CN105272400A - Normal-pressure jet-type hot blast heating system and process for biomass waste - Google Patents
Normal-pressure jet-type hot blast heating system and process for biomass waste Download PDFInfo
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- CN105272400A CN105272400A CN201510679959.7A CN201510679959A CN105272400A CN 105272400 A CN105272400 A CN 105272400A CN 201510679959 A CN201510679959 A CN 201510679959A CN 105272400 A CN105272400 A CN 105272400A
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- hot blast
- stir chamber
- heat conduction
- biomass garbage
- heating system
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention discloses a normal-pressure jet-type hot blast heating system. The system comprises a hot blast furnace, a hot blast conveying pipeline and a heat transferring structure arranged on a case of a fermentation main unit, wherein the heat transferring structure comprises a heat conduction cavity, gas guide channels and gas conveying channels; a stirring cavity is formed in the fermentation main unit; the heat conduction cavity is formed below the stirring cavity; one end of the hot blast conveying pipeline is connected with the hot blast furnace, and the other end of the hot blast conveying pipeline is connected with the heat conduction cavity; the gas guide channels extending from the heat conduction cavity to the upper end of the stirring cavity are formed in two sides of the case; the gas conveying channels connected with the gas guide channels are formed in two sides of the upper end of the stirring cavity respectively. Heat transferring is realized through hot blast, the heat transferring mode is safer and more controllable than direct heating, materials are uniformly heated, and a local overheat phenomenon is avoided; various heat transferring manners are matched, the heating efficiency is higher, energy is utilized to the maximum extent, and the system saves more energy and is more environment-friendly; the heating time and the heating temperature can be controlled more conveniently, and the controllability of the production process is greatly improved.
Description
Technical field
The present invention relates to sterilization field, be specially a kind for the treatment of facility and technique of biomass garbage.
Background technology
In actual life, there is a large amount of biomass garbages, as agricultural wastes, changing food waste, city trees and shrubs wastes etc. such as agricultural crop straw, the residual body of fruits and vegetables, water body planktonic organisms.These biomass garbage quantity are large, easily attract mosquitos and flies worm's ovum, increase the risk that harmful pathogenic bacteria is grown, as produced serious threat to environmental and human health impacts without process.In addition, for the recycling of this biomass garbage, as made organic fertilizer, also need to carry out harmless treatment to biomass garbage.
At present, common sterilising method is mostly adopt the modes such as autoclave sterilization, ultra-high pressure sterilization, temperature sterilization, pasteurization, ultrahigh-temperature instant sterilizing, Micvowave Sterilization, ultra-violet sterilization, ozone sterilization, above-mentioned sterilising method is comparatively extensive in field of food, the application of biological test field, and sterilizing device is strongly professional.But large for quantity, that position disperses, utilization ratio is lower biomass garbage, above-mentioned sterilization method cost is high, promotes the use of difficulty large.
The common practice of more existing biomass garbage sterilizings is the sterilizings of spray medicine, because biomass garbage is mixed containing bacterium, germ amount is large, general a kind of medicine is difficult to kill multiple pathogenic bacteria simultaneously, when therefore adopting in this way, pathogenic bacteria killing rate is lower, if adopt multi-medicament sterilization, add use cost, therefore this sterilization mode also has higher limitation.
At present, it is all adopt zymotechnique that the state-of-the-art harmless treatment of domestic biomass garbage and Fertilizer Transformed utilize, in this process, first need to carry out high-temperature sterilization to material, also need during the fermentation to keep certain temperature, but existing heating installation and technique often cannot control heat-up time and Heating temperature accurately, and being heated of material also cannot be accomplished evenly, how on the basis of energy-conserving and environment-protective, maximum using heat, material is heated uniformly, and can control heat-up time and temperature easily, be present problem demanding prompt solution.
