CN104371764A - Biomass combustible gas tar condensation-separation device - Google Patents

Biomass combustible gas tar condensation-separation device Download PDF

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Publication number
CN104371764A
CN104371764A CN201410662263.9A CN201410662263A CN104371764A CN 104371764 A CN104371764 A CN 104371764A CN 201410662263 A CN201410662263 A CN 201410662263A CN 104371764 A CN104371764 A CN 104371764A
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China
Prior art keywords
condensation
combustible gas
condensing
helical flight
housing
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CN201410662263.9A
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CN104371764B (en
Inventor
田霖
张齐生
周建斌
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Nanjing Forestry University
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Nanjing Forestry University
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10KPURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00Purifying combustible gases containing carbon monoxide
    • C10K1/04Purifying combustible gases containing carbon monoxide by cooling to condense non-gaseous materials
    • C10K1/046Reducing the tar content

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Industrial Gases (AREA)

Abstract

The invention relates to a biomass combustible gas tar condensation-separation device particularly suitable for separation of tar from biomass crude combustible gas and belongs to the technical field of purification of biomass combustible gas. The biomass combustible gas tar condensation-separation device comprises a housing, wherein the housing is internally provided with condensing cavities and condensing tubes are arranged inside the condensing cavities; each condensing tube is internally provided with a spiral scraper blade which is driven by virtue of a driving device to rotate, a gas inlet and a clean combustible gas outlet are formed in the housing and a condensed water inlet tube and a backwater tube are arranged on each condensing cavity. According to the biomass combustible gas tar condensation-separation device provided by the invention, since spiral scraper blade adopts a hanging-type structure, the free vibration rotation of the spiral scraper blade in the condensing tube can be achieved, the continuous effective removal of a tar ash layer is realized and meanwhile, the installation and positioning accuracies of the spiral scraper blade are also reduced.

Description

A kind of biological mass combustable gas tar condensing tripping device
Technical field
The present invention relates to a kind of biological mass combustable gas tar condensing tripping device, be specifically applicable to the separation that biomass rough gas is coal-tar middle oil; Belong to biomass gas purifying technical field.
Background technology
In biomass gasification process, tar is inevitable byproduct.Tar is a kind of complex mixture of condensable hydrocarbons, and complicated component condenses into liquid lower than when 200 DEG C, raises form gaseous state with temperature, and this characteristic causes tar to be difficult to the root be separated.Condensation in tar pipeline dust in combustible gas are combined, and to be adsorbed in pipeline and to accumulate, carrying out Corrosion blockage, have a strong impact on the normal operation of gasifying biomass to pipeline.Tar minimizing technology conventional at present has, WATER-WASHING METHOD, electric tar oil process and cracking process, although to some extent solve tar separation problem, but in actual motion, still cause great number of issues, such as WATER-WASHING METHOD easily causes water pollutions and follow-up tar and water separation difficulty, causes secondary pollution; Electrically trapped tar oil then requires higher to dust content in combustion gas, otherwise tar can be caused to stick on electric decoking equipment cause disabler, and explosion-proof difficulty is still the important bottleneck of its widespread use of restriction simultaneously; And cracking rule is high energy consumption, the decoking of high cost, practical application difficulty.
Summary of the invention
The present invention is directed to above-mentioned deficiency and provide a kind of biological mass combustable gas tar condensing tripping device.
The present invention adopts following technical scheme:
A kind of biological mass combustable gas tar condensing of the present invention tripping device, comprises housing; Be provided with condensation chamber in described housing, in condensation chamber, be provided with prolong; Be provided with helical flight in prolong, helical flight is driven by drive unit and rotates, and housing is provided with inlet mouth and clean gas exports, and condensation chamber is provided with into condensate pipe and return water pipe.
Biological mass combustable gas tar condensing tripping device of the present invention, described helical flight is arranged in prolong by suspending way.
Biological mass combustable gas tar condensing tripping device of the present invention, drive unit comprises wheel gearing, motor; Described wheel gearing is arranged in above condensation chamber, and motor arrangement is at housing tip, and motor-driven gear transmission mechanism rotates; Wheel gearing drives helical flight to rotate.
Biological mass combustable gas tar condensing tripping device of the present invention, the top, top of described helical flight is provided with hook; Described helical flight is connected with wheel gearing by hook.
Biological mass combustable gas tar condensing tripping device of the present invention, is provided with some prolongs in described condensation chamber, some prolongs are vertical and be arranged parallel to each other.
Biological mass combustable gas tar condensing tripping device of the present invention, the bottom of described housing is provided with spiral discharge device.
The separation method of biological mass combustable gas tar condensing tripping device of the present invention, step is as follows:
1), by cold water, cooling is implemented to condensation chamber;
2), adopt condensation tubulation to carry out condensation to the tar in biomass combustible gas, and be combined into particle with the ash content in combustible gas, bond and add up and condensation tubulation tube wall;
3), helical flight strikes off the particle condensed in condensation tubulation tube wall, discharged by spiral discharge device;
4) biomass combustible gas after, filtering is discharged from clean gas outlet.
Beneficial effect
The biological mass combustable gas tar condensing tripping device that this device provides, its helical flight adopts hanging structure, can realize helical flight free oscillations in condensation tubulation to rotate, realization constantly effectively removes charred ashes layer, also plays simultaneously and reduces helical flight installation positioning precision.
Hanging helical flight by buncher driven gear transmission mechanism to carrying out transmission, therefore can adjust the speed of rotation of hanging helical flight according to the content of the size of combustible gas flow and tar and ash content, thus reach best removal effect and energy-saving effect.
This device dry-type decoking, does not cause secondary pollution, carries out condensation to combustible gas; Continuous high-efficient energy-saving low cost decoking can be realized.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
 
