变电站电气主接线图

第5、6章图形第五章图形图5-1不分段的单母线接线电源ⅠWB电源ⅡQSBL1L2L3QSLQFL4图5-2单母线分段接线电源ⅠⅠ段WB电源ⅡQFdⅡ段QSBL1L2L3QSLQFL4图5-3单母线带旁路母线接线L31QSa电源ⅠWBWBa1QFL1L2电源ⅡQFaL4图5-4单母线分段带旁路母线接线QFd电源ⅠⅠ段QSa1WBQFaWBaL1Ⅱ段电源ⅡQSa2L2图5-5分段断路器兼作旁路断路器接线QSa1Ⅰ段电源Ⅰ1QFL1电源ⅡQS1QS2QFdQS3QS6WBWBaQS4QSSⅡ段QSa22QFL2QSa2Ⅱ段图5-6旁路断路器兼作分段断路器接线L11QF电源ⅠⅠ段WBWBaQS1QS5QSa1电源ⅡQS2L2QFaQS4QS32QF图5-7双母线接线QSjⅠ1QSⅡ电源ⅠⅡ段Ⅰ段L11QSⅠ1QFQSjⅡQFjL2电源Ⅱ2QFL3WB图5-8用母联断路器代替出线断路器时电流的路径L11QSⅡⅠ段Ⅱ段QSjⅠQFj电源ⅠQSjⅡ1QF1QSⅠL2电源Ⅱ2QFL3WBQFj1图5-9双母线分段接线Ⅰ段Ⅱ段电源ⅠL1L2电源ⅡL3L4QFj2图5-10双母线带旁路接线电源ⅡⅡ段Ⅰ段电源Ⅰ(a)标准接线(a)L1L2L3WBWBaQFa（b）母联断路器兼作旁路断路器接线（一）图5-10双母线带旁路接线（b)电源Ⅰ电源ⅡⅠ段Ⅱ段L1L2QSjⅡL3WBaQSjⅠQSaQFjWBQSa1(c)母联断路器兼作旁路断路器（二）图5-10双母线带旁路接线L2电源ⅠⅡ段Ⅰ段L1电源Ⅱ(c)QSaQFjQSjⅡL3QSjⅠWBWBaⅠ段Ⅱ段图5-11一台半断路器接线电源Ⅰ电源ⅡL1L2L2WBⅡWBⅠ(a)内桥接线；(b)外桥接线图5-12桥形接线1QFQS11TQS2（a）L13QF2T2QFL22QF1T1QF(b)L13QF2TL2(a)发电机－变压器单元（b)发电机－三绕组变压器单元（c)发电机－自耦变压器单元(a)G图5-13单元接线G(b)G(c)图5-14扩大单元接线GG图5-15发电机－变压器－线路单元接线(a)GWLG(b)GWL(a)四角形接线（b)三角形接线(a)图5-16多角形接线(b)3×3.2MW(a)1GG4MVA8MVA2GG35KV3GG2MVA6.3KV10KV近区负荷(b)2MVA4MVAG1G35KVG8MVA2GG6.3KV3G近区负荷10KV图5-17例5-1方案接线图（a）方案5-1-1接线，（b）方案5-1-2接线2×8MW(a)2×10MVA1GG1TG2G2T110KV35KV2×8MW(b)20MVAG1G2GG110KV2T2G(c)2×8MW2×10MVAG1G1TG35KV图5-18例5-2方案接线图（a）方案5-2-1接线，（b）方案5-2-2接线，（c）方案5-2-3接线注：图5-19见：“主接线厂用电实例”图TMY-100X8ZN21-10/1250配CD10ⅢLZZBJ-101000/50.5/10P2×(ZR-YJV22-6/3×240)RN2-6/0.5ASFWG8000-6/4950Ue=6.3kVIe=916.45ACOSφ=0.8LZX-10Q800/50.5/10PJYN2-10-03（改）1G励磁变（厂家配套）励磁互感器（厂家配套）JDJ-6360.1√3√JYN2-10-17JYN2-10-18RN2-6/0.5A360.10.1JDZJ-63√√3JYN2-10-20√60.10.1√333JDZJ-6RN2-6/0.5AHY5WZ-10/302G同左ZN21-10/2500配CD10ⅢLFZJ-102000/50.5/0.5/10/10PJYN2-10-03SF9-20000/110Y,d11121±3×2.5%/6.3kVUk%=10.5%LGJ-120GW4-110DW/630左接地LW25-1261250A，40kAGW4-110DW/630双接地LCWB6-110100/50.2/0.5/10P/10PTYD-110/-0.07H3√LRD-60-B50/5GW4-110DW/630双接地JDCF-110Y5W1-100/260√1100.10.13√√33GW13-60G/400Y1W-73/15ZN21-10/630配CD10ⅢLZZBJ-10100/50.5/10PJYN2-10-03ZR-YJV22-6/3×50SC9-800/6.3D,yn116.3±5%/0.4kVUd%=7LMZ1-0.51200/5LMZ1-0.51200/5SC9-800/10D,yn1110±5%/0.4