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39results about How to "Performance understanding" patented technology
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Fuel cell parameter control system and working method thereof
The invention discloses a fuel cell parameter control system. The fuel cell parameter control system mainly comprises an air compressor, a pressure reducing valve, a pressure gauge, a filter, a gas supply control valve, a flow meter, a humidification path control valve, a humidifier, a water supplying control valve, a water replenisher, a manually operated valve, a dry gas path control vale, a pressure sensor, a temperature sensor, a fuel cell stack, a pressure sensor, a back pressure valve, a water tank, a PC end control and display device, a hydrogen cylinder and a nitrogen cylinder. The system can test a single parameter of a fuel cell stack system, has a safe use method and stable performances, can detect the performance parameters of the fuel cell under a single variable, and realizes accurate and comprehensive detection of cell stack performances. After a test reaction of the fuel cell, only water is produced and any pollutants are avoided so that zero discharge of pollutants is realized. The invention also provides a working method of the fuel cell parameter control system.
Owner:BEIJING UNIV OF CIVIL ENG & ARCHITECTURE
Magnetic resonance quality control method and system, and server
ActiveCN106657991APerformance understandingImprove efficiencyDiagnostic recording/measuringMeasurements using NMR imaging systemsResonanceSoftware engineering
Owner:TAISHAN MEDICAL UNIV
GPU graphics processing performance monitoring and analysis method
The present invention belongs to the field of computer graphics, and in particular relates to a GPU graphics processing performance monitoring and analysis method. The method comprises: (1) GPU resource statistics, (2) data relay, (3) graphics processor performance data generation, (4) data filtering, (5) online viewing, (6) data saving, and (7) offline viewing. According to the method provided bythe present invention, by detecting GPU performance data during application execution, online real-time viewing or offline playback are performed on the performance data that the user cares about, and tool support is provided for GPU design and application optimization.
Owner:XIAN AVIATION COMPUTING TECH RES INST OF AVIATION IND CORP OF CHINA
Application performance monitoring method and device, readable storage medium and electronic equipment
ActiveCN107943677AHigh sensitivityImprove experienceHardware monitoringPerformance indexElectronic equipment
The invention relates to an application performance monitoring method and device, a readable storage medium and electronic equipment. The method comprises the following steps that: obtaining multiplepieces of application performance index data of a target application in a preset time period; according to each piece of application performance index data, independently calculating the health degreeof each application performance index in the preset time period; and when a determining result shows that the performance of the target application in the preset time period is exceptional accordingto the health degree of multiple pieces of application performance indexes, an exception alarm can be given. Therefore, the exception monitoring sensitivity of the application performance can be improved, the exception alarm can be given immediately so as to bring convenience for users to find reasons for generating corresponding exceptions in time, and problems are solved in time. In addition, ineffective alarms can be reduced, in addition, an application state can be more comprehensively monitored, and therefore, the user can more comprehensively know the integral performance of the application so as to more effectively improve user experience in a targeted way.
Owner:NEUSOFT CORP
Method for testing performance of renewable energy and gas powered multi-energy complementary heating system and test device used therein
PendingCN108007704AImplement performance testingAvoid comparing differencesStructural/machines measurementHeating systemPrimary energy
A method for testing the performance of a renewable energy and gas powered multi-energy complementary heating system includes the following steps: (1) setting the temperature, pressure and flow test points according to the connection mode and operation mode of each heating unit, and collecting operation state parameters in real time; (2) determining the performance test points and test parametersof a multi-energy complementary heating system suitable for different heating unit combinations and operation modes; (3) putting forward a calculation method of the heating quantity of the system; (4)putting forward user heat gain test indexes and a calculation method; (5) testing the primary energy utilization rate of the system; and (6) calculating each test index of the multi-energy complementary heating system based on the calculation steps and methods. Three types of heating units, namely, a solar energy collector, an air source heat pump and a gas heating water heater, are integrated. The technical indexes and calculation methods used for performance test and effect evaluation are put forward and defined. The performance test and technical evaluation of a multi-energy complementaryheating system based on any combination are realized.