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in more detail:
As shown in the figure: as shown in the figure: a kind of super-abrasive grinding wheel high speed rotating test set, comprise hanging helical flight 1, enter condensate pipe 2, return water pipe 3, condensation tubulation 4, wheel gearing 5, motor 6, inlet mouth 7, clean gas outlet 8, spiral discharge device 9, housing 10, hook 11; It is inner that described hanging helical flight 1 is arranged in condensation tubulation 4, and one end is connected with wheel gearing 5 by hook 11, and wheel gearing 5 is connected with buncher 6; It is inner that described condensation tubulation 4 is distributed in condensation chamber 12; Condensation chamber 12 bottom taps into condensate pipe 2, and top takes back water pipe 3; Outside is established housing 10 bottom to tap into gas port 7 top and is connect clean gas outlet 8, and bottom connects spiral discharge device 9.
Pass through in condensation chamber 12 to enter cold water into condensate pipe 2, and condensation cooling is implemented to condensation tubulation 4; Biological mass combustable gas from inlet mouth 7 access to plant inside and through uniform condensation tubulation 4, and overflows from clean gas outlet 8; Biological mass combustable gas is coal-tar middle oil is condensed into small droplets, and the ash particles in combustible gas is combined, and sticks and is attached to condensation tubulation 4 inner wall surface and builds up, form certain thickness charred ashes layer; Hanging helical flight 1 provides rotation by wheel gearing 5, is scraped by charred ashes layer from condensation tubulation 4 surface, and falls under gravity into spiral shell screwing-out device 9 discharging of bottom.
The hanging helical flight 4 of this device adopts hanging structure, and can realize helical flight 4 free oscillations in condensation tubulation 4 and rotate, realization constantly effectively removes charred ashes layer, also plays simultaneously and reduces helical flight installation positioning precision.
Described a kind of biological mass combustable gas tar condensing tripping device, feature described in it is hanging helical flight 4 is to carrying out transmission by buncher 6 driven gear transmission mechanism 5, therefore can adjust according to the speed of rotation of content to hanging helical flight of the size of combustible gas flow and tar and ash content, thus reach best removal effect and energy-saving effect.

Claims (7)

1. a biological mass combustable gas tar condensing tripping device, is characterized in that: comprise housing (10); Be provided with condensation chamber (12) in described housing (10), in condensation chamber (12), be provided with prolong (4); Helical flight (1) is provided with in prolong (4), helical flight (1) is driven by drive unit and rotates, housing (10) is provided with inlet mouth (7) and exports (8) with clean gas, and condensation chamber (12) is provided with into condensate pipe (2) and return water pipe (3).
2. biological mass combustable gas tar condensing tripping device according to claim 1, is characterized in that: described helical flight (1) is arranged in prolong (4) by suspending way.
3. biological mass combustable gas tar condensing tripping device according to claim 1, is characterized in that: drive unit comprises wheel gearing (5), motor (6); Described wheel gearing (5) is arranged in condensation chamber (12) top, and motor (6) is arranged in housing (10) top, and motor (6) driving gear transmission mechanism (5) rotates; Wheel gearing (5) drives helical flight (1) to rotate.
4. biological mass combustable gas tar condensing tripping device according to claim 1, is characterized in that: the top of described helical flight (1) is provided with hook (11); Described helical flight (1) is connected with wheel gearing (5) by hook (11).
5. biological mass combustable gas tar condensing tripping device according to claim 1, is characterized in that: be provided with some prolongs (4) in described condensation chamber (12), and some prolongs (4) are vertical and be arranged parallel to each other.
6. biological mass combustable gas tar condensing tripping device according to claim 1, is characterized in that: the bottom of described housing (1) is provided with spiral discharge device (9).
7. utilize the separation method of above-mentioned biological mass combustable gas tar condensing tripping device, be characterised in that described in it: step is as follows:
1), by cold water, cooling is implemented to condensation chamber (12);
2), adopt condensation tubulation (4) to carry out condensation to the tar in biomass combustible gas, and be combined into particle with the ash content in combustible gas, bond and add up and condensation tubulation (4) tube wall;
3), the particle of helical flight (1) to condensation in condensation tubulation (4) tube wall strike off, and discharged by spiral discharge device (9);
4) biomass combustible gas after, filtering is discharged from clean gas outlet (8).
CN201410662263.9A 2014-11-19 2014-11-19 Biomass combustible gas tar condensation-separation device Active CN104371764B (en)

