全廠負荷計算表（包括一期現(xiàn)有水廠負荷）序號用電設(shè)備名稱每臺容量（KW）安裝臺數(shù)工作臺數(shù)需用系數(shù)COS計算負4荷備注P(KW)Q(Kvar)S(KVA)一、一期（現(xiàn)有）水廠負4荷（粗格柵、提升泵房、細格柵、沉砂池、加氯間）1粗格柵1.1220.70.701.51.6粗、提2螺旋輸送機2.2110.70.801.51.2粗、提3啟閉機1.5420.30.700.90.9粗、提4潛水排污泵45540.900.81162.0117.3粗、提5通風(fēng)機0.25220.50.700.30.3粗、提6電動葫蘆4.9110.30.701.51.5粗、提7照明1110.70.900.70.3粗、提8細格柵0.75220.70.701.11.1細、沉9螺旋輸送機1.1110.70.700.80.8細、沉10螺旋壓榨機3110.70.702.12.1細、沉11啟閉機1.5420.30.700.90.9細、沉12砂水分離器0.37110.70.700.30.3細、沉13羅茨風(fēng)機11210.70.807.75.8細、沉14旋流除砂器0.75220.80.701.21.2細、沉15渣漿泵4110.80.803.22.4細、沉16照明4110.70.902.81.4細、沉17加氯設(shè)備26.9110.700.7518.816.6加氯間18照明4110.700.902.81.4加氯間19變電所及路燈15110.700.9010.55.1小計220.5162.0273.6二、一期（現(xiàn)有）水廠負4荷（綜合池、辦公樓）1鼓風(fēng)機90640.80.84288.0186.0綜合池2行車式吸泥機32.2220.60.8038.629.0綜合池3潛水攪拌機9440.900.8032.424.3綜合池4潛水攪拌機7.5440.900.8027.020.3綜合池5剩余污泥泵5.5220.700.807.75.8綜合池6辦公樓57110.750.9042.820.7小計436.5286.0三、粗細格柵及曝氣沉砂池（二期）1粗格柵清污機1.5330.70.83.22.43潛水排污泵75540.850.82255.0178.04轉(zhuǎn)鼓式格柵清污機3440.70.88.46.35無軸螺旋輸送機1.5110.70.81.10.84手電兩用啟閉機1.1660.20.81.31.06螺旋式砂水分離器0.37110.70.80.30.27雙槽吸砂機0.37220.70.80.50.48吸砂橋配套潛水泵1.4220.70.82.01.59羅茨鼓風(fēng)機15210.80.812.09.0

10渣水分離機0.15110.70.70.10.111照明儀表15110.70.910.55.1小計294.3204.7四、AAO生化池、平流二沉池、絮凝沉淀池、翻板濾池（二期）1潛水攪拌器2.236360.850.867.3250.492潛水回流泵5640.90.818.013.53行車式刮吸泥機1.5220.70.82.11.64刮泥機配套水泵10880.70.8156.040.55框式攪拌機0.45440.80.81.41.16推式液壓缸刮泥機4440.70.811.28.47反沖洗水泵48430.50.8272.050.38反沖洗風(fēng)機90210.50.8445.029.19空壓機7.5210.50.83.82.810曝氣鼓風(fēng)機110540.850.85374.0231.811恒壓供水設(shè)備30110.80.824.018.012加藥螺桿泵3540.70.88.46.313醋酸鈉加藥螺桿泵3320.70.84.23.214助凝劑加藥螺桿泵3320.70.84.23.215計量泵3210.70.82.11.616紫外線消毒48220.90.8586.453.517推流器612120.850.861.245.918照明儀表40110.70.928.013.6小計869.32574.89五、污泥脫水間、污泥緩沖池（二期）1離心濃縮脫水機55320.70.877.057.82軸流風(fēng)機0.25220.80.80.40.33照明儀表15110.70.910.55.1小計87.963.1六、生物除臭、中間提升泵池（二期）1除臭設(shè)備35110.800.8028.021.02一期水提升泵30320.900.8154.039.1合計82.060.1七、其它（二期）1變電所照明及自控30110.700.9021.010.22綜合樓60110.700.9042.020.33廠區(qū)道路照明15110.600.909.04.44其它30110.800.8024.018.0小計96.052.9八、全廠負荷合計1負荷合計2040.21368.82456.92分變電所（一+三+六）596.8426.8733.7總需用系數(shù)Kxp=0.85；Kxq=0.9507.3384.1636.3COS=0.80.80

補償后COS—=0.950.95補償容量Qc=240Kvar217.4利用一期變電所兩臺400kVA變壓器，同時工作。負荷率為67%。3總變所低壓負荷（二+四+五+七）1489.7977總需用系數(shù)Kxp=0.85；Kxq=0.91266.29501583COSg0.820.82補償后COS—=0.950.95補償容量Qc=550Kvar5331333.1選用兩臺1000kVA變壓器，同時