Owner:NORTH CHINA MUNICIPAL ENG DESIGN & RES INST
Carton box testing device
InactiveCN109682683AMeasuring Compressive StrengthComprehensive test performanceMaterial strength using tensile/compressive forcesCartonCompressive strength
The invention relates to the technical field of carton box testing devices, in particular to a carton box testing device. The carton box testing device comprises a base, the two ends on the upper surface of the base are fixedly connected with fixing plates respectively, and the side wall of one fixing plate is fixedly connected with a controller and a reader-writer. Symmetric grooves are formed inthe side walls, close to each other, of the two fixing plates respectively, moving mechanisms are arranged in the two grooves respectively, and the moving mechanisms comprise fixing blocks. Installation grooves are formed in the lower surfaces of the fixing blocks, the interiors of the installation grooves are rotationally connected with connecting shafts, first driving mechanisms fixedly sleevethe connecting shafts, and the first driving mechanisms are fixedly connected with the fixing blocks; rolling wheels fixedly sleeve the connecting shafts, the lower surfaces of the rolling wheels makecontact with the inner bottoms of the grooves, T-shaped grooves are formed in the bottoms of the grooves, and T-shaped blocks slidably connected in the T-shaped grooves. The carton box testing devicecan detect the compressive strength of the outer wall of a carton box and the compressive strength of the across corners of the carton box, the performance of the carton box is comprehensively tested, and it is convenient for a tester to know the performance of the carton box.
Owner:六安市星星包装股份有限公司
Automated testing method for application performance
InactiveCN108829577AFor subsequent analysisDoes not take up resourcesSoftware testing/debuggingSoftware engineeringApplication software
The invention provides an automated testing method for application performance. The automated testing method is based on an Android system mobile terminal. In the testing method disclosed by the invention, a script program is combined with an adb tool to automatically obtain APP performance, the APP performance can be recorded under a situation of no-man monitoring so as to be favorable for subsequent analysis; and a script program is installed in a computer, resources in the mobile terminal are completely released during testing, and only an APP to be tested operates, the resources of the mobile terminal are not occupied, and a testing result is accurate.
Owner:SICHUAN FEIXUN INFORMATION TECH CO LTD
Test device and method for testing performance of iris recognition equipment
InactiveCN104866839AImprove transmission efficiencyShorten test timeCharacter and pattern recognitionIris imageTest fixture
The invention discloses a test device for testing performance of iris recognition equipment, and the device comprises a storage unit suitable for storage of a set of multimedia content with an iris image; a singling interface and a data interface which are connected with the iris recognition equipment; and a test control unit suitable for sending a first message for requesting test beginning to the iris recognition equipment by the signaling interface and receiving a second message for conforming test beginning from the iris recognition equipment by responding to the signaling interface; a first subset of the multimedia content is sent to the iris recognition equipment by the data interface, so the iris recognition equipment recognizes an iris. The invention also discloses a corresponding test method for testing the performance of the iris recognition equipment.
Owner:EYESMART TECH
Floor drain display device
InactiveCN105544705ALaunch ability displayDemonstrate anti-repellent performanceSewerage structuresDomestic plumbingDisplay deviceEngineering
The invention relates to the technical field of a floor drain, and particularly provides a floor drain display device. The floor drain display device includes a sewer display part and an anti-water returning display part. The sewer display part includes a water inlet pipe, a water tank, and a sewer pipe; a pipe mouth of the water inlet pipe is arranged above the water tank; the bottom of the water tank is provided with a sewer opening for installing the floor drain; the sewer pipe communicates with the sewer opening; the bottom end of the sewer pipe is provided with a sewer stop valve. The anti-water returning display part includes a water returning test tank and a water returning test pipe; a position of the bottom of the water returning test tank is higher than a position of the bottom surface of the water tank; one end of the water returning pipe communicates with the bottom of the water returning test tank, and the other end communicates with the sewer pipe, wherein a communication position is positioned between the sewer opening and the sewer stop valve; and the water returning test pipe is provided with a water returning test valve. Through the floor drain display device, product performance of the floor drain can be displayed from different angles.
