37results about How to "Improving Simulation Test Efficiency" patented technology

The invention relates to a soil slope water flow erosion resistance simulation test method and device. The device comprises a liftable slope simulation device, a sheetflood scouring simulation device, a water and soil collecting device, a flow velocity determining device and a slope surface form camera device. According to the test method, the water flow is controlled, surface flow and seepage are formed, and sheetflood water, seepage water and sediment quantity formed by scouring slopes by sheetflood water are collected. The flow, the flow velocity, the erosion depth, the sand yield and the like of the water flow are measured quantitatively. Compacted soil is soaked in water until saturation for simulation, the efficiency of an indoor simulation test on slope scouring is improved, the test period is shortened, the test result proves the maximum depth of a slope erosion gully and the change rule of the sand yield with time, discloses the relation between the water flow erosion capacity of catchment behind slopes and the slope length, gradient and time and provides a basis for prediction of the water flow erosion scale and the need of slope protection and reinforcement. The device is simple in structure, convenient to operate and suitable for measurement of soil mechanics parameters of slope soil mass.

The invention provides a hardware-in-the-loop simulation testing system of a complete vehicle controller, and relates to a simulation technology, in particular to a simulation testing technology of a complete vehicle controller. The hardware-in-the-loop simulation testing system of the complete vehicle controller is used for improving the testing efficiency of the complete vehicle controller and comprises dummy operation equipment, simulation equipment, running monitoring equipment and simulation monitoring equipment, wherein the simulation equipment is connected with the dummy operation equipment, the complete vehicle controller subjected to simulation testing, and the simulation monitoring equipment respectively, and the running monitoring equipment is connected with the complete vehicle controller subjected to the simulation testing. The system has a real-time property and can observe the characteristics in a simulation testing process at any time, so that the hardware-in-the-loop simulation testing efficiency of the complete vehicle controller is improved.

The invention discloses a drum device of an indoor type testing machine. The drum device is characterized by comprising a smooth steel base drum, a plurality of modularized road simulation units and a plurality of dynamic balance compensation units, wherein a spindle mounting hole is arranged in the centre of the smooth steel base drum axially; the modularized road simulation units are respectively detachably arranged on outer surface of the circumferential surface of the smooth steel base drum, and the modularized road simulation units are arranged in an end-to-end connecting manner; and the dynamic balance compensation units are respectively detachably arranged on the inner surface of the circumferential surface of the smooth steel base drum, and the dynamic balance compensation units are in dynamic balance compensation matching with the modularized road simulating units. Therefore, the drum device integrates road spectrum and road simulation in a proving ground of the modularized road simulation units and dynamic balance compensation of the dynamic balance compensation units, thereby simulating a tyre test in the proving ground.

The invention discloses a programmable test service-based creation method and apparatus. The method comprises the steps of receiving a code corresponding to test environment information by a test platform; compiling the code; determining a service type corresponding to the test environment information according to the compiled code; and releasing the compiled code according to a preset release mode corresponding to the service type, thereby processing different types of test requests. Through the method, differing from a test code and business code binding and coupling mode in the prior art, a developer can not only search for released and suitable codes to perform simulation testing but also perform testing on other business services with the same test scenes according to the test environment information corresponding to the released codes, so that the defect that different business services with the same running scenes cannot use the same test code in the prior art is overcome and the simulation testing efficiency under the condition of a large amount of development tests is effectively improved.

The embodiment of the invention discloses a simulation test platform and method and a storage medium. Information is transmitted through a test management module, a virtual scene module, a vehicle module, a data conversion interface module and an automatic driving system module, simulation testing is carried out, functions of all the modules are verified, whether all the modules in a simulation testing platform work normally or not is determined, and the reliability of a test result of an automatic driving vehicle is guaranteed; the simulation test is carried out based on the virtual scene, the vehicle dynamics model and the test case, the method is suitable for various complex scenes and complex models, and the simulation test efficiency is high; moreover, on the basis of the information transmitted by the CAN message, the in-loop simulation test is carried out, simulation test can be carried out on various CAN message signals in the automatic driving vehicle, and the comprehensiveness and reliability of the test result of the automatic driving vehicle are ensured.

