CN102382687B - System equipment for producing combustible gases by using garbage - Google Patents
System equipment for producing combustible gases by using garbage Download PDFInfo
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- CN102382687B CN102382687B CN201110231236.2A CN201110231236A CN102382687B CN 102382687 B CN102382687 B CN 102382687B CN 201110231236 A CN201110231236 A CN 201110231236A CN 102382687 B CN102382687 B CN 102382687B
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Abstract
The invention discloses system equipment for producing combustible gases by using garbage. The system equipment comprises an anaerobic reaction furnace, a gas pretreating device, a washing purifier, a chemical purifier, a constant-pressure gas storage tank, a water pool and an active carbon mixing liquid pool, wherein a gas collecting chamber of the anaerobic reaction furnace is communicated with the gas pretreating device through an exhaust pipe; the gas pretreating device, the washing purifier and the chemical purifier are communicated in sequence through a pipeline; and the chemical purifier is communicated with the constant-pressure gas storage tank through an air extracting pump. In the invention, an anaerobic combustion reaction can be undergone on solid combustible waste garbage of which the water content does not surpass 20 percent by using the anaerobic reaction furnace, and impurities such as carbon black dust, tar oil and the like mixed in combustible gases can be removed, water vapor in the gases can be separated and peculiar smell is removed by using the gas treating device, the washing purifier, the chemical purifier and the like. By adopting the system equipment, solid combustible waste garbage can be treated, so that environmental pollution is prevented, and energy is provided for industrial production and family life by using the produced combustible gases.
Description
Technical field
The present invention relates to a kind of refuse treatment plant, particularly a kind of system device that utilizes rubbish to produce inflammable gas.
Background technology
Existing useless refuse treatment has following several treatment process: one, rubbish fills up processing, and this is the mode the most extensively adopting at present, and the composting that is about to collect is deposited in refuse landfill, at sanitary fill, reaches after a certain amount of and carries out landfill at overburden soil.This processing mode is simple, but floor space is large, very serious to the pollution of surrounding enviroment, the especially nondegradable plastic garbage in rubbish, and the destructiveness that environment is caused is particularly serious.Two, first rubbish is ground into fines with disintegrating apparatus, small garbage after pulverizing can fully be burnt, putting into stove burns again, and in the process of incineration firing, also need secondary injection fuel oil combustion-supporting, this direct-fired burning generation of the rubbish heat energy that utilizes generates electricity, this is the mode of refuse treatment preferably at present and utilization, but the mode of this generating of burning away the refuse, once control bad, in Refuse Incineration Process, temperature is when 800 degree left and right, to produce a large amount of Dioxins from smoke stack emission, atmospheric pollution to periphery is very big, therefore the pollution that a lot of areas produce waste incineration and generating electricity is worried, be not accepted, therefore utilize waste incineration and generating electricity technology also therefore to promote not open.And this burning disposal rubbish utilize the equipment of the generating of burning away the refuse, expensive, invest very greatly, construction and use cost are all very large, thereby are also unfavorable for extensive popularization.How treating refuse, makes it neither can, to environment, can be reused again, and construction and use cost again less, be that people are devoted to research and wish the problem that can solve always.
Summary of the invention
The object of the invention is the deficiency existing for prior art, a kind of system device that utilizes rubbish to produce inflammable gas is provided, it comprises anaerobic reaction stove, gas pretreatment device, washing, purifying device, chemical cleaner, constant-pressure gas storage tank, pond and activated carbon mixing liquid pool, can utilize anaerobic reaction stove to comprising plastics, strap, cloth, the solid combustible refuse rubbish that the water content such as papery are no more than 20 ﹪ carries out anaerobism combustion reactions generation take carbon monoxide as main inflammable gas, and can pass through gas pretreatment device, washing, purifying device, impurity and the separation of water vapor such as the carbon black dust mixing in the removal inflammable gass such as chemical cleaner and tar, remove peculiar smell, this system device can either be to plastics, strap, cloth, the solid combustible refuse rubbish such as papery are processed, can not cause the pollution to environment, can produce again inflammable gas and provide the energy for industrial production and family life.
