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目錄HYPERLINK\l"_Toc381285264"一、施工條件2HYPERLINK\l"_Toc381285265"1.1、工程概況2HYPERLINK\l"_Toc381285266"1.2、施工現(xiàn)場(chǎng)用電量統(tǒng)計(jì)表2HYPERLINK\l"_Toc381285267"二、設(shè)計(jì)內(nèi)容和步驟3HYPERLINK\l"_Toc381285268"2.1、現(xiàn)場(chǎng)勘探及初步設(shè)計(jì)3HYPERLINK\l"_Toc381285269"2.2、確定用電負(fù)荷3HYPERLINK\l"_Toc381285270"2.3、選擇變壓器14HYPERLINK\l"_Toc381285271"2.4、選擇總箱的進(jìn)線截面及進(jìn)線開(kāi)關(guān)14HYPERLINK\l"_Toc381285272"2.5、10#樓線路上導(dǎo)線截面及分配箱、開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇14HYPERLINK\l"_Toc381285273"2.6、22#樓及地下車(chē)庫(kù)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21HYPERLINK\l"_Toc381285274"2.7、19#樓及地下車(chē)庫(kù)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27HYPERLINK\l"_Toc381285275"2.8、11#樓線路上導(dǎo)線截面及分配箱、開(kāi)關(guān)箱內(nèi)電氣設(shè)備選擇34HYPERLINK\l"_Toc381285276"2.9、25#樓及地下車(chē)庫(kù)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40HYPERLINK\l"_Toc381285277"三、繪制臨時(shí)供電施工圖46HYPERLINK\l"_Toc381285278"3.1、臨時(shí)供電系統(tǒng)圖46HYPERLINK\l"_Toc381285279"3.2、施工現(xiàn)場(chǎng)臨時(shí)用電平面圖57HYPERLINK\l"_Toc381285280"四、安全用電技術(shù)措施60HYPERLINK\l"_Toc381285281"4.1安全用電技術(shù)措施60HYPERLINK\l"_Toc381285282"4.2安全用電組織措施65HYPERLINK\l"_Toc381285283"4.3自備電源的安全技術(shù)要求66HYPERLINK\l"_Toc381285284"4.4外電防護(hù)的安全技術(shù)要求67HYPERLINK\l"_Toc381285285"4.5安全用電防火措施67HYPERLINK\l"_Toc381285286"4.6現(xiàn)場(chǎng)安全技術(shù)檔案68HYPERLINK\l"_Toc381285287"4.7安全距離與外電防護(hù)69HYPERLINK\l"_Toc381285288"4.8現(xiàn)場(chǎng)臨時(shí)用電管理制度69xxxx新城北院10#樓、11#樓、19#樓、22#樓、25#樓及地下車(chē)庫(kù)工程臨時(shí)用電施工組織設(shè)計(jì)一、施工條件1.1、工程概況xxxx廣場(chǎng)位于開(kāi)封市安康路與五大街交叉口西南100米路西,總建筑面積約62076.13m2,合同工期為550天。地下二層,地上十六層。其中主樓框架剪力墻結(jié)構(gòu),裙房為框架結(jié)構(gòu)。1.2、施工現(xiàn)場(chǎng)用電量統(tǒng)計(jì)表序號(hào)設(shè)備名稱(chēng)銘牌功率(kW))安裝功率(kW))數(shù)量合計(jì)功率(kW))1蛙式夯土機(jī)_HWW-321.501.5034.502塔式起重機(jī)_QTTZ6344.0055.665278.303雙籠電梯44.0044.00144.004插入式振動(dòng)器ZXX701.501.50710.505自落式混凝土攪拌拌機(jī)_JD335015.0015.00115.006鋼筋對(duì)焊機(jī)50.00kVAA20.00120.007鋼筋調(diào)直機(jī)2.802.80411.208鋼筋切斷機(jī)5.505.50422.009鋼筋彎曲機(jī)1.001.0044.0010鋼筋調(diào)直切斷機(jī)__GT4/1144.004.00416.0011交流電焊機(jī)_BXX3-3000-223.40kVAA6.66213.3212圓盤(pán)鋸5.005.00525.0013木工圓鋸_MJ11065.505.50211.0014灰漿攪拌機(jī)_UJJ3253.003.00515.0015水泵1.801.8011.8016鋼筋室外加工照明明8.008.00540.0017機(jī)械挖土照明1.001.0055.0018警衛(wèi)照明(10000W/kmm)5.005.001155.0019木材加工模板照明明8.008.00540.0020蛙式夯機(jī)2.802.8012.8021建筑施工外用電梯梯_SCD1100/1000A11.0011.00333.0022插入式振動(dòng)器_ZZX501.101.1066.6023混凝土輸送泵_HHB-1532.2032.20132.2024水泵1.501.50913.5025鋼筋彎曲機(jī)_WJJ403.003.0013.0026灰漿攪拌機(jī)_UJJ1002.202.2012.2027交流電焊機(jī)_BXX3-1200-19.00kVA2.5625.1228木工圓鋸_MJ11043.003.0013.0029水泵3.003.00927.0030插入式振動(dòng)器_ZZX50C1.101.1022.2031鋼筋調(diào)直切斷機(jī)__GT6/885.505.5015.5032合計(jì)767.74二、設(shè)計(jì)內(nèi)容和步驟2.1、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。(2)現(xiàn)場(chǎng)采用380V低壓供電,設(shè)一配電總箱,內(nèi)有計(jì)量設(shè)備,采用TN-S系統(tǒng)供電。(3)根據(jù)施工現(xiàn)場(chǎng)用電設(shè)備布置情況,電纜線埋地敷設(shè),動(dòng)力箱采用電纜線埋地敷設(shè),,動(dòng)力箱采用電纜線埋地敷設(shè),,照明箱采用導(dǎo)線架空敷設(shè),布置位置及線路走向參見(jiàn)臨時(shí)配電系統(tǒng)圖及現(xiàn)場(chǎng)平面圖,采用三級(jí)配電,兩極防護(hù)。(4)按照《JGJ46-2005》規(guī)定制定施工組織設(shè)計(jì),接地電阻R≤4Ω。