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Ltd 5 additional results 1 512 operation conditions

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Unformatted text preview: ion Tanks KOLON E&C CO.,LTD 5. Additional Results (1) 5.1.2. Operation conditions of Pilot Plant Item Values Influent Flow Rate (m3/d) 20~30 Volume of BNR Reactor (m3) Anaerobic Basin : 1.25 Anoxic Basin : 2.5 Aerobic Basin : 3.75 Total Remarks HRT : 1.0 ~ 1.5 hr HRT : 2.0 ~ 3.0 hr HRT : 3.0 ~ 4.5 hr : 7.5 HRT (hr) 6~9 MLSS (mg/L) Mixed Liquor : 3,200 F/M Ratio 0.15 BOD Volume Load (kg/m3·d) 0.6 SRT (day) 5~10 Internal Recycle 100~200 % Return Sludge 50~70 % Media (BioCube) : 18,000 KOLON E&C CO.,LTD 5. Additional Results (1) 5.1.3. Simulation in operation conditions Operational Conditions Influent Input Values Contents Conditions Contents Input Value influent Flow 20 m3/d Operation Period 2006. 8.28 ~ 2006.11.22 (After Phase 4) Temperature 21.23 ℃ Distribution Ratio (Anaerobic : Anoxic) 7:3 DO 0.19 mg/L pH 7.75 mg/L CODCr 402.39 mg/L BOD 197.65 mg/L Calculation) 214.93mg/L (Measure) SS SS 202.27 mg/L Calculation) 261.50 mg/L (Measure) T-N 50.39 mg/L NH3-N 42.55 mg/L NO3-N 1.31 mg/L T-P 6.77 mg/L PO PO4-P 3.75 mg/L mg/L Internal Recycle Return Sludge Sludge Waste 200% (40 50% (10 m3/d) m3/d) 1.5% (0.3 m3/d) [NPR process configuration of the Pilot Plant ] KOLON E&C CO.,LTD 5. Additional Results (1) 5.1.3. Simulation in operation conditions Measured and Simulated Effluent Levels Measurement Contents Unit Conc. pH Removal Efficiency Efficiency 7.49 Simulation Conc. Removal Efficiency Efficiency 6.70 COD mg/L 21.16 94.7 % 34.48 91.4 % BOD mg/L 6.90 96. 8% 4.60 97.7 % SS mg/L 12.25 95.3 % 10.87 94.6 % T-N mg/L 16.65 67.0 % 16.15 68.0 % NH3-N mg/L 2.33 94.5 % 0.99 97.7 % NO3-N mg/L /L 12.11 T-P mg/L 2.55 62.3 % 1.46 78.4% PO4-P mg/L 2.29 37.6 % 1.09 70.9% 12.59 KOLON E&C CO.,LTD 5. Additional Results (1) 5.1.3. Simulation in operation conditions Measured and Simulated Chemical Profiles 14 40 Simulation Measuring 35 30 25 20 15 10 5 12 10 Simulation Measuring 8 6 4 2 0 0 Influent Anaerobic Anoxic Aerobic Effluent 25 PO4-P Conc. (mg/L)3 NO3 -N Conc. (mg/L)3 NH3 -N Conc.(mg/L)3 45 Simulation Measuring 20 15 In fl u e n t...
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