The object of the present invention is achieved like this: comprise anaerobic reaction stove, gas pretreatment device, washing, purifying device, chemical cleaner, constant-pressure gas storage tank, pond and activated carbon mixing liquid pool, described anaerobic reaction stove is vertical furnace, body of heater inside is separated into the reaction chamber and the dust stratification chamber that for the burning of rubbish anaerobism, produce inflammable gas with grate, body of heater top arranges dog-house and puts in reaction chamber, the sectional area of dog-house is less than the sectional area of reaction chamber, between dog-house wall and reaction chamber sidewall, form gather qi together chamber, dog-house is stamped capping, the slag notch in described dust stratification chamber is provided with fire door, described gather qi together chamber is provided with air outlet and is communicated with the inlet mouth of gas pretreatment device by vapor pipe, the position of the inlet mouth of gas pretreatment device is lower than the air outlet of gather qi together chamber, the air outlet of gas pretreatment device is communicated with the inlet mouth of washing, purifying device by pipeline, the air outlet of washing, purifying device is communicated with the inlet mouth of chemical cleaner by pipeline, the air outlet of chemical cleaner connects the inlet end of the first off-gas pump by pipeline, gas pretreatment device, washing, purifying device, the air outlet of chemical cleaner is all higher than inlet mouth separately, the outlet side of described the first off-gas pump connects constant-pressure gas storage tank by pipeline, constant-pressure gas storage tank is provided with the pneumatic tube into gas consuming device air feed, the inner chamber top of described gas pretreatment device, washing, purifying device, chemical cleaner is equipped with spray header, wherein the spray header of gas pretreatment device, washing, purifying device is by water pipe Bonding pressure water source, the spray header of chemical cleaner connects activated carbon mixing liquid pool by feed pipe, this feed pipe is provided with the first water pump, the bottom of described gas pretreatment device, washing, purifying device, chemical cleaner is equipped with downcomer, the import of downcomer is lower than inlet mouth, and the outlet of downcomer is arranged in pond and forms water seal.
The reaction chamber of described body of heater inside and dust stratification chamber separate with the oxygenating grate that open tube is made, reaction chamber is positioned at oxygenating grate top, described dust stratification chamber is positioned at oxygenating grate below, described oxygenating grate comprise encircle into the open tube of annulus and side by side interval be located at the multiple horizontal open tube in annulus, open tube is provided with some oxygenatings hole, oxygenating hole is towards anaerobism combustion zone, and laterally open tube communicates with the open tube that encircles into annulus, and this oxygenating grate connects gas blower by blast tube.
The stage casing bending of the several horizontal open tubes in the middle of described oxygenating grate raises up, and formation center has the oxygenating grate of upraised portion.
Described reaction chamber comprises anaerobism combustion zone, baking zone, gather qi together chamber from bottom to top, wherein anaerobism combustion zone is 30 ﹪ of reaction chamber height, 45～55 ﹪ of Zhan Weiying chamber, baking zone height, gather qi together chamber is 15～25 ﹪ of reaction chamber height, and described anaerobism combustion zone, baking zone, gather qi together chamber are respectively equipped with the probe of detected temperatures.
Described gas pretreatment device, washing, purifying device, chemical cleaner are the long cylindrical shell of upright setting, their inlet mouth is positioned at long cylindrical shell lower sides and the position higher than bottom downcomer import, and air outlet is positioned at long cylindrical shell top and the position higher than spray header.
The top of described gas pretreatment device is provided with peculiar smell purger, and this peculiar smell purger connects the second off-gas pump inlet end, and the second off-gas pump outlet side connects the pipeline that inserts activated carbon mixing liquid pool.
Described washing, purifying device adopts two or more washing, purifying devices formation of contacting side by side.
Described pond comprises water seal tank, cooling pool, water seal tank is communicated with cooling pool, the downcomer of described gas pretreatment device, washing, purifying device, chemical cleaner is arranged in water seal tank, cooling pool connects the spray header water pipe mineralization pressure water source of gas pretreatment device, washing, purifying device by the second water pump, activated carbon mixing liquid pool is connected with cooling pool by pipeline.
Pipeline between the first off-gas pump and constant-pressure gas storage tank is connected with charcoal filter.
The pneumatic tube for gas consuming device air feed of described constant-pressure gas storage tank is provided with the water seal arrangement for preventing tempering.
Adopt such scheme to make native system equipment in refuse treatment and utilize to have the following advantages:
1. because native system equipment comprises anaerobic reaction stove, gas pretreatment device, washing, purifying device, chemical cleaner, constant-pressure gas storage tank, pond and activated carbon mixing liquid pool etc., can be no more than water content the solid combustible refuse rubbish of 20 ﹪, the especially wherein plastics of hard degradation, straps etc. are put into anaerobic reaction stove and are carried out anaerobism combustion reactions generation take carbon monoxide as main inflammable gas, then inflammable gas are transported to gas pretreatment device successively through pipeline, washing, purifying device, chemical cleaner, constant-pressure gas storage tank, make inflammable gas pass through successively gas pretreatment device, washing, purifying device, during chemical cleaner, by gas pretreatment device, by washing, removed a large amount of carbon black dust and the tar that in inflammable gas, mix, again by washing, purifying device by washing the impurity mixing in further removal inflammable gas, then by chemical cleaner, inflammable gas is further purified, be transported to again constant-pressure gas storage tank and store, for terminal user is provided as the clean inflammable gas of the energy.So both solved solid combustible refuse rubbish, especially wherein the processing problem of the plastics of hard degradation, strap etc., can also be produced these solid combustible refuse rubbish take carbon monoxide as main combustible gas collecting and be worked the energy that is used as industrial production and family life by anaerobism combustion reactions simultaneously.
