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251results about How to "Implement performance testing" patented technology
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Method and system for testing network game performance
ActiveCN103593294AImplement performance testingSolve the problem that the interaction of game characters cannot be realizedSoftware testing/debuggingTest scriptSimulation
The invention discloses a method for testing network game performance. The method comprises the steps of adopting an automatic testing tool to record various role operations to form testing scripts, processing the testing scripts, generating a testing script set, connecting the testing script set with a game server, adopting the automatic testing tool to set simulation game roles and the number of the simulation game roles, calling the testing scripts corresponding to the simulation game roles according to the preset simulation game roles and game interaction rules, running the testing scripts to simulate interactive operations between the simulation roles, and adopting the automatic testing tool to monitor performance changes of the game server, collect the running result of the testing scripts and output a performance testing report. The invention further discloses a system for testing the network game performance.
Owner:FUJIAN TQ DIGITAL
Performance test method, device and system based on cloud computing platform
ActiveCN104461856AImplement performance testingImprove test efficiencySoftware testing/debuggingCloud computing
The invention discloses a performance test method, device and system based on a cloud computing platform. The method includes the steps of obtaining information of a built performance test task; saving a testing script into a script storage server; deploying a to-be-tested application in a virtual host of a cloud computing environment by calling an interface of the cloud computing environment; after a starting command of the test task is received, determining a target cluster for the performance test task; transmitting scene information of the performance test task and a storage address of the testing script in the script storage server to the target cluster, accordingly loading the testing script from nodes in the target cluster according to the storage address, issuing a visiting request for application allocated in the virtual host of the cloud computing environment by executing the testing script, and obtaining and returning performance data; receiving the performance data returned by the target cluster. By means of the performance test method, device and system, performance testing based on the cloud environment can be achieved.
Owner:ALIBABA GRP HLDG LTD
Method and device for testing performance of database
InactiveCN103729361AImplement performance testingReduce usageSoftware testing/debuggingSpecial data processing applicationsTest performanceTest analysis
The invention provides a method for testing performance of a database. The method comprises the steps that a pressure model generating module generates pressure test data according to pre-generated SQL statements; more than one thread is adopted in a pressure execution module to send the generated pressure test data to a database cluster; a monitor module collects the performance information of the database; an analysis module judges whether the collected performance information of the database is located in a preset reasonable range or not, and a first test analysis report is generated according to a judgment result. The invention further provides a device for testing the performance of the database. According to the technical scheme, the performance of the database can be tested conveniently and flexibly.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
Device and method for testing upper air performance of aircraft engine fuel oil system
InactiveCN101231215AImplement performance testingAccurate control of fuel temperatureInternal-combustion engine testingAviationFuel tank
The invention discloses an aeroengine fuel system altitude performance testing unit and a test method thereof. The testing unit comprises an equipment cabinet, a control computer, a display instrument, a high altitude box, a fuel tank, an oil pipeline, a vacuum pump package and various valves, wherein, the inner part of the high altitude box is provided with a testing oil fuel pump which is connected with the fuel tank through the oil pipeline inside the equipment cabinet, the fuel tank has a structure with low temperature resistance and atmospheric depression resistance, can simulate the high altitude working environment of the fuel system of the aeroengine. The test method utilizes the fuel tank capable of simulating the atmospheric depression and the low temperature of the high altitude and a high altitude box capable of simulating the atmospheric depression, adopts the pipeline and the valves to adjust the oil inlet pressure and the oil return pressure, and uses a flowmeter, a thermometer and a pressure gauge to read the parameter values. The test of altitude simulations of an oil supply system of an electronic oil fuel pump of an aircraft piston engine can be performed by the method.