Summary of the invention
In order to the inadequate energy-conserving and environment-protective of the heating system overcoming prior art, cannot the deficiency of homogeneous heating, the invention provides a kind of biomass garbage atmospheric pressure discharge formula hot air heating system and technique.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of biomass garbage atmospheric pressure discharge formula hot air heating system, comprise hotblast stove and hot blast conveying pipe road, and the heat transfer structure be arranged on fermentation host shell, described heat transfer structure comprises heat conduction cavity, air slot and groove of supplying gas, described fermentation main frame inside is provided with stir chamber, the below of described stir chamber is formed with a heat conduction cavity, one end, described hot blast conveying pipe road connects hotblast stove, the other end connects heat conduction cavity, described housing both sides are also provided with the air slot extending to stir chamber upper end from heat conduction cavity, both sides, described stir chamber upper end are respectively arranged with the groove of supplying gas connecting air slot.
As the improvement of technique scheme, described hotblast stove is use wood substance grain as the biomass thermal wind furnace of fuel, comprises biomass combustion machine, high temperature gas cleaning room and wind mixed chamber.
As the improvement of technique scheme, described stir chamber is that two cylindrical cavities connect the container cavity merging and formed, and the central bottom of stir chamber forms a conoid protuberance band, and the below of described stir chamber comprises below described conoid protuberance band and is formed with a heat conduction cavity.
As the improvement of technique scheme, described air slot is the airtight cavity upwards extended from the heat conduction cavity of bottom along fermentation host shell outer rim.
As the further improvement of technique scheme, described air slot is provided with many, be arranged in parallel along fermentation host shell outer rim.
As the improvement of technique scheme, described groove of supplying gas comprises the air duct extended along stir chamber upper end, and described air duct is furnished with towards the injection well of stir chamber.
As the further improvement of technique scheme, the injection well on described air duct, more away from air slot, the aperture of this injection well is larger.
As the improvement of technique scheme, in the heat conduction cavity below described stir chamber, be also provided with the heat conduction fin facilitating transferring heat.
Further, also comprise spray cooling system, the water spray end of described spray cooling system is arranged on above stir chamber.
A kind of biomass garbage atmospheric pressure discharge formula Hot-blast Heating technique applying said system, the high-temperature pressure hot blast obtained by hotblast stove by hot blast conveying pipe road is delivered in the fermentation main frame holding biomass garbage, heated bottom biomass garbage by thermal conduction, by spray hot wind mode, biomass garbage top and inside are heated, by regulating hot blast temperature and operational throughput, or regulate temperature by watering.
The invention has the beneficial effects as follows: conducted heat by hot blast, than direct heating, safety is controlled more, and material is heated evenly, and can not form local superheating; Multiple heat transfer type coordinates, and multiple adjustment temperature manner combines, and heating efficiency is higher, temperature is more controlled, can in 2-4 hour complete pathogenic microbe killing, make high-quality biological organic fertilizer in 6-24 hour, the maximum using energy, energy-conserving and environment-protective more; Heat-up time and Heating temperature can be controlled easily, unattended intelligent can be realized and control, substantially increase the controllability of production process.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is process principle figure of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the sectional view of heat transfer structure in the present invention.
Embodiment
By particular specific embodiment, embodiments of the present invention are described below, person skilled in the art scholar the content disclosed by this specification sheets can understand other advantages of the present invention and effect easily.
Refer to accompanying drawing.Notice, structure, ratio, size etc. that this specification sheets institute accompanying drawings illustrates, content all only in order to coordinate specification sheets to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionlity or size, do not affecting under effect that the present invention can produce and the object that can reach, still all should drop on disclosed technology contents and obtain in the scope that can contain.Simultaneously, quote in this specification sheets as " on ", D score, "left", "right", " centre " and other terms, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the present invention.