2. described in, anaerobic reaction stove is vertical furnace, body of heater inside is separated into the reaction chamber and the dust stratification chamber that for the burning of rubbish anaerobism, produce inflammable gas with grate, body of heater top arranges dog-house and puts in reaction chamber, the sectional area of dog-house is less than the sectional area of reaction chamber, between dog-house wall and reaction chamber sidewall, form gather qi together chamber, dog-house is stamped capping, and the slag notch in dust stratification chamber is provided with fire door.Like this when dog-house being covered to capping and closing after the fire door of slag notch, just can allow the rubbish that burns in reaction chamber form anaerobism combustion reactions and produce take carbon monoxide as main inflammable gas; Simultaneously, anaerobic reaction stove and accessory has relatively high reaction chamber, and allow body of heater top put in reaction chamber to arrange between dog-house wall and reaction chamber sidewall and form gather qi together chamber, be conducive to the rubbish inflammable gas that anaerobism burning produces in reaction chamber and can rise to the gathering of gather qi together chamber, and dog-house is stamped capping and can makes the inflammable gas producing in reaction chamber can directly not discharge to the external world, guarantee that thus the inflammable gas that rubbish anaerobism burn processing produces can not cause the pollution to ambient air.
3. described in, gather qi together chamber is provided with air outlet and is communicated with the inlet mouth of gas pretreatment device by vapor pipe, the position of the inlet mouth of gas pretreatment device is lower than the air outlet of gather qi together chamber, the air outlet of gas pretreatment device is communicated with the inlet mouth of washing, purifying device by pipeline, the air outlet of washing, purifying device is communicated with the inlet mouth of chemical cleaner by pipeline, the air outlet of chemical cleaner connects the inlet end of the first off-gas pump by pipeline, gas pretreatment device, washing, purifying device, the air outlet of chemical cleaner is all higher than inlet mouth separately, the outlet side of described the first off-gas pump connects constant-pressure gas storage tank by pipeline, constant-pressure gas storage tank is provided with the pneumatic tube into gas consuming device air feed, the inner chamber top of described gas pretreatment device, washing, purifying device, chemical cleaner is equipped with spray header, wherein the spray header of gas pretreatment device, washing, purifying device is by water pipe Bonding pressure water source, the spray header of chemical cleaner connects activated carbon mixing liquid pool by feed pipe, this feed pipe is provided with the first water pump, the bottom of described gas pretreatment device, washing, purifying device, chemical cleaner is equipped with downcomer, the import of downcomer is lower than inlet mouth, and the outlet of downcomer is arranged in pond and forms water seal.Thus, make the inflammable gas assembled in anaerobic reaction stove gather qi together chamber can be when the first off-gas pump work, from gather qi together chamber, be drawn out of, pass through successively gas pretreatment device, washing, purifying device, chemical cleaner, the water being sprayed by spray header and activated carbon mixed solution carry out purifying treatment, remove the impurity being mingled in inflammable gas, be conducive to the use of inflammable gas.Simultaneously because the position of the inlet mouth of gas pretreatment device is lower than the air outlet of gather qi together chamber, gas pretreatment device, washing, purifying device, the air outlet of chemical cleaner is all higher than inlet mouth separately, and gas pretreatment device, washing, purifying device, the inner chamber top of chemical cleaner is equipped with spray header, gas pretreatment device, washing, purifying device, the bottom of chemical cleaner is equipped with downcomer, the import of downcomer is lower than inlet mouth, the outlet of downcomer is arranged in pond and forms water seal, can prevent that water and activated carbon mixed solution that spray header sprays from entering in the pipeline of ventilation, and a large amount of carbon black dust of being removed by washing in gas pretreatment device and tar are along with water flows into pond from downcomer, at washing, purifying device, in chemical cleaner, removed impurity also flows into pond from downcomer with water or activated carbon mixed solution, because being arranged in pond, the outlet of downcomer forms water seal, therefore inflammable gas can not leak out from downcomer, both made the carbon black of removing, tar and impurity can enter in pond and precipitate, can effectively prevent again combustible gas leakage.
