Class / Patent application number | Description | Number of patent applications / Date published |
702113000 | Of mechanical system | 75 |
20080234964 | Abnormality Diagnosing Apparatus and Abnormality Diagnosing Method - A abnormality diagnosing apparatus used in a machine equipment including a rotating or sliding part relative to a stationary member includes a detecting portion | 09-25-2008 |
20080249734 | Method of Making a Decision on the Status of a Mechanical System Using Input and Response Data Acquired In Situ - An in-situ monitoring system is engaged with a mechanical system for which it is desired to assess or monitor the in-situ performance of the mechanical system. The in-situ monitoring system includes at least one input sensor and at least one output sensor for collecting data corresponding, respectively, to input into, and output from, the mechanical system. The monitoring system also includes an analyzer that utilizes the input and output data to generate an in-situ response representation of the mechanical system. The in-situ representation may be used to make a decision regarding the status of the mechanical system, e.g., to replace all or part of it, to adjust it or to do nothing. In one embodiment, the analyzer is programmed to adapt to the operating conditions of the mechanical system by automatically selecting which one of a number of target representations should be used to characterize the in-situ representation. | 10-09-2008 |
20090030642 | AUTOMATIC TEST METHOD AND APPARATUS USING THE SAME - The present invention provides an automatic test method and an apparatus using the same for testing functions of a product by automatically pressing keys of the product. The automatic test method includes the steps of: inputting motion parameters of at least two driven mechanisms into a microcomputer; producing pulse waves by a motion control card disposed in the microcomputer after the microcomputer handling the motion parameters of the driven mechanisms; leading at least one touch head to move along a first direction and a second direction perpendicular with the first direction until the touch head being above the key of the product by the driven mechanisms after receiving the pulse waves; and pressing the key to test the function of the product through depressing the touch head. | 01-29-2009 |
20090198470 | Method for optimizing an accelerated scaled stress test - The invention concerns a method for defining scaled stresses indicating an estimation of the product reliability with maximum accuracy. It comprises a phase which consists in inputting characteristic parameters ( | 08-06-2009 |
20090259429 | Method And System Of Performing A Functional Test Of At Least One Embedded Sub-Element Of A Wind Turbine - A method of performing a functional test of at least one embedded sub-element of a wind turbine, the wind turbine being controlled by a control algorithm of a wind turbine controller, includes the steps of: executing a predefined event pattern activating at least one sub-element of the wind turbine, obtaining measure data on the basis of measurements of at least one sub-element according to the predefined event pattern, and relating the measure data to predefined reference data and establishing a test result indicating the condition of the embedded sub-element on the basis thereof. The predefined event pattern is executed by a test algorithm overriding the control algorithm of the wind turbine controller at least partly. It is a very advantageous feature according to the present invention that the sub-elements may be tested while being embedded in the wind turbine. | 10-15-2009 |
20100004890 | Device and method for testing friction reduction efficiency and suspension systems - Methods and devices for testing friction reduction systems are described herein. Embodiments of the disclosed devices allow direct measurement of fluid or rheological properties of friction reduction systems in a “one pot” or integrated device while maintaining the particles in suspension. In an embodiment, a device for testing a friction reduction system comprises an outer chamber. The device also comprises an impeller disposed at the bottom of the outer chamber for mixing the friction reduction system. In addition, the device comprises an inner chamber fixedly disposed within the outer chamber. The inner chamber has an inlet and an outlet such that the inner chamber is in fluid communication with the outer chamber. The device further comprises a bob rotatably disposed within the inner chamber. | 01-07-2010 |
20100036635 | METHOD OF FUNCTIONAL CONTROL OF AN INERTIAL PLATFORM OF A MOVING CRAFT - A method for verifying an inertial unit for a moving body, the unit being mounted on a movement simulator, and the method includes: theoretical modeling of the inertial unit on the movement simulator, supplying theoretical inertial data representing measurement inertial data deemed to be measured by the inertial unit; simulation modeling including modeling of the inertial unit in a real navigation environment, the simulation modeling being fed with control commands and supplying simulation inertial data representing output data from the inertial unit in real navigation environment; calculating control commands as a function of the measurement inertial data, the simulation inertial data, and the theoretical inertial data; and validating the inertial unit by comparing the path of the moving body with a reference path. | 02-11-2010 |
20100036636 | DIGITAL DAMPING CONTROL OF NANOMECHANICAL TEST INSTRUMENTS - A method of damping control for a nanomechanical test system, the method including providing an input signal, providing an output signal representative of movement of a displaceable probe along an axis in response to the input signal, performing a frequency-dependent phase shift of the output signal to provide a phase-shifted signal, adjusting the phase-shifted signal by a gain value to provide a feedback signal, and adjusting the input signal by incorporating the feedback signal with the input signal. | 02-11-2010 |
20100088058 | METHODS AND SYSTEMS FOR OFF-LINE CONTROL FOR SIMULATION OF COUPLED HYBRID DYNAMIC SYSTEMS - Systems and methods are provided for controlling the simulation of a coupled hybrid dynamic system, comprising a physical test rig configured to drive the physical structure component of the system and to generate a test rig response as a result of applying a test rig drive signal that is input to the test rig. A processor is configured with a virtual model of the system. The processor receives the test rig response and generates a model response of the system based on the received test rig response and a virtual drive input. In a system response modeling step, the system is driven with a random input. The processor compares the test rig response with the model response, the difference being used to form a system dynamic response model for generating the test drive signal. In a test drive development step, an inverse of the system dynamic response model is used to iteratively reduce the difference between the model response and the test rig response below a defined threshold. | 04-08-2010 |