The invention provides a hardware-in-the-loop simulation testing system of a complete vehicle controller, and relates to a simulation technology, in particular to a simulation testing technology of a complete vehicle controller. The hardware-in-the-loop simulation testing system of the complete vehicle controller is used for improving the testing efficiency of the complete vehicle controller and comprises dummy operation equipment, simulation equipment, running monitoring equipment and simulation monitoring equipment, wherein the simulation equipment is connected with the dummy operation equipment, the complete vehicle controller subjected to simulation testing, and the simulation monitoring equipment respectively, and the running monitoring equipment is connected with the complete vehicle controller subjected to the simulation testing. The system has a real-time property and can observe the characteristics in a simulation testing process at any time, so that the hardware-in-the-loop simulation testing efficiency of the complete vehicle controller is improved.

The invention provides an Internet of Vehicles communication simulation method, system and platform and a computer readable storage medium. The method comprises the steps of obtaining an Internet of Vehicles communication security detection instruction for a test object; initiating a simulation attack to the test object according to the Internet of Vehicles communication security detection instruction; obtaining an initial state parameter and a behavior rule of the test object; according to the initial state parameter and the behavior rule of the test object, calling a corresponding simulationdefense behavior feature in a behavior feature database in the process that the test object responds to the simulation attack; executing a simulation defense function corresponding to the simulationdefense behavior feature for the test object; and generating a corresponding detection log according to the real-time monitoring result of the Internet of Vehicles communication simulation platform. According to the technical scheme, the workload of safety detection in the development and maintenance process of the Internet of Vehicles is reduced, the labor cost and the time cost are saved, and the simulation test efficiency of the Internet of Vehicles is improved.

The invention discloses a simulation method and device for virtual tasks in a sandbox environment under an NUMA architecture. The method comprises the steps that based on tasks in a preset task test set, corresponding task parameters are adjusted to synthesize the virtual tasks of a specific type or virtual task combinations composed of the tasks of multiple types; the tasks of multiple types and multiple task combinations running simultaneously are contained in the task test set; the virtual tasks or the virtual task combinations are run in the sandbox environment, and fingerprints and scheduling policies corresponding to all the virtual tasks are obtained and stored into an experience database; and configuration of the sandbox environment is the same as configuration of a production environment. Obviously, through the simulation method and device, all the tasks in the needed types can be run as soon as possible in the sandbox environment, the task running conditions are determined, the corresponding fingerprints and scheduling policies under all the types are obtained, and the efficiency of a simulation test is improved.

The invention discloses a simulation test method and device. The method comprises the steps that a simulation platform can obtain a preset electronic map, builds a simulation environment corresponding to the electronic map, and then can build a to-be-tested simulation vehicle in the simulation environment; and according to the preset traffic flow density and the state data of the simulation vehicle in the simulation environment, simulation obstacles located in the set range of the simulation vehicle are constructed in the simulation environment, and the number of the simulation obstacles located in the set range of the simulation vehicle is in positive correlation with the traffic flow density. The simulation platform can carry out simulation test on the simulation vehicle in the simulation environment according to the constructed simulation obstacles located in the set range of the simulation vehicle, and compared with the prior art, the method has improved simulation test efficiency.

The invention provides a vehicle lamp control simulation test method and system, and the method comprises the following steps: setting a simulation scene, obtaining the related information of a targetobject based on the simulation scene, and generating a CAN message; performing operation on the CAN message to generate a control instruction for the vehicle lamp; when a simulation test instructionis received, controlling the light output of the vehicle lamp according to the vehicle lamp control instruction. The method is high in real-time performance, the quick iteration of the control algorithm is easy to realize, a large number of test scene designs can be conveniently carried out, a complex scene can be designed in a targeted manner to optimize the control algorithm, the simulation testefficiency is improved, and meanwhile, the development cost is saved.

The embodiment of the invention provides a simulation test method and device. The method comprises steps that a first simulation module determines a first test parameter based on a user operation, andgenerates a first simulation signal according to the first test parameter; the first simulation module sends a first test parameter to the second simulation module; the second simulation module determines a second test parameter according to the first test parameter and generates a second simulation signal according to the second test parameter; and the first simulation module sends the first simulation signal to the train control center, and the second simulation module sends the second simulation signal to the train control center so as to carry out simulation test on the train control center. Thus, a user only needs to operate the first simulation module once, the second simulation module can still determine the second test parameter under the condition that no user operation exists, then the second simulation signal is generated and sent to the TCC, repeated operation of the user can be avoided, and simulation test efficiency is improved.

