2020骞撮浕姘e伐绋嬪斧鑰冭│鐧�(f膩)杓歌畩闆诲吀鍨嬬反缈�(x铆)椤�


鐩搁棞(gu膩n)鎺ㄨ枽锛�2019骞撮浕姘e伐绋嬪斧璀夐牁(l菒ng)鍙栨檪闁撳強鍦伴粸鍚勫湴鍗€(q奴)鍖附
鐐轰簡闉忓浐鐭ヨ瓨锛岀挵(hu谩n)鐞冪恫(w菐ng)鏍$偤澶у鏁寸悊浜嗕竴浜�2020骞撮浕姘e伐绋嬪斧鑰冭│鐧�(f膩)杓歌畩闆诲吀鍨嬬反缈�(x铆)椤�锛岄€氶亷2020骞撮浕姘e伐绋嬪斧鑰冭│鐧�(f膩)杓歌畩闆诲吀鍨嬬反缈�(x铆)椤屾椹楀ぇ瀹跺京(f霉)缈�(x铆)鏁堟灉銆�
鐠�(hu谩n)鐞冩彁渚涗簡 鍏嶈不闋�(y霉)绱勭煭淇℃彁閱�鏈嶅嫏(w霉) 闋�(y霉)绱勬垚鍔熷悗鎮ㄥ彲鍏嶈不鏀跺埌2020骞撮浕姘e伐绋嬪斧鑰冭│瀹樻柟鍫卞悕鏅傞枔鐨勭煭淇℃彁閱�锛岃畵鑰冪敓鍙婃檪鐭ラ亾鑰冭│淇℃伅銆�
(1)300MW姗熺祫鐨勭伀鍔涚櫦(f膩)闆诲粻,姣忚嚭姗熺祫鐩存祦绯荤当(t菕ng)閲囩敤鎺у埗鍜屽嫊鍔涜矤鑽峰悎骞朵緵闆绘柟寮�,瑷�(sh猫)鍏╃祫220kV闁ユ帶钃勯浕姹�.钃勯浕姹犲閲忕偤1800Ah,103鍙�.姣忕祫钃勯浕姹犱緵闆荤殑缍�(j墨ng)甯歌矤鑽风偤60A.鍧囪 鍏呴浕鏅備笉鑸囨瘝绶氱浉閫�.鍦ㄥ厖闆昏ō(sh猫)鍌欏弮鏁�(sh霉)閬告搰瑷堢畻涓笅鍒楀摢绲勬暩(sh霉)鎿�(j霉)鏄笉姝g⒑鐨�?(2012)
(A)鍏呴浕瑁濈疆椤嶅畾闆绘祦婊胯冻娴厖闆昏姹傜偤61.8A
(B)鍏呴浕瑁濈疆椤嶅畾闆绘祦婊胯冻鍒濆厖闆昏姹傜偤180锝�225A
(C)鍏呴浕瑁濈疆鐩存祦杓稿嚭闆诲鐐�247.2V
(D)鍏呴浕瑁濈疆椤嶅畾闆绘祦婊胯冻鍧囪 鍏呴浕瑕佹眰鐐�240锝�285A
绛旀:[C]
渚濇摎(j霉):銆婇浕鍔涘伐绋嬬洿娴佺郴绲�(t菕ng)瑷�(sh猫)瑷堟妧琛�(sh霉)瑕�(gu墨)绋嬨€�(DL/T5044-2004)闄勯寗C.1.1姊�:
1)婊胯冻娴厖闆昏姹傜殑鍏呴浕瑁濈疆椤嶅畾闆绘祦鐐�
Ir=0.O1I10+Ijc=(0.O1×180+60)A=61.8A
2)婊胯冻鍒濆厖闆昏姹傜殑鍏呴浕瑁濈疆椤嶅畾闆绘祦鐐�
Ir=1.0I10锝�1.25I10=(1.0×180锝�1.25×180)A=180锝�225A
3)婊胯冻鍧囪 闆昏姹傜殑鍏呴浕瑁濈疆椤嶅畾闆绘祦鐐�
Ir=(1.0I10锝�1.25I10)+Ijc=[(180锝�225)+60]A=240锝�285A
鍙堟牴鎿�(j霉)銆婇浕鍔涘伐绋嬬洿娴佺郴绲�(t菕ng)瑷�(sh猫)瑷堟妧琛�(sh霉)瑕�(gu墨)绋嬨€�(DL/T5044-2004)闄勯寗C.1.2,鍏呴浕瑁濈疆杓稿嚭闆诲鐐�
Ur=nUm=103×2.7V=278.1V
鏁匔绛旀閷.
