如果(guo)你(ni)需(xu)要購買磨(mo)粉機(ji),而(er)且區分不了雷(lei)蒙(meng)(meng)磨(mo)與球磨(mo)機(ji)的區別(bie),那么下面讓我來(lai)給你(ni)講解一下: 雷(lei)蒙(meng)(meng)磨(mo)和球磨(mo)機(ji)外形差(cha)異(yi)較大,雷(lei)蒙(meng)(meng)磨(mo)高達威猛,球磨(mo)機(ji)敦實個頭也不小,但是(shi)二者的工
隨著社(she)會經濟的(de)(de)快速發展,礦石(shi)磨粉(fen)的(de)(de)需求量越來越大,傳統的(de)(de)磨粉(fen)機(ji)已(yi)經不能(neng)滿(man)足生產的(de)(de)需要(yao),為了(le)滿(man)足生產需求,黎明重工加(jia)緊科研步(bu)伐(fa),生產出(chu)了(le)全自動智能(neng)化環(huan)保(bao)節能(neng)立式磨粉(fen)
網頁2016年8月19日??MY3*6+1*6電(dian)(dian)纜(lan)的每千(qian)米(mi)電(dian)(dian)抗、電(dian)(dian)阻(zu)(zu)值(zhi)為(wei)多(duo)少(shao)?電(dian)(dian)導(dao)率(lv)為(wei)多(duo)少(shao)?MY3*4+1*4電(dian)(dian)纜(lan)的每千(qian)米(mi)電(dian)(dian)抗、電(dian)(dian)阻(zu)(zu)值(zhi)為(wei)多(duo)少(shao)?電(dian)(dian)導(dao)率(lv)為(wei)多(duo)少(shao)? 展開 我(wo)來答 5個回答 #熱議(yi)# 富含(han)維C的水果為(wei)何不能做熟吃? 阿笨1974 推薦于(yu) 知道(dao)合伙人教育行(xing)
網頁導(dao)線(xian)(xian)、電(dian)纜(lan)(lan)的(de)電(dian)阻(zu)(zu)和電(dian)抗(kang)的(de)計算(suan) 1.導(dao)線(xian)(xian)(電(dian)纜(lan)(lan))的(de)電(dian)阻(zu)(zu)計算(suan) 每(mei)千米長導(dao)線(xian)(xian)(電(dian)纜(lan)(lan))的(de)交流(liu)電(dian)阻(zu)(zu)R0按下式計算(suan) S——導(dao)線(xian)(xian)標稱(cheng)截面(mm2): ρ——導(dao)線(xian)(xian)材料的(de)電(dian)阻(zu)(zu)率(Ω?mm2/Km) 導(dao)線(xian)(xian)溫度發(fa)生變(bian)化(hua)(hua)時,其電(dian)阻(zu)(zu)值也要發(fa)生變(bian)化(hua)(hua),溫度與電(dian)阻(zu)(zu)的(de)關系如下
網頁注1110kV高(gao)壓電纜(lan)的平均電抗(kang):X=018Ω/km 。 2表(biao)中所列為(wei)正序電抗(kang)X1,負序電抗(kang)X2= X1,零序電抗(kang)X0= 35X1。 附錄C各電壓等級(ji)基(ji)(ji)準值表(biao) 表(biao)C1基(ji)(ji)準容量Sb=1000MVA時的基(ji)(ji)準值表(biao) Ub(kV) 04 63 105
網頁(ye)2016年11月20日??常用煤礦10KV電纜(lan)電阻(zu)電抗 表 系統(tong)標簽: 電抗 煤礦 電纜(lan) 電阻(zu) 型(xing)號截面允許(xu)載流量每公(gong)里電阻(zu)每公(gong)里電抗備注8980642044903210236018701504040
網頁2020年10月9日??U0——電(dian)纜(lan)(lan)及附(fu)件(jian)設(she)計的導(dao)體和絕(jue)緣屏蔽(bi)之間的額定工頻電(dian)壓有(you)效(xiao)(xiao)值,單位(wei)為(wei)kV;U——電(dian)纜(lan)(lan)及附(fu)件(jian)設(she)計的各相導(dao)體間的額定工頻電(dian)壓有(you)效(xiao)(xiao)值,單位(wei)為(wei)kV。 雷(lei)(lei)電(dian)沖擊(ji)電(dian)壓 UP——電(dian)纜(lan)(lan)及附(fu)件(jian)設(she)計所需(xu)承受的雷(lei)(lei)電(dian)沖擊(ji)電(dian)壓的峰值,既基(ji)本絕(jue)緣水平BIL,單位(wei)
