CN107723009A - A kind of SOLID ORGANIC matter gasification reactor - Google Patents
A kind of SOLID ORGANIC matter gasification reactor Download PDFInfo
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- CN107723009A CN107723009A CN201711008734.4A CN201711008734A CN107723009A CN 107723009 A CN107723009 A CN 107723009A CN 201711008734 A CN201711008734 A CN 201711008734A CN 107723009 A CN107723009 A CN 107723009A
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- reaction zone
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- organic matter
- pyrolytic gasification
- solid organic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/04—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of powdered coal
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The present invention relates to a kind of SOLID ORGANIC matter gasification reactor, including pyrolytic gasification reaction zone, the reforming reaction area and gas filtration area that are arranged on pyrolytic gasification reaction zone side；Material inlet and the first catalyst inlet are provided with the top of the pyrolytic gasification reaction zone；The pyrolytic gasification reaction zone is separated with reforming reaction area by dividing plate, and the pyrolytic gasification reaction zone connects to form connected region with reforming reaction area bottom, and returning charge valve is arranged at the connected region lower end；Product gas outlet and the second catalyst inlet are respectively equipped with the top of the reforming reaction area；The gas filtration area is arranged between reforming reaction area and product gas outlet, and top is provided with the 3rd catalyst inlet, and bottom is provided with regulating valve.Pyrolytic gasification, reformation and filtering are realized in a reactor to combine, has that gas-phase product tar content is low, calorific value is high, and structure of reactor is compact, is easy to the remarkable advantage of arrangement.
Description
Technical field
The invention belongs to field of energy utilization, and in particular to a kind of SOLID ORGANIC matter gasification reactor.
Background technology
When the SOLID ORGANIC such as coal, biomass, domestic waste matter is pyrolyzed under different reaction conditions, all can
Generate gas, liquid and solid three-phase product.The producing synthesis gas by the way of gasification, it is coal, biomass, urban life rubbish
Rubbish equal energy source most one of development potentiality technology.
Whether gasification technology is by can be divided into using gasifying agent and without using two kinds of gasifying agent using gasifying agent.Use gasifying agent
Gasification can be divided into air gasification, oxygen gasified, steam gasification, carbon dioxide gasification and mixing gasifying etc..Research is found, is used
The gasification reaction process of gasifying agent is a chemical reaction system for complicated multicomponent polymorphic type, including oxidation reaction, reduction are instead
Should and solid matter cracking etc..Because gasification reaction is generally an endothermic reaction, it is necessary to which providing enough heats could tie up
Hold reaction to carry out, therefore, select gasifying agent to generally comprise air or oxygen.Make gasifying agent using air, due to containing in air
There is substantial amounts of nitrogen, cause flow rate in product low, later separation cost is high；Make gasifying agent using oxygen, then need to increase
Add a set of air separation plant.Only have pyrolytic gasification a kind of without gasifying agent gasification, it is the gas carried out in the case of complete anaerobic
Change reaction, there is the advantages of product calorific value is high, course of reaction is simple, but how to provide external heat source becomes key issue,
Therefore, gasification reactor is designed to for emphasis.
Gasification reactor is broadly divided into two kinds of patterns of fixed-bed gasification furnace and fluidized-bed gasification furnace.Fixed-bed gasification furnace according to
The difference of gas vent and furnace type structure, can be divided into downdraft, updraft type, horizontal draft and happy formula etc., and its advantage is device knot
Structure is simple, sturdy and durable, and operation is convenient and reliable, and operation is low with investment cost；Shortcoming is that internal-response process is difficult to control, heat transfer
It is poor with mass transfer, tar and bridge formation are also easy to produce, production intensity is small, is not suitable with the requirement of large-scale development.Fluidized-bed gasification furnace root
Bubbling fluidized bed, recirculating fluidized bed and air flow bed etc. can be divided into according to fluidized state, its advantage is that heat and mass is uniform, gasification reaction
Speed is fast, and efficiency of carbon con version is high, easily industry amplification；Shortcoming is device structure complexity, and fixed investment is big, and raw material needs dispersion and fining, can
Content of ashes is high in combustion gas and tar be present.
At present, the elimination problem that gasification technology development and industrialized major obstacle are accessory substance tar is limited.Tar
In the presence of the blocking, corrosion and the damage of equipment for easily causing gasification system, cause the inactivation of downstream catalyst and serious ring
Border pollution etc..