The invention discloses a simulation test method for a launching vehicle control system. The simulation test method comprises the following steps of setting up a simulation test environment, performing testing during the normal operation of a simulation test platform and performing testing during the abnormal operation of the simulation test platform. On the basis of the above technical schemes of the invention, a variety of working flows of a launching vehicle can be simulated, and the working flows can comprise launching vehicle supporting leg stretching oil cylinder simulation, supporting leg folding oil cylinder simulation, launching tube erection simulation and launching tube withdraw and leveling simulation. With the simulation test method for the launching vehicle control system of the invention adopted, hardware equipment input and simulation test time can be greatly decreased. The simulation test method has the advantages of good real-time communication performance, high portability, high universality, easiness in adjustment according to needs and the like.

The invention discloses an AFDX-bus-based virtual terminal configuration method and device. The concept of the virtual terminal is put forward. At least one virtual terminal is virtualized in a simulation test scene. The configuration information of the virtual terminal in the simulation test scene is written in a configuration file. The configuration file is traversed and all the configuration information in the configuration file is ensured to be written in an iterative container, and the iterative container is traversed and the configuration information of the virtual terminal which is notwritten in the virtual link master iterative container is determined as the under configuration information. The simulation test hardware is configured according to the configuration information. Multi-scene simulation testing can be performed in one simulation board card or equipment through configuration of different virtual terminals.

The invention discloses a long-time service condition simulation test device for a material for forming a turbine blade. The long-time service condition simulation test device comprises a creep testing machine, a sample assembly, a cooling atmosphere simulation system and an acting atmosphere simulation system, the sample assembly is clamped on the creep testing machine and mainly comprises a sample body, an outer pipe, an upper clamp and a lower clamp, an alloy base material of the sample body is made of a high-temperature alloy material to be tested, an inner hole of the sample body forms a cooling atmosphere simulation cavity, and a working atmosphere simulation cavity is formed between the sample body and the outer pipe; the cooling atmosphere simulation system is used for conveying cooling gas with required pressure, flow and temperature to the cooling atmosphere simulation cavity; the acting atmosphere simulation system is used for conveying fuel gas with required pressure, flow and temperature to the acting atmosphere simulation cavity. According to the invention, the long-time creep property of the material for forming the turbine blade can be tested under the coupling action of factors such as heat, force and chemical factors in the long-time service process, and the service condition of the formed turbine blade in a gas turbine can be truly reflected.

The embodiment of the invention discloses an automatic driving simulation test method, device and equipment and a computer readable medium. A specific embodiment of the method comprises the following steps: acquiring current vehicle detection information; performing obstacle detection on the road image to obtain obstacle detection information; based on preset simulation test data, performing data verification on the obstacle detection information and the obstacle sensing information to obtain an obstacle data verification result and obstacle target detection information; based on preset simulation test data, performing data verification on the current vehicle sensing information to obtain a current vehicle data verification result and current vehicle target detection information; performing simulation test on the obstacle target detection information and the current vehicle target detection information to obtain a target test result; and generating a simulation test result according to the obstacle data verification result, the current vehicle data verification result and the target test result. According to the embodiment, the simulation test efficiency can be improved.

The invention discloses a fast track simulation system and method based on off-line data, which includes: using the result data of on-track actual measurement or test simulation, and according to the track control requirements, a 1:1 semi-physical simulation test is performed on the track control process , for the orbit control transition process such as the stable stage, the method of super real-time fast simulation is adopted. Through the stage division of the orbit control process, the semi-physical simulation test resources are concentrated in the orbit control stage, and the ultra-real-time simulation is concentrated in the orbit control waiting stage, which not only ensures the continuity of the test, but also improves the long-term orbit simulation test. efficiency.

Embodiments of the present invention provide a simulation test method and device, the method comprising: the first simulation module determines the first test parameters based on user operations, and generates a first simulation signal according to the first test parameters; The module sends the first test parameter; the second simulation module determines the second test parameter according to the first test parameter, and generates the second simulation signal according to the second test parameter; the first simulation module sends the first simulation signal to the train control center, and The second simulation module sends the second simulation signal to the train control center to perform a simulation test on the train control center. In this way, the user only needs to operate the first simulation module once, and the second simulation module can still determine the second test parameters without user operation, and then generate the second simulation signal and send it to TCC, which can avoid repeated operations by the user , improve the simulation test efficiency.

