CN102563713B - Refuse-derived fuel fuming furnace system and control method - Google Patents
Refuse-derived fuel fuming furnace system and control method Download PDFInfo
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- CN102563713B CN102563713B CN201110284542.2A CN201110284542A CN102563713B CN 102563713 B CN102563713 B CN 102563713B CN 201110284542 A CN201110284542 A CN 201110284542A CN 102563713 B CN102563713 B CN 102563713B
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- 238000000034 method Methods 0.000 title abstract description 17
- 239000003473 refuse derived fuel Substances 0.000 title abstract 6
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 9
- 239000000446 fuel Substances 0.000 claims description 98
- 239000010813 municipal solid waste Substances 0.000 claims description 51
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 49
- 239000002699 waste material Substances 0.000 claims description 26
- 239000003546 flue gas Substances 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 23
- 238000012856 packing Methods 0.000 claims description 17
- 239000003610 charcoal Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 235000012773 waffles Nutrition 0.000 claims description 4
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- 239000004579 marble Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 19
- 239000010815 organic waste Substances 0.000 abstract description 15
- 239000010902 straw Substances 0.000 abstract description 8
- 239000000779 smoke Substances 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 5
- 238000011049 filling Methods 0.000 abstract description 2
- 238000003672 processing method Methods 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 42
- 229910002091 carbon monoxide Inorganic materials 0.000 description 24
- 229910002092 carbon dioxide Inorganic materials 0.000 description 21
- 239000001569 carbon dioxide Substances 0.000 description 21
- 239000002893 slag Substances 0.000 description 11
- 239000002737 fuel gas Substances 0.000 description 9
- 239000002023 wood Substances 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000008016 vaporization Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009834 vaporization Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006052 feed supplement Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Processing Of Solid Wastes (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses a refuse-derived fuel fuming furnace system and a control method. The refuse-derived fuel fuming furnace system comprises a fuming device for fuming refuse-derived fuel and a stove, wherein the fuming device comprises a smoldering chamber; a feeding device is arranged on the top of the smoldering chamber; a discharging device and an air inlet are arranged at the bottom of the smoldering chamber; the smoldering chamber is connected to a smoke processing device; the smoke processing device comprises a purification chamber and a filling material arranged in the purification chamber; an air outlet pipe of the purification chamber is connected to the stove through a smoke component detection device; a water outlet is also arranged at the bottom of the purification chamber; and the refuse-derived fuel fuming furnace system further comprises an automatic control system. According to the refuse-derived fuel fuming furnace system and the control method disclosed by the invention, the problems of serious environment pollution, low combustion efficiency, inconvenience for operation and difficulty for control in the organic waste processing method in the prior art can be effectively solved; solid organic wastes, such as sawdust and crop straws, can be converted into combustible gas to be directly used by the stove; the efficiency is high; full-automatic control can be realized; and obvious economical and social benefits are achieved.
Description
Technical field
The present invention relates to a kind of burner, especially a kind of by the waste fuel fuming furnace system and the control method that act as a fuel after the solid organic waste fumings such as wood chip, agricultural crop straw.
Background technology
In the prior art, a large amount of organic wastes such as leaf, wood chip, agricultural crop straw, seed hulls are not high due to its combustion heat value, generally do not act as a fuel to use and become rubbish or directly destroyed by fire, not only polluted environment, cause the waste of resource yet.Open day is on July 6th, 2011, the patent document that publication number is CN102116493A discloses a kind of fuel combination furnace system and combustion method, comprise a stove and accessory and the liquid fuel feeding mechanism and the gas fuel supply device that are connected with stove and accessory, described stove and accessory comprises combustion chamber, be provided with furnace chamber in combustion chamber, be provided with vaporization chamber in furnace chamber, the liquid fuel feeding mechanism passes through woven hose, non-return device connects vaporization chamber, the outlet of vaporization chamber connects the vaporization shower nozzle that is arranged on the furnace chamber bottom, the bottom of furnace chamber is provided with air inlet duct, be provided with gaseous fuel jets in air inlet duct, described gas fuel supply device comprise solid fuel glow the bucket and apparatus of oxygen supply, the opening part at barrel top of glowing is provided with seal cover, bottom is provided with ignition device and ash hole, glow the bucket top also be provided with exhanst gas outlet, exhanst gas outlet is connected with gaseous fuel jets by appendix.This invention utilizes crop material, cavings, sawdust the like waste, the characteristics of utilizing it easily to glow, by glowing, bucket glows it, then the interior fuel gas such as carbon monoxide that produce of the bucket that will glow are introduced liquid fuel vaporizing burner by appendix, the high temperature and the flame that utilize liquid fuel combustion to produce, fully burn the combustible such as carbon monoxide, can utilize crop material, cavings, sawdust the like waste, under the prerequisite of the equal firepower of stove and accessory, can reduce the use amount of liquid fuel.But this invention glow bucket can not Automatic continuous work, after work a period of time, need the artificial fuel that adds, because the bucket that glows is enclosed construction, therefore be difficult to observe the Expenditure Levels of bucket fuel, very inconvenient in operation; Secondly, garbage fuel contains moisture usually, in the flue gas after glowing, comprises steam, directly uses and can affect efficiency of combustion; In addition, barrel fuel combustion degree of glowing is uncontrollable, if the burning of fuel is too abundant, will produce a large amount of carbon dioxide, and flammable carbon monoxide is reduced, and resource wastes; Otherwise the fuel in the bucket that glows may extinguish, and also can't produce fuel gas.