20100114519 | METHOD AND APPARATUS FOR IDENTIFYING GAPS BETWEEN PARTS - A method, apparatus, and computer program product for identifying gaps. A grid of points is generated on a first surface. The grid of points is associated with a point for a first part associated with a second part in a model. A line segment is formed from the first surface of the first part to a second surface of the second part for each point in the grid of points to form a plurality of line segments. A gap size is identified between the first surface and the second surface using the plurality of line segments to form a plurality of gap measurements. | 05-06-2010 |
20100138182 | SYSTEM AND METHOD FOR MANAGING WIND TURBINES AND ENHANCED DIAGNOSTICS - A method of wind turbine management includes receiving operational information on operational characteristics of a wind turbine. The operational information is analyzed based on a set of rules, and a determination is made as to whether a fault of the wind turbine is resettable. The set of rules may be configured based on operating configuration of the wind turbine. Advanced operational information may be received for conducting enhanced diagnostics and a determination is made as to whether a fault of the wind turbine is resettable. | 06-03-2010 |
20100268506 | TESTING SYSTEM AND METHOD FOR FAN MODULE - A testing method for a fan module is provided. When the fan module is tested, a testing computer sends a testing command to a testing device first. Then, the testing device respond to the testing command and controls the fan module to work in a plurality of rotational speed modes in sequence. The testing device reads an actual rotational speed when the fan module works in one of the rotational speed modes and sends the actual rotational speed back to the testing computer. The testing computer compares the actual rotational speed with a corresponding reference rotational speed value stored in the testing computer, and determines the testing result. Finally, the testing result is shown. | 10-21-2010 |
20100299095 | Method and Apparatus for Modeling Responses of a Material to Various Inputs - A computer implemented method, apparatus, and computer usable program code for testing a material. A signal is sent into the material using the transmitter. The signal has a frequency range that falls within a selected frequency range to form a transmitted signal. An actual response to the transmitted signal is received at a sensor. A simulated response of the material to the transmitted signal is generated using a functional model capable of modeling responses of the material to different frequency ranges falling within the selected frequency range. The simulated response is compared to the actual response to determine if a change has occurred in the material. | 11-25-2010 |
20110054825 | SYSTEM AND METHOD FOR MANAGING WIND TURBINES - A method of wind turbine management includes receiving operational information on operational characteristics of a wind turbine. The operational information is analyzed based on a set of rules, and a determination is made as to whether a fault of the wind turbine is resettable. The set of rules may be configured based on operating configuration of the wind turbine. | 03-03-2011 |
20110077892 | System, Method and Computer Program for Remotely Testing System Components Over A Network - The invention is a turn-key, modular platform, including software and hardware, for testing physical system components such as motors remotely over the Internet. The system allows remote customers to test multiple physical system components under the specific loading conditions of the real-world application. This will provide more detailed and accurate information than what is usually given in the data sheets for system component performance, enabling the user to make a more-reliable decision. With respect to motors, the hardware consists of a torque motor that moves autonomously in xy plane to couple to the individual test motors, through a unique coupling mechanism, and emulate various load profiles on them. Test motors are mounted onto modular fixtures that allow for one-time manual positioning in xyz space. The software, consisting of server and target applications, creates user accounts and profiles, controls user access by means of a scheduler, and enables each user to connect to the hardware via Internet and run a customized experiment. | 03-31-2011 |
20110125450 | DIGITAL CONTROLLER FOR AN AUTOMOTIVE STEERING TEST RIG - A digital control system for performing a durability test with a steering test rig is disclosed. The digital control system comprises a learning control device for controlling periodic reference signals in servo actuator systems, such as hydraulic cylinders and electrical motors. This learning device is referred to as POISON (periodic on-line iterative signal optimum navigation) controller. By iterative learning of a corrected reference signal, the POISON controller is able to compensate for control errors which occur in conventional closed loop control systems. In contrast to existing control systems, the POISON controller is capable of permanent online operation. Therefore it is able to compensate for certain changes in the controlled system. The POISON controller can easily be added to existing servo control loops. | 05-26-2011 |
20110208466 | TEST EQUIPMENT AND METHOD FOR TESTING AN AIRCRAFT OXYGEN SYSTEM CONTROL DEVICE - The present invention provides test equipment ( | 08-25-2011 |
20110238358 | METHOD FOR DETERMINING WHEN TO PERFORM A TEST OF AN OVERSPEED PROTECTION SYSTEM OF A POWERPLANT MACHINE - Embodiments of the present invention have the technical effect of determining when to test an overspeed protection system of a powerplant machine. As described herein, embodiments of the present invention may be applied to a wide variety of powerplant machines, each comprising a shaft. After determining that test of the overspeed protection system should be performed, embodiments of the present invention may allow for a variety of methods to test the overspeed protection system. | 09-29-2011 |
20110238359 | Method and Control Arrangement for Controlling a Controlled System with a Repeating Working Cycle - When arrangements with a repeating working cycle such as, for example, in the case of engine test benches, are being controlled, resonances which have to be damped by the control system are often excited by the test specimen (for example an internal combustion engine) in the working range of the arrangement. The invention proposes for this purpose a control concept in which a modified actual value r | 09-29-2011 |
20110264395 | Methods And Apparatus For Using Black Box Data To Analyze Vehicular Accidents - Disclosed are methods and apparatus for using black box data to analyze vehicular accidents. The methods include obtaining information from an event data recorder associated with a vehicle and using the data obtained therefrom in determining and analyzing the vehicular accident. Attributes to be analyzed include impact severity, change in velocity, and other desired parameters. Further disclosed are methods to securely communicate the downloaded black box information to a secure location for later analysis and processing. | 10-27-2011 |