4. described in, the reaction chamber of body of heater inside and dust stratification chamber separate with the oxygenating grate that open tube is made, reaction chamber is positioned at oxygenating grate top, described dust stratification chamber is positioned at oxygenating grate below, described oxygenating grate comprise encircle into the open tube of annulus and side by side interval be located at the multiple horizontal open tube in annulus, open tube is provided with some oxygenatings hole, oxygenating hole is towards anaerobism combustion zone, and laterally open tube communicates with the open tube that encircles into annulus, and this oxygenating grate connects gas blower by blast tube.Can, when the rubbish in reaction chamber carries out black furnace igniting, by gas blower, be to supply with pressure air in stove like this, making pressure air be the oxygenating of anaerobism combustion zone from the oxygenating hole of open tube, contributes to fast rubbish to be lighted; After the incineration firing of anaerobism combustion zone, close gas blower and stop oxygenating, and close slag notch fire door and dog-house capping, make rubbish in anaerobism combustion zone, form anaerobism combustion reactions, produce thus inflammable gas.
And, the stage casing bending of the several horizontal open tubes in the middle of described oxygenating grate raises up, formation center has the oxygenating grate of upraised portion.The upraised portion at oxygenating grate center supports rubbish like this, and the rubbish bottom centre that makes to pile up on grate can form a upwards recessed pit, and this pit contributes to the anaerobism combustion efficacy of the rubbish that participates in anaerobic reaction; Rubbish carries out the ash staying after anaerobic reaction above the oxygenating grate of this structure, and in 3 ﹪ of rubbish, ash amount is few.
6. described in, reaction chamber comprises anaerobism combustion zone, baking zone, gather qi together chamber from bottom to top, wherein anaerobism combustion zone is 30 ﹪ of reaction chamber height, 45～55 ﹪ of Zhan Weiying chamber, baking zone height, gather qi together chamber is 15～25 ﹪ of reaction chamber height, and described anaerobism combustion zone, baking zone, gather qi together chamber are respectively equipped with the probe of detected temperatures.The rubbish that makes like this to participate in anaerobic reaction only accounts for the small portion of rubbish in reaction chamber, is conducive to improve the effect of anaerobic reaction, and the inflammable gas that anaerobic reaction produces is gathered in less gather qi together chamber, space, can as soon as possible inflammable gas be exported.The probe of the detected temperatures that gather qi together chamber, baking zone, anaerobism combustion zone arrange respectively simultaneously, the temperature that can also detect by the probe in each district, understands the working condition in stove, provides data, to guarantee the normal work of anaerobic reaction stove for feeding intake.
7. at the top of described gas pretreatment device, be provided with peculiar smell purger, this peculiar smell purger connects the second off-gas pump inlet end, the second off-gas pump outlet side connects the pipeline that inserts activated carbon mixing liquid pool, like this when the first off-gas pump work, second air pump inoperative of bleeding, when the first off-gas pump quits work, the second off-gas pump work of just can opening forms less negative pressure, peculiar smell in system device is incorporated in activated carbon mixing liquid pool, processed, can prevent the first off-gas pump quit work after the gas contaminate environment that directly leaks.
8. for guaranteeing that the impurity of inflammable gas can effectively be removed, described washing, purifying device adopts two or more washing, purifying devices formation of contacting side by side, makes can obtain washing, purifying repeatedly through the inflammable gas of washing, purifying device.
9. described in, pond comprises water seal tank, cooling pool, water seal tank is communicated with cooling pool, the downcomer of described gas pretreatment device, washing, purifying device, chemical cleaner is arranged in water seal tank, cooling pool connects the spray header water pipe mineralization pressure water source of gas pretreatment device, washing, purifying device by the second water pump, activated carbon mixing liquid pool is connected with cooling pool by pipeline.Can make like this carbon black dust, tar and the impurity that from downcomer, with water, fall first water seal tank, precipitate, the water of water seal tank flow into cooling pool obtain cooling after, by the second water pump, extract the spray header that flows to gas pretreatment device, washing, purifying device for washing again, can water saving, make washing water Reusability, prevent water resource waste.
10. the pipeline between the first off-gas pump and constant-pressure gas storage tank is connected with charcoal filter, further improves the purification to inflammable gas, eliminates peculiar smell.
Described in 11., the pneumatic tube for gas consuming device air feed of constant-pressure gas storage tank is provided with the water seal arrangement for preventing tempering, and the gas storage of igniting in constant-pressure gas storage tank in the time of can preventing gas consuming device generation tempering improves security.
Below in conjunction with drawings and Examples, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is anaerobic reaction furnace structure schematic diagram of the present invention;
Fig. 3 is the plan structure figure of grate in anaerobic reaction stove;
Fig. 4 is that the A-A of Fig. 3 is to sectional view.
