CN220951659U - Biomass carbonization system with bottom feeding function - Google Patents
Biomass carbonization system with bottom feeding function Download PDFInfo
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- CN220951659U CN220951659U CN202322873782.7U CN202322873782U CN220951659U CN 220951659 U CN220951659 U CN 220951659U CN 202322873782 U CN202322873782 U CN 202322873782U CN 220951659 U CN220951659 U CN 220951659U
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- flue gas
- furnace
- temperature flue
- door
- kiln
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- 239000002028 Biomass Substances 0.000 title claims abstract description 25
- 238000003763 carbonization Methods 0.000 title claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000003546 flue gas Substances 0.000 claims abstract description 40
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 23
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000002918 waste heat Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000004321 preservation Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Coke Industry (AREA)
Abstract
The utility model relates to a biomass carbonization system with bottom feeding, which comprises a plurality of intermittent kilns, wherein the kilns are suspended and distributed on a suspended platform side by side, each kiln comprises a kiln body with an open bottom, the bottom of the kiln body is provided with a kiln door, and the kiln door is driven by a lifting assembly to vertically lift; an ignition door and an air inlet are arranged on one side, close to a pedestrian passageway on the suspended platform, of the side part of the furnace body, a moisture discharging port and a high-temperature smoke outlet are arranged on the top of the furnace body, and the moisture discharging ports of a plurality of kilns are connected in series through low-temperature smoke pipelines and are pumped into the combustion furnace for combustion through a draught fan; the high-temperature flue gas outlets of the kilns are connected in series through high-temperature flue gas pipelines, and the high-temperature flue gas conveyed by the high-temperature flue gas pipelines is pumped into the combustion furnace for combustion through a high-temperature induced draft fan after being cooled by the heat exchanger. The utility model has reasonable structural design, and the furnace door is arranged at the bottom of the furnace body to realize the feeding and discharging of the bottom, and has the advantages of simple operation, large equipment volume, high carbon production rate, high energy utilization efficiency and the like.
Description
Technical field:
the utility model relates to a biomass carbonization system with bottom feeding.
The background technology is as follows:
The biomass carbonization technology is that the formed biomass is heated at high temperature under the anoxic or anaerobic condition, and organic matters such as cellulose, hemicellulose, lignin and the like are decomposed into small molecular compounds and solid coke in the carbonization process, so that the low-heat-value biomass is converted into high-heat-value biomass carbon, liquid and gas energy.
The carbonization process of the formed biomass can be divided into internal heat, external heat and natural heat according to the heating mode. The carbonization equipment mainly adopts an intermittent kiln structure, and can be divided into a soil kiln, a hanging kiln, a carbonization kiln, a sinking type ground kiln and the like according to kiln types.
However, the furnace door of the existing intermittent furnace structure is arranged at the side part, and the intermittent furnace has the defects of high manual operation strength, long carbonization period, difficult control of the carbonization process, low energy efficiency and the like. For this reason, improvements are needed to solve this technical problem.
The utility model comprises the following steps:
The utility model aims at improving the problems existing in the prior art, namely the technical problem to be solved by the utility model is to provide a biomass carbonization system with bottom feeding.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a biomass carbonization system of bottom feeding, includes a plurality of intermittent type formula kilns, and a plurality of kilns are unsettled to be distributed side by side on unsettled platform, the kiln is open furnace body including the bottom, the bottom of furnace body is open and is provided with the furnace gate, the furnace gate is driven along vertical lift by lifting unit.
Further, a circle of sealing grooves are formed in the periphery of the furnace door; a circle of sealing flange is arranged at the position corresponding to the sealing groove on the bottom surface of the suspended platform, and when the furnace door seals the bottom of the furnace body, the sealing flange is embedded in the sealing groove.
Further, sand and a sealing gasket are arranged in the sealing groove.
Further, a fire-resistant layer is paved at the top of the furnace door, and a heat-insulating layer is paved at the bottom of the furnace door.
Further, the four sides of the furnace door are respectively provided with a fixed clamping groove, and the furnace door is clamped by a bolt rod inserted in the fixed clamping grooves when the furnace door seals the bottom of the furnace body.
Further, an ignition door and an air inlet are arranged on one side, close to a pedestrian passageway on the suspended platform, of the side part of the furnace body, a moisture discharging port and a high-temperature flue gas outlet are arranged on the top of the furnace body, and the moisture discharging ports of the kilns are connected in series through low-temperature flue gas pipelines and are drawn into the combustion furnace for combustion through an induced draft fan; the high-temperature flue gas outlets of the kilns are connected in series through high-temperature flue gas pipelines, and the high-temperature flue gas conveyed by the high-temperature flue gas pipelines is pumped to the combustion furnace through a high-temperature induced draft fan after being cooled by the heat exchanger.
