Post on 03-Feb-2018
Modeliranje uređaja za
pročišćavanje otpadnih voda –
znanstvena fantastika ili skora
realnost?
Prof. Dr. Damir Brdjanovic UNESCO-IHE Institute for Water Education
The Netherlands
• Što je to model?
•Kratka povijest modeliranja
•Uporaba modela
MATRICA
MATRIČNI PRIKAZ JEDNOG SLOŽENOG ASM MODELA
Primjer 1: Sarajevo, Bosna i Herzegovina
Publication:
B. Meijer and D. Brdjanovic,
USE OF MODELLING IN A
DECISION=MAKING
PROCESS FOR UPGRADE
OF A WWTPs
IWA Conference Wastewater
Treatment Plants of the XXI
Century, Moscow 2010
Područje studije
Wastewater collection system of Sarajevo (main collectors) - System 1
LegendCollectors Sarajevo
Diameter (mm)
1000
1100
1200
1300
1400
1600
1800
300
400
500
60/110
600
700
750
800
900
Sewage network – Mike Urban
• 5 year return period 2 hour duration rain • wastewater loads has diurnal flow variation pattern • locations of 24 CSO’s
Scenarios
Scenariji
Rivers – HEC-RAS ID River Reach River
Station Boundary conditions
R1 Bosna Bosna spring
11322.93 Flow Hydrograph
R2 Željeznica Željeznica 1437.072 Flow Hydrograph
R3 Dobrinja Dobrinja 2925.568 Flow Hydrograph
R4 Miljacka Miljacka 3774.269 Flow Hydrograph
R5 Bosna Reljevo 0 Rating curve
Rivers – HEC-RAS Results
B. New design scenario
A. Original design scenario
C. Treatment plant out of operation
Belišće Bjelovar Čakovec Daruvar Koprivnica Varaždin Velika Gorica Vinkovci Zagreb
Industrial Sewage EffluentClarifier B-stage
Dewatered Sludge
Primary Settling
Sludge Thickener
Dewatering Cyclone
Bioreactor A Bioreactor B
Communal Sewage
Equalization Clarifier A-stage
Aerobic Stabilization
Belišće
Daruvar
Čakovec
Bjelovar
Koprivnica
WWTP Varazdin
Proces Flow Diagram (PFD)
Varaždin
Velika Gorica
Vinkovci
WWTP Zagreb
BioWin model set-up
12
4
53
67
Zagreb
Advantages of use of models
• Getting insight in plant performance • Evaluating possible scenarios for upgrading • Evaluating new plant design • Supporting decision making • Developing new control schemes • Shortening of decision time • Cost-saving • Teaching • Communication