CN104371763A - Rice hull tristate decomposition system - Google Patents

Rice hull tristate decomposition system Download PDF

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Publication number
CN104371763A
CN104371763A CN201410551989.5A CN201410551989A CN104371763A CN 104371763 A CN104371763 A CN 104371763A CN 201410551989 A CN201410551989 A CN 201410551989A CN 104371763 A CN104371763 A CN 104371763A
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China
Prior art keywords
catalyzer
horizontal
vertical
transmission rod
carrier pipe
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Application number
CN201410551989.5A
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Chinese (zh)
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CN104371763B (en
Inventor
张伟
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Changsha Daoxiang Agricultural Technology Co., Ltd
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Hunan Gu Li New Forms Of Energy Science And Technology Co Ltd
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Priority to CN201410551989.5A priority Critical patent/CN104371763B/en
Publication of CN104371763A publication Critical patent/CN104371763A/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/58Production of combustible gases containing carbon monoxide from solid carbonaceous fuels combined with pre-distillation of the fuel
    • C10J3/60Processes
    • C10J3/64Processes with decomposition of the distillation products
    • C10J3/66Processes with decomposition of the distillation products by introducing them into the gasification zone
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONAGEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B53/00Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
    • C10B53/02Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72Other features
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72Other features
    • C10J3/82Gas withdrawal means
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/09Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913Carbonaceous raw material
    • C10J2300/0916Biomass
    • C10J2300/092Wood, cellulose
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel

Abstract

The invention discloses a rice hull tristate decomposition system which comprises a material delivery system, a catalyst spray system and a decomposition system, wherein the material delivery system is positioned above the catalyst spray system; and the catalyst spray system is positioned above the decomposition system. By designing a thermal decomposition system capable of implementing thermal decomposition on the rice hull, the rice hull is decomposed into combustible gas, biomass extract and solid rice hull charcoal.

