【正文】 28插入式振動(dòng)器_ZX50C89圓盤(pán)鋸410警衛(wèi)照明(1000W/km)711混凝土澆筑照明3012蛙式夯機(jī)113塔式起重機(jī)_QTZ80214合計(jì) 供電系統(tǒng)結(jié)構(gòu)表 總配箱1結(jié)構(gòu)表總配箱1干1分1雙籠電梯開(kāi)關(guān)箱雙籠電梯鋼筋對(duì)焊機(jī)開(kāi)關(guān)箱鋼筋對(duì)焊機(jī)鋼筋調(diào)直切斷機(jī)_GT6/14開(kāi)關(guān)箱鋼筋調(diào)直切斷機(jī)_GT6/14鋼筋切斷機(jī)開(kāi)關(guān)箱鋼筋切斷機(jī)塔式起重機(jī)_QTZ80（5810）開(kāi)關(guān)箱塔式起重機(jī)_QTZ80（5810）鋼筋彎曲機(jī)開(kāi)關(guān)箱鋼筋彎曲機(jī)電焊機(jī)開(kāi)關(guān)箱電焊機(jī)插入式振動(dòng)器_ZX50C開(kāi)關(guān)箱插入式振動(dòng)器_ZX50C圓盤(pán)鋸開(kāi)關(guān)箱圓盤(pán)鋸警衛(wèi)照明(1000W/km)開(kāi)關(guān)箱警衛(wèi)照明(1000W/km)混凝土澆筑照明開(kāi)關(guān)箱混凝土澆筑照明干2分2鋼筋彎曲機(jī)開(kāi)關(guān)箱鋼筋彎曲機(jī)鋼筋切斷機(jī)開(kāi)關(guān)箱鋼筋切斷機(jī)蛙式夯機(jī)開(kāi)關(guān)箱蛙式夯機(jī)雙籠電梯開(kāi)關(guān)箱雙籠電梯塔式起重機(jī)_QTZ80開(kāi)關(guān)箱塔式起重機(jī)_QTZ80圓盤(pán)鋸開(kāi)關(guān)箱圓盤(pán)鋸插入式振動(dòng)器_ZX50C開(kāi)關(guān)箱插入式振動(dòng)器_ZX50C鋼筋調(diào)直切斷機(jī)_GT6/14開(kāi)關(guān)箱鋼筋調(diào)直切斷機(jī)_GT6/14電焊機(jī)開(kāi)關(guān)箱電焊機(jī)混凝土澆筑照明開(kāi)關(guān)箱混凝土澆筑照明 確定用電負(fù)荷 總配箱1用電負(fù)荷(1)雙籠電梯組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (2)鋼筋對(duì)焊機(jī)組Kx = ，Cosφ = ，tgφ = 將Jc = 40%統(tǒng)一換算到Jc = 100%的額定容量Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = Pjs = KxPe = = Qjs = Pjstgφ = = (3)鋼筋調(diào)直切斷機(jī)_GT6/14組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (4)鋼筋切斷機(jī)組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (5)塔式起重機(jī)_QTZ80（5810）組Kx = ，Cosφ = ，tgφ = 將Jc = 40%統(tǒng)一換算到Jc = 25%的額定容量Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = Pjs = KxPe = = Qjs = Pjstgφ = = (6)鋼筋彎曲機(jī)組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (7)電焊機(jī)組Kx = ，Cosφ = ，tgφ = 將Jc = 40%統(tǒng)一換算到Jc = 100%的額定容量Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = Pjs = KxPe = = Qjs = Pjstgφ = = (8)插入式振動(dòng)器_ZX50C組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (9)圓盤(pán)鋸組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (10)警衛(wèi)照明(1000W/km)組Kx = ，Cosφ = ，tgφ = 0Pjs = KxPe = = Qjs = Pjstgφ = 0 = (11)混凝土澆筑照明組Kx = ，Cosφ = ，tgφ = 0Pjs = KxPe = = Qjs = Pjstgφ = 0 = (12)鋼筋彎曲機(jī)組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (13)鋼筋切斷機(jī)組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (14)蛙式夯機(jī)組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (15)雙籠電梯組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (16)塔式起重機(jī)_QTZ80組Kx = ，Cosφ = ，tgφ = 將Jc = 40%統(tǒng)一換算到Jc = 25%的額定容量Pe = n(Jc/Jc1)1/2Pn = 2()1/2 = Pjs = KxPe = = Qjs = Pjstgφ = = (17)圓盤(pán)鋸組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (18)插入式振動(dòng)器_ZX50C組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (19)鋼筋調(diào)直切斷機(jī)_GT6/14組Kx = ，Cosφ = ，tgφ = Pjs = KxPe = = Qjs = Pjstgφ = = (20)電焊機(jī)組Kx = ，Cosφ = ，tgφ = 將Jc = 40%統(tǒng)一換算到Jc = 100%的額定容量Pe = n(Jc/Jc1)1/2Pn = 1()1/2 = Pjs = KxPe = = Qjs = Pjstgφ = = (21)混凝土澆筑照明組Kx = ，Cosφ = ，tgφ = 0Pjs = KxPe = = Qjs = Pjstgφ = 0 = (22)總的計(jì)算負(fù)荷計(jì)算，干線同期系數(shù)取 Kx = 總的有功功率Pjs = KxΣPjs = (++++++++++++++++++++) = 總的無(wú)功功率Qjs =KxΣQjs = (++++++++++++++++++++) = 總的視在功率Sjs = (Pjs2+Qjs2)1/2 = (+)1/2 = 總的計(jì)算電流計(jì)算Ijs = Sjs/(Ue) = () = 由于總配線計(jì)算電流小于其干線電流值，所以取干線最大電流值： 選擇變壓器 根據(jù)計(jì)算的總的視在功率選擇SL7315/10型三相電力變壓器，≥(增容系數(shù))能夠滿足使用要求。