Owner:BEIHANG UNIV
Nuclear power DCS platform test device based on simulation system and test method thereof
ActiveCN106257367AMeet functional requirementsRealize functionElectric testing/monitoringAutomatic controlNuclear power
The invention belongs to the technical field of automatic control of instruments and meters, and particularly relates to a nuclear power DCS platform test device based on a simulation system and a test method thereof. The device comprises a model server which operates all the system simulation models including chemical and volume control systems; an upper computer of which the function is communication configuration and operates monitoring control frames; and a communication server which realizes data communication between field acquisition controllers and the model server, wherein the port A of the communication server is connected with a lower switch and the port B is connected with an upper switch. The model server is connected with the first port of the upper server, the upper computer is connected with the second port of the model server, and the communication server is connected with the third port of the upper switch. The field acquisition controllers 1-8 are connected with the first to eight ports of the lower switch. The problems that the conventional hardware simulation technology does not perform modeling and cannot realize simulation of the actual physical and technical process control of a power plant can be solved, and the problems that logic testing cannot realize testing according to the technical control requirements can also be solved.
Owner:CHINA NUCLEAR CONTROL SYST ENG
Full-automatic testing device of open type portable motor driver
InactiveCN101598766ARealize functionImplement performance testingDynamo-electric machine testingScripting languageElectric machine
The invention relates to a full-automatic testing device of an open type portable motor driver, comprising a man-machine interaction unit, a master control unit and an interface unit which are sequentially connected in series; the interface unit is connected with an external interface of the motor driver; a tester adopts self-created scripting language to encode a testing flow scripting file which is stored in the master control unit according to testing requirements; the man-machine interaction unit is used for choosing testing items and displaying testing results; the master control unit finds the corresponding testing instruction in the pre-stored testing flow scripting file according to the chosen testing item information, the instruction is transferred to generate an excitation signal which controls the motor driver by the interface unit, and operating information fed back by the driver is received and is analyzed and processed to obtain the testing results which are fed back to the man-machine interaction unit. The full-automatic testing device can automatically, rapidly and effectively test the function and property of the motor driver, the operation is convenient, the expansibility of the device is strong, the structure is simple and the movement is flexible.
Owner:HUAZHONG UNIV OF SCI & TECH
Base station tracing method and apparatus thereof
InactiveCN101132648AImplement trackingRealize fault locationRadio/inductive link selection arrangementsTransmissionComputer scienceBase station
This invention discloses a tracking method for base stations including: receiving an activated tracking message including ID of the tracked target and content needing track and tracking the target to get corresponding track content. This invention also discloses a base station, in which, related data can be got at the station to realize track to information of the base station and get complete track information and realize fault location and performance test.
Owner:HUAWEI TECH CO LTD
Method of simulating SNMP network element and performing network management system test with the network element
InactiveCN1992635AAchieve pressureImplement performance testingData switching networksSystem testingNetwork management
A simulation SNMP network element includes the configuration parameter module, the agent module, the sequence traps generation module and the random traps generation module; using the network element to process network management system test method: when the simulation network element startup, according to the configuration file, initializing; setting simulation agents number, the listening port number when each agent startup, and parameters and rules to simulated send alarm; at the different port number, activating multiple SNMP monitor threads; when SNMP monitoring thread receives SNMP request information, it returns the command execution result to the background network manager; using sequence order to submit Trap message to the background network manager, to debug the background network management alarm function; using random sending mode to submit the Trap message to the background network manager, to simulate the real warning handling process of the foreground network element. The invention can use simulation large-scale network elements in the laboratory to achieve the pressure and performance testing of the background network manager, and also reduce the time waiting for co-debug of the background network management.
