Water Pollution Prevention and Control of Chemical Enterprise Tank Farms
The sewerage system system of chemical enterprise combustible liquid's tank farm should be designed according to the relevant codes(standards)for design of tank farm's sewerage system.As a part of the water pollution prevention and control system of chemical enterprise,the improper design of sewerage system may cause environmental pollution or safety risks,so the design and management of tank farm's sewerage system should be paid enough attention.This paper summarizes the main points of design in the actual projects.Tank farm's sewerage system implement separation of clean water and sewage,the valve well should be set up outside of fire dike,and water-sealed chamber should be set up if necessary.Under normal conditions,while tank farm doesn't drain,the valve should be in closed position.
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