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1.This paper explained on the Constitution and the drawback of original Water Supply Control System in Jinchang Smeltery and introduced a new system with constant pessare watersupply and closedcycle control it constitued ATV - 58HD46N4 freguency converter from France, FX2N - 32MR Programme Controller from Japan and PID regulator and Pressure Sensor.
本文主要概述了金昌冶炼厂原来的供水控制系统的构成及缺陷,介绍了新颖的采用法国施耐德公司的ATV-58HD46N4变频器、日本三菱公司的FX2N-32MR可编程控制器、PJD调节器和压力传感器构成的恒压供水闭环控制系统;收藏指正
2.This programme may cut down the coupling hose which lies between the intake pressure sensor and the inlet pipe moreover there will be a good response when the inlet pressure fluctuatesthe pressure sensors can determine the altitude in accordance with the engine intake efficiency.
这个方案可以削减进气压力传感器和进气管之间的连接软管，而且当进气压力发生波动的时候会有良好的响应性，压力传感器根据发动机的进气效率来确定海拔高度。收藏指正
3.Structure and working principles of digital temperature sensor DS18B20 produced by DALLAS are described. Operating procedure and interface programme is presented.
介绍了DALLAS公司数字温度传感器DS18B20的结构及工作原理,给出了操作方法及接口编程,将其应用于发油控制系统的系统接口方法。收藏指正
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