Owner:ZTE CORP
General inertial navigation test method based on flight simulation
InactiveCN102393200AEasy to implementFlexible implementationNavigation by speed/acceleration measurementsAirplaneSystem testing
The invention discloses a general inertial navigation test method based on flight simulation. The method comprises the following steps: establishing a flight control simulation module based on a control rate design, designing the flight path, aiming inertial navigation initial conditions, implementing a flight simulation process, and outputting the flight state data of flights; inversely solving and calculating the specific force and angular rate data by utilizing the flight state data; solving and calculating the flight state data of the flights in real time according to the specific force and angular rate; and comparing the flight state data output by the flight control simulation module and the flight state data output by an inertial navigation system according to consistent time shot,and comparing the different information of the data, thus detecting the inertial navigation performance. Through the method provided by the invention, not only can dynamic continuous inertial navigation performance test be intensified, but also the method accords with the test requirements of the complex working environment in the air on the inertial navigation system, and has great significance to engineering practical application of the inertial navigation system performance testing.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Apparatus for testing network performance parameter, system thereof, and method thereof
InactiveCN102487345AAchieve pressureImplement performance testingData switching networksTest efficiencyData information
The invention discloses an apparatus for testing network performance parameter, a system thereof, and a method thereof. The method comprises the following steps: acquiring information of all user terminals with different interface forms, wherein, the user terminals are connected with a unified interface platform; supporting a flexible telephone traffic model set function, and forming an AT instruction packaged with a test service parameter; outputting the AT instruction to the user terminals which are connected with the unified interface platform, and controlling the user terminals to carry out a test according to a set telephone traffic model; according to the received AT instruction, carrying out a network performance parameter test by the terminals, and feeding back test data information; receiving the test data information returned by the user terminals by an automatic calling server, carrying out processing to obtain a network performance test parameter, and automatically generating a KPI statistics form and a test report. By applying the apparatus, the system and the method of the invention, high capacity pressure and performance tests of a communication network can be realized, and reliability of test data and test efficiency are raised.
Owner:CHINA POTEVIO INFORMATION IND
Interface testing method and system
InactiveCN106021111AEasy to testEasy to batch testSoftware testing/debuggingComputer hardwareSERCOS interface
The invention discloses an interface testing method and system. The interface testing method comprises the steps of guiding in a testing interface; adding at least one testing case to the testing interface; setting a testing scene, wherein the testing scene comprises an execution sequence of the testing case and scene parameters; adding the testing case to at least one testing suite; operating the testing suite; according to an operation result of the testing suite, generating a report. According to the interface testing method and system, the defect that batch testing cannot be performed on interfaces rapidly in the prior art can be overcome, various interface technologies can be comprehensively supported, language, environment and other factors achieved by service interfaces are not limited, various kinds of interfaces are supported, and rapid testing on the interfaces for various different requirements can be achieved by arranging testing cases, testing scenes and testing suites.
Owner:SHANGHAI CTRIP COMMERCE CO LTD
Method, device and system for performance testing of game program
ActiveCN106055470AImplement performance testingImprove test efficiencySoftware testing/debuggingSimulation
The invention discloses a method, device and system for performance testing of a game program. The method for the performance testing of the game program comprises the steps that a testing instruction sent by a server is received, wherein the testing instruction contains a scene map identification code; a corresponding scene in the game program is operated according to the scene map identification code, and all the feasible road points or parts of the feasible road points in the scene are acquired, wherein the feasible road points are position points to which a game role in the game program can move; and performance data formed when the game role moves to each feasible road point is acquired one by one, and the feasible road points and the corresponding performance data are fed back to the server. According to the embodiment of the invention, efficiency and accuracy of the performance testing of the game program can be increased.
Owner:NETEASE (HANGZHOU) NETWORK CO LTD
Detection analysis system of relay-protection tester
InactiveCN101482602AImplement performance testingRealize evaluationElectrical measurementsSoftware systemTester device
A detection analysis system of relay-protection tester comprises a hardware system and a software system, a voltage and current output channel 2, a switching value output channel 3 and a switching value input channel 4 are provided in the relay-protection tester 1 of the hardware system, the relay-protection tester 1 is connected with a voltage and current conditioning plate 9 by isolation conversion plates 5, 6, the voltage and current conditioning plate 9 is connected with a voltage and current acquiring and switching value interface plate 11, the voltage and current acquiring and switching value interface plate 11 is connected with the computer 12, the relay-protection tester 1 is connected with the voltage and current acquiring and switching value interface plate 11 by a photoelectric isolation device 7; a relay output switching value plate 10 is connected with the computer 12, the relay-protection tester 1 is connected with the relay output switching value plate 10. The software system comprises a measurement analysis software based on Labview on the computer upper. The system can implement the performance test and evaluation of the relay-protection tester, the automatic record and analysis of the test data and the generation of the test report and so on.
