最新2016年有限公司井下设备整定计算

太原东山五龙煤业有限公司井下设备整定计算编制：庞小平审核：邢晓勇太原东山五龙煤业机运部2016年11月4日太原东山五龙煤业井下设备整定计算五龙煤业井下供电负荷参数表序号设备名称使用地点规格型号额定功率额定电压台数1多级离心泵旧水泵房D45-50*775KW660V32潜水泵旧水泵房QYG5-7-5.55.5KW660V33照明综保旧水泵房ZBZ-4.04KVA127V14主排水泵中央水泵房MD155-67*5250KW10KV35调度绞车回风下山JD-4040KW660V16照明综保回风下山ZBZ-4.04KVA127V17喷浆机回风下山PS515.5KW660V18离心卧泵回风下山D46-30*730KW660V29耙岩机回风下山P90B45KW660V110潜水泵回风下山BQW12.5/100-7.57.5KW660V111局部通风机回风下山FBDNo5.6-2*1115KW660V212调度绞车撒煤斜巷口JD-2525KW660V113照明综保撒煤斜巷口ZBZ-4.04KVA127V114潜水泵撒煤斜巷口QYG5-7-5.55.5KW660V115调度绞车轨道下山JD-2525KW660V116调度绞车轨道下山JD-5555KW660V117水泵轨道下山BQW30-240/5-3737KW660118耙岩机轨道下山P90B45KW660V119潜水泵轨道下山BQW25-110/3-18.55.5KW660V320喷浆机轨道下山PS515.5KW660V121局部通风机轨道下山FBDNo5.6-2*1111KW660V222调度绞车胶带下山JD-2525KW660V12380皮带胶带下山DSG80/40-2*55110KW660V124刮板输送机胶带下山SGB620/5555KW660V125刮板输送机胶带下山SGB620/5555KW660V126局部通风机胶带下山FBDNo5.6-2*1515KW660V227综掘机胶带下山EBZ-160261KW660V128照明综保撒煤斜巷口ZBZ-4.04KVA127V129综掘机顺槽EBZ-160210KW660V130照明综保撒煤斜巷口ZBZ-4.04KVA127V1一、短路电流计算1、1#315KVA移变二次出口端的短路电流Id1计算移变二次电压660V，容量400KVA,系统短路容量按50MVA计算；查煤矿井下三大保护细则附录二高压系统参数表1得，系统电抗Xx=0.0095Ω；6KV电缆Lg=0.65km；查煤矿井下三大保护细则附录二高压系统参数表2得，Ro=0.412Ω/km，Xo=0.075Ω/km.高压电缆电阻、电抗：Rg=0.412×0.65=0.2678ΩXg=0.075×0.65=0.04875Ω变压器电阻、电抗：Rb1=0.0126ΩXb1=0.0674ΩΣR=Rg/Kb2+Rb1=0.2678/8.72+0.0126=0.01614ΩΣX=Xx+Xg/Kb2+Xb1=0.0095+0.04875/8.72+0.0674=0.07754ΩId1=Ue/222XR=690/207754.0201614.02=4355.95A2、调度绞车电机处短路电流Id2计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ2=50m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ2=0.088×0.05=0.0044ARZ2=0.864×0.05=0.0432AΣR=0.01614+0.0432=0.05934ΩΣX=0.07754+0.0044=0.08194ΩId2=Ue/222XR=690/208194.0205934.02=3410.1A3、喷浆机电机处短路电流Id3计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ3=280m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ3=0.090×0.28=0.0252ARZ3=1.37×0.28=0.3836AΣR=0.01614+0.3836=0.39974ΩΣX=0.07754+0.0252=0.10274ΩId3=Ue/222XR=690/210274.0239974.02=835.9A4、离心水泵电机处短路电流Id4计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ4=30m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ4=0.090×0.03=0.0027ARZ4=1.37×0.03=0.0411AΣR=0.01614+0.0411=0.05724ΩΣX=0.07754+0.0027=0.08024ΩId4=Ue/222XR=690/208024.0205724.02=3500.26A5、潜水泵电机处短路电流Id5计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ5=80m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ5=0.090×0.08=0.0072ARZ5=1.37×0.08=0.1096AΣR=0.01614+0.1096=0.12574ΩΣX=0.07754+0.0072=0.08474ΩId5=Ue/222XR=690/208474.0212574.02=2275.29A6、耙岩机电机处短路电流Id6计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ6=100m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ6=0.088×0.1=0.0088ARZ6=0.864×0.1=0.0864AΣR=0.01614+0.0864