一、图例
1、管道
主要管道 PRIMARY PIPING(3B)
次要管道 SECONDARY PIPING(1B)
软管 FLEXIBLE HOSE
催化剂输送管道 CATALYST TRANSPORTATION PIPING(6B)
管道交叉 PIPING ACROSS
管道连接 LINE JUNCTION
伴热管道 HEAT TRACING PIPING
保温(X见保温类型) INSULATION
带保温的夹套管线 JACKETED LINE WITH HOT INSULATION
坡度 SLOPE(AS:x=0.3%)
管内介质流向 MEDIUM FLOW DIRECTION
分工界区 USER LIMIT,X=CLIENT OR
膨胀节 EXPANSION JOINT
待建项目边界线 FUTURE
管道等级分界线 PIPE SPEC BREAK
相界面标示符 PHASE INTERFACE LIMIT
装置边界线或成套设备边界线 BATTERY, MODULE OR PACKAGE LIMITS
自流 GRAVITY FLOW
2、阀门 VALVES
闸阀 GATE VALVE
截止阀 GLOBE VALVE
止回阀 CHECK VALVE
角式截止阀 ANGLE VALVE
减压阀 PRESSURE REDUCING VALVE
球阀 BALL VALVE
蝶阀 BUTTERFLY VALVE
隔膜阀 DIAPHRAGM VALVE
针型阀 NEEDLE VALVE
柱塞阀 PISTON TYPE VALVE
三通阀 THREE-WAY VALVE
旋塞阀 COCK (PLUG) VALVE
三通旋塞阀 THREE-WAY COCK VALVE
四通旋塞阀 FOUR-WAY COCK VALVE
插板阀 INSERTER VALVE
波纹管密封阀 BELLOWS SEAL VALVE
带隔断止回阀 STOP CHECK(NON-RETURN) VALVE
夹套阀 JACKETED VALVE
带泄放口闸阀 GATE VALVE WITH BODY BLEED
或带吹扫孔阀OR BLOWING HOLE
呼吸阀 BREATHER VALVE
Y型截止阀 "Y"TYPE GLOBE VALVE
Y型单向截止阀 "Y"TYPE GLOBE VALVE
四通阀 FOUR-WAY VALVE
单杠杆式安全阀SINGLE LEVER PRESSURE RELIEF VALVE
双杠杆式安全阀 DOUBLE LEVER PRESSURE RELIEF OR SAFETY VALVE
封闭式弹簧安全阀 CLOSED SPRING PRESSURE RELIEF OR SAFETY VALVE
开启式弹簧安全阀 STARTING SPRING PRESSURE RELIEF OR SAFETY VALVE
先导式安全阀 PILOT OPERATED PRESSURE RELIEF OR SAFETY VALVE
压力和真空泄放阀PRESSURE AND VACUUM RELIEF VALVE
或保护阀 OR CONSERVATION VENT
3、关键和小型设备FITTINGS & SPECIALTIES
盲板 BLANK
垫环 SPACER
8字盲板(正常关闭) FIGURE 8 BLIND(CLOSED POSITION)
8字盲板(正常开启) FIGURE 8 BLIND (OPEN POSITION)
同心大小头 CONCENTRIC REDUCER(OR GENERIC)
偏心大小头 ECCENTRIC REDUCER
排放大气ATMOSPHERIC VENT
限流孔板(调压板) ORIFICE PLATE
可调孔板(调压) ORIFICE PLATE
丝堵 PLUG
短接头，快速接头 HOSE CONNECTION QUICK JOINT
活接头 UNION NIPPLE
管帽 THREADED CAP
法兰连接 FLANGE CONNECTION
封头 CAP
法兰式管封头FLANGED END
移动短管 REMOVABLE SPOOL
法兰盲盖 BLIND FLANGE
管牙接口及闷盖 FIRE COUPLING AND COVER
篮式过滤器 BASKET TYPE STRAINER
网状过滤器 GAUGE STRAINER
Y型过滤器 Y-TYPE STRAINER
