description | Published |
20080215656 | FAST FOURIER TRANSFORM CIRCUIT AND FAST FOURIER TRANSFORM METHOD - A fast Fourier transform circuit includes a computation component, an extraction component and a setting component. The extraction component, at each step of the computation, extracts, from computation result data points calculated by the computation component, data in a pre-specified range with a number of bits the same as a predetermined number of bits, which is an effective range for a butterfly computations. The setting component sets the data points of the predetermined number of bits which have been extracted by the extraction component to serve as input data when butterfly computations of a next step are to be performed by the computation component. | 09-04-2008 |
20090050020 | COMPOSITION FOR RESIST UNDERLAYER FILM AND PROCESS FOR PRODUCING SAME - A composition for a resist underlayer film is provided. The composition has excellent storage stability and can form a resist underlayer film which has excellent adhesion to a resist film, can improve reproducibility of a resist pattern and is resistant to an alkaline liquid used in development and to oxygen ashing during the removal of a resist. The composition comprises a hydrolyzate and/or a condensate of a silane compound of the following formula (A), | 02-26-2009 |
20090137771 | RESIN COMPOSITION - The present invention provides a resin composition which can be cured by visible light and whose cured product is not colored or little colored, said composition comprising a phosphine oxide compound represented by the following general formula (1) (wherein R | 05-28-2009 |
20090248215 | CONTROL DEVICE AND ELECTRIC POWER ESTIMATING METHOD - To estimate the instantaneous electric power consumption of an actuator, such as a heater, with excellent accuracy, while using an existing structure. A control device comprises a PID control calculating unit for calculating, and for outputting to the actuator, an manipulated variable MV based on a produced variable PV of an object to be controlled; and an electric power estimating unit for estimating the electric power consumption of the actuator using an electric power estimating function equation that has been set in advance, using, as input variables, the manipulated variable MV, the produced variable PV, and an electric current value CT of the electric current that flows through the actuator in response to the output of the manipulated variable MV. The electric power estimating function equation is derived in advance through multivariate analysis from actual measured data from the input variables and actual measured data for the electric power consumption of the actuator. | 10-01-2009 |
20100151384 | COMPOSITION FOR RESIST UNDERLAYER FILM AND PROCESS FOR PRODUCING SAME - A composition for a resist underlayer film is provided. The composition has excellent storage stability and can form a resist underlayer film which has excellent adhesion to a resist film, can improve reproducibility of a resist pattern and is resistant to an alkaline liquid used in development and to oxygen asking during the removal of a resist. The composition comprises a hydrolyzate and/or a condensate of a silane compound of the following formula (A), | 06-17-2010 |
20100178620 | INVERTED PATTERN FORMING METHOD AND RESIN COMPOSITION - A method for forming an inverted pattern includes forming a photoresist pattern on a substrate, filling a space formed by the photoresist pattern with a resin composition including a polysiloxane and a solvent, and removing the photoresist pattern to form an inverted pattern. The resin composition includes (A) a polysiloxane obtained by hydrolysis and condensation of two types of hydrolysable silane compounds having a specific structure, and (B) an organic solvent containing an alcohol or ether having a specific structure. | 07-15-2010 |
20100233632 | SILICON-CONTAINING FILM-FORMING COMPOSITION, SILICON-CONTAINING FILM, AND PATTERN FORMING METHOD - A silicon-containing film-forming composition includes a polysiloxane and organic solvent. The polysiloxane includes a first structural unit, a second structural unit, and a third structural unit. The first structural unit is derived from a tetraalkoxysilane. The second structural unit is derived from a compound shown by a formula (1), wherein R | 09-16-2010 |
20100259689 | VIDEO DISPLAY APPARATUS AND METHOD, AND SIGNAL PROCESSING CIRCUIT AND LIQUID CRYSTAL BACKLIGHT DRIVER TO BE BUILT THEREIN - An overflow suppression technique that is effective for avoiding degradation in image quality is provided. A fundamental waveform and detail is extracted out of an input RGB signal. A suppression gain generation unit | 10-14-2010 |
20110069771 | OFDM RECEIVER AND DOPPLER FREQUENCY ESTIMATING CIRCUIT - A radiofrequency signal is converted to an intermediate frequency signal by a tuner, which is amplified by a variable gain amplifier. The so-amplified signal is converted into a digital signal by an ADC, which is supplied to an FFT, where it is separated into signals set every carrier, followed by being supplied to equalizers different in characteristic. The digital signal outputted from the ADC is further supplied to a level converting circuit from which a control signal is generated. The control signal is supplied to a DAC and a Doppler frequency detector. The DAC generates a gain control signal and supplies the same to the variable gain amplifier. The Doppler frequency detector outputs a frequency component of the control signal as a Doppler detection signal. The Doppler detection signal is compared with a threshold value by a comparator. A selector selects one of signals outputted from the equalizers, in accordance with a select signal indicative of the result of comparison. | 03-24-2011 |