Owner:ZHEJIANG INT MARITIME COLLEGE
Method, server, terminal, and system for PET-MR quality assessment
PendingCN106859679AImprove efficiencyAccurate analysisDiagnostic recording/measuringSensorsQuality controlComputer terminal
The invention relates to a method, a server, a terminal, and a system for PET-MR quality assessment. The method comprises: the server obtaining a target quality control report sent by the terminal; according to a scanning protocol, obtaining a reference quality control report matched with the scanning protocol from a report database; according to reference parameters and performance parameters, generating an equipment assessment report of a to-be-detected PET-MR device; and sending the equipment assessment report to a corresponding terminal. Through the terminal, the quality control report is automatically obtained, a client does not need to perform manual analysis and calculation, and efficiency is effectively improved. The server can accurately and comprehensively assess the equipment through quantitative analysis of the quality control report, so as to improve assessment precision. In addition, a manufacturer of the PET-MR device can download the assessment report from the server, to provide data support for research personnel, so as to preferably research and develop, improve, and optimize the device.
Owner:TAISHAN MEDICAL UNIV +1
Test method for transient common mode inhibition parameter of digital isolation type device
InactiveCN106896281AAchieve inhibitionAchieve the effect of evaluationElectrical testingPulse parameterLow input
The invention relates to a test method for a transient common mode inhibition parameter of a digital isolation type device. The test method comprises steps that 1, a digital isolation device is selected, and a truth table of a device manual and the input current scope information under lower input and high input conditions are checked; 2, a digital isolation device CMTI test circuit is designed and configured; 3, the digital isolation device CMTI is tested; and 4, a test result of the digital isolation device CMTI is analyzed. Through the method, the transient common mode inhibition parameter of a target device is tested, pulses are utilized to provide input and output interference, through adjusting a pulse parameter, interference waveform is acquired, and the waveform data is further evaluated, the common mode inhibition test and evaluation effects of the digital isolation device are realized, and an actual problem that transient common mode inhibition of a high speed optoelectronic coupler in engineering can not be accurately evaluated is solved.
Owner:BEIHANG UNIV
Oil flow formula of high speed wind tunnel oil flow experiment clearly demarcating Mach number range
InactiveCN108760225AEasy to buyGuaranteed performanceAerodynamic testingChemistryOleic Acid Triglyceride
The invention relates to an oil flow formula of a high speed wind tunnel oil flow experiment clearly demarcating the Mach number range, and particularly relates to an oil flow formula suitable for theoil flow experiment of which the Mach number range is 0.5-0.9. Use of the trace particle-powdery titanium dioxide, the carrier oil-silicone oil and the diluent-oleic acid is determined through a series of experiments and the mass percent relationship of the three components is determined. A large number of oil flow display experiments are completed and indicate that the oil flow formula can acquire the high-quality oil flow test image for analyzing the model surface air flow pattern so as to achieve the effect of flow visualization.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Water-turbine generator set bearing temperature analysis and abnormity monitoring method
PendingCN114412685ATemperature monitoringPerformance understandingHydro energy generationMachines/enginesControl engineeringBearing vibration
The invention provides a water-turbine generator set bearing performance analysis and abnormity monitoring method. The method comprises the following steps that a water-turbine generator set bearing detection device collects generator set bearing bush temperature data of a water-turbine generator set, generator set bearing vibration data and environment vibration data of the generator set bearing; and scoring the collected data according to a generator set bearing bush temperature scoring model, a generator set bearing vibration data scoring model and a generator set bearing environment vibration data scoring model, and scoring the comprehensive performance of the water-turbine generator set bearing according to a generator set bearing performance scoring model. Judging whether the generator set bearing performance state is abnormal or not according to the generator set bearing performance score; according to the invention, the real state of the generator set bearing performance can be obtained by comprehensively considering the relation among the set bearing bush temperature, bearing vibration and environment vibration, and whether abnormity exists or not can be found in time.