临时过滤器 TEMPORARY STRAINER
T型过滤器 T-TYPE STRAINER
空气过滤器 AIR FILTER
锥型过滤器 CONE TYPE STRAINER
阻火器 FLAME ARRESTOR
静态混合器 STATIC MIXER
压力爆破片 RUPTURE DISC OR SAFETY HEAD FOR PRESSURE RELIEF(EXPLOSION PANEL)
真空爆破片 RUPTURE DISC OR SAFETY HEAD FOR VACUUM RELIEF
疏水器 STEAM TRAP
疏水放净基本符号, 例如:冷凝排放 TRAP DRAIN e.g.CONDENSATE RELEASE, BASIC SYMBOLS
疏水放空基本符号, 例如:自动空气疏水阀 TRAP VENT e.g.AUTOMATIC AIR VALVE, BASIC SYMBOLS
疏水阀组 B表示疏水阀符号 2表示阀数 STEAM TRAP ASSEMBLY B=SYMBOL LETTER 2=REQUIRE NUMBER OF STEAM TRAPS IN ASSEMBLY (OPTIONAL)
虹吸式排放(液封管) SYPHON DRAIN (SEAL LEG)
消声器 VENT SILENCER
吸气罩 SUCTION CAP
放空罩 VENT COVER
回转弯头 SWING ELBOW
环管 RING HEAD
管道/总管 PIPE/HEADER
防涡流挡板 VORTEX BREAKER
开式漏斗 OPEN DRAIN HUB OR FUNNEL
闭式漏斗 CLOSED DRAIN HUB FUNNEL
污油漏斗 SLOP OIL HUB
玻璃管视镜 SIGHT GLASS OR SIGHT FLOW INDICATOR
喷淋装置 SPRAY DEVICE
紧急淋浴 EMERGENCY SHOWER
人孔正视 MANHOLE/MANWAY STRAIGHT VIEW
人孔侧视 MANHOLE/MANWAY SIDE VIEW
压力或真空泄放人孔盖 PRESSURE & VACUUM RELIEF MANHOLE COVER
临界流速喷嘴 CRITICAL FLOW NOZZLE
文丘里管或流量喷嘴 VENTURI TUBE&NOZZLE
旋转给料器 ROTARY FEEDER/VALVE
4、介质代号SERVICE DESIGNATION
AG脱硫酸性气AMINE GAS
H氢气 Hydrogen
LPG液化石油气 LIQUEFIED PETROLEUM GAS
NH氨气 AMMONIA
RG富气 RICH GAS
RA富氨气 RICH AMINE GAS
SG汽提酸性气 SOUR WATER STRIPPED GAS
SOW酸性水 SOUR WATER
SV溶剂 SOLVENT
LSA MDEA贫液LEAN SOLVENT AMINE
RSA MDEA富液 RICH SOLVENT AMINE
P工艺流体 PROCESS FLUID
S硫磺 SULPHUR
CA空气COMBUSTION AIR
IA净化空气 INSTRUMENT AIR
PA非净化空气 PLANT AIR
DG干气 DRY GAS
FG燃料气 FUEL GAS
FLG放火炬气体 FLARE GAS
FL烟气 FLUE GAS
GI不凝气/惰性气 INERT GAS
G气体 GAS
N氮气 NITROGEN
O氧气 OXYGEN
OG废气 OFF GAS
TG尾气 TAIL GAS
CO2二氧化碳 CARBON DIOXIDE
CO一氧化碳 CARBON MONOXIDE
CH化学药剂 CHEMICAL AGENT
CAT催化剂 CATALYST
AW氨水 AMMONIA WATER
LA液氨 LIQUD AMMONIA
AL酸液 ACID LIQUID
ASL酸渣 ACID SLUDGE
CL碱液 CAUSTIC LIQUID
CSL碱渣 CAUSTIC SLUDGE
FO燃料油 FUEL OIL
FLO冲洗油 FLUSHING OIL
HOG导热油(气) HEAT TRANSFER OIL(GAS)
HOL导热油(液) HEAT TRANSFER OIL(LIQUID)
HSO重污油 HEAVY SLOP SLUDGE OIL
LSO轻污油 LIGHT SLOP SLUDGE OIL
LO润滑油 LUBRICATING OIL
