This document provides piping, instrumentation, and equipment symbols and numbering codes for a coke dry quenching plant. It includes symbols for various pumps, valves, heat exchangers, filters, blowers, instruments, and other components. The document also outlines equipment, instrument, motor/actuator, and nozzle numbering codes that include plant section numbers, tags, and progressive numbers for identification.

1. PUMP, GENERAL
PUMP, GEAR TYPE
PUMP, PISTON TYPE
BLOWER, GENERAL /
HEAT EXCHANGER, GENERAL
AIR OR GAS FILTER, GENERAL
MIXER, GENERAL
CONTINUE PIPING
TIE-IN POINT
ATMOSPHERE VENTING
INLETS / OUTLETS
VALVE SYMBOLS
IMPACT SEPARATOR
INJECTOR
MIXER, INJECTOR, EJECTOR
MEDIUM CODE AND PIPING CLASSES
OPEN DRAIN / FUNNEL
HEAT EXCHANGER, PLATE TYPE
SYPHON
EQUIPMENTS
MEDIUM (INSTRUMENT AIR)
HEAT EXCHANGER, SPIRAL TYPE
FLAME ARRESTER
RAIN CAP
UNIT No. DWG No.
BLOWER, ROOTS TYPE
END CONNECTIONS
PIPE END WITH CAP
PIPE END WITH COUPLING
PIPE END WITH BLIND FLANGE
DRAIN
VENT
HEAT EXCHANGER, SHELL TUBE
STEAM EJECTOR
PIPING ACCESSOIRES
CDQ - AREA CODE NUMBERING SYSTEM
EXAMPLE FOR NUMBERING OF VALVES AND
EQUIPMENT NUMBERING CODES
PIPING NUMBERING CODE
IDENTIFICATION LETTERS SYMBOLS
IMPLEMENTATION OF INSTRUMENTATION SYMBOLS
SAFETY SHOWER
SPRAY NOZZLE
SAFETY SEALING POT
SULFUR SAMPLING BOX
SAMPLE COOLER
DIAPHRAM ACTUATOR
MOTOR / ELECTRIC DRIVE SOLENOID DRIVE
SPRING DRIVE
DRIVES
BATTERY LIMIT
PIPING ACCESSOIRES
Valve Numbering Code:
Serial Number:
Nominal Bore:
GV
0100
NB0200
Measuring Point Local
Measuring Point Local Panel
Measuring Point implemented in DCS/PLC
Measuring Point implemented in local DCS/PLC
SYMBOL OF IN LINE INSTRUMENT TYPE:
MEASURING POINT
Identification: AAAAAA_BBZZ_CC_DDDD_E_FFF
Line Number
Insulation Version
Nominal Bore
Medium Code
Unit Number
Piping Class
PIPLINE COMPONENTS
INSULATION
PACKAGE UNIT
TRACE HEATED
TRACE HEATED - ELECTRICAL
JACKET HEATING
TRACE HEATED - STEAM
PIPE INSULATION
PIPE INSULATION
PIPE INSULATION
PIPE INSULATION
INSULATION FOR EQUIPMENT
INTERLOCKING OR / AND UNION
MAGNETIC FLOWMETER
CORIOLIS FLOWMETER
VORTEX FLOWMETER
PISTON ACTUATOR
VALVE & INSTRUMENTS CONNECTIONS
THREADED
ORIGIN OR DESTINATION
COORDINATES
LIMITS
SAFETY POSITION CODE
FO
FC
FAILURE OPEN
FAILURE CLOSE
CODE DESCRIPTION
UNIT PLANT UNIT
OF-LINE OF ACTION HARDWIRED
FLANGED
LOGIC FUNCTION
IN CONTROL SYSTEM
CDQ proper
ELECTRICAL CONNECTION
SOFTWARE CONNECTION
PROFIBUS CONNECTION
TUBING
HYDRAULIC
PNEUMATIC
CAPILLARY
VALVES SYMBOLS
PNEUMATIC CONTROL VALVE,
ON-OFF SOLENOID OPERATED VALVE
FC/FO
SOLENOID VALVE
FILTER, GENERAL
BLOWER, SCREW TYPE
PUMP, MEMBRANE TYPE
PUMP, EXCENTRIC SCREW TYPE
MOTOR FREQUENCY
CONTROLLED (VFD)
Example: 10BA04_8010_AP_0050_N_001
51
YY= = Plant Section number - subdivided as following:
ULTRASONIC FLOWMETER
ORIFICE PLATE
Y TIPE STRAINER
TEMPORARY STRAINER
SPACE RING
MEDIUM CHANGE
LINE CHANGE
RESTRICTION ORIFICE
GOGGLE PLATE
CLOSED POSITION
GOGGLE PLATE
OPENED POSITION
BLIND PLATE
CONDENSATE TRAP
REDUCER
FLEXIBLE JOINT
SIGHT GLASS
SILENCER
SLOPE 7%
FOR START-UP
BASKET FILTER
DESUPERATER
SLUICE GATE
WATER SEAL VALVE
BALL VALVE
BUTTERFLY VALVE
CHECK VALVE
GLOBE VALVE
GENERIC VALVE
CHECK VALVE LIFT TYPE
3-WAY VALVE
PLUG VALVE
RELIEF/SAFETY VALVE
TRACE HEATED VALVE
(BALL VALVE)
SELF REGULATED
PRESSURE VALVE
GLOBE VALVE FOR REGULATION
DIAPHRAGM VALVE
3-WAY BALL VALVE
COUNTERWEIGHT VALVE
VACUUM VALVE
EXPLOSION HATCH
RUPTURE DISC
FLT
SELF CLEANING STRAINER
FLOATING CHAMBER
(PV, FV, TV, LV)
(SOV)
ORIFICE FLOWMETER (ANNULAR CHAMBERS OR FLANGE TAPPING)
ORIFICE FLOWMETER (WITH D-D/2 TYPE TAPPING)
GATE VALVE
FLEXIBLE HOSE
DISMANTLING JOINT
EXPANSION JOINT
DIESEL PUMP
BAL
BV
CV
GL
GV
V
TVG
TBL
PV
DI
BAL
CWV
SG
CV
FY
FS
SP
OP
GP
GP
BP
SG
FJ
GJ
SJ
FJ
DJ
EJ
HS
SV
SV
FA
DSH
GAS EXHAUSTER
BF
SCS
EC
RD
to be intended as: pre-chamber, cooling chamber, charging device, dilution air
blower, water seal system, bleeder, by-pass, primary dedusting duct (excluded
primary dust catcher ), discharging device, two way discharging chute
EQUIPMENT