20120065918 | SYSTEMS AND PROCEDURES FOR WIND TURBINE SELF-DIAGNOSIS - Systems and procedures for wind turbine self-diagnosis which includes: a) A module for the identification ( | 03-15-2012 |
20120084041 | METHOD AND SYSTEM FOR PROVIDING TOOL INDUCED SHIFT USING A SUB-SAMPLING SCHEME - The present invention may include measuring tool induced shift (TIS) on at least one wafer of a lot of wafers via an omniscient sampling process, randomly generating a plurality of sub-sampling schemes, each of the set of randomly generated sub-sampling schemes having the same number of sampled fields, measuring TIS at each location of each of the randomly generated sub-sampling schemes, approximating a set of TIS values for each of the randomly generated sub-sampling schemes utilizing the TIS measurements from each of the randomly generated sub-sampling schemes, wherein each set of TIS values for each of the randomly generated sub-sampling schemes is calculated utilizing an interpolation process configured to approximate a TIS value for each location not included in a randomly generated sub-sampling scheme, and determining a selected sub-sampling scheme by comparing each of the calculated sets of TIS values to the measured TIS of the omniscient sampling process. | 04-05-2012 |
20120143554 | Apparatus, System, And Method For Matching Patterns With An Ultra Fast Check Engine Based On Flash Cells - A check engine includes a plurality of comparators, each including a plurality of flash cells, where each of the plurality of comparators is configured to store at least one reference bit included in a set of reference bits, and includes an input for presenting at least one target bit included in a set of target bits. Each of the plurality of comparators is configured to produce an output representing a level of matching between the at least one target bit and the at least one reference bit. The check engine is configured such that the outputs of the plurality of comparators are combined to produce a combined output. The check engine is configured to determine that the set of target bits matches the set of reference bits based on the combined output of the plurality of comparators. | 06-07-2012 |
20120143555 | Systems, Methods and Apparatuses for Testing, Calibrating and Certifying Overspeed Devices - The present disclosure describes apparatuses, methods and systems for determining the speed at which an elevator or hoist overspeed device is activated, and for calibrating and certifying overspeed devices. A testing apparatus may comprise a test pinion which engages with the brake pinion of an overspeed; a test shaft coupled to the test pinion; a motor for rotating the test shaft; a controller for operating the motor; and a mounting bracket for holding the overspeed device in place. A recording apparatus may comprise a detector configured to detect when the rotation of the test pinion has caused the centrifugal weight of the overspeed to be displaced, and to determine the speed of the motor at that time; a memory for storing information relating to the motor; and a processor configured to perform calculations relating to the operation and speed of the motor. | 06-07-2012 |
20120150472 | FAILURE SENSING AND CONTROL SYSTEM FOR CYCLE TESTING - A sensing and control system terminates a cycle test when it senses the part being cycle tested is about to fail. The sensing and control system uses a sensor for generating a signal each time the test part completes a motion cycle. The sensing and control system uses a controller, responsive to the sensor, for determining whether a failure is about to occur and stopping the cycle test. | 06-14-2012 |
20120197578 | Systems And Methods For Simulation And Software Testing - This disclosure describes systems and methods for testing a medical device. The disclosure describes a novel approach determining if the ventilator system is functioning properly without having to connect the medical device to a patient. | 08-02-2012 |
20120197579 | METHOD FOR DETERMINING BEARING PLAY OF EXHAUST-GAS-TURBOCHARGER FRICTION BEARINGS - The invention relates to a method for determining bearing play of exhaust-gas-turbocharger friction bearings comprising the following method steps: accelerating the exhaust-gas turbocharger or the body group from standstill to a maximum rotational speed and at the same time registering the vibration acceleration by means of a sensor; determining the constant-tone frequency of the friction bearing at at least one rotational speed; plotting the determined constant-tone frequency in a diagram, in which bearing-play ranges determined experimentally in advance are assigned to constant-tone frequency ranges; and establishing whether or not the determined constant-tone frequency lies in a bearing-play target range. | 08-02-2012 |
20120221280 | Method And Apparatus For Characterizing An Interior Permanent Magnet Machine - One embodiment of the method includes setting up a testing architecture where the testing architecture includes a test IPM machine having an output shaft coupled to an output shaft of a secondary speed control machine. The method further includes controlling the secondary speed control machine to drive the output shaft of the test IPM machine at a first desired speed, determining a pair of desired direct and quadrature axis currents for each of a plurality of peak current magnitudes, and recording characterization data associated with each pair of desired direct and quadrature axis currents. The controlling, determining and recording steps for each of a second through nth desired speeds may be repeated. Control lookup tables for operation of an IPM machine may be generated from the characterization data. | 08-30-2012 |
20120303309 | SYSTEM FOR NON-DESTRUCTIVE TESTING AND METHOD FOR PROCESSING DATA GENERATED THEREIN - Systems and methods are described that reduce the amount of data that is transferred among the components of the system. In one embodiment, the testing system comprises a scanner device such as a computed-tomography (CT) scanner that generates a volumetric representation of a part-under-inspection. The testing system is further configured to identify a region of interest in the volumetric representation, wherein the region of interest may correspond to an area of the part-under-inspection where a defect or flaw may form. The testing system may further format the data of the volumetric representation so the resulting formatted volumetric representation comprises less data than the original volumetric representation. | 11-29-2012 |
20130018623 | High Resolution, High Speed Multi-Frequency Dynamic Study of Visco-Elastic Properites - The present invention provides an apparatus and method including hardware and software, which allows collecting and analyzing of data to obtain information about mechanical properties of soft materials. This allows surface mapping of viscoelastic properties in a high-resolution and fast manner. It also allows finding the degree of nonlinearity of the material response of the sample during the measurements. The apparatus can be used as a stand-alone device, or an add-on to either the existing atomic force microscope or nanoindenter device. | 01-17-2013 |