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to a kind of SOLID ORGANIC matter gasification reactor is provided, one
Pyrolytic gasification, reformation and filtering are realized in individual reactor to combine, and have that gas-phase product tar content is low, calorific value is high, reactor
It is compact-sized, it is easy to the remarkable advantage of arrangement.
Technical scheme provided by the present invention is：
A kind of SOLID ORGANIC matter gasification reactor, including pyrolytic gasification reaction zone, it is arranged on pyrolytic gasification reaction zone side
Reforming reaction area and gas filtration area；
Material inlet and the first catalyst inlet are provided with the top of the pyrolytic gasification reaction zone；The pyrolytic gasification reaction zone
Separated with reforming reaction area by dividing plate, and the pyrolytic gasification reaction zone connects to form connected region with reforming reaction area bottom,
Returning charge valve is arranged at the connected region lower end；Product gas outlet and the second catalyst are respectively equipped with the top of the reforming reaction area
Import；
The gas filtration area is arranged between reforming reaction area and product gas outlet, and top is entered provided with the 3rd catalyst
Mouthful, bottom is provided with regulating valve.
In above-mentioned technical proposal, raw material solid organic matter particle is entered by material inlet, and pyrolytic gasification catalyst is by first
Catalyst inlet enters, and both realize quick mixing heating and vigorous reaction, heat by mutually colliding in pyrolytic gasification reaction zone
The gas-phase product of solution gasification reaction zone generation enters in reforming reaction area, contacts and continues with the catalyst in reforming reaction area
Reaction, eliminate tar；Reacted gas further reacts into gas filtration area, and serves dust in filtering gas-phase product
Effect.The reacted catalyst of pyrolytic gasification reaction zone and reforming reaction area converges in connected region, and is entered by returning charge valve
Catalyst regeneration system.
Preferably, the SOLID ORGANIC matter particle includes coal, biomass, domestic waste etc..
Preferably, the wall that the gas filtration area contacts with reforming reaction area and product gas outlet uses screen cloth.
Preferably, the aperture of the screen cloth is less than the particle diameter of catalyst in gas filtration area.
Preferably, reactiveness is moving bed in the gas filtration area, and catalyst falling speed is by adjusting regulating valve
To control.
Preferably, if being provided with dry material mixed plate in the pyrolytic gasification reaction zone；The material mixed plate is shaped as
Triangular prism, it be arranged in parallel between each other and is layered Heterogeneous Permutation, the number of plies of the material mixed plate is 2-30 layers.Material mixed plate
Contact area between SOLID ORGANIC matter particle and catalyst can be increased, promote reaction complete.More preferably 8~10 layers.
Preferably, if being provided with dry material mixed plate in the reforming reaction area；The material mixed plate is shaped as Mitsubishi
Post, it be arranged in parallel between each other and is layered Heterogeneous Permutation, the number of plies of the material mixed plate is 2-30 layers.Material mixed plate can
Increase contact area between gas-phase product and catalyst, promote reaction complete.More preferably 2~4 layers.
Preferably, the cross section of the material mixed plate is isosceles triangle, and drift angle scope is 45-90 °.
Preferably, first catalyst inlet is vertically arranged at the top of pyrolytic gasification reaction zone；The material inlet bag
Two are included, is obliquely installed respectively at the top of pyrolytic gasification reaction zone.
Preferably, two material inlets are symmetricly set at the top of pyrolytic gasification reaction zone, and material inlet and first
The angle of catalyst inlet is 15-75 °.
Preferably, second catalyst inlet and the 3rd catalyst inlet parallel connection are vertically arranged at reforming reaction area top
Portion.
Preferably, the reforming reaction area includes two, is symmetricly set on pyrolytic gasification reaction zone both sides.
Compared with the existing technology, beneficial effects of the present invention are embodied in：
SOLID ORGANIC matter gasification reactor provided by the present invention, without fluidized wind, by structure design, realize pyrolysis
Gasification, reform and combined with filtering, have that gas-phase product tar content is low, calorific value is high, structure of reactor is compact, is easy to the aobvious of arrangement
Write advantage.
Brief description of the drawings
Fig. 1 is the structural representation of SOLID ORGANIC matter gasification reactor in embodiment.
Wherein, 1, pyrolytic gasification reaction zone；2nd, reforming reaction area；3rd, gas filtration area；4th, dividing plate；5th, material mixed plate；
6th, screen cloth；7th, product gas outlet；8th, connected region；9th, material inlet；10th, the first catalyst inlet；11st, the second catalyst enters
Mouthful；12nd, the 3rd catalyst inlet；13rd, returning charge valve；14th, regulating valve.
