化工工艺流程图制图图例

TC/TI温度调节/指示FC/FI流量调节/指示符号及代号PC/PI压力调节/指示LC/LI液位调节/指示塔塔板白土水冷器储罐罐/槽离心泵设备过滤器再沸器加热器空冷器换热器NNF正常无量B芳烃抽提装置J蒸汽喷射器/真空泵V罐P泵T塔B-E-01-A计量泵E换热器辅物料管道及公用工程管线信号线管线说明主物料管道控制仪表切断阀仪表图例调节阀界区说明设备代号装置代号设备分类序号台数设备编号说明喷射器A空冷器F0305-1001-0图号项目序号修改版本号图号标识说明NOMINALPIPESIZEININCHFLUIDCODEUNITCODELINECLASSOFPIPINGTHICKNESSINmmINSULATIONCODEINSULATIONLINESERIALNUMBERCWSCOOLINGWATERSUPPLYCOOLINGWATERRETURNCWRSTEAM(7barGSATURATED)SMSTEAM(FORTRACE)SLBRINESUPPLYBRSBRINERETURNBRRNITROGEN(3barG)IGHINSTRUMENTAIRIAPLANTAIRPAFUELOILFOPUREWATERSUPPLYPWSINDUSTRIALWATERIWCHILLEDWATERTWFIREWATERFWVACUUMLINEVPVENTVTPROCESSPWASTEWATERWWLUBRICATINGOILLOHIGHPRESS.HYDRAULICOIL(SUPPLY)HOSLOWPRESS.HYDRAULICOIL(RETURN)HOR0COMMONTANKAGEUNIT1INTERMEDIATEUNITHCEUNITRT2UNITRT1UNIT3542FIUNITRSUNITUTILITY867PERSONNELPROTECTIONCOLDINSULATIONCPPHHOTINSULATIONCONNECTEDPROCESSLINECONNECTEDUTILITYLINEPROCESSANDUTILITYLINESTEAMTRACEDLINEELECTRICTRACEDLINEELECTRICINSTRUMENTLINEPNEUMATICINSUTRUMENTLINECAPILLARYLINEHOSEPIPINGSPECIFICATIONBREAKeeeBLINDFLANGEFLEXIBLETUBELINESTRAINERBACKETTYPESTRAINERHOSECONNECTIONCAPSTEAMTRAPSIGHTGLASSSPECTACLEBLINDGATEVALVEGLOBEVALVEBALLVALVEDIAPHRAGMVALVEBUTTERFLYVALVENEEDLEVALVETHREEWAYVALVECHECKVALVEFLUSHBOTTOMVALVESLIDEGATEVALVEROTALYVALVEDIAPHRAGMACTUATORSYLINDERACTUATORPRESSUREREGULATORPCVPSVPRESSURESAFETYVALVERUPTUREDISCBREATHERVALVEBFLAMEARRESTERFAMESHSCREENMSLOCALMOUNTEDLOCALPANELMOUNTEDUCSMOUNTEDLEVELGAUGELGLTDIRECTMOUNTEDDIFFERENTIALPRESSURETYPEWITHDIAPHRAGMLTFLOATTYPELEVELINSTRUMENTFTINSTRUMENTORIFICETYPEFLOWROTAMETERMASSFLOWMETERPOSITIVEDISPLACEMENTMETERVORTEXMETERPGPGWITHDIAPHRAGMPRESSUREGAUGEPRESSREGAUGETEMPERATUREGAUGETGRESTRICTIONORIFICEROGROUNDLEVELFAILUREOPEN(VENTCWLINE)FAILURECLOSEELEVATIONBATTERYLIMITFOGLFCELBLNORMALOPENNORMALCLOSEMANHOLENONCMHHANDHOLEHHFLOWRATEPRESSURETEMPERATUREPTFLLEVELICINDICATIONCONTROLANOTE1.ALARMHIGHHLOWLTOTALIZEQSWITCHSRRECORDTHESEAREINDICATIONINTHEP&IDSINCEUCSINCLUDESTHESEFUNCTIONS.MOTORCENTRIFUGALPUMPAIRACTUATEDPUMPGEARPUMPVACUUMPUMP(AIRPUMP)HEATEXCHANGERSHELL&TUBETYPEBUCKETLOADCELLOPENPIPEATENDOFPIPESANITARYTYPEDIAPHRAGMVALVERDVARIABLEVOLTAGEVARIABLEFREQUENCYVVVFNOTE:TRANSMITTERSHALLBEEQUIPPEDWITHLOCALINDICATORSPLITRANGECONTROLSRUNCLASSIFIEDXVALVEVSGSELECTORSWITCHPLATETYPEHEATEXCHANGEREELEMENTTRANSMITTERTSWINGBENDTHREEWAYVALVE(FORSANITARYSERVICE)WWT9PUREWATERRETURNPWRBLOWERAIRANITROGEN(1.0barG)IGLDTAIRTRAPREDUCERTEMPORARYSTRAINERVORTEXBREAKEROPENDRAINORFUNNELAOPENDRAINORFUNNELBDIVERTERORCANNEDPUMP(WILDENPUMP)ORROTARYPUMPDRUMCANPUMPFANROOTSBLOWERPLPPT.BLOCALCONTROLPANELLOCALPOWERPANELTIMERBOX,HANDHSEQUENCEVALVERCVCARTRIGEINLINEORFILTERINLINEMIXERMIXERSHALLBEPREFIXEDBYTHEPLANTNUMBER.PLANTNUMBERSMENTIONEDASBELOWTABLE.ALLINSTRUMENTTAGNUMBERSANDEQUIPMENTNUMBERSSILENCERFLFAILLOCKPSPURGESETLOCALMOUNTEDSUPPLIEDBYVENDORRECIPROCATINGPUMPOPENDRAINORFUNNELCSFSPECIALFLANGESBSWINGBENDSGSIGHTGLASSSNSPARYNOZZLESPFLEXIBLEPIPE/VACUUMBREAKERSTSPECIALTEESVSLIDEGATEVALVE/TANKBALLVALVESANITARY3WAYVALVEEHEXHAUSTHOOD一、装置名称：装置代号：B二、设备分类：代号塔泵换热器容器（槽、罐）空冷器三、设备编号说明四、管线代号说明B-P-02A/B装置代号设备分类顺序号台数100－P0001—HI六、流体代号NFDHAMCLCIAR九、仪表符号及组合代号八、仪表图例七、管线及管件主物料管道辅助物料及公用工程管线管内介质流向截止阀止回阀减压阀安全阀阻火器疏水阀Y形，T形过滤器8字盲板软管接头漏斗蝶阀管道视镜电动信号线孔板气动信号线调节阀（气源故障阀门关）调节阀（气源故障阀门开）盘面指示仪表现场仪表DCS集中控制仪表PSV1002取样分析原料、产品（副产品）进出装置示意*代表管号或设备号，**代表图号1.仪表符号字母第一字母（被测变量）后继字母（功能）备注A成分分析报警差d测量元件E流量F高限手动遥控H指示I低限液面（或界面）L限流孔板O压力（或真空）P积算Q记录或打印R联锁S变送温度T调节阀V辅助功能YHH表示高高限LL表示低低限2.组合代号PA压力报警PC压力调节PIA压力指示报警PIC压力指示调节PICA压力指示控制报警PG现场压力指示TG现场温度指示TI温度指示LATIC液位报警温度指示调节FICFTFOFIQFILIAH流量变送限流孔板流量指示累积流量控制指示流量指示液位指示高位报警LICALLIAHLLAHLLICA液位调节指示低位报警界面（液位）指示、高低位报警高低位报警液位指示调节报警LGLIC液位指示调节现场液位指示HIC手动遥控蒸汽喷射泵过滤器管道公称直径流体代号管道编号,从0001开始HI-保温，PP-防烫，ST-蒸汽伴热本装置管道材质均为碳钢工业风循环给水含油污水循环回水仪表风低压蒸汽凝水中压蒸汽凝水烃类排放污油火炬气TPEVAJFDCS软连接W重量S-01HS高压蒸汽(2.2MPaG)FOFC保温蒸汽伴热HC高压蒸汽凝水（2.2MPaG）DHS含溶剂排放污油PNG工艺流体（碳氢化合物）氮气LSMS中压蒸汽(1.1MPaG)低压蒸汽(0.3MPaG)SC-02取样分析(冷却)阀门（闸阀或截止阀）FW工业水（新鲜水）MEA单乙醇胺五、图号标识说明F0305－2002－0修改版本号图号项目序号锁定开，锁定关LOLCFLO(FLC)调节阀（气源故障阀门保位，信号开）自保联锁系统仪表（PLC）（气源故障阀门保位，信号关）