20130030751 | Methods and systems for off-line control for simulation of coupled hybrid dynamic systems - Systems and methods are provided for controlling the simulation of a coupled hybrid dynamic system. A physical test rig configured to drive the physical structure component of the system and to generate a test rig response as a result of applying a test rig drive signal. A processor is configured with a virtual model of the system. The processor receives the test rig response and generates a model response of the system based on the received test rig response and a virtual drive input. The system is driven with a random input. The processor compares the test rig response with the model response, the difference being used to form a system dynamic response model for generating the test drive signal. An inverse of the system dynamic response model is used to iteratively reduce the difference between the model response and the test rig response below a defined threshold. | 01-31-2013 |
20130066579 | ANALYSIS METHOD FOR STORAGE MEDIUM - A method is provided for analyzing a plurality of storage mediums in a server unit. A predetermined value is set according to a type of a storage medium. A first result and a second result generated by testing the storage medium in a first test and a second test are stored. A keyword is set for reading a first value and a second value from the first result and the second result. A ratio between the second value and the first value is computed to generate a third value for determining whether the third value is smaller than the predetermined value. Thereby, the third value is marked when the third value is smaller than the predetermined value. | 03-14-2013 |
20130073244 | REMOTE TESTING OF HVAC SYSTEMS - A number of methods for testing an HVAC system for a building structure from a remote location outside of the building structure are disclosed. Generally, the HVAC system has a primarily active component and a primarily dormant component. The method includes the steps of transmitting a test request to the HVAC system from the remote location, performing a test on the primarily dormant component of the HVAC system in response to the test request, and producing a test result. The test result can then be transmitted to a location outside of the building structure. | 03-21-2013 |
20130090886 | METHOD FOR REAL-TIME TESTING OF A CONTROL UNIT FOR AN INTERNAL COMBUSTION ENGINE USING A SIMULATOR - A method for real-time testing of a control unit for an internal combustion engine using a simulator is provided. The control unit and the simulator are connected to one another by a first data channel. The control unit transmits engine control data to the simulator through the first data channel and the simulator calculates engine state variables in real time on its first simulator processor with a first sampling step size and transmits at least some of the engine state variables to the control unit. Thus, selected engine state variables can be made available at a different frequency, and in particular at a higher frequency, than is possible by the first sampling step size of the first simulator processor, in that the simulator calculates at least one specific engine state variable using a partial engine model and with a second sampling step size different from the first sampling step size. | 04-11-2013 |
20130124132 | STICK-SLIP DETECTING DEVICE AND DETECTING METHOD - A first state quantity and a second state quantity of a valve stem dislocation are calculated, and a ratio of the first state quantity and the second state quantity is calculated as a first stick-slip indicator SSpv in a first stick-slip indicator calculating portion. A third state quantity and a fourth state quantity of a control instruction value of a valve stem dislocation are calculated, and a ratio of the third state quantity and the fourth state quantity is calculated as a second stick-slip indicator SSsp in a second stick-slip indicator calculating portion. With a threshold value as Th, a first constant as α, and a second constant as β, a fault evaluating portion concludes that a stick-slip has occurred when the conditional expression “SSpv>Th AND SSpv>α·SSsp+β” is satisfied. | 05-16-2013 |
20130173202 | Systems and Methods for Dynamic Prognostication of Machine Conditions for Rotational Motive Equipment - Methods and systems for prognosticating high efficiency machine conditions, and testing thereof such as with machine condition assay agenda recommendations, sequenced machine condition assay schematic recommendations, a machine maintenance exigency prognosticator, or the like perhaps responsive to valued information indicia, extrinsic influential information, or the like. | 07-04-2013 |
20130211768 | MONITORING SYSTEM FOR AN ENGINE TEST BENCH - A monitoring method and system for a test bench for at least one engine component, including: an acquisition mechanism to acquire time signal packets corresponding to measurements of endogenic and exogenic parameters specific to the combination of the test bench and the engine component, at successive instants; and a processor to construct an endogenic indicator vector and an associated exogenic indicator factor at each instant of the successive instants, using time signal packets earlier than the instant, to identify a context class for the exogenic indicator vector, and to calculate a risk probability of the endogenic indicator vector conditioned by the identified context class for the associated exogenic indicator vector using at least one anomaly detector, to produce a diagnostic of a state of the test bench and engine component combination. | 08-15-2013 |
20130297247 | Alternator and Starter Tester with Other Failures Determination Functionality and Method - The diagnostic tool for testing the performance of a component of a vehicle may include a processor configured to process test information from a component of the vehicle and control and activate the component of the vehicle having identification information to be tested. The diagnostic tool may also include a memory configured to store the test information of the component and software that operates the component of the vehicle. The diagnostic tool may further include an interface module configured to provide information in addition to that of the test information of the component, wherein the additional information is related to the performance of a different vehicle component from the component, and wherein the means for storing and the means for providing are in communication with the means for processing | 11-07-2013 |
20130311126 | System Force-Deformation Modeling Apparatuses and Methods - System force-deformation measuring apparatuses (e.g., an apparatus that applies a quasi-static force), such as those, for example, configured to generate data (e.g., non-generic or accident-specific data) that assists in the reconstruction of vehicle collisions. | 11-21-2013 |
