Flowserve控制阀技术 压缩机防喘振阀工况.pptx
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Flowserve控制阀技术 压缩机防喘振阀工况.pptx
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Flowserve控制阀技术,压缩机防喘振阀工况,Flowserve北京分公司霍乾名,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Topics,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Flowserve的防喘振阀的经验和业绩防喘振阀的阀型选型阀门介绍噪音控制执行机构定位器,Anti-SurgeValveCustomers(partiallist),2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,中国市场部分业绩,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,InstalledBaseCompressorAnti-SurgeValves,2009PetroLogisticsPTAPlant(Houston)30”X42”X48”ANSI150,2-StageMega12”LinearStroke1.0sFullStrokeOpenModulatingPneumaticActuator,FlowserveBoostervalvesElliotEbaraCompressorLargestCompressorinTheGulfofMexico,orporation.,AllRightsReserved,Beluga,2012FlowserveC,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,InstalledBaseCompressorAnti-SurgeValves,BonnyIslandNLNGPlant(Train1,2&3)36”&42”300#ANSIT/T,1.5sFullStrokeModulatingPneumaticActuator,ParkerBoostervalvesDresserCompressor,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,ASVConfigurationExamples(partiallist),2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Page,2012FlowserveCorporation.,AllRightsReservedThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,典型的防喘振阀门选型要求,失气开FailOpen快速动作Rapidstroketimes.电磁阀触发时,全开时间小于2SLessthan2secondtoopenonsolenoidtrip定位器控制下,阀门全开的动作时间,有的压缩机厂家要求也要快开,全开时间在0.53秒,有的不要求。
C.全开到全关时间,一般要求比较慢.开过程和关过程不对称用快排阀可能会引起控制过程的不稳定,所以一般采用Booster调解行程速度。
典型的防喘振阀门选型要求,3.阀门额定Cv值是最大喘振工况的1.82.2倍ValveCVtobe1.8x2.2xtheSurgeconditionflowrate,4.阀门的额定Cv值小于阻塞流工况下的计算Cv值ValveCVshouldbelessthantheStonewallflowrate,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,典型的防喘振阀门选型要求,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,线形流量特性Linearcharacteristic噪音控制NoiseAttenuation关闭等级ClassIVorVshutoff高压降和流速要求内件加硬HighPressureDropandVelocitiesrequireHardenedtrim阀门形式选择Globe?
Angle?
orrotaryvalves?
始终严格遵循客户的要求。
AlwaysRefertoCustomerSpecifications,防喘振阀阀体形式直通阀和角阀,直通阀是最常用的防喘振阀形式良好的控制品质丰富的降噪方式阀体重量重,对控制阀门的噪音、震动有先天的限制作用直通阀可以满足喘振控制线和喘振线SLL控制的不同要求,角阀形式适合用于大口径防喘振阀内部流道简单,降低流体对内件和阀体的冲击,从而降低震动和噪音。
可以采用小进大出的结构、文丘里出口结构等特点,控制阀门内、阀门出口等位置流速。
角式结构本身可以控制两个维度的震动。
具有和直通阀相同的降噪方式和控制品质,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Flowserve产品简介,MarkOne特点:
单座阀芯结构;双阀杆导向;非固定阀座(自对中);重载型阀杆;维护简单、方便;零部件可互相替换。
2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Flowserve产品简介,MarkOne阀芯、阀座:
2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,Flowserve产品简介,MarkOne,“HeavyDutyDouble,TopStemGuiding”高强度双阀杆导向,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,“笼式导向”1.GallingandStickingoftenoccur磨损、刮伤、粘扣经常发生,2.需要特殊的硬化处理,Flowserve产品简介,严酷工况阀门MegaStream用于降噪的特殊阀笼,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,钻孔技术可以多极降压(最高级数可达7级)可用于平衡内件和非平衡阀门内件。
可以使用于阀笼导向和阀杆结构流向必须是FlowUnder,Flow-Direction,Example:
PressureBalanced3-Stage,FlowserveMegaStream降噪内件,2012FlowserveCorporation.,AllRightsReserved,ThisdocumentandallinformationhereinisthepropertyofFlowserve,Itisconfidentialandissubjecttoreturnupondemand.,Page,可压缩流体(气体),1)SmallpressuredropsBytakingonlysmallpressurelosses,thevelocityisreducedandtheoverallSPLwillbeminimized.2)SmalljetsMultiplesmallenergyjetsreducethetotalenergy
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- Flowserve控制阀技术 压缩机防喘振阀工况 Flowserve 控制 技术 压缩机 防喘振阀 工况