(2)鎸夎(gu墨)绋嬭(gu墨)瀹�,鐏姏鐧�(f膩)闆诲粻閬告搰钃勯浕姹犲閲忔檪,鑸囬浕鍔涚郴绲�(t菕ng)閫f帴鐨勭櫦(f膩)闆诲粻,浜ゆ祦寤犵敤闆讳簨鏁呭仠闆绘檪闁撴噳(y墨ng)鎸変笅鍒楀摢闋呰▓绠�?(2011)
(A)0.5h
(B)1h
(C)2h
(D)3h
绛旀:[B]
渚濇摎(j霉):銆婇浕鍔涘伐绋嬬洿娴佺郴绲�(t菕ng)瑷�(sh猫)瑷堟妧琛�(sh霉)瑕�(gu墨)绋嬨€�(DL/T5044-2004)绗�5.2.2姊�:"鑸囬浕鍔涚郴绲�(t菕ng)閫f帴鐨勭櫦(f膩)闆诲粻,寤犵敤浜ゆ祦闆绘簮浜嬫晠鍋滈浕鏅傞枔鎳�(y墨ng)鎸�1h瑷堢畻".
(3)鏌愯畩闆绘墍鐨勮眹娴佺郴绲�(t菕ng)涓�,鐢ㄧ洿娴佹柗璺櫒鍜岀啍鏂峰櫒涓茬礆浣滅偤淇濊闆诲櫒.鐩存祦鏂疯矾鍣ㄥ彲瑁濊ō(sh猫)鍦ㄧ啍鏂峰櫒涓婁竴绱�,涔熷彲瑁濊ō(sh猫)鍦ㄧ啍鏂峰櫒涓嬩竴绱�.濡傜啍鏂峰櫒椤嶅畾闆绘祦鐐�2A鏅�,鐐轰繚璀夊嫊浣滈伕鎿囨€�,鐩存祦鏂疯矾鍣ㄨ瑷�(sh猫)鍦ㄤ笂涓€绱氭垨涓嬩竴绱氭檪,鍏堕瀹氶浕娴佸悇瀹滈伕( ).(2011)
(A)4A銆�0.5A
(B)4A銆�1A
(C)8A銆�1.5A
(D)8A銆�1A
绛旀:[D]
渚濇摎(j霉):銆婇浕鍔涘伐绋嬬洿娴佺郴绲�(t菕ng)瑷�(sh猫)瑷堟妧琛�(sh霉)瑕�(gu墨)绋嬨€�(DL/T5044-2004)绗�6.1.3姊�:"鐣�(d膩ng)鐩存祦鏂疯矾鍣ㄥ拰鐔旀柗鍣ㄤ覆绱氫綔鐐轰繚璀烽浕鍣ㄦ檪,瀹滄寜涓嬪垪閰嶅悎:
1)鐔旀柗鍣ㄨ瑷�(sh猫)鍦ㄧ洿娴佹柗璺櫒涓婁竴绱氭檪,鐔旀柗鍣ㄩ瀹氶浕娴佹噳(y墨ng)鐐虹洿娴佹柗璺櫒鐨�2鍊嶅強浠ヤ笂.
2)鐩存祦鏂疯矾鍣ㄨ瑷�(sh猫)鍦ㄧ啍鏂峰櫒涓婁竴绱氭檪,鐩存祦鏂疯矾鍣ㄧ殑椤嶅畾闆绘祦鎳�(y墨ng)鐐虹啍鏂峰櫒椤嶅畾闆绘祦鐨�4鍊嶅強浠ヤ笂."
(4)鏌�220kV璁婇浕鎵€鐨勭洿娴佺郴绲�(t菕ng)涓�,鏈�300A·h闁ユ帶寮忛墰閰歌搫闆绘睜鍏╃祫,骞堕厤缃笁濂楅珮闋婚枊闂�(gu膩n)闆绘簮妯″浣滃厖闆昏缃�,濡傚柈鍊嬫ā濉婇瀹氶浕娴佺偤10A,姣忓楂橀牷闁嬮棞(gu膩n)闆绘簮妯″鏈€灏戦伕( ).(2011)
(A)2濉�
(B)3濉�
(C)4濉�
(D)6濉�
绛旀:[B]
浠ヤ笂鏄皬绶ㄦ暣鐞嗕簡2020骞撮浕姘e伐绋嬪斧鑰冭│鐧�(f膩)杓歌畩闆诲吀鍨嬬反缈�(x铆)椤�锛屾澶�锛岀挵(hu谩n)鐞冪恫(w菐ng)鏍″皬绶ㄥ凡灏�2020骞撮浕姘e伐绋嬪斧瑭﹂涓婂偝鍒拌硣鏂欎笅杓夐爜锛屾湁闇€瑕佺殑鑰冪敓鍙粸鎿婁笅鏂规寜閳曞厤璨讳笅杓�,鏇村鍌欒€冭硣鏂欐寔绾�(x霉)鏇存柊涓€�
鏈€鏂拌硣瑷�
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