System for producing synthesis gas from biomass
AssigneeWuhan Kaidi Engineering Technology Research Institute Co., Ltd.
InventorsKan Song, Manyi Jiang, Qin Sun, Shirong Zhang, Haiqing Zhang, Jinqiao Zhang
Life of this patent
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Abstract
A gasification system for producing synthetic gas from biomass, including: a biomass material pre-processing part; a pyrolysis part; a condensing part; and a gasification part. The pyrolysis part includes a pyrolysis bed and a combustion bed. The condensate tank of the condensing part is connected to a non-condensable pyrolysis gas compressor via a pipeline; an output of the non-condensable pyrolysis gas compressor is connected to the pyrolysis bed and the combustion bed. The non-condensable pyrolysis gas acts as a fuel of the combustion bed and a fluidizing medium of the pyrolysis bed.
Claims7
A gasification system for producing synthesis gas from biomass, the system comprising:
- a biomass material pre-processing part, the biomass material pre-processing part comprising a crushing system, a drying system, and a biomass stock bin;
- a pyrolysis part, the pyrolysis part comprising a pyrolysis bed, a carrier heating fluidized bed, and a separating system;
- a combustion bed;
- a condensing part, the condensing part comprising a condensate tank, an oil circulating pump, and a fuel oil heat exchanger;
- the condensate tank comprising a first portion and a second portion;
- a non-condensable pyrolysis gas compressor;
- a waste gas pipe;
- and
- a gasification part, the gasification part comprising a fuel oil tank and a gasification furnace;
- wherein
- the crushing system is connected to the drying system;
- the drying system is connected to the biomass stock bin;
- the biomass stock bin is connected to the pyrolysis bed via a first pipe;
- the pyrolysis bed is connected to the separating system;
- the separating system is connected to the carrier heating fluidized bed;
- the carrier heating fluidized bed is connected to the drying system through the waste gas pipe;
- the combustion bed is connected to the carrier heating fluidized bed;
- the separating system is connected to the first portion;
- the first portion is connected to the second portion;
- the second portion is connected to the oil circulating pump;
- the oil circulating pump is connected to the fuel oil heat exchanger;
- the fuel oil heat exchanger is connected to the first portion;
- the second portion is connected to the non-condensable pyrolysis gas compressor;
- the second portion is connected to the fuel oil tank;
- the fuel oil tank is connected to the gasification furnace via a second pipe;
- and
- an output of the non-condensable pyrolysis gas compressor is connected to the pyrolysis bed and the combustion bed.
Dependencies are inferred from the claim text.