Embodiment
With reference to specific embodiment, the invention will be further described.
Embodiment
As shown in figure 1, SOLID ORGANIC matter gasification reactor includes pyrolytic gasification reaction zone 1, is arranged on pyrolytic gasification reaction
The reforming reaction area 2 and gas filtration area 3 of the both sides of area 1.
Wherein, it in the global shape actual production of pyrolytic gasification reaction zone 1 can be vertical cuboid, top is provided with two
The catalyst inlet 10 of material inlet 9 and first, and bottom opening.First catalyst inlet 10 is vertically arranged at pyrolytic gasification reaction
The top of area 1, and two material inlets 9 are then respectively symmetrically inclined at the top of pyrolytic gasification reaction zone 1, material inlet 9 and the
The angle of one catalyst inlet 10 is 40 °.
To be symmetrical arranged, the reformation for only introducing side herein is anti-in reforming reaction area 2 due to the both sides of pyrolytic gasification reaction zone 1
Answer area 2.The reforming reaction area 2 of pyrolytic gasification reaction zone 1 and both sides is arranged in reactor.Pyrolytic gasification reaction zone 1 with again
Whole reaction zone 2 is separated by dividing plate 4, and pyrolytic gasification reaction zone 1 connects to form connected region with the bottom of reforming reaction area 2 of both sides
8, returning charge valve 13 is arranged at the lower end of connected region 8, and returning charge valve 13 has self-sealing function.
The top of reforming reaction area 2 is respectively equipped with the catalyst inlet 11 of product gas outlet 7 and second.And gas filtration area 3
Then it is arranged between reforming reaction area 2 and product gas outlet 7, top is provided with the 3rd catalyst inlet 12, and bottom is provided with regulation
Valve 14, reactiveness is moving bed in gas filtration area 3, and catalyst falling speed is controlled by adjusting regulating valve 14.Gas
The wall that filtering area 3 contacts with reforming reaction area 2 and product gas outlet 7 uses screen cloth 6, and the aperture of screen cloth 6 is less than gas mistake
Filter the particle diameter of catalyst in area 3.In addition, the second catalyst inlet 11 and the parallel connection of the 3rd catalyst inlet 12 are vertically arranged at reformation
The top of reaction zone 2.
In addition, if dry material mixed plate 5, material mixed plate 5 are equipped with pyrolytic gasification reaction zone 1 and reforming reaction area 2
Be shaped as triangular prism, both ends are individually fixed in the two side walls in pyrolytic gasification reaction zone 1 and reforming reaction area 2.Material mixes
The cross section of plate is isosceles triangle, and corner angle is 90 °, be arranged in parallel between each other and is layered Heterogeneous Permutation, pyrolytic gasification
The number of plies of material mixed plate in reaction zone 1 is 9 layers, and the number of plies of the material mixed plate in reforming reaction area 2 is 3 floor.
The course of work is as follows：
Raw material solid organic matter particle is passed into material inlet 9, and SOLID ORGANIC matter can be coal, biomass, urban life
Rubbish etc., and pyrolytic gasification catalyst is then passed into the first catalyst inlet 10, both are anti-in pyrolytic gasification by mutually colliding
Answer area 1 to realize quick mixing heating and vigorous reaction, if the dry material mixed plate 5 in pyrolytic gasification reaction zone 1 promote raw material with
The haptoreaction of pyrolytic gasification catalyst.
Because pyrolytic gasification reaction zone 1 and the U-shape structure in reforming reaction area 2 are set so that pyrolytic gasification reaction zone 1 generates
Gas-phase product, can from the bottom of pyrolytic gasification reaction zone 1 enter reforming reaction area 2 in, connect with the catalyst in reforming reaction area 2
Touch and continue to react, eliminate tar, the catalyst in reforming reaction area 2 is passed through by the second catalyst inlet 11.And reform anti-
If the dry material mixed plate 5 in area 2 is answered equally to also promote the haptoreaction of gas-phase product and catalyst.
Reacted gas is further reacted into gas filtration area 3, and filtration catalytic agent is led to by the 3rd catalyst inlet 12
Enter, and serve the effect of dust in filtering gas-phase product.The 2 reacted catalysis of pyrolytic gasification reaction zone 1 and reforming reaction area
Agent converges in connected region 8, and enters catalyst regeneration system by returning charge valve 13.