Description

Rice husk tri-state decomposing system
Technical field
The present invention relates to a kind of thermal splitting system, particularly relate to a kind of rice husk tri-state decomposing system.
Background technology
At present, countries in the world, especially developed country, all being devoted to develop efficient, free of contamination Biomass Energy Utilization technology, reaching protection Mineral resources, ensureing national energy security, realizing carbon dioxide discharge-reduction, protect the object of national sustainable economic development.Biomass energy becomes the integral part of following sustainable energy.Expect 2016, the total energy consumption of the global renewable energy resources will have 40% from biomass energy, and the industrialized development mainly through biomass power generation realizes.
The benefits such as rice husk fuel gas generation is the biomass energy development project that the Chinese government gives special assistance to, and it has save energy, protection of the environment, improves energy structure, makes power grid security, and agricultural is benefited.The applicant utilizes rice husk gasifying electricity generation technology, from 2003 till now, through the Exploration and conclusion of more than ten years, obtains in actual applications successfully.
Rice husk accesses combustible gas, biomass extract, solid rice hull carbon by transformation energy, and the effect of various material can be embodied in following three aspects respectively.Rice husk carries out thermolysis gasification in vapourizing furnace, produces gas-liquid mixture and obtain inflammable gas after purification separation.Liquid is reclaimed by condensation and obtains biomass extract, can be used for thimerosal, the reodorant of preparing livestock place, or for the production of promoting foliage fertilizer or the charcoal base composite fertilizer raw material of plant growth.Rice husk obtains dry solid rice hull carbon through pyrolysis, and carbon content, about 50%, is rich in the essential nutrient element of plant growth, has long-acting slow-release effect to water and fertilizer, and heavy metal is polluted, the soil of degeneration has improvement, repair.
Summary of the invention
Rice husk, by a set of system that can realize rice husk thermolysis of design, is decomposed into the thermolysis system of combustible gas, biomass extract, solid rice hull carbon three kinds of states by the present invention.
In order to realize above technical purpose, the technical solution used in the present invention: a kind of rice husk tri-state decomposing system, it is characterized in that it comprises material-transporting system, catalyzer sprinkling system, decomposing system, described material-transporting system is positioned at above catalyzer sprinkling system, and catalyzer sprinkling system is positioned at above decomposing system; Described material-transporting system comprises with lower component: hopper (1), vertical carrier pipe (2), vertical drive (3), vertical transmission rod (4), vertical drive blade (5), horizontal carrier pipe (6), lateral driver device (8), horizontal transmission rod (81), horizontal drive blade (7), hopper (1) is positioned at vertical carrier pipe (2) top, and vertical transmission rod (4) and vertical drive blade (5) are rigidly connected; Vertical transmission rod (4) one end is arranged in the frame of vertical carrier pipe (2) end, and vertical transmission rod (4) the other end connects vertical drive (3); Horizontal transmission rod (81) is rigidly connected with horizontal drive blade (7); Horizontal transmission rod (81) one end is arranged in the frame of horizontal carrier pipe (6) end, and horizontal transmission rod (81) the other end connects lateral driver device (8), horizontal carrier pipe (6) is provided with discharge gate (82); Described catalyzer sprinkling system comprises the transitional cylinder (11) arranging and connect discharge gate (82), and transitional cylinder (11) below connects catalyzer nozzle mounting seat (13), catalyzer nozzle mounting seat (13) is provided with catalyzer shower nozzle (14); Described decomposing system comprises the pyrolysis zone (15) connecting catalyzer nozzle mounting seat (13), connects the oxidation zone (16) of pyrolysis zone (15), connects the reduction zone (17) of oxidation zone (16).
Under better performance, described horizontal carrier pipe (6) presents taper, and cone apex angle is 7 °-12 °, and described horizontal drive blade (7) from left to right diameter is reduce.
Under better performance, described transitional cylinder (11) is provided with quantitative control device, described quantitative control device comprise can stop material from the baffle plate (12) declined in transitional cylinder (11), connect baffle plate (12) push rod (9), for driving the push rod drive unit (10) of push rod (9).
Under better performance, the outermost layer spray line (141) of described catalyzer shower nozzle (14) is crossing with the inwall lower-most point (111) of transitional cylinder (11).
Under better performance, described pyrolysis zone (15), oxidation zone (16), reduction zone (17) thermal source provide than being 4:8:7.
