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A Biomass Pyrolysis Oil-Gas Mixed Combustion Equipment

A technology of biomass pyrolysis and pyrolysis gas, which is applied in the direction of lighting and heating equipment, burners, etc., can solve the problems that the back-end industrial chain of pyrolysis technology is not fully opened, tar removal is difficult, etc., to achieve efficient heat exchange and reduce The effect of installation space

Inactive Publication Date: 2020-08-11
ACADEMY OF PLANNING & DESIGNING OF THE MINIST OF AGRI
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

[0004] The purpose of the present invention is to solve the current difficulties in removing tar in biomass pyrolysis gas, and the back-end industrial chain of pyrolysis technology has not yet been fully opened. Combining with the existing gas burner related technologies, a biomass pyrolysis oil-gas co-combustion is disclosed. equipment

Method used

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  • A Biomass Pyrolysis Oil-Gas Mixed Combustion Equipment

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Experimental program
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Embodiment

[0021] Embodiment: carry out pyrolysis tar combustion test

[0022] The biomass pyrolysis oil-gas mixed combustion equipment of the present invention is used to burn pyrolysis tar, and the raw materials are biomass tar and biomass pyrolysis gas produced under the pyrolysis condition of 500°C. First, carry out the pyrolysis oil-gas mixing test, add tar to the oil storage tank, and set the heating temperature to 80°C, connect the gas pipeline; open the valve of the gas distribution system, adjust the air pressure to 0.3MPa, and purge the pipeline for 3 minutes ; Afterwards, open the gas valve, reduce the pressure to 200kPa, and start the ignition. When the photosensitive sensor detects the existence of the combustion flame, close the high-pressure ignition, and lock the gas distribution solenoid valve, and then open the oil circuit valve and oil pump to adjust The atomization pressure of the pyrolysis oil is 0.2MPa, and then it is passed into the burner for combustion; the high-...

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Abstract

The invention discloses biomass pyrolysis oil mixed combustion equipment, and belongs to the technical field of renewable energy. The equipment mainly consists of six parts of an air distribution system, an oil supply system, a pyrolysis gas supply system, a combustor, a combustion chamber and a smoke heat exchange system, wherein the air distribution system, the oil supply system and the pyrolysis gas supply system are three independent pipeline designs for single oil or gas combustion or oil and gas mixed combustion to adapt to multiple combustion working conditions; and removal and reutilization of tar are effectively realized. The combustion chamber and a smoke heat exchange chamber adopt an integral design, so that the mounting space is reduced, and efficient smoke heat exchange is realized; and a smoke analyzer is mounted in a smoke outlet to realize online monitoring of smoke components.

Description

technical field [0001] The invention belongs to the technical field of renewable energy, and specifically relates to a biomass pyrolysis oil-gas mixed combustion equipment. The equipment is suitable for the mixed combustion of bio-tar and pyrolysis gas produced by various types of biomass pyrolysis. The development of the equipment avoids tar The secondary pollution caused in the removal process is effectively utilized at the same time the energy of the tar. Background technique [0002] The pyrolysis technology using biomass as raw material can realize clean and efficient conversion of energy. The high-temperature gas produced by biomass pyrolysis is called biomass pyrolysis gas. After dust removal, condensation, decoking and other processes, non-condensable gas is obtained respectively. Substance Fuel gas and condensable gas. The condensable gas is mainly biomass tar, wood vinegar and water vapor, and the main components of biomass gas are CO, CO 2 、H 2 , N 2 、CH 4 et...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F23D17/00
CPCF23D17/002
Inventor 赵立欣贾吉秀姚宗路孟海波丛宏斌马腾胡二峰
Owner ACADEMY OF PLANNING & DESIGNING OF THE MINIST OF AGRI