The invention discloses a test method for improving simulation test efficiency in automatic driving demand verification. The test method comprises the following steps: configuring a host, a server and a plurality of slaves; configuring a test case list needing to be executed on the host according to the prepared test plan, wherein the host sends the test case list to the server; enabling the host to judge whether the slave is available or not according to a slave state log recorded on the server, and if so, setting a slave machine to be available in a slave list; otherwise, setting the slave machine list as unavailable in the slave machine list list; counting available slave machines to form a node list; enabling the host to judge whether the nodes are idle or not according to slave state logs recorded on the server, if so, enabling the host to allocate a single test task to the slave corresponding to the idle nodes, enabling the slave machines to receive the test task and executes the test task, and saving a simulation test result in the server. The test process of the intelligent driving virtual test can be accelerated, the model simulation test efficiency is improved, the test period is shortened, and the test cost is reduced.

The invention discloses a programmable test service-based creation method and apparatus. The method comprises the steps of receiving a code corresponding to test environment information by a test platform; compiling the code; determining a service type corresponding to the test environment information according to the compiled code; and releasing the compiled code according to a preset release mode corresponding to the service type, thereby processing different types of test requests. Through the method, differing from a test code and business code binding and coupling mode in the prior art, a developer can not only search for released and suitable codes to perform simulation testing but also perform testing on other business services with the same test scenes according to the test environment information corresponding to the released codes, so that the defect that different business services with the same running scenes cannot use the same test code in the prior art is overcome and the simulation testing efficiency under the condition of a large amount of development tests is effectively improved.

The invention provides a test method, a test system, equipment and a readable storage medium, and the method comprises the steps: generating a first test instruction which is used for controlling the execution of a first test on a designed test case; obtaining a test log generated in the execution process of the first test and analyzing the test log; determining whether a second test instruction is generated or not according to the analysis result, wherein the second test instruction is used for controlling execution of a second test on the designed test case, and the test result of the second test is different from the test result of the first test. That is to say, the test log does not need to be analyzed manually, whether the second test instruction is generated or not is determined according to the analysis result, the test log is analyzed automatically, and whether the second test instruction is generated or not is determined automatically according to the analysis result of the test log. Whether the second test is executed or not is automatically determined according to the analysis result of the test log, so that the simulation test time can be shortened, and the simulation test efficiency can be improved.

The embodiment of the present disclosure discloses an automatic driving simulation test method, device, equipment and computer readable medium. A specific implementation of the method includes: acquiring current vehicle detection information; performing obstacle detection on road images to obtain obstacle detection information; and performing data calibration on obstacle detection information and obstacle perception information based on preset simulation test data. Obtain the obstacle data verification result and obstacle target detection information; based on the preset simulation test data, perform data verification on the current vehicle perception information, and obtain the current vehicle data verification result and current vehicle target detection information; The object target detection information and the current vehicle target detection information are simulated and tested to obtain the target test results; according to the obstacle data verification results, the current vehicle data verification results and the target test results, the simulation test results are generated. This embodiment can improve the efficiency of the simulation test.

The invention relates to a soil slope water flow erosion resistance simulation test method and device. The device comprises a liftable slope simulation device, a sheetflood scouring simulation device, a water and soil collecting device, a flow velocity determining device and a slope surface form camera device. According to the test method, the water flow is controlled, surface flow and seepage are formed, and sheetflood water, seepage water and sediment quantity formed by scouring slopes by sheetflood water are collected. The flow, the flow velocity, the erosion depth, the sand yield and the like of the water flow are measured quantitatively. Compacted soil is soaked in water until saturation for simulation, the efficiency of an indoor simulation test on slope scouring is improved, the test period is shortened, the test result proves the maximum depth of a slope erosion gully and the change rule of the sand yield with time, discloses the relation between the water flow erosion capacity of catchment behind slopes and the slope length, gradient and time and provides a basis for prediction of the water flow erosion scale and the need of slope protection and reinforcement. The device is simple in structure, convenient to operate and suitable for measurement of soil mechanics parameters of slope soil mass.

The invention provides an automatic driving simulation test method and system, electronic equipment and a storage medium, and the method comprises the steps: carrying out the feature parameter extraction of driving scene data collected in the field, and removing the abnormal value in each feature parameter through a quartile method; calculating the weight of each characteristic parameter in the driving scene; calculating a weight value of each driving scene according to the weight of each characteristic parameter in the driving scene; and after the automatic driving simulation test is completed, matching a test result with the weight distribution of each driving scene to obtain an optimal test scene. Therefore, the automatic driving simulation test efficiency can be improved, the manual analysis test cost is reduced, and the data development test period is shortened.

