CN112735625A - Equipment and process for treating organic matters by utilizing heat carrier - Google Patents
Equipment and process for treating organic matters by utilizing heat carrier Download PDFInfo
- Publication number
- CN112735625A CN112735625A CN202110017712.4A CN202110017712A CN112735625A CN 112735625 A CN112735625 A CN 112735625A CN 202110017712 A CN202110017712 A CN 202110017712A CN 112735625 A CN112735625 A CN 112735625A
- Authority
- CN
- China
- Prior art keywords
- heat carrier
- heat
- preheating cylinder
- outlet
- solid waste
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 63
- 239000002910 solid waste Substances 0.000 claims abstract description 61
- 239000000428 dust Substances 0.000 claims abstract description 44
- 238000000197 pyrolysis Methods 0.000 claims abstract description 40
- 238000005336 cracking Methods 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 36
- 238000002156 mixing Methods 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 30
- 239000002918 waste heat Substances 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000000779 smoke Substances 0.000 claims abstract description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 40
- 239000003546 flue gas Substances 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 24
- 239000005416 organic matter Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000010881 fly ash Substances 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000011805 ball Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 abstract description 5
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000009270 solid waste treatment Methods 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 10
- 239000002699 waste material Substances 0.000 description 7
- 238000004064 recycling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 235000021190 leftovers Nutrition 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- -1 excrement Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010921 garden waste Substances 0.000 description 1
- 241000411851 herbal medicine Species 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000010806 kitchen waste Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/30—Processing
- G21F9/32—Processing by incineration
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the technical field of organic solid waste treatment, in particular to equipment and a process for treating organic matters by using a heat carrier. The equipment comprises a hopper, a material dryer, a mixing bin, an anaerobic cracking furnace, a heat carrier separation device, a heat carrier conveying device, a preheating cylinder, a first dust remover, a circulating fan, a heat exchange device, a waste heat collecting device, a second dust remover and an oil-gas separation device. The process adopts an oxygen-free heating mode to convert organic solid waste pyrolysis gas into pyrolysis gas, and pollutants such as dioxin and the like are not generated; the heat carrier is recycled among the mixing bin, the anaerobic cracking furnace and the preheating cylinder, so that the cracking efficiency is improved; the organic solid waste is heated by using a heat carrier, and the waste gas generated in the heating process is not mixed with the pyrolysis gas, so that the quality of the pyrolysis gas is improved; after dust removal, part of the smoke discharged by the preheating cylinder passes through the heat exchange device and is sent to the material drying device, and the residual smoke of the material drying device is subjected to heat recovery by the waste heat collecting device, so that the resource utilization rate is improved.
Description
Technical Field
The invention relates to the technical field of organic solid waste treatment, in particular to equipment and a process for treating organic matters by using a heat carrier.
Background
The solid and semi-solid waste materials which are produced in life activities, production and construction, and other activities of people and cannot be used for a certain time and place and are discarded and pollute the environment refer to solid waste. Wherein, the organic content of the organic solid waste accounts for more than 20 percent. Nowadays, about 62 million tons of organic solid wastes are produced in China every year, mainly from planting, animal husbandry, industrial and municipal wastes, and account for about 60 percent of the total solid waste produced. Common organic wastes include kitchen wastes, waste paper, waste plastics, waste fabrics, excrement, garden wastes in municipal domestic wastes, oil sludge in industrial solid wastes, residues of Chinese herbal medicines, textile printing and dyeing leftovers, leather industrial leftovers and the like. The organic solid waste has the characteristics of multiple sources, high yield, complex components, unfixed composition yield and large regional difference, and the putrefactive decomposition of biomass causes great pollution to the environment.
Along with the rapid development of scientific technology, mineral resources are gradually exhausted, and yesterday wastes are bound to become tomorrow resources after biological resources and human needs. The organic solid waste has high organic matter content and is flammable and can be recycled as energy. Therefore, the method has very important practical significance for reducing, harmlessly and recycling the organic solid waste.
