疏水阀工作原理课件.ppt

《疏水阀工作原理课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、疏水阀工作原理机械式疏水阀机械式疏水阀倒吊倒式连杆浮球式.TLV自由浮球式.InvertedBucket倒桶排气口入口出口连杆支点阀嘴倒吊桶ONSTARTUPFULLOFWATERInvertedBucketGASANDAIRREACHTRAPInvertedBucketBUCKETFLOATSInvertedBucketAIRLEAKSTHROUGHVENTP1P1HEADP1+headSLOWLYInvertedBucketBUCKETSINKSAIRVENTS(蒸气出口)InvertedBucketBUCKETFLOATSSLOWAIRVENTINGInvertedBucketC

2、OLDCONDENSATEREACHESTRAPDISCHARGEInvertedBucketSTEAMREACHESTRAPInvertedBucketBUCKETFLOATSValveClosesNOFLOWInvertedBucketSTEAMCONDENSESTsTsTsTsSMALLTSLOWLYP1HEADP1+headInvertedBucketSTEAMLEAKSTHROUGHVENTInvertedBucketBUCKETSINKSSTEAMInvertedBucketBUCKETSINKSCONDENSATEInvertedBucketSTEAMENTERSTRAP

3、CONDENSATEInvertedBucketBUCKETFLOATSVALVECLOSESInvertedBucketSEATINGCANBEPOORSTEAMLEAKSCONCENTRATEDWEARWEAKMECHANISMInvertedBucketPOSSIBLEFAILURESInvertedBucketProblemsSlowairventing.Canholdbackcondensate.Canleaksteam.Concentratedwear.ConventionalLeverFloatFLOATLEVERVALVEPIVOTAIRVENTConventional

4、LeverFloatGASANDAIR(蒸气和空气)VENT（出口）ConventionalLeverFloatCONDENSATEAIRVENTCLOSESConventionalLeverFloatCONDENSATEFLOATRISESVALVEOPENSConventionalLeverFloatSTEAMFLOATDROPSVALVECLOSESNOFLOWConventionalLeverFloatVALVEMODULATESAdvantagesofLeverFloatRapidairventing.Operateatsteamsaturationtemperature.I

5、nstantresponsetochangingcondensateload.LeverFloatDisadvantages.CracksAIRVENTCRUSHEDFLOATSLeverFloatDisadvantages.CracksConcentratedWearDisadvantagesofLeverFloatManymovingparts.Concentratedwearofvalves&seats.Fatiguefailureofbellows.Damageonfloatbywaterhammer.TLVFREEFLOATSPROCESSDRIPANDTRACEFeatur

6、es&BenefitsTLVFreeFloatTrapsReliability.Durability.SealingPerformance.SelfRegulating.RemovalofAir.TLVFREEFLOATStrainerscreenFreefloatOrificeAirventTLVFREEFLOATBENEFITSEXCELLENTAIRVENTINGDURABLEXELEMENTHIGHCAPACITYTLVFREEFLOATOPERATIONAIRTLVFREEFLOATOPERATIONCONDENSATETLVFREEFLOATOPERATIONSTEAMC

7、LOSEDCLOSEDWATERSEALTLVFREEFLOATOPERATIONDISCHARGECLOSEDOPENSTLVFREEFLOATOPERATIONCONDENSATETLVFREEFLOATOPERATIONSTEAMCLOSEDReseats:newfloatposition.