Automobile hardware-in-loop simulation system
A simulation system and hardware technology, applied in special data processing applications, instruments, electrical digital data processing, etc., can solve the problems of software development dependence, reducing test efficiency, and difficulty in secondary development.
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Embodiment 1
[0042] Automotive hardware-in-the-loop simulation systems, such as figure 1 As shown, including upper computer and lower computer;
[0043] Described lower computer comprises NI real-time controller, NI hardware board, Veristand real-time software service platform, engine model dynamic link storehouse;
[0044] The Veristand real-time software service platform carries out data exchange with the engine model dynamic link library and the NI hardware board respectively; the data exchange is realized by the Veristand RT software service platform between the NI hardware board and the engine model dynamic link library;
[0045] Described upper computer is provided with VeriStand software platform, LabVIEW software platform, Matlab Simulink software platform;
[0046] The Matlab Simulink software platform is used for customers to build engine models;
[0047] Described VeriStand software platform is used for customer to control Matlab\RTW module of Matlab Simulink software platform...
Embodiment 2
[0054] Based on the automotive hardware-in-the-loop simulation system of Embodiment 1, the LabVIEW software platform is also used by users to develop corresponding test cases (Test Cases) according to different test requirements.
[0055] Preferably, the LabVIEW software platform can also be called and managed by other platforms (such as Teststand software platform).
[0056] Preferably, the NI hardware board includes an input / output (IO) module, an FPGA (Field Programmable Gate Array, Field Programmable Gate Array) module, a communication module and its driver.
[0057] Preferably, the host computer includes a hardware resource output port;
[0058] The hardware resource output port is connected with the engine control unit (ECU) to be tested by the hardware board resource, so as to control the hardware board resource to provide the hardware signal required by the simulated working environment of the engine control unit (ECU) to be tested, and also to control The hardware bo...
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