CN101608792B - Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler - Google Patents
Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler Download PDFInfo
- Publication number
- CN101608792B CN101608792B CN2009101812335A CN200910181233A CN101608792B CN 101608792 B CN101608792 B CN 101608792B CN 2009101812335 A CN2009101812335 A CN 2009101812335A CN 200910181233 A CN200910181233 A CN 200910181233A CN 101608792 B CN101608792 B CN 101608792B
- Authority
- CN
- China
- Prior art keywords
- vinegar
- vinasse
- boiler
- fluidized
- hearth structure
- 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.)
- Expired - Fee Related
Links
- 239000000052 vinegar Substances 0.000 claims abstract description 49
- 239000000446 fuel Substances 0.000 claims abstract description 24
- 238000002485 combustion reaction Methods 0.000 claims description 33
- 238000007599 discharging Methods 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 241000209094 Oryza Species 0.000 description 8
- 235000007164 Oryza sativa Nutrition 0.000 description 8
- 235000009566 rice Nutrition 0.000 description 8
- 235000013339 cereals Nutrition 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 239000010903 husk Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 206010043431 Thinking abnormal Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003203 everyday Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000977 initiatory Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000050 nutritive Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000505 pernicious Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The invention relates to the filed of boiler apparatuses, in particular to a vinegar-dreg (or vinasse)-burning hearth structure of a fluidized-bed boiler. The hearth structure comprises an air opening, a feeding opening, a boiler body, a burning chamber, a heat accumulating layer, a discharge opening, an air discharge opening and a fuel conveying device. Vinegar dregs (or vinasse) are conveyed by the fuel conveying device to enter the feeding opening and finally pass through the discharge opening. A boiler wall and the fuel conveying device are both made of high-temperature-resisting materials. The temperature in the burning chamber is high. Within a primary heating, the majority of the ash carried in the vinegar dregs (or vinasse) is burned. After a secondary heating, the vinegar dregs (or vinasse) releases the majority of heat, and meanwhile, the vinegar dregs (or vinasse) are completely burned out. The hearth structure realizes large-scale quantity-reduction, volume-reduction and non-harmful utilization of the vinegar dreg (or vinasse) resource, and better solves the social, environmental and energy problems caused by the vinegar dregs (or vinasse).
Description
Technical field
The present invention relates to the boiler plant field, refer in particular to the poor hearth structure of fluidized-bed boiler of a kind of burning vinegar (wine), can be widely used in all kinds of engineering companies, large-scale vinegar factory, brewery, paper mill and destructor plant etc.
Background technology
Vinegar (wine) is poor to be the residual waste of system vinegar (wine) industry.In system vinegar (wine) industry, the poor amount of the vinegar that goes out every day (wine) is big, and it is low to have calorific value, and water capacity is big, the salinity height, distribute a large amount of foul smell, the resource that takes up room is big, dissolves slow, direct to the serious characteristics such as pollution of environment generation naturally, because these characteristics, the poor processing of vinegar (wine) are quite difficult.Handle vinegar (wine) is poor at present, outside the research as fertilizer sources or matrix that has, the research that has takes dry method to be made into feed.But these ways all have problems.It is parallel and improve the salinity of geology to destroy the soda acid on the face of land as fertilizer sources or matrix, finally influences the growth of crops; Make feed, nutritive value is not high, and economic benefit is not obvious.Therefore how to carry out recycling treatment, become the research focus of vinegar (wine) distiller industry vinegar (wine) is poor.Carry out the approval that burning disposal has obtained making vinegar (wine) industry to vinegar (wine) is poor.The poor boiler of rice husk biolobic material material that waits of burning vinegar (wine) is various informative.
As Chinese patent CN03237755.X combusting rice hull boiler, it relates to a kind of boiler plant.This utility model is improved on the basis of horizontal chained fire grate packaged boiler, and its main points are that its face arch and partition wall all improved a segment distance than the face arch and the partition wall of packaged boiler; Adopted again and had the material flashboard that inner chamber passes to cooling water; The slag bath that falls also adopts watertight construction; Simultaneously, for good dedusting effect, water spray system is arranged at top tower water spray deduster and water tank type smoke abatement device have been set up again.This utility model is rational in infrastructure, and it is simple to construct, and has solved the hang-up that rice husk is turned waste into wealth, and has eliminated environmental pollution again.To near paddy processing factory and the most suitable.But the deficiency of this patent is: in the structures such as the material flashboard of combusting rice hull boiler, the slag bath that falls, tower water spray deduster, water tank type smoke abatement device, all must use water.For the sealing of water, spray, flow, circulation etc. proposed higher requirement, realizes comparatively difficulty.
