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濞撳〒宸ユキ(y猫)
鎮ㄧ従(xi脿n)鍦ㄧ殑浣嶇疆锛� 涓湅鍌冲嫊缍�(w菐ng) > 鎶€琛�(sh霉)闋婚亾 > 鎶€琛�(sh霉)鐧剧 > 楂樺杓搁浕绶氳矾寰�(f霉)鍚堢禃绶e瓙鐧�(f膩)鐔辨鐞嗙殑鐮旂┒

楂樺杓搁浕绶氳矾寰�(f霉)鍚堢禃绶e瓙鐧�(f膩)鐔辨鐞嗙殑鐮旂┒

鏅傞枔锛�2008-12-24 14:29:18渚嗘簮锛歠enghy

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鎽樸€€瑕侊細鐐轰簡妾㈡脯寰�(f霉)鍚堢禃绶e瓙鐨勭禃绶g己闄�锛屾湁鏁堥槻鑼冨京(f霉)鍚堢禃绶e瓙鐨勮搏绌挎€ф搳绌夸簨鏁呭拰鑴嗘柗浜嬫晠鐨勭櫦(f膩)鐢燂紝鍦ㄥ垎鏋愬京(f霉)鍚堢禃绶e瓙鐧�(f膩)鐔辨鐞嗙殑鍩虹(ch菙)涓�锛岄€氶亷鍦ㄥ椹楀鎷嶆敐鏈夋ā鎿己闄峰拰渚嗚嚜鐝�(xi脿n)鍫寸殑鏈夌湡瀵︾己闄风殑寰�(f霉)鍚堢禃绶e瓙鐨勭啽鍍忓湒锛岀爺绌朵簡寰�(f霉)鍚堢禃绶e瓙鍏�(n猫i)閮ㄥ眬閮ㄦ斁闆汇€佹徊鍏ョ己闄风殑姘村垎鐨勪粙璩�(zh矛)鎼嶈€�銆佽濂楀毚閲嶈€佸寲绲曠罚闆婚樆涓嬮檷鐨勯浕闃绘悕鑰楃瓑寮曡捣鐨勭櫦(f膩)鐔辩従(xi脿n)璞″強鍏惰(gu墨)寰嬨€傜爺绌惰〃鏄�锛岄€�3绋櫦(f膩)鐔辩従(xi脿n)璞″叿鏈変唬琛ㄦ€�锛岃几闆荤窔璺腑寰�(f霉)鍚堢禃绶e瓙鐨勭櫦(f膩)鐔辨鐞嗕互绗�3绋偤涓汇€� 闂�(gu膩n)閸佃锛�寰�(f霉)鍚堢禃绶e瓙锛涚磪澶栫啽鍍忓湒锛涚禃绶g己闄�锛涘湪绶氭娓紱鎿婄┛锛涚櫦(f膩)鐔辨鐞� 銆€銆€Abstract锛�The insulation breakdown fault and brittle fracture of composite insulators can be avoided efficiently by Oilline inspecting defects锛嶵he insulation breakdown fault of composite insulators in service was introduced锛巃(ch菐n)nd probable reasons of insulator heating were analyzed锛嶵hrough taking the thermograph of tWO kinds of defect composite insulators in the laboratory锛巓ne from the site and another by simulating锛巘hree kinds of abnormal heating principle and phenomena were studied锛宻uch as the heat caused by partially internal discharge锛宼he heat caused by