Petroleum Refinery Process Fired Heater Example - YOKOGAWA EXAxt ZR22G Technical Information
Direct in situ zirconia oxygen analyzer (applications volume)
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Also See for EXAxt ZR22G:
- User manual (241 pages) ,
- Technical information (37 pages) ,
- Technical note (6 pages)
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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).
Sample point
Stack
Furnace outlet
(convection zone)
Analyzer installation
locations
1
2
Outlet
Inlet
Inlet
Outlet
Inlet
2
Outlet
All Right Reserved Copyright © 2004, Yokogawa Electric Corporation
System type
Detector
L2, L3
D1, D2
H2, H3
D5, D6
Sample point
Stack
Convection
Steam
Generator
Section
Steam
Superheater
Section
Process Fluid
Preheat
Section
<4. Applications>
Remark
Explosion-proof type with terminal box
may also be selected.
Temperature
Approx. 300 to 500°C
Approx. 600 to 900°C
2
Furnace
Window Box
Draft Blower Exhaust Blower
Stack
Air Preheater
TI 11M12A01-01E
Mar. 14, 2017-00
4-13
F0413.ai
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