SO密封油 SEALED OIL
HOS热油供应 HOT OIL SUPPLY
HOR热油返回 HOT OIL RETURN
LEO贫吸收油 LEAN OIL
SPO富吸收油 SPONGE OIL
DW生活给水 DOMESTIC WATER
PW生产给水(新鲜水) PRODUCTION/PROCESS WATER
BFW锅炉用水BOILER FEED WATER
CWS循环冷却给水 COOLING WATER SUPPLY
CWR循环冷却回水 COOLING WATER RETURN
CHW冷冻水CHILLED WATER
DMW除盐水DEMINERALIZED WATER
DOW除氧水 DEOXYGENED WATER
FIW过滤水 FILTERED WATER
RW原水 RAW WATER
SW软化水SOFTENED WATER
SC蒸汽冷凝水STEAM CONDENSATE
SAS强酸废水 STRONG ACID SEWER
FRD初期雨水 FIRST-RAIN DRAINAGE
RD雨水 RAIN DRAINAGE
OD含油污水 OILY DRAINAGE
SAD含盐污水 SALT DRAINAGE
PUW净水 PURE WATER
RUD回用污水 REUSED DRAINAGE
SSW汽提净化水 STRIPPED SOUR WATER
TD处理后排水 TREATED DRAINAGE
(CWR) 循环冷却回水(自流) COOLING WATER RETURN (BY GRAVITY)
CWD循环冷却水排污 COOLING WATER DRAINAGE
HWS热水给水 HOT WATER SUPPLY
HWR热水回水 HOT WATER RETURN
SWS海水给水 SEA WATER SUPPLY
SWR海水回水 SEA WATER RETURN
(SWR) 海水回水(自流) SEA WATER RETURN(BY GRAVITY)
CW澄清水 CLARIFIED WATER
ND清净废水 NON-POLLUTED DRAINAGE
PD生产污水 POLLUTED DRAINAGE
AR酸性排泄物 ACID RELIEF
SD生活污水 SANITARY DRAINAGE
AD含酸污水 ACID DRAINAGE
ALD含碱污水 ALKALINE DRAINAGE
WO污油 WASTE OILY
AL铝盐溶液 ALUMINUM SOLUTION
PS磷盐溶液 PHOSPHATE SOLUTION
FE铁盐溶液 FERRUM SOLUTION
SO4硫酸 SULPHURIC ACID
PAM絮凝剂溶液 FLOCCULATION SOLUTION
CI缓蚀剂 CORROSION INHIBITOR
SI阻垢剂 SCALE INHIBITOR
CSI缓蚀阻垢剂 CORROSION & SCALE INHIBITOR
DP干粉 DRY POWDER
AC活性碳 ACTIVATED CARBON
OS油泥 OILY SLUDGE
. CHS化学药剂废液 CHEMICAL SEWER
FC泡沫液 FOAM CONCENTRATE
FS泡沫混合液 FOAM SOLUTION
FW消防水 FIRE FIGHTING WATER
HS高压蒸汽HIGH PRESSURE STEAM
MS中压蒸汽 MEDIUM PRESSURE STEAM SUPERHEATED
LS低压蒸汽 LOW PRESSURE STEAM SUPERHEATED
LLS低低压蒸汽 LOW LOW PRESSURE STEAM
ES乏汽 EXHAUST STEAM
5、缩写 GENERAL ABBREVIATIONS
HC手控 HAND CONTROL
NC正常关 NORMALLY CLOSED
NO正常开 NORMALLY OPEN
CSO铅封开CAR SEAL OPEN
CSC铅封关CAR SEAL CLOSEED
LO锁定开 LOCK OPEN
LC锁定关 LOCK CLOSEED
TSO紧密关闭TIGHT SHUT-OFF
A传热面积m2 HEAT TRANSFER AREA
H/HC氢油比(体积) HYDROGEN AND HYDROGEN CARBON RADIO(VOLUME)
R回流比 REFLUX RADIO
NNF正常无流量 NORMALLY NO FLOW
ATM大气 ATMOSPHERIC,ATMOSPHERE
