摘要
本文介绍了一种由4-20mA电流控制的风门档板型电-气阀门定位器的智能化设计。详细叙述了风门档板型定位器原理、硬件电路设计及软件编程。说明了4-20mA电流采集电路设计及计算、风门挡板控制、软件控制算法等。
This paper introduced the intelligent design for a sort of bar with draught positioner ofelectropneumatic valve is controlled by 4-20mA current. Described the principium of the bar with draught positioner and circuit design and software programmed in detail Emphasize explain the design and calculation of 4-20mA circuit and the control of the bar with draught and software control arithmetic etc.
出处
《中国仪器仪表》
2006年第4期59-61,共3页
China Instrumentation
