Sewage treatment method and apparatus
Abstract
Abstract A SEWAGE TREATMENT PACKAGE PLANT RECEIVES INCOMING RAW SEWAGE AND PURIFIES IT BY PERFORMING AN ACTIVATED SLUDGE PROCESS THEREON. OXYGEN FOR RE-AERATION OF SLUDGE IN THE STABILIZATION AND IGESTION STAGES OF THE PROCESS IS SUPPLIED DIRECLY FORM AERATED SEWAGE IN THE AERATION STAGE. THE PLANT IS OF UNITARY STRUCTURE AND INCLUDES PARTITION MEANS TO SUBDIVIDE THE INTERIOR INTO SEPARATE AERATION, STABILIZATION AND SEDIMENTATION CHAMBERS WITH A SEPARATE DIGESTION CAVITY BEING DEFINED BENEATH THE STABILIZATION CHAMBER. THE SEDIMENTATION CHAMBER HAS A VOLUME SUFFICIENTLY LARGE TO FULLY ABSORB THE EFFECTS OF SHOCK LOADINGS. MEANS ARE INCLUDED FOR DIRECTING AERATED SEQAGE DIRECTLY FROM THE AERATION CHAMBER INTO THE STABILIZATION CHAMBER AND DIGESTION CAVITY FOR RE-AERATION OF THE SLUDGE.
Inventors
- 👤 Y Lin
- 👤 C Chang
Bibliographic Details
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