CN-121991729-A - Biomass gasification device

CN121991729ACN 121991729 ACN121991729 ACN 121991729ACN-121991729-A

Abstract

The application relates to the technical field of biomass carbonization, and discloses a biomass gasification device, wherein the biomass gasification device comprises a drying furnace body, a carbonization furnace body, a first heating cavity, a second heating cavity and a burner, the carbonization furnace body is selectively communicated with the drying furnace body so as to receive biomass materials dried by the drying furnace body, the first heating cavity accommodates at least part of the drying furnace body so as to heat the drying furnace body, the second heating cavity accommodates at least part of the carbonization furnace body so as to heat the carbonization furnace body, the second heating cavity is communicated with the first heating cavity, and the burner is arranged in the second heating cavity so as to directly heat the carbonization furnace body. The temperature requirements of the drying furnace body and the carbonization furnace body can be met.

Inventors

LIU GAOFENG
PENG CAIYUAN
ZHU XIUFENG

Assignees

杭州华鼎绿质科技有限公司
杭州华鼎新能源有限公司

Dates

Publication Date: 20260508
Application Date: 20241104

Claims (10)

1. A biomass gasification apparatus, comprising: A drying furnace body; the carbonization furnace body is selectively communicated with the drying furnace body so as to receive biomass materials dried by the drying furnace body; a first heating chamber accommodating at least a portion of the drying oven body to heat the drying oven body; A second heating cavity accommodating at least part of the carbonization furnace body to heat the carbonization furnace body, the second heating cavity being communicated with the first heating cavity; the burner is arranged in the second heating cavity so as to directly heat the carbonization furnace body.
2. The biomass gasification device according to claim 1, further comprising a combustion chamber and a partition lining disposed within the combustion chamber to partition a space within the combustion chamber into the first heating chamber and the second heating chamber.
3. The biomass gasification device according to claim 2, wherein a first communication hole for communicating the first heating cavity and the second heating cavity is provided on the partition lining; And/or a second communication hole for communicating the first heating cavity and the second heating cavity is arranged between the separation furnace lining and the inner wall of the combustion chamber.
4. A biomass gasification device according to claim 3, wherein said first heating chamber is disposed above said second heating chamber in a vertical direction.
5. The biomass gasification device according to claim 4, wherein along the length direction of the drying furnace body, two ends of the drying furnace body are respectively a first kiln head and a first kiln tail, and along the length direction of the carbonization furnace body, two ends of the carbonization furnace body are respectively a second kiln head and a second kiln tail, and the first kiln tail is selectively communicated with the second kiln head; wherein, along the length direction of the drying furnace body, the first communication hole and/or the second communication hole is closer to the second kiln head than the second kiln tail; The drying furnace body is obliquely arranged relative to the horizontal plane, the carbonization furnace body is obliquely arranged relative to the horizontal plane, the first kiln head is located above the first kiln tail along the vertical direction, and the second kiln head is located above the second kiln tail.
6. The biomass gasification device according to claim 4, wherein said second heating chamber is further provided with a fire wall to divide said second heating chamber into a plurality of spaced apart sub-heating chambers, each of said sub-heating chambers having said burner disposed therein.
7. The biomass gasification device according to claim 6, wherein said first communication hole and/or said second communication hole communicate at least said sub heating chamber closest to said second kiln head with said first heating chamber.
8. The biomass gasification apparatus according to claim 5, further comprising a gasifier, an inlet of the gasifier being in communication with the second kiln tail.
9. The biomass gasification apparatus according to claim 8, wherein said gasification furnace is an internal combustion furnace or said gasification furnace is an electromagnetic induction furnace.
10. The biomass gasification device according to claim 1, further comprising a first driving system and a second driving system, wherein the first driving system is connected with the drying oven body to drive the drying oven body to rotate, and the second driving system is connected with the carbonization oven body to drive the carbonization oven body to rotate.

Description

Biomass gasification device Technical Field The application relates to the technical field of biomass carbonization, in particular to a biomass gasification device. Background Subsequent to oil and gas, methanol is known as the "most desirable" renewable clean fuel. Methanol has gradually been considered in the industry as liquid "hydrogen," mobile "electricity. The green methanol belongs to green hydrogen-based energy, is an important component of a novel energy system, and has huge market potential. Green methanol is chemically identical to methanol produced from fossil fuels and is similarly used. But different from black alcohol or gray alcohol made of coal, the green methanol not only reduces the carbon emission in the process of preparing the methanol by the coal, but also can improve the in-situ digestion capability of renewable energy sources, and is an important technical path for realizing the carbon-to-carbon neutralization, and has huge application prospect. Temperature control is a non-negligible problem in the production of methanol. Therefore, how to control the temperature required by the methanol in the production process is a problem to be solved in the technical field of biomass carbonization. Disclosure of Invention The biomass gasification device provided by the application can control the temperature required by methanol in the production process, and the temperature requirement of a drying furnace body and the temperature requirement of a carbonization furnace body can be met. In order to achieve the above purpose, the main technical scheme adopted by the application comprises the following steps: In a first aspect, an embodiment of the application provides a biomass gasification device, which comprises a drying furnace body, a carbonization furnace body, a first heating cavity, a second heating cavity and a burner, wherein the carbonization furnace body is selectively communicated with the drying furnace body so as to receive biomass materials dried by the drying furnace body, the first heating cavity accommodates at least part of the drying furnace body so as to heat the drying furnace body, the second heating cavity accommodates at least part of the carbonization furnace body so as to heat the carbonization furnace body, the second heating cavity is communicated with the first heating cavity, and the burner is arranged in the second heating cavity so as to directly heat the carbonization furnace body. According to the biomass gasification device provided by the embodiment of the application, the first heating cavity and the second heating cavity are two relatively independent cavities, the first heating cavity can heat at least part of the drying furnace body, and the second heating cavity can heat at least part of the carbonization furnace body. Therefore, the temperature in the first heating cavity and the temperature in the second heating cavity can be in different temperature intervals, the temperature required by the drying furnace body can be independently regulated and controlled by the first heating cavity, and the temperature required by the carbonization furnace body can be independently regulated and controlled by the second heating cavity. Therefore, the temperature of the first heating cavity and the temperature of the second heating cavity can be different, the temperature required by methanol in the production process can be controlled, and the temperature requirement of one of the drying furnace body and the carbonization furnace body can only be met when a single heating interlayer heats the drying furnace body and the carbonization furnace body simultaneously in the prior art. According to some embodiments of the application, the biomass gasification device further comprises a combustion chamber and a partition lining disposed within the combustion chamber to partition a space within the combustion chamber into the first heating chamber and the second heating chamber. In the above-described aspect, the partition lining is provided in the combustion chamber so as to partition the space in the combustion chamber into the first heating chamber and the second heating chamber. That is, the first heating chamber and the second heating chamber are separated from a space by a separation lining. According to some embodiments of the application, a first communication hole for communicating the first heating cavity and the second heating cavity is arranged on the separation furnace lining; And/or a second communication hole for communicating the first heating cavity and the second heating cavity is arranged between the separation furnace lining and the inner wall of the combustion chamber. In the above scheme, when the burner works, firstly the gas in the second heating cavity is heated, so that the carbonization furnace body is heated, and then the gas with higher temperature can enter the first heating cavity through the first communication hole and/or the second communica