CN202898333U - Negative ion oxygen-free straw burning device - Google Patents

Negative ion oxygen-free straw burning device Download PDF

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Publication number
CN202898333U
CN202898333U CN2012205355209U CN201220535520U CN202898333U CN 202898333 U CN202898333 U CN 202898333U CN 2012205355209 U CN2012205355209 U CN 2012205355209U CN 201220535520 U CN201220535520 U CN 201220535520U CN 202898333 U CN202898333 U CN 202898333U
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China
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anaerobic
incinerator
storage tank
air
anion generator
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Expired - Fee Related
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CN2012205355209U
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葛仕福
赵培涛
李扬
李渊
丁晶
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Southeast University
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Southeast University
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    • 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

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  • Processing Of Solid Wastes (AREA)

Abstract

The utility model discloses a negative ion oxygen-free straw burning device which comprises an air compressor, a negative-ion generator, an oxygen-free incinerator, a stove ash storage tank, an air-cooling tower, a carbonized oil storage tank and a dust filtering device, wherein the negative-ion generator is arranged on the wall of the oxygen-free incinerator; an air inlet of the negative-ion generator is arranged at the outer side of the oxygen-free incinerator, and an air outlet of the negative-ion generator is arranged at the inner side of the oxygen-free incinerator; the stove ash storage tank is arranged under the oxygen-free incinerator; an air outlet of the air compressor is connected with the air inlet of the negative-ion generator; a slag outlet of the oxygen-free incinerator is connected with a slag inlet of the stove ash storage tank; a smoke outlet of the oxygen-free incinerator is connected with an air inlet of the air-cooling tower; an oil outlet of the air-cooling tower is connected with an inlet of the carbonized oil storage tank; and an air outlet of the air-cooling tower is connected with an air inlet of the dust filtering device. The negative ion oxygen-free straw burning device is used for burning straw, does not cause environmental pollution, and is beneficial to soil protection.

