220KV变电站综合自动化-110KV第八回出线保护配置及整定计算摘要本设计主要介绍了220KV变电站综合自动化的110KV出线保护设计的过程、原则、方法等，利用现在广泛采用的微机保护原理和整定的新方法进行配置.关于主接线部分的内容是基础部分，主要介绍了主接线的形式，综合比较各种接线方式的特点、各自的优缺点及变压器的选择原则等，根据任务书要求最终选择满足设计任务的主接线方案。短路电流是非常重要的部分，它主要介绍了不同运行方式下的对称短路与不对称短路计算的目的、原则、方法和具体的数据信息等，为设计中需要的高压电气设备的选择、整定、校验等方面做准备，电气设备的选择及校验主要是利用对称短路的计算结果进行高压电气设备（断路器、隔离开关）的校验。设计的专题部分，也是利用短路计算的结果，详细阐述了继电保护中配置的选择、整定和校验的原则、方法等，具体有反映相间短路的电流电压保护的整定计算与校验；反映接地故障的零序电流保护的整定与校验。关键词：综合自动化，微机保护，继电保护，整定与校验AbstractThemaindesignonthe220KVsubstationautomation110KVwittoprotectthedesignprocess,inprinciple,methodstotakeadvantageofthecurrentlywidelyusedcomputerprotectionprincipleandtheentiresetofnewmethodsforallocationOnthemainwiringpartofthecontentsofinfrastructure,mainlyonthemainwiringintheformofComprehensivecomparisonofdifferentformsofconnectioncharacteristics,advantagesanddisadvantagesofeachoptiontransformerprinciples,UnderthemandatecallsforafinalchoiceonthedesignofthemaintasksConnectionprogram.Short-circuitcurrentisaveryimportantpart,Itintroducesadifferentmodeofoperationunderthesymmetricandasymmetricshort-circuitshort-circuitthepurposesofthecalculation,methodsandspecificdatainformationforthedesignofthehighvoltageelectricalequipmentselection,tuningandtestingandsoonpreparationsElectricalequipmentselectionandverificationisusingsymmetricshort-circuitthecalculationresultsofhighvoltageelectricalequipment(devices,disconnector)calibration.Partofthedesignfeature,aswellastheuseofshort-circuitcalculation,adetailedexplanationofrelayprotectionconfigurationchoices,Settingandcheckingtheprinciplesandmethods,thespecificphaseisreflectedinthecurrent-voltageshortcircuitprotectionofthesettingandcalibration;GroundFaultreflectthezero-sequencecurrentprotectionofthesettingandcalibration.Thefinalthreechaptersasisthedesignofcomputing,throughdataintheformofdesignrequirementsandtheneedtoreferencevaluegivenvisualdescription.Keywords:Thesyntheticalautomation,PCprotect,succeedelectricityprotection,adjustingandchecking前言本设计书是根据2007年某大学“电