Summary of the invention
The present invention provides a kind of by the waste fuel fuming furnace system and the control method that act as a fuel after the solid organic waste fumings such as wood chip, agricultural crop straw for the environmental pollution that the method for organic waste disposal that solves prior art exists problem serious, the wasting of resources.
Another object of the present invention is that the efficiency of combustion of the method for organic waste disposal existence for solving prior art is low, operation is inconvenient and unmanageable problem provides waste fuel fuming furnace system and the control method that a kind of efficiency is high, can realize Automatic Control.
The present invention reaches the concrete technical scheme that above-mentioned technical purpose adopts to be: a kind of waste fuel fuming furnace system, comprise for fuming device and stove and accessory by the garbage fuel fuming, described fuming device comprises the chamber of glowing, the glow top of chamber is provided with feed arrangement, bottom is provided with drawing mechanism, ignition device and the air inlet be connected with air-blast device, the glow top of chamber is provided with pipe, pipe connects flue gas processing device, described flue gas processing device comprises clean room and is arranged on the inserts in clean room, the top of clean room is provided with smoke-intake pipe, middle part is provided with escape pipe, escape pipe connects the cartridge of stove and accessory by the detection of exhaust gas compositions device, clean room is provided with filter near the position of escape pipe, the bottom of clean room also is provided with delivery port, described waste fuel fuming furnace system also comprises automatic control system, described automatic control system connects feed arrangement, drawing mechanism, air-blast device and detection of exhaust gas compositions device.Garbage fuel of the present invention, refer to the organic wastes that leaf, wood chip, agricultural crop straw, seed hulls etc. exist in a large number in rural area; Fuming of the present invention, the organic waste exactly these easily glowed is piled up and it is glowed and produce fuel gas in enclosure space.Glowing is a kind of form of solid combustion, is the smoulder without visible ray, usually produces the phenomenons such as cigarette and temperature rising, and the difference of it and flaming combustion is without flame, and it and aphlogistic difference are thermal decomposition to go out combustible gas.The present invention utilizes the rubbish such as leaf, wood chip, agricultural crop straw, seed hulls, the characteristics of utilizing it easily to glow, by the chamber of glowing, it is glowed, then the flue gas (comprising flammable CO gas, carbon particulate etc.) of indoor generation of glowing is exported by escape pipe after purified treatment, as the fuel of stove and accessory, uses.Feed arrangement and drawing mechanism can be glow chamber conveying garbage fuel and the timely ashes that produce after the garbage fuel burning of discharging automatically under the control of automatic control system; Ignition device is for lighting garbage fuel, and air-blast device can be provided by the indoor air that provides that glows, and the glowing of indoor refuse fuel of guaranteeing to glow continues to carry out; The detection of exhaust gas compositions device is for detection of the composition of flue gas that clean room exports, for judging the combustion case of the indoor garbage fuel that glows, automatic control system is regulated the oxygen-supplying amount of the chamber of glowing according to the garbage fuel combustion case that glows indoor by air-blast device, to guarantee glowing indoor garbage fuel in best fired state; Clean room and inserts thereof are for purifying the flue gas that chamber produces that glows, and main purpose is to remove the steam produced when garbage fuel glows, and improves the efficiency of combustion of the flue gas that chamber produces that glows, and the effect of removing dust in flue gas is also arranged simultaneously.The present invention is arranged on smoke-intake pipe on the top of clean room, clean room is provided with filter near the position of escape pipe, the smoke inlet of filter is near the bottom of clean room, such setting is that the hot water vapor in the consideration flue gas is easily gathered to top, clean room, and the temperature of bottom, clean room is relatively low, in flue gas, moisture content is less, therefore is conducive to the removal of steam; The bottom of clean room is provided with delivery port, when the moisture accumulation of clean room bottom, to a certain extent the time, can water be emitted by delivery port.Like this, the invention solves that the environmental pollution that the method for organic waste disposal of prior art exists is