medium loss with infiltration of humidity and the heat caused by insulation resistance decrease with severely aged insulator ring锛嶣ased on the infrared images of the composite insulators containing simulated defects and those containing real defects锛巘hese images with both electric Held distribution curves and dissection results were compared and analyzed锛嶵he research results show that the three heating phenomena are ordinary and representative锛巃(ch菐n)nd the third one is the main heating mechanism of the composite insulators used in transmission lines锛嶵he general reason that the composite insulators produce heat is explained锛嶵he investigation result is help for inspecting the electrified composite insulator锛� 渚嗘簮:http://tede.cn 銆€銆€Key words锛�composite insulator锛沬nfrared thermal image锛沬nsulator defects锛沷n-line inspection锛沚reakdown锛沨eating Mechanism 0 寮曘€€瑷€ 銆€銆€闅ㄨ憲寰�(f霉)鍚堢禃绶e瓙鍦ㄦ垜鍦嬬殑鎳�(y墨ng)鐢ㄦ暩(sh霉)閲忚秺渚嗚秺澶氾紝鍥犲京(f霉)鍚堢禃绶e瓙鐧�(f膩)鐢熸晠闅滆€岄€犳垚鐨勭稉(j墨ng)婵熸悕澶辨暩(sh霉)椤嶄篃瓒婁締瓒婂ぇD-s3銆傛垜鍦嬩竴浜涢浕鍔涘叕鍙告浘鐧�(f膩)鐢熼亷澶氭鍥犲京(f霉)鍚堢禃绶e瓙鍏�(n猫i)绲曠罚缂洪櫡寮曡捣鐨勮搏绌挎€ф搳绌垮拰鑴嗘柗浜嬫晠锛岃ū澶氶亱琛屼腑鐨勫京(f霉)鍚堢禃绶e瓙鏈夌暟甯哥櫦(f膩)鐔辩従(xi脿n)璞★紝5OOkV绶氳矾寰�(f霉)鍚堢禃绶e瓙涔熺櫦(f膩)鐢熼亷澶氳捣鑺鏂疯浜嬫晠銆傛摎(j霉)绲�(t菕ng)瑷�锛屾埅姝�1999骞村垵锛屽叏鍦嬫帥缍�(w菐ng)閬嬭绺芥暩(sh霉)寰�(f霉)鍚堢禃绶e瓙鐨勬晠闅滅巼鐐�5锛�3脳10锝� 锛屾晠闅滅附娆℃暩(sh霉)鐐�231娆★紝骞存晠闅滅巼绲�(t菕ng)瑷�< 1脳1O锝� 锛屽叾涓収(n猫i)绲曠罚鏁呴殰鍗�6锛�9 