施工現(xiàn)場(chǎng)臨時(shí)用電配電線路按照國(guó)家相關(guān)規(guī)范要求以及現(xiàn)場(chǎng)場(chǎng)地的實(shí)際情況進(jìn)行敷設(shè)。第二章 編制依據(jù)《施工現(xiàn)場(chǎng)臨時(shí)用電安全技術(shù)規(guī)范》JGJ462005《建筑工程施工現(xiàn)場(chǎng)供電安全規(guī)范》GB501942014《低壓配電設(shè)計(jì)規(guī)范》GB500542011《通用用電設(shè)備配電設(shè)計(jì)規(guī)范》GB500552011《供配電系統(tǒng)設(shè)計(jì)規(guī)范》GB500522009《建筑施工安全檢查標(biāo)準(zhǔn)》JGJ592011《建筑施工計(jì)算手冊(cè)》第三章 施工現(xiàn)場(chǎng)臨時(shí)用電平面布置圖 (此圖僅作施工現(xiàn)場(chǎng)臨時(shí)用電布置示意，用戶應(yīng)根據(jù)實(shí)際工程自行編制)第四章 臨時(shí)用電設(shè)計(jì) 現(xiàn)場(chǎng)勘探及初步設(shè)計(jì)(1) 本工程所在施工現(xiàn)場(chǎng)范圍內(nèi)無(wú)各種埋地管線。 選擇總箱的進(jìn)線截面及進(jìn)線開(kāi)關(guān) 總配箱1進(jìn)線(1)選擇導(dǎo)線截面： i) 按安全載流量： 上面已經(jīng)計(jì)算出總計(jì)算電流Ijs = ii) 按允許電壓降： S = KxΣ(PL)/C△U = () = iii) 根據(jù)前面兩條： 電纜線空氣明敷，銅芯聚氯乙烯絕緣電纜線VV3300+2150，其安全載流量為474A，截面面積300mm2，能夠滿足使用要求。分1至開(kāi)關(guān)箱，開(kāi)關(guān)箱至用電設(shè)備采用銅芯聚氯乙烯絕緣電纜線空氣明敷。(2)鋼筋對(duì)焊機(jī)開(kāi)關(guān)箱至鋼筋對(duì)焊機(jī)導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇i)計(jì)算電流Kx 取 ，Cosφ = Ijs = KxPe/(UeCosφ) = () = ii)選擇導(dǎo)線按允許電壓降：S = KxΣ(PL)/C△U = () = 選擇VV310+26，空氣明敷時(shí)其安全載流量為53A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為DZ1563/3，其脫扣器整定電流值為Ir = 49A。漏電保護(hù)器為ZBM1100/25。(6)鋼筋彎曲機(jī)開(kāi)關(guān)箱至鋼筋彎曲機(jī)導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇i)計(jì)算電流Kx 取 ，Cosφ = Ijs = KxPe/(UeCosφ) = () = ii)選擇導(dǎo)線按允許電壓降：S = KxΣ(PL)/C△U = () = 選擇VV34+2，空氣明敷時(shí)其安全載流量為30A。漏電保護(hù)器為RMM163/12。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為DZ520/3，其脫扣器整定電流值為Ir = 16A。漏電保護(hù)器為ZBM163/10。室外架空銅芯電纜線按機(jī)械強(qiáng)度的最小截面為10mm2，滿足要求。iii)選擇電氣設(shè)備選擇分配箱進(jìn)線開(kāi)關(guān)為DZ10600/3，其脫扣器整定電流值為Ir = 480A。 干2線路上導(dǎo)線截面及分配箱、開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇 在選擇前應(yīng)對(duì)照平面圖和系統(tǒng)圖先由用電設(shè)備至開(kāi)關(guān)箱計(jì)算，再由開(kāi)關(guān)箱至分配箱計(jì)算，選擇導(dǎo)線及開(kāi)關(guān)設(shè)備。(2)鋼筋切斷機(jī)開(kāi)關(guān)箱至鋼筋切斷機(jī)導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇i)計(jì)算電流Kx 取 ，Cosφ = Ijs = KxPe/(UeCosφ) = () = ii)選擇導(dǎo)線按允許電壓降：S = KxΣ(PL)/C△U = () = 選擇VV34+2，空氣明敷時(shí)其安全載流量為30A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為Hk215/3，熔斷器RC1A10其最大熔體電流為IRD = 10A，漏電保護(hù)器為ZBM163/10。(5)塔式起重機(jī)_QTZ80開(kāi)關(guān)箱至塔式起重機(jī)_QTZ80導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇i)計(jì)算電流Kx 取 ，Cosφ = Ijs = KxPe/(UeCosφ) = () = ii)選擇導(dǎo)線按允許電壓降：S = KxΣ(PL)/C△U = () = 選擇VV350+225，空氣明敷時(shí)其安全載流量為141A。iii)選擇電氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)為DZ520/3，其脫扣器整定電流值為Ir = 16A。(8)鋼筋調(diào)直切斷機(jī)_GT6/14開(kāi)關(guān)箱至鋼筋調(diào)直切斷機(jī)_GT6/14導(dǎo)線截面及開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇i)計(jì)算電流Kx 取 ，Cosφ = Ijs = KxPe/(UeCosφ) = () = ii)選擇導(dǎo)線按允許電壓降：S = KxΣ(PL)/C△U = () = 選擇VV310+26，空氣