As the CFBB of Chinese patent CN200610088935.5 biomass circulating fluid bed combustion process and biological substance for combustion, it relates to a kind of boiler plant.This invention comprises burner hearth, separator, material returning device, back-end ductwork, and the superheater high temperature section is set in the burner hearth, and the superheater low-temperature zone is set in the back-end ductwork.Arrange by the heating surface in boiler furnace, the back-end ductwork, and other ancillary method, the upper furnace temperature is controlled between 550～800 ℃, the back-end surfaces outlet steam temperature is controlled between 350～400 ℃.This invention is on the basis that guarantees biomass fuel stable ignition, completing combustion, fire box temperature irrational distribution when living beings are burnt, problem that the lower furnace portion material concentration is on the low side have been solved in CFBB, the interior Temperature Distribution of burner hearth is tending towards evenly, can avoids the slagging scorification in the burner hearth; Prevent from the dust stratification slagging scorification takes place on the heating surface, can also guarantee boiler output simultaneously, and can reach elevated steam conditions, guarantee generating efficiency.But the deficiency of this patent is: it is very complicated to form structure, realizes that to the control of upper furnace temperature and back-end surfaces outlet steam temperature is difficult the cost height is popularized comparatively difficulty.
As the vertical chaff-fired boiler of Chinese patent CN200620020124.7, it relates to a kind of boiler plant.This utility model is made of body of heater, fuel delivery means, combustion chamber, heating clamber.Fuel delivery means connects short tube, defeated material by fuel delivery chute, defeated material and connects long tube, feeding port, air port and form, the combustion chamber is made up of stove inwall, eight L shaped water pipes, 12 U-shaped water pipes, revolving ash pans, revolving ash pan is made up of ash-pan, ash-pit, air duct, tapered broken slag device, air inlet, and recuperation layer is made up of cylindrical drum, upper spacer, lower clapboard, water connecting leg.This utility model is reasonable in design, thermal efficiency height, and production cost is low, utilizes the discarded a large amount of rice husks of rice production area to be fuel, not only develops the energy that makes new advances, and benefits environmental protection, saves a large amount of lands used.But the deficiency of this patent is: form complex structure, must cause cost higher, it is unrealistic large tracts of land to be used in rice production area.
Summary of the invention
Be directed to the deficiency of above similar products, the purpose of this invention is to provide the poor hearth structure of fluidized-bed boiler of a kind of burning vinegar (wine).
The technical scheme that realizes above-mentioned purpose is: the poor hearth structure of fluidized-bed boiler of this burning vinegar (wine) comprises uptake, feeding port, furnace wall, combustion chamber, recuperation layer, discharging opening, following air port, fuel delivery means, it is characterized in that: fuel delivery means at body of heater bottom, through the bottom of combustion chamber, length extends to discharging opening from feeding port always; Following air port is positioned at the bottom of combustion chamber, and near the end of feeding port, uptake is on the furnace wall of feeding port one side, and the distance of uptake from the bottom of combustion chamber is 1.5-3m.Recuperation layer is installed on the furnace wall on uptake opposite, and recuperation layer is curve form in the latter half of combustion chamber.
Furnace wall and fuel delivery means are all made by exotic material.
The height of furnace wall is greater than the poor maximum vertical penetration of vinegar in the combustion process (wine).
During burning, vinegar (wine) is poor attached on the fuel delivery means, enters feeding port, and along with the transmission of fuel delivery means, vinegar (wine) is poor to be left feeding port and enter body of heater inside.When the poor following air port through the combustion chamber of vinegar (wine), be blown up, spread in the combustion chamber.Because temperature is very high in the combustion chamber, vinegar (wine) is pickled with grains or in wine among heating once, and the ash content of the overwhelming majority of carrying is burnt.In the poor process that continues to rise of vinegar (wine), run into uptake, dispelled again.By the down setting of air port and uptake, increased vinegar (wine) and be pickled with grains or in wine holdup time in the combustion chamber, make that vinegar (wine) is poor to be able to charing.Vinegar this moment (wine) is poor to have experienced the secondary heating, discharges the heat of the overwhelming majority, and vinegar (wine) is poor to be burnouted fully.Recuperation layer then plays heat insulation and the heat radiation that receives is reflexed to the combustion chamber, at utmost utilizes the effect of heat.In addition, owing to the poor density of the vinegar (wine) after the charing becomes big, the gravity that vinegar (wine) is poor makes vinegar (wine) be pickled with grains or in wine greater than suffered buoyancy and resistance at this moment.Final clean-burning vinegar (wine) is poor to be fallen back on the fuel delivery means, is sent to discharging opening, leaves body of heater.
