发电厂电气控制测量与信号.ppt

1、?300?600MW?1000?500?(1)?(DAS)?1000?(?)?1000?(?)?DAS?1ms?(2)?(DCS)?(DEH)?(CCS)?(SCS)?CCS?(RUNBACK)?(FCB)?600MW?(BTG)?600MW?CRT?(BTG)?CRT?14-1?600MW?BTG?14-2?110V?220V?48V?(1)?(2)?(3)?(1)?(2)?QF?QS?QSE?F?FU?KA?KV?TA?TV?2?(?)?(?)?“?”?500kV (1)?500kV?(2)?(3)?“?”?500kV?“?”?“?”?“?”?(4)?(5)?SF6?6)?500kV?(7

2、)?1)?2)?3)?4)?5)?2?(?)?(?)?1)?2)?(?)?(?)?3)?4)?5)?(1?s)?2000?6)?7)?60?8)?(?)?DCS?CRT?1?2?h?3?“?”?0.2?4?(1)?(2)?(3)?5?6?(1)?(?)?(2)?(?)?(3)?(?)?(4)?(5)?(?)?(?)?(6)?1?EMS?SCADA?(1)?(EMS)?(SCADA)(Supervisory Control And Data Acquisition)?(2)?EMS?SCADA?2?(?)?(1)?MODEM?RS485?RS232C?(2)?RS-485?RS-232?MODE

3、M?(3)?(4)?“?”?“?”?144?(1)?(2)?(1)?(2)?(3)?(1)UGUS?|Ud|=|UGUS|(0.1?0.15)UN?(2)fGfX?fd=|fGfx(0?1?0?4)Hz?(3)?15?QF?UG?Us?QF?d=UGUs?d=G-s?d?d?:?Ud?6-5?,?6-6?2 UG?:?,?90?.?:?G,?S,?.?,?(?)?:?,?,?:?SGu?UG?US?0o?360o?US?fGfS?UG?US?fGfS?UG?US?0o?,u=0?Ich?0?180o?,u=2uG?Ich?360o?,u=0?Ich?02?16?3?DEH?600MW?DEH(

4、?)?DEH?5?DEH?1?12?ZZQ?3A?ZZQ?3B?ZZQ?5?ZZQ?3A?ZZQ?3B?ZZQ?3A?ZZQ?3B?ZZQ?5?67?600MW?(DCS)?1?DCS?CRT?RTU?DCS?RTU?600MW?(?)?DCS?DCS?2?DCS?(DCS)?DCS?DCS?(1)?40ms?5ms?(AVR)?0.1s?6080ms?5?20?(2)?DCS?DCS?(3)?(4)?DCS?DCS?DCS?DCS?(?)?UPS?400V?“?DCS?”?DCS?(GPS?)?(?C)?1 (1)?DCS?AVR?DCS?DCS?AVR?DCS?DCS?5?DCS?“?”?

5、2)?DCS?DCS?(?)?2?400VPC?MCC?3DCS (1)?(2)?(3)?(4)?(?)?CRT?4?(1)?DCS?(2)?DCS?(3)?(20?)?5?DCS?(?DCS?DCS?)?DCS?DCS?ADS?(?AGC)?DCS?ADS?DCS?ADS?MIS?ADS?DCS?DCS?DCS?DCS?(?C)?DCS?ADS?ADS?500kV?500kV?DCS?500kV?CRT?500kV?CRT?DCS?DCS?DCS?DCS?(1)“?”(?)?141?(2)?(?3?)?DCS?14-2?DCS?(1)?(?220V?110V)?DCS?DCS?(2)?DCS

6、?DCS?DCS?DCS?BTG?DCS (1)DCS?CRT?(2)DCS?CRT?BTG?(3)DCS?CRT?CRTl?CRT?(?NCS?SDCS)?RTU?1)?(DAS)?2)?CRT?3)?CRT?6kV(?10kV)?(?)?(UPS)?UPS?DCS?(EDCS)?DCS?DCS?DCS?(1)1)?2)?3)?4)?5)?6)?7)?(2)?(CRT?)?1)?2)?3)?4)?1?(3)DCS?CRT?1)?2)?3)?(4)1)?2)?3)?4)?5)?6)?7)?8)UPS?9)?(5)?(ASS)(AVR)(ART)DCS (1)?TA?TV?DCS?(2)(ASS

7、)?(?)?ASS?DCS?ASS?ASS?ASS?DCS?DCS?ASS?DCS?CRT?(3)(AVR)AVR?300MW?DCS?DCS?AVR?DCS?AVR?DCS?CRT?(4)(ART)?ART?300MW?ART?DCS?(?ART?)?ART?DCS?CRT?(5)?DCS?CRT?1?GPS?(?)?(SPDnet)?2 (1)?OS?Open Systems Interconnection?3 (1)?(2)?I?O?(3)?(?)?(?)?MODEM?(4)?(5)?1)?2)?3)?4)?(?)?5)?(?)?(6)?GPS?1ms?(7)?(8)?(?)?(9)?1)?2)?220V?220?110V?3)?4)?5)?6)?WATCHDOG?7)?8)?4 (1)?(2)?1)?(?)?2)?(3)?(4)?1)?2)?3)?4)?5)?6)?7)?(?)?8)?(?)?IEC?DCSNCS?NCS:Network Control System?220-500kV?(?)?14.1?(DAS)?(DCS)?.DEH)?(CCS)?(SCS)?(A?)?14.2.?14.3?14.4?14.5?14.6?14.7?14.8?ECS?14.9?n?