網頁2018年6月5日??來源: 電(dian)力知識課堂 10KV電(dian)纜的線路損耗(hao)及電(dian)阻計(ji)算(suan)(suan)(suan)公式 線損理(li)論(lun)計(ji)算(suan)(suan)(suan)是降(jiang)損節能(neng),加(jia)強(qiang)線損管理(li)的一項(xiang)重要的技(ji)術(shu)(shu)管理(li)手段(duan)。通(tong)過(guo)理(li)論(lun)計(ji)算(suan)(suan)(suan)可(ke)發現電(dian)能(neng)損失在(zai)電(dian)網中分布規律,通(tong)過(guo)計(ji)算(suan)(suan)(suan)分析(xi)能(neng)夠暴露出管理(li)和技(ji)術(shu)(shu)上(shang)的問題,對降(jiang)損工作提(ti)供理(li)論(lun)和技(ji)術(shu)(shu)
網(wang)頁2018年(nian)(nian)10月24日??原創力文檔創建于2008年(nian)(nian),本站為文檔C2C交易模(mo)式,即用戶上傳的 文檔直接分(fen)享給其他用戶(可下載(zai)、閱讀),本站只是中間服務平臺,本站所(suo)有(you)文檔下載(zai)所(suo)得的收益歸上傳人所(suo)有(you)。原創力文檔是網(wang)絡(luo)服務平臺方,若您的權利(li)被(bei)侵害,侵權客(ke)服
網(wang)頁2020年5月(yue)25日??礦(kuang)用電(dian)(dian)纜(lan)的每千米電(dian)(dian)抗(kang)電(dian)(dian)阻(zu)值(zhi)為(wei) 多少電(dian)(dian)導率為(wei)多少 您當前(qian)的位置:主頁 礦(kuang)用電(dian)(dian)纜(lan)的每千米電(dian)(dian)抗(kang)電(dian)(dian)阻(zu)值(zhi)為(wei)多少電(dian)(dian)導率為(wei)多少 電(dian)(dian)氣設(she)(she)備(bei)預防性(xing)試驗(yan)規(gui)程596范文網(wang) 本標(biao)準不(bu)適用于高(gao)壓直(zhi)流輸電(dian)(dian)設(she)(she)備(bei)、礦(kuang)用及(ji)其(qi)它(ta)特殊條件下使(shi)用的電(dian)(dian)力設(she)(she)備(bei),也不(bu)適
網頁2022年4月7日??電(dian)阻(zu)(zu)率(lv) 特(te)(te)定(ding)導體(ti)材料的(de)電(dian)阻(zu)(zu)率(lv)是衡量材料抵抗電(dian)流通過它(ta)的(de)強(qiang)度的(de)量度。 這(zhe)種電(dian)阻(zu)(zu)率(lv)系數,有時稱(cheng)為“比電(dian)阻(zu)(zu)”,使不同類(lei)型導體(ti)的(de)電(dian)阻(zu)(zu)能(neng)夠在特(te)(te)定(ding)溫度下根據它(ta)們的(de)物理特(te)(te)性相互比較,而不考慮它(ta)們的(de)長度或(huo)橫截面(mian)積(ji)。 因此,ρ的(de)電(dian)阻(zu)(zu)率(lv)值越高,電(dian)阻(zu)(zu)越
網頁2019年3月27日??其(qi)電(dian)阻計算(suan)公式: 20℃時:175÷截(jie)面積(ji)(平方(fang)毫(hao)米(mi))=每(mei)千(qian)米(mi)電(dian)阻值(zhi)(Ω) 75℃時:217÷截(jie)面積(ji)(平方(fang)毫(hao)米(mi))=每(mei)千(qian)米(mi)電(dian)阻值(zhi)(Ω) 其(qi)壓降(jiang)計算(suan)公式(按歐姆定律(lv)):V=R×A 線(xian)損是與其(qi)使用的(de)壓降(jiang)、 電(dian)流 有關。 其(qi)線(xian)損計算(suan)公式: P=V×A P線(xian)
網頁注1110kV高壓電(dian)纜的平均(jun)電(dian)抗(kang):X=018Ω/km 。 2表(biao)中所列為正序電(dian)抗(kang)X1,負(fu)序電(dian)抗(kang)X2= X1,零序電(dian)抗(kang)X0= 35X1。 附錄C各電(dian)壓等級(ji)基準值表(biao) 表(biao)C1基準容量Sb=1000MVA時的基準值表(biao) Ub(kV) 04 63 105
網頁每(mei)相對地電容 (μF) 介質損耗角正切值(zhi) 10432 034 00008 1223 042 00008 1891 055 00008 8033 026 00008 *截面(mian)積(mm2) *電阻率(Ω/km) *電抗率(Ω/km) 48 QWV223*240 240 0078 009 95 XLPE64/1×400 400 00542 00902 96 XLPE64/1×630 630 0
