CN102367393B - Biomass water-cooling air-vapor gasifier - Google Patents

Biomass water-cooling air-vapor gasifier Download PDF

Info

Publication number
CN102367393B
CN102367393B CN2011101736409A CN201110173640A CN102367393B CN 102367393 B CN102367393 B CN 102367393B CN 2011101736409 A CN2011101736409 A CN 2011101736409A CN 201110173640 A CN201110173640 A CN 201110173640A CN 102367393 B CN102367393 B CN 102367393B
Authority
CN
China
Prior art keywords
water vapor
combustion chamber
gasifier
hole
biomass
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN2011101736409A
Other languages
Chinese (zh)
Other versions
CN102367393A (en
Inventor
常厚春
马革
陈平
缪麒
张开辉
陈燕芳
刘安庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deason (Changzhou) Boiler Co., Ltd.
Original Assignee
Guangzhou Devotion Thermal Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Devotion Thermal Technology Co Ltd filed Critical Guangzhou Devotion Thermal Technology Co Ltd
Priority to CN2011101736409A priority Critical patent/CN102367393B/en
Publication of CN102367393A publication Critical patent/CN102367393A/en
Application granted granted Critical
Publication of CN102367393B publication Critical patent/CN102367393B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/133Renewable energy sources, e.g. sunlight

Abstract

The invention discloses a biomass water-cooling air-vapor gasifier. An outer surface layer of a thermal-insulating layer of the biomass water-cooling air-vapor gasifier is wrapped with a layer of outer cylindrical shell, wherein a cooling chamber is formed by the outer cylindrical shell and the outer surface of the thermal-insulating layer; a feeding port is formed on a wall of the thermal-insulating layer; the feeding port is communicated with a combustion chamber; a side wall of the feeding port is tangent to the wall of the thermal-insulating layer; biomass powder is inputted to the combustion chamber along a tangent direction under the action of wind power; at least one through hole is formed on the thermal-insulating layer; the through hole is communicated with the combustion chamber; and water vapor is inputted to the combustion chamber from the through hole and is fully mixed with the biomass powder so as to participate in burning, pyrolysis and gasification reaction, thereby generating a biomass fuel gas. On the basis of taking air as a gasifying agent, a water vapor pipeline is arranged on the gasifier, the water vapor as the gasifying agent is introduced into the gasification reaction, and the biomass fuels are pyrolyzed and burnt and are gasified, thereby acquiring the biomass fuel gas with a middle calorific value, increasing the calorific value by 30-40% and increasing the yield of the fuel gas by 20%.

