往复压缩机气阀介绍

1CompressorValves气阀Ranked#1asprimarycauseofunscheduledshutdownsSomevalvetypes/designsmoretolerantthanothersofactualserviceconditions2CompressorValves-ProcessGas“ToleranceRating”气阀-对工艺气忍耐度CompressorValveType

RankingMagnum(PEEK子弹头） Excellent顶好Poppet 提动头(蘑菇状) Good好ConcentricRing(Plate) 环状 Good好PortedPlate 片状带孔 Good好Channel 槽式 Fair一般3ProcessPoppetValveFeatures-

WhyitWorks菌状阀Poppetelementdesign-rigid

&toughSpringdesign-lowerstresses

thanplatestylevalvesStreamlinedgasflow-allows

gascontaminantstopass

through;reducespluggingReconditioning-simpleandeasy;minimizesrebuilding&assemblyerrorsCaution-allpoppetstylevalvesarenotequal!4CompressorValveTechnology:We’veraisedthestandard

把气阀技术再度提高

Objectives:

TofurtherimprovetheperformanceandreliabilityofcompressorvalvesTocombineidealdesignfeaturesofvariousvalvetypesintoasingledesignExtendapplicationofasingledesigntoawiderrangeofspeedsandpressuresOfferatalowercostthanexistingring,plateorpoppetstylevalves5Features:Rigidandtough(lowmass)

non-metallicsealingelement

formaximumimpact

resistanceMinimaltensileloadingin

sealingelementsMinimizedfixedclearanceLarge(effective)flowareaatminimumliftAvailable,lowcostsealingelementeasesreconditioningandreducesinventoryCanbeusedinconjunctionwithport,plugandfingertypeunloadersMagnumTMCompressorValve

子弹头气阀6MagnumTMCompressorValveGasflowHigh-strength,lowmass,

PEEKsealingelementAdvancedvalve

elementgeometryPrecision-guided

valveelementsandspringsStreamlinedflowpathwithbalancedseat,guardandliftareas

optimizeEFA;goodtoleranceforliquidsandparticulatesinthegasLocatingpins

forprecision

alignment7MagnumTMCompressorValveMagnumValveExperience:1995-Valvedesignfirstconceptualized1996-Developmentandprototypetesting1997-FirstfieldinstallationsToday:Operatinginnearly400compressorcylindersworldwide2<M.W.<7135<Pd<4,000psig327<Speeds<1,000rpmApproaching1millionhoursofoperation8

承受较大的晶间运动,但不影响其结构可回弹至原位可吸收较多的冲击能量

较低的强度和硬度

耐温高类似金属，但晶间连接力低9重量轻

为金属阀片的六分之一,减少惯性力和冲击力及磨损,使用寿命增加.耐腐蚀

几乎所有种类的工艺气体,包括100%H2S和低于3%的氯气或HCL100%HCO等各种酸性气体.承受气体中液体和渣质大升程HI-TEMP阀片最大允许升程为3.56mm,钢阀片最大允许升程为1.788mm,可减少气体流经气阀的阻力,并提高使用寿命.

抗冲击疲劳性高

抗饶裂疲劳性高

HI-TEMP材料特点

10在以下操作条件保证材料特性11HI-TEMP环状阀(HPS)12HI-TEMP网状阀(PF)13POPPET阀14PressurePackings-ControllingFugitiveEmissions

密封环15RodPackingsandPackingRings密封环DuraWearTMPerformancePartsRegisteredD-RtrademarkPackingcasedesigns:Meet(orexceeds)API618standardsAvailableinavarietyofmaterialsincludingcastiron,alloysteels,andstainlesssteelsPackingringsAvailableinavarietyofblendedthermosetandthermoplasticmaterialsincludingPTFE,PEEK,NylonandVESPEL.OEMapplicationexpertiseatcompetitivecostanddelivery16PistonRingsandRiderBandsDuraWearTMPerformancePartsRegisteredD-RtrademarkPistonringsandriderbandsAvailableinavarietyofblendedthermosetandthermoplasticmaterialsincludingPTFE,PEEK,NylonandVESPELOEMapplicationexpertiseatcompetitivecostanddelivery17Typicalsurfacehardnessinpacking

travelarea(s):Inductionhardenedalloy steels: 50HRC(Min.)Heattreatedalloyand stainlesssteels: 22<HRC<40 CompressorPistonRods活塞杆18Hardness:硬度 70HRC(equiv.)Finishthickness厚度: 3to6milsSurfacefinish表面光洁: 4to8microinchesTensilebond结合强度: 10,000psi(min.)68.9兆帕TC3-TungstenCarbidePistonRodCoating

喷涂19Excellentslidingwear

characteristicsIncreasedhardnessE