Further, the moisture discharging opening is provided with a moisture discharging cut-off valve; the high-temperature flue gas outlet is provided with a high-temperature flue gas cut-off valve; the air inlet is provided with a regulating valve.
Further, the moisture removal cut-off valve, the high-temperature flue gas cut-off valve and the regulating valve are electrically connected with the temperature detection unit in the furnace body through the control unit.
Further, the combustion furnace is connected with the waste heat boiler, and the high-temperature flue gas after combustion of the combustion furnace is used for generating power or producing steam energy through the waste heat boiler to recycle energy.
Compared with the prior art, the utility model has the following effects: the utility model has reasonable structural design, and the furnace door is arranged at the bottom of the furnace body to realize the feeding and discharging of the bottom, and has the advantages of simple operation, large equipment volume, high carbon production rate, high energy utilization efficiency and the like.
Description of the drawings:
FIG. 1 is a schematic diagram of a front view configuration of an embodiment of the present utility model;
FIG. 2 is a schematic view of the construction of an oven door in an embodiment of the present utility model;
FIG. 3 is a schematic view of a plurality of kilns coupled to a burner in accordance with an embodiment of the present utility model.
The specific embodiment is as follows:
the utility model will be described in further detail with reference to the drawings and the detailed description.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 3, the biomass carbonization system with bottom feeding comprises a steel suspension platform 2 and a plurality of intermittent kilns 1, wherein the kilns 1 are suspended and distributed on the suspension platform 2 side by side, each kiln 1 comprises a kiln body 3 with an open bottom, a furnace door 4 is arranged at the bottom of each kiln body 3 in an open manner, the furnace door 4 is driven by a lifting assembly 5 to vertically lift, and the furnace door serves as a chassis of kiln materials on one hand and plays a role in sealing the kiln on the other hand. When in use, the shuttle kiln car is used for loading and unloading from the lower part of the bottom of the kiln, and the furnace door drives the formed biomass raw material to enter and exit the furnace body.
In this embodiment, the furnace body 3 is formed by building refractory materials or assembling detachable modularized heat-insulating materials.
In the embodiment, a circle of sealing grooves 6 are arranged around the furnace door 4; a circle of sealing flange is arranged at the position corresponding to the position of the sealing groove on the bottom surface of the suspended platform 2, and when the furnace door seals the bottom of the furnace body, the sealing flange is embedded in the sealing groove to seal the furnace body.
In this embodiment, in order to improve the sealing effect, the sealing groove 6 is filled with sand 7 and a sealing gasket.
In this embodiment, a refractory layer 8 is laid on top of the oven door 4, and the refractory layer is made of high-strength refractory material; the bottom of the furnace door 4 is laid with a heat preservation layer 9, and the heat preservation layer adopts a heat preservation fiber felt so as to ensure that the temperature outside the furnace door is not more than 50 ℃ when in use.
In this embodiment, the four sides of the furnace door 4 are respectively provided with a fixing clamping groove, and the furnace door is clamped by a bolt rod inserted in the fixing clamping groove when the furnace door seals the bottom of the furnace body.
It should be noted that the lifting assembly is in the prior art, and includes, for example, but not limited to, a lifter, a cylinder, a forklift, etc., as long as the lifting assembly can drive the oven door to lift vertically.
In this embodiment, an ignition door 10 and an air inlet 11 are disposed on a side of the side portion of the furnace body 3, which is close to a pedestrian passageway on the suspended platform 2, a moisture discharging port 12 and a high temperature flue gas outlet 13 are disposed on the top of the furnace body 3, and the moisture discharging ports 12 of the plurality of kilns 1 are connected in series through low temperature flue gas pipelines 14 and are drawn into a combustion furnace 16 for combustion through a draught fan 15; the high-temperature flue gas outlets 13 of the kilns 1 are connected in series through the high-temperature flue gas pipelines 17, and the high-temperature flue gas conveyed by the high-temperature flue gas pipelines 17 is pumped into the combustion furnace 16 for combustion through the high-temperature induced draft fan 19 after being cooled by the heat exchanger 18.
In this embodiment, the moisture discharging port 12 is provided with a moisture discharging cut-off valve 20; the high-temperature flue gas outlet 13 is provided with a high-temperature flue gas cut-off valve 21; the air inlet 11 is provided with a regulating valve 22, and the opening degree of the valve is regulated according to the temperature control requirement in the furnace. Further, the moisture discharging cut-off valve 20, the high temperature flue gas cut-off valve 21 and the regulating valve 22 are all of an electric or pneumatic structure, and the moisture discharging cut-off valve, the high temperature flue gas cut-off valve and the regulating valve are all electrically connected with the temperature detection unit in the furnace body 3 through the control unit. When the kiln is used, when the kiln temperature is lower than 300 ℃, the moisture removal cut-off valve is opened, and the high-temperature flue gas cut-off valve is closed; when the kiln temperature is higher than 300 ℃, closing the moisture-discharging high-temperature smoke shut-off valve, and opening the high-temperature smoke shut-off valve.