20130317775 | TEST SYSTEM - One or more testing devices used for a test, a device management apparatus that is communicably connected to the testing devices to manage the testing devices, and an automatic test management apparatus that sets a schedule of the test, and on the basis of the schedule, issues a command to the device management apparatus are provided. The device management apparatus is provided with a disconnecting/connecting operation sensing part that senses that a disconnecting/connecting operation for connecting or disconnecting any of the testing devices has been performed; and a management main body part that, in the case where the disconnecting/connecting operation sensing part detects a connecting operation, starts a predetermined connecting protocol for establishing a connecting state and starts management of the testing device, as well as in the case where the disconnecting/connecting operation sensing part detects a disconnecting operation, canceling the connection to terminate the management of the testing device. | 11-28-2013 |
20130338957 | INERTIA VERIFICATION DEVICE FOR CHASSIS DYNAMOMETER SYSTEM - There has been a problem with operability when performing inertia verification, due to the fact that a setting window and a measurement result window are different. A setting display function section to set a setting value for measurement and a measurement result display function section that displays a result measured on the basis of the setting value are provided in one window on a display screen of an inertia verification device. The setting display function section has a setting value indicating section that indicates mechanical inertia, an operation condition setting section and a progress indicating section. The measurement result display function section has a monitor window indicating section and a measurement result indicating section. | 12-19-2013 |
20140019081 | ENGINE TESTING APPARATUS, AND ENGINE TESTING METHOD - An engine testing apparatus is provided with a memory portion for storing a control command value obtained when the rotation speed of a dynamometer is changed by the control command value in accordance with the change of the engine rotation speed in a real vehicle in a period in which the engine behavior in a real vehicle is reproduced without connecting the dynamometer to an engine under test. The engine testing apparatus is provided with an output portion that supplies the control command value stored in the memory portion to the dynamometer with reference to an engine output signal showing the start of the reproducing period. | 01-16-2014 |
20140046614 | WEAR-MONITORING OF A GEARBOX IN A POWER STATION - The invention relates to a method of monitoring a wear of a gearbox in a power station, such as a windmill, water-wheel or tidal power station, the gearbox comprising at least two shafts, cogwheels and bearings as components of the gearbox. The method comprises sensing an angular position at the shafts by a rotational shaft encoder and monitoring the wear of the transmission-unit according to differences of the sensed angular positions and generating a condition signal representative of the wear of the gearbox according to the monitored differences. The monitoring comprises an additional sensing of at least one additional degree of freedom, in particular an axial and/or eccentric displacement, of at least one of the shafts caused by wear of at least one of the components of the gearbox, and generating the condition signal according to the displacement and differences in the at least two degrees of freedom. | 02-13-2014 |
20140107962 | Method and systems for off-line control for simulation of coupled hybrid dynamic systems - Systems and methods are provided for controlling the simulation of a coupled hybrid dynamic system. A physical test rig configured to drive the physical structure component of the system and to generate a test rig response as a result of applying a test rig drive signal. A processor is configured with a virtual model of a complementary system to the physical structure component. The processor receives the test rig response and generates a response of the complementary system based on a received test rig response. The system can be driven with a random input. The processor compares the test rig response with the response of the complementary system, the difference being used to form a system dynamic response model. | 04-17-2014 |
20140163918 | FAN MODULE TEST SYSTEM - A fan module test system includes a control device, a switch unit, a wind speed sensor, and a micro control unit. The control device outputs test instructions. The switch unit receives the test instructions, and controls a fan to rotate at a rotational speed according to the test instructions. The wind speed sensor detects a wind speed. The switch unit collects rotational speed signals and wind speed signals. The micro control unit receives the rotational speed signals and the wind speed signals, and transmits the rotational speed signals and the wind speed signals to the control device. The control device determines whether the fan meets heat dissipation requirements according to the rotational speed signals and the wind speed signals. | 06-12-2014 |
20140180622 | SAFETY INSTRUMENT SYSTEM AND PST INITIATING METHOD - A safety instrument system includes a positioner that controls a degree of opening of an emergency cutoff valve that is provided in a pipe in a plant, and a higher-level system that controls a PST of the emergency cutoff valve. The positioner includes a PST executing unit that executes a PST in the emergency cutoff valve in response to an initiating instruction from the higher-level system or from an inputting device in a workplace. The positioner is provided with a timing unit that measures elapsed time from the completion of a PST on the emergency cutoff valve, and a PST initiation prohibition evaluating unit that evaluates whether a PST initiation is permitted, by comparing elapsed time from the previous PST, to a PST minimum interval that is set in advance, when a PST initiating instruction has been received from the higher-level system or from the inputting device. | 06-26-2014 |
20140180623 | SAFETY INSTRUMENT SYSTEM AND PST INITIATING METHOD - A safety instrument system includes a plurality of positioners that controls degrees of opening of a plurality of emergency cutoff valves that are provided in pipes in a plant, and a higher-level system that controls PSTs of the emergency cutoff valves. Each positioner comprises a PST executing unit that executes a PST in the emergency cutoff valve in response to an initiating instruction from the higher-level system or an initiating instruction from an inputting device in a workplace wherein the positioner is provided, a PST execution status acquiring unit that acquires PST execution status information for another positioner, and a PST initiation prohibition evaluating unit that evaluates whether or not a PST initiation is permitted, based on a PST execution status of another positioner, when a PST initiating instruction has been received from the higher-level system or from the inputting device. | 06-26-2014 |
