Biofilter / Odor Control / Waste Air Treatment

 
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Main Definitions and Parameters of Biofilters

Definitions:

Definition
 
Description
 
Dimension
 
Exhaust Gas / mixed gas of rooms, where no people could/should stay
 
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Waste air Air of rooms where people could stay at least part time
 
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Odor unit (OU) Concentration of odorous compounds which are noticed by at least 50% of test persons
 
nondimensional 1
Compounds - Concentration of pollutants
- Concentration of odor
 
mg/m3
OU/m3
physical parameters - humidity
- temperature
- solid content
- pH-value
 
percent (%)
C
mg/m3
-log(H3O+)

 

Biofilter properties:

Waste air stream Waste air stream per time
 
m3/h
Filter area load Waste air stream per filter area and time
 
m3/(m2h)
Filter volume load Waste air stream per filter volume and time
 
m3/(m3h)
specific filter load Contaminants per filter volume and time g/(m3h)