2.2、確定用電負(fù)荷(1)蛙式夯土機(jī)_HW-32組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×3.00=2.10kWQjs=Pjs×tgφ=2.10×1.02=2.14kVar(2)塔式起重機(jī)_QTZ63組Kx=0.30,Cosφ=0.70,tgφ=1.02將Jc=40%統(tǒng)一換算到Jc=25%的額定容量Pe=n×(Jc/Jc1)1/2×Pn=1×(0.40/0.25)1/2×44.00=55.66kWPjs=Kx×Pe=0.30×55.66=16.70kWQjs=Pjs×tgφ=16.70×1.02=17.03kVar(3)雙籠電梯組Kx=0.30,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.30×44.00=13.20kWQjs=Pjs×tgφ=13.20×1.02=13.47kVar(4)插入式振動(dòng)器ZX70組Kx=0.70,Cosφ=0.68,tgφ=1.08Pjs=Kx×Pe=0.70×10.50=7.35kWQjs=Pjs×tgφ=7.35×1.08=7.93kVar(5)自落式混凝土攪拌機(jī)_JD350組Kx=0.70,Cosφ=0.68,tgφ=1.08Pjs=Kx×Pe=0.70×15.00=10.50kWQjs=Pjs×tgφ=10.50×1.08=11.32kVar(6)鋼筋對(duì)焊機(jī)組Kx=0.45,Cosφ=0.40,tgφ=2.29Pjs=Kx×Pe=0.45×20.00=9.00kWQjs=Pjs×tgφ=9.00×2.29=20.62kVar(7)鋼筋調(diào)直機(jī)組Kx=0.70,Cosφ=0.40,tgφ=2.29Pjs=Kx×Pe=0.70×2.80=1.96kWQjs=Pjs×tgφ=1.96×2.29=4.49kVar(8)鋼筋切斷機(jī)組Kx=0.70,Cosφ=0.40,tgφ=2.29Pjs=Kx×Pe=0.70×5.50=3.85kWQjs=Pjs×tgφ=3.85×2.29=8.82kVar(9)鋼筋彎曲機(jī)組Kx=0.70,Cosφ=0.40,tgφ=2.29Pjs=Kx×Pe=0.70×1.00=0.70kWQjs=Pjs×tgφ=0.70×2.29=1.60kVar(10)鋼筋調(diào)直切斷機(jī)_GT4/14組Kx=0.70,Cosφ=0.40,tgφ=2.29Pjs=Kx×Pe=0.70×4.00=2.80kWQjs=Pjs×tgφ=2.80×2.29=6.42kVar(11)交流電焊機(jī)_BX3-300-2組Kx=0.45,Cosφ=0.45,tgφ=1.98將Jc=40%統(tǒng)一換算到Jc=100%的額定容量Pe=n×(Jc/Jc1)1/2×Pn=1×(0.40/1.00)1/2×10.53=6.66kWPjs=Kx×Pe=0.45×6.66=3.00kWQjs=Pjs×tgφ=3.00×1.98=5.95kVar(12)圓盤(pán)鋸組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×5.00=3.50kWQjs=Pjs×tgφ=3.50×1.02=3.57kVar(13)木工圓鋸_MJ106組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×5.50=3.85kWQjs=Pjs×tgφ=3.85×1.02=3.93kVar(14)灰漿攪拌機(jī)_UJ325組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×6.00=4.20kWQjs=Pjs×tgφ=4.20×1.02=4.28kVar(15)水泵組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×1.80=1.26kWQjs=Pjs×tgφ=1.26×1.02=1.29kVar(16)鋼筋室外加工照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×8.00=8.00kWQjs=Pjs×tgφ=8.00×0=0.00kVar(17)機(jī)械挖土照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×4.00=4.00kWQjs=Pjs×tgφ=4.00×0=0.00kVar(18)警衛(wèi)照明(1000W/km)組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×20.00=20.00kWQjs=Pjs×tgφ=20.00×0=0.00kVar(19)木材加工模板照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×8.00=8.00kWQjs=Pjs×tgφ=8.00×0=0.00kVar(20)鋼筋室外加工照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×8.00=8.00kWQjs=Pjs×tgφ=8.00×0=0.00kVar(21)木材加工模板照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×8.00=8.00kWQjs=Pjs×tgφ=8.00×0=0.00kVar(22)機(jī)械挖土照明組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×1.00=1.00kWQjs=Pjs×tgφ=1.00×0=0.00kVar(23)警衛(wèi)照明(1000W/km)組Kx=1.00,Cosφ=1.00,tgφ=0Pjs=Kx×Pe=1.00×5.00=5.00kWQjs=Pjs×tgφ=5.00×0=0.00kVar(24)蛙式夯機(jī)組Kx=0.70,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.70×2.80=1.96kWQjs=Pjs×tgφ=1.96×1.02=2.00kVar(25)塔式起重機(jī)_QTZ63組Kx=0.30,Cosφ=0.70,tgφ=1.02將Jc=40%統(tǒng)一換算到Jc=25%的額定容量Pe=n×(Jc/Jc1)1/2×Pn=1×(0.40/0.25)1/2×44.00=55.66kWPjs=Kx×Pe=0.30×55.66=16.70kWQjs=Pjs×tgφ=16.70×1.02=17.03kVar(26)建筑施工外用電梯_SCD100/100A組Kx=0.30,Cosφ=0.70,tgφ=1.02Pjs=Kx×Pe=0.30×11.00=3.30kWQjs=Pjs×tgφ=3.30×1.02=3.37kVar(27)插入式振動(dòng)動(dòng)器_ZX550組Kx=0.70,Cosφ=0..68,tgφ=1..08Pjs=Kx××Pe=0..70×11.10==0.777kWQjs=Pjss×tgφ=0..77×11.08==0.833kVar(28)混凝土輸送送泵_HB--15組Kx=0.70,Cosφ=0..68,tgφ=1..08Pjs=Kx××Pe=0..70×332.20=22..54kWQjs=Pjss×tgφ=222.54×1.08=24..30kVaar(29)鋼筋切斷機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×55.50==3.855kWQjs=Pjss×tgφ=3..85×22.29==8.822kVar(30)鋼筋彎曲機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×11.00==0.700kWQjs=Pjss×tgφ=0..70×22.29==1.600kVar(31)鋼筋調(diào)直切切斷機(jī)_GTT4/14組組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×44.00==2.800kWQjs=Pjss×tgφ=2..80×22.29==6.422kVar(32)圓盤(pán)鋸組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×55