Technical data

Performance data

 

Capacity:
each
45.000 inhabitants equivalent
30% population
45% from tourism 
25% from industry
Loads: 2.000 kg BOD5/d
3.300 COD/d
350 kg Ntot/d
60 kg Ptot/d
Sewage: Daily quantity of sewage: 4.000 m³/d
Dry weather flow: 107 l/s
Wet weather flow 300 l/s
Quantity of sludge: row 182 m³/d
1.400 kg/d dried matter
After primary sludge treatment 25 m³/d
After sludge dewatering 4,5 m³/d
Total effective volume: Meccanical – biological treatment 8.546 m³
Sludge treatment 1.716 m³
Total effective volume:
25.000 m³

Technical data







Pump station: 3 screw conveyor, 800 mm,
Tilt angle 33°
Qmax 100 l/s
Screening plant: 2-line
1 bar-screen, 1.300 mm
Bar spacing: 10 mm; Qmas=1.080 m3/h
by 1 screenings wash presses integrated 
and bagging decive
Aerated grit chamber: 2-line; each line
Grit chamber  diameter = 5,30 m 
Volume 50 m³
T = 6 min by Qt
Grit washer Qm= 16 l/s
Preliminary clarifier: 1 line,
Diameter D = 18,5 m
Water depht 2,95 m
V = 844 m³…….t = 2,19 h by Qt
sludge scraper
Biological basin: 2-linee, each line
Water depth T = 5,50 m
Aerob basin 1 basin = 620 m³
Anox basin 1 basin (Denitrification) = 413 m³
Aerob 3 basins (Nitrification) = 1.239 m³
8 pieces Oky diffusers 
Volume total:  Aerob basin 1.240 m³  
Denitrification 826 m³ 
Nitrification 2.478 m³
Total  A + VD + VN = 4.544 m³
  2 vertical agitator 
Recirculation pumps 2 x Q = 190 l/s
3 compressors, each: 3.046 Nm³/h, 90 kW
Final clarifier: 2 basins
Circular basin D = 25,60 m
Water depht  4,00 m; V = 2 x 2.043 m³
sludge scraper
Phosphote precipitation: Simultaneous precipitation
Quantity of row sludge: Row sludge 182 m³/d by 1.500 kg TS/d
and 30 m³/d after primary
sludge pretreatment
Pre-thickeners: 1 piece
Diameter 10 m; Volume = 1 x 350 m³
Rabble rakes, sludge water separation
Primary sludge pretreatment: Screencloth, Conditioning by 
Polyetectrolytes Q = 15 m³/h
Strainpress: Q = 10 m³/h
Digestion chambers: 1 pezzo
1 piece
Cylindrical tank D = 12,00 m; H =11,26 m
Usable volume = 1.056 m³; Digestion time 50 days
Circulation by biogas + pumps
Post thickeners: 1 piece
Diameter = 10,00 m; Volume = 1 x 310 m³
Rabble rakes, sludge water separation
Gasometer: Cylindrical enclosure in steel construction
Gas membrane accumulator;
Usable volume 300 m³; H = rd. 8,0 m
Gas flare plant: Capacity = 100 m³/o
Gas compressor station: 2 radial compressors
Sludge dewatering: 1 filter belt press, Conditioning by 
Polyetectrolytes, Q = 10 m³/h
Sludge storage: Loaded by screw conveyor
Ventilation system: Chemical area treatment scrubber 
From sludge treatment and building: 21.000 m³/h
Heating system plant: Heating system plant by 2 boiler plants each 115 kW thermal capacity by switching automatically for methane gas or biogas
Gas engine plant: 2 pieces each
Ptot = 178 kW; Pel = 60 kW; Pt = 99 kW
for propane and biogas 
Deep well – industrial water: 2 pieces of pumps, each 11 l/s

Technical data sewerage system

 

Catchment area: 333 km²
Lenght: 19,73 km
Diameter: 250 mm – 500 mm
Material: PVC, GFK, GG, STZ, SB
Quantity drains: 336
Quantity measuring stations: 6
Quantity Pump stationes: 5

Municipalities

Catchment area: 333 km²
Lenght Hauptsammler: 19,73 km


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