Steam Turbine-Condensing Impulse Type (N1.5-1.25)

BASIC DESIGN DATA
No.ItemsWorking parametersRemark1Steam turbine typeN1.5-1.252Engine styleQ023Rated power1500KW4Rated speed6500-1500r/min5Critical speed3950r/min6Intake pressure1.25mpaAbsolute pressure7Intake temperature350ºC8Steam intake capacity8.8t/h9Steam consumption5.87kg/kw.h10Exhaust pressure rated load 0.0103mpa11Layout typeSingle layer12Rotor structure1C 2 +7P13Inlet/outlet diameter of main steam valve100/80x2mm14Steam outlet diameter650 mm15Weight of engine/rotor7.4/0.68t16Max Weight for lifting 1.6 t17Operation floor standard height0 m18Height from engine center to operation floor1050 mm19Jacking gearManual20Coupling manner for engine and gear boxFlat tooth style coupling21Coupling manner for gear box and Power generatorRigid coupling22External dimension3650x2235x2112 mm 23Oil temperature for bearing ≤65 24Noise ≤80dB25Shaft vibration guarantee value<0.03mm26Circling cooling water temp ()Normal 27,Max.3327Circulating water pressure0.3-0.4Mpa /gauge pressure28Generator model1FC6 566-4LA4029Generator output1500 KW30Generator pressure400 V31Environment temperature.VDE40ºC32Speed1500r/min33Frequency50HZ34Power factor0.8(dragging)35Generator efficiency94.7%36Isolation classF/class37Temperature rising classF/ class38Wiring style3 phase 4 line39Cooling mannerAir cooling40Noise levelA weighted sound level
≤105A)41External dimensionSee drawingsNo.ItemsWorking parametersRemark1Steam turbine typeN1.5-1.252Engine styleQ023Rated power1500KW4Rated speed6500-1500r/min5Critical speed3950r/min6Intake pressure1.25mpaAbsolute pressure7Intake temperature350ºC8Steam intake capacity8.8t/h9Steam consumption5.87kg/kw.h10Exhaust pressure rated load 0.0103mpa11Layout typeSingle layer12Rotor structure1C 2 +7P13Inlet/outlet diameter of main steam valve100/80x2mm14Steam outlet diameter650 mm15Weight of engine/rotor7.4/0.68t16Max Weight for lifting 1.6 t17Operation floor standard height0 m18Height from engine center to operation floor1050 mm19Jacking gearManual20Coupling manner for engine and gear boxFlat tooth style coupling21Coupling manner for gear box and Power generatorRigid coupling22External dimension3650x2235x2112 mm 23Oil temperature for bearing ≤65 24Noise ≤80dB25Shaft vibration guarantee value<0.03mm26Circling cooling water temp ()Normal 27,Max.3327Circulating water pressure0.3-0.4Mpa /gauge pressure28Generator model1FC6 566-4LA4029Generator output1500 KW30Generator pressure400 V31Environment temperature.VDE40ºC32Speed1500r/min33Frequency50HZ34Power factor0.8(dragging)35Generator efficiency94.7%36Isolation classF/class37Temperature rising classF/ class38Wiring style3 phase 4 line39Cooling mannerAir cooling40Noise levelA weighted sound level
≤105A)41External dimensionSee drawings
Technical requirementsSteam turbine engine technical requirementsIntake pressure Mpa (g): 1.25Intake temp. ºC: 350Condensing pressure Mpa (a):<0.0103Rated power KW: 1500Normal power KW: 1500Rated speed r/min: 6500-1500Normal speed r/min: 6500-1500Speed changing range : 80-105%Rated steam consumption guarantee value:5.87 kg/kw.hNoise guarantee value: <85dbShaft vibration guarantee value: <0.03mmRotation direction: See from generator side, counter clockwiseCircling cooling water temperature: Normal 27ºC, Max. 33ºCDriven motor(generator) parameter:Power: normal 1500kw, rated 1500kwRotating speed: normal 1500r/min, rated 1500r/minSpeed changing range: 80-105% Driven motor (generator) model:1FC6 566-4LA40Steam turbine engineType: condensing impulse typeModel: N1.5-1.25Design lifetime: 30 years.Under designing condition, continuous running time will be no less than 8000 hours.The steam turbine should satisfy the output and speed requirement of generator under various working conditionsThe steam turbine engine is multiple valves regulation.The layout type is single layer.