FV全真空 FULL VACUUM
AP取样点 SAMPLING
MH人孔 MANHOLE
RD爆破片 RUPTURE DISC
SO蒸汽吹扫出口 STEAM OUT
UC公用工程接口 UTILITY CONNECTION
S/D停车 SHUT DOWN
S/U开工 START UP
AG地上 ABOVE GROUND
UG地下 UNDER GROUND
BL界区 BATTERY LIMIT
ISBL界区内 INSIDE BATTERY LIMIT
OSBL界区外 OUTSIDE BATTERY LIMIT
DN公称直径 NOMINAL DIAMETER,mm
DIA直径 DIAMETER
ID内径 INNER DIAMETER,mm
MAX*大 MAXIMUM
MIN*小 MINIMUM
Mm毫米 MILLIMETER
PN公称压力 NOMINAL PRESSURE
WP工作压力 WORKING PRESSURE
STD标准 STANDARD
TL切线 TANGENT LINE
T-T切线-切线 TANGENT TO TANGENT
FP全开口 FULL PORT
BYP旁路 BYPASS
CL中心线 CENTERLINE
CTR中心 CENTER
DWG图纸 DRAWING
OP输出 OUTPUT
PRESS压力 PRESSURE
TEMP温度 TEMPERATURE
OVHD塔顶 OVERHEAD
BD锅炉排污 BLOW DOWN
V排大气 VENT TO ATMOSPHERE
DR排污 DRAINS
MOC建筑材料 MATERIAL OF CONSTRUCTION
MTL材料 MATERIAL
(F) 供给，提供 FURNISHED
REFRAC折射计 REFRACTOMETER
6、PFD物流代码及汇总表STREAM DESIGNATION&DATA SUMMARY at PFD
物流编号STREAM DESIGNATION&DATA SUMMARY at PFD
物流名称 Stream Name
相态 Phase
温度 Temperature
压力 Pressure
摩尔流量 Mol Flow
质量流量 Mass Flow
实际密度 Density@T&P
动力粘度 Viscocity
恒压热容 Cp
平均分子量 MW
压缩因子 Z
焓 Enthalpy
6、管道基本材质MATERIAL FOR PIPE
A Q235B,Q235A K TP321
B 20#,16Mn L 0Cr18Ni9,0Cr19Ni9,
C 20#,16Mn
D C.S(A105,A106) N TP316,TP316L,
E C-0.5Mo
F 1.25Cr-0.5Mo P MONEL
G 2.25Cr-1Mo Q INCONEL
H 1Cr5Mo,5Cr-0.5Mo R INCOLOY
S HASTELLOY
7、仪表图例
开关量电信号线ELECTRIC BINARY SIGNAL(ON-OFF)
测量引线CONNECTION TO PROCESS LINE OR INSTRUMENT SUPPLY
电动信号线ELECTRIC SIGNAL
气动信号线PNEUMATIC SIGNAL
液压信号线HYDRAULIC SIGNAL
软件或数据连接 SOFTWARE OR DATA LINK
电磁或声信号线ELECTROMAGNETIC, SONIC OR LIGHT BEAM
毛细管 CAPILLARY TUBING(FILLED SYSTEM)
联锁 MECHANICAL LINK
执行机构VALVE ACTUATORS
气动薄膜执行机构DIAPHRAGM ACTUATOR
单作用活塞执行机构SINGLE ACTION CYLINDER/PISTON ACTUATOR
电磁驱动执行机构 SINGLE SOLENOID ACTUATOR
双作用活塞执行机构DOUBLE ACTION CYLINDER/PISTON ACTUATOR
电动执行机构MOTOR ACTUATOR
带有电气定位器的膜头执行器DIAPHRAGM ACTUATOR W/ELECTRO-PNEUMATIC POSITIONER
电液驱动ELECTRIC/HYDRAULIC DRIVER
压力平衡膜头执行器PRESSURE BALANCED DIAPHRAGM ACTUATOR
带手轮HAND WHEEL USED WITH ANY ACTUATOR
