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介绍了MPC555在柴油转子发动机燃油喷射系统中的应用。主要介绍了整个电控系统的核心ECU的设计原理和方法及外围电路和控制策略及各种传感器的A/D转换、喷油器控制、高压泵控制喷油压力控制和CAN总线接口电路。系统具有集成度高,可靠性好的特点,初步试验验证所控制的转子机单缸转速和功率分别达到4 400r/min和25kW。
The application of MPC555 in fuel injection system of diesel rotor engine is introduced. Mainly introduces the design principles and methods of the core ECU and the peripheral circuits and control strategies of the entire electronic control system and A / D conversion of various sensors, injector control, high pressure pump control injection pressure control and CAN bus interface circuit. The system has the characteristics of high integration and good reliability. The rotor speed and power of the rotor controlled by the preliminary test are respectively 4 400r / min and 25kW.