.00==3.500kWQjs=Pjss×tgφ=3..50×11.02==3.577kVar(33)灰漿攪拌機(jī)機(jī)_UJ3225組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×33.00==2.100kWQjs=Pjss×tgφ=2..10×11.02==2.144kVar(34)水泵組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×112.00=8.440kWQjs=Pjss×tgφ=8..40×11.02==8.577kVar(35)蛙式夯土機(jī)機(jī)_HW-332組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×11.50==1.055kWQjs=Pjss×tgφ=1..05×11.02==1.077kVar(36)塔式起重機(jī)機(jī)_QTZ663組Kx=0.30,Cosφ=0..70,tgφ=1..02將Jc=40%統(tǒng)一一換算到Jc=255%的額定容容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/0.255)1/2×444.00==55.666kWPjs=Kx××Pe=0..30×555.66=16..70kWQjs=Pjss×tgφ=166.70×1.02=17..03kVaar(37)建筑施工外外用電梯_SSCD1000/100AA組Kx=0.30,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..30×111.00=3.330kWQjs=Pjss×tgφ=3..30×11.02==3.377kVar(38)插入式振動(dòng)動(dòng)器_ZX550組Kx=0.70,Cosφ=0..68,tgφ=1..08Pjs=Kx××Pe=0..70×22.20==1.544kWQjs=Pjss×tgφ=1..54×11.08==1.666kVar(39)鋼筋調(diào)直切切斷機(jī)_GTT4/14組組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×44.00==2.800kWQjs=Pjss×tgφ=2..80×22.29==6.422kVar(40)鋼筋調(diào)直機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×22.80==1.966kWQjs=Pjss×tgφ=1..96×22.29==4.499kVar(41)鋼筋彎曲機(jī)機(jī)_WJ400組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×33.00==2.100kWQjs=Pjss×tgφ=2..10×22.29==4.811kVar(42)交流電焊機(jī)機(jī)_BX3--300-22組Kx=0.45,Cosφ=0..45,tgφ=1..98將Jc=40%統(tǒng)一一換算到Jc=1000%的額定定容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/1.000)1/2×100.53==6.666kWPjs=Kx××Pe=0..45×66.66==3.000kWQjs=Pjss×tgφ=3..00×11.98==5.955kVar(43)圓盤(pán)鋸組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×55.00==3.500kWQjs=Pjss×tgφ=3..50×11.02==3.577kVar(44)木工圓鋸__MJ1066組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×55.50==3.855kWQjs=Pjss×tgφ=3..85×11.02==3.933kVar(45)灰漿攪拌機(jī)機(jī)_UJ1000組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×22.20==1.544kWQjs=Pjss×tgφ=1..54×11.02==1.577kVar(46)水泵組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×11.50==1.055kWQjs=Pjss×tgφ=1..05×11.02==1.077kVar(47)鋼筋室外加加工照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(48)木材加工模模板照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(49)警衛(wèi)照明((1000WW/km)組組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×110.00=10..00kWQjs=Pjss×tgφ=100.00×0=00.00kVVar(50)塔式起重機(jī)機(jī)_QTZ663組Kx=0.30,Cosφ=0..70,tgφ=1..02將Jc=40%統(tǒng)一一換算到Jc=255%的額定容容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/0.255)1/2×444.00==55.666kWPjs=Kx××Pe=0..30×555.66=16..70kWQjs=Pjss×tgφ=166.70×1.02=17..03kVaar(51)建筑施工外外用電梯_SSCD1000/100AA組Kx=0.30,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..30×111.00=3.330kWQjs=Pjss×tgφ=3..30×11.02==3.377kVar(52)插入式振動(dòng)動(dòng)器_ZX550組Kx=0.70,Cosφ=0..68,tgφ=1..08Pjs=Kx××Pe=0..70×33.30==2.311kWQjs=Pjss×tgφ=2..31×11.08==2.499kVar(53)鋼筋調(diào)直機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×22.80==1.966kWQjs=Pjss×tgφ=1..96×22.29==4.499kVar(54)鋼筋切斷機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×55.50==3.855kWQjs=Pjss×tgφ=3..85×22.29==8.822kVar(55)鋼筋彎曲機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×11.00==0.700kWQjs=Pjss×tgφ=0..70×22.29==1.600kVar(56)交流電焊機(jī)機(jī)_BX3--120-11組Kx=0.45,Cosφ=0..45,tgφ=1..98將Jc=40%統(tǒng)一一換算到Jc=1000%的額定定容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/1.000)1/2×4..05=2.56kkWPjs=Kx××Pe=0..45×22.56==1.155kWQjs=Pjss×tgφ=1..15×11.98==2.299kVar(57)鋼筋調(diào)直切切斷機(jī)_GTT4/14組組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×44.00