67results about How to "Reduce testing risk" patented technology

The invention discloses a body model thermal manikin system. The system is a test system which can simulate thermal response of a human body at a high temperature, can simulate the processes of heat absorption of the human body, heat conduction among different tissues, heat production, heat regulation, blood heat convection, body surface thermal radiation and sweating, and is used for medical assessment, aviation, performance analysis for a fire hazard and a high temperature environment, human comfort, fabric assessment and environmental measurement. The system comprises the human body thermal body model and a multi-branch blood circulation simulation system, wherein the human body thermal body model has a layered and sectioned body model structure; each layer and each section adopt materials which are similar to human biological tissue thermal characteristics corresponding to the layer; each layer and each section have different thermal physical property parameters; and the multi-branch blood circulation simulation system comprises a power source and a circulation line which is provided with flowing liquid; and the circulation line comprises a multi-caliber arterial system, a multi-caliber venous system, a control valve and a three-way or multi-way pipe for connection.

The invention discloses an automatic testing method for software application. The automatic testing method comprises the following steps: a) acquiring reusable functions and / or scripts on the basis of various automatic testing tools; b) mapping the acquired scripts and / or functions of various automatic testing tools by using keywords, and encapsulating to form a frame language; c) compiling execution scripts by adopting the frame language; d) distributing the execution scripts to multiple testing engines by using a distributed execution mechanism. According to the automatic testing method for software application disclosed by the invention, functions / scripts of multiple mainstream testing tool software can be integrated rapidly and conveniently by a keyword mapping method to form the intuitive and vivid frame language, so that the coupling degree of a testing tool and an operating system can be greatly reduced, the reusability of a testing frame can be improved, idle resources can be reasonably utilized by using the distributed execution mechanism, the testing efficiency can be greatly promoted and the testing risk is reduced.

The invention relates to a method for achieving collaborative driving of a vehicle fleet by means of the semi-physical simulation technology. The method specifically comprises the steps that the type of data containing the states of vehicles and the road traffic environment is defined, a software architecture of a vehicle fleet collaborative driving distributed system is designed, a hybrid automata for vehicle fleet collaborative driving is designed according to the requirements of software of a vehicle fleet upper-layer collaboration unit, and the input state of a vehicle fleet control system is determined according to the requirements of software of a bottom-layer control function unit. The method for achieving collaborative driving of the vehicle fleet by means of the semi-physical simulation technology has the advantages that dynamic information and static information collected during collaborative driving of the vehicle fleet can be effectively classified and fused in real time, the overall functions of a system can be classified into the upper-layer function unit and the lower-layer function unit through the provided software architecture of the vehicle fleet collaborative driving distributed system; limited vehicle fleet driving strategies are related through the hybrid automata for vehicle fleet collaborative driving in a collaboration layer, and control over switching of various vehicle fleet collaborative driving strategies can be completed by setting the triggering conditions such as the position, the length and the speed of the vehicle fleet and the interval between vehicles in the vehicle fleet.

The invention discloses a field vibration load identification-based evaluation method and a system. The method comprises the steps of S1, obtaining the vibration acceleration time-domain data of to-be-tested equipment during the actual operation through the field test method; S2, subjecting the vibration acceleration time-domain data to mathematical treatment and obtaining the vibration acceleration frequency data of the equipment through calculating; S3, according to a pre-designed vibration simulation model of the to-be-tested equipment and a pre-determined main load exciting-force position of the to-be-tested equipment, inputting the vibration acceleration frequency data into the vibration simulation model, and obtaining the main load exciting force of the to-be-tested equipment through calculating; S4, subjecting the main load exciting force to mathematical treatment and obtaining the main exciting force load of the to-be-tested equipment through calculating. According to the technical scheme of the invention, based on the field vibration test and the simulated calculation, the actual vibration and force load environment for all parts and the sub-components of the equipment can be obtained according to limited and actually measured vibration data. The method and the system have the advantages of convenient operation, low testing risk, high evaluation accuracy and the like.