Owner:HUANGHE WATER CONSERVANCY & HYDROPOWER DEV GENERAL
Internet of things detection system
InactiveCN103441898APerformance understandingData switching networksRadio frequency signalThe Internet
The invention provides an internet of things detection system, and relates to the technical field of the internet of things. The internet of things detection system comprises a microprocessor, a fingerprint simulator, an iris simulator, a GPS simulator and a radio frequency simulator, wherein the fingerprint simulator, the iris simulator, the GPS simulator and the radio frequency simulator are connected in parallel and then are connected with the microprocessor, and the microprocessor is further provided with a fingerprint signal interface, an iris signal interface, a GPS signal interface and a radio frequency signal interface. The internet of things detection system can carry out testing experiments of multiple properties or functions of radio frequency identification, fingerprint identification, GPS positioning identification, iris identification and the like of an internet of things system, and therefore performance of the whole internet of things system is known.
Owner:陈曙光
Script based method and device for verifying chip performance
InactiveCN102073777ADoes not affect the simulation processReduce computationSpecial data processing applicationsComputer moduleComputer science
The invention provides a script based method and device for verifying the chip performance. The method comprises the following steps: setting a monitor module outside a script module for verifying a chip; acquiring and recording running parameters by the monitor module in the script module running process; calculating the running parameters by a statistic module every preset time interval to acquire a statistic result related to time; and generating a statistic result display image by a display module according to the statistic result. By adopting the monitor module outside the script module, the monitor module does not influence the simulating process of the script module for verifying the chip, so the verifying process has small operation quantity and good inheritance.
Owner:VIMICRO CORP
Test method of power electronic transformer
The invention discloses a test method of a power electronic transformer, which is carried out by adopting a direct-current power electronic transformer test system. The test comprises an effective rate test, a ripple test, a power step response test, a low-voltage fault ride-through test and a high-voltage fault ride-through test. The direct-current power electronic transformer test system is provided with a direct-current power supply module assembly, a power analyzer, an oscillograph, a circuit breaker assembly and a computer, wherein the circuit breaker assembly is used for controlling the disconnection and connection of the direct-current power supply module assembly and a tested device; the direct-current power supply module is used for providing power for the tested device; the power analyzer is used for collecting power data of the tested device; the oscillograph is used for collecting ripple data of the tested device; and the computer is used for obtaining a test result according to the power data of the power analysis and the ripple data of the oscillograph. The test method can test and evaluate the electrical performance and the protection function of the direct-current power electronic transformer, and can understand the performance of the direct-current power electronic transformer.
Owner:XUCHANG KETOP DETECTION TECH CO LTD
Test platform for simulating uniformly distributed load of pipeline in deepwater environment
ActiveCN112577826APerformance understandingAccuracy is not affectedMachine part testingMaterial strength using tensile/compressive forcesGeotechnical engineeringStructural engineering
The invention provides a test platform for simulating uniformly distributed load of a pipeline in a deepwater environment, which comprises a high-pressure cabin body. The high-pressure cabin body is provided with a test pipe fitting, and two ends of the test pipe fitting are fixed on two opposite side walls of the high-pressure cabin body through hinge devices. A load loading device comprises a hydraulic device penetrating into the high-pressure cabin body through a hydraulic rod, a displacement transmission plate is installed at the end, located in the high-pressure cabin body, of the hydraulic rod, and a spring set making contact with the test pipe fitting through an elastic piece is installed on the face, away from the hydraulic rod, of the displacement transmission plate. According tothe invention, various uniformly distributed loads can be applied to the test pipe fitting so as to simulate the deformation condition of the test pipe fitting under a real limit condition; the adopted high-pressure cabin body and the load loading device are purely mechanical structures, and can bear water pressure which is strong enough without influencing the precision of a test result.
