供配電技術(shù)課件三零

4.7低壓電網(wǎng)短路電流計(jì)算

低壓電網(wǎng)短路電流計(jì)算的特點(diǎn)

低壓電網(wǎng)短路回路各元件的阻抗

低壓電網(wǎng)短路電流計(jì)算低與壓粉電炸網(wǎng)孟短刮路彎電插流環(huán)計(jì)盈算腔的托特禾點(diǎn)電漢力哈系辛統(tǒng)飛中決1跑k側(cè)V宜以偵下代電冠網(wǎng)蟻稱(chēng)液之把為軍低治壓替電值網(wǎng)剖，評(píng)其若短區(qū)路幕電經(jīng)流犧計(jì)椒算贈(zèng)與神高重壓畏電簡(jiǎn)網(wǎng)久相沫比究具芬有慕以嫁下率的旅特絞點(diǎn)磨：（朱1獻(xiàn)）樸配均電與變氧壓撥器呢容筒量崇遠(yuǎn)儲(chǔ)遠(yuǎn)頭小達(dá)于尿電議力卡系闖統(tǒng)櫻的罵容享量形，使因旁此肚變飽壓蓋器燦一傲次隙側(cè)糖可括以械作欲為礦無(wú)自窮掉大歇容聲量腰電擔(dān)源通系但統(tǒng)資來(lái)匪考銳慮啄；（賴(lài)2國(guó)）必低歇壓竹回勿路職中成各株元烏件吐的刻電尖阻關(guān)值洗與卻電旋抗膝值精之判比盆較避大窯不稻能并忽駱略奏，危因院此紅一蠟般董要期用昆阻折抗持計(jì)衣算煤，笨只沙有遷當(dāng)廊短蒼路莖回頂路倘的每總指電要阻賽小川于寒總岸電卷抗禽的鑼1晌/因3菊時(shí)套，稱(chēng)即庭，株才爸可芝以圖忽射略惑電毅阻句的分影慨響吼；（慚3址）窩低訓(xùn)壓鍵網(wǎng)洗中面電脖壓葡一駐般壩只僵有艇一絕級(jí)茶，民且欄元但件任的陡電勵(lì)阻嚇多董以姐m鴨Ω鋼(壘毫牢歐豪)窄計(jì)括，釘因火而娛用傅有徒名劇值時(shí)比尊較竿方巨便激；低幫壓疤電搖網(wǎng)宅短戒路引回日路椒各怠元博件綁的信阻偉抗(同4諸.扒7積.能1閘)式逗中配：Uk%、榆△司Pk—首—芬分磁別僚為吼變面壓著器浴短經(jīng)路膊電調(diào)壓失百職分剛值洞、許變按壓機(jī)器搜的泥短勢(shì)路直損匠耗賢(惹k寨W熔)個(gè)；SN穗T、膽UN萬(wàn)T患2—散—拔分楊別脂為兄變襲壓壺器臟的蝴額涼定捕容恥量餅(蚊M樣V徒A箭)撇、叛變籠壓膊器暴二鴨次柜側(cè)啊的依額音定科電昆壓盒(悠k鍛V酒)暮。1灑.未變臘壓幅器泄阻訓(xùn)抗2因.脂母摸線嘴的范阻臂抗(窩4旺.處7砍.確2裳)長(zhǎng)片度路在板1蒙0另～懷1磨5茅m輔以軟上抬的抓母雖線妖阻狀抗逮必獄須突考本慮。水倉(cāng)平圍排裹列糟的撈平概放播矩角形鑰母耽線匯電航抗烤可輕用潔下翁式追近蜓似蹲計(jì)疊算游：實(shí)典際坊計(jì)沸算梅中秤常岸采酷用杠如廣下斥近充似目值堪：截量面輪積哄S纖＞號(hào)5蠢0桐0意m鑄m2時(shí)絞,墾X0=證1朝7欠毫障歐至/材米層；截思面敢積密S丑≤凍5倒0在0瘋m捎m2時(shí)熊,火X0=非1戰(zhàn)3暴毫謝歐牌/精米砍。(喝4賞.仍7陵.余3科)低術(shù)壓幟電沙網(wǎng)勻短款路害回麻路舊各宗元角件染的羨阻事抗3終.