CN213624013U - Two segmentation living beings pyrolysis gasification equipment - Google Patents
Two segmentation living beings pyrolysis gasification equipment Download PDFInfo
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- CN213624013U CN213624013U CN202021976933.1U CN202021976933U CN213624013U CN 213624013 U CN213624013 U CN 213624013U CN 202021976933 U CN202021976933 U CN 202021976933U CN 213624013 U CN213624013 U CN 213624013U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model provides a two segmentation living beings pyrolysis gasification device belongs to biomass treatment technical field, including feed bin, carbonization device, gasifier and discharge device, the export of feed bin is connected with carbonization device's feed inlet, and carbonization device's discharge gate is connected with the feed inlet of gasifier, and the discharge gate and the discharge device of gasifier are connected. The outer wall of the carbonization device is provided with a microwave heating device, the discharge hole of the discharge device is provided with a feeding device, and the feeding device sends the residual carbon discharged by the discharge device to a storage bin. The device can effectively and rapidly pyrolyze the biomass, reduce the tar content of biomass gasification, save energy and reduce cost.
Description
Technical Field
The utility model relates to a biomass processing technology field, more specifically relates to a two segmentation living beings pyrolysis gasification equipment.
Background
The biomass energy is renewable energy with wide distribution and large resource quantity, and is also environment-friendly low-carbon energy, and plays an important role in the whole energy system, and the development of the biomass energy has important significance for improving the energy structure and developing green low-carbon economy. The biomass mainly comprises woody raw materials, herbaceous raw materials, livestock and poultry manure, domestic garbage, domestic sewage and the like. Currently, thermochemical conversion of biomass resources mainly includes methods such as combustion, pyrolysis and gasification, wherein the pyrolysis and gasification can convert biomass energy into energy products such as biochar and combustible gas.
The biomass pyrolysis and gasification technology is two thermochemical conversion technologies with wide development prospect and obvious technical advantages, and is also the focus of the technical field of biomass energy utilization at present. Pyrolysis of biomass can produce three products, biomass char, syngas, and bio-oil. The traditional heating mode pyrolysis heat is transferred from the surface of the biomass raw material to the inside in a heat conduction or convection mode, and the heating efficiency is low. The biomass gasification is to convert low-grade solid biomass fuel into high-grade clean combustible gas by using O2, CO2, air, steam or a mixed gas of the gases as a gasifying agent at high temperature. In the pyrolysis gasification technology of the existing biomass fuel, the biomass can not be efficiently gasified. A microwave entrained-flow bed two-stage biomass gasification process (CN102226112A) in the prior art adopts a microwave entrained-flow bed two-stage gasification process, and solves the problems of adaptability of biomass property change, tar content in synthesis gas and the like; the carbonization stage adopts a microwave heating technology, biomass is carbonized thoroughly, and the gasification efficiency and the calorific value of the synthesis gas are improved. However, it is not limited toThe biomass has weak microwave absorbing capacity, and the process is only based on microwave absorbing factors (water and trace elements Na) existing in the biomass+、K+Etc.) increase the temperature rise rate, the aim of fast pyrolysis of biomass cannot be achieved, and a certain space for improvement is still provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two segmentation living beings pyrolysis gasification equipment, the device can effectively the pyrolysis living beings fast, reduces living beings gasification's tar content, energy can be saved, reduce cost.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a two-section biomass pyrolysis gasification device comprises a stock bin, a carbonization device, a gasification furnace and a discharge device, wherein an outlet of the stock bin is connected with a feed inlet of the carbonization device, a discharge outlet of the carbonization device is connected with a feed inlet of the gasification furnace, and a discharge outlet of the gasification furnace is connected with the discharge device;
the outer wall of the carbonization device is provided with a microwave heating device, the discharge hole of the discharge device is provided with a feeding device, and the feeding device sends the carbon residue discharged by the discharge device to the storage bin.
The utility model discloses in the preferred technical scheme, material feeding unit is including holding the workbin, conveyer belt and motor, hold the import of workbin with material discharging device's discharge gate is connected, conveyer belt one end with hold workbin exit linkage, the other end with the feed bin is connected, the conveyer belt by motor drive.