Biomass garbage atmospheric pressure discharge formula hot air heating system, comprise hotblast stove 1 and hot blast conveying pipe road 2, and the heat transfer structure be arranged on fermentation host shell, described heat transfer structure comprises heat conduction cavity 3, air slot 4 and groove 5 of supplying gas, described fermentation main frame inside is provided with stir chamber 6, the below of described stir chamber 6 is formed with a heat conduction cavity 3, one end, described hot blast conveying pipe road 2 connects hotblast stove 1, the other end connects heat conduction cavity 3, described housing both sides are also provided with the air slot 4 extending to stir chamber 6 upper end from heat conduction cavity 3, both sides, described stir chamber 6 upper end are respectively arranged with the groove 5 of supplying gas connecting air slot 4.Hotblast stove 1 produce high-temperature gas first by hot blast conveying pipe road 2 deliver to fermentation main frame stir chamber 6 below heat conduction cavity 3 in, heat passes on the material of stir chamber 6 by heat trnasfer by heat conduction cavity 3, any hot blast continues through air slot 4 toward up, then on the material blown to inside stir chamber 6 by groove 5 of supplying gas, thus heat is fully used, heat is able to be transferred on material more uniformly.Utilizing in process in biomass garbage harmless treatment and Fertilizer Transformed keeps temperature highly beneficial.
In this embodiment, in order to make thermo-efficiency higher, energy-conserving and environment-protective more, described hotblast stove 1 is use wood substance grain as the biomass thermal wind furnace of fuel, comprises biomass combustion machine, high temperature gas cleaning room and wind mixed chamber.Biological particles joins in biomass combustion machine hopper by feeder, the combustion chamber of biomass combustion machine is at the uniform velocity sent into by feeding screw, combustion air sends into distribution chamber by blower fan, is entered the wind storehouse under fire grate by variable valve respectively, then passes the bed of material by fire grate.First volatilization composition in particulate material overflows, and particulate material fully contacts with air and produces high-temperature flue gas on fire grate, and thermal-flame sprays from combustion engine crater.After-flame slag is discharged to mucking machine from the other end of combustion engine, sends through automatic dreg discharger.Thermal-flame enters high temperature gas cleaning room and carries out secondary combustion, the dust that flue gas is carried secretly in decontamination chamber through high temperature polymerization sedimentation.The indoor clean hot blast out of high temperature gas cleaning mixes a certain amount of cold wind in wind mixed chamber, the hot blast being mixed into dry materials temperature required enters drying plant, as spray tower, rotary kiln, baking oven, drying room, pneumatic dryer, fluidized-bed etc., material is dried.The temperature of hot blast can need adjustment according to technique, continuous heat supply air temperature stability ± 5 DEG C.This products characteristics and technological merit have: (1), sufficient combustion, and hot blast is without black smoke, and operating environment is cleaner; Environment protection standard, non-secondary pollution; (2), hot blast cleanliness factor is high, dustiness 30 ~ 120mg/Nm3; (3), thermo-efficiency >95%; (4), hot blast temperature is easy to adjust, and less than 900 DEG C adjustable, continuous heat supply air temperature stability ± 5 DEG C; (5), easy and simple to handle, regulate very convenient; (6), equipment use security is high, without danger such as blasts; (7), equipment wearing quality is strong, and working cost is low, safeguards simple; (8), hot blast all enters drying plant, and production process does not increase discharge outlet.
Further, described stir chamber 6 is that two cylindrical cavities connect the container cavity merging and formed, and the central bottom of stir chamber 6 forms a conoid protuberance band, and the below of described stir chamber 6 comprises below described conoid protuberance band and is formed with a heat conduction cavity 3.The hot blast of normal pressure enters heat conduction cavity 3, by heat trnasfer by delivered heat to the material in stir chamber 6, further, be delivered on material by heat trnasfer fast and effectively to make the heat in hot blast, the heat conduction fin facilitating transferring heat is also provided with in heat conduction cavity 3 below described stir chamber 6, described heat conduction fin is the arc surface be crisscross arranged, and height in heat conduction cavity 3 is different in size, makes hot blast can be detained transferring heat to greatest extent.Described air slot 4 is the airtight cavity upwards extended from the heat conduction cavity 3 of bottom along fermentation host shell outer rim.Described air slot 4 is provided with many, be arranged in parallel along fermentation host shell outer rim.Hot blast in heat conduction cavity 3 guides by this air slot 4.Described groove 5 of supplying gas comprises the air duct extended along stir chamber 6 upper end, described air duct is furnished with towards the injection well of stir chamber 6, described injection well place is provided with air nozzle, make hot blast can send in material with the air-flow comparatively condensed, hot blast directly contacts with material, coordinate the stirring of material in stir chamber 6, make being heated of material more even.Further, can be more even in order to make the injection well on air duct supply gas, the injection well on described air duct, more away from air slot 4, the aperture of this injection well is larger.