Owner:TIANJIN UNIV
Bearing selling display cabinet capable of displaying bearing performances
InactiveCN106419320AIncrease the likelihood of purchaseEasy to useShow cabinetsMachine bearings testingDisplay deviceEconomic benefits
The invention discloses a bearing selling display cabinet capable of displaying bearing performances. The bearing selling display cabinet comprises a casing, the top of the casing is fixedly connected with a partition plate, the top of the partition plate is fixedly connected with a glass cabinet, a display table is fixedly connected at the top of the partition plate and located in an inner cavity of the glass cabinet, a rotating shaft is arranged on the display table in a penetrating mode, and the bottom end of the rotating shaft penetrates the partition plate and extends into the casing. According to the bearing selling display cabinet capable of displaying the bearing performances, through the matched use of the display table, a positioning block, the rotating shaft, a fastening device, a driven gear, a clamping device, a motor, a driving gear, a controller and a displayer, the display cabinet can display the bearing performances in the display process, and clients can learn about the bearing performances better; the improvement of the display table facilitates observation by the clients, so that the clients' purchase possibility is further improved, and economic benefits are brought to manufacturers.
Owner:WUXI ZUNBAO ELECTRIC VEHICLE CO LTD
Electrical property real-time monitoring equipment during continuous bending of flexible electronic component
ActiveCN113391154AUnderstand electrical propertiesLearn about performance shiftsElectric devicesElectrical measurement instrument detailsHemt circuitsElectric machinery
The invention relates to an electrical property real-time monitoring device during continuous bending of a flexible electronic component. The electrical property real-time monitoring device comprises a motor-driven bending module, a multi-electrode follow-up connecting-out module, a circuit connecting module, a control module, a performance monitoring and displaying module and an electrical property testing module. The electrical property real-time monitoring equipment has the advantages of intuitiveness, simplicity in operation and rich functions, can be used for simultaneously detecting the real-time change of the electrical properties of a plurality of micron-sized flexible electronic components in continuous bending, more accurately analyzes the stability of the components in the bending process of different frequencies and the stability of the components under multiple times of bending, and obtains more accurate and deep information of device performance , so that optimization and improvement of the device are promoted, and the overall performance of a flexible product and the user experience are improved.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA
Ceramic tile bonding strength testing method and device
PendingCN112964633AIncrease flexibilityOptimizing the quality of construction projectsUsing mechanical meansMaterial analysisSurface bondingCeramic tiles
The invention relates to the technical field of ceramic tiles, and discloses a ceramic tile bonding strength testing method and device. The method comprises the following steps of: S1, cleaning surface stains of a to-be-tested ceramic tile, and keeping the surface dry; S2, defining a to-be-tested area in a closed shape on the surface of the to-be-tested ceramic tile, and cutting the to-be-tested area by a preset depth from the surface to the inside along the edge of the to-be-tested area to obtain an independent to-to-be-tested brick with the same size as the to-be-tested area; S3, bonding the testing device with the surface of the to-be-tested brick, and standing for a preset time; and S4, starting the testing device to pull the to-be-tested brick until the to-be-tested area is broken or cracked. The selected area is cut into an independent to-be-tested brick, any position of the brick surface can be freely selected for bonding strength testing, the bonding strength between the ceramic tile and different structural layers of a building body structure can be tested by adjusting the cutting depth, the flexibility is high, and the construction engineering quality can be optimized.