20110082602 | AIR CONDITIONING OPERATING DEVICE AND AIR CONDITIONING OPERATING METHOD - An outdoor air temperature information acquisition section acquires the outdoor air temperature, a room temperature information acquisition section that acquires room temperature, an air conditioner state information acquisition section that acquires information on the state of heat exchange type air conditioners and the outdoor air cooler, an estimated value calculating section for room temperature during outdoor air cooling calculating the estimated value for room temperature after switching to the complete outdoor air cooling mode that stops the heat exchange type air conditioner and carries out room temperature control by only increasing or decreasing the effect of the outdoor air cooler from the cooling mode mainly using the heat exchange type air conditioner. An estimated value display section for room temperature during outdoor air cooling, a switching instruction input section receiving the switching operation to complete outdoor air cooling from the occupant and a switching section carrying out switching to the complete outdoor air cooling mode according to the switching instruction. | 04-07-2011 |
20110196652 | ESTIMATING POLYNOMIAL GENERATING DEVICE, ESTIMATING DEVICE, ESTIMATING POLYNOMIAL GENERATING METHOD, AND ESTIMATING METHOD - An estimating polynomial generating device, comprising: an analysis data storing portion for storing analysis data comprising combinations of input parameter data and output parameter data; a function surface storing portion for storing an equation for a function surface that limits the relationship between an input parameter and an output parameter after homothetic conversion; a homothetic conversion equation storing portion for storing homothetic conversion equations for performing homothetic conversion on the input parameter and the output parameter; a homothetic conversion parameter searching portion for searching for and establishing factors for the homothetic conversion equations using the analysis data, the equation for the function surface, and the homothetic conversion equations; and an estimating polynomial calculating portion for calculating an estimating polynomial, for estimating an output parameter value from an input parameter value, by combining the equation for the function surface and the homothetic conversion equations wherein the factors have been established. | 08-11-2011 |
20110232369 | PRESSURE GUIDING TUBE BLOCKAGE DIAGNOSING DEVICE AND BLOCKAGE DIAGNOSING METHOD - A pressure transmitting device detects, through a pressure guiding tube, a pressure of a liquid, slurry, gas, or the like to be measured, wherein there are fluctuations in the pressure; where the pressure guiding tube blockage diagnosing device comprises: a rising/falling frequency detecting portion for segmenting into a plurality of continuous intervals a time series of pressure values detected by the pressure transmitting device, and for detecting, in each time interval, the rising/falling frequency of the fluctuations; and an evaluating portion for evaluating the state of blockage of the pressure guiding tube through comparing, to a specific threshold value, the rising/falling frequency of the fluctuations. | 09-29-2011 |
20110288687 | SETTING VALUE CONTROLLING METHOD AND DEVICE - A setting value controlling device comprises: a setting value information collecting and storing portion for collecting and storing temperature setting values from an air-conditioner controlling device; a setting value reset evaluating portion for resetting the temperature setting value to a reference setting value if the temperature setting value is not a more energy-conserving setting than the reference setting value when a specific reset time has been reached; and a reference setting value updating portion for updating the reference setting value to the updated temperature setting value if, when the temperature setting value has been updated by a user, the updated temperature setting value is a more energy-conserving setting than the reference setting value and a specific time interval has elapsed since updating of the temperature setting value. | 11-24-2011 |
20110295544 | METHOD AND DEVICE FOR LIVING SPACE ADDED VALUE EFFICACY INDEX EVALUATION - A measured value for a PMV within a living space is sent to a comfort efficacy evaluating device. Occupancy information (the current number of occupants N) in the living space is sent to the comfort efficacy evaluating device. The comfort efficacy evaluating device calculates a comfort index P as P=1.0−|PMV|/3, and this comfort index P is weighted by the number of occupants N at the time that the comfort index P was taken. In this case, if the number of occupants is relatively high, the weighting is high, and if the number of occupants is relatively low, then the weighting is low. Additionally, the weighted comfort index P is integrated over an evaluation interval, and thus integrated value, or a weighted average based on this integrated value, is used as a comfort efficacy index TP. An evaluation of the efficacy of energy conservation can be performed in the same way, taking into account the current occupancy of the living space. | 12-01-2011 |
