Symbol
Explanation
Dimension
Unit,
See
for example
page
KI
inhibition constant,
M· L- 3
kgCOD/m 3
106
acetic acid, methane
step
KI
Langmuir isotherm
~1-L3
m3/g
331
constant
KpH
pH constant
73
Ks
saturation constant for M· L- 3
g/m 3 , gCOD(S)/m 3
71
substrate
Ks,coo
saturation constant for M· L- 3
gCOD/m 3
substrate
Ks'
saturation constant by M· L- 3
g/m3
74
inhibition
Ks,HAc
saturation constant for M· L- 3
kgHAc/m 3
98
acetic acid pick-up
Ks,I
inhibition constant
M· L-3
g/m3
74
Ks,M
saturation constant,
M . L-3
kg/m 3
105
Monod kinetics for
methane converting
biomass or sludge
Ks,NH4
saturation constant,
M-L- 3
gNHt-N/m 3
74
ammonium nitrogen
KS,NH4,A
saturation constant
M· L- 3
gNH!-N/m 3
79
(Ks) for ammonium
(NH!) by nitrification
(A)
Ks,N02,A
saturation constant
M· L- 3
gN02-N/m 3
79
(Ks) for nitrite (N02)
by nitrification (A)
Ks,N03
saturation constant,
M· L- 3
gN03-N/m 3
90
nitrate
358