Description

Biomass water-cooled air-water vapor gasifier
Technical field
The present invention relates to a kind of equipment for gasification, specifically relate to a kind of gasifier that produces biological fuel gas for firing biomass fuel.
Background technology
Biological fuel gas is a kind of green energy resource of alternative fossil energy, its raw material is biomass material, as straw, bagasse, rice bar, rice husk (chaff), culled wood, bark, sawdust, wood chip etc., by equipment for gasification to its high temperature (more than 650 ℃) pyrolytic reaction after, can make biological fuel gas.
Gasifying biomass is produced the biomass energy thermochemistry transform mode that combustion gas is a kind of advanced person, and wherein, the gasification of biomass air-water vapor is that a kind of investment is relatively low, and the aerogenesis quality is gasification process preferably also.In this gasification, the needed heat of steam reformation can be supplied with by the partial combustion of air.But this gasification mode is not used widely, and reason is that water vapor adding point is too concentrated, makes water vapor incomplete with mixing of anti-reactant, cause reaction insufficient, finally cause the output capacity of the biological fuel gas prepared low, and calorific value is low, can't heavy industrialization.The combustion technology of air-water vapor gasifier mainly is that the fire grate grate firing burns and fluidized bed combustion, and wherein, adopting the shortcoming of fire grate grate firing technology is that fuel combustion is incomplete, and excess air ratio is higher, causes thermo-efficiency on the low side; The person as adopting fluid-bed combustion furnace, generally is to be applied to large-sized boiler in addition, and its investment is huge, and the production cost height can not be tried hard to recommend application greatly in medium-sized and small enterprises.
Summary of the invention
In order to solve the problem that prior art exists, the invention provides and a kind ofly can prepare high heating value, gasifier that production rate is high.
In order to realize above purpose, technical scheme of the present invention is as follows: a kind of biomass water-cooled air-water vapor gasifier, the thermal insulation layer that comprises the combustion chamber with hollow circle tube, extexine parcel one deck outer cylinder body of thermal insulation layer, outer cylinder body forms a cooling room with guarantor's layer appearance, fill in the cooling room and have mobile cooling fluid, cooling fluid and thermal insulation layer carry out heat exchange, the wall body of thermal insulation layer is offered the energy opening for feed, this opening for feed be communicated with the combustion chamber and the wall body of the sidewall of opening for feed and thermal insulation layer tangent, the biomass powder is under the effect of wind-force, tangentially be input in the combustion chamber, described thermal insulation layer also offers at least one through hole, and this through hole is communicated with the combustion chamber, water vapor is input to the combustion chamber from through hole and fully mixes with the biomass powder, participates in the reaction of combustion and pyrolysis and generating gasification and produces biological fuel gas.
Further, the sidewall of described through hole and combustion chamber inwall are tangent, and water vapor tangentially is input in the combustion chamber, form cyclone type with the biomass powder and fully burn.
Described through hole is communicated with the water vapor pipeline.
Described through hole has two, and the steam port that goes out of each through hole is in different positions in the combustion chamber.
The entrance of described water vapor pipeline connects the water vapor divider, and the water vapor divider is evenly distributed to water vapor in the water vapor pipeline of every road.
Described every road water vapor pipeline is equipped with stopping valve.
Described every road water vapor pipeline is equipped with tensimeter.
Described water vapor divider connects water discharge valve, as drain valve.
Described water vapor divider connects the water vapor house steward.
Be provided with some back up pads between described thermal insulation layer and the urceolus.
Compared with prior art, because with on the basis of air as vaporized chemical, be provided with the water vapor pipeline at gasifier, introduce water vapor and participate in gasification reaction as vaporized chemical, make calorific value (1800~2000Kcal/N m in biomass fuel thermal decomposition burning and the acquisition of gasification back 3) biological fuel gas, calorific value improves 30~40%, the combustion gas output capacity improves 20%.In the combustion processes of gasifier, the biomass fuel of heat energy source in gasifier that gasification reaction is required realized autothermal equilibrium.Water vapor is input in the combustion chamber of gasifier by multichannel water vapor pipeline, import water vapor with discrete form from different positions, make with the internal reaction thing that burns (gas that biomass carbon and pyrolysis and combustion produce) and fully mix, further gasification reaction reaches purpose more completely.
Description of drawings
The internal structure synoptic diagram of Fig. 1 vapourizing furnace.
Fig. 2 is the side structure synoptic diagram of vapourizing furnace.
Fig. 3 is water vapor pipeline system.
Below, in conjunction with most preferred embodiment the present invention is further specifically described.
Embodiment
See figures.1.and.2, gasifier of the present invention be one 0.5 ton/time vapourizing furnace, be best with the fluidized-bed.Vapourizing furnace is made up of thermal insulation layer 18, lighter for ignition, blower fan 22, liquidometer 20, explosive door, manhole, flame-observing hole and body skin 14, laterally places on the whole.Thermal insulation layer 18 is the round shape of hollow, and its inner cylindrical cavity is as combustion chamber 17.The material of thermal insulation layer 18 is high temperature material, and its interior welds is densely covered with the J-shaped bitch, to reinforce thermal insulation layer 18.Offer three opening for feeds 19 on the wall body of thermal insulation layer 18, the wall body of the sidewall of opening for feed 19 and thermal insulation layer 18 is tangent.The entrance of opening for feed 19 communicates with air compartment 23, and air compartment 23 is communicated with blower fan 22 by airduct 21.When the biomass powder entered the combustion chamber from opening for feed 19, blower fan 22 tangentially was blown into air to opening for feed 19, powder cyclone type in combustion chamber 17 was rolled, with the abundant mixed firing of air.The outer wall of thermal insulation layer 18 is coated with body skin 14, is provided with some back up pads 15 between thermal insulation layer 18 and the body skin 14.Back up pad 15 is toroidal, offers 90 ° of breach around it, and the breach of every back up pad is conducive to increase the vibratility of current towards having nothing in common with each other.Space between thermal insulation layer 18 and the body skin 14 forms cooling room, and water can be filled in the inside.The top of body skin 14 connects vapor pipe 16 (being communicated with cooling room), is used for the steam of cooling room is discharged.Cooling room connects liquidometer 20, is used for monitoring the water level of cooling room.
As shown in Figure 3, body of heater 1 connects water vapor pipeline assembly, high-temperature water vapor is provided for the combustion chamber 2 in the body of heater 1.The combustion chamber is the cylindrical body of hollow.The wall body of body of heater 1 (combustion chamber) is offered three through holes 10, and through hole 10 is circumference at the cross section of body of heater 1 and arranges that evenly the position of through hole 10 is positioned at zone of combustion.Water vapor pipeline assembly is made up of three road water vapor pipelines 11, water vapor divider 3 and water vapor house steward 4.Water vapor divider 3 is the circle shape, and circle side connects three road water vapor pipelines 11 in it, and each road water vapor pipeline 11 also is circumference evenly to be arranged, each road water vapor pipeline 11 is communicated with through hole 10 straight lines.The entrance of water vapor divider 3 connects water vapor house steward 4, and outlet connects drain valve 12.Each road water vapor pipeline 11 all is equipped with tensimeter 13 and stopping valve 9.Water vapor house steward 4 is equipped with tensimeter 6, under meter 7 and reducing valve 8.One 0.5 ton of the total pipe coupling of water vapor/time steam boiler 5.
The present invention can realize biomass air-water vapor gasification process, its process is as follows: bubbling air in the combustion chamber of gasifying biomass device, the control air equivalent is 0.20 than ER, add catalyzer, as rhombspar, peridotites, aluminum oxide etc., firing biomass fuel produces reactant (biomass carbon and reactant gases) under normal pressure or pressure-fired condition, when the gasifier internal temperature reaches 800 ℃, 120 ℃ the water vapor and the reactant that feed 0.6Mpa participate in gasification reaction, control water vapor/biomass fuel mass ratio S/B is 0.5, through the 2s reaction times, produce biological fuel gas.

