A) Petroleum Refinery Process Fired Heater Example - YOKOGAWA ZR22G Technical Information

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a) Petroleum refinery process fired heater example

There are two possible locations for the sample point in fired heaters for petroleum refining and
petrochemicals: in the stack, or in the vicinity of the furnace outlet (convection zone).
Stack
Furnace outlet
(convection zone)
Outlet
Inlet
Inlet
Outlet
Inlet
2
Outlet
All Rights Reserved. Copyright © 2004, Yokogawa Electric Corporation
L2, L3
H2, H3
1
2
Steam
Superheater
Section
Steam
Superheater
Section
Process Fluid
Preheat
Section
D1, D2
D5, D6
Name
Stack
Convection
Petroleum refinery process
fired heater
Furnace
1
Window Box
2
Air Preheater
3
Stack
4
Draft Blower
5
Exhaust Blower
6
1
2
4. Application
Explosion proof type with terminal box
may also be selected.
Temperature °C
Approx. 300 to 500
Approx. 600 to 900
3
5 6
TI 11M12A01-01E May 31, 2004-00
4-12
T0411.EPS
T0412.EPS
4
F0412.EPS