==2.800kWQjs=Pjss×tgφ=2..80×22.29==6.422kVar(58)灰漿攪拌機(jī)機(jī)_UJ3225組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×33.00==2.100kWQjs=Pjss×tgφ=2..10×11.02==2.144kVar(59)圓盤(pán)鋸組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×55.00==3.500kWQjs=Pjss×tgφ=3..50×11.02==3.577kVar(60)木工圓鋸__MJ1044組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×33.00==2.100kWQjs=Pjss×tgφ=2..10×11.02==2.144kVar(61)水泵組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×115.00=10..50kWQjs=Pjss×tgφ=100.50×1.02=10..71kVaar(62)鋼筋室外加加工照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(63)木材加工模模板照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(64)警衛(wèi)照明((1000WW/km)組組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×110.00=10..00kWQjs=Pjss×tgφ=100.00×0=00.00kVVar(65)塔式起重機(jī)機(jī)_QTZ663組Kx=0.30,Cosφ=0..70,tgφ=1..02將Jc=40%統(tǒng)一一換算到Jc=255%的額定容容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/0.255)1/2×444.00==55.666kWPjs=Kx××Pe=0..30×555.66=16..70kWQjs=Pjss×tgφ=166.70×1.02=17..03kVaar(66)插入式振動(dòng)動(dòng)器_ZX550C組Kx=0.70,Cosφ=0..68,tgφ=1..08Pjs=Kx××Pe=0..70×22.20==1.544kWQjs=Pjss×tgφ=1..54×11.08==1.666kVar(67)鋼筋調(diào)直機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×22.80==1.966kWQjs=Pjss×tgφ=1..96×22.29==4.499kVar(68)鋼筋切斷機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×55.50==3.855kWQjs=Pjss×tgφ=3..85×22.29==8.822kVar(69)鋼筋調(diào)直切切斷機(jī)_GTT6/8組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×55.50==3.855kWQjs=Pjss×tgφ=3..85×22.29==8.822kVar(70)鋼筋彎曲機(jī)機(jī)組Kx=0.70,Cosφ=0..40,tgφ=2..29Pjs=Kx××Pe=0..70×11.00==0.700kWQjs=Pjss×tgφ=0..70×22.29==1.600kVar(71)交流電焊機(jī)機(jī)_BX3--120-11組Kx=0.45,Cosφ=0..45,tgφ=1..98將Jc=40%統(tǒng)一一換算到Jc=1000%的額定定容量Pe=n×(Jcc/Jc1)1/2×Pn=1××(0.400/1.000)1/2×4..05=2.56kkWPjs=Kx××Pe=0..45×22.56==1.155kWQjs=Pjss×tgφ=1..15×11.98==2.299kVar(72)圓盤(pán)鋸組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×55.00==3.500kWQjs=Pjss×tgφ=3..50×11.02==3.577kVar(73)灰漿攪拌機(jī)機(jī)_UJ3225組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×33.00==2.100kWQjs=Pjss×tgφ=2..10×11.02==2.144kVar(74)水泵組Kx=0.70,Cosφ=0..70,tgφ=1..02Pjs=Kx××Pe=0..70×112.00=8.440kWQjs=Pjss×tgφ=8..40×11.02==8.577kVar(75)鋼筋室外加加工照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(76)警衛(wèi)照明((1000WW/km)組組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×110.00=10..00kWQjs=Pjss×tgφ=100.00×0=00.00kVVar(77)木材加工模模板照明組Kx=1.00,Cosφ=1..00,tgφ=0Pjs=Kx××Pe=1..00×88.00==8.000kWQjs=Pjss×tgφ=8..00×00=0..00kVaar(78)總的計(jì)算負(fù)負(fù)荷計(jì)算,干干線同期系數(shù)數(shù)取Kx=0..90總的有功功率Pjs=1.11×Kx×ΣPjs=11.1×0..90×(22.10+116.70++13.200+7.355+10.550+9.000+1.996+3.885+0.770+2.880+3.000+3.550+3.885+4.220+1.226+8.000+4.000+20..00+8..00+8..00+8..00+1..00+5..00+1..96+166.70+33.30+00.77+222.54++3.85++0.70++2.80++3.50++2.10++8.40++1.05++16.700+3.300+1.544+2.800+1.966+2.100+3.000+3.500+3.855+1.544+1.055+8.000+8.000+10.000+16..70+3..30+2..31+1..96+3..85+0..70+1..15+2..80+2..10+3..50+2..10+100.50+88.00+88.00+110.00++16.700+1.544+1.966+3.855+3.855+0.700+1.155+3.500+2.100+8.400+8.000+10.000+8.000)=423.441kW總的無(wú)功功率Qjs=1.1××Kx×ΣQjs=11.1×0..90×(22.14+117.03++13.477+7.933+11.332+20..62+4..49+8..82+1..60+6..42+5..95+3..57+3..93+4..28+1..29+0..00+0..00+0..00+0..00+0..00+0..00+0..00+0..00+2..00+177.03+33.37+00.83+224.30++8.82++1.60++6.42++3.57++2.14++8.57++1.07++17.033+3.377+1.666+6.422+4.499+4.811+5.955+3.577+3.933+1.577+1.077+0.000+0.000+0.000+17.003+3.337+2.449+4.449+8.882+1.660+2.229+6.442+2.114+3.557+2.114+10..71+0..00+0..00+0..00+177.03+11.66+44.49+88.82+88.82+11.60+22.29+33.57+22.14+88.57+00.00+00.00+00.00)=3666.83kVVar總的視在功率Sjs=(Pjjs2+Qjs2)1/2=(423..412+366..832)1/2=560.221kVA總的計(jì)算電流計(jì)算算Ijs=Sjss/(1.7732×Uee)=5560.211/(1.7732×0..38)==851..18A2.3、選擇變壓壓器根據(jù)計(jì)算的總的視視在功率選擇擇SL7-8800/100型三相電電力變壓器,它它的容量為8800.000kVA≥560.221kVA××1.20((增容系數(shù))能夠滿(mǎn)足使使用要求,其其高壓側(cè)電壓壓為10.000kV同施施工現(xiàn)場(chǎng)外的的高壓架空線線路的電壓級(jí)級(jí)別一致。