PID图例符号介绍.doc
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1、窗体顶部LINE SERVICE IDENTIFICATION窗体底部SYMBOL SERVICE 符号 帮助 AIR SYSTEMS 空气系统IA INSTRUMENT AIR 仪表风PA PLANT AIR 工厂风DA 烧焦空气STEAM AND CONDENSATE SYSTEMS蒸汽与凝液系统HC HIGH PRESSURE CONDENSATE 高压蒸汽凝液MC MEDIUM PRESSURE CONDENSATE 中压蒸汽凝液LC LOW PRESSURE CONDENSATE 低压蒸汽凝液SC SURFACE CONDENSATE 表面凝液DS DILUTION STEAM 稀释
2、蒸汽HS HIGH PRESSURE SREAM 高压蒸汽MS MEDIUM PRESSURE STEAM 中压蒸汽LS SUPERHEATED LOW PRESSURE STEAM 过热低压蒸汽PS SATURATED LOW PRESSURE STEAM 饱与低压蒸汽SHS SUPER HIGH PRESSURE STEAM 超高压蒸汽DRAIN SYSTEMS排放系统CD CHEMICAL DRAIN 化污LD LIQUID DRAIN 液体排放ND NON-CONTAMINATED POLLUTION DRAIN 无污染排放OD OILY DRAIN油污EXHAUST AND VENT
3、 SYSTEMSAV ATMOSPHERIC VENT (NOT FROM PSV) 通大气(不从安全阀)SV SAFETY VALVE TO ATMOSPHERE 安全伐排大气FLARE SYSTEMS火炬系统DF DRY FLARE 干火炬 WF WET FLARE 湿火炬GAS SYSTEMS气体系统FG FUEL GAS燃料气HG HYDROGEN 氢气NG NITROGEN氮气SPECIAL LIQUID SYSTEMS特殊液体系统CL CAUSTIC 腐蚀性QO QUENCH OIL急冷油SO SEAL OIL 密封油WO WASHING OIL冲洗油(压缩机)PROCESS SE
4、RVICE (NORMAL)P PROCESS 工艺REFRIGERANT SYSTEMSBR BINARY REFRIGERANT 二元制冷PR PROPYLENE REFRIGERANT 丙烯冷剂WATER SYSTEMS 水系统BFW BOILER FEED WATER 锅炉给水FW FIRE WATER 消防水IW INTERMEDIATE WATER 二次水CWR COOLING WATER RETURN 冷却水回水CWS COOLING WATER SUPPLY 冷却水PW POLISHED WATER 工艺水QW QUENCH WATER急冷水UW UTILITY WATER 工
5、业水WW WASTE WATER 废水MISCELLANEOUS ABBREVIATION AND SERVICE SYMBOLS各种缩写与符号A AIR MOTOR 空气马达ACC ACCESSIBLE 可接近得 ATM ATMOSPHERE 大气 BL BATTERY LIMIT 界区BTS BUBBLE TIGHT SHUT-OFF 缓慢紧密切断BV BY VENDOR 由供应商提供CONN CONNECTION 连接CSC CAR SEAL CLOSED 关闭锁定CSO CAR SEAL OPEN 打开锁定DEC DETAIL ENGINEERING CONTRACTOR 工程承包商详
6、细资料 EOR END OF RUN 运行结束SOREW EYEWASH 洗眼FLG FLANGE 法兰LC LOCKED CLOSED 锁定关闭LO LOCKED OPEN 锁定打开NC NORMALLY CLOSED 正常情况下关闭NNF NORMALLY NO FLOW 正常情况下无流量NO NORMALLY OPEN 正常情况下打开S SAMPLE CONNECTION 取样点SC SAMPLE CONNECTION WITH COOLER 连接冷却器得取样点SOR START OF RUN 开始运行SR STRAINER 过滤器SS SAFETY SHOWER安全喷淋T LINE D
7、RIP TRAP 疏水器TSO TIGHT SHUT OFF 密闭切断UC UTILITY CONNECTION 公用工程接口LINESMAIN LINE主线SECONDARY LINE副线UNDERGROUND OR BURY地下或隐藏ELECTRICALLY TRACED电缆线SPECIAL TRACED特殊管线STEAM TRACED蒸汽伴热JACKETED夹套PACKAGED EQUIP BOUNDARY成套设备分界线BATTERY LIMIT BOUNDARY界区分界线FUTURE未来MATERIAL SPEC BREAK材料规格分界点DESIGN BREAK设计分界点BELOW G
8、ROUND LINE RISING ABOVE GRADE地管伸出点BREAK OF REPONSIBILITY责任分界点MISCELLANEOUS ITEMS各种细节ROD OUT CONNECTIONCLEAN OUT CONNECTION (FLUSHING)清理接口(冲洗)REMOVABLE SPOOL可拆除短管NOZZLE OR PIPE WITH BLIND FLANGE带盲法兰得喷嘴或管线SPACER FOR BLIND盲管位置NORMALLY CLOSED正常情况下关闭NORMALLY OPEN正常情况下打开FIGURE BB 图REVERSIBLE BLIND8字盲板ORIF
9、ICE SWAGE孔板INSULATED FLANGED JOINT保温法兰连接PIPE CAP (WELDED)管帽(焊接)PIPE CAP (SCREWED)管帽(法兰)REDUCER变径管T-STRAINERT型过滤器PERMANENT Y-STRAINER (WITH VALVE)带阀门Y型过滤器TEMPORARY STRAINER临时过滤器HOSE CONNECTION软管接口SAMPLE CONNECTION取样口*-SERVICE SYMBOL符号说明SEQUENCE NUMBER序列号OPEN DRAIN HUB敞口集液器MATERIAL BALANCE STREAM NUMB
