2.0.1
2.0.2
P Process stream
PG Process gas
PL Process liquid
PS Process solid
2.0.3
A Air
AC Acid
ACG Acidi1y gas
ACL Acidi1y liquid
ACS Acidi1y sewage
AD Additive
AM Ammonia
AMG Gaseous ammonia
AML Liquid ammonia
AMW Ammonia water
BD B1owdown
BR Brine
BW BOi1er feed water
C steamy condensate
CA Caustic
CAG Caustic gas
CAL Caustic liquid
CAS Caustic sewage
CAT Cata1yst
CHW Chilled water 0
CL Chlorine
CM Chemicals
CNS Clean sewage
CO Cooling oil
COO Carbon dioxide
CRS Contaminated rain and sewage
CSW Chilled salt water 0CTM CTM Cooling transfer material
CW Cooling water
CWR Cooling water return
CWS Cooling water supp1y
DAW Dealkalized water
DEW Demineralized water
DR Drain
DW Domestic water
EA Exhaust air
ER Ethane or ethylene refrigerant
Es Exhaust steam
F Flare exhaust
FG Fuel gas FLG Flue gas FLW Filtrated water
FO Fuel oil FOS Foaming solution
FR Freon refrigerant
FT Fused salt FW Fire water
GO Gland oil GW Gassed water
H Hydrogen HA Hydrochloric acid HC High pressure condensate
HO Heating oi
HS High pressure steam HTM Heat transfer material HW Hot water HWR Hot water return
HWS Hot water supp1y
HYL Hydraulic liquid HYO Hydraulic oil HYW Hydraulic water IA Instrument air ICW Intermediate cooling water
IDW Industrial and domestic water
IG Inert Gas IS Industrial sewage
IW Industrial water
LC Low pressure condensate
LD Liquid drain
LO Lubricating oil LS Low pressure steam
MC Medium pressure condensate
MR Methane refrigerant
MS Medium pressure steam
N Nitrogen
NG Natura1 gas
OL Oil
OS Oi1y sewage
OX Oxygen
PA P1ant air
PR Propane or propylene refrigerant ) PW Polished water
R Refrigerant
RAW Raw water RCS Rain water and clean sewage
RW Raw water
S Steam
SA Sulfuric acid
SEW Sea water
SFW Soft water
SL Sealing liquid
SO Sealing oil
SS Sanitary sewage
SU Sludge slurry
SW Sealing water
TW Treated waste water
VE V acuum exhaust
VG V ent Gas
W Water WAC waste acid WCA waste caustic WG waste gas WL Waste liquid WO waste oil WS Waste solid WW Waste water。