2.4、選擇總箱箱的進(jìn)線截面面及進(jìn)線開(kāi)關(guān)關(guān)(1)選擇導(dǎo)線截面面:i)按按安全載流量量:上面已經(jīng)計(jì)算出總總計(jì)算電流IIjs=8851.188Aii)按允許電壓壓降:S=11.1×Kxx×Σ(PL)/CC△U=11.1×00.90×221604..80/(777.00××5.00))=555.56mmm2iii))根據(jù)前面面兩條:電纜線空氣明敷,銅銅芯聚氯乙烯烯絕緣電纜線線VV3×300+22×150,其其安全載流量量為474AA,截面面積積300mmm2,不能能夠夠滿(mǎn)足使用要要求。(2)選擇總進(jìn)線開(kāi)開(kāi)關(guān):DZ110-6000/3,其其脫扣器整定定電流值為IIr=4880A。(3)選擇總箱中漏漏電保護(hù)器::未選擇。2.5、10#樓樓線路上導(dǎo)線線截面及分配配箱、開(kāi)關(guān)箱箱內(nèi)電氣設(shè)備備選擇在選擇前應(yīng)對(duì)照平平面圖和系統(tǒng)統(tǒng)圖先由用電電設(shè)備至開(kāi)關(guān)關(guān)箱計(jì)算,再再由開(kāi)關(guān)箱至至分配箱計(jì)算算,選擇導(dǎo)線線及開(kāi)關(guān)設(shè)備備。動(dòng)力箱至至開(kāi)關(guān)箱,開(kāi)開(kāi)關(guān)箱至用電電設(shè)備采用銅銅芯聚氯乙烯烯絕緣電纜線線埋地敷設(shè)。照照明箱至開(kāi)關(guān)關(guān)箱,開(kāi)關(guān)箱箱至用電設(shè)備備采用銅芯橡橡皮絕緣導(dǎo)線線架空敷設(shè)。(1)蛙式夯土機(jī)__HW-322開(kāi)關(guān)箱至蛙蛙式夯土機(jī)__HW-322導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..50/(11.732××0.38××0.70))=3..26Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×4..50/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(2)塔式起重機(jī)__QTZ633開(kāi)關(guān)箱至塔塔式起重機(jī)__QTZ633導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×555.66/((1.7322×0.388×0.700)=1120.811Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×1332.00//(77.000×5.000)=0.34mmm2選擇BX-3×225+2×16,空氣明明敷時(shí)其安全全載流量為1145A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-250//3,其脫脫扣器整定電電流值為Ir=2000A。漏電保護(hù)器為ZBBM1-2225/1255。(3)雙籠電梯開(kāi)關(guān)關(guān)箱至雙籠電電梯導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×444.00/((1.7322×0.388×0.700)=995.50AAii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×1332.00//(77.000×5.000)=0.34mmm2選擇BX-3×116+2×6,空氣明敷敷時(shí)其安全載載流量為1110A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-250//3,其脫脫扣器整定電電流值為Ir=2000A。漏電保護(hù)器為DZZ10L-1100/3。(4)插入式振動(dòng)器器ZX70開(kāi)關(guān)關(guān)箱至插入式式振動(dòng)器ZXX70導(dǎo)線截截面及開(kāi)關(guān)箱箱內(nèi)電氣設(shè)備備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..68Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..50/(11.732××0.38××0.68))=3..35Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×4..50/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(5)自落式混凝土土攪拌機(jī)_JJD350開(kāi)開(kāi)關(guān)箱至自落落式混凝土攪攪拌機(jī)_JDD350導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..68Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×155.00/((1.7322×0.388×0.688)=333.52AAii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×455.00/((77.000×5.000)=00.12mmm2選擇BX-3×22.5+2××6,空氣明敷敷時(shí)其安全載載流量為355A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--50/3,其脫扣器器整定電流值值為Ir=400A。漏電保護(hù)器為DZZ15L-440/3。(6)鋼筋對(duì)焊機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋對(duì)焊機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×200.00/((1.7322×0.388×0.400)=775.97AAii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×600.00/((77.000×5.000)=00.16mmm2選擇BX-3×110+2×6,空氣明敷敷時(shí)其安全載載流量為855A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-250//3,其脫脫扣器整定電電流值為Ir=2000A。漏電保護(hù)器為ZBBM1-1000/80。