基于dSPACE柴油机电子调速系统硬件在环仿真研究

Research of the Diesel Electronic Governor System Hardware In-the-Loop Simulating

跟据平均值原理建立了增压柴油机进气系统、增压器、扭矩计算、喷油泵、柴油机动力学和排气系统的数学模型,根据所建立的数学模型,应用Tesis DYNAware建立了增压柴油机参数化仿真模型。利用所建立的仿真模型、dSPACE仿真平台、接口设备、真实的柴油机电子调速系统和真实的执行器设计,实现了柴油机电子调速系统硬件在环仿真平台,并进行了起动、调速功能验证,仿真结果与配机实验值的比较,结果表明仿真测试平台精度高、实时性好、测试工况完整、功能完备、通用性强。

According to the principle of the mean-value model,the mathematical model of the intake system,turbocharger,torque calculation,injection pump,diesel dynamics and exhaust system of the diesel was established.Based on the mathematical model,the diesel simulation model of the complete parameters was established by Tesis DYNAware.The hardware in-the-loop platform of the diesel governor system was designed and implemented according to the simulation model,the dSPACE platform,I/O board,ECS and the real actuator.The start and the speed regulation working conditions were tested on The Platform.The simulation results were compared with the test data.The simulation test platform is of high-precision,perfect real-time,complete test working conditions,full function and versatility.