Owner:清远市简一陶瓷有限公司
A prediction method for sugarcane crushing process based on deep feature recognition
ActiveCN113743652BSolve problems such as difficult online measurementImprove fitting abilityForecastingArtificial lifeOriginal dataModel parameters
The invention discloses a sugarcane pressing process prediction method based on deep feature recognition, which comprises the following steps: 1. collecting several sets of original data; 2. removing abnormal data and standardizing the original data collected in step 1 to Obtain standardized data; 3. Multi-level screening is performed on the standardized data obtained in step 2 to obtain feature vectors with high correlation with energy consumption and extraction rate and low redundancy; 4. Use the mixed chicken flock algorithm to obtain from step 3 Search the effect of different feature combinations and model parameters on a single data-driven model in the eigenvector candidate set, and obtain the parameter variables, energy consumption and extraction rate under the optimal performance of a single model; 5. Establish the first layer of deterministic prediction output; 6. , establish a multi-model combination model, and realize the deterministic and probabilistic prediction of extraction rate and energy consumption. The invention greatly improves the model fitting effect and prediction accuracy, and solves the problems that these indexes are difficult to measure online.
Owner:GUANGXI UNIV
Antenna switching method, multi-antenna terminal and computer-readable storage medium
ActiveCN107645328BImprove experienceKnow about Performance GuaranteeSpatial transmit diversityTransceiverComputer engineering
The invention discloses an antenna switching method, a multi-antenna terminal, and a computer-readable storage medium. The antenna switching method is applied to the multi-antenna terminal including aprimary transceiver path, a secondary receiver path and at least three groups of antennas. Whether antenna switching is required is determined by acquiring the communication parameters of respectivegroups of antennas and subjecting the performance each group of antennas to condition advanced decision with at least two decision stages. Since two or more decision phases with a timing sequence areused to evaluate the current performance of each group of antennas before it is determined whether the primary antenna or the secondary antenna is required to be reselected, the overall performance ofeach group of antennas can be objectively and comprehensively evaluated during the condition advanced decision and an influence of accidental factors on the antenna performance can be removed. Moreover, since the communication parameters are different in the at least two decision phases, the performance of the antennas in at least two communication parameter dimensions can be evaluated, thereby achieving a comprehensive antenna performance evaluation result and reliable and effective subsequent switching.
Owner:NUBIA TECHNOLOGY CO LTD
A GPU graphics processing performance monitoring and analysis method
Owner:XIAN AVIATION COMPUTING TECH RES INST OF AVIATION IND CORP OF CHINA
Sugarcane squeezing process prediction method based on depth feature recognition
ActiveCN113743652ASolve problems such as difficult online measurementImprove fitting abilityForecastingArtificial lifeOriginal dataEngineering
The invention discloses a sugarcane squeezing process prediction method based on depth feature recognition. The method comprises the steps of 1 collecting a plurality of groups of original data; 2 removing abnormal data from the original data acquired in the step 1, and performing normalization processing to obtain normalized data; 3 performing multi-stage screening on the standardized data obtained in the step 2 to obtain feature vectors which are highly correlated with the energy consumption and the extraction rate and are low in redundancy; 4 searching the effects of different feature combinations and model parameters on the single data-driven model from the feature vector candidate set obtained by screening in the step 3 by adopting a mixed chicken flock algorithm to obtain a parameter variable, energy consumption and an extraction rate under the optimal performance of the single model; 5 establishing a first layer of deterministic prediction output; and 6 establishing a multi-model combination model to realize deterministic prediction and probabilistic prediction of the extraction rate and the energy consumption. According to the method, the model fitting effect and the prediction precision are greatly improved, and the problems that the indexes are difficult to measure on line and the like are solved.
Owner:GUANGXI UNIV
Transformer oil gas chromatographic analysis remote control analysis system
PendingCN111220758AAvoid shockPerformance understandingComponent separationGas liquid chromatographicRemote control
The invention discloses a transformer oil gas chromatographic analysis remote control analysis system. The system comprises a master control module and a plurality of single-group control modules, themaster control module remotely controls the single-group control modules, and each single-group control module is in control connection with a vacuum degassing module, a vacuum sample injection module, a chromatographic column separation module, a chromatographic analysis module, a chromatogram module and a performance analysis module. According to the invention, through the remote control detection, the oscillation of the transformer oil in the transportation process can be avoided; by carrying out the degassing and sample injection work through the vacuum degassing module and the vacuum sample injection module, air can be prevented from being mixed during degassing and sample injection, so that the accuracy of a detection result is ensured; the separated gas is detected through the chromatographic column separation module and the chromatographic analysis module, a detection result is analyzed through the performance analysis module, the performances of the transformer at all aspectsare judged, and the result is transmitted to the master control module through a wireless network, so that a worker can know the performances of the transformer in time.