In accompanying drawing, 1 is dust stratification chamber, 2 is grate, 2a is the open tube that encircles into annulus, 2b is hollow transverse tube, 2c is, 3 is anaerobism combustion zone, 4 is baking zone, 5 is bypass tracheae, 6 is gather qi together chamber, 7 is dog-house, 8 is capping, 9 is the probe of detected temperatures, 10 is vapor pipe, 11 is anaerobic reaction stove, 12 is viewing window, 13 is blast tube, 14 is gas blower, 15 is slag notch, 16 is fire door, 17 is oxygenating hole, 18 is gas pretreatment device, 19 is peculiar smell purger, 20 is spray header, 21 is washing, purifying device, 22 is chemical cleaner, 23 is water pipe, 24 is feed pipe, 25 is the first off-gas pump, 26 is charcoal filter, 27 is constant-pressure gas storage tank, 28 is water seal arrangement, 29 is gas consuming device, 30 is the first water pump, 31 is the second off-gas pump, 32 is the second water pump, 33 is downcomer, 34 is pond, 34a is water seal tank, 34b is cooling pool, 35 is activated carbon mixing liquid pool, 36 is pneumatic tube.
Embodiment
Referring to Fig. 1, Fig. 2, a kind of system device that utilizes rubbish to produce inflammable gas, comprises anaerobic reaction stove 11, gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22, constant-pressure gas storage tank 27, pond 34 and activated carbon mixing liquid pool 35 etc.Described anaerobic reaction stove 11 is vertical furnace, the inner reaction chamber and the dust stratification chamber 1 that produce inflammable gas for the burning of rubbish anaerobism of being separated into grate 2 of body of heater, reaction chamber is positioned at oxygenating grate 2 tops, described dust stratification chamber 1 is positioned at oxygenating grate 2 belows, described reaction chamber comprises anaerobism combustion zone 3 from bottom to top, baking zone 4, gather qi together chamber 6, body of heater top arranges dog-house 7 and puts in reaction chamber, the sectional area of dog-house 7 is less than the sectional area of reaction chamber, between dog-house wall and reaction chamber sidewall, form gather qi together chamber 6, dog-house 7 is stamped capping 8, the slag notch 15 in described dust stratification chamber 1 is provided with fire door 16.Described gather qi together chamber 6 is provided with air outlet and is communicated with the inlet mouth of gas pretreatment device 18 by vapor pipe 10, the position of the inlet mouth of gas pretreatment device 18 is lower than the air outlet of gather qi together chamber 6, the air outlet of gas pretreatment device 18 is communicated with the inlet mouth of washing, purifying device 21 by pipeline, the air outlet of washing, purifying device 21 is communicated with the inlet mouth of chemical cleaner 22 by pipeline, and the air outlet of chemical cleaner 22 connects the inlet end of the first off-gas pump 25 by pipeline.The air outlet of gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22 is all higher than inlet mouth separately.The inner chamber top of described gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22 is equipped with spray header 20, wherein the spray header 20 of gas pretreatment device 18, washing, purifying device 21 is by water pipe 23 Bonding pressure water sources, the spray header 20 of chemical cleaner 22 connects activated carbon mixing liquid pool 35 by feed pipe 24, and this feed pipe 24 is provided with the first water pump 30.The bottom of described gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22 is equipped with downcomer 33, and the import of downcomer 33 is lower than inlet mouth, and the outlet of downcomer 33 is arranged in pond 34 and forms water seal.Described washing, purifying device 21 adopts one just can realize and wash purification with water, but adopt two or more washing, purifying devices formation better effects if of contacting side by side, the present embodiment adopts two washing, purifying devices 21 formation of contacting side by side, wherein the inlet mouth of first washing, purifying device connects the air outlet of gas pretreatment device 18 by pipeline, and the air outlet of second washing, purifying device connects the inlet mouth of chemical cleaner 22 by pipeline.The outlet side of described the first off-gas pump 25 connects constant-pressure gas storage tank 27 by pipeline, and constant-pressure gas storage tank 27 is provided with the pneumatic tube into gas consuming device 29 air feed.By the first off-gas pump 25, work, in the inflammable gas suction constant-pressure gas storage tank that anaerobic reaction stove can be produced, store, for gas consuming device.But in order further to improve the decontamination effect improving of inflammable gas, can also be connected charcoal filter 26 by the pipeline between the first off-gas pump 25 and constant-pressure gas storage tank 27, make inflammable gas enter constant-pressure gas storage tank 27 after further filtering, for gas consuming device 29 provides more clean inflammable gas.
The present invention is not only confined to above-described embodiment, described gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22 are its best results of long cylindrical shell of upright setting, their inlet mouth is positioned at long cylindrical shell lower sides and the position higher than 33 imports of bottom downcomer, and air outlet is positioned at long cylindrical shell top and the position higher than spray header 20.
