A method for releasing high-temperature carbonized products

A technology of high-temperature carbonization and carbonization, which is applied in coking ovens, coking oven heating, combustible gas heating coking ovens, etc., which can solve problems such as low production efficiency, inconvenient operation, and energy loss in the furnace body.

Active Publication Date: 2018-08-10
ZHEJIANG WUNENG ENVIRONMENTAL TECH DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the cooling stage takes a lot of time, resulting in low production efficiency and energy loss when the furnace cools down.
[0003] JP2007204563 (2007-08-16) discloses a carbonization treatment device and a carbonization treatment method. This method uses the heat contained in superheated steam to complete pyrolysis or carbonization. The blood and water that will be produced in the waste water, etc., there are difficulties in subsequent wastewater treatment and the risk of pathogenic bacteria infection, and the yield of charcoal is low
At the same time, the patent does not disclose how to release the carbonized animal corpses from the furnace at high temperature. The method used is to wait until the temperature in the furnace drops to room temperature before opening the furnace door to remove the carbides.

Method used

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  • A method for releasing high-temperature carbonized products
  • A method for releasing high-temperature carbonized products
  • A method for releasing high-temperature carbonized products

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0075] The method for releasing the high-temperature carbide comprises the following steps:

[0076] (1) Gas replacement: After the animal carcass carbonization process is completed, nitrogen gas is introduced into the carbonization tank 11 immediately, and the nitrogen gas with a purity of more than 99.5% is used to replace the flammable pyrolysis gas in the carbonization tank 11; the gas replacement is carried out through the gas Passage 3 is completed; taking the carbonization tank as an example of 8 cubic meters, the gas replacement is required to be completed within 10-20 minutes;

[0077] (2) Temperature-controlled start-up: After the temperature in the carbonization furnace 1 drops below 530°C, the carbonization furnace 1 is turned on, so that the high-temperature carbonized products in the carbonization tank 11 are released and sent to the cooling chamber 8 .

Embodiment 2

[0079] The pyrolysis and carbonization process is carried out in the carbonization furnace 1. The carbonization process includes pyrolysis and carbonization of dead animal corpses under the conditions of oxygen isolation, normal pressure and 600°C; The gas is automatically output to the combustion chamber 2 and burned at 1300°C for 2s. The high-temperature flue gas generated by the combustion provides energy to support pyrolysis and carbonization, and realizes the recovery and utilization of heat energy of the pyrolysis gas.

[0080] The method for releasing the high-temperature carbide comprises the following steps:

[0081] (1) Gas replacement: Immediately after the carbonization process of the animal corpse, helium gas is introduced into the carbonization tank 11, and the helium is used to replace the flammable pyrolysis gas in the carbonization tank 11; the gas replacement is completed through the gas passage 3;

[0082] (2) Temperature-controlled start-up: After the tempe...

Embodiment 3

[0084] The pyrolysis and carbonization process is carried out in the carbonization furnace 1. The carbonization process includes pyrolysis and carbonization of dead animal corpses under the conditions of oxygen isolation, normal pressure and 300°C; The gas is automatically output to the combustion chamber 2 and burned at 800°C for 2s. The high-temperature flue gas generated by the combustion provides energy to support pyrolysis and carbonization, and realizes the heat energy recovery and utilization of the pyrolysis gas.

[0085] The method for releasing the high-temperature carbide comprises the following steps:

[0086] (1) Gas replacement: Immediately after the carbonization process of the animal corpse, argon gas is introduced into the carbonization tank 11, and the argon gas is used to replace the flammable pyrolysis gas in the carbonization tank 11; the gas replacement is completed through the gas passage 3;

[0087] (2) Temperature-controlled start-up: After the tempera...

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PUM

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Abstract

The invention relates to an animal carbonization treatment method, and in particular, relates to a discharging method for a high-temperature carbonized material. The method includes the following steps: gas replacement: after a carbonization process is finished, immediately introducing non-flammable inert gas into a carbonization tank, and adopting the non-flammable inert gas to replace flammable pyrolysis gas in the carbonization tank; and temperature control and furnace opening: after the temperature in the carbonization furnace is dropped to 500 DEG C or less, opening the carbonization furnace, and making the high-temperature carbonized material in the carbonization tank discharged. The method can avoid low production efficiency caused by a lot of time requiring to be used in a cooling stage and energy loss generated during furnace body cooling, effectively solves the generation of dangerous problems of burning, exploding sounding and the like when a carbonization furnace door is opened at high temperature, successfully implements discharging of the carbonized material in a high temperature state, and solves the problems impossible to be achieved in industry; and at the same time, with combination of flue gas purification treatment, up-to-standard discharging of dioxin in tail gas is achieved.

Description

technical field [0001] The invention relates to an animal carbonization treatment method, in particular to a furnace-extraction method of high-temperature carbonized products. Background technique [0002] After the pyrolysis and carbonization process of organic matter is completed, what remains is solid carbonized matter. Since the carbonization process needs to be completed in an oxygen-free container, the temperature in the furnace is still relatively high after the carbonization is completed, so there is still a certain amount of flammable material in the container. sexual gas. If the furnace door is opened in this state, this part of the flammable gas will burn rapidly after contacting the air, and the volume will expand rapidly, which is very dangerous. Therefore, in the conventional carbonization treatment, it is necessary to wait until the temperature in the furnace drops to room temperature before opening the furnace door to remove the carbides. However, the cooli...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C10B53/00C10B21/18
CPCC10B21/18C10B53/00
Inventor 车磊
Owner ZHEJIANG WUNENG ENVIRONMENTAL TECH DEV
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