10、ER物流号CONTINUTY ARROW延续箭头INITIAL FEED初始进料GRADE等级TRENCH地沟LINE IDENTIFICATION管线说明INSULATION CODE保温代码MATERIAL SPECIFICATION材质BRANCH IDENTIFIER分支标识SEQUENCE NUMBER管线号PROCESS SECTION AREA(MAY BE SINGLE DIGIT)工艺区LINE SERVICE SYMBOL管线符号说明LINE SIZE管线尺寸VALVESGATE VALVE闸阀BUTTERFLY VALVE蝶阀DIAPHRAGM VALVE隔膜阀GLOBE
11、 VALVE球阀NEEDLE VALVE针型阀PLUG VALVE截止阀BALL VALVE球阀CHECK VALVE止逆阀STOP CHECK VALVE(BOILER NON-RETURN VALVE)带手轮止逆阀THREE 0R FOUR VALVE三通或四通阀MULTI PORT PLUG多向切断阀ANGLE VALVE角阀DUAL TANDEM BLOWNDOWN VALVES两段排污阀RAN TYPE VALVER型阀T-TYPE GLOBE VALVET型球阀 AUTOMATIC RECIRCULATION VALVE自动再循环阀INTERLOCKED VALVES(MECHAN
12、ICAL LINK)机械联动阀QUICK OPENING OR CLOSING VALVE快速开关阀VALVE WITH BODY CAVITY RELIEF OR BODY BLEED CONNECTION带有排放阀得阀门DAMPER挡板 APPROPRIATE ABBREVIATION合适得缩写SLIDE GATE VALVE滑动闸阀EQUIPMENT IDENTIFACATION设备符号SUPPLIED WITH VENDOR EQUIPMENT供应商提供得设备SPARE(A,B,C,ETC USED IF PARALLEL UNITS)同一设备得编号SEQUENCE NUMBER序列号
13、AREA NUMBER区号EQUIPMENT CODE OF ACCOUNT设备代码UNIT DESIGNATION单元名称E ETHYLENE 乙烯H - DPG HYDROGENATION 汽油加氢U - UTILITY & OFF SITE公用工程PIPING SPECIALTY ITEMS AND MISCELLANEOUS EQUIPMENT特殊管项与各种设备ALL PIPING SPECIALTY ITEMS ARE IDENTIFIED所有特殊管线有以下注明SEQUENCE NUMBER ( NUMBERED IN SAME WAY AS INSTRUMENT )序列号(与仪表排
14、序相同)EXHAUST HEAD负呀总管ATOMPHERIC VENT WITH WEATHER CAP防雨放空管DUPLEX STRAINER相同得过滤器PERMANENT BASKET STRAINER提篮式过滤器FLEXIBLE HOSE金属软管EXPANSION JOINT膨胀节INLINE MIXERS OR VENTURI TYPE DESUPER HEATER内嵌式混合器或文丘里型混合器SILENCER消音器EJECTOR OR EDUCTOR喷射器FILTER过滤器FILTER WITH HOOD带罩过滤器CONDENSATE TRAP (NON-PROCESS)凝液疏水器FI
15、RE PROTECTION消防FIRE HYDRANT消防炮FIRE HYDRANT WITH MONITOR带监视器得消防栓FIRE HYDRANT WITH PUPPER CONNECTION消防栓HOSE HOUSE消防箱VALVE WITH INDICATOR POST带指示得阀MONITOR 监视器EM IF ELEVATEDPUMP泵CENTRIFUGAL离心泵METERING OR RECIPROCATING计量泵或往复式泵ROTARY GEAR ,SCREW 齿轮泵VERTICAL SUMP PUMP立式污水泵VERTICAL CANNEDPUMP (PFD ONLY ALL
16、TYPES)泵LIQUID RING VACUUM PUMP水环式真空泵PRESSOR压缩机SINGLE STAGE RECIPROCATINGMULTI-STAGE RECIPROCATINGCENTRIFUGAL离心式ROTARY旋转式BLOWER FAN鼓风机BLOWER (PFD ONLY ALL TYPES)鼓风机PRESSOR (PFD ONLY)压缩机SCREW螺杆式DRIVER驱动装置ELECTRIC MOTOR 电动马达DIESEL ENGINE 、ETC柴油发动机APPROPRIATE ABBREVIATION相应得缩写A AIR 空气D DIESEL 柴油H HYDRAU
17、LIC 水力得M ELECTRIC 电气得 STEAM TURBINE蒸汽涡轮EXPANDER扩大室HEAT EXCHANGER换热器SHELL AND TUBE HEAT EXCHANGER管壳式换热器HORIZONTAL SHELL AND TUBE HEAT EXCHANGER水平式管壳式换热器VERTICAL SHELL AND TUBE HEAT EXCHANGER垂直式管壳式换热器SINGEL SECTION DOUBLE PIPE EXCHANGERTWO SECTION DOUBLE PIPE EXCHANGERAIR COOLER空冷器AIR COOLER (PFD ONLY
18、)空冷器KETTLE TYPE REBOILER OR STEAM GENERATORKETTLE TYPE EXCHANGER (PFD ONLY)GRAPHITE BLOCK TYPE EXCHANGERPLATE EXCHANGERDRAWING IDENTIFICATION图形说明REVISION NO、修订号DRAWING NO、图号AREA NO、区号JOB NO、工号DRAWING SIZEVESSELS AND FURNACES容器与炉子FLOATING ROOF TANK浮顶罐CONE ROOF TANK WITH INTERNAL COIL带内盘管锥型顶罐COLUMN柱型P
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- PID 图例 符号 介绍
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