The main treatment methods of the organic solid wastes are landfill and incineration. However, solid waste landfill occupies a large land area, part of waste is difficult to naturally degrade, and the waste exists for a long time in the landfill process, and causes secondary pollution to soil and water; the organic solid waste has obvious effect of reducing quantity by burning, and can recover partial heat energy, but the burning can cause serious environmental pollution, and harmful substances such as dioxin, acid gas, fly ash and the like are generated, and meanwhile, the related equipment is damaged. Along with the acceleration of the urbanization process, the structure of the solid waste is changed while the solid waste is increased: the organic matters are increased, the combustible matters are increased, and the available value is increased.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide equipment for treating organic matters by using a heat carrier, wherein the heat carrier is heated by using an external heat source, is directly contacted with materials for heating, is recycled, and improves the cracking efficiency; the second purpose of the invention is to provide a process for treating organic matters by using a heat carrier, which utilizes the technology of direct contact reaction between the heat carrier and solid wastes to pyrolyze and gasify organic solid wastes into pyrolysis gas, so that the organic solid wastes are converted into clean pyrolysis gas, and meanwhile, the whole process does not generate environmental pollution problems such as dioxin and the like.
One of the purposes of the invention is realized by adopting the following technical scheme:
an apparatus for treating organic matters by using a heat carrier comprises a hopper, a material dryer, a mixing bin, an anaerobic cracking furnace, a heat carrier separation device, a heat carrier conveying device, a preheating cylinder, a first dust remover, a circulating fan, a heat exchange device, a waste heat collecting device, a second dust remover and an oil-gas separation device; an organic solid waste outlet of the hopper is connected with an organic solid waste inlet of the material drying device, an organic solid waste outlet of the material drying device is connected with an organic solid waste inlet of the mixing bin, and the mixing bin is used for mixing organic solid waste with a heat carrier conveyed from the preheating bin; a mixture outlet of the mixing bin is connected with a mixture inlet of the anaerobic cracking furnace, a mixture outlet of the anaerobic cracking furnace is connected with a mixture inlet of the heat carrier separation device, a pyrolysis gas outlet of the anaerobic cracking furnace is connected with a pyrolysis gas inlet of the second dust remover, and a pyrolysis gas outlet of the second dust remover is connected with a pyrolysis gas inlet of the oil-gas separation device;
a heat carrier outlet of the heat carrier separation device is connected with a heat carrier inlet of the preheating cylinder through a heat carrier conveying device; a heat carrier outlet of the preheating cylinder is connected with a heat carrier inlet of the mixing bin; the flue gas outlet of the preheating cylinder is connected with the flue gas inlet of the first dust remover; the flue gas outlet of the first dust remover is connected with the flue gas inlet of the preheating cylinder through a circulating fan, and the flue gas outlet of the first dust remover is connected with the flue gas inlet of the material dryer through a heat exchange device; and a smoke outlet of the material dryer is connected with a smoke inlet of the waste heat collecting device.
The material drying device is used for reducing the water content of the organic solid waste, and the anaerobic cracking furnace adopts anaerobic cracking technology to treat the organic solid waste so as to convert the organic solid waste into the organic solid waste with the main component of H2、CO、CH4And C2H6The cracking gas does not produce pollutants such as dioxin and the like in the cracking process. The cracking gas contains cracking oil impurities, and after the cracking gas and the cracking oil are separated, the cracking gas can be used as one of heating sources of the preheating cylinder and can also be stored for later use.
In the anaerobic cracking furnace, a heat carrier is in direct contact with organic solid waste to heat the organic solid waste, after the reaction is completed, the heat carrier separating device separates the heat carrier in the mixture, and then the heat carrier is conveyed to the preheating cylinder through the heat carrier conveying device, and the preheating cylinder reheats the heat carrier, so that the recycling of the heat carrier is realized. And in the flue gas that the preheating section of thick bamboo produced, partly self retrieval and utilization, the material drying device is sent to behind the heat transfer device to another part flue gas, and the flue gas after the material drying device uses is sent to waste heat collection device, and waste heat collection device's heat can be reserved or be used for the electricity generation to supply each device to use. Wherein, the preheating cylinder adopts external fuel oil or gas heating heat carrier.