Owner:GANSU ELECTRIC POWER RES INST +1
Device and method for detecting ultraviolet photoelectronic imaging system performance parameters
InactiveCN103712777AStable light environmentCapable of monochromatic light outputOptical apparatus testingUltravioletOpto electronic
The invention discloses a device and method for detecting ultraviolet photoelectronic imaging system performance parameters. The whole detecting device comprises a deuterium lamp light source (1), a light filter wheel (2), an iris diaphragm (3), an integrating sphere (4), an ultraviolet intensity detector (5), an ultraviolet object distinguishability testing target (6), a testing darkroom (7), a main control circuit (11) and a main control computer (16). The main control computer (16) adjusts the light source, the light filter wheel and the iris diaphragm to output ultraviolet light, the ultraviolet light is converted into even area array light through the integrating sphere, and then the ultraviolet light irradiates an ultraviolet photoelectronic imaging system (10) to be tested in the testing darkroom. The main control circuit carries out noise reduction, collecting and analog-digital conversion on output signals of the ultraviolet photoelectronic imaging system to be tested, and then the output signals are sent to the main control computer. The main control computer computes obtained data, and the performance parameters of the ultraviolet photoelectronic imaging system to be tested are obtained. An optical environment which can change accurately is provided for the tested ultraviolet photoelectronic imaging system, testing stability is high, and the device and method are suitable for detecting the performance parameters of all ultraviolet photoelectronic imaging systems.
Owner:XIDIAN UNIV
Performance test device and working method thereof
ActiveCN102480392ASolve the problem that it is difficult to implement the performance test of the serverImplement performance testingData switching networksWorking setTest fixture
The invention provides a performance test device and a working method of the performance test device, wherein the performance test device comprises a test module for simulating at least one client to transmit a signaling to a server so as to test the performance of the server, wherein the server is an NGN (Next Generation Networking) network server or an IMS (Internet Protocol Multimedia Subsystem) network server, and an interface module for displaying a result of the performance test. In the invention, at least one, even thousands of clients can be simulated to transmit the signaling to the server in the NGN network or the IMS network to realize the performance test of the server, so as to solve the problem that the performance test of the server is difficult to realize by the client in prior art.
Owner:NANTONG FINC PHARMA CHEM
Automatization testing device and method for service system
ActiveCN1805383ARealize functionImplement performance testingData switching networksSystem under testTest fixture
The invention relates to a service system automatic testing device, which comprises a testing module for simulating the service system and recording the tested data; a control analyze module for controlling the testing module to communicate with the service system, collecting and analyzing the tested data; a synchronous module; and a detecting module. The invention also relates to a service system automatic testing method, which comprises: controlling the analyzing module to set the data format and testing process of testing module; testing and the testing module sends request or waiting response according to the testing module, and via controlling analyzing module to communicate with relative testing module and record the tested data; completing the testing process, controlling the analyzing module to collect the tested data to process relation analyst to attain the tested result. The invention can attaint the relative data of each step, simulate actual service system to match the tested system to complete the service process, collect and analyze the interactive data of service process and realize the testing on the function and property of complex service process of network.
Owner:CHINA MOBILE COMM GRP CO LTD
Testing apparatus for clutches or couplings
ActiveCN103308308AMeet testing needsRealize vibration level drop testMachine gearing/transmission testingCouplingEngineering
The invention relates to a testing apparatus for clutches or couplings. The testing apparatus comprises a rack system, a excitation system and a testing system, wherein the excitation system is composed of a vibrating excitation device, a torque loading and fatigue excitation device and an exciting force transmission shafting; an elastic shaft device, the vibrating excitation device and the torque loading and fatigue excitation device are installed on a mounting platform device; a device to be tested is connected between the elastic shaft device and the vibrating excitation device; the output end of a broadband excitation device of the vibrating excitation device is connected with the torque loading and fatigue excitation device and outputs broadband vibrating force to the device to be tested through an exciting force transmission device; the output end of a low-frequency excitation device is connected with the exciting force transmission device; a medium-high-frequency excitation device is installed on the exciting force transmission device; one end of the exciting force transmission device is connected with the device to be tested, the other end of the exciting force transmission device is connected with the exciting force transmission shafting; and sensors are installed at two ends of the device to be tested, the elastic shaft device and the vibrating excitation device respectively, and the sensors are connected with a signal acquisition and data analysis device.