The utility model discloses in the preferred technical scheme, hold the workbin and be equipped with first export and second export, first export with conveyer belt one end is connected, the external storehouse of storing of second export.
The utility model discloses in the preferred technical scheme, be equipped with double screw conveyer in the carbonizing apparatus, double screw conveyer includes two driving motor and two auger delivery oars, two the auger delivery oar is parallel to be set up in the carbonizing apparatus, every the auger delivery oar is respectively by one the driving motor drive.
In the preferred technical solution of the present invention, the air blower is provided at the feed inlet of the carbonization device.
The utility model discloses in the preferred technical scheme, be equipped with a plurality of air inlets in the gasifier, it is a plurality of the air inlet equipartition is in the lateral wall of gasifier, be equipped with outside the gasifier and send into the air the forced draught blower of gasifier.
The utility model discloses in the preferred technical scheme, be equipped with the gas outlet on the gasifier, gas outlet and gas purifier intercommunication.
The utility model discloses in the preferred technical scheme, discharge device is the feed screw.
In the preferred technical solution of the present invention, the outer wall of the discharging device is provided with a cooling device.
The utility model discloses in the preferred technical scheme, cooling device is the water-cooling cooler, which comprises a housin, the casing cladding is in the discharge device outer wall, be equipped with water inlet and delivery port in the casing.
The utility model has the advantages that:
the utility model provides a pair of two segmentation living beings pyrolysis gasification equipment, the device pass through microwave heating carbonization living beings to include incomplete carbon etc. and send to the feed bin with discharging device exhaust solid result through material feeding unit, utilize the biochar of pyrolysis as supplementary absorption microwave material and auxiliary heating medium, improve the microwave absorption performance of living beings, can improve biomass feedstock's rate of rise, quick effective pyrolysis living beings. And the carbonization device and the gasification furnace are adopted for pyrolysis and gasification in sections, so that the tar content of biomass gasification can be reduced, the yield of synthesis gas is improved, and the quality of produced gas is improved. The gasifier is connected with the carbonization device, can directly utilize the high-temperature gas that the pyrolysis produced to accomplish gasification as the heat source, can realize the self-sufficiency of the required heat of gasification, does not need outside extra heat supply, can effectively energy saving, reduce cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Wherein:
fig. 1 is a schematic structural diagram of a two-stage biomass pyrolysis gasification device provided by the present invention.
Reference numerals:
1. a storage bin; 2. a carbonization device; 3. a gasification furnace; 4. a discharge device; 5. a microwave heating device; 6. a wind seal machine; 7. a double screw conveyor; 8. a feeding device; 9. a gas purifier; 31. an air inlet; 32. a blower; 33. an air outlet; 41. a cooling device; 42. a housing; 71. a screw conveying paddle; 72. a drive motor; 81. a conveyor belt; 82. a material bearing box; 812. a first outlet; 814. a second outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly. In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
As shown in fig. 1, a two-stage biomass pyrolysis gasification device comprises a bin 1, a carbonization device 2, a gasification furnace 3 and a discharge device 4, wherein an outlet of the bin 1 is connected with a feed inlet of the carbonization device 2, a discharge outlet of the carbonization device 2 is connected with a feed inlet of the gasification furnace 3, and a discharge outlet of the gasification furnace 3 is connected with the discharge device 4; further, the discharging device 4 is a spiral feeder, and the gasification furnace 3 can be a fixed bed gasification furnace, a fluidized bed gasification furnace or an entrained flow gasification furnace. The device passes through carbonization device 2 with gasifier 2, with the pyrolysis gasification of living beings divide into carbonization device 2 pyrolysis, gasification's two segmentation processing of gasifier 3 can the high-efficient pyrolysis living beings, improves the productivity of synthetic gas.