Further, the device for treating organic matters by using the heat carrier further comprises a tail gas treatment device, wherein a flue gas inlet of the tail gas treatment device is connected with a flue gas outlet of the waste heat collecting device.
And further, a pyrolysis gas outlet or a pyrolysis oil outlet of the oil-gas separation device is connected with the preheating cylinder. The preheating cylinder can heat the heat carrier by using pyrolysis gas or pyrolysis oil as a supplementary heat source.
Furthermore, the device for treating organic matters by using the heat carrier also comprises a crushing device, wherein an organic solid waste outlet of the crushing device is connected with an organic solid waste inlet of the hopper. Before drying, the organic solid waste needs to be crushed, so that the influence of overlarge size on subsequent treatment is avoided.
Still further, the heat carrier conveying device is one of a bucket elevator, a pneumatic conveyor or a scraper conveyor. Wherein, if large-particle carriers (such as ceramic balls, steel balls, quartz sand and the like) are selected, a bucket elevator is preferred, and if powdery heat carriers (such as fly ash, fine quartz sand, cement and the like) are selected, a pneumatic conveying device is preferred. The discharge valve of the preheating barrel is one of a dividing wheel, a flap valve or a gate valve.
Further, the second dust remover is one of a cyclone dust remover, a ceramic dust remover or a metal film dust remover.
Still further, the preheating cylinder is one of a cyclone cylinder, a vertical single cylinder preheating cylinder, a vertical multi-cylinder preheating cylinder or a horizontal preheating cylinder which are connected in series in a multi-stage manner. In particular, if a powdery heat carrier is used, a multistage cyclone in series is preferred as the preheating cylinder.
The second purpose of the invention is realized by adopting the following technical scheme:
the process for treating organic matters by utilizing a heat carrier comprises the following steps:
1) conveying the organic solid waste in the hopper to a material dryer, and mixing the dried organic solid waste and a heat carrier in a mixing bin to obtain a mixture;
2) feeding the mixture into an anaerobic cracking furnace, feeding the reacted mixture into a heat carrier separation device, separating out a heat carrier, feeding the cracked gas generated by the reaction in the anaerobic cracking furnace into a second dust remover, and then feeding the cracked gas into an oil-gas separation device, and separating the cracked gas from the cracked oil;
3) the heat carrier obtained by separation in the step 2) is sent to a preheating cylinder through a heat carrier conveying device, and the heat carrier returns to a mixing bin after being heated by the preheating cylinder;
4) and 3) after the flue gas generated by heating the preheating cylinder in the step 3) is subjected to dust removal treatment by the first dust remover, returning one part of the flue gas to the preheating cylinder again through the circulating fan, conveying the other part of the flue gas to the material dryer after passing through the heat exchange device, and feeding the flue gas discharged from the material dryer into the waste heat collecting device.
Further, in the step 1), the heat carrier is one or a composition of more than two of ceramic balls, steel balls, quartz sand, cement or fly ash.
Further, in the step 2), the reaction temperature of the anaerobic cracking furnace is 550-650 ℃.
Compared with the prior art, the invention has the beneficial effects that:
(1) a mixing bin in the device for treating organic matters by using a heat carrier is used for mixing organic solid waste and the heat carrier, the organic solid waste and the heat carrier are mixed and reacted in an anaerobic cracking furnace, and the organic solid waste is pyrolyzed and gasified into pyrolysis gas; the heat carrier separation device is used for separating the heat carrier from waste residues in the anaerobic cracking furnace, the heat carrier is conveyed to the preheating cylinder through the heat carrier conveying device, and the heat carrier returns to the mixing bin after being heated by the preheating cylinder, so that the recycling of the heat carrier is realized.
