Wastewater Treatment System

Sewage sludge pilot plant test (VS and TCOD removal efficiency 40~ 60%)

Livestock wastewater treatment process

Food Wastewater treatment proces

3. Technology introduction (Example)

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 (Sewage sludge treatment and disposal

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

Bioreactor Type : PFR (HRT of Ideal PFR ?0.75%)

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

High efficiency bioreactor for sludge reduction & stabilization

2. Technology introduction

Comparison of existing(CSTR) and our aeration tank installation cost/operation cost

1. Treatment effect and efficiency

in the country. 

system, as a leading and notable professional wastewater treatment system developer

work progress, which are core factors of high density organic wastewater treatment

We have developed assimilation work progress, and anaerobic or aerobic combination

 wastewater treatment.

sites of sewage sludge treatment and disposal, food wastewater treatment and livestock

 high efficiency bioreactor for sludge reduction & stabilization, and installed it at project

As a result, we have developed the way how to treat effectively and efficiently by using

treatment & disposal plant as a newly developed environmental technology.  

treatment system as a government project, which technology was verified at sites of

We have challenged incessantly to develop low cost, high density organic wastewater

We have developed assimilation work progress, and anaerobic or aerobic combination
Work progress, which are core factors of