銆傞€欏咕骞撮毃钁楃禃绶e瓙鏁�(sh霉)鐩強閬嬭骞撮檺鐨勫鍔�锛屾晠闅滄湁鎵€澧炲姞銆傚2001-11-04锛�220kV 缇呬經绶�24妗垮拰2002-03鈥�19锛�22OkV浣涘崡绶�#60妗跨殑B鐩稿京(f霉)鍚堢禃绶e瓙鐣岄潰铏曡搏绌挎€ф搳绌垮皫(d菐o)鑷寸窔璺烦闁�锛�2002涓€ll涓€23锛�5OOkV缇呭寳鐢茬窔鐧�(f膩)鐢熶簡 57濉擜 鐩哥殑寰�(f霉)鍚堢禃绶e瓙鏂疯锛岄€犳垚灏�(d菐o)绶氳惤鍦伴噸澶т簨鏁呫€� 銆€銆€2001鈥�11璧风当(t菕ng)瑷堜經灞辩郴绲�(t菕ng)鈮�22OkV鐨勫京(f霉)鍚堢禃绶e瓙锛屽苟閲囩敤绱呭娓韩娉曠櫥妗挎娊鏌ワ紝鍒嗘瀽304鏀啽鍦栧儚锛岀櫦(f膩)鐝�(xi脿n)54鏀湁鐧�(f膩)鐔辩従(xi脿n)璞�锛屽姡鍖栫巼鐐�17锛�8 銆傛娓摖鍖呰濂楀伐钘濈殑鐢�(ch菐n)鍝�257鏀�锛屽叾涓湁缂洪櫡58鏀�锛屽姡鍖栫巼鐐�22锛�6%銆� 銆€銆€寰�(f霉)鍚堢禃绶e瓙鍦ㄩ亱琛岄亷绋嬩腑锛岀禃绶g墿璩�(zh矛)鐨勮畩鍖栧線寰€鑸囩櫦(f膩)鐔辨湁鑱�(li谩n)绯�銆傚眬閮ㄦ斁闆�銆佹硠婕忛浕娴佹祦閬庣禃绶g墿璩�(zh矛)鏅傜殑浠嬮浕鎴栭浕闃绘悕鑰楅兘鍙紩璧风禃绶e瓙灞€閮ㄦ韩搴﹀崌楂榌1 鈥淽銆傛牴鎿�(j霉)鐧�(f膩)鐔辩従(xi脿n)璞★紝鐧�(f膩)鐝�(xi脿n)寰�(f霉)鍚堢禃绶e瓙灞€閮ㄧ牬鎼嶅拰鏀鹃浕缂洪櫡锛屼絾鍏剁櫦(f膩)鐔辩▼搴﹀井灏忥紝鑻ヤ笉鎲戝€熷悎閬╃殑鍎€鍣ㄥ墖涓嶈兘瀵熻銆傜磪澶栫啽鍍忔硶鍒╃敤绱呭绶氭脯婧妧琛�(sh霉)灏囩墿楂旂殑婧害杞�(zhu菐n)鎻涙垚鍦栧儚椤ず鍦ㄦ脯婧剙鐨勫睆骞曚笂锛岀敤涓嶅悓鐨勭伆搴︽垨椤忚壊浠h〃涓嶅悓鐨勬韩搴�锛岀洿瑙€椤ず婧害淇℃伅[1 銆傝┎娉曚笉闇€鎿嶄綔浜哄摗鎺ヨЦ寰�(f霉)鍚堢禃绶e瓙锛屽彲鍦ㄥ湴闈㈡垨濉旇韩鍒╃敤绱呭鎴愬儚鍎€鍣ㄦ媿鏀濈禃绶e瓙婧害鍦栫墖锛屼笖绨″柈瀹夊叏銆� 銆€銆€鐩墠閲濆皪寰�(f霉)鍚堢禃绶e瓙鐧�(f膩)鐔辨鐞嗙殑瑾嶈瓨浠嶈純妯$硦锛岄洠浠ヨВ閲嬭ū澶氱暟甯哥櫦(f膩)鐔辩従(xi脿n)璞�銆傚彟澶�锛屽京(f霉)鍚堢禃绶e瓙鐨勭暟甯哥櫦(f膩)鐔辩従(xi脿n)璞¤垏绲曠罚缂洪櫡鍟忓瓨鍦ㄤ竴瀹氱殑灏嶆噳(y墨ng)闂�(gu膩n)绯伙紝鐩墠鏈瑭崇窗鍫遍亾銆傛晠鏈夊繀瑕佺爺绌跺京(f霉)鍚堢禃绶e瓙鐧�(f膩)鐔辨鐞嗗強鍏跺京(f霉)鍚堢禃绶e瓙鐣板父鐧�(f膩)鐔辩従(xi脿n)璞¤垏绲曠罚缂洪櫡鐨勫皪鎳�(y墨ng)闂�(gu膩n)绯伙紝褰㈡垚涓€濂楃磪澶栫啽鍍忔硶甯堕浕妾㈡脯寰�(f霉)鍚堢禃绶e瓙鐨勬妧琛�(sh霉)鏂规锛屼互鎸囧皫(d菐o)鐝�(xi脿n)鍫村闅涙搷浣�銆� 1 灞€閮ㄦ斁闆诲皫(d菐o)鑷寸櫦(f膩)鐔� 