CODE
DESCRIPTION
EQUIPMENT
CODE
DESCRIPTION
EQUIPMENT
CODE
DESCRIPTION
CDQ Coke dry quenching YL Light unit EBV
Emergency bleeder
valve
CMP Compensator APS
Adjustable positioning
system
HDV Hand damper valve
SG Sliding gate MCD
Motorized charging
device
FWP Feed water pump
VF Vibrating feeder SOV Solenoid operated valve DCP
Deaerating water
circulating pump
RSV Rotary seal valve SV SV Solenoid valve SSE
Subordinate sub
economizer
DG Diverter gate PDC Primary dust catcher USE Upper subeconomizer
BC Belt conveyor MCF Main circulating fan HES
Heat exchanger
sub-economizer
BLR Boiler SBE Sub economizer DSH De-super heater
TK Tank ADF Air dilution fan BST Boiler steam drum
MCY Multicyclone MOV Motorized valve IBT
Intermittent blow-down
tank (flash tank)
UH Upper hopper BRG Bearing CTB
Continuous blow down
tank
PCS
Emergency pull rope
switch
ZSH
Counterweight limit
switch
FV Flow control valve
BSS Belt sway switch PB Pilot burner PV Pressure control valve
SSL Rotational speed switch FST Flare stack LV Level control valve
YH Horn unit DCB Dust collecting bin TV
Temperature control
valve
BF Bag Filter SA Spark Arrestor ID ID Fan
BEL Bucket elevator PM Pug Mill CCV Chain Conveyor
Example for Instrument:
PIT 511001 - Pressure trasmitter installed on the cooling chamber of CDQ no. 10
INSTRUMENTS/ EQUIPMENT NUMBERING CODE
Identification: XXX-YY ZZ AA.
Progressive number (last two dgt after "." to be implemented only if necessary)
Plant section (or functional) unit number
TAG of instrument proper (as per ISA standard, examples: PIT, LS, FIT) or
AA
FV531001 - Flow control valve for boiler of CDQ no. 10
Example for Equipment:
RSV511001 - Rotary seal valve for Cooling chamber of CDQ no.10
MCF521101 - Main circulating fan for CDQ no.11
Gas recirculating system
52
to be intended as: outlet gas from boiler, main circulating fan, inlet & outlet gas
to/from main circulating fan
Dedusting
54
to be intended as: primary dust catcher coke breeze discharge, multi cyclone
discharge, dedusting hood on cooled coke area, bag filters
HRSG - boiler
53
to be intended as: steam drum, pumps, deareator, economizer, steam pipeline
and water inlet/outlet line
Hot coke handling
55
to be intended as: APS (automatic positioning system), crane
Cooled coke handling
56
to be intended as: cooled coke belt conveyors and their accessories
Utilities
80
to be intended as: all the auxiliaries as for example: N2 injection, plant air /
instrument air / nitrogen /etc. network, purging blower for discharging device etc.
FE 511102
FE 511001
LINE STYLE AND LOGIC SYMBOL RELATED TO INSTRUMENTATION / AUTOMATION:
SV
SV
WITH ELECTRO-PNEUMATIC POSITIONER
SAFETY POSITION CODE
FO
FC
SP
FAILURE OPEN
FAILURE CLOSE
STAY PUT (STAY IN THE LAST POSITION)
CODE DESCRIPTION
INSULATION VERSION
MOTOR AND ACTUATOR NUMBERING CODE
Identification: XXX YY ZZ AA.
Progressive number (last two dgt after "." to be implemented only if necessary)
Plant section (or functional) unit number
Main Equipment Numbering Code
AA - M or P or H
Main Equipment Numbering Code
Example:
FWP531001-M Electric motor of Feed Water Pump for Boiler of CDQ no.10;
Identification letter related to type of movement transmission
EQUIPMENT NOZZLE NUMBERING CODE
Identification: XXX YY ZZ AA.
Progressive number (last two dgt after "." to be implemented only if necessary)
Plant section (or functional) unit number
Main Equipment Numbering Code
AA -N.BB_CC
Example of Nozzle numbering:
CDQ511001-N.05 - Nozzle no.5 of Cooling chamber of CDQ no.10
DCB541101-N.02 - Nozzle no.2 of Dust Collecting Bin of CDQ no.11
Progressive number related to Nozzle proper (last two dgt after "_" to be
implemented only if necessary)
M = Electric Motor; P = Pneumatic Actuator ; H = Hydraulic motor or actuator
RSV511141-M Electric motor of Rotary Seal Valve of CDQ no.11;
MOV521010-M Electric Actuator for Motorozied Valve on gas recirculation system of CDQ no.10;
FLOW NOZZLE
VENTURI TUBE
TATA STEEL LTD.
TATA CONSULTING ENGINEERS LIMITED
MUMBAI
LARSEN & TOUBRO LIMITED