常用仪表图例及缩写

1、常用仪表图例及缩写PrePared On 24 NOVember 20：MANUALLY OPERATED VALVESBy adding an actuator to the basic VaIVe SymbOl Zthe ValVebecomes a COntrOl ValVe V-IV-7V-SGate VaIVe闸阀BUtterfly ValVe Or damper蝶阀或节气闸GlObe ValVe球形阀CheCk ValVe Ik回阀BalI ValVe球阀Hand COntrOIValVe手动控制阀StOP CheCk ValVe 断流止回阀NeedIe ValVe针阀SIide

2、ValVe滑阀PIUg ValVe阻塞阀Ram ValVe冲击阀BIOWdOWn VaIVe吹扫阀- DiaPhragm ValVe薄膜阀AngIe ValVe角阀Three Way Slve三通阀FOUr Way ValVe四通阀匸|訂DiSC ValVe隔膜阀Other ValVeSIndiCated PrOPer abbreviation Under ValVeZ example2-6M-WB-134-J1B7-FHC-1 . 5hUNrrNUMBER单元编号LINE SlZE管线尺寸SERVICE SYMBOL 用途符亘LINE NUMBER 管线编 PlPING SERVlCE SP

3、EClFlCATION 管道用途描述TYPE OF INSULATlON OR TRACING 绝缘类型或保遍LINE INSULABON THICKNESS 管道保温厚度INSULATION CODE 保温代号FCCFUIl COld COnSerVatiOn 完全保持冷却FHCFUll Heat COnSerVatiOn 完全保持伴热PHCPartial Heat COnSerVatiOn 局部保持伴热PPPerSOnnel PrOteCtiOn 个人防护NlNO inSUlatiOn 无保温STSteam traced and insulated 蒸汽伴热ETEleCtriC trace

4、d and inSUIated 电伴热INSTRUMENT NUMBERING PHILOSOPHYX-XX-XXX-XI lltple instrument designator 多种仪表指示toepnumberIntrument tag回路编号或仪表位号SeCtiOn number/Intrument COde区域编号或仪表代号ain number顺序编号PIPING SYMBOLS 管道符号GENERAL 概述LlNE SYMBOLS管道符号ABBRIVATIONS 缩写AGAbOVe GrOUnd 地面HP一HOrSe POWer Or HighPreSSOr 马达或咼压ATM一Atm

5、OSPhere大气一High POint高点BF一BIind FIange肓法兰IACInSUIatiOn ACOUStiC 隔音BHP一Brake HOrSe POWer 马达闸LCLOCk CIOSed锁定关BL一Battery Limit电池限额LO一LOCk OPen锁定开BW一BaCkWaSh逆流LH一LOCk HOPPer锁斗CC一ChenliCaI CIean 化学清洗LP一LOW PreSSUre低压CH OP一Chain OPerated 连续运转L, PTLOW POint低点CP一COrrOSiOn PrObe防腐蚀探测器M一MOtOr Or MOtOriZed ACtU

6、atOr电动机或电动执行器CSC-Car SeaI CIOSed 气缸密封关CSC一Car SeaI OPen 气缸密封开D一Drain排放电DE一Deenerg ized 不带电E一EnergiZed带电(E) -EXiSting当前的(F) 一FUrniShed供应PDMWManWay人行道NCNOrmalIy CIOSed 常闭NDENOrmalIy DeenergiZeci 正常不带NENOrmalIy EnergiZed 正常带电NNFNOrmalIy NO FIoW 正常无流量NONOrmalIy OPen 常开POSitiVe DiSPIaCement 实际置换F&P-F

7、UrniShed&piped 供应或管道传输PV一PrOCeSS VariabIe 进程变量FC-FaiI CIOSed 故障关Fl一FaiI Indeterminate 不确定故障FL-FaiI LOCked 故障锁定SSamPIe COnneCtiOn 取样连接.一SPeCifiC GraVity 特殊引力SO-Steam OUt蒸汽排出FO一FaiI OPen Or FirSt OUt故障开或首次输出SPSet POint 设定点SR一StreSS RelieVe 减压STSteanl TipP蒸汽汽水阀TSO-Tight ShUt-Off 完全切断GE一GeneraI EIeC

8、triC GaSifiCatiOn PrOCeSS 常规电气化程序GO一Gear OPerated 齿轮传动触HH-Hand hole 人孔HS-=-Hydraulic SUPPIy 供水VV一Vent VaIVe 排放阀VT-Vee POrt V 型端口COnlInOdity COdeS 通常代码Air 空气BD一BIOW DOWn 吹扫BF一BiOIer Feed Water 锅炉给水水BW-BIaCk Water 黑水SOV一SOIenOid OPerated VaIVe 电磁阀FOB一FIat On BOttOnI 底部平面FOT一FIat On TOP 顶部平面FP-FUn POrt

9、 整个端口FV-FUlI VaCUuln 完全真空T/T一Tangent TO Tangent 相互接UG一UndergrOUnd 地下的V-Vent 出口VB一VOrteX Breaker 涡流断路器LNLOW PreSUre NitrOgen 低压氮气LS一LOW PreSUre Steain 低压蒸汽LWS一LimeStOne Water SUPPIy 灰水给MNMediUm PreSUre NitrOgen 中压氮CWCOOIing Water SUPPIy 冷却给水MSMediUm PreSUre Steanl 中压蒸CWR一COOIing Water RetUrn 冷却水循环 NG

10、一NatUraI GaS 大气OG一OXygen GaS 氧气CWS一COaI Water SUPPIy 水煤浆DR一Drainage排水装置PG一PrOCeSS GaS (SyngaS Or PUrified gas)工艺气(合成气或净化气)DW一DemineraIiZed Water 脱盐水FEG-FUeI GaS 燃料气水FL-GaS TO FIare气体去燃烧FLG-FIaSh GaS 闪蒸气FO-FUeI OiI 燃油FWFreSh Water 新鲜水GW一Grey Water 灰水XSC一MiX LiqUid Of Shift COndenSate 冷凝物混合液和脱盐水或其它HNHigh PreSUre NitrOgen 高压氮气 汽HWHeating Water SUPPIy 热水SSOIid SUIPhUr 硫磺SC一Steain COndenSate 蒸汽冷凝SSC_ hift COn