20120020237 | WIRELESS COMMUNICATION SYSTEM AND PARENT NODE SEARCH METHOD - A parent node includes: a signal reception unit receiving a parent node search signal transmitted from a child node; a RSSI measurement unit measuring a RSSI as an index indicating the intensity of wireless link with the child node transmitting the parent node search signal; a response wait time standby processing unit that, after waiting for a response wait time in accordance with the intensity of wireless link, returns a response signal to the child node as a sender of the parent node search signal; and a signal transmission unit. The child node includes: a signal transmission unit transmitting a parent node search signal; a signal reception unit receiving a response signal; and a parent node selection unit that selects a parent node for routine communication on the basis of a wait time from the transmission of a parent node search signal to the reception of a response signal. | 01-26-2012 |
20120020831 | AIRFLOW CONTROLLING DEVICE AND METHOD - The airflow controlling device includes a bacteria counting portion counting bacteria of a controlled space; a first smoothing processing portion performing a first smoothing process on the bacteria count; a second smoothing processing portion performing a second smoothing process on the bacteria count; a bacteria reducing capability storing portion storing a bacteria reducing capability relative to each flow rate; a first flow rate evaluating portion selecting a flow rate matching a bacteria reducing capability compatible with an increase in a bacteria count forecasted from the processing result of the first smoothing processing portion; a second flow rate evaluating portion selecting a flow rate matching a bacteria reducing capability compatible with an increase in a bacteria count forecasted from the processing result of the second smoothing processing portion; and a flow rate determining portion selecting a flow rate into the controlled space based on the flow rates selected by the first and second flow rate evaluating portions. | 01-26-2012 |
20120029658 | OPERATION CONTROLLING SYSTEM AND OPERATION CONTROLLING DEVICE AND METHOD - An operation controlling system is provided with an operation controlling device that is installed removably in a facility equipment, and an operating terminal for sending an instruction signal to the operation controlling device. The operation controlling device not only has communicating means for receiving the instruction signal sent from the operating terminal, but also operation controlling means for turning ON/OFF, in accordance with the instruction signal, the facility equipment that is connected locally, and/or output controlling means for controlling, in accordance with the instruction signal, an output value of the facility equipment that is connected locally. | 02-02-2012 |
20120129352 | SILICON-CONTAINING FILM, RESIN COMPOSITION, AND PATTERN FORMATION METHOD - A pattern-forming method includes forming a silicon-containing film on a substrate, the silicon-containing film having a mass ratio of silicon atoms to carbon atoms of 2 to 12. A shape transfer target layer is formed on the silicon-containing film. A fine pattern is transferred to the shape transfer target layer using a stamper that has a fine pattern to form a resist pattern. The silicon-containing film and the substrate are dry-etched using the resist pattern as a mask to form a pattern on the substrate in nanoimprint lithography. According to another aspect of the invention, a silicon-containing film includes silicon atoms and carbon atoms. A mass ratio of silicon atoms to carbon atoms is 2 to 12. The silicon-containing film is used for a pattern-forming method employed in nanoimprint lithography. | 05-24-2012 |
20120168057 | METHOD OF VIBRATION WELDING | 07-05-2012 |
20130018488 | CONTROLLING DEVICE AND METHODAANM TANAKA; MasatoAACI TokyoAACO JPAAGP TANAKA; Masato Tokyo JP - A controlling device comprises: a temperature ramp-up time estimating portion for estimating a required temperature ramp-up time for the controlled quantity in each individual control loop to reach a set point when the operating quantity output upper limit value of each individual control loop has been sent to a specified output upper limit value; a required output estimating portion for estimating, for each individual control loop, a required operating quantity output for the controlled quantity to reach the set point within the temperature ramp-up time; an output upper limit value setting portion for setting, temporarily, the operating quantity output as the operating quantity output upper limit value of the individual control loop; and a controlling portion that is provided for each individual control loop. | 01-17-2013 |
20130239708 | VALVE-TO-BE-SERVICED SELECTING DEVICE AND METHOD - A valve-to-be-serviced selecting device is provided with: a simple identification executing portion identifying a service-candidate valve by a method that is relatively non-labor-intensive (a relatively low-cost method), a fine identification executing portion identifying a service-candidate valve by a method that is relatively labor-intensive (a relatively high-cost method), and a valve-to-be-serviced determination processing portion. The valve-to-be-serviced determination processing portion performs the simple identification by the simple identification executing portion for valves | 09-19-2013 |
