110kV变电站直流系统的配置

2009112526TelecomPowerTechnologyNov.25,2009,Vo.l26Supp.:2005-09-09:劳晓(1971-),男,广东湛江人,工程师,1993年毕业于华南理工大学电力系统及其自动化专业,主要从事电力设计工作110kV(,524005):对湛江地区近几年来110kV变电站直流系统的选型及具体方案进行了分析比较,详细地阐述了110kV变电站直流系统充电浮充电装置馈电装置监控装置和蓄电池组的配置,并对湛江地区的实际配置情况做了描述:变电站;直流电源系统;监控装置:TN86:BConfigurationofthe110kVTransformerSubstationDCSystemLAOXiao(GuangdongZhanjianElectricPowerDesigimInstitute,Zhanjiang524005,China)Abstrac:tCombiningthetypeselectionwithdetailedprojectofZhanjiangregion,theconfigurationofthe110kVtransformersubstationDCsystemisanalyzedandcompared.Itexpoundstheconfigurationofchargedevice,feedbackdevice,supervisedeviceandbatterybank,andthepracticeconfigurationofZhanjiangregionispresented.Keywords:transformersubstation;DCpowersupplysystem;supervisedevice0,,,,,,,,110kV11.1220V,,110V:(1)110V,,,110V,(2)110V220V(3)110V220V(4)220V,,,110kV,110V220V,,10kV,,5A(110V),110kV,,200m110V,1.5mm2,220V,110kV,110V110V/220V110V,,110V,110kV110V110kV,110V1.2,,92009112526TelecomPowerTechnologyNov.25,2009,Vo.l26Supp.110kV12,,,,110kV,1.3(N+1),N(0.1C10)1220V10A20A,110V20A40A:300Ah,15A,:0.1300()+15()45A20A,N45/20=2.25N=3,N+1=4,420A1.4110kV,35kV10kV,,,DC/DC(110V/48V),1.5:,;,,,,,,,,,,,1.62V4V6V8V,,,,2V,6V,612V(2V),,2V,:,,,110kV:,Cc=KkCs/Kc,Cc10h;Cs,(Ah);Kk,1.25;Kc,,[1],110kV10kV,110kV,110kV,10kV,110kV4,10kV24,13h,1.75V,Kc=0.75,:Cc=KkCs/Kc=1.25870011030.75(Ah)=395(Ah)2h,1.75V,Kc=0.66,:Cc=KkCs/Kc=1.25870011020.66(Ah)=300(Ah),2h,(26)102009112526TelecomPowerTechnologyNov.25,2009,Vo.l26Supp.43.5,,,,,,4,,,,,,,,,,,,(10)300Ah1110kV/W110kV4504=20010kV2122024=48010kV22204=802202=402202=4010kV120PT2202=402202=402802=160110001130015002500130087002,110kV,110V,(254),2420A,110kV,:[1],.[M],:,1991.26