Claims (10)
1. a kind of SOLID ORGANIC matter gasification reactor, it is characterised in that including pyrolytic gasification reaction zone, to be arranged on pyrolytic gasification anti-
The reforming reaction area and gas filtration area of Ying Qu sides；
Material inlet and the first catalyst inlet are provided with the top of the pyrolytic gasification reaction zone；The pyrolytic gasification reaction zone with again
Whole reaction zone is separated by dividing plate, and the pyrolytic gasification reaction zone connects to form connected region with reforming reaction area bottom, returning charge
Valve is arranged at the connected region lower end；Product gas outlet is respectively equipped with the top of the reforming reaction area and the second catalyst enters
Mouthful；
The gas filtration area is arranged between reforming reaction area and product gas outlet, and top is provided with the 3rd catalyst inlet,
Bottom is provided with regulating valve.
2. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that the gas filtration area with again
The wall of whole reaction zone and product gas outlet contact uses screen cloth.
3. the SOLID ORGANIC matter gasification reactor according to claims 2, it is characterised in that the aperture of the screen cloth is less than
The particle diameter of catalyst in gas filtration area.
4. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that the pyrolytic gasification reaction zone
If interior be provided with dry material mixed plate；The material mixed plate is shaped as triangular prism, be arranged in parallel between each other and is layered dislocation
Arrangement, the number of plies of the material mixed plate is 2-30 layers.
5. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that set in the reforming reaction area
If there is dry material mixed plate；The material mixed plate is shaped as triangular prism, be arranged in parallel between each other and is layered Heterogeneous Permutation,
The number of plies of the material mixed plate is 2-30 layers.
6. the SOLID ORGANIC matter gasification reactor according to claims 4 or 5, it is characterised in that the material mixed plate
Cross section be isosceles triangle, drift angle scope is 45-90 °.
7. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that first catalyst inlet
It is vertically arranged at the top of pyrolytic gasification reaction zone；The material inlet includes two, is obliquely installed is reacted in pyrolytic gasification respectively
At the top of area.
8. the SOLID ORGANIC matter gasification reactor according to claims 7, it is characterised in that two material inlets pair
Title is arranged at the top of pyrolytic gasification reaction zone, and the angle of material inlet and the first catalyst inlet is 15-75 °.
9. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that second catalyst inlet
It is vertically arranged at the 3rd catalyst inlet parallel connection at the top of reforming reaction area.
10. the SOLID ORGANIC matter gasification reactor according to claims 1, it is characterised in that the reforming reaction area bag
Two are included, is symmetricly set on pyrolytic gasification reaction zone both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711008734.4A CN107723009B (en) | 2017-10-25 | 2017-10-25 | Solid organic matter gasification reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711008734.4A CN107723009B (en) | 2017-10-25 | 2017-10-25 | Solid organic matter gasification reactor |
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| Publication Number | Publication Date |
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| CN107723009A true CN107723009A (en) | 2018-02-23 |
| CN107723009B CN107723009B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711008734.4A Active CN107723009B (en) | 2017-10-25 | 2017-10-25 | Solid organic matter gasification reactor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073706A (en) * | 2020-01-06 | 2020-04-28 | 浙江科技学院 | Domestic waste gasification treatment system with chlorine removal function |
| CN111548811A (en) * | 2020-05-22 | 2020-08-18 | 洛阳建材建筑设计研究院有限公司 | Three-stage catalyst system in garbage gasifier and method for catalytically cracking tar |
| CN112126450A (en) * | 2020-09-29 | 2020-12-25 | 华中科技大学 | Light-gathering pyrolysis catalytic reforming system and method based on spectrum splitting |
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2017
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Patent Citations (6)
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| US20070089367A1 (en) * | 2005-10-26 | 2007-04-26 | Goddard Edward P | Multi pass gasifier |
| CN101021334A (en) * | 2007-03-16 | 2007-08-22 | 合肥工业大学 | Internal-combustion heating type biomass gasification furnace |
| CN203269882U (en) * | 2013-04-07 | 2013-11-06 | 邢力 | Pyrolysis catalysis gasifier for domestic garbage |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111073706A (en) * | 2020-01-06 | 2020-04-28 | 浙江科技学院 | Domestic waste gasification treatment system with chlorine removal function |
| CN111548811A (en) * | 2020-05-22 | 2020-08-18 | 洛阳建材建筑设计研究院有限公司 | Three-stage catalyst system in garbage gasifier and method for catalytically cracking tar |
| CN112126450A (en) * | 2020-09-29 | 2020-12-25 | 华中科技大学 | Light-gathering pyrolysis catalytic reforming system and method based on spectrum splitting |
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| CN107723009B (en) | 2023-09-15 |
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