Description

A kind of device of negative ion anaerobic crop straw burning
Technical field
The utility model belongs to the solid waste Treatment and recovery and utilizes the field, specifically, relates to a kind of device of negative ion anaerobic crop straw burning.
Background technology
Stalk is the general name of ripe farm crop cauline leaf (fringe) part, is often referred to wheat, paddy rice, corn, potato class, oil plant, cotton, sugarcane and other farm crop remainder behind the results seed.The photosynthetic product of farm crop has over half being present in the stalk, stalk is rich in nitrogen, phosphorus, potassium, calcium and organic matter, a kind of multiduty reproducible Biological resources that have, the calorific value of per two tons of stalks just is equivalent to one ton of standard coal, and on average sulphur content only has 3.8 ‰, far below the average sulphur content 1% of coal.In the regeneration process of biomass, the CO of discharging 2CO with the biomass absorption 2Reach carbon balance, realize the zero release for the treatment of processes.According to statistics, the existing 1,500,000,000 mu of arable lands of China, the agricultural crop straw annual production reaches 600,000,000 tons more than, wherein straw is 1.8 hundred million tons, 2.2 hundred million tons of corns, 1.1 hundred million tons of wheats also have that sweet potato is climing, the rape straw, mostly the stalk amount of the outputs such as straw, sugarcane toppers, sorghum stalks, peanut seedling and shell all surpasses ten million ton.
Main stalk treatment technology has: straw-returning; Straw feed; Straw fuel gas; Direct combustion power generation etc., every kind of technology all has its advantage, but some fatal weakness are also arranged, and is not perishable such as stalk after going back the field, affects seeding quality, and the field return machine tool is on the high side simultaneously, and utilization ratio ground is low.
Burning is as a kind of proven technique, and it can not only realize very effectively that the solid waste processing subtracts appearance, minimizing, can also reclaim heat energy, realizes the resource utilization that solid waste is processed.But aspect the stalk processing, the most direct processing mode is to burn in a large number in the field, about 500,000,000 tons of annual about 80%() stalk is burnt, often produce more environment and safety problem, it mainly comprises: dust and obnoxious flavour polluted air environment that (1) burning produces are detrimental to health.This mainly is owing to contain nitrogen, phosphorus, potassium, carbon hydrogen element and organosulfur etc. in the agricultural crop straw, particularly just gathered in still undried stalk, behind incomplete combustion, produce a large amount of oxynitride, sulfurous gas, hydrocarbon polymer flue dust and hydrocarbon polymer, serious environment pollution threatens biological life and health; (2) easy initiation fire, the security of the lives and property that threatens the masses; (3) cause traffic accident, affect road and aviation safety.This mainly is that stalk produces a large amount of smog when directly burning, and visibility meter is reduced greatly, and visual range reduces, the normal traffic safety of severe jamming; (4) spoiled soil structure causes farmland quality to descend.At the field Burning Straws, only can utilize 40% of contained potassium, all the other nitrogen, phosphorus, organic matter and heat energy is complete loss then, and crop straw burning sharply raises surface temperature, can directly burn to death, scald the beneficial microorganism in the dead soil earth, the natural fertility of soil and water retention property are descended greatly, soil moisture loss 65%-80%, affect crop to the abundant absorption of soil nutrient, directly affect output and the quality of farm crop.
Summary of the invention
Technical problem: technical problem to be solved in the utility model is: a kind of device of negative ion anaerobic crop straw burning is provided, utilizes this device crop straw burning, can not cause environmental pollution, be conducive to soil protection.
Technical scheme: for solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of device of negative ion anaerobic crop straw burning, this device comprise air compressor, anion generator, anaerobic incinerator, ashes storage tank, air cooling tower, carbonized oil storage tank and dust filtering device; Wherein, anion generator is positioned on the furnace wall of anaerobic incinerator, and the inlet mouth of anion generator is positioned at the anaerobic incinerator outside, and it is inboard that the air outlet of anion generator is positioned at the anaerobic incinerator; The ashes storage tank is positioned at the below of anaerobic incinerator; The air outlet of air compressor is connected with the inlet mouth of anion generator, the lime-ash outlet of anaerobic incinerator is connected with the lime-ash import of ashes storage tank, the exhanst gas outlet of anaerobic incinerator is connected with the inlet mouth of air cooling tower, the oil outlet of air cooling tower is connected with the import of carbonized oil storage tank, and the air outlet of air cooling tower is connected with the inlet mouth of dust filtering device.
Further, the device of described negative ion anaerobic crop straw burning, also comprise the mobile platform that contains drive-controlling room, drive-controlling room, air compressor, anion generator, anaerobic incinerator, ashes storage tank, air cooling tower, carbonized oil storage tank and dust filtering device all are positioned on the mobile platform.
Further, the top of described anaerobic incinerator is provided with loads door and lower loading door, and the upper door that loads is positioned at lower top of loading door; The bottom of anaerobic incinerator is provided with the pyroceramic grid.
Beneficial effect: compared with prior art, the utlity model has following advantage:
1, utilizes device of the present utility model, stalk is burned under high temperature, oxygen free condition fully and decompose, do not contain two in the final flue gas of discharging and dislike because of, NO x, SO x, CO xEtc. atmospheric polluting material, need not fume treatment auxiliary, flue gas can directly discharge, and is pollution-free, nuisanceless, can realize at low cost the clean incineration of stalk.In the utility model, the anion generator of arranging around the anaerobic incinerator produces negative ion, impel airborne molecule to produce sharp pounding, force the water molecules vibration limits stalk organic molecular structure in the stalk, and produce simultaneously heat, so that various organism are decomposed under high temperature, oxygen free condition fully in the stalk.To the poison gas that in burning process, produces, successively through the dust removal by filtration of air cooling tower cooling and dust filtering device, so that do not contain two evils in the final flue gas of discharging because of, NO x, SO x, CO xEtc. atmospheric polluting material.
2, stalk burns under hot conditions in the utility model, all pathogenic bacterium are killed, organism all is generated as inorganics, do not form secondary pollution, and be rich in the compositions such as calcium oxide, aluminum oxide, magnesium, zinc in the inorganics ashes, can have gone back the field fully, carbonized oil can be made fuel, energy in the burning is also recyclable, has fully realized the innoxious and resource utilization that stalk is processed;