(2) The process for treating organic matters by using a heat carrier adopts an anaerobic heating mode to convert organic solid waste pyrolysis gas into pyrolysis gas, pollutants such as dioxin and the like are not generated, the pyrolysis gas is recovered, and the aim of recycling the organic solid waste is fulfilled; the heat carrier is recycled among the mixing bin, the anaerobic cracking furnace and the preheating cylinder, so that the cracking efficiency is improved; the organic solid waste is heated by using a heat carrier, and the waste gas generated in the heating process is not mixed with the pyrolysis gas, so that the quality of the pyrolysis gas is improved; after dust removal, part of the smoke discharged by the preheating cylinder passes through the heat exchange device and is sent to the material drying device, and the residual smoke of the material drying device is subjected to heat recovery by the waste heat collecting device, so that the resource utilization rate is improved.
Drawings
FIG. 1 is a view showing the connection of the apparatus of example 1;
fig. 2 is a schematic view of a preheating cylinder in embodiment 2.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Example 1
As shown in fig. 1, the present invention provides an apparatus for treating organic matters by using a heat carrier, comprising a crushing device, a hopper, a material dryer, a material mixing bin, an anaerobic cracking furnace, a heat carrier separation device, a heat carrier conveying device, a preheating cylinder, a first dust remover, a circulating fan, a heat exchange device, a waste heat collecting device, a tail gas treatment device, a second dust remover and an oil-gas separation device;
an organic solid waste outlet of the crushing device is connected with an organic solid waste inlet of the hopper; an organic solid waste outlet of the hopper is connected with an organic solid waste inlet of the material drying device, an organic solid waste outlet of the material drying device is connected with an organic solid waste inlet of the mixing bin, and the mixing bin is used for mixing organic solid waste and a heat carrier; a mixture outlet of the mixing bin is connected with a mixture inlet of the anaerobic cracking furnace, a mixture outlet of the anaerobic cracking furnace is connected with a mixture inlet of the heat carrier separation device, a pyrolysis gas outlet of the anaerobic cracking furnace is connected with a pyrolysis gas inlet of the second dust remover, and a pyrolysis gas outlet of the second dust remover is connected with a pyrolysis gas inlet of the oil-gas separation device;
a heat carrier outlet of the heat carrier separation device is connected with a heat carrier inlet of the preheating cylinder through a heat carrier conveying device; a heat carrier outlet of the preheating cylinder is connected with a heat carrier inlet of the mixing bin; the flue gas outlet of the preheating cylinder is connected with the flue gas inlet of the first dust remover; the flue gas outlet of the first dust remover is connected with the flue gas inlet of the preheating cylinder through a circulating fan, and the flue gas outlet of the first dust remover is connected with the flue gas inlet of the material dryer through a heat exchange device; the smoke outlet of the material dryer is connected with the smoke inlet of the waste heat collecting device; and a flue gas inlet of the tail gas treatment device is connected with a flue gas outlet of the waste heat collecting device. And a pyrolysis gas outlet or a pyrolysis oil outlet of the oil-gas separation device is connected with the preheating cylinder. The preheating cylinder can heat the heat carrier by using pyrolysis gas or pyrolysis oil as a supplementary heat source.
Wherein, the heat carrier selects ceramic balls with the size of 10mm, and the heat carrier conveying device is a bucket elevator. The preheating cylinder is a horizontal preheating cylinder, and a discharge valve of the preheating cylinder is a double-layer gate valve. The second dust remover is a cyclone dust remover. The waste heat collecting device is a waste heat boiler, and the heat exchange device is an air heat exchanger. The preheating cylinder is heated by external fuel gas or fuel oil, and pyrolysis gas or pyrolysis oil generated by pyrolysis can be used as a heat carrier in the supplementary fuel heating and preheating cylinder.
