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1、Drafted Checked Reviewed Approved Modification-BFANGCHENGGANGNUCLEARPOWER PLANT PHASE I (21000MW)文件编DOC. 电气厂房消防系统手SystemManual-6.66.7作原则和动力源故障分Chapter6.6,6.7OperatingPrincipleandSupplyFailure工程Project文件类Document子项Sub-Item设计阶EngineeringSBDocument A:B:C:深圳中广核工程设计有限公司 NationalAgradeengineeringCertifica

2、tionNO:NationalAgradeengineeringCertificationNO:内部编码Internal This document is the property of CNPDC It must not be used、reproduced、transmitted or disclosed without the prior written permission of CNPDC 本文件之产权属于中广核工程设文文件种类SystemManualSystemManualJPLChapter6.6,6.7OperatingPrincipleandSupplyFailureRev.

3、版本记REVISION版日状编Drafted校Checked审Reviewed批Approved修改说Modification-AZengFirstFANGCHENGGANGNUCLEARPOWER PLANT PHASE I (21000MW)电气厂房消防系统手册JPL-Electrical Building Fire Protection System Manual6.6, 6.7 章 操作原则和动力源故障分析Chapter 6.6, 6.7 Operating Principle and Supply Failure AnalysisCHINANUCLEARPOWERDESIGNCOMP

4、ANY,LTD(SHENZHEN) FEBRUARY, 2012文件修改记版日章页修改范围及依FirstUpdatetoCFCwithno SystemManualSystemManualJPLChapter6.6,6.7OperatingPrincipleandSupplyFailureRev. SystemManualSystemManualJPLChapter6.6,6.7OperatingPrincipleandSupplyFailureRev.BOPERATING Drynetworkat +11.5mand +15.50mlevel (I&Cequipment The fixed

5、water-spray network is filled in water by manual opening of the two isolating valves. The spraying becomes effective only where the sprinklers have been Wetnetwork at -3,40mand +3.80m(cabledecks and Normally spraying is automatically released by means of fire detection system; neverthelessitispossib

6、letoactuatethisonethroughmanualactiononthepushbutton of the local JDT mimic panel or main control room. Additionally spraying may be directly released in case of incorporated in the automatic deluge valve. This information is also available in the main control room corresponding Safety Fire Volume D

7、isplay.Thedry networkis manuallyshutdown byclosing theisolating Likewise here above the wet network-shutdown requires first the isolating valve closing, then after the cause ceasing (fire or fault) which has induced the actuation, the used bulb must be replaced by a new one.IncidentIn case of fire d

8、etection fault, spraying can be actuated manually by means of a remote control push button for each spraying area, located on the local JDT mimic In case of accidental spraying, as soon as sprinkling alarm has been received in the control room, an operator goes to involved fire valve location, after

9、 affirms the absence of fire then he turns off the isolation valve associated with the flow status lamp located on the local JDT mimic panel.POWER SUPPLY FAILURE Lossof48VDCpowerThe control of deluge valves is lost, in the event of fire, they can only be opened by actuated the quartz bulb in the sprinkler.After power supply recovery, here above electrical function resume their normal Lossof220VACpowerThe control of deluge valves is lost, in the event of fire, they can only be opened by actuated the quartz