逮其徒他俘元渣件纖的商阻吉抗自筋動(dòng)悠空傲氣體開(kāi)屆關(guān)俱的開(kāi)過(guò)唐電票流勤線泳圈勸，賽自挺動(dòng)才空夸氣模開(kāi)癢關(guān)撒及輔各刪種誘刀惜開(kāi)執(zhí)關(guān)濕的斜接翼觸蘇電鐘阻赤，饞電軌流處互喚感朗器毛一稼次驅(qū)線修圈頭的梨阻蹈抗壞等違，峽架守空扔線魔和送電丈纜乖的卵阻扣抗漫都圍可腸從潮有梅關(guān)弦手副冊(cè)頌查暫得喬。式貌中揪：吐—浙—白第疫i剪段弄線鄭路厘的離長(zhǎng)遠(yuǎn)度記、蛋截慨面灣積仿和瓜電聾阻踩率詢(xún)；—庭—襪第戰(zhàn)一與段閉線膏路罵的欲截辦面需積溫和攏電腹阻邁率挨。當(dāng)膜短耐路社回鐘路手中絹幾汪段探導(dǎo)植線捧截共面榆不止同院時(shí)槍?zhuān)瑲q應(yīng)薯按蠅以專(zhuān)下池方亡法刃將東它俗們瓶歸丈算查到浮同陷一茅截妄面泡。歸禿算涉以洪后鋸第到i凈段匆線動(dòng)路膠的茂等罷效儉長(zhǎng)距度徹為（巨）低護(hù)壓哀電侄網(wǎng)雹短帳路菊回退路躍各滲元刊件戲的擴(kuò)阻亡抗低戶(hù)壓撐電說(shuō)網(wǎng)亭短材路睜電問(wèn)流綠計(jì)坡算(慣4同.下7覽.職6叮)低難壓赤電卸網(wǎng)昌中外，填通貨常蕉只捧在陶一榴相丸或撇兩艱相俱裝垃設(shè)呢電材流雞互哭感跨器蔑，藝因別此切一根般稠選灑擇王沒(méi)覆有量電林流鋼互泄感舊器膜的將那一桶相深的考短宇路何回舊路撤總僑阻明抗解進(jìn)攏行旋計(jì)療算殖。1壞.眾三秩相毛短蕉路洪電查流柔周舒期愿分盤(pán)量還有庭效歷值簡(jiǎn)的宜計(jì)距算(佳4胡.宏7碼.敗7蓋)由悅于棉低攝壓皺電話網(wǎng)呀的梯電茅阻裝較置大導(dǎo)，們因項(xiàng)此梢短近路侮電濃流美的承非薯周鄰期邪分捕量產(chǎn)衰梳減醬要恨比舒高機(jī)壓皺電落網(wǎng)酷快怖得部多崖。課只封有累當(dāng)變有壓許器征容鳥(niǎo)量宴超勻過(guò)團(tuán)1修0講0茶0綢k援V刷A裂且聯(lián)短喚路頭點(diǎn)狐靠鹿近刷變咳壓承器時(shí)搖，商才基考紹慮壯非夸周距期舌分職量忽對(duì)托沖訊擊防電剩流脈的玩影作響經(jīng)。(刑4析.鑰7溝.焰8長(zhǎng))式附中掌：糕Ks局h—果—瓦沖淋擊鑼系橡數(shù)梁，批一嶄般肉取置1腔.惑3腸。低眼壓覆電屆網(wǎng)竄短求路具電朱流牛計(jì)周算2鉆.射三則相都短勻路世電漠流近非夏周飾期戚分島量和有傅效答值艘的鞠計(jì)勺算3遭.帳不卵對(duì)接稱(chēng)銀短攤路忌電臨流燒的球計(jì)姻算低賴(lài)壓愧電謊網(wǎng)武不窮對(duì)毯稱(chēng)縱短間路醬也燥采率用幅對(duì)蠻稱(chēng)惡分腸量幫法善進(jìn)鄉(xiāng)豐行疊分廟析恐，相由露于汪短瞧路赤點(diǎn)鏈距冬電傻源羞發(fā)稿電慕機(jī)見(jiàn)的側(cè)電甘氣母距常離蜻很則遠(yuǎn)省，秤且勸配溪電悶變?cè)讐合炂骱Y容摔量蘭與招電馳源