3, after the molecule of gasifying stalk passed through the air cooling tower cooling of anaerobic incinerator back in the utility model, the Formed carburetion can be applied to boiler oil, ship power fuel, agrochemical, also can use as soil improvement agent after diluting.
4, device of the present utility model can also comprise mobile platform, thus the on-site incineration of realizing stalk process, reduce in the traditional technology links such as stalk is packed, tied up, transportation, save the processing cost of stalk.
5, the equipment that adopts of the utility model is conventional equipment, and existing manufacturing technology satisfies the process for processing requirement fully, need not research of technique, but generalization is good.Simultaneously, apparatus processing manufacturing cost and operation expense are all lower.
6, the utility model operational path is simple, can be according to the different in real time adjusting process parameters of stalk kind, and the self-adaptation of technique is strong, and operation easier is low, and need not the professional can operate.
Description of drawings
Fig. 1 is the structure interface chart of device of the present utility model.
Fig. 2 is the wiring layout of anaerobic incinerator of the present utility model and ashes storage tank.
Wherein: mobile platform 1, watch-keeping cubicle 2, air compressor 3, anion generator 4, anaerobic incinerator 5, ashes storage tank 6, air cooling tower 7, carbonized oil storage tank 8, dust filtering device 9, upper loading door 501, lower loading door 502, pyroceramic grid 503.
Embodiment
Below in conjunction with accompanying drawing, technology contents of the present utility model is described in detail.
As depicted in figs. 1 and 2, the device of a kind of negative ion anaerobic crop straw burning of the present utility model comprises air compressor 3, anion generator 4, anaerobic incinerator 5, ashes storage tank 6, air cooling tower 7, carbonized oil storage tank 8 and dust filtering device 9.Anion generator 4 is positioned on the furnace wall of anaerobic incinerator 5, and the inlet mouth of anion generator 4 is positioned at anaerobic incinerator 5 outsides, and the air outlet of anion generator 4 is positioned at anaerobic incinerator 5 inboards.Ashes storage tank 6 is positioned at the below of anaerobic incinerator 5.The air outlet of air compressor 3 is connected with the inlet mouth of anion generator 4, the lime-ash outlet of anaerobic incinerator 5 is connected with the lime-ash import of ashes storage tank 6, the exhanst gas outlet of anaerobic incinerator 5 is connected with the inlet mouth of air cooling tower 7, the oil outlet of air cooling tower 7 is connected with the import of carbonized oil storage tank 8, and the air outlet of air cooling tower 7 is connected with the inlet mouth of dust filtering device 9.
Stalk refers to a kind of or arbitrary combination in straw, grass stalk, corn stalk, potato class, oil plant, cotton, sugarcane, the leaf.
Further, said apparatus also comprises the mobile platform 1 that contains drive-controlling room 2, and drive-controlling room 2, air compressor 3, anion generator 4, anaerobic incinerator 5, ashes storage tank 6, air cooling tower 7, carbonized oil storage tank 8 and dust filtering device 9 all are positioned on the mobile platform 1.Mobile platform 1 is set, can realize stalk on the spot, process in real time, need not extra packing and tie up and trucking costs, system flexibility is high, strong adaptability.Mobile platform 1 can be reaper, automobile or other movable equipments.
Further, the top of described anaerobic incinerator 5 is provided with loads door 501 and lower loading door 502, and the upper door 501 that loads is positioned at lower top of loading door 502; The bottom of anaerobic incinerator 5 is provided with pyroceramic grid 503.Pyroceramic grid 503 can be used as kindling material, the stalk that ignites, and the pyroceramic grid can promote thermal radiation, the raising firing efficiency.The thickness of pyroceramic grid 503 is preferably 100mm-400mm, for example, and 100 mm, 200mm, 300mm or 400mm.Arrange and load door 501 and lower loading door 502, be alternately closed, can avoid when adding stalk, air flows in the anaerobic incinerator 5 from the external world.
Further, the air outlet of described anion generator 4 is higher than the inlet mouth of anion generator 4, and the angle between anion generator 4 and the sea line is 15 degree-45 degree.The orientation of anion generator 4 rationally is set, the gas that can make anion generator 4 ejection fully with burn in stalk react.
The working process of said apparatus is as follows: at first with water ratio less than 40% stalk and ignition dope (carbonized oil that for example adopts the utility model to reclaim) as kindling material, be positioned on the pyroceramic grid 503 in the anaerobic incinerator 5, kindling material ignites.Then start anion generator 4 and produce negative ion, and impel airborne molecule to produce sharp pounding, form a large amount of unbound electrons, by powerful magnetic field the time, produce microwave.Then open and load door 501, drop into first stalk, the closed upper door 501 that loads is opened lower loading door 502 again, and stalk drops down onto on the pyroceramic grid 503.Under microwave action, the vibrations of water molecules in the stalk, destroy the stalk organic molecular structure, and produce simultaneously heat, promote in the stove temperature to 800-2000 ℃, so that various organism are decomposed fully in the stalk, finish the burning process of stalk under high temperature, oxygen free condition.Open subsequently the upper loading door 501 of anaerobic incinerator 5, drop into the second batch stalk, the closed upper door 501 that loads is opened lower loading door 502 again, and stalk drops down onto on the pyroceramic grid 503, continues to burn.Behind crop straw burning, burn the ashes that produce, collect by the ashes storage tank 6 that is positioned at anaerobic incinerator 5 belows.In the process of crop straw burning, the flue gas of anaerobic incinerator 5 interior generations flows in the air cooling tower 7, and after cooling through air cooling tower 7, the carbonized oil in the flue gas flows into the carbonized oil storage tank 8 from the oil outlet of air cooling tower 7; Simultaneously, the flue gas of the cooling that is cooled flows into the inlet mouth of dust filtering device 9 from the air outlet of air cooling tower 7, and through the filtration of dust filtering device 9, the dust in the flue gas is filtered.Flue gas cleaned like this and that purify flows out from dust filtering device 9.Flowing into extraneous flue gas does not contain two and dislikes because of, NO x, SO x, CO xEtc. atmospheric polluting material, need not vent gas treatment facility and device, greatly reduce cost and the environmental pollution of crop straw burning.Moreover, after stalk burns in batches, burn the ashes and the carbonized oil that produce and can also be recovered utilization, also be conducive to environmental protection.
Burning principle of work of the present utility model is: utilize the anion generator 4 of arranging around anaerobic incinerator 5 to produce negative ion, impel airborne molecule to produce sharp pounding, form a large amount of unbound electrons, by powerful magnetic field the time, produce microwave, force the water molecules vibration limits stalk organic molecular structure in the stalk, and produce simultaneously heat, so that various organism are decomposed under high temperature, oxygen free condition fully in the stalk.