Claims (8)

1. biomass water-cooled air-water vapor gasifier, comprise the thermal insulation layer with hollow circle tube combustion chamber, extexine parcel one deck outer cylinder body of thermal insulation layer, outer cylinder body forms a cooling room with guarantor's layer appearance, fill in the cooling room and have mobile cooling fluid, cooling fluid and thermal insulation layer carry out heat exchange, the wall body of thermal insulation layer is offered the energy opening for feed, this opening for feed be communicated with the combustion chamber and the wall body of the sidewall of opening for feed and thermal insulation layer tangent, the biomass powder is under the effect of wind-force, tangentially be input in the combustion chamber, described thermal insulation layer also offers at least one through hole, and this through hole is communicated with the combustion chamber, water vapor is input to the combustion chamber from through hole and fully mixes with the biomass powder, participate in the reaction of combustion and pyrolysis and generating gasification and produce biological fuel gas, described through hole is communicated with the water vapor pipeline
It is characterized in that: described through hole has two, and the steam port that goes out of each through hole is in different positions in the combustion chamber.
2. gasifier according to claim 1 is characterized in that, the sidewall of described through hole and combustion chamber inwall are tangent, and water vapor tangentially is input in the combustion chamber, forms cyclone type with the biomass powder and fully burns.
3. gasifier according to claim 1 is characterized in that, the entrance of described water vapor pipeline connects the water vapor divider, and the water vapor divider is evenly distributed to water vapor in the water vapor pipeline of every road.
4. gasifier according to claim 3 is characterized in that, described every road water vapor pipeline is equipped with stopping valve.
5. gasifier according to claim 3 is characterized in that, described every road water vapor pipeline is equipped with tensimeter.
6. gasifier according to claim 3 is characterized in that, described water vapor divider connects water discharge valve.
7. gasifier according to claim 3 is characterized in that, described water vapor divider connects the water vapor house steward.
8. gasifier according to claim 1 is characterized in that, is provided with some back up pads between described thermal insulation layer and the urceolus.
CN2011101736409A 2011-06-24 2011-06-24 Biomass water-cooling air-vapor gasifier Active CN102367393B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011101736409A CN102367393B (en) 2011-06-24 2011-06-24 Biomass water-cooling air-vapor gasifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011101736409A CN102367393B (en) 2011-06-24 2011-06-24 Biomass water-cooling air-vapor gasifier

Publications (2)

Publication Number Publication Date
CN102367393A CN102367393A (en) 2012-03-07
CN102367393B true CN102367393B (en) 2013-09-04

Family

ID=45759986

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011101736409A Active CN102367393B (en) 2011-06-24 2011-06-24 Biomass water-cooling air-vapor gasifier

Country Status (1)