The present invention is not only confined to above-described embodiment, described pond 34 can also comprise water seal tank 34a, cooling pool 34b, water seal tank 34a is communicated with cooling pool 34b, the downcomer 33 of described gas pretreatment device 18, washing, purifying device 21, chemical cleaner 22 is submerged in water seal tank 34a, cooling pool 34b connects the water pipe 23 mineralization pressure water sources of the spray header 20 of gas pretreatment device 18, washing, purifying device 21 by the second water pump 32, activated carbon mixing liquid pool 35 is connected with cooling pool 34b by pipeline.The pressure water that adopts this structure to form to can be recycled is for the treatment of, washing, purifying inflammable gas, water saving so in a large number.
The present invention can also be provided with peculiar smell purger 19 at the top of described gas pretreatment device 18, and this peculiar smell purger 19 connects the second off-gas pump 31 inlet ends, and the second off-gas pump 31 outlet sides connect the pipeline that inserts activated carbon mixing liquid pool 35.Like this when the first off-gas pump 25 is worked, the second off-gas pump 31 is not worked, when the first off-gas pump 25 quits work, second off-gas pump 31 work of just can opening form less negative pressure, its pressure conventionally≤0.5pa, peculiar smell in system device is incorporated in activated carbon mixing liquid pool 35, is processed, can prevent the first off-gas pump quit work after the gas contaminate environment that directly leaks.
For improving the security of constant-pressure gas storage tank, also can on the pneumatic tube 36 for gas consuming device 29 air feed of described constant-pressure gas storage tank 27, be provided with the water seal arrangement 28 for preventing tempering, this water seal arrangement 28 adopts the cylindrical shell of sealing, part water is housed in cylindrical shell, inserting in water with the tank connected upstream extremity pneumatic tube of constant-pressure gas storage of cylindrical shell, it is gas terminal air feed that the upper end of cylindrical shell connects downstream end pneumatic tube.The tempering that makes like this gas consuming device occur is obstructed and can not be entered constant-pressure gas storage tank at the water seal arrangement 28 for preventing tempering, can protect the safety of constant-pressure gas storage tank.
Referring to Fig. 2, Fig. 3, the reaction chamber of described body of heater inside and dust stratification chamber separate with the oxygenating grate 2 that open tube is made, reaction chamber is positioned at oxygenating grate 2 tops, described dust stratification chamber 1 is positioned at oxygenating grate 2 belows, described reaction chamber comprises anaerobism combustion zone 3, baking zone 4, gather qi together chamber 6 from bottom to top, wherein anaerobism combustion zone 3 accounts for 30 ﹪ of reaction chamber height, baking zone 4 accounts for 45～55 ﹪ of reaction chamber height, gather qi together chamber 6 accounts for 15～25 ﹪ of reaction chamber height, and described anaerobism combustion zone 3, baking zone 4, gather qi together chamber 6 are respectively equipped with the probe 9 of detected temperatures.Described oxygenating grate 2 comprise encircle into the open tube 2a of annulus and side by side interval be located at the multiple horizontal open tube 2b in annulus, open tube is provided with some oxygenatings hole 17, oxygenating hole 17 is towards anaerobism combustion zone, laterally open tube 2b communicates with the open tube 2a that encircles into annulus, and this oxygenating grate 2 connects gas blower 14 by blast tube 13.
Referring to Fig. 2, Fig. 3, Fig. 4, described oxygenating grate is also not limited to above-described embodiment, and the stage casing of the several horizontal open tube 2b in the middle of oxygenating grate 2 can raise up in bending, and formation center has the oxygenating grate of upraised portion 2c.Make like this upraised portion 2c at oxygenating grate center rubbish can be supported; the rubbish bottom centre that makes on grate 2 to pile up can form a upwards recessed pit; this pit contributes to the rubbish that participates in anaerobic reaction to improve anaerobism combustion efficacy; anaerobism combustion reactions is more abundant; make rubbish above the oxygenating grate of this structure, carry out the ash staying after anaerobic reaction; 3 ﹪ that are less than rubbish, ash amount is few, is conducive to protection of the environment.Can also on 3 furnace body walls of the anaerobism combustion zone of described reaction chamber, a viewing window 12 be set, can observe the anaerobism state of combustion of rubbish in reaction chamber by this viewing window 12, to add and feed intake in time.For preventing sending larger combustion explosion sound in stove, also can arrange one for explosion-proof bypass tracheae 5 at body of heater 11, the upper port of this bypass tracheae 5 is communicated with gather qi together chamber 6, lower port puts in the center of oxygenating grate 2, be arranged in the upraised portion 2c at oxygenating grate 2 centers, this bypass tracheae 5 can be collected the inflammable gas of disperse below anaerobism combustion zone 3, and from bypass tracheae 5, guide these inflammable gass into gather qi together chamber 6, can prevent that thus too much inflammable gas is gathered in 3 belows, anaerobism combustion zone and forms combustion-supporting, cause and in stove, send larger combustion explosion sound.
