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Bacteriological digesters for conversion of organic waste

阅读:248发布:2022-12-15

专利汇可以提供Bacteriological digesters for conversion of organic waste专利检索,专利查询,专利分析的服务。并且In the downward passage of refuse in countercurrent to air through a plurality of composting stages with water-spraying in each stage, the temperature and carbon dioxide content of the effluent gas is continuously measured and automatically controlled by sensing means and connected valves which are capable of effecting variation in the rate of air and water flow. The water may be in the form of ammoniacal liquor or sewage sludge. Refuse may pass through five successive circular chambers (3) in a tower (1) from an inlet (6) to an outlet (7) via offset openings (8), partly composted refuse being recycled from the third to the first chamber via a worm conveyer (24). Water is sprayed into the chambers from pipes (9) connected to a manifold pipe (10) controlled by a valve (11). Air is passed successively into each chamber via an annular passage (17), the interior of a hollow rotary arm (5) connected to a shaft (4), and orifices (18), the air being supplied to the lowest chamber through a pipe (15) and valve (14). The valves are connected to sensing devices (20 and 21), for respective measurement and control of temperature and carbon dioxide content, which are situated in a gas outlet (19). The whole apparatus may be enclosed in a heat-insulating sheath having outlet openings for gas at its lower end.,下面是Bacteriological digesters for conversion of organic waste专利的具体信息内容。

1. A BACTERIOLOGICAL DIGESTER FOR THE CONVERSION OF ORGANIC MATERIAL COMPRISING A RELATIVELY TALL HOLLOW CYLINDER HAVING AN INLET AT ITS TOP TO RECEIVE ORGANIC MATERIAL TO BE TREATED AND AN OUTLET AT ITS BOTTOM TO DISCHARGE THE TREATED ORGANIC MATERIAL, A PLURALITY OF HORZIZONTAL PLATES WITHIN THE CYLINDER TO SUBDIVIDE IT INTO A PLURALITY OF SUPERIMPOSED DRUM-SHAPED COMPARTMENTS EACH PALTE BEING FORMED WITH AT LEAST ONE TRANSFER PORT TO PERMIT DOWNWARD FLOW OF ORGANIC MATERIAL, CO-AXIAL ROTATING SHAFT MEANS PASSING THROUGH ALL THE COMPARTMENTS FROM TOP TO BOTTOM OF THE CYLINDER, ARM ELEMENTS IN EACH COMPARTMENT AND SECURED TO THE SHAFT MEANS TO SWEEP OVER THE HORIZONTAL PLATES, MEANS FOR DELIVERING MOISTURE INTO THE UPPER PART OF EACH COMPARTMENT AND INCLUDING A FLOW CONTROL VALVE, MEANS FOR FEEDING AIR TO THE BOTTOM OF THE CYLINDER AND INCLUDING A FLOW CONTROL VALVE, DELIVERY MEANS IN EACH COMPARTMENT IN COMMINICATION WITH THE AIR-FEEDING MEANS TO DISTRIBUTE THE AIR THROUGHOUT THE CYLINDER, PORT MEANS AT THE CYLINDER TOP FOR PERMITTING EGRESS OF GAS FROM THE CYLINDER, A FIRST DTECTOR MEANS AT THE GAS PORT MEANS FOR DETECTING CHANGES IN THE COMPOSITION OF THE EXHAUSTING GAS, FIRST ACTUATING MEANS OPERATIVELY CONNECTING THE FIRST DETECTOR MEANS AND THE FLOW CONTROL VALVE OF THE AIR-FEEDING MEANS TO OPERATE THE VALVE IN ACCORDANCE WITH CHANGES IN THE PROPORTION OF CARBON DIOXIDE PRESENT IN THE EXHAUSTING GAS AT THE EXTREMES OF A PREDETERMINED VALUE TOLERANCE RANGE TO VARY THE QUANTITY OF AIR FED TO THE CYLINDER COMPARTMENTS, A SECOND DETECTOR MEANS AT THE GAS PORT MEANS FOR DETECTING CHANGES IN THE TEMPERATURE OF THE EXHAUSTING GAS, AND SECOND ACTUATING MEANS OPERATIVELY CONNECTING THE SECOND DETECTOR MEANS AND THE FLOW CONTROL VALVE OF THE MOISTURE TO OPERATE THE VALVE IN ACCORDANCE WITH THE TEMPERATURE OF THE EXHAUSTING GAS AT THE EXTREMES OF A PREDETERMINED VALUE TOLERANCE RANGE TO VARY THE QUANTITY OF MOISTURE DELIVERED TO THE CYLINDER COMPARTMENTS.
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