The invention has the beneficial effects as follows and adopt the efficient circulation drying process to handle the poor class high humility rice husk solid waste of vinegar (wine), realized the poor resource of vinegar (wine) extensive minimizing, subtract appearanceizations, innoxious, recycling, preferably resolve vinegar (wine) be pickled with grains or in wine society, environment and the energy problem of initiation.Improve system economy, reduce cost.Realized comprehensive utilization simultaneously, turned waste into wealth, turn bane into boon, for the desired environmental protection of sustainable development and resource circulation utilization contribute lime-ash.
Description of drawings
Fig. 1 is the poor hearth structure of fluidized-bed boiler overall schematic of burning vinegar (wine).
1. uptake, 2. vinegar (wine) is poor, 3. feeding port, 4. furnace wall, 5. combustion chamber, 6. recuperation layer, 7. discharging opening 8. descends the air port, 9. fuel delivery means.
The specific embodiment
Be the fluidized-bed combustion boiler of burning vinasse as shown in Figure 1, vinasse humidity is 15%.The key technology of chamber structure is that uptake 1, following air port 8, recuperation layer 6 three parts are combined, to reach the purpose of utilizing heat to greatest extent.Fuel delivery means 9 at body of heater bottom, through the bottom of combustion chamber 5, length extends to discharging opening 7 from feeding port 3 always, is the boiler of 4-40t/h for evaporation capacity, its length range is 3.65-8.18m.Following air port 8 is positioned at the bottom of combustion chamber 5, near the end of feeding port 3.Uptake 1 is on the furnace wall 4 of body of heater feeding port 3 one sides, and the distance of uptake 1 bottom of 5 from the combustion chamber is 1.5-3m.The height of furnace wall 4 is the boiler of 10-65t/h greater than the maximum vertical penetration of vinasse in the combustion process 2 for evaporation capacity, and its altitude range is 6-12m.The material of furnace wall 4 water screen tubes and fuel delivery means 9 all uses seamless steel pipe No. 20.Recuperation layer 6 is installed on the furnace wall 4 on uptake 1 opposite, and recuperation layer 6 in the combustion chamber the latter half of 5.The material of recuperation layer 6 uses the 12CrMoV steel, and the inclination alpha scope is 12-18 °.
Result of use of the present invention: the hearth structure of fluidized-bed boiler of these burning vinasse, adopted advanced combustion technology, the fuel combustion of vinasse as boiler, improved the utilization ratio of resource. This hearth structure of fluidized-bed boiler is better to the adaptability of the biomass fuels such as vinegar (wine) grain, and load regulation range is bigger. The poor particle disturbance of vinegar (wine) is violent in the burner hearth, heat transfer and mass transfer operating mode are very superior, be conducive to high-temperature flue gas, air mixes fully with fuel ground, for high-moisture, low-calorie vinegar (wine) grain provide splendid ignition condition, simultaneously owing to the poor time that stops in bed of vinegar (wine) is longer, can guarantee the poor completing combustion of vinegar (wine), thereby improve efficient. In addition, the hearth structure of fluidized-bed boiler of this burning vinegar (wine) grain can be kept the smooth combustion of living beings about 850 ℃ preferably, so the fuel afterburnt is difficult for slagging scorification, and reduce the generation of the pernicious gases such as NO, SO, had significant economic benefit and environmental benefit.
Claims (5)
1. the hearth structure of fluidized-bed boiler of the poor or vinasse (2) of a burning vinegar, comprise uptake (1), feeding port (3), furnace wall (4), combustion chamber (5), recuperation layer (6), discharging opening (7), following air port (8), fuel delivery means (9), it is characterized in that: fuel delivery means (9) at body of heater bottom, through the bottom of combustion chamber (5), length extends to discharging opening (7) from feeding port (3) always; Following air port (8) is positioned at the bottom of combustion chamber (5), and near the end of feeding port (3), uptake (1) is on the furnace wall of feeding port one side, and the distance of uptake (1) from the bottom of combustion chamber is 1.5-3m; Recuperation layer (6) is installed on the furnace wall on uptake opposite, and recuperation layer in the combustion chamber the latter half of (5), be curve form.
2. the described hearth structure of fluidized-bed boiler of claim 1 is characterized in that: the maximum vertical penetration of the height of furnace wall (4) or vinasse (2) poor greater than vinegar in the combustion process.