20140278193 | SYSTEM AND METHOD FOR FOCUSING GUIDED WAVES BEYOND CURVES IN TEST STRUCTURES - A non-destructive testing system includes directing guided wave energy to regions of interest in waveguides. Knowing the propagation paths taken by guided wave energy in complex waveguides can be used to intentionally insonify regions of interest. Additionally, knowledge of the propagation direction and location of an energy mode in a waveguide allows the calculation of the path previously taken by the energy mode. This information can be used for signal processing of guided wave inspection systems. The test system can have various sensor configurations including: a single transducer configured to direct or receive guided wave energy along a particular direction, a one-dimensional array or a two dimensional array of transducers. The transducers can operate independently to provide mutual phasing and amplitude adjusting to steer guided wave energy in a waveguide or determine the directionality of guided wave energy received by the sensors. | 09-18-2014 |
20140324377 | METHODS AND SYSTEMS OF MAKING FATIGUE BLOCK CYCLE TEST SPECIFICATIONS FOR COMPONENTS AND/OR SUBSYSTEMS - Methods of making fatigue block cycle test specifications for components and/or subsystems are provided herein. In one example, the method includes providing a damage histogram having a plurality of block range sections and defining relative damage corresponding with each of a plurality of range-mean pairs. The plurality of range-mean pairs is determined from one or more time histories of road test events. The plurality of range-mean pairs is distributed over the plurality of block range sections. A largest range range-mean pair is selected in an upper-most block range section of the plurality of block range sections. A highest damage value first range-mean pair is selected in an intermediate block range section of the plurality of block range sections. | 10-30-2014 |
20140372067 | DEVICE FOR TESTING TILT ANGLE OF MACHINE CABINET - A device for testing tilt angles of tilt of a cabinet includes an angle tester, a controller, and a driver. The angle tester senses a tilt angle of the machine cabinet. The controller includes a processor and a preset angle module. The preset angle module is connected to the processor and stores a preset angle. The processor controls the driver to lift up a side of the machine cabinet. If the cabinet does not topple, the driver keeps lifting up the side of the machine cabinet until the tilt angle equals the preset angle, and the cabinet is deemed to meet a standard. | 12-18-2014 |
20150012236 | METHOD AND SYSTEM TO TOLERANCE TEST A COMPONENT - A method and system of tolerance testing a component using data measurements from a single test setup within a test apparatus are described. The method includes receiving the data measurements obtained with the single test setup. The method also includes separating, at the processor, the data measurements from a relative positioning of an element of the test apparatus and performing, at the processor, a virtual setup of the component to obtain additional data measurements related to one or more parts of the component. The method additionally includes determining, at the processor, whether a parameter associated with the one or more parts meets a specified tolerance based on the additional data measurements obtained from the virtual setup. | 01-08-2015 |
20150039258 | TESTING APPARATUS AND SAFETY ARRANGEMENT - The invention relates to a safety arrangement and also a testing apparatus for testing the operation of an extreme limit switch in a conveying system, which can be removed from service on the basis of a signal to be received from the extreme limit switch. The testing apparatus comprises a microprocessor and a memory, in which is recorded a testing program to be run with the microprocessor, which testing program comprises instructions for preventing removal of the conveying system from service occurring on the basis of a signal from an extreme limit switch as well as for testing the operation of the extreme limit switch when removal of the conveying system from service has been prevented. | 02-05-2015 |
20150134291 | METHODS AND SYSTEMS FOR TESTING COUPLED HYBRID DYNAMIC SYSTEMS - A test system and method for testing a coupled hybrid dynamic system in simulated motion along a path ( | 05-14-2015 |
702114000 | Pneumatic or hydraulic system | 8 |
20090222233 | PARTIAL STROKE TESTING SYSTEM COUPLED WITH FUEL CONTROL VALVE - A system for on-line testing of an emergency shut-off valve includes a first emergency shut-off valve and a control for initiating a test on the first emergency shut-off valve. The system also includes a fluid actuator for opening and closing the first emergency shut-off valve. A subsystem is also provided for testing the first emergency shut-off valve without fully closing the shut-off valve in response to a signal from the control. In this system, a second solenoid valve bleeds off pressurized fluid to move the emergency shut-off valve from a fully opened to a partially closed position functions as a second emergency shut-off valve. A second emergency shut-off valve is also provided in series with the first emergency shut-off valve and a bypass around the second emergency shut-off valve allows the second emergency shut-off valve to be tested by being fully closed without shutting down the process. The use of the two emergency shut-off valves in series wherein either valve can shut down the process raises the safety integrity level to level 3. | 09-03-2009 |
20090299676 | Method of Diagnosing System, Method of Operating Aggregating System for System Diagnosis, and Aggregating System for System Diagnosis - The invention provides a method of diagnosing a system, a method of operating an aggregating system for system diagnosis and an aggregating system for system diagnosis, which are effective for achieving comprehensive and effective system cost reduction. For a target system | 12-03-2009 |
20110172944 | EVALUATION-INDEX SETTING METHOD AND PROGRAM THEREFOR - An object is to set an appropriate evaluation index based more closely on reality by appropriately evaluating durability/strength necessary for operating a wind turbine. Provided is an evaluation-index setting method including a first step of obtaining time-series data of a load that acts on an evaluation target portion of a wind turbine, when operating under a predetermined operating condition, and of obtaining stress time-series data from this load time-series data and a second step of obtaining a fracture toughness value which is a value that is minimally necessary for the evaluation target portion to maintain predetermined strength for a case in which the evaluation target portion is subjected to stress based on the stress time-series data over a compensation operating period, and of determining, on the basis thereof, a required fracture toughness value that serves as an index. | 07-14-2011 |
