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Internal circulation control system for pyrolysis gasification furnace

A control system, pyrolysis and gasification technology, applied in incinerators, lighting and heating equipment, indirect carbon dioxide emission reduction, etc., can solve the problems of small promotion and use, high total waste treatment cost, and high input cost of waste treatment equipment. Achieve the effect of avoiding the loss of temperature in the furnace, reducing the total cost of equipment and operating costs

Active Publication Date: 2016-06-15
湖南未名环保科技有限公司
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

In the existing waste treatment technology, the investment cost of waste treatment equipment is high, and in the later operation, continuous investment of funds is required, which results in high total cost of waste treatment and limited scope of promotion and use

Method used

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  • Internal circulation control system for pyrolysis gasification furnace

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Embodiment Construction

[0017] Below, the technical solution of the present invention will be described in detail through specific examples.

[0018] Such as figure 1 as shown, figure 1 It is a structural schematic diagram of a pyrolysis gasification furnace internal circulation control system proposed by the present invention.

[0019] refer to figure 1 , a pyrolysis gasification furnace internal circulation control system proposed in the embodiment of the present invention, comprising: gasification furnace 1, air intake box 2, circulation pipe 3, return air pipe 4, induced draft fan and cooling device 5, the gasification Furnace 1 is used to burn garbage. Gasifier 1 includes an upper cavity and a lower cavity arranged up and down and communicated with each other, wherein:

[0020] The upper cavity is provided with a smoke deflector arranged circularly around its inner peripheral surface, and a gap is reserved between the smoke deflector and the inner peripheral surface of the upper cavity to for...

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Abstract

The invention discloses an internal circulation control system for a pyrolysis gasification furnace. The internal circulation control system for the pyrolysis gasification furnace comprises the gasification furnace, a gas inlet box, a circulating pipe, a gas return pipe, an induced draft fan and a cooling device. The gasification furnace is used for waste combustion and comprises an upper cavity and a lower cavity. A smoke guide plate is arranged in the upper cavity. A smoke return cavity is formed between the smoke guide plate and the lower cavity. The gas inlet box is installed in the upper cavity. The gas return pipe is located in the smoke return cavity, and one end of the gas return pipe extends into the lower cavity. One end of the circulating pipe communicates with the end, away from the lower cavity, of the smoke return cavity, and the other end of the circulating pipe penetrates through a water cooling device and communicates with the gas return pipe through the induced draft fan. In the combustion process, gas above a combustion layer moves upwards, is gathered in the gas inlet box, is delivered back into the smoke return cavity from the gas inlet box and enters the circulating pipe from the smoke return cavity, the gas is cooled and condensed through the water cooling device after entering the circulating pipe, and the gas which is dehydrated through condensation enters the gas return pipe from the other end of the circulating pipe; and the gas enters the lower cavity after heat exchange is conducted between the gas in the gas return pipe and high-temperature gas in the smoke return cavity.

Description

technical field [0001] The invention relates to the technical field of waste treatment, in particular to an internal circulation control system of a pyrolysis gasification furnace. Background technique [0002] With the development of society, the acceleration of urbanization, the increase of urban population, the improvement of people's living standards, the output of municipal solid waste is constantly increasing, the composition of domestic solid waste is becoming more and more complex, and the pollution of the environment and the harm to people's health are becoming more and more serious. , but also limit the development of the city. Therefore, it also promotes the continuous innovation of waste treatment technology. In the existing waste treatment technology, the investment cost of waste treatment equipment is high, and in the later operation, continuous investment is required, which results in high total cost of waste treatment and limited scope of promotion and use. ...

Claims

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Application Information

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IPC IPC(8): F23G5/027F23G5/44F23G5/46F23L15/00
CPCF23G5/027F23G5/44F23G5/46F23L15/00Y02E20/34
Inventor 曹文波明永刚李启仁舒志强
Owner 湖南未名环保科技有限公司