带手动复位手柄SINGLE WITH SOLENOID WITH MANUAL RESET
带重置RESET
远程复位SINGLE WITH SOLENOID WITH REMOTE RESET
吹洗或冲洗PURGE & FLUSH
信号灯PILOT LIGHTS
就地安装信号灯PILOT LIGHT FIELD MOUNTED
控制室盘面安装信号灯PILOT LIGHT MOUNTED ON PANEL IN CONTROL ROOM
就地盘面安装信号灯PILOT LIGHT MOUNTED ON LOCAL PANEL
屏幕报警DISPLAY ALARM
主要流量检测元件图例PRIMARY ELEMENT SYMBOLS (FLOW)
孔板ORIFICE PLATE W/FLANGES
皮托管 PITOT TUBE
流量喷嘴 FLOW NOZZLE
透平式流量计 TURBINE OR PROPELLER METER
漩涡流量计 VORTEX FLOW METER
超声波流量计 SONIC FLOW INSTRUMENT
管道安装的其它流量计 OTHER FLOW METER INSTALLED IN LINE
外部安装表面检测点 SURFACE MEASURING POINT EXTERNALLY MOUNTED
内部安装的表面检测点 SURFACE MEASURING POINT INTERNALLY MOUNTED
转子流量计 ROTAMETER
楔式流量计 WEIR
文丘里流量计 VENTURI
电磁流量计 MAGNETIC
靶式流量计 TARGET FLOW INSTRUMENT
均速管流量计 AVERAGING ANNUBAR
双转子流量计 DUPLES ROTOS METER
工艺或设备测量点,a表示 基本符号或流量检测点,压力检测点等. MEASURING POINT(s) EQUIPMENT.ON PROCESS OR EQUIPMENT. "a"REPRESENTS BASIC SYMBOL OR FP,PP,ETC.
8、调节阀阀体
柱塞阀GLOBLE VALVE
滑阀SLIDE VALVE
蝶阀BUTTERFLY VALVE
三通控制阀3-WAY CONTROL VALVE
球阀BALL VALVE
四通控制阀4-WAY CONTROL VALVE
闸阀GATE VALVE
隔膜阀DIAPHRAGM VALVE
角阀ANGLE VALVE
塞阀PLUG VALVE
9、缩写
DCS集散型控制系统DISTRIBUTED CONTROL SYSTEM
ESD紧急停车系统EMERGENCY SHUTDOWN DEVICE
CCR中心控制室CENTER CONTROL ROOM
FCR现场控制室FIELD CONTROL ROOM
FAR现场机柜室FIELD AUXILIARY ROOM
MCC马达控制中心MOTOR CONTROL CENTRE
DCS分散控制系统DISTRIBUTED CONTROL SYSTEM
CCS压缩机控制系统COMPRESSOR CONTROL SYSTEM
SIS安全仪表系统SAFE INSTRUMENT SYSTEM
SGS安全保护系统SAFEGUARDING SYSTEM
APC先进控制ADVANCED PROCESS CONTROL
PLC可编程控制器PROGRAMMABLE LOGIC CONTROLLER
UC DCS联锁逻辑DCS INTERLOCK LOGIC
US SIS联锁逻辑SIS INTERLOCK LOGIC
NU 放射信号NUCLEAR
NU 放射信号NUCLEAR
RD 雷达信号 RADAR
TF 音叉信号TUNING FORK
US超声波信号 ULTRASONIC
AH 分析室 ANALYSER HOUSE
GLC 气液色谱仪 GAS LIQUID CHROMATOGRAPH
mLIQ. 液体计量仪 METERS LIQUID
SER 顺序记录仪 SEQUENTIAL EVENT RECORDER
VDU 视频显示单元 VIDEO DISPLAY UNIT
DISP 浮筒 DISPLACER
D/P 差压式液位计 DIFFERENTIAL PRESSURE TYPE LEVEL INSTRUMENT
CAP 电容式液位仪表 CAPACITANCE TYPE LEVEL INSTRUMENT
PM高温计 PYROMETER.