網頁(ye)2020年10月(yue)9日??U0——電(dian)纜及附(fu)件(jian)設(she)計(ji)的(de)(de)(de)導(dao)體和絕緣屏蔽之間的(de)(de)(de)額定工頻電(dian)壓有(you)效值,單位為(wei)kV;U——電(dian)纜及附(fu)件(jian)設(she)計(ji)的(de)(de)(de)各相導(dao)體間的(de)(de)(de)額定工頻電(dian)壓有(you)效值,單位為(wei)kV。 雷電(dian)沖(chong)擊電(dian)壓 UP——電(dian)纜及附(fu)件(jian)設(she)計(ji)所需承受的(de)(de)(de)雷電(dian)沖(chong)擊電(dian)壓的(de)(de)(de)峰值,既基(ji)本絕緣水平BIL,單位
網頁2013年10月22日??導(dao)線(xian)(電(dian)(dian)(dian)纜)的(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)計算每千米長導(dao)線(xian)(電(dian)(dian)(dian)纜)的(de)(de)(de)交流(liu)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)Rρ——導(dao)線(xian)材料的(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)率(Ωmm/Km)導(dao)線(xian)溫(wen)度(du)發生變(bian)化時(shi),其電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)值(zhi)也要發生變(bian)化,溫(wen)度(du)與電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)的(de)(de)(de)關系如下Rt=R20{1+20(t—20)}Rt—溫(wen)度(du)t時(shi)的(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(Km)R20—溫(wen)度(du)為20時(shi)的(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)(Km)常用(yong)導(dao)電(dian)(dian)(dian)金屬線(xian)在20時(shi)的(de)(de)(de)電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)率,導(dao)電(dian)(dian)(dian)率和電(dian)(dian)(dian)阻(zu)(zu)(zu)(zu)溫(wen)度(du)系數
網(wang)頁2018年2月4日??本節主要介紹(shao)電力(li)線(xian)(xian)路的(de)(de)(de)參數及其計算。 電力(li)線(xian)(xian)路的(de)(de)(de)電氣參數是指線(xian)(xian)路的(de)(de)(de)電阻r、電抗x、電導g和(he)電納b。 下(xia)面就架(jia)空線(xian)(xian)路參數進行討論(架(jia)空線(xian)(xian)一般采用(yong)鋁線(xian)(xian)、鋼(gang)芯(xin)(xin)鋁線(xian)(xian)和(he)銅線(xian)(xian))。 1 輸(shu)電線(xian)(xian)路的(de)(de)(de)電阻 有(you)色金(jin)屬導線(xian)(xian)(含鋁線(xian)(xian)、鋼(gang)芯(xin)(xin)鋁線(xian)(xian)和(he)銅線(xian)(xian))每(mei)單位長度(du)的(de)(de)(de)
網頁2013年7月(yue)26日(ri)??電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)電(dian)(dian)(dian)阻(zu)(zu)電(dian)(dian)(dian)抗(kang)查詢(xun)xls 上傳 電(dian)(dian)(dian)阻(zu)(zu) 電(dian)(dian)(dian)抗(kang) 阻(zu)(zu)抗(kang) 電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 電(dian)(dian)(dian)纜(lan)(lan)電(dian)(dian)(dian)阻(zu)(zu) 電(dian)(dian)(dian)纜(lan)(lan)的(de)(de)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 高壓(ya)電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 10kv電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu)標準 熱(re)電(dian)(dian)(dian)阻(zu)(zu)電(dian)(dian)(dian)纜(lan)(lan) 電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 低壓(ya)電(dian)(dian)(dian)纜(lan)(lan)絕(jue)(jue)(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)(zu) 文(wen)檔(dang)格式: xls 文(wen)檔(dang)大小(xiao): 270K 文(wen)檔(dang)頁數: 2 頁
