電氣設(shè)計(jì)計(jì)算書(shū)

1電氣設(shè)計(jì)計(jì)算書(shū)主要參考資料：《民用建筑電氣設(shè)計(jì)標(biāo)準(zhǔn)》《建筑電氣設(shè)計(jì)》《民用建筑電氣設(shè)計(jì)手冊(cè)》《建筑電氣設(shè)計(jì)實(shí)例圖冊(cè)1》〔教材〕建筑資料：2層?？照{(diào)、通風(fēng)、泵房等動(dòng)力設(shè)備平面布置圖〔由相關(guān)專業(yè)確定給出。本加氣站承受10kV高壓供電。負(fù)荷計(jì)算說(shuō)明：在方案設(shè)計(jì)階段承受單位指標(biāo)法；在初步設(shè)計(jì)及施工圖設(shè)計(jì)階段承受需要系數(shù)法。對(duì)于常常處于備用狀態(tài)的消防泵、噴淋泵不作為選擇變壓器容量計(jì)算負(fù)荷。10%~20%。15%~25%的富有容量。四〔需要系數(shù)法〕計(jì)算公式：Pjs=Kx·Ps〔kW〕Qjs=Pjs·tgφ〔kvar〕Sjs=〔P2js+Q2js〕1/2 或 Ijs=100·Sjs/〔1/2·〔〕式中：Pjs：有功計(jì)算負(fù)荷，kW； 無(wú)功計(jì)算負(fù)荷，kvar；Sjs：視在計(jì)算負(fù)荷，kVA； Ijs：計(jì)算電流，A；Ps：用電設(shè)備的總?cè)萘?，kW； Kx：需要系數(shù)；值；UN用電設(shè)備額定電壓，V。AKxcosφ·tgφ》表確定。380V〕備用設(shè)備不作計(jì)算。380V〕備用設(shè)備不作計(jì)算。動(dòng) 力 計(jì) 算 表序號(hào)用電設(shè)備數(shù)容量(KW)系數(shù)KxcosφtgφPjs(KW)Qjs(Kvar)Sjs(KVA)Ijs(A)1潛液泵19.20.250.51.732.33.9794.5966.992柱塞泵1300.70.80.752115.7526.2539.883空壓機(jī)180.750.750.8865.287.9912.164LNG加氣機(jī)20.20.250.51.730.10.1730.19980.35CNG加氣機(jī)40.20.250.51.730.20.3460.40.66加油機(jī)160.250.51.731.52.5952.9974.56消防水泵7(不參與計(jì)1750.10.80.757.55.6259.37514.24算)8電水浴1360.71025.2025.238.39掌握系統(tǒng)11110101總計(jì)57.328.12378.308臺(tái)單臺(tái)需要計(jì)算負(fù)荷臺(tái)單臺(tái)需要計(jì)算負(fù)荷計(jì)算公式：N=EKS/FY式中：N：燈的盞數(shù)； 通利用系數(shù)K：減光補(bǔ)償系數(shù)，W/m2； S：房間的面積，m2。平均位平均位置房間照Elx補(bǔ)償系數(shù)K房間 敞口內(nèi)凈面積 外表S㎡ 積㎡光通Flm/盞功率W/盞光通利用系數(shù)YA(m)B(m)h2(m)室型ⅰ確定盞數(shù)一層辦公室A公室B間間盥洗間配電間2001.324.9624.967200400.3323.27.82.70.8433001.372.5472.547200400.4189.37.82.71.57192001.324.9624.967200400.3323.27.82.70.8432001.324.9624.967200400.3323.27.82.70.8432001.324.9624.967200400.3323.27.82.70.843201.39.69.61000600.2523.232.70.5731201.39.69.61000600.2523.232.70.5731503001.31.43.844.863.844.861000240060400.2520.4323.22.71.21.82.72.70.3230.4122001.34.864.862400400.4332.71.82.72.1314014012001.319.219.27200400.3323.263.30.63222001.318.618.67200400.3323.163.30.61922001.318.618.67200400.3323.163.30.61922001.318.618.67200400.3323.163.30.61922001.319.219.27200400.3323.263.30.63222001.324.9624.967200400.3323.27.83.30.68132001.319.219.27200400.3323.263.30.6322401.35.45.41000600.2521.833.30.3411401.35.45.41000600.2521.833.30.3411301.36.486.481000600.2523.61.83.30.36413001.310.810.87200400.3323.633.30.4962火〕走廊201.348.0648.061000樓梯A、B外部照明計(jì)算表所在位置房間數(shù)所需個(gè)數(shù)單個(gè)燈具功率〔KW〕總功率〔KW〕罩棚11750.043.5設(shè)備區(qū)1660.041.32其他照明0.048導(dǎo)線及開(kāi)關(guān)的選擇。計(jì)算公式：PJS=P×K

