基于MC9S12DP256的发动机转速测量系统研究  

Research on Measurement System of Engine Speed Based on MC9S12DP256

作　　者：李俊[1] 王孝[2] 苏铁熊[1] 

机构地区：[1]中北大学机电工程学院,太原030051 [2]中国北方发动机研究所,山西大同037036

出　　处：《拖拉机与农用运输车》2010年第4期34-36,共3页Tractor & Farm Transporter

摘　　要：设计了一种基于飞思卡尔MC9S12DP256单片机的发动机转速测量系统,给出了测量系统的实现技术和硬件结构,进行了软件程序设计,并讨论了转速测量数据的滤波方法。该系统在实际测量中取得了良好的效果,为发动机动力性能研究提供了重要的参考依据,有较强的实用性。In this paper,a measurement system of engine speed based on MC9S12DP256 was designed.The realization technology,system hardware and software design were given.The filtering method of the rotating speed measurement was discussed.The applying measurement system obtains good results,which can provide an important reference for engine performance research and has a good practicability.

关 键 词：发动机转速 测量 MC9S12DP256 霍尔传感器 

分 类 号：TK40[动力工程及工程热物理—动力机械及工程]