網頁(ye)2017年12月(yue)5日??以下是電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)阻(zu)值(zhi)與規格型(xing)號表大全,歡迎閱讀(du)! 一、新(xin)(xin)電(dian)(dian)纜(lan)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)阻(zu)的(de)(de)(de)(de)(de)(de)Z低值(zhi) (非測(ce)量相(xiang)接地) 新(xin)(xin)電(dian)(dian)纜(lan)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)阻(zu)的(de)(de)(de)(de)(de)(de)Z低值(zhi)可比照制(zhi)造廠(chang)給出(chu)的(de)(de)(de)(de)(de)(de)20℃條(tiao)件下,每(mei)千(qian)米長度的(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)阻(zu)的(de)(de)(de)(de)(de)(de)Z低值(zhi) (按電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)(de)實際長度、電(dian)(dian)纜(lan)絕(jue)緣(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)(de)實際溫度,折(zhe)算到(dao)對應(ying)的(de)(de)(de)(de)(de)(de)數值(zhi))。 如(ru)
網頁(ye)2013年10月(yue)15日??架(jia)空(kong)(kong)(kong)及電(dian)(dian)(dian)纜(lan)線(xian)路(lu)(lu)每公里的電(dian)(dian)(dian)抗(kang)值(zhi)doc 上傳 電(dian)(dian)(dian)纜(lan)的電(dian)(dian)(dian)阻和電(dian)(dian)(dian)抗(kang) 架(jia)空(kong)(kong)(kong)電(dian)(dian)(dian)纜(lan) 架(jia)空(kong)(kong)(kong)電(dian)(dian)(dian)纜(lan)型(xing)號(hao) lgjq 400線(xian)路(lu)(lu)電(dian)(dian)(dian)抗(kang) 線(xian)路(lu)(lu)零序(xu)電(dian)(dian)(dian)抗(kang)怎么算 電(dian)(dian)(dian)纜(lan)架(jia)空(kong)(kong)(kong)敷設(she) 架(jia)空(kong)(kong)(kong)絕緣電(dian)(dian)(dian)纜(lan) 架(jia)空(kong)(kong)(kong)電(dian)(dian)(dian)纜(lan)設(she)計(ji)規(gui)范 架(jia)空(kong)(kong)(kong)線(xian)路(lu)(lu) 電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)線(xian)路(lu)(lu)保護區 文檔(dang)格式(shi): doc 文檔(dang)大(da)小: 1480K 文檔(dang)頁(ye)數(shu): 2 頁(ye)
網頁(ye)2021年4月12日??合格的 電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan) 的絕(jue)緣電(dian)(dian)(dian)(dian)阻通(tong)常很高,其最(zui)低數(shu)值可按制造廠規定:新(xin)電(dian)(dian)(dian)(dian)纜(lan)每一纜(lan)芯對(dui)外皮(pi)的絕(jue)緣電(dian)(dian)(dian)(dian)阻(20℃時(shi)每千米電(dian)(dian)(dian)(dian)阻值),額定電(dian)(dian)(dian)(dian)壓6KV及(ji)以上的應(ying)不小于(yu)100MΩ,額定電(dian)(dian)(dian)(dian)壓1~3KV時(shi)應(ying)不小于(yu)50MΩ。 絕(jue)緣電(dian)(dian)(dian)(dian)阻值多少為標準 : (來源于(yu)網絡) 根據規定,電(dian)(dian)(dian)(dian)力(li)(li)