The invention discloses a method, system and device for control system simulation testing in a semiconductor manufacturing process. The method comprises the steps of generating simulation devices; setting attribute information, data types and communication protocols of the simulation devices, setting parameters and communication instructions and simulation operations between the simulation devices, setting coupling conditions, and establishing a device simulation model according to the coupling conditions; carrying out the simulation operations in the simulation model, and obtaining test results. According to the method, system and device for control system simulation testing, testing efficiency is improved, and testing risks are reduced.

The invention discloses an unmanned vehicle testing method employing controlled scene, and relates to the technical field of automobiles, and solves the technical problem that the existing testing method is high in risk. According to the method, a plurality of controllable moving objects are selected, and a region with a real road is selected as a testing region, and then the unmanned vehicle is placed on a real road in the testing region for driving, and the controllable moving target objects are placed in the testing region to simulate the traffic participants, a dynamic traffic test scene is built according to the controllable moving target objects and real road in the testing region, and the driving behavior of the unmanned vehicle is tested. The method provided by the invention has the advantages that the testing risk is low, and the vehicle can be comprehensively tested.

The invention discloses a software test model and a software test method, and belongs to the field of software test. The invention aims at solving the technical problems of labor, material and money waste on the test and high requirements on the skilled level of test personnel. The software test model has the technical scheme that the software test model structurally comprises a W model and an X model. The limitation of low coincidence rate to the actual test in the W model and the X model is eliminated. Expected bug number comparison and bug convergent tendency analysis are performed in the test process.

The invention provides a wind power field real-time simulation modelling system and method. The simulation modelling system comprises a simulation subsystem and a wind field control system; the simulation subsystem is electrically connected virtual synchronous generators in the wind field control system and used for constructing a wind power field model and a power grid model and simulating the running state information of the wind power field model and the power grid model; various virtual synchronous generators are used for outputting a regulation instruction for the wind power field according to the real-time acquired running state information of the wind power field model and the power grid model; the simulation subsystem is further used for corresponding regulating the running state of the wind power field model after receiving the regulating instruction. In the system and method provided by the invention, the actual control equipment is directly added into system to test, the full testing can be performed by simulating the actual working condition, the fan development period can be shortened, the testing risk is reduced, the fault rate is reduced, and the development cost issaved.

The invention provides a hardware-in-the-loop test system for a two-way vehicle-mounted charger and test equipment, and relates to the technical field of electric vehicles. The hardware-in-the-loop test system for the two-way vehicle-mounted charger includes: a real-time industrial control computer; a CAN board connected with the real-time industrial control computer via a PCI bus; an FPGA board connected to the real-time industrial control computer through a PCI bus; a D / A board connected to the real-time industrial control computer through a PCI bus; and an I / O board connected to the real-time industrial control computer through a PCI bus. The whole system is controlled through the real-time industrial control computer simulating a whole vehicle controller, sends a test command to a charger controller through the CAN board, simulates the two-way vehicle-mounted charger through the FPGA board, and simulates the CC signal and the CP signal through the D / A board and I / O board, thereby completing the vehicle test and shortening the test cycle.

The invention discloses a productivity testing real-time adjustment method of an offshore oil well. The productivity testing real-time adjustment method comprises the following steps: monitoring wellhead pressure and flow at a productivity testing phase of the offshore oil well in real time; converting to obtain a bottom hole flowing pressure and time relation; judging whether testing-grade bottom hole reaches a stable state or not; if so, carrying out the next step; otherwise, continually testing; adjusting testing-grade testing time and replacing a working system in time; judging whether actually measured bottom hole flowing pressure is equal to a pre-set relation value or not; if so, carrying out the next step; otherwise, revising reservoir parameters corresponding to the pre-set relation value; judging whether a pre-set relation of an untested grade meets testing requirements or not; if so, designing testing flow and a time sequence and adjusting a testing scheme; otherwise, revising untested grade flow and time sequence, which correspond to the pre-set relation value. By adopting the method disclosed by the invention, a productivity testing scheme is adjusted in real time, and the success rate of the testing and the quality of recorded testing data are improved; testing risks are reduced and the testing cost is saved.