20120029859 | DAMPING TEST METHOD, CONTROL APPARATUS, HYDRAULIC SYSTEM, AND COMPUTER READABLE RECORDING MEDIUM - The control apparatus acquires an ideal velocity characteristic of a control surface, and the temperature of pressure oil of the actuator to be tested and the operating speed of the control surface when the actuator is attached to the control surface. The control apparatus corrects the ideal velocity characteristic of the control surface by using the pressure oil temperature and the control surface operating speed. The control apparatus sets an upper limit and a lower limit by using a predicted value for a fluctuation range for a fluctuation factor that causes a fluctuation of the control surface operating speed, with reference to the corrected ideal velocity characteristic, measures the pressure oil temperature and the operating speed by actuating the control surface, with the actuator to be tested placed in a damping mode, and determines whether the measured value falls within the range between the upper limit and the lower limit. | 02-02-2012 |
20120197580 | Systems And Methods For Medical Device Testing - This disclosure describes systems and methods for testing a medical device. The disclosure describes a novel approach determining if the ventilator system is functioning properly without having to connect the medical device to a patient. | 08-02-2012 |
20120310582 | PARTIAL STROKE TESTING SYSTEM COUPLED WITH FUEL CONTROL VALVE - A system for on-line testing of an emergency shut-off valve includes a first emergency shut-off valve (first valve) and a flow control valve (second valve), with the system being configured to allow the second valve to serve as a combination flow control and second emergency shut-off valve. A subsystem is also provided for testing the first valve without fully closing the first valve in response to a signal from the control. In this subsystem, a solenoid valve bleeds off pressurized fluid to move the first valve from a fully opened to a partially closed position. A bypass around the second valve allows it to be tested as the second emergency shut-off valve, allowing the second valve to close completely without shutting down the process. The use of the two emergency shut-off valves in series wherein either valve can shut down the process provides a level | 12-06-2012 |
20140188424 | FAN TEST DEVICE - A fan test device is connected to an interface of a fan under test on a motherboard. The fan test device includes a connector, a power test unit, a signal test unit, a single chip microcontroller (SCM), and a keyboard. The power test unit includes a first contact and a second contact. The first contact is connected to a ground pin of the connector. The second contact is connected to a power pin of the connector. The signal test unit includes a third contact and a fourth contact. The third contact is connected to the first contact. The fourth contact is connected to a pulse width modulation (PWM) signal pin of the connector. The keyboard is connected to the SCM to input a max speed and a preset duty cycle of the fan. | 07-03-2014 |
20160061349 | Device and Method for Valve Signature Testing - Systems and methods for testing a valve using valve signatures are provided. An analytical device receives a first valve signature from a portable measurement device. The portable measurement device obtains the first valve signature by causing a plurality of control signals to be applied to the valve and receiving data representing actual positions of the valve corresponding to the applied control signals. The analytical device may generate an image including a graphical representation of the first valve signature and a second valve signature that was measured prior to or after the first valve signature. | 03-03-2016 |
702115000 | Electromechanical or magnetic system | 14 |
20080288202 | Method and apparatus for automatically testing a railroad interlocking - A railroad signal system interlocking is automatically tested. A control point interface corresponding to a predetermined function of the interlocking has an isolated section and a control section. The isolated section is connected with the interlocking and has a normal, inactivated state during operation of the interlocking, and an activated state for testing the interlocking by detecting an electrical characteristic representing the status of the predetermined function executed by the interlocking. The control section drives the isolated section to its activated state and receiving an output from the isolated section in response to the detected electrical characteristic, and delivers a status report. | 11-20-2008 |
20080319699 | Detection of faults in an injector arrangement - A fault detection method for detecting short circuit faults in an injector arrangement at engine start-up. The injector arrangement comprises one or more piezoelectric fuel injectors, which are connected in a drive circuit. In one aspect of the invention, the potential at a bias point in the drive circuit is determined and compared with a predicted voltage. A short circuit fault signal is generated if the potential at the bias point is not within a predetermined tolerance voltage of the predicted voltage. In another aspect of the invention, a first charge pulse is applied to the injectors to charge the injectors. A discharge current path is provided during a delay period following the first charge pulse by closing a discharge switch. A faulty injector will discharge through the discharge current path during the delay period. A second charge pulse is applied to the injectors following the delay period. Current flow is sensed during the second charge pulse, and a short circuit warning signal is generated if the current flow during the second charge pulse exceeds a predetermined threshold current. | 12-25-2008 |
20090063084 | Power rail impact analysis system - A power rail impact analysis system which provides a total system evaluation of a conductor bar system such as may be used in mass transit, automated people movers, material handling machines, or other mobile electric vehicles. The analysis system of this invention takes samples and records data from the current passing through individual collectors, impacts seen by the collectors, and temperature information of the conductor bar. | 03-05-2009 |
20090144010 | POWER MONITORING AND TESTING - Systems and methods for monitoring, managing, and testing power systems are disclosed. In various embodiments, a site server collects data from one or more generators, automatic transfer switches, sensors, and cameras at a site. The site server stores captured data and triggers alarm events when preselected limits are exceeded. The site server also enables users to configure, initiate, pause, resume, monitor, and abort scripted tests of the monitored entities. In some of these and other embodiments, an enterprise-wide server collects data from multiple site servers, makes the data available via a web-based or other client interface, and provides consolidated monitoring, alarm, test management, and management resources. | 06-04-2009 |
20090312979 | Adaptive Real-Time Analysis Method for Dynamic Signals Generated by Rotary Machines - An adaptive real-time analysis method for dynamic signals generated by rotary machines improves Vold-Kalman filtering order tracing technology to renew the algorithm logic so that on-line computation ability is achieved. Through signal simulation and practical engineering application to verify the availability, it shows that the output results are extremely accurate. As such, this method is advantaged to estimate the time-domain waveform of specific order signals for the operation of the rotary machines and to interpret the related physical phenomena. Moreover, this method can be applied for a digital signal processor (DSP) to obtain real-time and on-line computation of the order signals needed to be traced and to display the tracing time-domain waveform instantly. | 12-17-2009 |