RTD 热电阻测温元件 RESISTANCE TEMPERATURE DETECTOR
SKIN 表面热电偶METAL SKIN THERMOCOUPLE
TC 热电偶 THERMOCOUPLE
DPO 差压孔板 DIFFERENTIAL PRESSURE ORIFICE
DPV 差压文丘里 DIFFERENTIAL PRESSURE VENTURI
RO 限流孔板 RESTRICTION ORIFFICE
TM 热式质量流量计 THERMAL MASS
TU 涡轮TURBINE
VA 转子 VARIABLE AREA
VM 涡街 VORTEX
MAG 电磁式仪表 MAGNETIC TYPE INSTRUMENT
ABP 正常沸点 ATMOSPHERIC BOILING POINT
AMB环境AMBIENT
AMP 安培 AMPERE
PV 工艺变量 PROCESS VARIABLE
MV 测量值 MEASURED VALUE
SV 设定值 SET VALUE
SP 外部设定点 EXTERNAL SET POINT
SR 分段 SPLIT RANGE
H 高限 HIGH
HH 高高联锁HIGH-HIGH (INTERLOCK)
HHH 超高限 EXTREME HIGH
L 低限LOW
LL 低低联锁 LOW-LOW (INTERLOCK)
LLL 超低限 EXTREME LOW
RPM 转速 ROTATIONS PER MINUTE
BTSO 双密封紧密关闭 BUBBLE TIGHT SHUT-OFF
LC# 泄漏等级,#为1到6级 LEAKAGE CLASS,#:I TURN VI
MSL *大紧密等级 MAXIMUM SEAT LEAKAGE(CLASS Ⅳ,Ⅴ,Ⅵ)
PSO 完全关闭POSITIVE SHUT-OFF(CLASS Ⅵ)
ROV 远程控制阀 REMOTE OPERATED VALVE
NDE正常不通电NORMALLY DE-ENERGIZED
NE正常通电 NORMALLY ENERGIZED
OOS 操作人员用超越开关 0PERATIONAL OVERRIDE SWITCH
A 报警 ALARM
C 关闭 CLOSED
O 开 OPEN
DEO 断电(开/关) DE-ENERGIZED (OPEN/CLOSED)
EO 通电(开/关) ENERGIZED (OPEN/CLOSED)
HOA 手动,自动切换 HAND-OFF-AUTOMATIC
MOS 维修用超越开关 MAINTENANCE OVERRIDE SWITCH
MR 手动复位 MANUAL RESET
NO 正常开NORMALLY OPEN
NC 正常关 NORMALLY CLOSED
PD 正位移 POSITIVE DISPLACEMENT
REV 反作用 REVERSE ACTION
TD 时间延迟TIME DELAY
PEFS 工艺设计流程方案 PROCESS ENGINEERING FLOW SCHEME
PFS 工艺流程方案 PROCESS FLOW SCHEME
PFD 工艺流程图 PROCESS FLOW DIAGRAM
P&ID 工艺仪表流程图 PIPING&INSTRUMENT DIAGRAM
CSO 铅封开(程序操作) CAR SEAL OPEN(OPEATING WITH PROCEDURE)
CSC 铅封关(程序操作) CAR SEAL CLOSED(OPEATING WITH PROCEDURE)
LO 锁定开 LOCK OPEN
LC 锁定关 LOCK CLOSED
HS 开关、按钮 HAND SWITCH
2 3 3取2 2 OUT OF 3
M 33取中间值 MIDDLE OF 3
MV 电动阀 MOTOR VALVE
FC故障时关(供气故障或电故障) FAIL CLOSED(VALVE TO CLOSE ON AIR &ELECTRICAL FAILURE)
FO故障时开(供气故障或电故障) FAIL OPEN(VALVE TO OPEN ON AIR & ELECTRICAL FAILURE)
FL供气中断时调节阀位置不变FAIL LOCKED(LAST POSITION)
FL/FO 故障锁定(故障前位置,趋向开) FAIL LOCKED(LAST POSITION,TENDENCY TO OPEN)
FL/FC 故障锁定(故障前位置,趋向关) FAIL LOCKED(LAST POSITION,TENDENCY TO CLOSE)
ZSC阀位开关(关状态) LIMIT SWITCH CLOSED
ZSO 阀位开关(开状态) LIMIT SWITCH OPEN
AS合金钢ALLOY STEEL
CS 碳钢 CARBON STEEL
SS不锈钢STAINLESS STEEL
FCS光洁碳钢(低温工况) FINE GRAINED CS(LOW TEMP.SERVICE)
PWHT 焊后热处理 POSTWELD HEAT TREAT
ASL 在操作人员安全地点 TO ATMOSPHERE AT OPERATOR SAFE LOCATION
D导淋(放净) DRAIN
V 放空VENT
RB 异径孔 REDUCED BORE
FB全孔 FULL BORE
PTP 丝堵 PIPE TAP PLUGGED
HP 高压 HIGH PRESSURE
LP 低压 LOW PRESSURE
MP 中压 MEDIUM PRESSURE.
