大型汽轮机电动主油泵润滑油系统

(,618000):,:;;:TK263.82:A:16712086X(2004)0220094205MotorDrivenMainLubricatingOilPumpSystemofLargeSteamTurbinesJIAWen(DongfangSteamTurbineWorks,Deyang618000,China)Abstract:Thepaperdelineatesthemaintwokindsofsteamturbinelubricationsystems,and,inthemain,presentsanintroductiontothespecialfeaturesanddesignofthatkindofsystemwhichhasamotordrivenmainluboilpump.Keywords:steamturbine;luboilsystem;motordrivenmainoilpump:2003205219:(19672),,,,1,,,:1.1,,:,(1MPa2MPa),,(),,(0.2MPa0.4MPa),(0.05MPa0.15MPa),,,15%,,,,,(0.05MPa0.15MPa),(0.2MPa0.4MPa)49(2004No.2),,,,GE,,,,,,,,,,,ABBALSTOM,21.2,,,GESIEMENS,,,:SIEMENS2,,:(1):,50%,,,15%(2):,(3):,,(4):,(5):,,(6):,,,:,,1,,,,,,,,,,,,,,,,,,,,,0.5MPa,(0.1MPa),2,,,3,,,,:,,,,;59(2004No.2)12,3,GE2,,,,,69(2004No.2)3:;3.1Q:,,,p1::(),,(),,,,,,,p2:,0.08MPa0.2MPap3:,p4:,,p5:,,3,,,,,3.2,,,p1,p2;p3,p4,,p3p479(2004No.2),;,p5,,,,,,,,,,,,,(78)VSO2=(22.4/Ns)Gs[273+ty)/273]=0.7BSar(1-s)[273+ty)/273](11):tyC4.2,,VH2O[2]:VH2O=0.124GshWsh[(273+ty)/273](12):Wsh%4.3,,,VN2[2]:VN2=0.79Vg[(273+ty)/273]5,,,,,,,:[1].[R].1989.[2].[M].:,1988.,,,,,,,,,,2003,,,,,()89(2004No.2)©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.