20130261480 | TWA MEASURING APPARATUS AND TWA MEASURING METHOD - A TWA measuring apparatus includes: a grouping section which is configured to group electrocardiogram waveforms of a subject in increments of a first beat number, to generate a plurality of first groups; a storage section which is configured to store the electrocardiogram waveforms; a testing section which is configured to test a statistical intergroup difference of measurement values of the electrocardiogram waveforms of the first groups; a heartbeat condition determining section which is configured to determine that a heartbeat condition is unstable, when a significant statistical difference exists between the first groups; and a TWA measuring section which is configured to measure variation in heartbeat by using the stored electrocardiogram waveforms, when it is determined that the heartbeat condition is unstable. | 10-03-2013 |
20130311019 | MOTOR DRIVE CONTROL DEVICE - A motor drive control device of an electric power-assisted vehicle that has a gear shifter and a motor, and in which a first ratio of the number of drive rotations in the motor to the number of drive rotations of a pedal changes based on changes in a gear ratio in the gear shifter, includes: a gear ratio obtaining part that obtains the gear ratio of the gear shifter; and a calculating part that calculates an assist torque, which is a target value for a drive torque of the motor, from the pedal input torque based on the gear ratio obtained by the gear ratio obtaining part. | 11-21-2013 |
20130317679 | MOTOR DRIVE CONTROL DEVICE - An appropriate motor control in accordance with a pedal operation of a driver is to be achieved. A motor drive control device according to the present invention is a motor drive control device for an electric power-assisted vehicle that has one-way clutches respectively provided for a motor drive system and for a pedal drive system. The motor drive control device according to the present invention includes: a first calculating part that calculates a pedal rotation conversion speed that is converted from a pedal rotation; and a second calculating part that calculates a second target torque for a motor based on the pedal rotation conversion speed, during a period in which a first target torque derived from a pedal torque is not detected. | 11-28-2013 |
20130317759 | VALVE SERVICING CONTROLLING DEVICE AND CONTROLLING METHOD - An evaluation indicator is calculated to determine whether or not servicing is required, from data for evaluation for a valve that is subject to servicing. An ID of the valve is recorded in a recording area AR | 11-28-2013 |
20140025317 | PRESSURE GUIDING TUBE BLOCKAGE DIAGNOSING DEVICE AND BLOCKAGE DIAGNOSING METHOD - A pressure guiding tube blockage diagnosing device includes a feature quantity calculating portion partitioning a time series of pressure data into intervals, and calculating, for each interval, a feature quantity indicating the state of pressure fluctuation, an indicator value calculating portion calculating, for each individual interval, an indicator value indicating a state of blockage of pressure guiding tubes, from the feature quantities for a given time interval up until that interval, a change rate calculating portion performing, for each interval, a smoothing process on the indicator values over a specific time interval up to that interval, and calculating, from the indicator values that have been subjected to the smoothing process, a change rate for the indicator values for each interval, and an evaluating portion evaluating the state of blockage of a pressure guiding tube based on a change rate of the indicator value calculated by the change rate calculating portion. | 01-23-2014 |
20140025318 | PRESSURE GUIDING TUBE BLOCKAGE DIAGNOSING DEVICE AND BLOCKAGE DIAGNOSING METHOD - A pressure guiding tube blockage diagnosing device includes a receiving portion that receives pressure data from a pressure detecting portion, a feature quantity calculating portion that partitions a time series of pressure data, received by the receiving portion, into a plurality of intervals, and calculates, for each interval, a feature quantity indicating the state of fluctuation of a pressure, a change rate calculating portion that performs, for each interval, a smoothing process on the feature quantities over a specific time interval up to that interval, and calculates, from the feature quantities that have been subjected to the smoothing process, a change rate, for each interval, indicating the change of state of blockage of a pressure guiding tube therein, and an evaluating portion that evaluates the state of blockage of the pressure guiding tube based on the change rate calculated by the change rate calculating portion. | 01-23-2014 |
20140039741 | MOTOR DRIVING CONTROL APPARATUS - This motor driving control apparatus includes: a smoothing processing unit that executes smoothing processing using values of pedal input torque at plural points to calculate a first smoothed torque value; an insufficiency output unit that obtains a rate of points at which input of the pedal input torque is insufficient among the plural points; an assist torque calculating unit that performs calculation processing of mixing the first torque value calculated by the smoothing processing unit and the pedal input torque in accordance with output of the insufficient output unit to calculate assist torque; and a driving processing unit that performs processing to drive a motor using the assist torque calculated by the assist torque calculating unit. | 02-06-2014 |