While utilizing treating refuse of the present invention to produce inflammable gas, by the sorted plastics that comprise, strap, cloth, the solid combustible refuse rubbish that the water content such as papery are no more than 20 ﹪ is put into the reaction chamber of body of heater inside from dog-house, cover the capping of dog-house, opening gas blower is black furnace igniting oxygenating, once after lighting a fire successfully, close the fire door of gas blower and slag notch, making rubbish in reaction chamber, form anaerobism burning produces take carbon monoxide as main inflammable gas, inflammable gas is in gathering and the gather qi together chamber of rising, then under the negative pressure forming in the first off-gas pump work, from gather qi together chamber, enter gas pretreatment device, in gas pretreatment device, through the atomized steam of spraying, depart from carbon black and tar processing, the carbon black dust and the tar that depart from fall into pond from downcomer, through the inflammable gas that departs from carbon black and tar processing, enter washing, purifying device, the atomized steam washing, purifying through spraying in washing, purifying device, removes impurity again, and impurity falls into pond from downcomer, inflammable gas through washing, purifying enters chemical cleaner again, and the atomization activated carbon mixed solution through spraying in chemical cleaner purifies, and removes impurity and peculiar smell, and impurity falls into pond from downcomer, then through the first off-gas pump, being transported to constant-pressure gas storage tank and storing, is gas consuming device supply normal pressure or low pressure gas.
Claims (7)
1. a system device that utilizes rubbish to produce inflammable gas, it is characterized in that, comprise anaerobic reaction stove, gas pretreatment device, washing, purifying device, chemical cleaner, constant-pressure gas storage tank, pond and activated carbon mixing liquid pool, described anaerobic reaction stove is vertical furnace, body of heater inside is separated into the reaction chamber and the dust stratification chamber that for the burning of rubbish anaerobism, produce inflammable gas with grate, the reaction chamber of described body of heater inside and dust stratification chamber separate with the oxygenating grate that open tube is made, reaction chamber is positioned at oxygenating grate top, described dust stratification chamber is positioned at oxygenating grate below, described oxygenating grate comprise encircle into the open tube of annulus and side by side interval be located at the multiple horizontal open tube in annulus, open tube is provided with some oxygenatings hole, oxygenating hole is towards anaerobism combustion zone, laterally open tube communicates with the open tube that encircles into annulus, this oxygenating grate connects gas blower by blast tube, the stage casing bending of the several horizontal open tubes in the middle of described oxygenating grate raises up, formation center has the oxygenating grate of upraised portion, body of heater top arranges dog-house and puts in reaction chamber, the sectional area of dog-house is less than the sectional area of reaction chamber, between dog-house wall and reaction chamber sidewall, form gather qi together chamber, dog-house is stamped capping, the slag notch in described dust stratification chamber is provided with fire door, described gather qi together chamber is provided with air outlet and is communicated with the inlet mouth of gas pretreatment device by vapor pipe, the position of the inlet mouth of gas pretreatment device is lower than the air outlet of gather qi together chamber, the air outlet of gas pretreatment device is communicated with the inlet mouth of washing, purifying device by pipeline, the air outlet of washing, purifying device is communicated with the inlet mouth of chemical cleaner by pipeline, the air outlet of chemical cleaner connects the inlet end of the first off-gas pump by pipeline, gas pretreatment device, washing, purifying device, the air outlet of chemical cleaner is all higher than inlet mouth separately, the outlet side of described the first off-gas pump connects constant-pressure gas storage tank by pipeline, constant-pressure gas storage tank is provided with the pneumatic tube into gas consuming device air feed, described gas pretreatment device, washing, purifying device, the inner chamber top of chemical cleaner is equipped with spray header, wherein gas pretreatment device, the spray header of washing, purifying device is by water pipe Bonding pressure water source, the spray header of chemical cleaner connects activated carbon mixing liquid pool by feed pipe, this feed pipe is provided with the first water pump, described gas pretreatment device, washing, purifying device, the bottom of chemical cleaner is equipped with downcomer, the import of downcomer is lower than inlet mouth, the outlet of downcomer is arranged in pond and forms water seal, the top of described gas pretreatment device is provided with peculiar smell purger, this peculiar smell purger connects the second off-gas pump inlet end, the second off-gas pump outlet side connects the pipeline that inserts activated carbon mixing liquid pool.