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CN104371764B CN104371764B (en) 2017-02-22

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106925073A (en) * 2017-05-03 2017-07-07 郑州长城科工贸有限公司 Metal stamping manufacture separates and recovers processor with volatile oil
CN107179010A (en) * 2017-06-12 2017-09-19 南京林业大学 Gasification of biomass extract solution cooling device
CN107246800A (en) * 2017-07-08 2017-10-13 深圳市汇美新科技有限公司 Wheeled scraper plate and the condensing chamber with the wheeled scraper plate
CN117431080A (en) * 2023-12-04 2024-01-23 中科合肥煤气化技术有限公司 Biomass material carbonization device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184959A (en) * 1978-02-16 1980-01-22 Westinghouse Electric Corp. Sludge recovery apparatus
US4271682A (en) * 1978-10-27 1981-06-09 Hiroshi Takeuchi Cooling apparatus for viscous liquids
CN1039611A (en) * 1989-08-22 1990-02-14 沈阳市节能技术服务中心 Dry ash exhauster for fuel gas generating furnace
CN101864322A (en) * 2010-05-26 2010-10-20 东北电力大学 Dry-type decoking method of oil shale gas retort with screw conveying structure
CN201923990U (en) * 2010-12-21 2011-08-10 黑龙江中泽能源开发有限责任公司 Air cooling tar oil processing unit
CN202620747U (en) * 2012-05-31 2012-12-26 东莞优邦材料科技有限公司 Removal device of low molecular substance in adhesive
CN103980942A (en) * 2014-05-14 2014-08-13 合肥德博生物能源科技有限公司 Device used for biomass gasification and active carbon combined production

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184959A (en) * 1978-02-16 1980-01-22 Westinghouse Electric Corp. Sludge recovery apparatus
US4271682A (en) * 1978-10-27 1981-06-09 Hiroshi Takeuchi Cooling apparatus for viscous liquids
CN1039611A (en) * 1989-08-22 1990-02-14 沈阳市节能技术服务中心 Dry ash exhauster for fuel gas generating furnace
CN101864322A (en) * 2010-05-26 2010-10-20 东北电力大学 Dry-type decoking method of oil shale gas retort with screw conveying structure
CN201923990U (en) * 2010-12-21 2011-08-10 黑龙江中泽能源开发有限责任公司 Air cooling tar oil processing unit
CN202620747U (en) * 2012-05-31 2012-12-26 东莞优邦材料科技有限公司 Removal device of low molecular substance in adhesive
CN103980942A (en) * 2014-05-14 2014-08-13 合肥德博生物能源科技有限公司 Device used for biomass gasification and active carbon combined production

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106925073A (en) * 2017-05-03 2017-07-07 郑州长城科工贸有限公司 Metal stamping manufacture separates and recovers processor with volatile oil
CN107179010A (en) * 2017-06-12 2017-09-19 南京林业大学 Gasification of biomass extract solution cooling device
CN107179010B (en) * 2017-06-12 2019-02-19 南京林业大学 Gasification of biomass extracting solution cooling device
CN107246800A (en) * 2017-07-08 2017-10-13 深圳市汇美新科技有限公司 Wheeled scraper plate and the condensing chamber with the wheeled scraper plate
CN117431080A (en) * 2023-12-04 2024-01-23 中科合肥煤气化技术有限公司 Biomass material carbonization device

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Application publication date: 20150225

Assignee: Chengde Hua Hua Activated Carbon Co., Ltd.

Assignor: Nanjing Forestry University

Contract record no.: 2019320000084

Denomination of invention: Biomass combustible gas tar condensation-separation device

Granted publication date: 20170222

License type: Common License

Record date: 20190327

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Application publication date: 20150225

Assignee: Nanjing nengwa New Material Technology Co., Ltd

Assignor: NANJING FORESTRY University

Contract record no.: X2020320000134

Denomination of invention: A condensing and separating device for biomass gas tar

Granted publication date: 20170222

License type: Common License

Record date: 20201106

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