=0.10254ΩΣX=0.07754+0.0088=0.08634ΩId6=Ue/222XR=690/208634.0210254.02=2573.69A7、调度绞车电机处短路电流Id7计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ7=20m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ7=0.088×0.02=0.00176ARZ7=0.864×0.02=0.01728AΣR=0.01614+0.01728=0.03342ΩΣX=0.07754+0.00176=0.0793ΩId7=Ue/222XR=690/20793.0203342.02=4009.08A8、潜水泵电机处短路电流Id8计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ8=120m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ8=0.090×0.12=0.0108ARZ8=1.37×0.12=0.1644AΣR=0.01614+0.1644=0.18054ΩΣX=0.07754+0.0108=0.08834ΩId8=Ue/222XR=690/208834.0218054.02=1716.47A9、调度绞车电机处短路电流Id9计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ9=10m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ9=0.088×0.01=0.00088ARZ9=0.864×0.01=0.00864AΣR=0.01614+0.00864=0.02478ΩΣX=0.07754+0.00088=0.07842ΩId9=Ue/222XR=690/207842.0202478.02=4194.94A10、喷浆机电机处短路电流Id10计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ10=50m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ10=0.090×0.05=0.0045ARZ10=1.37×0.05=0.0685AΣR=0.01614+0.0685=0.08464ΩΣX=0.07754+0.0045=0.08204ΩId10=Ue/222XR=690/208204.0208464.02=2926.83A11、潜水泵电机处短路电流Id11计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ11=100m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ11=0.090×0.1=0.009ARZ11=1.37×0.1=0.137AΣR=0.01614+0.137=0.15314ΩΣX=0.07754+0.009=0.08654ΩId11=Ue/222XR=690/208654.0215314.02=1961.33A12、潜水泵电机处短路电流Id12计算UPQMY-3×16mm2/0.66型电缆的电阻、电抗：LZ12=150m。查煤矿井下三大保护细则附录三表5得：Ro=1.37Ω/km，Xo=0.090Ω/km.XZ12=0.090×0.15=0.0135ARZ12=1.37×0.15=0.2055AΣR=0.01614+0.2055=0.22164ΩΣX=0.07754+0.0135=0.09104ΩId12=Ue/222XR=690/209104.0222164.02=1439.84A13、耙岩机电机处短路电流Id13计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ13=80m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ13=0.088×0.08=0.00704ARZ13=0.864×0.08=0.06912AΣR=0.01614+0.06912=0.08526ΩΣX=0.07754+0.00704=0.08458ΩId13=Ue/222XR=690/208458.0208526.02=2872.7A14、2#315KVA移变二次出口端的短路电流Id14计算移变二次电压660V，容量400KVA,系统短路容量按50MVA计算；查煤矿井下三大保护细则附录二高压系统参数表1得，系统电抗Xx=0.0095Ω；6KV电缆Lg=0.65km；查煤矿井下三大保护细则附录二高压系统参数表2得，Ro=0.412Ω/km，Xo=0.075Ω/km.高压电缆电阻、电抗：Rg=0.412×0.65=0.2678ΩXg=0.075×0.65=0.04875Ω变压器电阻、电抗：Rb1=0.0126ΩXb1=0.0674ΩΣR=Rg/Kb2+Rb1=0.2678/8.72+0.0126=0.01614ΩΣX=Xx+Xg/Kb2+Xb1=0.0095+0.04875/8.72+0.0674=0.07754ΩId14=Ue/222XR=690/207754.0201614.02=4355.95A15、回风下山局部通风机电机处短路电流Id15计算UPQMY-3×25mm2/0.66型电缆的电阻、电抗：LZ15=20m。查煤矿井下三大保护细则附录三表5得：Ro=0.864Ω/km，Xo=0.088Ω/km.XZ15=0.088×0.02=0.00176ARZ15=0.864×0.02=0.01728AΣR=0.01614+0.01728=0.03342ΩΣX=0.07754+0.00176=0.0793ΩId15=Ue/222XR=690/20793.0203342.02=4009.08A16、轨道下山局部通风机电