The invention provides a signaling interaction simulation method and device and a computer storage medium; the method mainly comprises the steps: initializing a superior communication module and a subordinate communication module according to a preset configuration parameter; according to a preset simulation parameter, obtaining a simulation signaling flow satisfying the preset simulation parameter; and according to the simulation signaling flow, calling the upper-level communication module and the lower-level communication module to execute signaling interaction simulation between the upper-level communication module and the lower-level communication module. According to the method and the device, the interaction process of the national standard signaling flow can be simulated if there is no national standard platform resources or equipment resources; the simulation test efficiency is improved, and the simulation test cost is saved.

The invention relates to a highway abnormal event scene library construction method, which comprises the following steps of: acquiring vehicle track data by utilizing a yolk neural network, Kalman filtering and other algorithms, reproducing a vehicle track by utilizing a TraCI interface, acquiring simulated vehicle track data, and constructing an abnormal event scene library through joint simulation of an SUMO simulation environment and a CARLA three-dimensional simulation environment. A real test environment is provided for a vehicle algorithm for testing automatic driving and the like, the construction method is high in compatibility, a multi-category abnormal event scene library can be constructed, the robustness of the vehicle algorithm to abnormal road conditions is tested, and the simulation test efficiency is improved.

The invention provides a switching simulation method, device and simulation system for a satellite mobile communication system, and the method comprises the steps: obtaining the measurement data of a communication terminal in a moving process along a moving track, obtaining a switching test data set, and enabling the moving track to be located in an overlapping coverage area of a plurality of satellite beams, wherein the measurement data comprises received power and / or signal to interference plus noise ratios of pilot signals sent by a plurality of satellite beams; conducting data processing on the switching test data set, obtaining a switching test data set, wherein the switching test data set comprises a plurality of data sets, and the data sets are subsets of the switching test data sets; and triggering satellite beam switching according to the switching test data set to complete switching simulation, thereby solving the problem of low switching simulation efficiency of the satellite mobile communication system in the prior art.

The invention relates to the field of logic verification development and discloses a system for simulating an Ieee1588 module in an OTN (Optical Transport Network). The invention also discloses a method for simulating the Ieee1588 module in the OTN (Optical Transport Network). The method comprises the steps that S1, an excitation generation module generates Ethernet frames and ptp frames; S2, the ptp frames are mixed with the Ethernet frames, thereby forming mixed Ethernet frames; S3, a simulation system access module captures the mixed Ethernet frames and generates a drive signal for driving DUT, and the simulation system access module captures the Ethernet frames and the ptp frames generated by the excitation generation module and sends the Ethernet frames and the ptp frames to scoring boards; S4, a simulation system output module monitors and obtains the mixed Ethernet frames output by the DUT; S5, the mixed Ethernet frames output by the DUT are separated, thereby obtaining the Ethernet frames and the ptp frames; and S6, in the scoring boards, the separated Ethernet frames are compared with the Ethernet frames generated by the excitation generation module, and the separated ptp frames are compared with the ptp frames generated by the excitation generation module. The system and the method are high in multiplexing.

The invention discloses an analog simulation test device for an underground electromagnetic wireless transmission system. The analog simulation test device comprises a first drill rod; a wireless transmitting device mounted on the first drill rod; a first sleeve arranged on the first drill rod in a sleeving mode in the axial direction, wherein one end of the first drill rod extends to the outer side of one end of the first sleeve; a second drill rod, wherein the sescond drill rod and the first drill rod are arranged at an interval; a wireless receiving device mounted on the second drill rod; a second sleeve arranged on the second drill rod in a sleeving mode in the axial direction, wherein one end of the second drill rod extends to the outer side of one end of the second sleeve; a cabled telemetry device mounted on the second drill rod; a computer connected with the cable telemetry device through a cable; a drill rod resistivity simulation pup joint, wherein one end of the drill rod resistivity simulation pup joint is connected with the first drill rod, and the other end is connected with the second drill rod; a sleeve resistivity simulation pup joint, wherein one end of the sleeve resistivity simulation pup joint is connected with the first sleeve, and the other end is connected with the second sleeve; and multiple grounding wires, wherein one ends of the grounding wires are connected with different positions of the sleeve resistivity simulation pup joint respectively, and the other ends of the grounding wires are grounded.