CN209456367U - System for treating municipal solid waste - Google Patents
System for treating municipal solid waste Download PDFInfo
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- CN209456367U CN209456367U CN201821807961.3U CN201821807961U CN209456367U CN 209456367 U CN209456367 U CN 209456367U CN 201821807961 U CN201821807961 U CN 201821807961U CN 209456367 U CN209456367 U CN 209456367U
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Abstract
The utility model discloses a kind of system for treating municipal solid waste, comprising: heap filters device；Sorting unit, sorting unit are located at the downstream of heap filter device；Crushing device, crushing device are located at the downstream of sorting unit；Pyrolysis reactor, pyrolysis reactor are located at the downstream of crushing device, and pyrolysis reactor has pyrolysis oil gas vent and pyrolysis solid outlet；There is dechlorination import and dechlorination to export by dechlorinator, dechlorinator, and dechlorination import is connected with pyrolysis oil gas vent；Gasify oxidizing tower, and gasification oxidizing tower is respectively connected with pyrolysis solid outlet and dechlorination outlet；Dust-extraction unit, dust-extraction unit are located at the downstream of gasification oxidizing tower；Heat exchanger, heat exchanger are located at the downstream of dust-extraction unit.System for treating municipal solid waste according to the present utility model effectively prevents generating the products such as dioxin in later period gasification oxidation reaction, and entire process environments have spatter property, do not bring secondary pollution.Moreover, the clean fuel gas tar content generated is low, pyrolysis gas calorific value is higher.
Description
Technical field
The utility model relates to pyrolytic technique fields, more particularly, to a kind of system for treating municipal solid waste.
Background technique
With the raising of human living standard, domestic waste such as: stationery, plastics, fabric, glass, metal Isoquant
Also the situation of sharp increase is presented, China's house refuse annual output has reached 2.5 hundred million tons, and annual also with 5% or so speed
Degree increases.Recrementitious problem of environmental pollution has had attracted worldwide attention, but its processing is still world-class
Problem.
The common Disposal of Domestic technology in China has landfill, burning etc..Early stage mostly uses Landfill, has exposed and has accounted for
Ground is big, there are risk of environmental pollution, resource utilization rate be low etc., many defects, present incineration technology can not also be got rid of always
The secondary pollutions problems such as dioxin, heavy metal flying dust.Domestic garbage pyrolysis is research and development direction more popular at present, i.e.,
House refuse thermal cracking under anaerobic state is the process of pyrolysis gas with high added value, pyrolysis oil and pyrolytic carbon product.It is existing
Have studies have shown that pyrolysismethod advantageously accounts for the secondary pollutions emission problem such as dioxin, heavy metal and flying dust, it can be further
" the innoxious, minimizing, recycling " for improving house refuse is horizontal, and pyrolytic technique is applied to Disposal of Domestic field potentiality
It is huge.But pyrolysis processing technology is there are still refuse pyrolysis tar quality is lower at present, utility value is not high, in pyrolysis gas
Tar is difficult to the problems such as effectively removing.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose that a kind of system for treating municipal solid waste, the gas tar oil content of generation are low.
According to the system for treating municipal solid waste of the utility model embodiment, comprising: heap filters device, and the heap filters device
Suitable for reducing the moisture content of the house refuse；Sorting unit, the sorting unit is located at the downstream of the heap filter device, described
Sorting unit is used to sub-elect the inorganic matter and metal in the house refuse；Crushing device, the crushing device are located at described
The downstream of sorting unit, the crushing device are used to the inorganic matter and the metal being crushed to prescribed particle size；Pyrolytic reaction
Device, the pyrolysis reactor are located at the downstream of the crushing device, and the pyrolysis reactor has pyrolysis oil gas vent and pyrolysis
Solid outlet, the inorganic matter and the metal for being crushed to the prescribed particle size are suitable for carrying out heat in the pyrolysis reactor
Solution；There is dechlorination import and dechlorination to export by dechlorinator, the dechlorinator, the dechlorination import and the pyrolysis oil gas vent phase
Even；Gasify oxidizing tower, and the gasification oxidizing tower is respectively connected with the pyrolysis solid outlet and dechlorination outlet；Dedusting dress
It sets, the dust-extraction unit is located at the downstream of the gasification oxidizing tower；Heat exchanger, the heat exchanger are located under the dust-extraction unit
Trip.