MIN. *小(距离) MINIMUM(DISTANCE)
OD 外径 OUTSIDE DIAMETER
BTL 底切线 BOTTOM TANGENT LINE
TTL 顶切线 TOP TANGENT LINE
EXISTING 现有的 EXISTING
NEW 新的 NEW
REVAMP 改造的 MODIFIED
MW 通道 MANWAY
UL 装置界区 UNIT LIMIT
HH 手孔 HAND HOLE
COF 浮子中心 CENTER OF FLOAT
AA空气换气点 AERATION POINT USING AIR
DG 气体换气点 AERATION POINT USING GAS
DN 氮气换气点 AERATION POINT USING NITROGEN
DS 蒸汽换气点 AERATION POINT USING STEAM
INS 保温 INSULATE
AW分析仪工艺接头 ANALYZER PROCESS CONNECTION
HC软管接头 HOSE CONNECTION
HS软管站 HOSE STATION
SC采样接头 SAMPLE CONNECTION
PVV真空阀 PRESSURE VACUUM VALVE
RD爆破片 RUPTURE DISK(BURSTING DISK)
SG视镜 SIGHT GLASS
STA蒸汽疏水阀组 STEAM TRAP ASSEMBLY
WE随设备提供 SUPPLIED WITH EQUIPMENT
9、工艺设备图
固定顶罐 Fixed roof tank
内浮顶罐 Internal floating roof tank
外浮顶罐 External floating roof tank
干式气罐 Dry gasholder
湿式气罐 Wet gasholder
球形罐 Spherical tank
板式塔 Plate column
填料塔或轴向反应器 Packed column or axial reactors
径向反应器 Radial reactor
釜式反应器 Kettle type reactor
火炬 Flare
烟囱 Stack
加热炉 Fired heater
圆筒形加热炉 Cylinder heater
立式加热炉 Vertical heater
组合式箱式炉 heater
空气预热器 Air preheater
浸没式冷却器（PFD） Submerged cooler
浸没式冷却器（PID） Submerged cooler（PID）
热管式预热器 Hot tube preheater
板框式换热器 Plate type heat exchanger
混合加热器 Heat mixer
重沸器或加热器（PFD） Reboiler or heater（PFD）
管壳式换热器（PFD） Shell and tube heat exchanger（PFD）
管壳式冷却器（PFD） Shell and tube cooler（PFD）
加热盘管 Heat coil
密闭取样冷却器 Closure sample cooler
取样冷却器 sample cooler
浮头式/固定板换热器 Floading head/fixed tubesheet exchanger
U型管换热器 U tube exchanger
卧式重沸器 Horizontal reboiler
卧式冷凝器 Horizontal condensator
釜式重沸器 Kettle type reboiler
蒸汽发生器 Steam generator
干式空冷器 Dry air cooler
湿式空冷器 Wet air cooler
立式重沸器或薄膜蒸发器 Vertical reboiler /film evaporator
套管换热器或冷却器 Double pipe heat exchanger/cooler
大气冷凝器 Atmospheric(vent) comdensator
板壳式换热器 Plate-shell exchanger
液化气气化器 LG vaporizer
减温器 Desuperheat
催化剂料仓 Catalyst storage hopper
料斗 Stock hopper
带气包容器 Vessel with gas drum
立式容器 Vertical vessel
卧式容器 Horizontal vessel
带水包容器 Vessel with sump or drop leg
管道凝液收集器 Pipe condensate collector
电动离心泵/电动旋涡泵 Motor centrifugal pump/motor vortex pump
汽动离心泵 Steam-driven centrifugal pump
立式泵或管道泵 Vertical pump/inline pump
浸没泵（液下泵） Submersible pump
电动往复泵 Motor reciprocating pump
汽动往复泵 Steam-driven reciprocating pump
电动往复计量泵 Motor reciprocating metering pump
齿轮泵 Sliding rane pump
手摇泵 Hand pump
螺杆泵 Screw rane pump
水环式真空泵 Liquid ring vacuum pump