kVUd%=7ZR-YJV22-10/3×50LZZBJ-10100/50.5/10PZN21-10/630配CD10ⅢJYN2-10-06(改)ZR-YJV22-10/3×5010kV外来电源JYN2-10-19JDZJ-10HY5WZ-17/51RN2-10/0.5A10/0.1kV0.4kVLMY100×8-40×8DW15-1200DW15-1200DW15-12000.1LMY100×8-40×8G~G~TMY-100X8GW4-110DW/630左接地图5-19某水电站电气主接线全图图5-20地区变电所接线8回35kV220kV4回2×120MVA至无功补偿装置6回2×60MVA4回2×10MVA1T图5-21终端变电所接线4回10kV2T110kV35kV第六章图形（a）G~G~（b）G~G~G~G~（c）G~G~G~G~（d）G~图6-1设两台厂变的厂用电源引接方式bAfeaⅠ段图6-2厂用负荷供电回路mnBghCjidcⅡ段Dkl图6-3见“主接线厂用电实例”图VV22-13×50+1×251#厂变进线V42L6-A,0～150ADT864-2,380/220V,3(6A)42L6-V,0～450V说明:BT95O9为事故照明切换板，其直流电源用VV22-1-2×4电缆引至直流屏。穿管管径引出电缆型号截面电流互感器断路器配电屏编号刀开关馈线名称回路电流（A）配电屏型号HD13BX-200/31DZ20J-100/20AVV22-1-2×4DZ20J-100/20AVV22-13×4+1×2.5LMZ1-0.66,100/5G25G25G25DZ20J-100/40AVV22-13×10+1×6VV22-13×6+1×4DZ20J-100/32AG15G25DZ20J-100/20AVV22-13×6+1×4DZ20J-100/32ALMZ1-0.66,100/5DZ20J-100/20AG32G32VV22-1-4×6DZ20J-100/32AVV22-13×25+1×10DZ20J-100/63AG25DZ20J-100/32AVV22-13×6+1×4LMZ1-0.66,150/5DW15-200/120A事故照明分电箱BT9509GGD1-36HD13BX-200/31整流器一134吊车23.6集水井水泵动力箱11备用28安装场动力箱13备用GGD1-36(改)2HD13BX-200/31主厂房照明分电箱31.757生活区251#机动力盘115至直流屏I段380/220VLMY-40×4ABC1厂变KYN-28-10-78SC-80/66.3±5%/0.4KVY,yn0Uk%=4.0AAA42L6-A,0～100AAAAAAAVV22-3×50+1×2542L6-A,0～100ARN1-6/10A#6.3KVG25DZ20J-100/20AVV22-13×4+1×2.510.8厂内油处理室分电箱HD13BX-200/31LMZ1-0.66,150/5DW15-200/120AVV22-13×50+1×25图6-3某水电站厂用电接线图DW15-200/120ALMZ1-0.66,100/5DZ20J-100/32ALMZ1-0.66,100/5G25DZ20J-100/32AVV22-13×6+1×4G25VV22-13×4+1×2.5DZ20J-100/20ADZ20J-100/20A2#厂变进线HD13BX-200/31GGD1-10母线分段3备用HD13BX-200/31GGD1-36(改)4252#机动力盘115整流器二备用11LMZ1-0.66,100/5DZ20J-100/20AG25G25DZ20J-100/32AVV22-13×6+1×4VV22-13×4DZ20J-100/20AG32DZ20J-100/32AVV22-14×6DZ20J-100/20AHD13BX-200/31GGD1-36备用5前池动力箱2710气系统副厂房照明分电箱28备用2厂变S9-80/3510.5±2×2.5%/0.4KVY,yn0Uk%=4.0VV22-3×50+1×25DT864-2,380/220V,3(6A)42L6-V,0～450V42L6-A,0～150AAkwhAAAA42L6-A,0～150AAAAkwhVA42L6-A,0～100APRWG1-10/100#10kVAAA42L6-A,0～100A您好，欢迎您阅读我的文章，本WORD文档可编辑修改，也可以直接打印。阅读过后，希望您提出保贵的意见或建议。阅读和学习是一种非常好的习惯，坚持下去，让我们共同进步。