The invention relates to a microcomputer relay protection simulation system, and in particular relates to a simulation system of a microcomputer relay protection logical test signal system. The simulation system of the microcomputer relay protection logical test signal system comprises a comprehensive protector, a switch which is connected with the comprehensive protector to form a circuit and a secondary circuit signal system of the switch, and the simulation system of the microcomputer relay protection logical test signal system also comprises a signal power supply, wherein the signal power supply, the switch and the secondary circuit signal system of the switch are connected with the comprehensive protector in parallel. The simulation system provided by the invention can realize simulation on working conditions, a control loop and a secondary signal environment of the switch in a relay protection secondary circuit, thus an application logical program test of the comprehensive protector can be changed into a laboratory simulation test from field measurement.

The invention discloses a quantitative interpretation method for the production profile of a horizontal gas well. The method comprises the steps of in the position of the first perforation cluster which is close to a pithead, establishing the energy conservation model for the mixing process of the fluid (1) which flows into a wellbore from the position of the first perforation cluster and the fluid (2) which is located in the upstream of the first perforation cluster before mixing; establishing the energy conservation model of the fluid (1) during the gas-liquid mixing process in the position of the first perforation cluster; establishing the energy conservation model of the formation of the well section between two perforation clusters and the fluid in the wellbore, by applying the measured data of temperature, pressure and liquid holdup, calculating the mass flow rate of the natural gas in the fluid (2) and the mass flow rate of the liquid in the fluid (2), calculating the gas production rate and liquid production rate of the perforation cluster of the fluid (1) and the like. According to the quantitative interpretation method for the production profile of the horizontal gas well, the output situation of each perforation cluster of the horizontal gas well is calculated quantitatively by applying the data of temperature, pressure and liquid holdup, and the quantitative interpretation for the production profile of the horizontal gas well is completed by applying the fewest measuring parameters.

The embodiment of the invention relates to the technical field of wireless communication, in particular to a multi-mode driving method, a multi-mode driving system and a multi-mode driving terminal which are used for conveniently realizing the customizing and updating of multi-mode hardware. The method provided by the embodiment of the invention comprises the following steps of: after an operating system layer receives data and a mode driving calling order which carries a mode identifier and is sent by a control abstraction layer through a uniform interface, calling a preset multi-mode common interface, wherein the uniform interface is suitable for multi-mode information transmission; and determining the current mode according to the mode identifier, calling a current mode hardware interface, and driving hardware corresponding to the current mode. As multi-mode common functions are abstracted and separated form differentiation functions for execution, a development mode is not required to be customized again when mode hardware is replaced, so that software development and test cost is reduced and a risk caused by test of an operator is reduced simultaneously.

The invention discloses a migration data verification method for a power dispatching automation system. The migration data verification method comprises the steps of selecting a new master station and an old master station corresponding to service migration of the power dispatching automation system, selecting some to-be-verified substation in the old master station, disconnecting a normal communication channel of the to-be-verified substation and the old master station and establishing a corresponding analog substation, enabling remote control points to be selected in the new master station and the old master station for the analog substation and serve as current remote control points, sequentially issuing a remote control selection command, a remote control execution command or a remote control revocation command according to the current remote control points, collecting original data of issued commands of the current new master station and the current old master station through the analog substation, checking and comparing the original data to finish data verification of every remote control point, and finally restoring the normal communication channel of the to-be-verified substation and the old master station. The migration data verification method can guarantee migration of the power dispatching automation system between the new master station and the old master station, and has the advantages of being quick in verification speed, high in verification efficiency, good in verification accuracy, and simple and practical.