(7)鋼筋調(diào)直機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋調(diào)直機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×2..80/(11.732××0.38××0.40))=100.64Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×8..40/(777.00××5.00))=0..02mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為RMMM1-633/12。(8)鋼筋切斷機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋切斷機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..50/(11.732××0.38××0.40))=200.89Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×166.50/((77.000×5.000)=00.04mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/25。(9)鋼筋彎曲機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋彎曲機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..00/(11.732××0.38××0.40))=3..80Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×3..00/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(10)鋼筋調(diào)直切切斷機(jī)_GTT4/14開(kāi)開(kāi)關(guān)箱至鋼筋筋調(diào)直切斷機(jī)機(jī)_GT4//14導(dǎo)線截截面及開(kāi)關(guān)箱箱內(nèi)電氣設(shè)備備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×4..00/(11.732××0.38××0.40))=155.19Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×122.00/((77.000×5.000)=00.03mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/16。(11)交流電焊機(jī)機(jī)_BX3--300-22開(kāi)關(guān)箱至交交流電焊機(jī)__BX3-3300-2導(dǎo)導(dǎo)線截面及開(kāi)開(kāi)關(guān)箱內(nèi)電氣氣設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..45Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×6..66/(11.732××0.38××0.45))=222.49Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×311.59/((77.000×5.000)=00.08mmm2選擇BX-3×11.5+2××6,空氣明敷敷時(shí)其安全載載流量為277A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/25。(12)圓盤(pán)鋸開(kāi)關(guān)關(guān)箱至圓盤(pán)鋸鋸導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..00/(11.732××0.38××0.70))=100.85Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×155.00/((77.000×5.000)=00.04mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為RMMM1-633/12。(13)木工圓鋸__MJ1066開(kāi)關(guān)箱至木木工圓鋸_MMJ106導(dǎo)導(dǎo)線截面及開(kāi)開(kāi)關(guān)箱內(nèi)電氣氣設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..50/(11.732××0.38××0.70))=111.94Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×166.50/((77.000×5.000)=00.04mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為RMMM1-633/12。(14)灰漿攪拌機(jī)機(jī)_UJ3225開(kāi)關(guān)箱至至灰漿攪拌機(jī)機(jī)_UJ3225導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×3..00/(11.732××0.38××0.70))=6..51Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×9..00/(777.00××5.00))=0..02mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(15)水泵開(kāi)關(guān)箱箱至水泵導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..80/(11.732××0.38××0.70))=3..91Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×5..40/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(16)鋼筋室外加加工照明開(kāi)關(guān)關(guān)箱至鋼筋室室外加工照明明導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=1..00Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×8..00/(11.732××0.38××1.00))=122.16Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×244.00/((77.000×5.000)=00.06mmm2選擇BX-3×11+1×6+1×1,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-1000/16。