In this embodiment, the combustion furnace 16 combusts through a specially designed biomass low-carbon combustor 23, the combustor is connected with a blower 24, the combustion furnace is connected with a waste heat boiler, and the high-temperature flue gas after combustion of the combustion furnace is used for generating power or producing steam energy through the waste heat boiler to recover energy.
In this embodiment, a plurality of support columns 25 are fixed to the bottom of the suspended platform.
In this embodiment, the working method of the biomass carbonization system with bottom feeding is as follows: after the biomass raw materials are formed, the biomass raw materials are placed in a high-temperature resistant Wen Liaokuang according to a certain stacking sequence by a manipulator, then a high-temperature material frame is transferred to a furnace door, and then the furnace door is driven by a lifting assembly to move upwards and seal the bottom of a furnace body; the flue gas exhausted from the moisture exhaust ports of the kilns is pumped into the combustion furnace through the induced draft fan to burn, the high-temperature flue gas exhausted from the high-temperature flue gas outlets of the kilns is cooled through the heat exchanger and then pumped into the combustion furnace through the high-temperature induced draft fan to burn, and the high-temperature flue gas after burning is used for generating power or producing steam energy through the recovery energy of the waste heat boiler.
If the utility model discloses or relates to components or structures fixedly connected with each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.
Claims (9)
1. The utility model provides a living beings carbomorphism system of bottom feeding, includes a plurality of intermittent type kilns, and a plurality of kilns are unsettled to be distributed side by side on unsettled platform, its characterized in that: the kiln comprises a kiln body with an open bottom, wherein a kiln door is arranged at the bottom of the kiln body in an open mode, and the kiln door is driven by a lifting assembly to vertically lift.
2. A bottom feed biomass carbonization system according to claim 1, wherein: a circle of sealing grooves are formed in the periphery of the furnace door; a circle of sealing flange is arranged at the position corresponding to the sealing groove on the bottom surface of the suspended platform, and when the furnace door seals the bottom of the furnace body, the sealing flange is embedded in the sealing groove.
3. A bottom feed biomass carbonization system according to claim 2, wherein: and sand and a sealing gasket are arranged in the sealing groove.
4. A bottom feed biomass carbonization system according to claim 1, wherein: the fire-resistant layer is laid at the top of the furnace door, and the heat-insulating layer is laid at the bottom of the furnace door.
5. A bottom feed biomass carbonization system according to claim 1, wherein: the four sides of the furnace door are respectively provided with a fixed clamping groove, and the furnace door is clamped by a bolt rod inserted in the fixed clamping grooves when the furnace door seals the bottom of the furnace body.
6. A bottom feed biomass carbonization system according to claim 1, wherein: an ignition door and an air inlet are arranged on one side, close to a pedestrian passageway on the suspended platform, of the side part of the furnace body, a moisture discharging port and a high-temperature flue gas outlet are arranged on the top of the furnace body, and the moisture discharging ports of a plurality of kilns are connected in series through low-temperature flue gas pipelines and are drawn into a combustion furnace for combustion through a draught fan; the high-temperature flue gas outlets of the kilns are connected in series through high-temperature flue gas pipelines, and the high-temperature flue gas conveyed by the high-temperature flue gas pipelines is pumped to the combustion furnace through a high-temperature induced draft fan after being cooled by the heat exchanger.
7. The bottom feed biomass carbonization system as claimed in claim 6, wherein: the moisture discharging opening is provided with a moisture discharging cut-off valve; the high-temperature flue gas outlet is provided with a high-temperature flue gas cut-off valve;
The air inlet is provided with a regulating valve.
8. The bottom feed biomass carbonization system as claimed in claim 7, wherein: the moisture discharging cut-off valve, the high-temperature flue gas cut-off valve and the regulating valve are electrically connected with the temperature detection unit in the furnace body through the control unit.
9. The bottom feed biomass carbonization system as claimed in claim 6, wherein: the combustion furnace is connected with the waste heat boiler, and high-temperature flue gas after combustion of the combustion furnace is used for generating power or producing steam energy through the waste heat boiler to recycle energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873782.7U CN220951659U (en) | 2023-10-25 | 2023-10-25 | Biomass carbonization system with bottom feeding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322873782.7U CN220951659U (en) | 2023-10-25 | 2023-10-25 | Biomass carbonization system with bottom feeding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220951659U true CN220951659U (en) | 2024-05-14 |
Family
ID=91025183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322873782.7U Active CN220951659U (en) | 2023-10-25 | 2023-10-25 | Biomass carbonization system with bottom feeding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220951659U (en) |
-
2023
- 2023-10-25 CN CN202322873782.7U patent/CN220951659U/en active Active
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