20100100350 | SYSTEM INCLUDING PHASE SIGNAL SAVING DURING ANOMALY AND RELATED METHOD - A system includes a phase sensor signal input for receiving a phase signal of a moving element of a machine; an analog-to-digital converter for converting the phase signal to a digital signal; and a storage system for saving the digital signal during an occurrence of an anomaly in operation of the machine. A related method includes obtaining a phase signal from a phase sensor that senses a phase of a moving element of a machine; converting the phase signal into a digital signal; and saving the digital signal during an occurrence of an anomaly in operation of the machine. | 04-22-2010 |
20100223024 | SYSTEM IDENTIFICATION DEVICE - This invention provides a system identification device capable of identifying an inertia moment in an electric motor and a viscous friction through only a very small operation. System identification device provides a position amplitude calculator for outputting a position amplifier; a position torque command integral value multiplier for outputting a position torque command integral value multiplication value; a position torque command integral value average calculator for inputting the position torque command integral value multiplication value and then outputting an average of a position torque command integral value; a speed torque command integral value multiplier for outputting a speed torque command integral value multiplication value; a speed torque command integral value average calculator for inputting the speed torque command integral value multiplication value and then outputting an average of a speed torque command integral value; and a first inertia moment and viscous friction calculator for calculating identification values of inertia moment and viscous friction from the position amplitude, the average of the position torque command integral value and the average of the speed torque command integral value. | 09-02-2010 |
20110022345 | SYSTEM FOR CONTROLLING AT LEAST ONE ACTUATOR FOR THRUST REVERSER COWLINGS ON A TURBOJET ENGINE AND METHOD FOR TESTING SAID SYSTEM - The invention relates to a system for controlling at least one actuator ( | 01-27-2011 |
20110029271 | METHOD OF INSPECTING MOTOR CONDITION AND DEVICE FOR INSPECTING MOTOR CHARACTERISTICS - A method of inspecting motor condition, which allows inspection of a condition of a motor installed in an apparatus without removing the motor from the apparatus, is provided. A device for inspecting motor characteristics includes: a measuring section for measuring a frequency value and an amplitude value of a waveform of a counter electromotive force generated when a mover of the motor is moved by an external force; and a computing section for computing a counter electromotive force constant on the basis of the frequency value and the amplitude value. An armature winding of the motor and the inspecting device are electrically connected with a power supply line disconnected from the motor. An external force is applied to the mover of the motor. A condition of the motor is determined on the basis of the computed result. | 02-03-2011 |
20110093234 | METHOD AND APPARATUS FOR DETECTING FAILURE OF AN ACTUATOR SWITCHING DEVICE - A circuit breaker includes an actuator, a switching device connected to the actuator, and a test unit configured to test a connection between the actuator and the switching device by detecting a first connection voltage at the connection between the actuator and the switching device. The test unit is further configured to test the operation of the switching device by turning the switching device on without operating the actuator. | 04-21-2011 |
20110112789 | Reversible Permeability Measuring Device - The present invention relates to a reversible permeability measuring device for measuring magnetic characteristics and magnetic flux change in a specimen, as one of a plurality of non-destructive methods for evaluating mechanical properties. The reversible permeability measuring device of the present invention directly measures a magnetic field change induced at the surface of the specimen through the use of a magnetic potentiometer and a flux meter, thereby accurately evaluating the deterioration of materials. | 05-12-2011 |
20110276301 | SYSTEM FOR COMPUTING MACHINE PARAMETERS OF AN INDUCTION MACHINE - A system for computing machine parameters of an induction machine includes a relation providing module and a circuit parameter computing module. The relation providing module is operable to provide a relationship between slip rates and primary side resistances of the induction machine and a relationship between the slip rates and primary side reactances of the induction machine. The circuit parameter computing module is operable to perform a parameter computing process according to the relationships obtained from the relation providing module. The parameter computing process includes the steps of: a) generating a set of initial values of equivalent circuit parameters of the induction machine; b) updating the initial values; c) calculating a cumulative resistance error and a cumulative reactance error; and d) repeating steps b) and c) until the cumulative resistance error and the cumulative reactance error are smaller than first and second error thresholds, respectively. | 11-10-2011 |
20120221281 | Method and apparatus for testing a wind turbine installation - A method is provided for testing a wind turbine installation in respect of riding through a voltage dip. As per the method, a voltage dip is simulated and measured data is obtained on the performance of the wind turbine installation based on the simulated voltage dip. The measured data obtained is analyzed regarding variables defined in performance requirements and their permitted values. The measured data is combined to form a measured dataset in a standardized measured data format. The measured dataset is forwarded to an automatic analysis unit which stores evaluation criteria. The analysis unit performs the tasks of deriving values for the variables defined in the performance requirements from the measured data, comparing the values of the variables with the permitted values contained in the performance requirements, performing an evaluation of the comparison according to the stored evaluation criteria and keeping the result of the evaluation ready for output. | 08-30-2012 |
20130226497 | DETERMINATION OF STEPPER MOTOR POSITION VIA DIGITAL DATA ACQUISITION - A method for evaluating a gauge controller is disclosed. The method includes counting a number of high pulses for a plurality of signal types until either each of the control signals present low signals. After the number of high signals are counted, an angular offset of a gauged needle is calculated. | 08-29-2013 |