The process for treating organic matters by utilizing a heat carrier comprises the following steps:
1) conveying the organic solid waste to a crushing device through a belt conveyor, crushing the organic solid waste into 20mm, conveying the crushed organic solid waste to a hopper for caching through the belt conveyor, conveying materials in a storage bin to a material dryer through a quantitative belt conveyor, and mixing the dried organic solid waste and a heat carrier in a mixing bin to obtain a mixture;
2) the method comprises the following steps that a feeding push rod pushes a mixture into an anaerobic cracking furnace, the reaction temperature of the anaerobic cracking furnace is 550-650 ℃, a reacted mixture is sent into a heat carrier separation device, a heat carrier is separated out, pyrolysis gas generated by reaction in the anaerobic cracking furnace firstly enters a second dust remover and then enters an oil-gas separation device, and the pyrolysis gas and pyrolysis oil are separated;
3) the heat carrier obtained by separation in the step 2) is sent to a preheating cylinder through a heat carrier conveying device, and after being heated to 650 ℃ through the preheating cylinder, the heat carrier returns to a mixing bin again;
4) and 3) after the flue gas generated by heating of the preheating cylinder in the step 3) is subjected to dust removal treatment by the first dust remover, returning one part of the flue gas to the preheating cylinder again by the circulating fan, conveying the other part of the flue gas to the material dryer after passing through the heat exchange device, conveying the flue gas discharged from the material dryer into a waste heat collecting device, and after the waste heat collecting device recovers redundant heat, conveying the flue gas to a tail gas treatment device for purification and then discharging.
Example 2
Example 2 differs from example 1 in that: the heat carrier of embodiment 2 is fly ash with the size of 20-120 mu m, and the heat carrier conveying device is a pneumatic conveyor. As shown in fig. 2, the preheating cylinder is a cyclone cylinder with three stages connected in series. The heat carrier is heated inside the three cyclones.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. An apparatus for treating organic matters by using a heat carrier is characterized by comprising a hopper, a material dryer, a mixing bin, an anaerobic cracking furnace, a heat carrier separation device, a heat carrier conveying device, a preheating cylinder, a first dust remover, a circulating fan, a heat exchange device, a waste heat collecting device, a second dust remover and an oil-gas separation device; an organic solid waste outlet of the hopper is connected with an organic solid waste inlet of the material drying device, an organic solid waste outlet of the material drying device is connected with an organic solid waste inlet of the mixing bin, and the mixing bin is used for mixing organic solid waste with a heat carrier conveyed from the preheating bin; a mixture outlet of the mixing bin is connected with a mixture inlet of the anaerobic cracking furnace, a mixture outlet of the anaerobic cracking furnace is connected with a mixture inlet of the heat carrier separation device, a pyrolysis gas outlet of the anaerobic cracking furnace is connected with a pyrolysis gas inlet of the second dust remover, and a pyrolysis gas outlet of the second dust remover is connected with a pyrolysis gas inlet of the oil-gas separation device;
a heat carrier outlet of the heat carrier separation device is connected with a heat carrier inlet of the preheating cylinder through a heat carrier conveying device; a heat carrier outlet of the preheating cylinder is connected with a heat carrier inlet of the mixing bin; the flue gas outlet of the preheating cylinder is connected with the flue gas inlet of the first dust remover; the flue gas outlet of the first dust remover is connected with the flue gas inlet of the preheating cylinder through a circulating fan, and the flue gas outlet of the first dust remover is connected with the flue gas inlet of the material dryer through a heat exchange device; and a smoke outlet of the material dryer is connected with a smoke inlet of the waste heat collecting device.
2. The apparatus for treating an organic matter by using a heat carrier according to claim 1, wherein the apparatus for treating an organic matter by using a heat carrier further comprises a tail gas treatment device, and a flue gas inlet of the tail gas treatment device is connected with a flue gas outlet of the waste heat collecting device.
3. The apparatus for treating organic matter by using heat carrier according to claim 1, wherein the pyrolysis gas outlet or the pyrolysis oil outlet of the oil-gas separation device is connected with the preheating cylinder.
4. The apparatus for treating an organic matter by using a heat carrier according to claim 1, further comprising a crushing device, wherein an organic solid waste outlet of the crushing device is connected with an organic solid waste inlet of the hopper.
