工艺制图图例

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1、管线说明仪表图例设备调节阀主物料管道换热器过滤器辅物料管道及公白土用工程管线切断阀罐/槽信号线控制仪表塔板空冷器喷射器符号及代号储罐离心泵加热器塔FC/FI流量调节/指示LC/LI液位调节/指示再沸器水冷器PC/PI压力调节/指示TC/TI温度调节/指示NNF正常无量计量泵设备编号说明图号标识说明B-E-01-AF0305-1001-0台数修改版本号序号图号设备分类项目序号装置代号界区说明设备代号V罐E换热器A空冷器B芳烃抽提装置J蒸汽喷射器/真空泵P泵T塔MOTORBLINDFLANGELOCALMOUNTEDALLINSTRUMENTTAGNUMB

2、ERSANDEQUIPMENTNUMBERSINSULATIONREDUCERSHALLBEPREFIXEDBYTHEPLANTNUMBER.CENTRIFUGALPUMPTHICKNESSINmmPLANTNUMBERSMENTIONEDASBELOWTABLE.FLEXIBLETUBELOCALPANELMOUNTEDORCANNEDPUMPINSULATIONLINESTRAINERCODELINECLASSTEMPORARYSTRAINERAIRACTUATEDPUMPOFPIPINGLOCALMOUNTEDSUPPLIEDBYVENDOR(W

3、ILDENPUMP)LINESERIALBACKETTYPESTRAINERNUMBERUNITCODEHOSECONNECTIONUCSMOUNTEDRECIPROCATINGPUMPCAPFLUIDCODELLOCALCONTROLPANELSTEAMTRAPPNOMINALPIPESIZEININCHVORTEXBREAKERPLOCALPOWERPANELPGEARPUMPORROTARYPUMPSGSIGHTGLASSPT.BTIMERBOX,SPURGESETCWSCOOLINGWATERSUPPLYSPECTACLEBLINDCWRCOO

4、LINGWATERRETURNOPENPIPEATENDOFPIPESMSTEAM(7barGSATURATED)SLSTEAM(FORTRACE)LGLEVELGAUGEBRSBRINESUPPLYROOTSBLOWERBRRBRINERETURNIGHNITROGEN(3barG)GATEVALVEIGLNITROGEN(1.0barG)LTDIRECTMOUNTEDDIFFERENTIALIAINSTRUMENTAIRGLOBEVALVEPRESSURETYPEWITHDIAPHRAGMPAPLANTAIRABLOWERAIRFANFOFUELO

5、ILBALLVALVEFLOATTYPELEVELPWSPUREWATERSUPPLYLTINSTRUMENTDIAPHRAGMVALVEPWRPUREWATERRETURNIWINDUSTRIALWATERSANITARYTYPEDIAPHRAGMVALVETWCHILLEDWATERFTFWFIREWATERBUTTERFLYVALVEVACUUMPUMPORIFICETYPEFLOWVPVACUUMLINEINSTRUMENTNEEDLEVALVEVTVENTPPROCESSTHREEWAYVALVEWWWASTEWATERLOLUBRICATI

6、NGOILCHECKVALVEROTAMETERHOSHIGHPRESS.HYDRAULICOIL(SUPPLY)DRUMCANPUMPHORLOWPRESS.HYDRAULICOIL(RETURN)FLUSHBOTTOMVALVE(AIRPUMP)MASSFLOWMETEROPENDRAINORFUNNELA0COMMONPOSITIVEDISPLACEMENTOPENDRAINORFUNNEL1TANKAGEUNITBMETERSHELL&TUBETYPE2INTERMEDIATEUNITHEATEXCHANGEREHEXHAUSTHOOD3HCE

7、UNITCOPENDRAINORFUNNELVORTEXMETERSBSWINGBEND4RT1UNIT5RT2UNITPGSFSPECIALFLANGE6FIUNITSLIDEGATEVALVEPRESSREGAUGE7RSUNITSGSIGHTGLASSPLATETYPE8UTILITYHEATEXCHANGERSNSPARYNOZZLE9WWTROTALYVALVEPGPRESSUREGAUGESPFLEXIBLEPIPE/VACUUMBREAKERWITHDIAPHRAGMSTSPECIALTEEHHOTINSULATIONDIVERTERSV

8、SLIDEGATEVALVE/TANKBALLVALVECCOLDINSULATIONTGSA