I=P /V×cosφX X一層配電箱

JS JS e雜物間雜物間A二層B辦公室A辦公室B辦公室C辦公室D辦公室E辦公室F餐廳浴〕浴〕備餐廳〔無(wú)明600.29126.71.83.30.5115402備注：ⅰ=S/(h(A+B)),每層樓梯間設(shè)吸頂燈40w;40W的為日光燈,60W的為白熾燈支線支線名稱負(fù)荷Px〔W〕420需要系數(shù)Kx0.7計(jì)算負(fù)荷Pjs〔W〕功率因計(jì)算電流導(dǎo)線截mm2Iyx〔A〕6備注I〔A〕JS#129411.31熒光燈(9)白熾燈(1)A相#23800.726611.216熒光燈(8)白熾燈(1)B相#33800.726611.216熒光燈(8)白熾燈(1)C相關(guān)心40000.28000.84.516插座等A關(guān)心30000.26000.83.416插座等B關(guān)心30000.26000.83.416插座等C#4100000.770000.823426空調(diào)〔三相〕照明進(jìn)線82612.21.58三相動(dòng)力進(jìn)線90000.829.6634三相依據(jù)以上的計(jì)算數(shù)據(jù)，各線的導(dǎo)線型號(hào)均選擇BV，敷設(shè)方式為穿電線鋼管〔TC〕沿墻暗敷〔WC，照明支線的穿管管徑均為20mm2，進(jìn)戶線的穿管管徑為25mm2。動(dòng)力支25mm232mm2。、#3C45N/2P-6A6AA、B、C插座C45N/2P-6A6A；支線#4C45N/3P-32A32AC45N/3P-10A10AC45N/3P-32A32A?！睞〔A〕支線名稱Px〔W〕需要系數(shù)Kx計(jì)算負(fù)Pjs〔W〕功率因數(shù)cosφ計(jì)算電〔A〕導(dǎo)線截mm2載流量Iyx備注#14000.728011.316熒光燈(16)白熾燈(2)#24400.730811.416A相熒光燈(16)白熾燈(2)#34400.730811.416B相熒光燈(16)白熾燈(1)A40000.28000.84.516C相插座等B40000.28000.84.516插座等C30000.26000.83.416插座等#490000.763000.820.7426空調(diào)〔三相〕#550000.525000.956.91.58廚房〔三#615000.6597512.61.56相〕洗浴〔三照明進(jìn)線89612.41.58動(dòng)力進(jìn)線119750.839.41043三相依據(jù)以上的計(jì)算數(shù)據(jù)，各線的導(dǎo)線型號(hào)均選擇BV，敷設(shè)方式為穿電線鋼管〔TC〕沿墻暗敷〔WC，照明支線〔含插座線〕的穿管管徑均為 20mm2，進(jìn)戶線的穿管管徑為25mm2。動(dòng)力支線的穿管管徑均為25mm2，進(jìn)戶線的穿管管徑為32mm2。、#3C45N/2P-6A6AA、B、C上選6A；支線#4C45N/3P-32A為32A#5上選取C45N/3P-10A型開(kāi)關(guān)，其額定電流為10A#6上選取6AC45N/3P-10AC45N/3P-50A50A?！睞〔A〕支線名稱Px〔W〕需要系數(shù)Kx計(jì)算負(fù)Pjs〔W〕功率因數(shù)cosφ計(jì)算電〔A〕導(dǎo)線截mm2載流量Iyx備注#135000.85297517.82.515罩棚〔三相〕#213200.85112212.951.58設(shè)備區(qū)〔三相〕#380000.856800117.9426其他照明〔三相〕#450000.525000.88.22.515〔備用〕照明進(jìn)線10897128.7634三相動(dòng)力進(jìn)線25000.88.22.515三相依據(jù)以上的計(jì)算數(shù)據(jù)，各線的導(dǎo)線型號(hào)均選擇BV，敷設(shè)方式為穿電線鋼管〔TC〕沿墻暗敷〔WC，照明支線的穿管管徑均為20mm2，進(jìn)戶線的穿管管徑為25mm2。動(dòng)力支25mm232mm2。支線#1上選取C45N/3P-16A型開(kāi)關(guān)，其額定電流為16A；支線#2上選取C45N/3P-10AC45N/3P-32A32A；照明進(jìn)線上選C45N/3P-50A50A;C45N/3P-16A16A。五配電方案：本系統(tǒng)承受TN-S方式91kWS=Pj/〔βcosφ2〕Pj：建筑物的計(jì)算有功負(fù)荷kW。β變壓器的負(fù)荷率，單臺(tái)變壓器運(yùn)行時(shí)，β70%~80%。cosφ2