In this paper,the necessity for steam condese -water full closed redeem technique is analyzed, the steam condense-wa-ter full closed redeem system based on PLC is developed,and the structure diagram,signal detect method,control logic relation,the keypoint of PLC program project as well as boiler priority supply electrical circuit chart are given.
本文分析了蒸汽凝结水闭式回收的必要性;设计开发了基于PLC的蒸汽凝结水全封闭自动回收系统,给出了系统的结构图,信号的检测方法,控制逻辑关系,PLC程序设计的关键点及锅炉优先补水电气线路图等。
totally enclosed chlorine store
全封闭式氯气贮存室
ventilated totally-enclosed motor
全封闭通风式电动机
totally enclosed fan-cooling motor
全封闭扇冷式电动机
totally-enclosed type induction motor
全封闭式感应电动机
air light fluorescent machine tool lamp
全封闭荧光机床工作灯
hermetically sealed condensing unit
全封闭式压缩冷凝机组
Class 300-600: Fully-encased spiral wound graphite-filled stainless steel gasket.
600磅级：全封闭螺旋缠绕石墨填充不锈钢密封垫。
Design and Application of New Combined Pipe Head Seal With Fully Enclosed Knif Edge
新型全封闭刀口联合式管口封的设计及应用
totally enclosed fan-cooled type induction motor
全封闭扇冷式感应电动机
AC capacitor-start totally-enclosed fractional horsepower motor
交流电容起动全封闭小马力电动机
Hermetic reciprocating refrigerant compressor
GB/T10079-1988全封闭活塞式制冷压缩机
Specification for totally enclosed lifeboats
GB11573-1989全封闭救生艇技术条件
AC split-phase start totally enclosed frictional horsepower motor
交流分相起动全封闭小马力电动机
three-phase totally-enclosed squirrel-cage induction motor
三相全封闭鼠笼型感应电动机
totally enclosed squirrel cage induction motor
全封闭鼠笼型感应电动机
HVAC design of a large enclosed plant building for car manufacturing
大面积全封闭灵活厂房暖通空调设计
Studies on Energy-closed AC Asynchronous Electrical Dynamometer System;
全封闭交流异步电力测功机系统研究
Study on Decreasing Noise of a Hermetic Reciprocating Compressor;
全封闭往复式压缩机整机降噪的研究