Owner:上海中船重工船舶推进设备有限公司
Device and method for diagnosing faults and testing performance of single-screw pump
InactiveCN105649978ARealize online monitoringImplement fault diagnosisPump componentsRotary piston pumpsEngineeringTest fixture
The invention provides a device and method for diagnosing faults and testing performance of a single-screw pump. The operation condition of the single-screw pump can be subjected to online monitoring, fault diagnosis and performance testing. Two work modes, namely, a normal production monitoring mode and a performance online testing mode are provided in the device. In the normal production monitoring mode, based on real-time monitoring on running parameters of the pump in the normal production process, the online monitoring of the operation condition of the pump is achieved; and online diagnosis of common faults of the pump can be completed by means of online detected data, and a maintaining strategy is made on the basis. In the pump performance testing mode, pump performance testing of an in-service single-screw pump / an out-of-service single-screw pump under a common operating condition / extreme operating condition can be achieved, the pump capacity efficiency, the shaft power, the lift, the overall efficiency and other performance parameters can be calculated under different operating conditions, and a performance curve is drawn and stored on the basis.
Owner:SOUTHWEST PETROLEUM UNIV
Testing system and testing method for propeller ground test in near space
InactiveCN106596033AAchieve aerodynamicsIncrease the cross-sectional areaAerodynamic testingControl systemSpeed control system
The invention discloses a testing system and a testing method for the propeller ground test in the near space. The system comprises an incoming flow simulation system, a propeller rotating speed control system, a data measurement system and a support. The data measurement system comprises a two-component balance and a data acquisition and control module. The forward velocity and the rotating speed of a propeller are respectively and precisely controlled by a trailer and a motor. The propeller rotating speed control system comprises a motor, wherein the motor is fixed inside the two-component balance. The end portion of the output shaft of the motor extends out of the two-component balance. The propeller is fixed at the end portion of the output shaft of the motor and is driven by the motor to rotate. The support is of a cantilever beam structure, and the rear end of the cantilever beam structure is fixed at the front end of the head part of the trailer and is extending forwardly. The two-component balance is fixed at the front end of the support. According to the technical scheme of the invention, the test state is simulated by utilizing a track trailer. The forward velocity of the trailer is relatively low and the velocity control precision of the trailer is relatively high. Therefore, a stable incoming-flow environment is provided for the propeller.
Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS
Performance test system, method and device for electronic equipment to be tested
ActiveCN103475545AImplement performance testingData switching networksTest orderNetwork interface controller
The embodiment of the invention provides a performance test system, method and device for electronic equipment to be tested. The system comprises a PC, a test instrument and multiple sets of electronic equipment to be tested. The PC respectively establishes communication with all the electronic equipment to be tested and determines the test orders of all the electronic equipment to be tested through a network card connected with all the electronic equipment to be tested, wherein one test order corresponds to one set of electronic equipment to be tested; by means of the network card connected with the test instrument, the PC controls the test instrument to target the electronic equipment to be tested corresponding to all the test orders and to carry out tests on the performance of the electronic equipment to be tested corresponding to all the test orders through test ports connected with all the electronic equipment to be tested corresponding to all the test orders in all test order phases according to the test orders to complete the performance tests of all the electronic equipment to be tested and to obtain the test results of all the electronic equipment to be tested. The performance test system, method and device for the electronic equipment to be tested improve the efficiency of the performance tests of the electronic equipment to be tested.