The invention provides a test method and a test system for port forwarding performance. The method comprises the steps as follows: S100, a first test terminal sends a request message to a forwarding terminal; S200, the first test terminal accesses a database of a second test terminal according to a port forwarding channel; and S300, the forwarding terminal records forwarding time and analyzing the forwarding time, and thus a port forwarding performance test is completed. According to the method and the system provided by the invention, the test is performed during a use process instead of being performed by a simulative forwarding process, close to practical application, and thus test quality is ensured. The operation is simple and convenient, test efficiency is improved, and test resources are saved.

The invention discloses a hybrid probe card applied to silicon-based optoelectronic chip wafer-level online testing, and relates to the field of silicon photon and optoelectronic integration. A hybridprobe card comprises a concave groove array substrate, an optical fiber probe array fixed on the concave groove array substrate, an optical fiber connection port array connected with the optical fiber probe array, an optical fiber probe array control arm used for controlling the optical fiber probe array to move, a direct-current probe array, a direct-current connection port flat cable led out ofthe direct-current probe array, a high-frequency probe array, a high-frequency connection port array led out of the high-frequency probe array, and a direct-current high-frequency probe array controlarm used for controlling the direct-current probe array and the high-frequency probe array to move. According to the invention, the test cost and the test risk of silicon-based photoelectronic chip wafer-level online test can be reduced, the test efficiency is improved, and the method is compatible with the layout of most silicon-based photoelectronic chips.

The invention discloses a method for calibrating a chip temperature sensor, and the method comprises the steps: obtaining an AD code value program, mixing the AD code value program into a function program, formulating a specific starting temperature AD code value function program, and achieving the independence of an original function program; enabling a temperature sensor for measuring an external environment to achieve the interconnection with a tester, achieving the temperature data collection, obtaining an AD temperature code value and environment temperature corresponding to a chip at a testing stage simultaneously, enabling the obtained temperature calibration efficiency to be written into the chip at the same stage, and achieving the calibration of the temperature sensor.

The invention provides an elevator single-arm brake-sticking testing device and method. The elevator single-arm brake-sticking testing device comprises a testing box, an interface module and a switchmodule. The testing box is used for mounting of electrical parts required by brake-sticking testing; the interface module is arranged on the outer surface of the side wall of the testing box and comprises a plug-pull-type interface matched with plugins of an elevator control cabinet, and the plug-pull-type interface is electrically connected with the corresponding electrical parts; the switch module comprises a shift switch and an emergency stop switch; the shift switch is arranged on the outer surface of the side wall of the testing box and used for energizing or de-energizing of a brake-sticking electromagnet, and a button of the emergency stop switch is arranged on the outer surface of the side wall of the testing box. By utilizing the elevator single-arm brake-sticking testing device and method, testing operation can be simplified, the testing efficiency is improved, and the testing risk is reduced.

The invention discloses an AGC closed-loop test method which comprises: adjusting the active output of a generator in a simulated grid to generate grid data in response to a generator control command,wherein the simulated grid is a pre-built simulation grid for simulating an actual grid and includes at least one power plant; acquiring, processing and verifying the grid data; generating a main control command according to the grid data and a power plant control strategy, wherein the power plant control strategy is a preset control strategy for controlling the working state of the power plant,and the power plant includes at least one generator; responding to the main control command, and generating a corresponding generator control command according to the main control command; determiningwhether the power plant control strategy meets an expected control strategy according to the active output of the generator. The invention also discloses an AGC closed-loop test device. The AGC closed-loop test method and device can provide an accurate AGC test environment for the production operation of the grid and reduce a test risk.