網頁2016年12月2日(ri)??金屬的(de)(de)電(dian)(dian)(dian)導率(lv)隨(sui)著溫(wen)(wen)(wen)度(du)的(de)(de)增(zeng)高而降(jiang)低(di)。 HYPERLINK "/doc/html" \t "blank" 半導體 的(de)(de)電(dian)(dian)(dian)導率(lv)隨(sui)著溫(wen)(wen)(wen)度(du)的(de)(de)增(zeng)高而增(zeng)高。在一(yi)段溫(wen)(wen)(wen)度(du)值域內,電(dian)(dian)(dian)導率(lv)可(ke)以(yi)被近似為與(yu)溫(wen)(wen)(wen)度(du)成正(zheng)比。為了(le)要比較物質在不(bu)同(tong)溫(wen)(wen)(wen)度(du)狀況的(de)(de)電(dian)(dian)(dian)導率(lv),必須(xu)設(she)定一(yi)個共同(tong)的(de)(de)參考溫(wen)(wen)(wen)度(du)。
網頁2013年10月(yue)22日(ri)??導(dao)(dao)線(電(dian)(dian)纜)的(de)電(dian)(dian)阻(zu)(zu)(zu)計算每(mei)千(qian)米長導(dao)(dao)線(電(dian)(dian)纜)的(de)交流(liu)電(dian)(dian)阻(zu)(zu)(zu)Rρ——導(dao)(dao)線材(cai)料的(de)電(dian)(dian)阻(zu)(zu)(zu)率(lv)(Ωmm/Km)導(dao)(dao)線溫度發生(sheng)變(bian)化(hua)(hua)時(shi),其電(dian)(dian)阻(zu)(zu)(zu)值也要發生(sheng)變(bian)化(hua)(hua),溫度與電(dian)(dian)阻(zu)(zu)(zu)的(de)關系如(ru)下(xia)Rt=R20{1+20(t—20)}Rt—溫度t時(shi)的(de)電(dian)(dian)阻(zu)(zu)(zu)(Km)R20—溫度為(wei)20時(shi)的(de)電(dian)(dian)阻(zu)(zu)(zu)(Km)常用導(dao)(dao)電(dian)(dian)金屬線在20時(shi)的(de)電(dian)(dian)阻(zu)(zu)(zu)率(lv),導(dao)(dao)電(dian)(dian)率(lv)和電(dian)(dian)阻(zu)(zu)(zu)溫度系數
網頁2013年7月26日??電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)電(dian)(dian)(dian)(dian)(dian)(dian)抗查詢xls 上傳(chuan) 電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 電(dian)(dian)(dian)(dian)(dian)(dian)抗 阻(zu)(zu)(zu)抗 電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 高(gao)壓電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 10kv電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)標準 熱電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan) 電(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 低壓電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)(zu) 文(wen)檔格式(shi): xls 文(wen)檔大小: 270K 文(wen)檔頁數: 2 頁
網頁1、1140kv礦(kuang)用電(dian)纜對地絕(jue)緣(yuan)電(dian)阻應大(da)于(yu)多少(shao)兆歐 額(e)(e)定(ding)(ding)電(dian)壓1140V的電(dian)動機絕(jue)緣(yuan)電(dian)阻不能(neng)低于(yu)1兆歐。 2、1140伏的電(dian)纜電(dian)纜絕(jue)緣(yuan)多少(shao)為(wei)正(zheng)常 電(dian)纜或電(dian)器設備的絕(jue)緣(yuan)電(dian)阻值是根據其額(e)(e)定(ding)(ding)電(dian)壓來(lai)定(ding)(ding),如(ru)該電(dian)纜的額(e)(e)定(ding)(ding)工作電(dian)壓為(wei)1140伏,那(nei)么該電(dian)纜的額(e)(e)定(ding)(ding)絕(jue)絕(jue)值為(wei)14兆歐。 3
