基于CAN总线的航空发动机智能压力传感器设计  

Design of Aeroengine Intelligent Pressure Sensor Based on CAN Bus

作　　者：赵泽平 彭靖波[1] 徐若淞 ZHAO Ze-ping;PENG Jing-bo;XU Ruo-song(Aeronautics Engineering College,Air Force Engineering University,Xi’an 710038,China)

机构地区：[1]空军工程大学航空工程学院

出　　处：《仪表技术与传感器》2019年第10期17-20,共4页Instrument Technique and Sensor

基　　金：国家自然科学基金项目(51506221)

摘　　要：分布式控制系统是未来航空发动机控制系统的发展方向,其中智能传感器的设计具有十分重要的意义。文中提出了一种基于CAN总线的航空发动机分布式控制系统智能压力传感器,设计了基于DSP的硬件电路,通过DSP实现了压力传感器的温度补偿和与CAN总线的通信。通过实验证明了智能压力传感器符合航空发动机控制的精度要求。Distributed control system is the development direction of future aero engine control system,and the design of intelligent sensor is of great significance.In this paper,an intelligent pressure sensor based on CAN bus for distributed control system of aeroengine was proposed.The hardware circuit based on DSP was designed.The temperature compensation of the pressure sensor and the communication with CAN bus were realized by DSP.Through experiments,it is proved that the intelligent pressure sensor meets the accuracy requirements of aero-engine control.

关 键 词：航空发动机 分布式控制 DSP CAN总线 智能压力传感器 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]