Claims (6)

1. the device of a negative ion anaerobic crop straw burning, it is characterized in that this device comprises air compressor (3), anion generator (4), anaerobic incinerator (5), ashes storage tank (6), air cooling tower (7), carbonized oil storage tank (8) and dust filtering device (9); Wherein,
Anion generator (4) is positioned on the furnace wall of anaerobic incinerator (5), and the inlet mouth of anion generator (4) is positioned at anaerobic incinerator (5) outside, and the air outlet of anion generator (4) is positioned at anaerobic incinerator (5) inboard; Ashes storage tank (6) is positioned at the below of anaerobic incinerator (5); The air outlet of air compressor (3) is connected with the inlet mouth of anion generator (4), the lime-ash outlet of anaerobic incinerator (5) is connected with the lime-ash import of ashes storage tank (6), the exhanst gas outlet of anaerobic incinerator (5) is connected with the inlet mouth of air cooling tower (7), the oil outlet of air cooling tower (7) is connected with the import of carbonized oil storage tank (8), and the air outlet of air cooling tower (7) is connected with the inlet mouth of dust filtering device (9).
2. according to the device of negative ion anaerobic crop straw burning claimed in claim 1, it is characterized in that, also comprise the mobile platform (1) that contains drive-controlling room (2), drive-controlling room (2), air compressor (3), anion generator (4), anaerobic incinerator (5), ashes storage tank (6), air cooling tower (7), carbonized oil storage tank (8) and dust filtering device (9) all are positioned on the mobile platform (1).
3. according to the device of claim 1 or 2 described negative ion anaerobic crop straw burnings, it is characterized in that, the top of described anaerobic incinerator (5) is provided with loads door (501) and lower loading door (502), and the upper door (501) that loads is positioned at lower top of loading door (502); The bottom of anaerobic incinerator (5) is provided with pyroceramic grid (503).
4. according to the device of negative ion anaerobic crop straw burning claimed in claim 3, it is characterized in that the thickness of described pyroceramic grid (503) is 100mm-400mm.
5. according to the device of negative ion anaerobic crop straw burning claimed in claim 1, it is characterized in that, the air outlet of described anion generator (4) is higher than the inlet mouth of anion generator (4), and the angle between anion generator (4) and the sea line is 15 degree-45 degree.
6. according to the device of negative ion anaerobic crop straw burning claimed in claim 2, it is characterized in that described mobile platform (1) is reaper or automobile.
CN2012205355209U 2012-10-18 2012-10-18 Negative ion oxygen-free straw burning device Expired - Fee Related CN202898333U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102911684A (en) * 2012-10-18 2013-02-06 东南大学 Method and device for negative ion anaerobic straw incineration
CN106090928A (en) * 2016-08-03 2016-11-09 辜美全 Ion energy house refuse incineration process device and incineration process method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102911684A (en) * 2012-10-18 2013-02-06 东南大学 Method and device for negative ion anaerobic straw incineration
CN106090928A (en) * 2016-08-03 2016-11-09 辜美全 Ion energy house refuse incineration process device and incineration process method
CN106090928B (en) * 2016-08-03 2019-02-05 辜美全 Ion energy house refuse incineration process device and incineration process method

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Granted publication date: 20130424

Termination date: 20131018