5. The apparatus for treating an organic matter using a heat carrier according to claim 1, wherein the heat carrier transporting device is one of a bucket elevator, a pneumatic conveyor, and a scraper conveyor.
6. The apparatus for treating an organic matter using a heat carrier according to claim 1, wherein the second dust collector is one of a cyclone dust collector, a ceramic dust collector, or a metal film dust collector.
7. The apparatus for treating an organic matter using a heat carrier according to claim 1, wherein the preheating cylinder is one of a cyclone cylinder, a vertical single-cylinder preheating cylinder, a vertical multi-cylinder preheating cylinder, or a horizontal preheating cylinder connected in series in a multi-stage manner.
8. The process for treating the organic matter by using the heat carrier as set forth in any one of claims 1 to 7, which comprises the steps of:
1) conveying the organic solid waste in the hopper to a material dryer, and mixing the dried organic solid waste and a heat carrier in a mixing bin to obtain a mixture;
2) feeding the mixture into an anaerobic cracking furnace, feeding the reacted mixture into a heat carrier separation device, separating out a heat carrier, feeding the cracked gas generated by the reaction in the anaerobic cracking furnace into a second dust remover, and then feeding the cracked gas into an oil-gas separation device, and separating the cracked gas from the cracked oil;
3) the heat carrier obtained by separation in the step 2) is sent to a preheating cylinder through a heat carrier conveying device, and the heat carrier returns to a mixing bin after being heated by the preheating cylinder;
4) and 3) after the flue gas generated by heating the preheating cylinder in the step 3) is subjected to dust removal treatment by the first dust remover, returning one part of the flue gas to the preheating cylinder again through the circulating fan, conveying the other part of the flue gas to the material dryer after passing through the heat exchange device, and feeding the flue gas discharged from the material dryer into the waste heat collecting device.
9. The process for treating an organic matter by using a heat carrier according to claim 8, wherein in the step 1), the heat carrier is one or a combination of more than two of ceramic balls, steel balls, quartz sand, cement or fly ash.
10. The process for treating the organic matter by using the heat carrier according to claim 8, wherein the reaction temperature of the anaerobic cracking furnace in the step 2) is 550-650 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017712.4A CN112735625A (en) | 2021-01-07 | 2021-01-07 | Equipment and process for treating organic matters by utilizing heat carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017712.4A CN112735625A (en) | 2021-01-07 | 2021-01-07 | Equipment and process for treating organic matters by utilizing heat carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112735625A true CN112735625A (en) | 2021-04-30 |
Family
ID=75590957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110017712.4A Pending CN112735625A (en) | 2021-01-07 | 2021-01-07 | Equipment and process for treating organic matters by utilizing heat carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112735625A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751214A (en) * | 2021-08-11 | 2021-12-07 | 广州维港环保科技有限公司 | System and process for resourcefully treating waste incineration fly ash |
| CN114309018A (en) * | 2021-12-28 | 2022-04-12 | 北科蕴宏环保科技(北京)有限公司 | Efficient continuous fly ash treatment system and method |
| CN114702974A (en) * | 2022-04-08 | 2022-07-05 | 西安交通大学 | Solid waste pyrolysis system based on solid heat carrier heating |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205008380U (en) * | 2015-09-30 | 2016-02-03 | 南京中医药大学 | Continuous type anaerobic pyrolysis and carbonization machine |
| CN105710114A (en) * | 2016-04-08 | 2016-06-29 | 深圳市卫力生物能源发展有限公司 | Carbonization circulation overall treatment system and method for household refuse and forestry and agricultural residues |
| CN106838917A (en) * | 2017-02-22 | 2017-06-13 | 北京航天石化技术装备工程有限公司 | The anoxybiotic pyrolysis treatment systems and method of a kind of rubbish |