(17)機(jī)械挖土照照明開(kāi)關(guān)箱至至機(jī)械挖土照照明導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=1..00Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..00/(11.732××0.38××1.00))=1..52Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×3..00/(777.00××5.00))=0..01mm22選擇BX-3×11+1×6+1×1,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(18)警衛(wèi)照明((1000WW/km)開(kāi)開(kāi)關(guān)箱至警衛(wèi)衛(wèi)照明(1000WW/km)導(dǎo)導(dǎo)線截面及開(kāi)開(kāi)關(guān)箱內(nèi)電氣氣設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=1..00Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..00/(11.732××0.38××1.00))=7..60Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×155.00/((77.000×5.000)=00.04mmm2選擇BX-3×11+1×6+1×1,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(19)木材加工模模板照明開(kāi)關(guān)關(guān)箱至木材加加工模板照明明導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=1..00Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×8..00/(11.732××0.38××1.00))=122.16Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×244.00/((77.000×5.000)=00.06mmm2選擇BX-3×11+1×6+1×1,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-1000/16。(20)動(dòng)力箱至第第1組電機(jī)的開(kāi)開(kāi)關(guān)箱的導(dǎo)線線截面及分配配箱內(nèi)開(kāi)關(guān)的的選擇i)Ijs=215.110Aii)選擇導(dǎo)線選擇VV3×955+2×50,埋地地敷設(shè)時(shí)其安安全載流量為為234A。iii)選擇電氣氣設(shè)備選擇分配箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-600//3,其脫脫扣器整定電電流值為Ir=4880A。(21)照明箱至第第1組電機(jī)的開(kāi)開(kāi)關(guān)箱的導(dǎo)線線截面及分配配箱內(nèi)開(kāi)關(guān)的的選擇i)Ijs=60.788Aii)選擇導(dǎo)線選擇BX-3×110+1×6+1×4,空氣明敷敷時(shí)其安全載載流量為855A。室外架架空銅芯導(dǎo)線線按機(jī)械強(qiáng)度度的最小截面面為10mmm2,滿(mǎn)足要求求。iii)選擇電氣氣設(shè)備選擇分配箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-100//3,其脫脫扣器整定電電流值為Ir=800A。(22)動(dòng)力箱進(jìn)線線及進(jìn)線開(kāi)關(guān)關(guān)的選擇i)計(jì)算電流Kx=0.70,Cosφ=0..60Ijs=1.1××Kx×ΣPe/(1.7732×Uee×Cosφ)=11.1×0..70×(11.50×22+55.666×1+444.00××1+1.550×7+115.00××1+20..00×1++2.80××1+5.550×1+11.00×11+4.000×1+6..66×1++5.00××1+5.550×1+33.00×22+1.800×1)/((1.7322×0.388×0.600)=3363.499Aii)選擇導(dǎo)線按允許電壓降:S=1.1×Kx×Σ(PL)/CC△U=11.1×0..70×5118.75//(77.000×5.000)=1.04mmm2選擇VV3×2440+2×120,埋埋地敷設(shè)時(shí)其其安全載流量量為395AA。iii)選擇電氣氣設(shè)備選擇分配箱進(jìn)線開(kāi)開(kāi)關(guān)為DZ110-6000/3,其其脫扣器整定定電流值為IIr=4880A。(23)照明箱進(jìn)線線及進(jìn)線開(kāi)關(guān)關(guān)的選擇i)計(jì)算電流Kx=0.70,Cosφ=0..60Ijs=1.1××Kx×ΣPe/(1.7732×Uee×Cosφ)=11.1×0..70×(88.00×11+1.000×4+5..00×4++8.00××1)/(11.732××0.38××0.60))=788.00Aii)選擇導(dǎo)線按允許電壓降:S=1.1×Kx×Σ(PL)/CC△U=11.1×0..70×666.00/((77.000×5.000)=00.13mmm2選擇VV3×166+2×10,埋地地敷設(shè)時(shí)其安安全載流量為為87A。iii)選擇電氣氣設(shè)備選擇分配箱進(jìn)線開(kāi)開(kāi)關(guān)為DZ110-2500/3,其其脫扣器整定定電流值為IIr=2000A。(24)10#樓導(dǎo)導(dǎo)線截面及出出線開(kāi)關(guān)的選選擇i)選擇導(dǎo)線截面面按導(dǎo)線安全載流量量:Kx=0.70,Cosφ=0..60Ijs=1.1××Kx×ΣPe/(1.7732×Uee×Cosφ)=11.1×0..70×2226.42//(1.7332×0.338×0.660)=441.448A按允許電壓降:S=1.1×Kx×Σ(PL)/CC△U=11.1×0..70×100120.779/(777.00×55.00)=20..24mm22選擇VV3×3000+2×150,埋埋地敷設(shè)時(shí)其其安全載流量量為449AA。ii)選擇出線開(kāi)開(kāi)關(guān)10#樓出線開(kāi)關(guān)關(guān)選擇DZ110-2500/3,其其脫扣器整定定電流值為IIr=2000A。2.6、22#樓樓及地下車(chē)庫(kù)庫(kù)線路上導(dǎo)線線截面及分配配箱、開(kāi)關(guān)箱箱內(nèi)電氣設(shè)備備選擇在選擇前應(yīng)對(duì)照平平面圖和系統(tǒng)統(tǒng)圖先由用電電設(shè)備至開(kāi)關(guān)關(guān)箱計(jì)算,再再由開(kāi)關(guān)箱至至分配箱計(jì)算算,選擇導(dǎo)線線及開(kāi)關(guān)設(shè)備備。動(dòng)力箱至至開(kāi)關(guān)箱,開(kāi)開(kāi)關(guān)箱至用電電設(shè)備采用銅銅芯聚氯乙烯烯絕緣電纜線線埋地敷設(shè)。照照明箱至開(kāi)關(guān)關(guān)箱,開(kāi)關(guān)箱箱至用電設(shè)備備采用銅芯橡橡皮絕緣導(dǎo)線線架空敷設(shè)。(1)蛙式夯機(jī)開(kāi)關(guān)關(guān)箱至蛙式夯夯機(jī)導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×2..80/(11.732××0.38××0.70))=6..08Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×8..40/(777.00××5.00))=0..02mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(2)塔式起重機(jī)__QTZ633開(kāi)關(guān)箱至塔塔式起重機(jī)__QTZ633導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×555.66/((1.7322×0.388×0.700)=1120.811Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×1332.00//(77.000×5.000)=0.34mmm2選擇BX-3×225+2×16,空氣明明敷時(shí)其安全全載流量為1145A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-250//3,其脫脫扣器整定電電流值為Ir=2000A。