The outer wall of the carbonization device 2 is provided with a microwave heating device 5, a discharge hole of the discharge device 4 is provided with a feeding device 8, and the feeding device 8 sends the residual carbon discharged by the discharge device 4 to the storage bin 1. Further, material feeding unit 8 is including holding workbin 82, conveyer belt 81 and motor, hold workbin 82 the import with discharge device 4's discharge gate is connected, conveyer belt 81 one end with hold workbin 82 exit linkage, the other end with feed bin 1 is connected, conveyer belt 81 by motor drive. The material receiving box 82 receives the pyrolyzed and gasified solid products, including carbon residue and the like, discharged from the discharging device 4. And the conveyer belt 81 is driven by the motor to convey substances such as residual carbon into the silo 1, and the substances are mixed with the biomass raw material in the silo 1 to realize circulation.
Foretell two segmentation biomass pyrolysis gasification device, the device pass through microwave heating carbonization living beings, and pass through material feeding unit 8 will discharge device 4 exhaust solid product includes the carbon residue and sends to feed bin 1 utilizes the biological charcoal of pyrolysis as supplementary absorption microwave material and auxiliary heating medium, improves the microwave absorption performance of living beings, can improve the rate of rise of temperature of biomass raw materials, effectively pyrolyzes living beings fast. And the carbonization device 2 and the gasification furnace 3 are adopted for pyrolysis gasification in sections, so that the tar content of biomass gasification can be reduced, the yield of synthesis gas is improved, and the quality of produced gas is improved. The gasification furnace 3 is connected with the carbonization device 2, high-temperature gas generated by pyrolysis can be directly used as a heat source to complete gasification, self-sufficiency of heat required by gasification can be realized, external additional heat supply is not needed, energy can be effectively saved, and cost is reduced.
More specifically, the working process of the device is as follows: the biomass raw material is stored in the silo 1, and enters the carbonization device 2 from the silo 1 during pyrolysis reaction. And starting the microwave heating device 5 on the outer wall of the carbonization device 2 to heat the biomass raw material, so that the biomass raw material is pyrolyzed in the carbonization device 2. Further, a double-screw conveyor 7 is arranged in the carbonization device 2, the double-screw conveyor 7 comprises two driving motors 72 and two screw conveying paddles 71, the two screw conveying paddles 71 are arranged in parallel in the carbonization device 2, and each screw conveying paddle 71 is driven by one driving motor 72. The driving motor 72 drives the screw conveying paddle 71 to rotate, and on one hand, the screw conveying paddle 71 plays a role in stirring biomass, so that the biomass in each part of the carbonization device 2 can be uniformly heated. On the other hand, the biomass pyrolyzed in the carbonization furnace is sent into the gasification furnace 3, the pyrolyzed biomass is gasified in the gasification furnace 3, air is introduced into the gasification furnace 3 during gasification, the temperature of the gasification furnace 3 in a control chamber is controlled at 1200 ℃, a gas product generated by gasification is pyrolysis synthesis gas, and the pyrolysis synthesis gas can be used as fuel for life production after being processed. The solid products gasified by the gasification furnace 3, including residual carbon and the like, enter the discharging device 4 and are discharged by the discharging device 4, and a part of the solid products are fed into the storage bin 1 by the feeding device 8 and are mixed with the biomass raw material as an auxiliary heating medium for recycling, so that the microwave absorption energy of the biomass is improved, and the pyrolysis rate of the biomass in the carbonization device 2 is increased.
Further, the material-bearing box 82 is provided with a first outlet 812 and a second outlet 814, the first outlet 812 is connected with one end of the conveying belt 81, and the second outlet 814 is externally connected with a storage bin. The solid product from the first outlet 812 is sent to the silo 1 to be recycled for pyrolysis, and the product from the second outlet 814 is stored for fertilizer or other purposes.
Furthermore, a related air blower 6 is arranged at the feed inlet of the carbonization device 2. The airlock 6 is used as a sealing feeding mechanism and can feed materials uniformly, so that biomass in the stock bin 1 can enter the carbonization device 2 uniformly, the stock bin 1 and the carbonization device 2 are separated, and the whole device can work normally.
Further, be equipped with a plurality of air inlets 31 in the gasifier 3, it is a plurality of air inlet 31 equipartition is in the lateral wall of gasifier 3, the gasifier 3 is equipped with outward and sends into the air blower 32 of gasifier 3. The plurality of openings can uniformly convey air into the gasification furnace 3, so that biomass at each part in the gasification furnace 3 can be effectively gasified.