Owner:SHENZHEN GONGJIN ELECTRONICS CO LTD
Compound light target simulator
ActiveCN105889843AImplement performance testingSimple structureElectric circuit arrangementsWith built-in powerOptoelectronicsLight source
The invention provides a compound light target simulator which comprises a light source module used for launching at least two kinds of lights, a beam combining module used for carrying out beam combining treatment on at least two kinds of lights to form a compound light and a projection module used for carrying out common-aperture collimation treatment on the compound light to form a target compound light and outputting the target compound light. According to the compound light target simulator, through the beam combining treatment of the beam combining module and then the common-aperture collimation treatment, the output target compound light can supply a standard target for compound light detection equipment so as to realize performance test of the compound light detection equipment; and the compound light target simulator has a simple structure and is small in size.
Owner:BEIJING ZHENXING METROLOGY & TEST INST
Method and device for detecting functional performance of integrated chip based on model identification
InactiveCN103308846ARealize functionImplement performance testingElectronic circuit testingControl signalHemt circuits
Owner:NANJING UNIV OF POSTS & TELECOMM
Method and device for testing low-temperature property of drilling fluid
InactiveCN101532962AImplement performance testingSmall sizeMaterial analysis by observing immersed bodiesMaterial analysis by observing effect on chemical indicatorTemperature controlData acquisition
The invention provides a method and a device for testing low-temperature property of drilling fluid. The device comprises a high and low temperature experimental box (1), a data acquisition system (9), a camera (6) arranged at the top of experimental box body, a tester and two temperature sensors in the experimental box. The two temperature sensors are respectively used for detecting temperature in a working chamber in the experimental box and temperature of drilling fluid on an operation platform (11); the data acquisition system is disposed outside the experimental box and is respectively connected with the camera and the temperature sensors through signal wires. The method comprised steps of making constant or variable low-temperature and low-humidity environment in the working chamber with the high and low temperature experimental box, putting the drilling fluid and the tester on the operation platform, reducing temperature to a set value, then detecting properties of the drilling fluid with the temperature sensors and a computer, meanwhile observing scale of the tester with the camera, and uploading images onto the screen of the computer to display. The invention has advantages of convenient temperature control, accurate detection, low cost and the like.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)
Performance testing method and performance testing device for network forwarding device
The invention discloses a performance testing method and a performance testing device for a network forwarding device, wherein the method is applied to the testing device, the testing device comprisesa client side and a server side, the client side is realized by a CPU running in a first subarea, the server side is realized by the CPU running in a second subarea, and the method comprises the following steps: a first CPU is determined based on a RSS algorithm and according to tetrad information of a preestablished first message, wherein the first CPU transmits the first message to a to-be-tested device, and the to-be-tested device forwards the first message to a second CPU; the second CPU processes the first message based own session table of each core, transmits the second message preestablished based on the first message to the to-be-tested device, and the to-be-tested device forwards the second message to the first CPU; the first CPU processes the second message based on own sessiontable of each core; and a performance testing result of the to-be-tested device is determined according to states of the first message and the second message. According to the method and the device provided by the invention, transmitting and receiving of the messages are executed through simulation of communication connections in two directions interacting with the network forwarding device, andfinally, performance test of the network forwarding device is realized based on a software.
Owner:NEUSOFT CORP
Real-time Ethernet device performance test method, device and system
ActiveCN109194551AImplement performance testingImplementation LatencyData switching networksTimestampEquipment under test
The present invention provides a real-time Ethernet device performance test method which is applied to a test device. The method comprises the steps of: receiving a test example sent by a test upper computer; according to the test example, sending a delay test request message to a monitored device, receiving a delay test reply messages sent by the monitored device, and / or receiving a stability test message sent by the tested device; according to the delay test request message and the delay test reply message, sending delay test data to the test upper computer through a preset timestamp interface, and / or according to the stability test message, sending stability test data to the test upper computer through a preset interface message error interface or a receiving message correction messageto allow the test upper computer to perform analysis to obtain a test result according to the delay test data and / or the stability test data. The method provided by the invention achieves the Ethernetstability device and the delay test of the monitored device and mainly a terminal-type device.