serious, the problem of the wasting of resources, a large amount of organic wastes such as leaf, wood chip, agricultural crop straw, seed hulls are converted into after fuel gas directly for stove and accessory, have greatly saved the energy.Simultaneously, the present invention has also solved that the efficiency of combustion that the method for organic waste disposal of prior art exists is low, operation inconvenience and easy problem out of control, the present invention assigns to control the smoldering process of garbage fuel according to the one-tenth of flue gas that clean room exports, guarantee to glow indoor garbage fuel in best fired state, conversion efficiency is high, can realize Automatic Control; In addition, flue gas processing device of the present invention can purifying smoke, improves the efficiency of combustion of flue gas.The glow size of chamber and clean room of the present invention can be determined according to processed garbage fuel quantity, for large-scale treating apparatus, can adopt glow chamber and the clean room of corresponding macrostructure, and for the small-sized treating apparatus of rural area family expenses, also can adopt the skinny device of similar glow cylinder and purifying tube, to meet different needs.
As preferably, described stove and accessory comprises a deflector of the oven cavity opening side of cylindrical chamber and setting, deflector is provided with the airflow orifice of a row annular arrangement, the cartridge of described stove and accessory is on the tangential direction of furnace chamber sidewall, and described cartridge is connected with air-blast device by by-pass cock and ajutage.Different from common stove and accessory, stove and accessory of the present invention relies on air-blast device that oxygen is provided, and in the gas of input, has comprised fuel gas and oxygen, can directly light, so the furnace chamber of stove and accessory of the present invention is enclosed construction; The cartridge of stove and accessory, on the tangential direction of furnace chamber sidewall, can make gas spin in furnace chamber, coordinates the airflow orifice of annular arrangement on deflector, can make oxygen fully mix with fuel gas, improves the efficiency of combustion of stove and accessory.
As preferably, described filter comprises filter chamber, and described filter chamber is provided with downward opening, is provided with filter course in filter chamber, and the position of described filter course is higher than the opening of filter chamber and lower than escape pipe, the stainless (steel) wire that described filter course is sandwich construction.Filter course, for impurity such as the steam that further filters flue gas, dusts, plays the effect of further purifying smoke, and the filter course of multilayer stainless (steel) wire helps and steam cohesion and sedimentation fast, can improve the aridity of gas; Filter chamber has adopted the downside air inlet, and the structure that upside is given vent to anger is convenient to the downward outflow filter of the moisture chamber of condensing.
As preferably, the inserts in described clean room is mixture or the mixture of charcoal and porcelain ring or the mixture of charcoal and glass marble that comprises charcoal and cobblestone, and the volume of described inserts is 86% to 91% of clean room's volume.The present invention adopts the mixture of a kind of absorbent material and a kind of solidifying water material to remove the steam in flue gas, usually absorbent material is the about 1 to 1.2 with the volume ratio of solidifying water material, preferably use the charcoal of block structure and the mixture of cobblestone, this material cost is very low, and only need at regular intervals simple the cleaning just to dry and can reuse, be conducive to reduce costs.
As preferably, described feed arrangement comprises hopper and the feeding packing auger be connected with hopper, and described feeding packing auger is horizontally disposed with, and between hopper and feeding packing auger, is provided with feeding gate, and described feeding gate is connected with the feeding gate control device.Feeding packing auger is for sending the material in hopper into the chamber of glowing, feeding gate is for separating hopper and the chamber of glowing, make to glow chamber in closed state, the fuel be full of in feeding packing auger during normal operation also has the effect that hopper and the chamber of glowing are separated, feeding gate control device and feeding packing auger all are subject to automatic controlling system, reach automatically feed purpose.For mobility garbage fuel (as wood chip, cavings etc.) preferably, feed arrangement also can not use auger, and adopts garbage fuel to flow directly into the structure of the chamber of glowing, and now only feeding gate need be set and the feeding gate control device gets final product.