Country Link
CN (1) CN102367393B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104819357B (en) * 2015-05-19 2017-10-31 广州市劲业节能技术有限公司 A kind of tangential screw-in cooling device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1418935A (en) * 2001-11-13 2003-05-21 中国科学院过程工程研究所 Method for preparing synthesis gas using natural gas and coal as raw material and furnace for preparing same
CN2786121Y (en) * 2005-05-03 2006-06-07 刘伟奇 Oven for converting firewood into combustible gas
CN201427952Y (en) * 2009-05-08 2010-03-24 王研 Biomass fuel gasification device
CN102010755A (en) * 2010-11-25 2011-04-13 广州迪森热能技术股份有限公司 Biomass vaporizing burner adopting cyclone dust-removing method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202124601U (en) * 2011-06-24 2012-01-25 广州迪森热能技术股份有限公司 Biomass water-cooled air-water vapor gasifier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1418935A (en) * 2001-11-13 2003-05-21 中国科学院过程工程研究所 Method for preparing synthesis gas using natural gas and coal as raw material and furnace for preparing same
CN2786121Y (en) * 2005-05-03 2006-06-07 刘伟奇 Oven for converting firewood into combustible gas
CN201427952Y (en) * 2009-05-08 2010-03-24 王研 Biomass fuel gasification device
CN102010755A (en) * 2010-11-25 2011-04-13 广州迪森热能技术股份有限公司 Biomass vaporizing burner adopting cyclone dust-removing method

Also Published As

Publication number Publication date
CN102367393A (en) 2012-03-07

Similar Documents

Publication Publication Date Title
CN101625117B (en) Biomass vaporizing combustion coupled type cyclone boiler
CN101893234B (en) Biomass boiler capable of realizing combined combustion of synthesis gas and semicoke
CN102786989B (en) Biomass and coal fluidized bed co-gasification equipment
CN201526953U (en) Biomass gasified combustion coupling cyclone boiler
CN105062565B (en) A kind of biomass fixed-bed oxygen-rich gasification stove
CN102010755B (en) Biomass vaporizing burner adopting cyclone dust-removing method
CN102367393B (en) Biomass water-cooling air-vapor gasifier
CN202124601U (en) Biomass water-cooled air-water vapor gasifier
CN104315500A (en) Biomass gasifying and combustion boiler
CN107460006A (en) Biomass steam decomposes hydrogen producer
CN105066110B (en) The chain furnace compound combustion system that the combustion of coal cinder layer is combined with gasification of biomass spray combustion
CN101538012B (en) Device for preparing clean hydrogen-enriched fuel gas from biomass
CN112126472A (en) Biomass pyrolysis gasification rotary furnace equipment
CN101813327B (en) Family-size updraught tar-free biomass gasification direct burn type furnace
CN104479742B (en) Biomass gas preparation system
CN102367392A (en) Biomass air-vapor gasifying system
CN108916866B (en) Sleeve type multi-fuel circulating-bubbling combined fluidized bed boiler
CN202124600U (en) Air-water vapor biomass gasification system
CN202047041U (en) Biomass gasification furnace
KR101258854B1 (en) Gasifier and Boiler Integration System
CN101482273A (en) Environment-friendly solid fuel gasifying combustion and energy conversion system
CN202139207U (en) Biomass air- water vapor gasifier
CN201731525U (en) Novel tar-free straw gas heating furnace
CN202139206U (en) Biomass cyclone air and water vapor gasifier
CN204901743U (en) Coal cinder gratefiring spouts with biomass gasification and fires compound combustion system of chain furnace that combines together

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160617

Address after: Radisson Wusong Road Industrial Park in Taicang city Suzhou city Jiangsu province 215434 Port Development Zone

Patentee after: Suzhou Disen Biological Energy Co., Ltd.

Address before: 510530 East Road, Guangzhou economic and Technological Development Zone, Guangdong, Guangzhou, No. 42

Patentee before: Disen Thermal Energy Technology Co., Ltd., Guangzhou

CP03 Change of name, title or address
TR01 Transfer of patent right
CP03 Change of name, title or address

Address after: 215434 Land Highway 1, Taicang Port Development Zone, Taicang City, Suzhou City, Jiangsu Province

Patentee after: Addison Suzhou Energy Technology Co. Ltd

Address before: 2134Wusong Road Dison Industrial Park, Taicang Port Development Zone, Suzhou City, Jiangsu Province

Patentee before: Suzhou Disen Biological Energy Co., Ltd.

TR01 Transfer of patent right

Effective date of registration: 20190627

Address after: 213000 Xinbei District, Changzhou City, Jiangsu Province, 21 Pioneering West Road

Patentee after: Deason (Changzhou) Boiler Co., Ltd.

Address before: 215434 Land Highway 1, Taicang Port Development Zone, Taicang City, Suzhou City, Jiangsu Province

Patentee before: Addison Suzhou Energy Technology Co. Ltd