哈三电厂600MW机组给水自动控制系统改进
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2019-03-03 22:00:22
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哈三电厂600MW机组给水自动控制系统改进Vo1.26,No.2HeilongjiangElectricPowerApr.2004哈三电厂600MW机组给水自动控制系统改进于德泉,吕娜(哈尔滨第三发电有限责任公司,黑龙江哈尔滨150024)摘要:针对哈三电厂国产600MW机组给水自动控制系统调节效果不好、温度保护频繁误动等问题,对自动调节系统、小汽轮机温度测点、给水泵温度保护系统进行了改进,提高了给水自动控制系统保护投入率、正确动作率和自动投入率,从而保证了机组安全、稳定和经济运行。关键词:给水自动控制系统;给水泵;温度保护系统;测点;改进中圈分类号:TK323文献标识码:B文章编号:1002—1663(2004)02—0138—03Improvementofwatersupplyutomaticcontrolsystemfor600MWpowergeneratorsatHarbinNo.3powerplantYUDequan,LUNa(HarbinNo.3PowerGenerationCo.,Ltd,Harbin150024,China)Abstract:Forpoorregulatingefectandfrequentmishapsoftemperatureprotectionetc,ofthewatersupplyan—tomaticcontrolsystemforchinese—made60OMWpowergeneratorsatHarbinNo.3PowerPlant,theautomaticregulatingsystem,thesmallturbinetemperaturemeasuringpoints,andthewatersupplypumptemperaturepro-tectionsystemhavebeenimprovedtoensuretheproperprotection,operationandengagementofthewatersup—plyautomaticcontrolsystemSOthatthepowergeneratorswilloperateinasafe,steadyandeconomicmanner.KeyWords:watersupplyautomaticcontrolsystem;watersupplypump
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