As preferably, described drawing mechanism comprises discharging auger and discharging opening, and described discharging auger vertically arranges, and between discharging auger and discharging opening, is provided with discharge door, and described discharge door is connected with the discharge door control device.The discharging auger is discharged for the material slag of the indoor generation of glowing, discharge door separates for will glow chamber and the external world, make to glow chamber in closed state, the material slag be full of in the discharging auger during normal operation also has chamber and the extraneous effect separated of glowing, discharge door control device and discharging auger all are subject to automatic controlling system, reach the purpose of self-emptying.In addition, the material inder pot is set below discharging opening, to store the material slag of discharging.For some material slag mobility garbage fuel (as wood chip, cavings etc.) preferably, drawing mechanism also can not used auger, and adopts the material slag directly to flow out the structure of the chamber of glowing, and now only need set out bin gate and the discharge door control device gets final product.
As preferably, the described top, chamber of glowing is provided with poking device, and described poking device is interdigital structure, and poking device connects the material toggling motor; The described bottom, chamber of glowing is provided with agitating device, and described agitating device is interdigital structure, and agitating device connects stirring motor.Poking device and agitating device stir the material slag produced after glow indoor garbage fuel and garbage fuel burning after certain time interval, make the garbage fuel on the top, chamber of glowing be evenly distributed, the bottom, chamber of simultaneously avoiding glowing produces hollow-core construction and affects normally carrying out that garbage fuel glows.
As preferably, the sidewall of chamber of glowing is provided with the garbage fuel position detecting device, described garbage fuel position detecting device comprises detection head and lower detection head, described upper detection head is arranged on the top of the chamber sidewall that glows, lower detection head is arranged on the middle part of the chamber sidewall that glows, and upper detection head and lower detection head all connect automatic control system.The garbage fuel position detecting device for detection of the indoor garbage fuel that glows the number, when upper detection head detects garbage fuel, illustrate that garbage fuel has approached to fill, the automatic controlling system feed arrangement stops charging; When detection head does not detect garbage fuel instantly, illustrate that garbage fuel approaches and exhausts, the automatic controlling system feed arrangement starts charging.
As preferably, the bottom of described clean room is provided with the water storage cavity be communicated with delivery port, between the inserts in water storage cavity and clean room, is provided with waffle slab, between water storage cavity and delivery port, is provided with valve.Water storage cavity flows down water droplet for storing from inserts, because clean room is also the structure of relative closure, therefore be provided with valve between water storage cavity and delivery port, during normal operation, this valve is closed, after the certain hour of interval, after water storage cavity gathers a certain amount of water, can open valve water is emitted.
A kind of control method of waste fuel fuming furnace system, the volumetric concentration of contained carbon monoxide and carbon dioxide in the flue gas that automatic control system is exported by detection of exhaust gas compositions device detection clean room, calculate the concentration ratio of carbon monoxide and carbon dioxide and compare with the setting value of system, in limited time upper higher than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system is by the glow intake of chamber of air-blast device increase; Lower in limited time lower than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system reduces the intake of the chamber of glowing by air-blast device; When the concentration ratio of carbon monoxide and carbon dioxide is in range of set value, the air output that automatic control system maintains air-blast device is constant.The present invention adopts the volumetric concentration that detects carbon monoxide and carbon dioxide, and recently judge the fired state of the indoor refuse fuel that glows according to both concentration, because garbage fuel is when fully burning, the gas produced be take carbon dioxide as main, and when imperfect combustion, produce a large amount of carbon monoxide, by both volumetric concentration ratios, we can judge the fired state of garbage fuel, the oxygen of extraneous input is more, the ratio of carbon dioxide will raise, and under anaerobic condition, the ratio of carbon monoxide will increase greatly, although for the present invention, the ratio of carbon monoxide is more high better, but under the state of anoxic too, the indoor garbage fuel that glows is easily flame-out, therefore need to consider.The carbon monoxide of optimum state is relevant with material and the degree of drying of garbage fuel itself with the volumetric concentration of carbon dioxide ratio, during actual the use, by the simple experiment of limited number of time, can determine, once the concentration ratio bound definite value of carbon monoxide and carbon dioxide is set, automatic control system just can be regulated the oxygen-supplying amount of the chamber of glowing according to the fuel combustion situation of glowing indoor by air-blast device, thereby the indoor garbage fuel of guaranteeing to glow is in best fired state.