銆€銆€鐞嗚珫涓�锛岀暥绲曠罚瀛愬璀峰鎴栬姱妫掔牬鎼嶅悗锛屾按鍒嗘疆姘e彲婊插叆鍏朵腑锛岄浕鍫村拰鍖栧(xu茅)浣滅敤涓嬩镜铦曡姱妫�锛屽舰鎴愮偔鍖栭€氶亾锛屾笡灏忕禃绶e瓙鐨勬湁鏁堢禃绶h窛闆�锛屾渶绲傚皫(d菐o)鑷磋姱妫掓柗瑁�銆傛閬庣▼涓�锛岀牬鎼嶉儴浣嶅線寰€瀛樺湪灞€閮ㄥ挤鍫村紩鐧�(f膩)灞€閮ㄦ斁闆�銆傛瘡涓€鍊嬪眬閮ㄦ斁闆婚兘浼存湁寰皬鐨勯浕娴佽剤娌栨垨闆诲瓙宕╋紝涓嶄絾鐮村鏉愭枡鏈韩鐨勫寲瀛�(xu茅)绲�(ji茅)妲�(g貌u)浣垮叾鐐寲锛屼笖浣跨禃绶f潗鏂欐韩搴﹀崌楂�锛屽姞鍔囩禃绶g牬澹�銆� 銆€銆€鑹ソ绲曠罚瀛愬湪姝e父閬嬭闆诲涓嬩笉鏈冨湪绲曠罚鏉愭枡涓櫦(f膩)鐢熷眬閮ㄦ斁闆�锛屼絾鍦ㄦ薄绌㈢媭娉佷笅锛岃〃闈㈠彲鑳藉眬閮ㄦ斁闆�锛屽叾鏀鹃浕鎵€鐢�(ch菐n)鐢熺殑鐔遍噺鏄撴暎澶憋紝鍙湁绲曠罚鏉愭枡鍏�(n猫i)閮ㄧ殑灞€閮ㄦ斁闆绘墠鍙兘绌嶇疮瓒冲鐨勭啽閲�銆傜暥寰�(f霉)鍚堢禃绶e瓙鐢�(ch菐n)鐢熺己闄峰悗锛岀己闄烽儴浣嶆槗褰㈡垚灞€閮ㄥ挤鍫达紝鐢�(ch菐n)鐢熷眬閮ㄦ斁闆�銆傚湪瀵﹂瀹や腑灏嶅惈鏈夌己闄风殑3鍙禃绶e瓙鏂藉姞浜ゆ祦闆诲锛屽叾鍨嬭櫉鍒嗗垾鏄細浣涢浕 1锛堝湪璀峰鑸囪姱妫掔殑浜ょ晫闈笂鏈変竴鐩村緫1锛�2ram銆侀暦15cm鐨勭窗閵呯挡锛屼笖鑸囬珮澹撻噾灞帴闋浉閫o級锛屼經闆� 3锛堝湪璀峰鑸囪姱妫掗枔宓屾湁闀�15cm 鐨勭窗閵呯挡锛岃窛楂樺绔噾灞帴闋�9cm锛夊拰浣涢浕 4锛堥珮澹撳伌(c猫)绗�1鐗囧倶鑸囬珮澹撻噾灞帴闋枔鐨勮濂楀湪瀵﹂瀹や腑闀锋湡鏀剧疆鍚庨枊瑁�锛屼及瑷堝洜姘村垎婊插叆鍘熷厛琚儴鍒嗙牬澹炵殑璀峰鍚庝娇鑺鑶ㄨ劰鑰屾拹闁嬭濂楋級銆傚垎鍒ュ皪閫�3鍙禃绶e瓙鏂藉姞6OkV浜ゆ祦闆诲10min鍚庢媿鏀濈啽鍍忓湒锛堣鍦�1锛�锛屽湒涓璖P琛ㄧず绲曠罚瀛愭甯搁儴鍒嗙殑鏌愰粸锛孉R琛ㄧず绲曠罚瀛愮己闄烽儴鍒嗙殑鍗€(q奴)鍩�銆� 銆€銆€鐢卞湒1鍙锛屼經闆� 1鐨勭櫦(f膩)鐔遍粸鍦ㄩ妳绲茬閮�锛屼經闆� 3鐒$暟甯哥櫦(f膩)鐔遍粸锛屼經闆� 4鐨勭櫦(f膩)鐔遍粸鍦ㄧ己闄烽儴浣嶃€備經闆� 1鍜� 4鐨勭己闄烽€i€氭垨鎺ヨ繎楂樺绔�锛屽姞澹撴檪鏈夊挤鐑堢殑鏀鹃浕鑱�锛屼經闆� 3鐨勭己闄峰湪绲曠罚瀛愪腑閮ㄤ笖鐒¢浕鏆�銆傜偤浜嗛€蹭竴姝ヨ瓑瀵﹂€欎簺鐧�(f膩)鐔辩敱灞€閮ㄦ斁闆诲紩璧凤紝灏嶄經闆� 4鏂藉姞鏇撮珮闆诲锛屽苟寰炴帴鍦扮窔50012闆婚樆涓婃彁鍙栨脯閲忔斁闆昏剤娌�銆傛彁楂橀浕澹撳悗灞€閮ㄦ斁闆昏剤娌栫殑鏈€澶у箙鍊肩敱鍘熶締50mV澧炲姞鍒�400mV锛屾斁闆昏伈闊冲澶цū澶氬€�锛岀櫦(f膩)鐔辨韩搴︿篃鐩告噳(y墨ng)鎻愰珮浜嗭紙瑕嬪湒1锛坉锛夛級銆� 鐢ㄩ妳灏�(d菐o)绶氬皣鍘熶締涓嶇櫦(f膩)鐔辩殑鑹ソ鐨勪經闆� 5楂樺鍋�(c猫)绗�1銆�2鍌樿鐭帴锛屽苟鑸囬珮澹撻噾鍏烽€f帴锛屽姞澹撳悗鑱藉埌寮风儓鐨勯浕鏆堣伈锛屽叾鐔卞儚鍦栬鍦�2锛坅锛�锛岀櫦(f膩)鐔遍粸浠嶅湪缂洪櫡绔儴銆傚儏鐭矾绗�2鍌樻檪锛屽皫(d菐o)绶氳檿浜庢嚫娴浕浣嶇劇闆绘殘锛屾晠涓嶇櫦(f膩)鐔�锛岃鍦�2锛坆锛夈€傛晠绲曠罚瀛愬収(n猫i)閮ㄦ斁闆绘垨澶栭儴寮风儓鐨勬斁闆昏兘寮曡捣灞€閮ㄦ斁闆讳綅缃櫦(f膩)鐔�銆�
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