Beneficial effect of the present invention: can obtain resolvent by the invention is combustible gas, biomass extract, solid rice hull carbon.Combustible gas can be used for generating, utilizes rice husk to be about 60000t/a according to 5000KW rice hull generating equipment year, and can replace mark coal 12000t/a every year, reducing emission of sulfur dioxide 280t/a, reduces discharging oxynitride 80t/a, reducing emission of carbon dioxide 31000t/a; Rice husk gasifying electricity generation project is without waste gas, discharge of wastewater, and non-environmental-pollution, has save energy, protection of the environment; Effectively can alleviate the current energy demand of China, improve energy structure, improve the energy security of country.Solid rice hull carbon can be used for preparing carbon back composite powder, and Novel carbon base composite fertilizer can increase soil pores, and preserve moisture and fertility, raising utilization rate of fertilizer 30%, can alleviate soil compaction; Absorption heavy metal in soil, reduces heavy metal content 40% in food crop, improves grain quality, increase yield 14%; Significant to Agricultural recycling economy and Sustainable development, protection national food security.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of horizontal carrier pipe under a kind of better performance.
Fig. 3 is the scheme of installation of catalyzer shower nozzle under a kind of better performance.
Embodiment
With reference to Fig. 1, describe assembly structure relation of the present invention: it comprises material-transporting system, catalyzer sprinkling system, decomposing system, described material-transporting system is positioned at above catalyzer sprinkling system, and catalyzer sprinkling system is positioned at above decomposing system; Described material-transporting system comprises with lower component: hopper 1, vertical carrier pipe 2, vertical drive 3, vertical transmission rod 4, vertical drive blade 5, horizontal carrier pipe 6, lateral driver device 8, horizontal transmission rod 81, horizontal drive blade 7, hopper 1 is positioned at vertical carrier pipe 2 top, and vertical transmission rod 4 is rigidly connected with vertical drive blade 5; Vertical transmission rod 4 one end is arranged in the frame of vertical carrier pipe 2 end, and vertical transmission rod 4 the other end connects vertical drive 3; Horizontal transmission rod 81 is rigidly connected with horizontal drive blade 7; Horizontal transmission rod 81 one end is arranged in the frame of horizontal carrier pipe 6 end, and horizontal transmission rod 81 the other end connects lateral driver device 8, and horizontal carrier pipe 6 is provided with discharge gate 82; Described catalyzer sprinkling system comprises the transitional cylinder 11 arranging and connect discharge gate 82, connects catalyzer nozzle mounting seat 13, catalyzer nozzle mounting seat 13 is provided with catalyzer shower nozzle 14 below transitional cylinder 11; Described decomposing system comprises the pyrolysis zone 15 connecting catalyzer nozzle mounting seat 13, connects the oxidation zone 16 of pyrolysis zone 15, connects the reduction zone 17 of oxidation zone 16.
In storage bin 22, combustible gas, biomass extract, solid rice hull carbon is obtained by above embodiment.Specific works principles illustrated is as follows: by material-transporting system, husk is pushed transitional cylinder 11, and now catalyzer shower nozzle 14 sprays catalysts to husk.Husk enters pyrolysis zone: about 400 DEG C, and raw material cracking under the condition of anoxic produces a large amount of combustible gas (CO, H 2, CH 4deng), solid rice hull carbon, biomass extract.Husk raw material enters oxidation zone: about 800 DEG C, and the chemical reaction of generation is: C+O 2→ CO 2, 2C+O 2→ 2CO, can also obtain solid rice hull carbon in oxidation zone.Reduction zone: about 700 DEG C, the chemical principle reaction of generation is: C+H 2o=CO+H 2, CO+H 2o=CO 2+ H 2, C+CO 2=2CO, C+2H 2=CH 4, CO 2+ H 2=2CO+H 2o.
As shown in Figure 2, under better performance, described horizontal carrier pipe 6 presents taper, and cone apex angle is 7 °-12 °, and described horizontal drive blade 7 from left to right diameter is reduce.Husk in progradation, due to the reduction of angle, husk can fill in obtain consolidation more, effectively prevent the inflammable gas obtained in reaction process from missing from material-transporting system.
As shown in Figure 1, under better performance, described transitional cylinder 11 is provided with quantitative control device, described quantitative control device comprise the baffle plate 12 that can stop material and decline in transitional cylinder 11, the push rod 9 connecting baffle plate 12, for driving the push rod drive unit 10 of push rod 9.Effectively can not only control the turnover speed of reactant by arranging quantitative control device, can also effectively prevent the inflammable gas obtained in reaction process from missing from material-transporting system.
As shown in Figure 3, under better performance, the outermost layer spray line 141 of described catalyzer shower nozzle 14 is crossing with the inwall lower-most point 111 of transitional cylinder 11, and what catalyzer can be made to spray is more even.
As shown in Figure 1, under better performance, described pyrolysis zone 15, oxidation zone 16, reduction zone 17 thermal source provide than being 4:8:7.More meet the discomposing effect of rice husk.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise which key element, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising key element and also there is other identical element.
Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.The above is only the preferred embodiment of the present invention, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of invention and technical scheme are directly applied to other occasion without improving, and all should be considered as protection scope of the present invention.