The invention has the beneficial effects as follows: it has solved effectively, and the environmental pollution that the method for organic waste disposal of prior art exists is serious, the problem of the wasting of resources, also solved that the efficiency of combustion that the method for organic waste disposal of prior art exists is low, operation inconvenience and unmanageable problem, the present invention is converted into fuel gas directly for stove and accessory by solid organic wastes such as wood chip, agricultural crop straws, efficiency is high, can realize Automatic Control, has significant economic and social profit.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation of waste fuel fuming furnace system of the present invention;
Fig. 2 is the another kind of structural representation of waste fuel fuming furnace system of the present invention;
Fig. 3 is a kind of structural representation of waste fuel fuming furnace system stove and accessory of the present invention;
Fig. 4 is the top view of Fig. 3.
In figure: 1. hopper, 2. charging motor, 3. feeding gate control device, 4. feeding packing auger, 5. the chamber of glowing, 6. garbage fuel, 7. material slag, 8. agitating device, 9. air inlet, 10. air-blast device, 11. ignition device, 12. stirring motor, 13. discharge door control device, 14. feeding gate, 15. material toggling motor, 16. poking device, 17. pipe, 18. detection of exhaust gas compositions device, 19. smoke-intake pipe, 20. upper detection head, 21. lower detection head, 22. discharging auger, 23. discharge door, 24. discharging motor, 25. material inder pot, 26. water storage cavity, 27. waffle slab, 28. delivery port, 29. inserts, 30. clean room, 31. filter chamber, 32. escape pipe, 33. filter course, 34. valve, 35. ajutage, 36. by-pass cock, 37. cartridge, 38. stove and accessory, 39. furnace chamber, 40. deflector, 41. airflow orifice.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings the specific embodiment of technical solution of the present invention is further described.
Embodiment 1
In the embodiment 1 shown in Fig. 1, a kind of waste fuel fuming furnace system, comprise for fuming device and stove and accessory by garbage fuel 6 fumings, described fuming device comprises the chamber 5 of glowing, and the top of the chamber of glowing is provided with feed arrangement, and described feed arrangement comprises hopper 1 and the feeding packing auger 4 be connected with hopper, described feeding packing auger is horizontally disposed with, driven by charging motor 2, be provided with feeding gate 14 between hopper and feeding packing auger, described feeding gate is connected with feeding gate control device 3.Glow chamber bottom is provided with for the material slag 7 by after the garbage fuel burning and discharges drawing mechanism, the garbage fuel ignition device 11 of the chamber of glowing and the air inlet 9 be connected with air-blast device 10, described drawing mechanism comprises discharging auger 22 and discharging opening, the discharging opening below arranges material inder pot 25, to store the material slag of discharging; Described discharging auger vertically arranges, and by discharging motor 24, is driven, and is provided with discharge door 23 between discharging auger and discharging opening, and described discharge door is connected with discharge door control device 13.The sidewall of chamber of glowing is provided with the garbage fuel position detecting device, described garbage fuel position detecting device comprises detection head 20 and lower detection head 21, described upper detection head is arranged on the top of the chamber sidewall that glows, and lower detection head is arranged on the middle part of the chamber sidewall that glows.The glow top of chamber is provided with pipe 17, pipe connects flue gas processing device, described flue gas processing device comprises clean room 30 and is arranged on the inserts 29 in clean room, the mixture that inserts is charcoal and cobblestone, the volume ratio of two kinds of inserts is 1 to 1.2, and the volume of inserts is 86% of clean room's volume; The top of clean room is provided with smoke-intake pipe 19, middle part is provided with escape pipe 32, escape pipe connects the cartridge 37 of stove and accessory 38 by detection of exhaust gas compositions device 18, described stove and accessory comprises a deflector 40 of the oven cavity opening side of cylindrical chamber 39 and setting, deflector is provided with the airflow orifice 41 of a row annular arrangement, the cartridge of described stove and accessory is on the tangential direction of furnace chamber sidewall, and described cartridge is by by-pass cock 36 and ajutage 35 be connected with air-blast device (being shown in Fig. 3 Fig. 4).Clean room is provided with filter near the position of escape pipe, described filter comprises filter chamber 31, described filter chamber is provided with downward opening, be provided with filter course 33 in filter chamber, the position of described filter course is higher than the opening of filter chamber and lower than escape pipe, the stainless (steel) wire that described filter course is sandwich construction.The water storage cavity 26 that the bottom of clean room also is provided with delivery port 28 and is communicated with delivery port, be provided with waffle slab 27 between the inserts in water storage cavity and clean room, be provided with valve 34 between water storage cavity and delivery port.Described waste fuel fuming furnace system also comprises automatic control system, and described automatic control system connects feeding gate control device and feeding packing auger, discharge door control device and discharging auger, air-blast device, detection of exhaust gas compositions device, upper detection head and lower detection head.