20140039742 | MOTOR DRIVING CONTROL APPARATUS - A motor drive control apparatus for performing motor control that is stable and has a good efficiency includes: a speed processing unit that generates a first value by converting a second value corresponding to a current speed into a duty ratio; a torque processing unit that generates a third value by converting a fourth value corresponding to a target torque into the duty ratio; and a drive unit that controls switching by a switch included in a complementary switching amplifier by an average duty ratio corresponding to a sum of the first value and the third value to drive a motor connected to the complementary switching amplifier. | 02-06-2014 |
20140043686 | DIFFRACTION ELEMENT AND METHOD OF MANUFACTURING DIFFRACTION ELEMENT - Provided is an immersion diffraction element that prevents decrease of diffraction efficiency thereof so as to satisfy optical performance. A reflection type diffraction element is made of a material transmitting a light, beam having a predetermined wavelength. An echelle diffraction grating covered with a reflecting film that prevents transmission of the light beam is formed on one surface of the material. A diffraction grating is formed off in a repeated manner, a blazed surface facing incident light and a non-blazed surface connecting the blazed surface to a neighboring blazed surface. An angle formed between the blazed surface and the non-blazed surface is an acute angle. A defect generated at a grating vertex of the blazed surface fails in a shadow of the neighboring blazed surface so as to prevent the incident light from becoming scattered light due to the defect portion. | 02-13-2014 |
20140074301 | CONTROLLING DEVICE - A controlling device includes an operating volume upper limit value OH1 storage unit that stores an operating volume upper limit value OH1 set from a device on a higher-level side, an operating volume upper limit value OH2 storage unit that stores an operating volume upper limit value OH2 set by an operator, an upper limit value selector that compares the operating volume upper limit values OH1 and OH2, and using the smaller as an operating volume upper limit value OH to be used in an upper limit limiting procedure, a control calculator that calculates an operating volume MV, and an upper limit processor that performs the upper limit limiting procedure to control the operating volume MV, calculated by the control calculator, to a value that is no greater than the operating volume upper limit value OH used by the upper limit value selector. | 03-13-2014 |
20140214180 | COOPERATIVE OPERATING DEVICE AND METHOD - A cooperative operating device includes primary controlling units that are provided for individual primary control systems, and calculate operating variables and outputting them to the actuators of the corresponding primary control systems, a selector that combines operating variables by performing a weighting calculation on the operating variables calculated by the primary controlling units, and an operating variable adjustment controlling unit that is provided to correspond to a single secondary control system for controlling an equilibrium point that is a desirable operating variable output with the primary control in a steady-state, inputs a specific operating variable setting value that indicates the equilibrium point, and inputs, as a controlled variable input, the operating variable after combination, outputted from the selector, to calculate an adjustment operating variable and output it to the actuator of the secondary control system. | 07-31-2014 |
20140249777 | FAULT DETECTING SYSTEM AND FAULT DETECTING METHOD - A fault detecting system includes a representative value storing portion that stores, as a representative value, a combination of a maximum value for a state quantity rate-of-change and a state quantity when the state quantity rate-of-change reaches the maximum value, a rate-of-change calculating portion that calculates the state quantity rate-of-change based on state quantity data acquired by a data acquiring portion, and a representative value updating portion that updates representative values stored in the representative value storing portion, to a most recent state quantity rate-of-change calculated by the rate-of-change calculating portion and a most recent state quantity that has been acquired by the data acquiring portion, when the absolute value of the most recent state quantity rate-of-change that has been calculated by the rate-of-change calculating portion is larger than the absolute value of the maximum value for the state quantity rate-of-change that is stored in the representative value storing portion. | 09-04-2014 |
20140358299 | CONTROLLING DEVICE AND CONTROLLING METHOD - The controlling device includes a set point obtaining portion that obtains a set point from a feedback controlling system for calculating, and outputting to an actuator, a manipulated variable based on the set point and a process variable, and an actuator controlling portion that changes a gain of an actuator so as to have an effect of a change in the process variable that is produced through the change in the gain of the actuator tracking a change in the set point. | 12-04-2014 |
