HIL系统采用NIPXI实时仿真技术平台，配合Veristand实验管理系统，完成信号模拟仿真机采集、电机模型加载、硬件配置I O通道、数据记录、激励生成等功能
The HIL system adopts NIPXI real-time simulation technology platform and collaborates with Veristand experiment management system to complete the functions of signal simulation simulator acquisition, motor model loading, hardware configuration I/ O channel, data recording, excitation generation and so on
可模拟车辆的各种复杂工况（极限工况、危险工况）,可方便模拟各种类型的系统故障
It can simulate various complex working conditions (extreme working conditions, dangerous working conditions) of vehicles.
It is convenient to simulate various types of system failures
同一个ECU不同型号的测试
多个ECU不同组合的测试
良好的可扩展性
自动化测试
测试更标准、客观
测试用例的可重复性
Test different models of the same ECU
Tests of different combinations of multiple ECUs
Good scalability
Automated testing
The tests are more standard and objective
Repeatability of test cases
整体架构
HIL系统采用NIPXI实时仿真技术平台，
配合Veristand实验管理系统，
完成信号模拟仿真机采集、电机模型加载、
硬件配置I/O通道、数据记录、激励生成等功能
overall structure
The HIL system adopts NIPXI real-time simulation technology platform and
collaborates with Veristand experiment management system to complete the functions of signal simulation simulator acquisition, motor model loading
hardware configuration I/ O channel, data recording, excitation generation and so on
实时处理器/real-time processor
模型运行环境/Model runtime environment
IO板卡/IO BOARDS
信号输出和采集/Signal output and acquisition
信号管理单元/Signal management unit
信号调理/singal conditioning
特殊信号处理/Special signal processing
故障注入单元/FIU
断路、短路等故障实现/Open circuit, short circuit and other faults
负载箱/Load box
放置真实或虚拟的执行器/Place a real or virtual actuator
可编程电源/programmable power supply
车载电池模拟/On-board battery simulation
电源控制以及功率分配/Power control and power distribution
支持各种模式（源CV/CC/CP，载CC/CP），边沿独立设定，上升和下降时间可调/Support a variety of modes (source CV/CC/CP, load CC/CP), edge independent setting, rise and fall time adjustable
♦ 内置DIN40839、ISO-16750-2、SAEJ1113-11、LV124和ISO21848标准汽车功率网用电压曲线*2/Built-in DIN40839, ISO-16750-2, SAEJ1113-11, LV124 and ISO21848 standard automobile power network voltage curve *2
♦ 支持I-V曲线模拟功能*4/Support I-V curve simulation function *4
♦ 支持LIST序列文件/Support LIST sequence files
♦ 支持输出阻抗设定功能*1/Support output impedance setting function *1
♦ 低涟波和低噪音/Low ripple and noise
♦ 高分辨率及精度/High resolution and precision
♦ 内置USB/RS232/CAN/LAN通讯接口/Built-in communication interface of USB/RS232/CAN/LAN
5个混合插槽，11个PXIExpress插槽，1个PXIExpress系统定时插槽；高达24GB/s PXI机箱每个插槽中都配备了高带宽背板和高达82W的电源和冷却功能，以满足各种高性能测试和测量应用需求/5 hybrid slots, 11 PXIExpress slots, 1 PXIExpress system timing slot; Up to 24GB/s PXI chassis is equipped with a high-bandwidth backplane and up to 82W power and cooling capabilities in each slot to meet a variety of high-performance test and measurement applications
下位机实时处理器选择NIPXIe-8881，控制器详细参数如下：
The real-time processor of the lower computer was selected NIPXIe-8881,
and the detailed parameters of the controller were as follows:
4.6GHz 8核IntelXeon服务器级处理器；4.6GHz 8-core IntelXeon server class processor
4GB(1x4GBDIMM)单通道1600MHzDDR3RAM；4GB(1x4GBDIMM) Single Channel 1600MHzDDR3RAM
PXIe‑8881包含两个10/100/1000BASE-TX（千兆位）以太网端口、两个USB3.0端口和四个USB2.0端口以及一个集成硬盘驱动器和其他外设I/O，一个串口
PXIe ‑ 1000 base - 8881 contains two 10/100 / TX Ethernet network port (one billion), two start port and four usb port, and an integrated hard disk drives and other external I/O, A serial port
| IO板卡型号 | 说明 |
|---|---|
| PXI-7952R | 发动机特殊信号模拟和采集的专用FPGA板卡 / Special FPGA board for engine signal simulation and acquisition |
| PXI-7820R | 数字信号FGPA板卡，最多提供128路PWM信号/脉冲/数字编码等，也支持128路DIO信号，方向可配置 / Digital signal FGPA board, up to 128 PWM signal/pulse/digital coding, also supports 128 DIO signals, the direction can be configured |
| PXI-8510/6 | 总线通讯卡支持CAN/CANFD/LIN/FlexRay等 / Bus communication card support CAN/CANFD/LIN/FlexRay, etc |
| PXIe-6345 | 80通道模拟信号采集板卡，16位分辨率 / 80 channel analog signal acquisition board, 16-bit resolution |
| PXIe-6739 | 64通道，1 MS/s PXI模拟输出模块 / 64 channel, 1 MS/s PXI analog output module |
| PXIe-2510 | 68通道故障注入板卡 / 64 channel Fault injection board |
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