網頁2018年(nian)10月24日??原(yuan)創(chuang)力文(wen)檔創(chuang)建(jian)于2008年(nian),本站(zhan)為(wei)文(wen)檔C2C交易模式,即用(yong)戶上(shang)傳(chuan)的(de) 文(wen)檔直接分享(xiang)給其(qi)他用(yong)戶(可(ke)下載(zai)、閱讀),本站(zhan)只是(shi)(shi)中間服(fu)務平臺,本站(zhan)所有文(wen)檔下載(zai)所得的(de)收益歸上(shang)傳(chuan)人所有。原(yuan)創(chuang)力文(wen)檔是(shi)(shi)網絡服(fu)務平臺方(fang),若您的(de)權利被侵害,侵權客服(fu)
網(wang)頁(ye)2013年10月(yue)15日(ri)??架(jia)(jia)空(kong)及電(dian)纜線路每公里的電(dian)抗值doc 上傳 電(dian)纜的電(dian)阻和電(dian)抗 架(jia)(jia)空(kong)電(dian)纜 架(jia)(jia)空(kong)電(dian)纜型號 lgjq 400線路電(dian)抗 線路零序(xu)電(dian)抗怎么算 電(dian)纜架(jia)(jia)空(kong)敷設(she)(she) 架(jia)(jia)空(kong)絕緣電(dian)纜 架(jia)(jia)空(kong)電(dian)纜設(she)(she)計(ji)規范 架(jia)(jia)空(kong)線路 電(dian)力電(dian)纜線路保(bao)護區 文(wen)檔格(ge)式(shi): doc 文(wen)檔大(da)小: 1480K 文(wen)檔頁(ye)數: 2 頁(ye)
網(wang)頁國家級重(zhong)點建設項目(mu)推薦單位四十多(duo)年行業經驗,專業提供(gong)了規格齊全、質(zhi)量(liang)可靠(kao)的(de)礦(kuang)用電(dian)(dian)纜 15平方電(dian)(dian)線(xian)每(mei)米電(dian)(dian)阻為(wei)(wei)0112歐姆銅線(xian)阻率(lv)為(wei)(wei)00172,鋁線(xian)阻率(lv)為(wei)(wei)00283 。一個(ge)15平方導線(xian)的(de)電(dian)(dian)阻是多(duo)少
網頁2017年(nian)6月15日(ri)??比如(ru)下面就是一個電線(xian)的參數手冊。 圖中,介紹了電線(xian)的參數,比如(ru): 額(e)定電壓:300V 溫度范圍:100℃~+150℃200℃ 導(dao)線(xian):鍍錫銅線(xian) 絕緣體:ETFT鐵(tie)氟龍 圖
網(wang)頁2020年3月(yue)29日??電(dian)(dian)線(xian)絕(jue)(jue)緣值達到多少(shao)兆(zhao)(zhao)歐(ou)算合格(ge) 1用絕(jue)(jue)緣搖表搖測,一(yi)般(ban)10兆(zhao)(zhao)歐(ou)以上為良好,當(dang)然越大越好。 2萬用表測量電(dian)(dian)線(xian)對地絕(jue)(jue)緣電(dian)(dian)阻值一(yi)般(ban)最小5兆(zhao)(zhao)歐(ou)以上,因為萬用表表內電(dian)(dian)源一(yi)般(ban)都是9V疊(die)層(ceng)電(dian)(dian)池(chi),擊穿(chuan)能力差。 電(dian)(dian)纜的絕(jue)(jue)緣電(dian)(dian)阻值與電(dian)(dian)纜的種(zhong)類、電(dian)(dian)壓等級、電(dian)(dian)纜
網頁2017年3月10日(ri)??電(dian)(dian)(dian)導(dao)——電(dian)(dian)(dian)阻(zu)(zu)的倒數(shu)(shu),單位(wei) 西(xi)門(men)子 電(dian)(dian)(dian)納——電(dian)(dian)(dian)抗(kang)的導(dao)數(shu)(shu),單位(wei)西(xi)門(men)子 導(dao)納——電(dian)(dian)(dian)導(dao)與(yu)電(dian)(dian)(dian)納復合參數(shu)(shu),實部(bu)為電(dian)(dian)(dian)導(dao),虛部(bu)為電(dian)(dian)(dian)納,單位(wei)西(xi)門(men)子 在具有電(dian)(dian)(dian)阻(zu)(zu)、電(dian)(dian)(dian)感和(he)電(dian)(dian)(dian)容(rong)的電(dian)(dian)(dian)路里,對交流電(dian)(dian)(dian)所(suo)起的阻(zu)(zu)礙作用叫做阻(zu)(zu)抗(kang)。 阻(zu)(zu)抗(kang)常用Z表示。 阻(zu)(zu)抗(kang)由(you)電(dian)(dian)(dian)阻(zu)(zu)、感抗(kang)和(he)容(rong)
