|
Nomenclature and Abbreviations |
LQ |
Linear quadratic | |
|
AS |
Activated sludge |
MLSS |
Mixed liquor suspended solid |
|
ASM1 |
IAWQ Activated Sludge Model No.1 |
NOx |
Oxides of oxygen |
|
ASM2 |
IAWQ Activated Sludge Model No.2 |
ODE |
Ordinary differential equation |
|
ASM3 |
IAWQ Activated Sludge Model No.3 |
OUR |
Oxygen utilization rate |
|
BNR |
Biological nutrient removal |
P |
Proportional |
|
BOD |
Biochemical oxygen demand (mgr1) |
PAO |
Phosphorous accumulation organisms |
|
BOD5 |
Five day BOD (mgr1) |
PDE |
Partial differential equation |
|
BSE |
Bovine Spongiform Encephalopathy (mad |
PHA |
Poly-hydroxyl-alkanoates |
|
cow disease) |
PI |
Proportional-integral | |
|
COD |
Chemical oxygen demand (mgr1) |
PID |
Proportional-integral-derivative |
|
DAE |
Differential algebraic equation |
PP |
Poly-phosphate |
|
DMC |
Dynamic matrix control |
PSE |
Process systems engineering |
|
DO |
Dissolved oxygen |
RAS |
Return activated sludge |
|
DPS |
Distributed parameter system |
SBR |
Sequential batch reactor |
|
DSVI |
Dilute sludge volume index |
SDI |
Sludge density index |
|
fsd |
Fractional sludge depth |
SISO |
Single input single output |
|
GDPMC |
Generic distributed parameter model |
SRT |
Sludge retention time |
|
control |
SSVI |
Stirred specific volume index | |
|
GMC |
Generic model control |
STO |
Stored |
|
HRT |
Hydraulic retention time |
SVI |
Sludge volume index |
|
IAWQ |
International Association on Water Quality |
S |
Concentration of soluble materials (mg l_1) |
|
IWA |
International Water Association |
Sa |
Concentration of volatile fatty acid (mg l_1) |
|
LCA |
Life cycle assessment |
Sf |
Concentration of fermentable substrate |
|
LPM |
Lumped parameter model |
(mgr1) | |
|
Si |
Concentration of inert soluble organic |
Concentration of autotrophic nitrifying | |
|
matter (mg r1) |
biomass (mg l_1) | ||
|
Snd |
Concentration of soluble organic nitrogen |
Xb |
Concentration of biomass (mg T1) |
|
(mg r1) |
Xh |
Concentration of heterotrophic biomass | |
|
snh |
Concentration of 'ammonia' in biodegrad |
(mgr1) | |
|
able nitrogen matter (mg r1) |
Xi |
Concentration of inert suspended organic | |
|
sno |
Concentration of nitrate nitrogen (mgr1) |
matter (mg l_1) | |
|
So |
Concentration of dissolved oxgyen (mg r1) |
xnd |
Concentration of particulate organic |
|
spo4 |
Concentration of phosphate (mg r1) |
nitrogen (mg r1) | |
|
Ss |
Concentration of soluble substrate (mg r1) |
Xp |
Concentration of particulate product |
|
VFA |
Volatile fatty acid |
(mgr1) | |
|
WAS |
Waste activated sludge |
Xs |
Concentration of particulate substrate |
|
X |
Concentration of particulate materials |
(mgr1) | |
|
(mgr1) |
xsto |
Concentration of organics stored by | |
|
xaut |
heterotrophic biomass (mg l_1) |
Was this article helpful?
Post a comment