The invention relates to an iOS network testing strategy comprising the following steps: step 1, setting whether the current operating environment is an online environment; if the current operating environment is the online environment, allowing an APP to connect a server, and if the current operating environment is not the online environment, then prohibiting the APP from connecting the server; step 2, setting whether to enable a testing mode; if the testing mode is enabled, only allowing the connection to a testing server, and if the testing mode is not enabled, only allowing the connectionto a formal server; step 3, when the connection to the testing server is allowed, requesting a testing domain name analysis table; in the case of request success, analyzing the obtained testing domainname analysis table, and in the case of request failure, returning error information; and step 4, after the analysis is completed, generating and outputting a local testing domain name mapping. The iOS network testing strategy provided by the invention can avoid the situation that the APP is not switched to the formal server in time after being formally issued to automatically sett the conditionsof the server corresponding is avoided, the influence to the normal service is avoided as much as possible, the development is facilitated, the APP is tested, and the testing risk is reduced.

The invention discloses a detection system and a detection method of a vehicle-mounted tracker. The detection method includes: S1. generating a plurality of sets of driving data including driving speed, steering angle and driving time of a vehicle, and the driving time being smaller than a first threshold value and a change value of the driving speed being greater than a second threshold value and / or the steering angle being greater than a third threshold value; S2. transmitting a set of driving data which are not transmitted to a baseband chip of the vehicle-mounted tracker; and S3. detecting whether the vehicle-mounted tracker raises an alarm, if yes, judging the vehicle-mounted tracker to be normal in work, then returning to the step S2, till the plurality of sets of driving data are transmitted to the baseband chip, if no, judging the vehicle-mounted tracker to be abnormal in work, and then finishing a process. The detection system in the invention utilizes simulated driving data to detect whether the vehicle-mounted tracker works normally, thereby effectively shortening test time, reducing workload of a field test, lowering test risks, and saving test costs.

The invention discloses a general purpose digital circuit simulated test system and test method thereof, wherein the system comprises a data source for generating test excitation data, a bus functional module BFM for mapping the excitation data into time sequence in accordance with the bus standard, and at least a two-way measurement unit, while the corresponding method comprises sending the time sequence of the excitation data to the test design, and performing two-way test in parallel, thus enhancing the versatility of the simulation test and improving the code multiplexing ratio and expandability.

The invention provides a real automobile in-the-loop simulation testing method, a real-time simulation machine and a system. The method includes the steps that the real-time simulation machine simulates the analogue traffic environment; the first motion state information of a real automobile, which is acquired by an automobile positioning device, is received; a controller sensor signal is calculated according to the first motion state information and the simulated traffic environment; the controller sensor signal is sent to a detected controller in the real automobile; a control signal which is output by the detected controller according to the controller sensor signal and a signal which is output after a real automobile controller responds to the control signal are acquired, and the second motion state information of the real automobile, the traffic environment information and the like are received to be used as the performance testing analysis basis of the detected controller. Compared with traditional HIL testing, the real automobile in-the-loop simulation testing method improves the accuracy of performance testing results of the detected controller; compared with real automobile testing, the cost is saved, the testing risk is lowered, and the testing reproducibility is enhanced.

The invention discloses a tool for simulating GPU machinery impact and vibration, and the structure of the tool comprises a tool body, a baffle sheet, and an externally connected support. The appearance and the size of the tool body are identical to those of a GPU computer card. The tool body is provided with a golden finger. The tool is capable of simulating nvidia K40 GPU computer card for machinery testing and simulating real GPU for machinery impact and vibration testing, which reduces the testing risk and the testing fee.

The invention discloses a multi-sensor integrated unmanned plane perception and circumvention simulation system, and the system comprises a system configuration module, an ADS, a B data module, an unmanned plane simulation module, a sensor data simulation module, and a perception and circumvention algorithm module, wherein all the above modules are connected to a system data pool, and carry out mutual interaction through the system data pool. The invention also discloses a corresponding simulation method, and solves problems that a conventional unmanned plane perception and circumvention system design method is high in cost, is high in testing risk coefficient, and is low in efficiency.