In the embodiment 2 shown in Fig. 2, the top, chamber of glowing is provided with poking device 16, and described poking device is interdigital structure, and poking device connects material toggling motor 15; Glow chamber bottom is provided with agitating device 8, and described agitating device is interdigital structure, and agitating device connects stirring motor 12.The mixture that inserts in clean room is charcoal and porcelain ring, the volume ratio of two kinds of inserts is 1 to 1.3, and the volume of inserts is 91% of clean room's volume, and all the other are identical with embodiment 1.
The control method of above-mentioned waste fuel fuming furnace system, its core is: the volumetric concentration of contained carbon monoxide and carbon dioxide in the flue gas that automatic control system is exported by detection of exhaust gas compositions device detection clean room, calculate the concentration ratio of carbon monoxide and carbon dioxide and compare with the setting value of system, in limited time upper higher than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system is by the glow intake of chamber of air-blast device increase; Lower in limited time lower than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system reduces the intake of the chamber of glowing by air-blast device; When the concentration ratio of carbon monoxide and carbon dioxide is in range of set value, the air output that automatic control system maintains air-blast device is constant.
When waste fuel fuming furnace system has just been brought into use, select dry garbage fuel as crop material, cavings, sawdust, branch leaf etc. acts as a fuel, garbage fuel is placed in hopper, open feeding gate and feeding packing auger, garbage fuel is imported to the chamber of glowing, when garbage fuel approaches while filling, upper detection head sends signal, automatic control system is closed feeding gate and feeding packing auger, open make the to glow garbage fuel burning of chamber of ignition device and air-blast device, after stablizing the regular hour, the fuel gas that chamber produces that glows is exported by gas outlet, use acts as a fuel.After steady operation, the volumetric concentration of contained carbon monoxide and carbon dioxide in the flue gas that automatic control system is exported by detection of exhaust gas compositions device detection clean room, calculate the concentration ratio of carbon monoxide and carbon dioxide and compare with the setting value of system, in limited time upper higher than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system is by the glow intake of chamber of air-blast device increase; Lower in limited time lower than setting value when the concentration ratio of carbon monoxide and carbon dioxide, automatic control system reduces the intake of the chamber of glowing by air-blast device; When the concentration ratio of carbon monoxide and carbon dioxide is in range of set value, the air output that automatic control system maintains air-blast device is constant.By above-mentioned control measure the glow burning state of indoor garbage fuel in the best of guaranteeing to glow, the fuel gas of the indoor generation that makes to glow maximizes.When the indoor garbage fuel that glows is depleted to height lower than lower detection head, lower detection head sends signal, automatic control system is opened feeding gate and feeding packing auger and is carried out feed supplement and open discharge door and discharging auger simultaneously and will partly expect that slag discharges the chamber of glowing, the time of usually discharging the material slag is less than feed time, to guarantee to glow, the indoor fuel glowed is not discharged from, the smoldering process of indoor fuel of making to glow carries out continuously, can because of the carrying out of input and output material, not occur stopping.From glowing, chamber flue gas out enters clean room, after the inserts with in clean room fully contacts, steam in flue gas, dust etc. are removed significantly, flue gas after purification by the detection of exhaust gas compositions device after finally from the escape pipe output of clean room and be mixed into stove and accessory with the part fresh air of air-blast device shunting, light and stove and accessory can be cooked for cooking etc., can meet urban residents' daily life needs.