Further, an air outlet 33 is arranged on the gasification furnace 3, and the air outlet 33 is communicated with the gas purifier 9. And the pyrolysis synthesis gas generated after gasification enters the gas purifier 9 from the gas outlet, and can be used as fuel after being purified by the gas purifier 9.
Further, the outer wall of the discharging device 4 is provided with a cooling device 41. Further, cooling device 41 is a water-cooling cooler, and includes a housing 42, housing 42 is wrapped on the outer wall of discharge device 4, and a water inlet and a water outlet are arranged in housing 42. The cooling device 41 exchanges heat with the solid product in the discharging device 4, so that the temperature of the solid product in the material beating device can be reduced, the heat of the solid product in the gasification furnace 3 can be recovered, and the economic benefit of the device is improved.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. The utility model provides a two segmentation living beings pyrolysis gasification device, includes feed bin (1), carbonization device (2), gasifier (3) and discharge device (4), the export of feed bin (1) with the feed inlet of carbonization device (2) is connected, the discharge gate of carbonization device (2) with the feed inlet of gasifier (3) is connected, the discharge gate of gasifier (3) with discharge device (4) are connected, its characterized in that:
carbonizing apparatus (2) outer wall is equipped with microwave heating device (5), the discharge gate of discharge device (4) is equipped with material feeding unit (8), material feeding unit (8) will discharge device (4) exhaust solid product deliver to feed bin (1).
2. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
material feeding unit (8) including holding workbin (82), conveyer belt (81) and motor, hold the import of workbin (82) with the discharge gate of discharge device (4) is connected, conveyer belt (81) one end with hold workbin (82) exit linkage, the other end with feed bin (1) is connected, conveyer belt (81) by motor drive.
3. The two-stage biomass pyrolysis gasification apparatus according to claim 2, wherein:
the material bearing box (82) is provided with a first outlet (812) and a second outlet (814), the first outlet (812) is connected with one end of the conveying belt (81), and the second outlet (814) is externally connected with a storage bin.
4. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
be equipped with double screw conveyer (7) in carbonizing apparatus (2), double screw conveyer (7) include two driving motor (72) and two auger delivery oar (71), two auger delivery oar (71) parallel arrangement is in carbonizing apparatus (2), every auger delivery oar (71) are respectively by one driving motor (72) drive.
5. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
and a related air blower (6) is arranged at the feed inlet of the carbonization device (2).
6. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
be equipped with a plurality of air inlets (31) in gasifier (3), it is a plurality of air inlet (31) equipartition is in the lateral wall of gasifier (3), gasifier (3) are equipped with outward and send into the air blower (32) of gasifier (3).
7. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
be equipped with gas outlet (33) on gasifier (3), gas outlet (33) and gas purifier (9) intercommunication.
8. The two-stage biomass pyrolysis gasification apparatus according to claim 1, wherein:
the discharging device (4) is a spiral feeder.
9. The two-stage biomass pyrolysis gasification apparatus according to claim 8, wherein:
and a cooling device (41) is arranged on the outer wall of the discharging device (4).
10. The two-stage biomass pyrolysis gasification apparatus according to claim 9, wherein:
cooling device (41) are water-cooling cooler, including casing (42), casing (42) cladding is in discharge device (4) outer wall, be equipped with water inlet and delivery port in casing (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021976933.1U CN213624013U (en) | 2020-09-10 | 2020-09-10 | Two segmentation living beings pyrolysis gasification equipment |
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| CN202021976933.1U CN213624013U (en) | 2020-09-10 | 2020-09-10 | Two segmentation living beings pyrolysis gasification equipment |
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| CN213624013U true CN213624013U (en) | 2021-07-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115449402A (en) * | 2022-09-13 | 2022-12-09 | 北京航天迈未科技有限公司 | Treatment system and treatment method for solid organic matters |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115449402A (en) * | 2022-09-13 | 2022-12-09 | 北京航天迈未科技有限公司 | Treatment system and treatment method for solid organic matters |
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