網頁2021年7月14日??電導(dao)率(lv)(lv)(lv),英語為electrical conductivity。IACS電導(dao)率(lv)(lv)(lv)百分(fen)值(zhi)為IACS體積電導(dao)率(lv)(lv)(lv)百分(fen)值(zhi)或IACS質量電導(dao)率(lv)(lv)(lv)百分(fen)值(zhi),其值(zhi)為國際退火銅標準規(gui)定的電阻(zu)率(lv)(lv)(lv)(不管(guan)是體積和質量的)對相同(tong)單位試樣電阻(zu)率(lv)(lv)(lv)之比乘以100%。如銅體積電阻(zu)率(lv)(lv)(lv)推(tui)導(dao)的IACS電導(dao)率(lv)(lv)(lv)公(gong)式(shi)
網頁2020年(nian)3月29日(ri)??電(dian)線(xian)絕(jue)緣(yuan)(yuan)值達到多少(shao)兆歐(ou)(ou)算合格 1用絕(jue)緣(yuan)(yuan)搖表(biao)搖測(ce),一(yi)般(ban)(ban)10兆歐(ou)(ou)以(yi)上為良好,當然越大越好。 2萬(wan)用表(biao)測(ce)量(liang)電(dian)線(xian)對地絕(jue)緣(yuan)(yuan)電(dian)阻值一(yi)般(ban)(ban)最小5兆歐(ou)(ou)以(yi)上,因為萬(wan)用表(biao)表(biao)內電(dian)源一(yi)般(ban)(ban)都是9V疊(die)層電(dian)池,擊(ji)穿能力差。 電(dian)纜的絕(jue)緣(yuan)(yuan)電(dian)阻值與電(dian)纜的種類、電(dian)壓等級、電(dian)纜
網頁(ye)2017年6月(yue)15日(ri)??比如(ru)下面就(jiu)是一個電線的參數(shu)手冊。 圖(tu)中(zhong),介紹了電線的參數(shu),比如(ru): 額定電壓:300V 溫度范(fan)圍:100℃~+150℃200℃ 導線:鍍錫銅線 絕緣(yuan)體:ETFT鐵氟龍(long) 圖(tu)
網頁2017年11月30日(ri)??電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜電(dian)(dian)(dian)(dian)抗(kang)值doc,? 7、電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜電(dian)(dian)(dian)(dian)容、電(dian)(dian)(dian)(dian)感、電(dian)(dian)(dian)(dian)抗(kang) 06/1kV聚氯乙烯絕緣電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)纜電(dian)(dian)(dian)(dian)容 標稱(cheng)截面(mian) (mm2 原創(chuang)力文(wen)檔創(chuang)建于2008年,本(ben)站為文(wen)檔C2C交易模(mo)式,即用戶上傳(chuan)的(de)文(wen)檔直接分享(xiang)給其他用戶(可下載、閱讀),本(ben)站只是中間服(fu)務平臺,本(ben)站
網(wang)頁2017年3月10日??電(dian)(dian)(dian)(dian)(dian)導——電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)的倒數,單位 西門(men)子(zi) 電(dian)(dian)(dian)(dian)(dian)納(na)——電(dian)(dian)(dian)(dian)(dian)抗的導數,單位西門(men)子(zi) 導納(na)——電(dian)(dian)(dian)(dian)(dian)導與電(dian)(dian)(dian)(dian)(dian)納(na)復合參數,實部為電(dian)(dian)(dian)(dian)(dian)導,虛(xu)部為電(dian)(dian)(dian)(dian)(dian)納(na),單位西門(men)子(zi) 在具有電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)、電(dian)(dian)(dian)(dian)(dian)感和(he)電(dian)(dian)(dian)(dian)(dian)容(rong)的電(dian)(dian)(dian)(dian)(dian)路里,對(dui)交流電(dian)(dian)(dian)(dian)(dian)所(suo)起的阻(zu)(zu)礙(ai)作用叫做(zuo)阻(zu)(zu)抗。 阻(zu)(zu)抗常(chang)用Z表示。 阻(zu)(zu)抗由電(dian)(dian)(dian)(dian)(dian)阻(zu)(zu)、感抗和(he)容(rong)
網(wang)頁在線(xian)電(dian)導(dao)率(lv)(lv)單(dan)位換算 電(dian)導(dao)率(lv)(lv)(conductivity)是用(yong)來描述物質中電(dian)荷流動難易程度(du)的(de)參數。在公式中,電(dian)導(dao)率(lv)(lv)用(yong)希臘字母(mu)σ來表(biao)示