3. the described hearth structure of fluidized-bed boiler of claim 2, it is characterized in that: for evaporation capacity is the boiler of 10-65t/h, the altitude range of furnace wall (4) is 6-12m.
4. the described hearth structure of fluidized-bed boiler of claim 1, it is characterized in that: the scope of recuperation layer (6) inclination alpha is 12-18 °.
5. the described hearth structure of fluidized-bed boiler of claim 1, it is characterized in that: for evaporation capacity is the boiler of 4-40t/h, the length range of fuel delivery means (9) is 3.65-8.18m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101812335A CN101608792B (en) | 2009-07-20 | 2009-07-20 | Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101812335A CN101608792B (en) | 2009-07-20 | 2009-07-20 | Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101608792A CN101608792A (en) | 2009-12-23 |
| CN101608792B true CN101608792B (en) | 2011-01-05 |
Family
ID=41482634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101812335A Expired - Fee Related CN101608792B (en) | 2009-07-20 | 2009-07-20 | Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101608792B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865472B (en) * | 2010-05-12 | 2012-07-04 | 赵德智 | Electricity generating method by burning brew wine waste residue |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2842218Y (en) * | 2005-09-28 | 2006-11-29 | 刘佃银 | The environmental protection combustion furnace |
-
2009
- 2009-07-20 CN CN2009101812335A patent/CN101608792B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2842218Y (en) * | 2005-09-28 | 2006-11-29 | 刘佃银 | The environmental protection combustion furnace |
Non-Patent Citations (4)
| Title |
|---|
| JP特开平8-327035A 1996.12.10 |
| 刘聿拯等.酒糟燃烧机理及燃酒糟锅炉研究.锅炉技术.2001,第32卷(第11期),26-29. * |
| 曹建峰.燃酒糟锅炉的设计和热态试验.动力工程.2005,第25卷(第6期),794-799. * |
| 袁益超等.燃酒糟锅炉运行性能热态试验研究.锅炉技术.2005,第36卷(第4期),68-71. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101608792A (en) | 2009-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107120824A (en) | A kind of Biomass Briquette Boiler system | |
| CN201526953U (en) | Biomass gasified combustion coupling cyclone boiler | |
| CN106338068A (en) | Household garbage pyrolysis and gasification processing system | |
| CN101839475B (en) | Biomass fuel combustion device | |
| CN100432602C (en) | Method for drying refuse of refuse burning generating plant using solar hot-air device | |
| CN201652308U (en) | Biomass fuel burning device | |
| CN102679371A (en) | Sludge drying and incineration device and method | |
| CN103615712A (en) | Large-sized biomass gasification furnace burner | |
| CN206143139U (en) | Biomass gasification burns integrative stove | |
| CN101608792B (en) | Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler | |
| CN200974832Y (en) | Small-sized biomass and coal mixing fixed bed gasification system | |
| CN201513915U (en) | Air circulating device of combustion furnace | |
| CN104748365A (en) | Multi-return-stroke gasification boiler of biomass fluidized bed | |
| CN201212729Y (en) | Biomass granular fuel boiler | |
| CN203571714U (en) | Large-scale biomass gasifier burner | |
| CN105066184B (en) | Biomass particle gasification stove | |
| CN202392992U (en) | Full-automatic horizontal-type hot air and hot water multipurpose boiler | |
| CN206037011U (en) | Vertical biomass boiler | |
| CN205909261U (en) | Biomass circulating fluid bed boiler based on flow state reconsitution | |
| CN215765018U (en) | Biomass particle fuel and fuel dual-purpose small steam boiler | |
| CN109735371A (en) | A kind of biomass circulating fluidized bed direct-combustion boiler and its with gasification furnace coupled electricity-generation co-producing active carbon system | |
| CN201497009U (en) | Semi-water gas furnace | |
| CN201514032U (en) | Normal-pressure hot-water boiler using biomass straw briquette fuel for combustion | |
| CN201034376Y (en) | Biomass fuel burning boiler | |
| CN108571817A (en) | Biomass fuel environment-protection boiler |
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 | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hengshun Vinegar Industry Co., Ltd., Jingsu Assignor: Jiangsu University Contract record no.: 2012320000358 Denomination of invention: Vinegar-dreg (or vinasse)-burning hearth structure of fluidized-bed boiler Granted publication date: 20110105 License type: Exclusive License Open date: 20091223 Record date: 20120330 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Hengshun Vinegar Industry Co., Ltd., Jingsu Assignor: Jiangsu University Contract record no.: 2012320000358 Date of cancellation: 20170927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20190720 |