Owner:上海仁童电子科技有限公司
Network interface card test system
InactiveCN105429816AImplement performance testingImprove test efficiencyData switching networksTest efficiencyTester device
The embodiment of the application provides a network interface card test system, comprising a switch; a tester used for sending test data, wherein the sending port of the tester is in connection with the port G0 / 1 of the port of the switch, and the receiving port is in connection with the port G0 / 2 of the switch; and N servers 106a, wherein each server is internally provided with M network interface cards, M*N network interface cards in the N servers successively access the switch through corresponding ports G1 / 1 to G1 / M*N, and the M*N network interface cards are in serial connection. The network interface card test system can improve test efficiency.
Owner:DAWNING INFORMATION IND BEIJING
Method for testing terminal cell reselection ability and apparatus thereof
ActiveCN102457862AImplement performance testingRealize verificationPower managementConnection managementCurrent cellComputer terminal
Owner:ZTE CORP
Optimized in-loop simulation test method for automobile auxiliary driving controller
ActiveCN112578683ARealize functionImplement performance testingSimulator controlElectric testing/monitoringSimulationData acquisition
The invention relates to an optimized in-loop simulation test method for an automobile auxiliary driving controller. The method comprises the steps of characteristic data acquisition, scene model simulation, detection characteristic simulation and driving control data processing. In the characteristic data acquisition stage, detection characteristic data and execution characteristic data are acquired, and a real vehicle characteristic database is established. In the scene model simulation stage, simulation software such as a sensor model, a vehicle model and a driving environment model is usedfor simulating a real vehicle driving scene model. In the detection characteristic simulation stage, detection characteristic data such as perception detection time lag, lane line recognition errors,obstacle target recognition errors and perception part fault parameters are subjected to simulation analysis. In the driving control data processing stage, auxiliary driving controller data processing or automatic driving controller data processing is carried out; and the execution component response time lag, the execution component response error and the execution component fault parameter areanalyzed and simulated. The method has the advantages of convenience in detection, reliable data, high automation degree and wide application range.
Owner:XIANGYANG DAAN AUTOMOBILE TEST CENT
Automatic test system for motor controller of new energy automobile
InactiveCN108845555AComprehensive parametersImprove performanceElectric testing/monitoringElectric machineNew energy
The invention discloses an automatic test system for a motor controller of a new energy automobile. The system comprises the motor controller to be tested, a test module for collecting and analyzing parameters of the motor controller, a feedback module for displaying different parameters of the motor controller and raising alarm against abnormal data, a load module for simulating a test environment, a power supply module for simulating a power input environment, a control center for controlling a test manner of the motor controller, and a resetting module for resetting different module parameters and implementing test in next step. The automatic test system for the motor controller of the new energy automobile realizes automatic and comprehensive test for the motor controller.
Owner:合肥市艾特米信息技术有限公司
Different-source test image calibration method of image matching system
ActiveCN105678734APrecise positioningReduce useless data intervalsImage analysisGrey correlation analysisImage calibration
The invention relates to a different-source test image calibration method of an image matching system, comprising the following steps: establishing a similar feature index candidate set of visible-light image and infrared image sequences; using a grey correlation analysis method to measure the similarity between the features in a different-source image candidate set, performing correlation degree sorting on the similar feature index candidate set on the basis, and selecting similar feature vectors; selecting different parameters according to the threshold parameter of an edge feature extraction algorithm based on a Canny operator, calculating and dividing feature value combinations, and forming a calibration test pilot scheme; and making a statistic analysis of the matching rate of a photoelectric imaging matching system to visible-light images and infrared images, performing grading based on a matching rate result output by an infrared image, and calibrating the feature value range of a corresponding visible-light image. Through the method, the matching system can be tested and evaluated through use of a calibrated visible-light image when working in an unknown environment, and therefore, the image matching system can complete the task smoothly.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI
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