華電電力系統(tǒng)自動化第11講_有功調(diào)節(jié)-wenkub
2023-05-14 05:31:52 本頁面
【正文】 ?????njjiijti dtfdtfTP12 ?North China Electric Power University 16/32 2022/5/26 單區(qū)域系統(tǒng) —— 聯(lián)絡(luò)線的功率增量 ? ?? ????????njjiijti dtfdtfTP12 ?? ? ? ? ? ?? ?sFsFTssP jinjijti ????? ?? 12 ?拉普拉斯變換 ?+ ?+??++++()iFs?()jFs? ()kFs?()vFs?2 ijT?2 ikT?2ivT?1/ s ()tiPs?North China Electric Power University 17/32 2022/5/26 單區(qū)域系統(tǒng) —— 考慮轉(zhuǎn)子動能的功率增量 dtfdfWdtdW iNK iNKi ?? 2tiiLiKiLiTi PfKdtdWPP ????????? ?? ? ? ? ? ?? ???????????????PiPiPiiPitiLiTisTKsGsFsGPPsP1****?????????????????iNK i NitiiLiiNiLiTiPWHPfKdtfdfHPP *****2拉普拉斯變換 ?+1PiPiKsT? ()iFs?()PiGs ()LiPS? ()TiPS?()tiPS?+North China Electric Power University 18/32 2022/5/26 單區(qū)域閉環(huán)調(diào)節(jié)系統(tǒng) ?+1PiPiKsT? ()iFs? ()PiGs ()LiPS? ()TiPS? ()tiPS?+—1(1 ) (1 )nTs T s T??1R ()nTGs()Fs?+()TPs?()cPs? ? ?1/ R ()nTGs ()PGs1(1 ) (1 )nTs T s T?? ( 1 )PPKsT?()LPs?()Fs?()CPs?++ ()TPs?North China Electric Power University 19/32 2022/5/26 多區(qū)域閉環(huán)調(diào)節(jié)系統(tǒng) ?—1(1 ) (1 )nTs T s T??1R ()nTGs()Fs?+()TPs?()cPs?+ ?+??++++()iFs?()jFs? ()kFs?()vFs?2 ijT?2 ikT?2ivT?1/ s ()tiPs?? ?? ???1(1 ) (1 )n i T is T s T??+1/ R()ciPs?()nTiGs()TiPs?1()LPs?1PiPiKsT?+++()TiPs?()iFs?()iFs? ()kFs? ()vFs?2ijT?2ikT?2ivT?()iFs?1/ s+North China Electric Power University 20/32 2022/5/26 二、電網(wǎng)的頻率調(diào)節(jié)特性 單區(qū)域系統(tǒng)的頻率調(diào)節(jié)特性 ? ?1/ R ()nTGs ()PGs1(1 ) (1 )nTs T s T?? ( 1 )PPKsT?()LPs?()Fs?()CPs?++ ()TPs?多區(qū)域系統(tǒng)的頻率調(diào)節(jié)特性 North China Electric Power University 21/32 2022/5/26 二、電網(wǎng)的頻率調(diào)節(jié)特性 多區(qū)域系統(tǒng)的頻率調(diào)節(jié)特性 ? ?? ? ??1(1 ) (1 )n i T is T s T??+1/ R()ciPs?()nTiGs()TiPs?1()LPs?1PiPiKsT?+++()TiPs?()iFs?()iFs? ()kFs? ()vFs?2ijT?2ikT?2ivT?()iFs?1/ s
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