LINESERVICEIDENTIFICATION
SYMBOL符号SERVICE帮助AIRSYSTEMS空气系统INSTRUMENTAIR仪表风PLANTAIR工厂风烧焦空气
IAPADA
STEAMANDCONDENSATESYSTEMS蒸汽和凝液系统HCHIGHPRESSURECONDENSATE高压蒸汽凝液MCMEDIUMPRESSURECONDENSATE中压蒸汽凝液LCLOWPRESSURECONDENSATE低压蒸汽凝液SCSURFACECONDENSATE表面凝液DSDILUTIONSTEAM稀释蒸汽HSHIGHPRESSURESREAM高压蒸汽MSMEDIUMPRESSURESTEAM中压蒸汽LSSUPERHEATEDLOWPRESSURESTEAM过热低压蒸汽PSSATURATEDLOWPRESSURESTEAM饱和低压蒸汽SHSSUPERHIGHPRESSURESTEAM超高压蒸汽DRAINSYSTEMS排放系统CDLDNDCHEMICALDRAIN化污LIQUIDDRAIN液体排放NONCONTAMINATEDPOLLUTIONDRAIN
1
fOD
无污染排放OILYDRAIN油污
EXHAUSTANDVENTSYSTEMSAVATMOSPHERICVENTNOTFROMPSV通大气（不从安全阀）SVSAFETYVALVETOATMOSPHERE安全伐排大气FLARESYSTEMS火炬系统DFDRYFLARE干火炬WFWETFLARE湿火炬GASSYSTEMS气体系统FGFUELGAS燃料气HGHYDROGEN氢气NGNITROGEN氮气SPECIALLIQUIDSYSTEMS特殊液体系统CLCAUSTIC腐蚀性QOQUENCHOIL急冷油SOSEALOIL密封油WOWASHINGOIL冲洗油（压缩机）PROCESSSERVICENORMALPPROCESS工艺REFRIGERANTSYSTEMSBRBINARYREFRIGERANT二元制冷PRPROPYLENEREFRIGERANT
2
f丙烯冷剂WATERSYSTEMS水系统BFWBOILERFEEDWATER锅炉给水FWFIREWATER消防水IWINTERMEDIATEWATER二次水CWRCOOLINGWATERRETURN冷却水回水CWSCOOLINGWATERSUPPLY冷却水PWPOLISHEDWATER工艺水QWQUENCHWATER急冷水UWUTILITYWATER工业水WWWASTEWATER废水
MISCELLANEOUSSYMBOLS各种缩写和符号
AACCATMBLBTSBV
ABBREVIATION
AND
SERVICE
AIRMOTOR空气马达ACCESSIBLE可接近的ATMOSPHERE大气BATTERYLIMIT界区BUBBLETIGHTSHUTOFF缓慢紧密切断BYVENDOR由供应商提供
3
fCONNCSCCSODECEORSOREWFLGLCLONCNNFNOSSCSORSRSSTTSOUC
CONNECTION连接CARSEALCLOSED关闭锁定CARSEALOPEN打开锁定DETAILENGINEERINGCONTRACTOR工程承包商详细资料ENDOFRUN运行结束EYEWASH洗眼FLANGE法兰LOCKEDCLOSED锁定关闭LOCKEDOPEN锁定打开NORMALLYCLOSED正常情况下关闭NORMALLYNOFLOW正常情况下无流量NORMALLYOPEN正常情况下打开SAMPLECONNECTION取样点SAMPLECONNECTION连接冷却器的取样点STARTOFRUN开始运行STRAINER过滤器SAFETYSHOWER安全喷淋LINEDRIPTRAP疏水器TIGHTSHUTOFF密闭切断UTILITYCONNECTION公用工程接口
WITH
COOLER
4
fLINES
MAINLINE主线SECONDARYLINE副线UNDERGROUNDORBURY地下或隐藏ELECTRICALLYTRACED电缆线SPECIALTRACED特殊管线STEAMTRACED蒸汽伴热JACKETED夹套PACKAGEDEQUIPBOUNDARY成套设备分界线BATTERYLIMITBOUNDARY界区分界线FUTURE未来MATERIALSPECBREAK材料规格分界点DESIGNBREAK设计分界点BELOWGROUNDLINERISINGABOVEGRADEr