20140358470 | EVALUATING DEVICE, AND ELECTRIC POWER CONSERVATION PLANNING DEVICE AND METHOD - An evaluating device includes an environment information controlling portion that obtains, for each individual customer, environment information during an electric power conservation period for customers who have performed electric power conservation measures, an environment information storing portion that stores environment information obtained from the environment information controlling portion, and an environment evaluating portion that calculates, for each individual customer, an environmental degradation level indicating the level of degradation experienced by the customer during previous electric power conservation periods, based on environment information stored in the environment information storing portion. | 12-04-2014 |
20140374496 | NEED IDENTIFYING DEVICE, AIR-CONDITIONING CONTROLLING SYSTEM, NEED IDENTIFYING METHOD, AND AIR-CONDITIONING CONTROLLING METHOD - A need identifying device is provided with a need storing portion that receives, from an informant, a need pertaining to the surrounding environment, an environment state variable controlling portion that calculates an environment state variable for indicating the state of the surrounding environment of the informant based on an environment element measured value collected from a space occupied by the informant, and calculates, from the environment state variable, a dissatisfaction level for the surrounding environment of the informant, and an identification processing portion that identifies, based on the dissatisfaction level, a need from the informant as a temporary need or as a persistent need. | 12-25-2014 |
20140376095 | DIFFUSING PLATE HAVING MICROLENS ARRAY - A diffusing plate includes a microlens array in which a plurality of microlenses are arranged, wherein the microlenses have such a shape that a curvature of a sectional shape including a center line of the microlenses varies depending on a direction of the center line, and wherein microlenses that are different in the direction of a center line where the curvature of the outline is largest are arranged. | 12-25-2014 |
20150019040 | CONTROLLING SYSTEM AND DATA COLLECTING/DISPLAYING METHOD - A regulator has: a data recording portion recording a setting value; an elapsed time measuring portion measuring elapsed time after commencement of data collection; a data collection initiating portion initiating the data collection if a direction of change of the setting value is a direction of change of the setting value that is a trigger for starting the data collection, when the data collection is stopped; a data collection terminating portion terminating the data collection when time elapsed after the commencement of the data collection has arrived at a data collection termination time limit, when the data collection is being performed; and a data displaying portion switching a display of a graph display of most recent time-series data, from the commencement of most recent data collection until termination of the most recent data collection, recorded by the data recording portion, when the data collection has been completed. | 01-15-2015 |
20150019596 | CONTROLLER AND DATA COLLECTING METHOD - A regulator includes an elapsed time measuring portion that measures an elapsed time after commencement of data collection, a data recording portion that records a setting value, a process variable and a manipulated variable, a data collection initiating portion that initiates the data collection when a direction of change of the setting value, when the data collection is stopped, is in a same direction as a direction of change that is a trigger for initiating the data collection, and a data collection terminating portion that terminates the data collection when the direction of change of the setting value, when data is being collected, is in the direction opposite from the direction of change that is the trigger for initiating the data collection, or when time elapsed after the commencement of data collection arrives at a time limit stored in a time limit recording portion of the regulator. | 01-15-2015 |
20150057768 | CONTROLLING DEVICE AND CONTROLLING METHOD - A controlling device includes an upper limit elapsed time measuring portion measuring an elapsed time TH after updating of a manipulated variable upper limit value OH1 through communication, a lower limit elapsed time measuring portion measuring an elapsed time TL after updating of a manipulated variable lower limit value OL1 through communication, an upper limit automatic reset portion storing, as a new manipulated variable upper limit value OH1, a manipulated variable upper limit value OH2 when the elapsed time TH has arrived at a specified time TR, and a lower limit automatic reset portion storing, as a new manipulated variable lower limit value OL1, a manipulated variable lower limit value OL2 when the elapsed time TL has arrived at the specified time TR. | 02-26-2015 |
20150088461 | FAULT DETECTING SYSTEM AND FAULT DETECTING METHOD - A problem detecting system is provided with: a setting value operating portion that changes a setting value SP in accordance with an operation by an operator; a manipulated variable calculating portion that calculates and outputs a manipulated variable MV based on a setting value SP and a process variable PB; a frequency information processing portion that tabulates and holds operation frequency information for indicating a frequency of changes of the setting value SP by the setting value operating portion; a resetting portion that resets to zero the operation frequency information that is held in the frequency information processing portion when a reset signal has been received from the outside; and an alarm outputting portion that outputs an alarm when a value of the operation frequency information has exceeded a threshold value that is prescribed in advance. | 03-26-2015 |