Further, also comprise spray cooling system, the water spray end of described spray cooling system is arranged on above stir chamber 6.Pressure transmitter and venting hole is provided with in stir chamber 6, pressure transmitter can monitor the pressure in stir chamber 6, if pressure is excessive, may set off an explosion, damage equipment, if reach certain pressure, pressure transmitter is by information feed back to control center, and control center controls venting hole venting.When the material moisture in stir chamber 6 is very few, too dry, or time temperature is too high, the water spray end of described spray cooling system will spray water smoke in stir chamber 6 inside, thus improve the humidity of stir chamber 6 inside, reduce the temperature of stir chamber 6 inside, thus be conducive to sterilization, the fermentation of material in fermentation main frame.
A kind of biomass garbage atmospheric pressure discharge formula Hot-blast Heating technique applying said system, the high-temperature pressure hot blast obtained by hotblast stove by hot blast conveying pipe road is delivered in the fermentation main frame holding biomass garbage, heated bottom biomass garbage by thermal conduction, by spray hot wind mode, biomass garbage top and inside are heated, by regulating hot blast temperature and operational throughput, or regulate temperature by watering, further, the temperature sensor detecting different positions temperature can also be set, and reception temperature sensor signal, carry out signal processing, and regulate hotblast stove output rating and control the central processing unit of sprinkler system.The mode combined by thermal conduction and spray hot wind regulates temperature, avoid the uneven situation of being heated that spray hot wind easily causes, biomass garbage that again can be uneven to shape, component comprehensively and uniformly heats, thus the temperature reached required for the work such as sterilization or fermentation, and temperature-controllable, can maintain within the scope of a constant temp, meet sterilization and the condition required for fermentation, mistake can not kill active flora.This pattern can regulate hot blast temperature and operational throughput very easily, both can regulate the power of hotblast stove, also can increase the incorporation of cold wind, temperature is controlled more accurate.Be provided with watering operation, can Quick fastening quench be carried out, the situation such as on fire that local superheating can be avoided to cause, can also be used to regulate humidity, be conducive to sterilization and fermentation, omnidistance controlled, automatically-monitored and Intelligent adjustment can be realized, for unmanned creates condition.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention but not to be limited, although with reference to preferred embodiment to invention has been detailed description, but those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in right of the present invention.
Claims (10)
1. a biomass garbage atmospheric pressure discharge formula hot air heating system, it is characterized in that: comprise hotblast stove (1) and hot blast conveying pipe road (2), and the heat transfer structure be arranged on fermentation host shell, described heat transfer structure comprises heat conduction cavity (3), air slot (4) and groove of supplying gas (5), described fermentation main frame inside is provided with stir chamber (6), the below of described stir chamber (6) is formed with a heat conduction cavity (3), described hot blast conveying pipe road (2) one end connects hotblast stove (1), the other end connects heat conduction cavity (3), described housing both sides are also provided with the air slot (4) extending to stir chamber (6) upper end from heat conduction cavity (3), described stir chamber (6) both sides, upper end are respectively arranged with the groove of supplying gas (5) connecting air slot (4).
2. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 1, it is characterized in that: described hotblast stove (1), for using wood substance grain as the biomass thermal wind furnace of fuel, comprises biomass combustion machine, high temperature gas cleaning room and wind mixed chamber.
3. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 1, it is characterized in that: described stir chamber (6) be two cylindrical cavities connect merge formed container cavity, the central bottom of stir chamber (6) forms a conoid protuberance band, and the below of described stir chamber (6) comprises below described conoid protuberance band and is formed with a heat conduction cavity (3).
4. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 1, is characterized in that: described air slot (4) is the airtight cavity upwards extended from the heat conduction cavity (3) of bottom along fermentation host shell outer rim.
5. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 4, is characterized in that: described air slot (4) is provided with many, be arranged in parallel along fermentation host shell outer rim.
6. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 1, it is characterized in that: described groove of supplying gas (5) comprises the air duct extended along stir chamber (6) upper end, and described air duct is furnished with towards the injection well of stir chamber (6).
7. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 6, is characterized in that: the injection well on described air duct, and more away from air slot (4), the aperture of this injection well is larger.
8. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to claim 1, is characterized in that: in the heat conduction cavity (3) of described stir chamber (6) below, be also provided with the heat conduction fin facilitating transferring heat.
9. a kind of biomass garbage atmospheric pressure discharge formula hot air heating system according to any one of claim 1-8, is characterized in that: also comprise spray cooling system, and the water spray end of described spray cooling system is arranged on stir chamber (6) top.
10. apply the biomass garbage atmospheric pressure discharge formula Hot-blast Heating technique of said system for one kind, it is characterized in that: the high-temperature pressure hot blast obtained by hotblast stove by hot blast conveying pipe road is delivered in the fermentation main frame holding biomass garbage, heated bottom biomass garbage by thermal conduction, by spray hot wind mode, biomass garbage top and inside are heated, by regulating hot blast temperature and operational throughput, or regulate temperature by watering.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679959.7A CN105272400B (en) | 2015-10-19 | 2015-10-19 | A kind of biomass garbage atmospheric pressure discharge formula hot air heating system and technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510679959.7A CN105272400B (en) | 2015-10-19 | 2015-10-19 | A kind of biomass garbage atmospheric pressure discharge formula hot air heating system and technique |
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| CN105272400A true CN105272400A (en) | 2016-01-27 |
| CN105272400B CN105272400B (en) | 2018-08-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112645750A (en) * | 2020-09-27 | 2021-04-13 | 黎庆珠 | High-efficient fertilizer fermentation equipment |
| CN113383886A (en) * | 2021-05-20 | 2021-09-14 | 筠海食品(深圳)有限公司 | High-temperature disinfection tank for food processing and use method thereof |
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| CN202254257U (en) * | 2011-09-15 | 2012-05-30 | 段永春 | Conductive heating box |
| CN202279826U (en) * | 2011-10-31 | 2012-06-20 | 江苏海华生物科技有限公司 | Rotating-shaft-type solid fermenting jar |
| CN203833842U (en) * | 2014-04-22 | 2014-09-17 | 阜利生化科技股份有限公司 | Vertical type fermentation tank structure |
| CN203923037U (en) * | 2014-06-18 | 2014-11-05 | 邵宇 | Kitchen refuse biochemical treatment machine |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2007038192A (en) * | 2005-08-05 | 2007-02-15 | Fuji Kikai:Kk | Kneading apparatus and agitation mixer to be used therein |
| CN202254257U (en) * | 2011-09-15 | 2012-05-30 | 段永春 | Conductive heating box |
| CN202279826U (en) * | 2011-10-31 | 2012-06-20 | 江苏海华生物科技有限公司 | Rotating-shaft-type solid fermenting jar |
| CN203833842U (en) * | 2014-04-22 | 2014-09-17 | 阜利生化科技股份有限公司 | Vertical type fermentation tank structure |
| CN203923037U (en) * | 2014-06-18 | 2014-11-05 | 邵宇 | Kitchen refuse biochemical treatment machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112645750A (en) * | 2020-09-27 | 2021-04-13 | 黎庆珠 | High-efficient fertilizer fermentation equipment |
| CN113383886A (en) * | 2021-05-20 | 2021-09-14 | 筠海食品(深圳)有限公司 | High-temperature disinfection tank for food processing and use method thereof |
| CN113383886B (en) * | 2021-05-20 | 2024-02-20 | 筠海食品(深圳)有限公司 | High-temperature sterilizing tank for food processing and use method thereof |
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| CN105272400B (en) | 2018-08-31 |
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