水环式压缩机 Liquid ring compressor
螺杆压缩机 Screw compressor
鼓风机/引风机 Blower
汽动离心压缩机 Steam-driven centrifugal compressor
电动离心压缩机 Motor centrifugal compressor
汽动往复式压缩机 Steam-driven reciprocating compressor
电动往复式压缩机 Motor reciprocating compressor
密闭式真空过滤机 Vacuum filter
敞开式真空过滤机 Rotary-drum Vacuum filter
板框式过滤机 Plate-frame filter
立式精密过滤器 Vertical fine filter
叶氏过滤机 Pressure leaf filter
圆盘式过滤机 Disc type filter
聚结器 Coalescer
除氧器 Deaerator
旋风分离器 Cyclone
套管结晶器 Jacket tube crystallizer
板式结晶器 Plate crystallizer
板框式成型机 Plate-frame forming machine
磅秤 Metering
轻便小车 Trolly
斗式提升机 Bucket elevator
螺旋运输机 Screw convayer
皮带运输机 Belt convayer
单轨吊车 Vertical reboiler/film evaporator
双轨吊车 Vertical reboiler/film evaporator
密闭装卸鹤管 Sealing loading/unloading grand arm pipe
装卸鹤管 Loading/unloading grand arm pipe
带潜液泵卸车鹤管 Unloading grand arm pipe w/buried pump
洗眼器 Eye washer
水封 Deaerator water seal
喷射器或抽空气 Ejector or eductor
翅片管 Finned tube
降压孔板 Pressure reducing orifice
管道混合器 In-line mixer
搅拌器 Agitator
空气喷射器 Air sparger
脉冲消除器 Pulsation dampener
空气冷却器 Air cooler
吹灰器 Ash blower
风幕 Air shelter
空气过滤器 Air filter
组合式空调机组 Assembled air-conditioner unit
空调机（室内机） Air-conditioner(indoors)
空调机（室外机） Air-conditioner(outdoors)
锅炉 Boiler
压缩机/风机 Compressor/blower
新风净化机组 Flash air compressor unit
表面冷却器 Surface cooler
吊扇 Hung fan
凉水塔 Cooling water tower
旋风分离器 Cyclone
干燥器 Dryer
减湿器 Desuperheat
冷换设备 Heat exchanger
排风机 Discharge fan
电暖器/空气电加热器 Electric heater/electric air-heater
抽空器 Ejector
烟气轮机/膨胀机 Expander
工业炉 Furnace or fired heater
阻火器 Flame arrestor
空冷器风机 Fan of air-cooler
风机盘管 Fans coil
通风柜 Ventilation cabinet
过滤器/聚结器 Filters/coalescer
火炬 Flare
切粒机 Cut-pelletizer
燃气轮机 Gas turbine
加湿器 Humidifier
空气加热器 Air heater
液力透平 Hydraulic turbine
换热机组 Exchanger unit
挤压机 Extruder
鹤管 Loading/unloading pipe
混合器（搅拌器） Mixer(agitator)
泵 Pump
成套/撬装设备 Packing euquipment
安全阀 Safety valve
透平驱动式泵 Pump drivren by turbine
电机 Motor
反应器/再生器/转化器 Reactors/regenerator/converter
回风机 Reurn air fan
限流孔板 Restriction orifice
重力和机械分离器 Separator
盲板 Spectacle blind
取样冷却器 Sample cooler
送风机 Air supply fan
消声器 Silencer
特殊阀门 Special valve
烟囱 Stack
管列式/桶式过滤器 Basket strainer
蒸汽透平 Steam turbine
塔 Tower/column
储罐 Tank
暖风机 Unit heater
容器/分离器 Vessel/drums/separators
风帽 Wind/blast cap
冷水机组 Refrigerating machine
水处理设备 Water-treating unit
其他 Others