The invention provides a full-automatic single-grain testing device for a rectifier bridge. The device provided by the invention comprises a circuit switching module, a processor, a testing machine interface, and a testing socket. The testing machine interface is connected with the circuit switching module, and the circuit switching module is connected with the testing socket. The processor is connected with the circuit switching module. The testing machine interface is used for connecting a testing line of a testing machine, and the testing socket is used for connecting the rectifier bridge. The circuit switching module is used for switching the states of connection between the testing machine interface and the testing socket. The processor is used for controlling the circuit switching module to carry out the switching of the connection states. The device provided by the invention replaces a conventional mode of manual repeated clamping for testing, improves the testing efficiency of an invalid rectifier bridge, and reduces the testing risks.

The invention provides an interruption data continuous association battery test method, which comprises the following steps that S1, a battery test system performs charge and discharge test on a battery, and records the test data at the same time; S2, the battery test system provides the recorded data for self test software or provides the recorded data for external test equipment for continuous test through a port or a channel of the battery test system. According to the interruption data continuous association battery test method, the recorded test data is stopped from being tested through the port or the channel of the battery test system according to requirements, and a new test is started; after the new test is started, the test data of the battery test system is continued to the original test data for testing, short-term test can be interspersed when the equipment is subjected to long-term test, the equipment utilization rate is improved, the equipment is replaced to continue the test when the equipment is damaged, and the risk generated when the test is abnormal is reduced.

The invention discloses a satellite discharge depth over-limit diagnosis and recovery test method. A power supply controller simulator and a storage battery interface management unit simulator are used as ground simulation equipment for a fault test, input parameters of a fault trigger condition are therefore provided for the test, corresponding service support equipment is selected as satellite discharge fault detection, discharge depth over-limit faults are divided into a whole-satellite second-level fault, a whole-satellite fourth-level fault, a parallel fault and a coupling fault, manufacturing schemes corresponding to the different types of faults are made according to fault mechanisms, and the satellite discharge depth over-limit diagnosis and recovery test is completed. Thus, the simulator modifies determination parameters of power management software or modifies parameter determining manners of the software to simulate the faults, performance decrease degree and using disc in the actual battery test process are reduced, the service life of the battery is prolonged, the test risk is reduced, and the satellite security is ensured.

The invention discloses a crane remote control testing device which is used for testing a crane remote control. The crane remote control testing device comprises a remote control interface, a relay module and a crane motion simulator. The remote control interface is used for being connected with the crane remote control and obtaining control instructions of the crane remote control, wherein the control instructions correspond to functions corresponding to point positions of the remote control one to one. The relay module comprises a plurality of relays, and the relay module is connected with the remote control interface and used for controlling closing of the relays according to the control instructions, wherein the relays correspond to the point positions of the remote control one to one. The crane motion simulator is connected with the relay module and used for collecting motion information of the relays and converting the motion information into electric signals, so that whether the functions corresponding to the point positions of the crane remote control are conducted normally or not is detected according to the electric signals, wherein the motion information comprises closing of the relays. The invention further discloses a crane remote control testing method. Through the mode, the crane remote control testing device and method can effectively reduce testing risks of the crane remote control, lower maintenance cost and improve safety.

The embodiment of the invention provides a test system and a test method based on flow control. The test system comprises a scheduling module, a test execution module, a flow control module and a data processing module, wherein the scheduling module is used for sending a first operational command for executing test operation on an actually deployed to-be-tested system to the test execution module; the test execution module is used for sending a test operation request to the to-be-tested system according to the first operational command received from the scheduling module, acquiring first test result data and sending the first test result data to the data processing module; the flow control module is used for controlling flow of the to-be-tested system according to a preset flow control strategy; and the data processing module is used for receiving the first test result data and generating a test report according to the first test result data. The test system and the test method based on flow control provided by the embodiment of the invention can be used for carrying out test operation on the to-be-tested system by controlling the flow of the to-be-tested system, generate the test reports, and increases precision of the tests.