A soap and detergent factory produces 500m/day of wastewater from processing (BOD5 = 600mg/L suspended solids...
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A soap and detergent factory produces 500m³/day of wastewater from processing (BOD5 = 600mg/L suspended solids = 300mg/L) and 1000m³/day from bottle washing (BOD5 = 15 mg/L; suspended solids = 40 mg/L). The treatment process used for combined wastewater is given in Figure 1. i) Briefly explain the use of: a) Equalization tank b) Sand/mixed media c) Carbon adsorption ii) Suggest a simple waste minimization program. RAW WASTE EQUALIZA. TION OIL & GREASE REMOVAL SLUDGE & OIL OUT GREASE & OIL RECOVERY COAGULATION - SEDIMENTATION SLUDGE ALTERNATE TO REGENERATION BIOCONVERSION SLUDGE RECYCLE SLUDGE CONDITIONING AND DISPOSAL CARBON ADSORPTION SEDIMEN. TATION FROM REGENERATION EFFLUENT SLUDGE WASTE BRINE REVERSE OSMOSIS ION EXCHANGE SAND OR MIXED MEDIA FILTRATION. Figure 1. Flowchart of a treatment system for a soap and detergent industry plant FINAL EFFLUENT A soap and detergent factory produces 500m³/day of wastewater from processing (BOD5 = 600mg/L suspended solids = 300mg/L) and 1000m³/day from bottle washing (BOD5 = 15 mg/L; suspended solids = 40 mg/L). The treatment process used for combined wastewater is given in Figure 1. i) Briefly explain the use of: a) Equalization tank b) Sand/mixed media c) Carbon adsorption ii) Suggest a simple waste minimization program. RAW WASTE EQUALIZA. TION OIL & GREASE REMOVAL SLUDGE & OIL OUT GREASE & OIL RECOVERY COAGULATION - SEDIMENTATION SLUDGE ALTERNATE TO REGENERATION BIOCONVERSION SLUDGE RECYCLE SLUDGE CONDITIONING AND DISPOSAL CARBON ADSORPTION SEDIMEN. TATION FROM REGENERATION EFFLUENT SLUDGE WASTE BRINE REVERSE OSMOSIS ION EXCHANGE SAND OR MIXED MEDIA FILTRATION. Figure 1. Flowchart of a treatment system for a soap and detergent industry plant FINAL EFFLUENT
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Answer i Brief explanation of the use of a Equalization tank An equalization tank is used to balance and stabilize the flow rate and characteristics of wastewater entering the treatment process In thi... View the full answer
Related Book For
Managerial Accounting
ISBN: 978-0078025518
2nd edition
Authors: Stacey Whitecotton, Robert Libby, Fred Phillips
Posted Date:
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