| CN107891053A (en) * | 2017-11-29 | 2018-04-10 | 神雾科技集团股份有限公司 | A kind of method and system of old circuit board Pyrolyzation and debromination processing |
-
2021
- 2021-01-07 CN CN202110017712.4A patent/CN112735625A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205008380U (en) * | 2015-09-30 | 2016-02-03 | 南京中医药大学 | Continuous type anaerobic pyrolysis and carbonization machine |
| CN105710114A (en) * | 2016-04-08 | 2016-06-29 | 深圳市卫力生物能源发展有限公司 | Carbonization circulation overall treatment system and method for household refuse and forestry and agricultural residues |
| CN106838917A (en) * | 2017-02-22 | 2017-06-13 | 北京航天石化技术装备工程有限公司 | The anoxybiotic pyrolysis treatment systems and method of a kind of rubbish |
| CN107891053A (en) * | 2017-11-29 | 2018-04-10 | 神雾科技集团股份有限公司 | A kind of method and system of old circuit board Pyrolyzation and debromination processing |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751214A (en) * | 2021-08-11 | 2021-12-07 | 广州维港环保科技有限公司 | System and process for resourcefully treating waste incineration fly ash |
| CN114309018A (en) * | 2021-12-28 | 2022-04-12 | 北科蕴宏环保科技(北京)有限公司 | Efficient continuous fly ash treatment system and method |
| CN114309018B (en) * | 2021-12-28 | 2022-12-27 | 北科蕴宏环保科技(北京)有限公司 | Efficient continuous fly ash treatment system and method |
| CN114702974A (en) * | 2022-04-08 | 2022-07-05 | 西安交通大学 | Solid waste pyrolysis system based on solid heat carrier heating |
| CN114702974B (en) * | 2022-04-08 | 2023-08-29 | 西安交通大学 | Solid waste pyrolysis system based on heating of solid heat carrier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201795494U (en) | Refuse pyrolysis produced gas treatment device | |
| CN112735625A (en) | Equipment and process for treating organic matters by utilizing heat carrier | |
| CN103756697B (en) | Method and system for processing waste and sludge | |
| CN106590702B (en) | A kind of house refuse low temperature pyrogenation electricity generation system and method | |
| CN106433799A (en) | System and method for disposing household garbage | |
| CN112845504B (en) | Household garbage resource utilization treatment process | |
| CN104804775A (en) | Method and system for producing combustible gas from domestic waste through pyrolysis gasification | |
| CN109294624B (en) | Garbage melting gasification coupling coal-fired power generation system and process method thereof | |
| CN109574443A (en) | A kind of process system using self- propagating pyrolytic incineration disposition oily sludge | |
| CN103934254A (en) | System and method utilizing cement klin to co-process city household garbage | |
| CN207702472U (en) | A kind of furnace for heat dissociating solid wastes and fluidized-bed combustion boiler coupled system | |
| CN107699294B (en) | Green island type urban and rural organic waste harmless recycling treatment process | |
| CN201795495U (en) | Refuse disposal system | |
| CN113357929B (en) | Cement decomposition kiln coupled with grate and process for cooperatively disposing household garbage | |
| CN114308978A (en) | Garbage treatment system and method | |
| CN206449652U (en) | A kind of house refuse low temperature pyrogenation electricity generation system | |
| CN112779057A (en) | Comprehensive oil sludge treatment system and comprehensive oil sludge treatment method | |
| CN206143142U (en) | System for handle domestic waste | |
| CN208600439U (en) | House refuse electricity generation system | |
| CN207702471U (en) | A kind of solid waste treatment device | |
| CN110332544A (en) | A kind of fluidized bed microwave-heating residents in rural community device and method | |
| CN114308981B (en) | Multi-generation comprehensive utilization system and treatment process for treating wet garbage by supercritical water | |
| CN105157033A (en) | System and method for pyrolyzing and treating garbage | |
| CN109385311A (en) | Domestic garbage pyrolysis charcoal gasification process system and method | |
| CN211871883U (en) | Range-dividing domestic garbage drying pyrolysis purification technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210430 |
|
| RJ01 | Rejection of invention patent application after publication |