漏電保護(hù)器為ZBBM1-2225/1255。(3)建筑施工外用用電梯_SCCD100//100A開(kāi)開(kāi)關(guān)箱至建筑筑施工外用電電梯_SCDD100/1100A導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×111.00/((1.7322×0.388×0.700)=223.88AAii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×333.00/((77.000×5.000)=00.09mmm2選擇BX-3×11.5+2××6,空氣明敷敷時(shí)其安全載載流量為277A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/25。(4)插入式振動(dòng)器器_ZX500開(kāi)關(guān)箱至插插入式振動(dòng)器器_ZX500導(dǎo)線截面及及開(kāi)關(guān)箱內(nèi)電電氣設(shè)備選擇擇i)計(jì)算電流Kx取1.0,Cossφ=0..68Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..10/(11.732××0.38××0.68))=2..46Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×3..30/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(5)混凝土輸送泵泵_HB-115開(kāi)關(guān)箱至至混凝土輸送送泵_HB--15導(dǎo)線截截面及開(kāi)關(guān)箱箱內(nèi)電氣設(shè)備備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..68Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×322.20/((1.7322×0.388×0.688)=771.95AAii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×966.60/((77.000×5.000)=00.25mmm2選擇BX-3×110+2×6,空氣明敷敷時(shí)其安全載載流量為855A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ100-100//3,其脫脫扣器整定電電流值為Ir=800A。漏電保護(hù)器為ZBBM1-1000/80。(6)鋼筋切斷機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋切斷機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..50/(11.732××0.38××0.40))=200.89Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×166.50/((77.000×5.000)=00.04mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/25。(7)鋼筋彎曲機(jī)開(kāi)開(kāi)關(guān)箱至鋼筋筋彎曲機(jī)導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..00/(11.732××0.38××0.40))=3..80Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×3..00/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(8)鋼筋調(diào)直切斷斷機(jī)_GT44/14開(kāi)關(guān)關(guān)箱至鋼筋調(diào)調(diào)直切斷機(jī)__GT4/114導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=0..40Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×4..00/(11.732××0.38××0.40))=155.19Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×122.00/((77.000×5.000)=00.03mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ155-40/33,其脫扣扣器整定電流流值為Ir=322A。漏電保護(hù)器為ZBBM1-1000/16。(9)圓盤(pán)鋸開(kāi)關(guān)箱箱至圓盤(pán)鋸導(dǎo)導(dǎo)線截面及開(kāi)開(kāi)關(guān)箱內(nèi)電氣氣設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×5..00/(11.732××0.38××0.70))=100.85Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×155.00/((77.000×5.000)=00.04mmm2選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為RMMM1-633/12。(10)灰漿攪拌機(jī)機(jī)_UJ3225開(kāi)關(guān)箱至至灰漿攪拌機(jī)機(jī)_UJ3225導(dǎo)線截面面及開(kāi)關(guān)箱內(nèi)內(nèi)電氣設(shè)備選選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×3..00/(11.732××0.38××0.70))=6..51Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×9..00/(777.00××5.00))=0..02mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為DZ5--20/3,其脫扣器器整定電流值值為Ir=166A。漏電保護(hù)器為ZBBM1-633/10。(11)水泵開(kāi)關(guān)箱箱至水泵導(dǎo)線線截面及開(kāi)關(guān)關(guān)箱內(nèi)電氣設(shè)設(shè)備選擇i)計(jì)算電流Kx取1.0,Cossφ=0..70Ijs=Kx××Pe/(1.7732×Uee×Cosφ)=11.0×1..50/(11.732××0.38××0.70))=3..26Aii)選擇導(dǎo)線按允許電壓降:S=Kx×ΣΣ(PL)/CC△U=11.0×4..50/(777.00××5.00))=0..01mm22選擇BX-3×11+2×6,空氣明敷敷時(shí)其安全載載流量為211A。iii)選擇電氣氣設(shè)備選擇開(kāi)關(guān)箱內(nèi)開(kāi)關(guān)關(guān)為

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