Claims (7)
1. a waste fuel fuming furnace system, it is characterized in that: comprise for fuming device and stove and accessory by the garbage fuel fuming, described fuming device comprises the chamber of glowing (5), the glow top of chamber is provided with feed arrangement, bottom is provided with drawing mechanism, ignition device (11) and the air inlet (9) be connected with air-blast device (10), the glow top of chamber is provided with pipe (17), pipe connects flue gas processing device, described flue gas processing device comprises clean room (30) and is arranged on the inserts (29) in clean room, the top of clean room is provided with smoke-intake pipe (19), middle part is provided with escape pipe (32), escape pipe connects the cartridge (37) of stove and accessory (38) by detection of exhaust gas compositions device (18), clean room is provided with filter near the position of escape pipe, the bottom of clean room also is provided with delivery port (28), described waste fuel fuming furnace system also comprises automatic control system, described automatic control system connects feed arrangement, drawing mechanism, air-blast device and detection of exhaust gas compositions device, described filter comprises filter chamber (31), described filter chamber is provided with downward opening, be provided with filter course (33) in filter chamber, the position of described filter course is higher than the opening of filter chamber and lower than escape pipe, the stainless (steel) wire that described filter course is sandwich construction, inserts in described clean room is mixture or the mixture of charcoal and porcelain ring or the mixture of charcoal and glass marble that comprises charcoal and cobblestone, and the volume of described inserts is 86% to 91% of clean room's volume.
2. waste fuel fuming furnace system according to claim 1, it is characterized in that described stove and accessory comprises a deflector (40) of the oven cavity opening side of cylindrical chamber (39) and setting, deflector is provided with the airflow orifice (41) of a row annular arrangement, the cartridge of described stove and accessory is on the tangential direction of furnace chamber sidewall, and described cartridge is connected with air-blast device by by-pass cock (36) and ajutage (35).
3. waste fuel fuming furnace system according to claim 1, it is characterized in that described feed arrangement comprises hopper (1) and the feeding packing auger (4) be connected with hopper, described feeding packing auger is horizontally disposed with, be provided with feeding gate (14) between hopper and feeding packing auger, described feeding gate is connected with feeding gate control device (3).
4. waste fuel fuming furnace system according to claim 1, it is characterized in that described drawing mechanism comprises discharging auger (22) and discharging opening, described discharging auger vertically arranges, be provided with discharge door (23) between discharging auger and discharging opening, described discharge door is connected with discharge door control device (13).
5. waste fuel fuming furnace system according to claim 1, is characterized in that the described top, chamber of glowing is provided with poking device (16), and described poking device is interdigital structure, and poking device connects material toggling motor (15); The described bottom, chamber of glowing is provided with agitating device (8), and described agitating device is interdigital structure, and agitating device connects stirring motor (12).
6. according to claim 1 or 2 or 3 or 4 or 5 described waste fuel fuming furnace systems, the sidewall of chamber of it is characterized in that glowing is provided with the garbage fuel position detecting device, described garbage fuel position detecting device comprises detection head (20) and lower detection head (21), described upper detection head is arranged on the top of the chamber sidewall that glows, lower detection head is arranged on the middle part of the chamber sidewall that glows, and upper detection head and lower detection head all connect automatic control system.
7. according to claim 1 or 2 or 3 or 4 or 5 described waste fuel fuming furnace systems, the bottom that it is characterized in that clean room is provided with the water storage cavity (26) be communicated with delivery port, be provided with waffle slab (27) between inserts in water storage cavity and clean room, be provided with valve (34) between water storage cavity and delivery port.
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| CN104059693B (en) * | 2014-07-01 | 2015-11-25 | 辽宁科技大学 | The tiny structure biomass gasifying furnace that a kind of charging is adjustable |
| CN106918039B (en) * | 2017-03-22 | 2018-10-26 | 山东理工大学 | A kind of biomass molding fuel solid-phase low-temperature, gas phase high-temp combustion device |
| CN106949460B (en) * | 2017-03-22 | 2018-10-26 | 山东理工大学 | A kind of burner of biomass molding fuel solid-phase low-temperature, gas phase high-temp combustion |
| CN110006053B (en) * | 2019-03-27 | 2024-08-02 | 湖南薪火传环保科技有限责任公司 | Mixed combustion range and garbage gasification incinerator |
| CN111594851A (en) * | 2020-06-02 | 2020-08-28 | 重庆科技学院 | Smoldering garbage incineration treatment device |
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