工艺管线介质代号大全

工艺管线介质简称

代号英文全称中文全称

AG AMMONIA（IMPORT）氨气（输入）

AL ACID 酸

AV ATMOSPHERIC VENT（NON PSV）放空（无安全阀）

BA BREATHING AIR 吸入空气

BB BLOWDOWN（INTERMITTENT BOILER）放空（间歇锅炉）

BL AMMONIA 氨水

BW HIGH PRESSURE BOILER FEED WATER 高压锅炉给水

CA CONVEYING AIR 输送空气

CB CONTINUOUS BLOWDOWN（BOILER）连续排污（锅炉）

CC CONTAMINATED CONDENSATE 污染凝液

CD CHEMICAL DRAIN 化学品排放

CG CHLORINE 氯气

CL CAUSTIC 碱液

DA DECOKING AIR 烧焦空气

DF DRY FLARE 干火炬

DS DILUTION STEAM 稀释蒸汽

DW DOMESTIC WATER 生活用水

ER ETHYLENE REFRIGERANT 乙烯冷剂

FG FUEL GAS 燃料气

FO FUEL OIL 燃料油

GG NATURAL GAS 天然气

HC HIGH PRESSURE CONDENSATE 高压凝液

HG HYDROGEN GAS 氢气

HPN HIGH PRESSURE NITROGEN 高压氮气

HS HIGH PRESSURE STEAM 高压蒸汽

HW HOT WATER 热水

HWF HIGH PRESSURE FIRE WATER 高压消防水

IA INSTRUMENT AIR 仪表空气

IL CHEMICAL INJECTION 化学品注入

IW INTERMEDIATE WATER 中间水

J JACKET 加套

KW CHILLED WATER SUPPLY 冷冻水供

LBW LOW PRESSURE BOILER FEED WATER 低压锅炉给水

LC LOW PRESSURE CONDENSATE 低压凝液

LD LIQUID DRAIN TO FLARE 至火炬的液体排污

LF LOW PRESSURE FLARE 低压火炬

LLC LOW LOW PRESSURE CONDENSATE 低低压凝液

LLS LOW LOW PRESSURE STEAM（DESUPERHEATED）低低压蒸汽（脱过热过热）LO LUBRICATION OIL 润滑油

LPN LOW PRESSURE NITROGEN 低压氮气

LS LOW PRESSURE STEAM（DESUPERHEATED）低压蒸汽（非过热）LSS LOW PRESSURE STEAM（SUPERHEATED）低压蒸汽（过热）LW CHILLED WATER RETURN 冷冻回水

LWF LOW PRESSURE FIRE WATER 低压消防水

MC MEDIUM PRESSURE CONDENSATE 中压凝液

ML METHANOL 甲醇

MO HOT OIL SUPPLY 热油供

MPN MEDUIM PRESSURE NITROOGEN 中压氮气

MS MEDUIM PRESSURE STEAM 中压蒸气

ND NON-CONTAMINATED DRAIN 无污染排放

NF FLARE(MAIN) 火炬（主要）

NL LIQUID NITROGEN 液氮

NO HOT OIL RETURN 热油回

NR REFRIGERANT 制冷剂

NW INDUSTRIAL WATER 工业用水

OD OILY DRAIN 含油污水排放

P PROCESS(HYDROCARBONS) 工艺（烃类）

PA PLANT AIR AND PROCESS AIR 装置空气和工艺空气PB PUMPOUTS 抽空

PC PROCESS CONDENSATE(STYRENICS) 工艺凝液（苯乙烯）PCC PROCESS CLEAN CONDENSATE 工艺清洁凝液

PG PILOT GAS 点火气

PL PROPANOL 丙醇

PR PROPYLNEN REFRIGERANT 丙稀冷剂

PW PROESS WATER 工艺用水

QW QUENCH WATER 急冷水

RW COOLING WATER RETNRN 冷却回水

SB SLOPS 污油

SC SUPER HIGH PRESSURE CONDENSATE 超高压凝液

SD STORMWATER DRAIN 雨水排放

SLW SEAL WAER(COOL CONDENSATE) 密封水（冷凝液）SO SEAL OIL 密封油

SS SUPER HIGH PRESSURE STEAM 超高压蒸汽

SSD SOLVENT SLOP DRAIN 溶剂溢出排放

SV SAFETY VALVE TO ATMOSPHERE 安全阀排放至大气SW COOLING WATER SUPPLY 冷却水供

TC TURBINE CONDENSATE 涡轮凝液

TR EQUIPEMENT TRIM 设备TRIM

TW TREATED WATER(DEMINERALIZED) 处理水（软化）UW UTILITY WATER 公用工程用水

WF WET FLARE 湿火炬

WO WASH OIL/FLUSHING OIL 洗油/冲洗用油

WW WASTE WATER 废水

ZW ZEOLITE WATER 沸石水