2. the system device that utilizes rubbish to produce inflammable gas according to claim 1, it is characterized in that: described reaction chamber comprises anaerobism combustion zone, baking zone, gather qi together chamber from bottom to top, wherein anaerobism combustion zone is 30 ﹪ of reaction chamber height, 45～55 ﹪ of Zhan Weiying chamber, baking zone height, gather qi together chamber is 15～25 ﹪ of reaction chamber height, and described anaerobism combustion zone, baking zone, gather qi together chamber are respectively equipped with the probe of detected temperatures.
3. the system device that utilizes rubbish to produce inflammable gas according to claim 1, it is characterized in that: described gas pretreatment device, washing, purifying device, chemical cleaner are the long cylindrical shell of upright setting, their inlet mouth is positioned at long cylindrical shell lower sides and the position higher than bottom downcomer import, and air outlet is positioned at long cylindrical shell top and the position higher than spray header.
4. according to the rubbish that utilizes described in claim 1 or 3, produce the system device of inflammable gas, it is characterized in that: described washing, purifying device adopts two or more washing, purifying devices formation of contacting side by side.
5. the system device that utilizes rubbish to produce inflammable gas according to claim 1, it is characterized in that: described pond comprises water seal tank, cooling pool, water seal tank is communicated with cooling pool, the downcomer of described gas pretreatment device, washing, purifying device, chemical cleaner is arranged in water seal tank, cooling pool connects the spray header water pipe mineralization pressure water source of gas pretreatment device, washing, purifying device by the second water pump, activated carbon mixing liquid pool is connected with cooling pool by pipeline.
6. the system device that utilizes rubbish to produce inflammable gas according to claim 1, is characterized in that: the pipeline between the first off-gas pump and constant-pressure gas storage tank is connected with charcoal filter.
7. the system device that utilizes rubbish to produce inflammable gas according to claim 1, is characterized in that: the pneumatic tube for gas consuming device air feed of described constant-pressure gas storage tank is provided with the water seal arrangement for preventing tempering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110231236.2A CN102382687B (en) | 2011-08-12 | 2011-08-12 | System equipment for producing combustible gases by using garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110231236.2A CN102382687B (en) | 2011-08-12 | 2011-08-12 | System equipment for producing combustible gases by using garbage |
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| Publication Number | Publication Date |
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| CN102382687A CN102382687A (en) | 2012-03-21 |
| CN102382687B true CN102382687B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110231236.2A Expired - Fee Related CN102382687B (en) | 2011-08-12 | 2011-08-12 | System equipment for producing combustible gases by using garbage |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103060014A (en) * | 2013-02-01 | 2013-04-24 | 桂平市威颜保健食品厂 | Biomass gas purification device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2063198U (en) * | 1989-12-22 | 1990-10-03 | 朱守仁 | Grate with vent |
| CN2425277Y (en) * | 2000-06-16 | 2001-03-28 | 郭炜明 | Gasifying incinerator for municipal house refuse |
| CN2699149Y (en) * | 2004-05-21 | 2005-05-11 | 陈清明 | Returning air type dual-purpose stove with sawtooth bridge, depression bar, and band capable of burning honeycomb coal and loose coal and automatically unloading coal |
| CN1688378A (en) * | 2002-10-01 | 2005-10-26 | 维莱里奥·托基尼兹奥 | Process and plant for ultrapurifying fumes or gasses |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098911C (en) * | 1998-12-30 | 2003-01-15 | 中国科学院广州能源研究所 | Biomass gasifying and purifying circular fluid-bed system |
| CN2765907Y (en) * | 2005-05-25 | 2006-03-22 | 夏和明 | Large-scale gasification stove special for industrial use |
| CN202193766U (en) * | 2011-08-12 | 2012-04-18 | 广安市安琪日用品有限公司 | System equipment for producing combustible gas by using garbage |
-
2011
- 2011-08-12 CN CN201110231236.2A patent/CN102382687B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2063198U (en) * | 1989-12-22 | 1990-10-03 | 朱守仁 | Grate with vent |
| CN2425277Y (en) * | 2000-06-16 | 2001-03-28 | 郭炜明 | Gasifying incinerator for municipal house refuse |
| CN1688378A (en) * | 2002-10-01 | 2005-10-26 | 维莱里奥·托基尼兹奥 | Process and plant for ultrapurifying fumes or gasses |
| CN2699149Y (en) * | 2004-05-21 | 2005-05-11 | 陈清明 | Returning air type dual-purpose stove with sawtooth bridge, depression bar, and band capable of burning honeycomb coal and loose coal and automatically unloading coal |
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| CN102382687A (en) | 2012-03-21 |
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