Claims (5)

1. a rice husk tri-state decomposing system, it is characterized in that it comprises material-transporting system, catalyzer sprinkling system, decomposing system, described material-transporting system is positioned at above catalyzer sprinkling system, and catalyzer sprinkling system is positioned at above decomposing system; Described material-transporting system comprises with lower component: hopper (1), vertical carrier pipe (2), vertical drive (3), vertical transmission rod (4), vertical drive blade (5), horizontal carrier pipe (6), lateral driver device (8), horizontal transmission rod (81), horizontal drive blade (7), hopper (1) is positioned at vertical carrier pipe (2) top, and vertical transmission rod (4) and vertical drive blade (5) are rigidly connected; Vertical transmission rod (4) one end is arranged in the frame of vertical carrier pipe (2) end, and vertical transmission rod (4) the other end connects vertical drive (3); Horizontal transmission rod (81) is rigidly connected with horizontal drive blade (7); Horizontal transmission rod (81) one end is arranged in the frame of horizontal carrier pipe (6) end, and horizontal transmission rod (81) the other end connects lateral driver device (8), horizontal carrier pipe (6) is provided with discharge gate (82); Described catalyzer sprinkling system comprises the transitional cylinder (11) arranging and connect discharge gate (82), and transitional cylinder (11) below connects catalyzer nozzle mounting seat (13), catalyzer nozzle mounting seat (13) is provided with catalyzer shower nozzle (14); Described decomposing system comprises the pyrolysis zone (15) connecting catalyzer nozzle mounting seat (13), connects the oxidation zone (16) of pyrolysis zone (15), connects the reduction zone (17) of oxidation zone (16).
2. a kind of rice husk tri-state decomposing system according to claim 1, is characterized in that described horizontal carrier pipe (6) presents taper, and cone apex angle is 7 °-12 °, and described horizontal drive blade (7) from left to right diameter is reduce.
3. a kind of rice husk tri-state decomposing system according to claim 1, it is characterized in that described transitional cylinder (11) is provided with quantitative control device, described quantitative control device comprise can stop material from the baffle plate (12) declined in transitional cylinder (11), connect baffle plate (12) push rod (9), for driving the push rod drive unit (10) of push rod (9).
4. a kind of rice husk tri-state decomposing system according to claim 1, is characterized in that the outermost layer spray line (141) of described catalyzer shower nozzle (14) is crossing with the inwall lower-most point (111) of transitional cylinder (11).
5. a kind of rice husk tri-state decomposing system according to claim 1, is characterized in that described pyrolysis zone (15), oxidation zone (16), reduction zone (17) thermal source provide than being 4:8:7.
CN201410551989.5A 2014-10-17 2014-10-17 Rice husk tri-state decomposing system Active CN104371763B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104741361A (en) * 2015-03-04 2015-07-01 湖南谷力新能源科技股份有限公司 Front-end automatic feeding and sieving and de-ironing device in rice husk three-state decomposition process
CN105368472A (en) * 2015-12-07 2016-03-02 北京神雾环境能源科技集团股份有限公司 Pyrolysis apparatus and method
CN105542805A (en) * 2015-12-15 2016-05-04 广西高远环境工程有限公司 Vertical-horizontal type gas making apparatus and process with integrated three segments containing destructive distillation, gasification and decomposition for household refuse
CN106893610A (en) * 2017-02-28 2017-06-27 江苏华旭环保股份有限公司 A kind of integrated high-temperature gasification device that can be used for hazardous waste treatment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1954055A (en) * 2003-11-04 2007-04-25 Iti有限公司 Gasification
CN101186833A (en) * 2007-11-29 2008-05-28 南京林业大学 Method for simultaneously preparing charcoal, gas and liquid products from crop straw and application thereof
CN102154031A (en) * 2011-03-08 2011-08-17 华北电力大学 Biomass gasification system
CN204151308U (en) * 2014-10-17 2015-02-11 湖南谷力新能源科技股份有限公司 Rice husk tri-state decomposing system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1954055A (en) * 2003-11-04 2007-04-25 Iti有限公司 Gasification
CN101186833A (en) * 2007-11-29 2008-05-28 南京林业大学 Method for simultaneously preparing charcoal, gas and liquid products from crop straw and application thereof
CN102154031A (en) * 2011-03-08 2011-08-17 华北电力大学 Biomass gasification system
CN204151308U (en) * 2014-10-17 2015-02-11 湖南谷力新能源科技股份有限公司 Rice husk tri-state decomposing system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104741361A (en) * 2015-03-04 2015-07-01 湖南谷力新能源科技股份有限公司 Front-end automatic feeding and sieving and de-ironing device in rice husk three-state decomposition process
CN105368472A (en) * 2015-12-07 2016-03-02 北京神雾环境能源科技集团股份有限公司 Pyrolysis apparatus and method
CN105542805A (en) * 2015-12-15 2016-05-04 广西高远环境工程有限公司 Vertical-horizontal type gas making apparatus and process with integrated three segments containing destructive distillation, gasification and decomposition for household refuse
CN105542805B (en) * 2015-12-15 2018-05-25 广西高远环境工程有限公司 House refuse vertical and horizontal destructive gasifying cracks three sections of device and process for integrating gas processed
CN106893610A (en) * 2017-02-28 2017-06-27 江苏华旭环保股份有限公司 A kind of integrated high-temperature gasification device that can be used for hazardous waste treatment
CN106893610B (en) * 2017-02-28 2019-09-27 江苏华旭环保股份有限公司 A kind of integrated high-temperature gasification device can be used for hazardous waste processing

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