網頁(ye)11衡量電能(neng)質量的(de)基本(ben)指標是(shi)什么?電壓偏(pian)移(yi)過(guo)大的(de)危害及正常運(yun)行(xing)情況下各(ge)類用戶的(de)允許電壓偏(pian)移(yi)為多少? 故障(zhang)點的(de)能(neng)量不(bu)同(tong)(tong),上述各(ge)種氣體產生的(de)速(su)率也不(bu)同(tong)(tong)。這(zhe)是(shi)由(you)于在油紙等碳(tan)氫化(hua)合物的(de)化(hua)學結構中因原(yuan)子間的(de)化(hua)學鍵不(bu)同(tong)(tong),各(ge)種鍵的(de)鍵能(neng)也不(bu)同(tong)(tong)。
網(wang)頁(ye)660v低壓電(dian)(dian)(dian)(dian)網(wang)電(dian)(dian)(dian)(dian)機的絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻是(shi)(shi)066兆(zhao)歐。 絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻是(shi)(shi)電(dian)(dian)(dian)(dian)氣(qi)(qi)設備和(he)電(dian)(dian)(dian)(dian)氣(qi)(qi)線路最基(ji)本的絕(jue)緣(yuan)(yuan)指標(biao)。 660V控制回路絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻值是(shi)(shi)多少 660V電(dian)(dian)(dian)(dian)網(wang),絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻不(bu)應低于(yu)05兆(zhao)歐。 低了容易引起(qi)跳閘。 井下(xia)(xia)660伏最低絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻值 井下(xia)(xia)660伏電(dian)(dian)(dian)(dian)壓最低絕(jue)緣(yuan)(yuan)電(dian)(dian)(dian)(dian)阻值是(shi)(shi)05兆(zhao)歐,小于(yu)此(ci)值
網(wang)頁2022年12月8日??電(dian)(dian)氣工程(cheng)基(ji)礎習題集(ji)第1章電(dian)(dian)力(li)系(xi)(xi)統的(de)基(ji)本概(gai)念11電(dian)(dian)力(li)網(wang)電(dian)(dian)力(li)系(xi)(xi)統和動(dong)力(li)系(xi)(xi)統的(de)定義是(shi)什么基(ji)本構成形式如(ru)何12對電(dian)(dian)力(li)系(xi)(xi)統運行(xing)的(de)基(ji)本要求是(shi)什么13電(dian)(dian)力(li)系(xi)(xi)統的(de)電(dian)(dian)氣接線圖(tu)和地理接線圖(tu)有何區別14電(dian)(dian)力(li)系(xi)(xi)統的(de)額(e)定電(dian)(dian)壓是(shi)如(ru)何確定的(de)系(xi)(xi)統各元件的(de)額(e)定
網(wang)頁2017年(nian)11月10日??金屬的(de)電(dian)導(dao)率(lv)(lv)隨(sui)著溫(wen)度(du)(du)的(de)增(zeng)高而(er)降低(di)。在一段(duan)溫(wen)度(du)(du)值域內,電(dian)導(dao)率(lv)(lv)可以被近(jin)似(si)為與(yu)溫(wen)度(du)(du)成正比(bi)。為了要比(bi)較(jiao)物質(zhi)在不同溫(wen)度(du)(du)狀況的(de)電(dian)導(dao)率(lv)(lv),必須設定(ding)一個(ge)共同的(de)參考溫(wen)度(du)(du)。電(dian)導(dao)率(lv)(lv)與(yu)溫(wen)度(du)(du)的(de)相
網頁2021年8月8日??高(gao)純水(shui)(shui)主(zhu)要指水(shui)(shui)的(de)溫度為(wei)25℃時,電導(dao)率(lv)小于01us/cm ,pH值為(wei)6870及去(qu)除(chu)其他雜質和細菌的(de)水(shui)(shui)。 高(gao)純水(shui)(shui),是指將(jiang)水(shui)(shui)中的(de)導(dao)電介質幾乎全部去(qu)除(chu),又(you)將(jiang)水(shui)(shui)中不離解(jie)的(de)膠體物(wu)質、氣(qi)體和有機物(wu)均去(qu)除(chu)至很低程度的(de)水(shui)(shui)。