1. Technical contents and principles
2. Treatment effect and efficiency
Comparison of existing(CSTR) and our aeration tank installation cost/operation
cost
|
|
Existing Process
|
Our Process
|
|
Installation Cost
|
4~10
|
1
|
|
Operation Cost
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3~5
|
1
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3. Technology introduction
High efficiency bioreactor for sludge reduction & stabilization
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Effect and efficiency certificate
of ER-1
- December 2004 : New Excellent Technology
(Ministry of Science and Technology, Korea)
- January 2005 : New Excellent Products
(Ministry of Commerce , Korea)
- Patent (20 Korea patents, 3 Inetrnational patents )
- Retention time for treatment and disposal , 3~5days
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Bioreactor Type : PFR (HRT of Ideal PFR �0.75%)
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1) Oxygen transfer efficiency : 30~40%( 4~10 O2 kg / kWh
)
- Reactor stage 1 : 35~40 %
- Reactor stage 2 : 30~35 %
- Reactor stage 3 : 20~30%
2) MVLSS Conc. : 10,000~50,000 mg/L
- Reactor stage 1 : 30,000~50,000 mg/L
- Reactor stage 2 : 25,000~40,000 mg/L
- Reactor stage 3 : 10,000~30,000 mg/L
3) F/M : 0.3 ~ 2
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3. Technology introduction (Sewage sludge treatment and disposal)
Sludge reduction through aerobic treatment of ER-1
- VS reduction of sludge solids : 60 ~ 40%
- Total nitrogen removal of treated water: 700 ~ 100 ppm
3. Technology introduction (Example)
Food Wastewater treatment process
Livestock wastewater treatment process
Sewage sludge pilot plant test (VS and TCOD removal efficiency 40~ 60%)
4. Site of treatment & disposal plant
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