Aeration Tank - 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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(3)
Aeration tank
In one type of sludge processing, oxygen gas is introduced into the processing tanks to maintain
the dissolved oxygen concentration in the sludge liquid at a proper level. Efficiency is checked by
measuring the oxygen concentration in the exhaust gas from the processing tank.
Sample point
Exhaust line
Control Valve
Oxygen
Waste Water
Returned
Sludge
All Right Reserved Copyright © 2004, Yokogawa Electric Corporation
System type
L2, L3
Activated Sludge Processing Facility
(Surface Aeration System Aeration Tank)
Agitator
Aeration tank
Gas temperature: Normal temperature
Gas pressure: 0 to 1 kPa
Concentration: Approximately 50%O
<4. Applications>
Detector
D1
Efficiency monitoring and alarm
Gas Recycle Compressor
(0 to 100% range)
2
4-17
Objective
Exhaust
Mixed
Liquids
F0417.ai
TI 11M12A01-01E
Mar. 14, 2017-00
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