Owner:大唐水电科学技术研究院有限公司
Floor drain display device
InactiveCN105544705BPerformance understandingSewerage structuresDomestic plumbingDisplay deviceEngineering
Owner:ZHEJIANG INT MARITIME COLLEGE
Software performance evaluation method, device and equipment and readable storage medium
PendingCN114238092APerformance understandingQuality improvementSoftware testing/debuggingSoftware designComputer engineering
The invention provides a software performance evaluation method, device and equipment and a readable storage medium, and relates to the technical field of software testing, the software performance evaluation method comprises the steps that a first object is displayed in a first area of a display interface, the first object comprises at least two second objects, and each second object comprises a first sub-object and a second sub-object; the second objects are longitudinally arranged in sequence, the first sub-objects and the second sub-objects are transversely arranged in sequence, and the second sub-objects comprise selection windows for selecting the first sub-objects; obtaining a first selection operation, wherein the first selection operation comprises a selection operation on a second sub-object in the second object; in response to the first selection operation, a third object is displayed in a second area of the display interface, the third object comprises a performance score of the evaluated software obtained through calculation in the design and development stage, software developers are assisted in discovering a short board in time in the software design and development stage, and the software development efficiency is improved. And analyzing the urgency of performance development and high-availability testing of the evaluated system.
Owner:CHINA CITIC BANK
A fuel cell parameter control system and its working method
Owner:BEIJING UNIV OF CIVIL ENG & ARCHITECTURE
Method and system for effectively analyzing ssd front-end nvme module performance
ActiveCN109582523BPerformance understandingImprove performanceFunctional testingComputer architectureEngineering
The invention discloses a method and system for effectively analyzing the performance of an SSD front-end NVMe module. The method includes the following steps: using a DRAM module to simulate a Flash module at the back end of an SSD; receiving and executing a command from a host; Perform data transmission between; obtain SSD performance data as NVME module performance data. This solution uses the DRAM module to simulate the Flash module at the back end of the SSD, and fully realizes the function of the NVMe module. Through the SSD performance test, the ultimate performance of the NVMe module hardware IP at the front end of the SSD can be obtained, and the hardware IP of the NVMe module can be accurately understood. Performance, and maintain or upgrade the SSD according to the performance of the NVMe module hardware IP, so as to improve the overall performance of the SSD and improve the product experience.
Owner:SHENZHEN YILIAN INFORMATION SYST CO LTD
Method and device for numerical evaluation of intelligent network connection vehicle test
PendingCN113626337ARealization of numerical evaluationPerformance understandingSoftware testing/debuggingResourcesIntelligent NetworkSimulation
The invention relates to a method and device for numerical evaluation of an intelligent network connection vehicle test, and the method comprises the steps: obtaining a test object of an intelligent network connection vehicle and a test target corresponding to the test object, wherein the test object comprises a safety performance parameter, a high-efficiency performance parameter and a comfort performance parameter; determining a weight coefficient corresponding to the test target according to the test target; obtaining an evaluation grade corresponding to the test object according to the test object; obtaining a membership degree of the test object relative to the evaluation grade based on the test object and the corresponding evaluation grade; and according to the weight coefficient and the membership degree, creating a comprehensive evaluation model of the intelligent network connection vehicle to obtain a test result of the intelligent network connection vehicle test. By creating the comprehensive evaluation model of the intelligent network-connected vehicle, various test targets required to be achieved by the intelligent network-connected vehicle can be converted into numerical test results, and numerical evaluation of the function quality of the intelligent network-connected vehicle is realized.
Owner:CHINA AUTOMOTIVE INNOVATION CORP
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