According to the system for treating municipal solid waste of the utility model embodiment, pyrolysis oil gas is removed in advance by dechlorinator
Middle chlorine-containing gas, so that effectively preventing products, the entire process environments such as generation dioxin in later period gasification oxidation reaction has
Spatter property does not bring secondary pollution.Moreover, the clean fuel gas tar content generated is low, subsequent workshop section such as internal combustion engine can satisfy
The requirement that power generation, domestic gas burn to pyrolysis gas, pyrolysis gas calorific value are higher.
Some embodiments according to the present utility model, the gasification oxidizing tower include tower body and are located at the intracorporal material of the tower
Plate is formed with multiple air-flow through-holes on the flitch, and pyrolysis oil and gas import, gasifying agent import, pyrolysis are formed on the tower body
Charcoal import and gas outlet, the pyrolysis oil and gas import and gasifying agent import are located at the lower section of the flitch, and the pyrolytic carbon
Import and the gas outlet are located at the top of the flitch, wherein the pyrolysis oil gas import and the pyrolysis oil gas vent phase
Even, the pyrolytic carbon import is connected with the pyrolysis solid outlet.
Some embodiments according to the present utility model, the dechlorinator is interior to be equipped with alkaline metal oxide.
Some embodiments according to the present utility model, the alkaline metal oxide are calcium oxide or iron oxide.
Some embodiments according to the present utility model, the dust-extraction unit are cyclone separator.
Some embodiments according to the present utility model, the heat exchanger are dividing wall type heat exchanger.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the process flow chart according to the city house refuse treatment method of the utility model embodiment；
Fig. 2 is the schematic diagram according to the gasification oxidizing tower of the utility model embodiment.
Appended drawing reference:
100: system for treating municipal solid waste；
1: heap filters device；2: sorting unit；
3: crushing device；4: pyrolysis reactor；5: dechlorinator；
6: gasification oxidizing tower；61: tower body；62: flitch；
611 pyrolysis oil and gas imports；612: gasifying agent import；
613: pyrolytic carbon import；614: gas outlet；
7: dust-extraction unit；8: heat exchanger.
Specific embodiment
It describes below with reference to Fig. 1-Fig. 2 according to the system for treating municipal solid waste of the utility model embodiment and processing side
Method.
As shown in Figure 1, according to the system for treating municipal solid waste 100 of the utility model embodiment, including heap filters device
1, sorting unit 2, crushing device 3, pyrolysis reactor 4, dechlorinator 5, gasification oxidizing tower 6, dust-extraction unit 7 and heat exchanger 8.
Specifically, heap filter device 1 is suitable for reducing the moisture content of house refuse.Sorting unit 2 is located under heap filter device 1
Trip, sorting unit 2 are used to sub-elect the inorganic matter and metal in house refuse.Crushing device 3 is located at the downstream of sorting unit 2,
Crushing device 3 is used to inorganic matter and metal being crushed to prescribed particle size.Pyrolysis reactor 4 is located at the downstream of crushing device 3, pyrolysis
Reactor 4 has pyrolysis oil gas vent and pyrolysis solid outlet, and the inorganic matter and metal for being crushed to prescribed particle size are suitable for being pyrolyzed
It is pyrolyzed in reactor 4.There is dechlorinator 5 dechlorination import and dechlorination to export, the pyrolysis oil of dechlorination import and pyrolysis reactor 4
Gas outlet is connected.Gasification oxidizing tower 6 is respectively connected with the pyrolysis solid outlet of pyrolysis reactor 4 and the dechlorination outlet of dechlorinator 5.
Dust-extraction unit 7 is located at the downstream of gasification oxidizing tower 6.Heat exchanger 8 is located at the downstream of dust-extraction unit 7.
For example, house refuse can for example expect to cheat heap filter 3~4 days by storage heap filter device 1, make moisture content be reduced to 30~
Between 45%；Then by sorting process, the inorganic matter and metal component in house refuse are filtered out；Then, by refuse breaking
Enter pyrolysis reactor 4 to 10~100mm (can be adjusted according to pyrolytic process).
Anoxybiotic pyrolysis occurs in pyrolysis reactor 4 for rubbish, and for pyrolysis temperature at 600~900 DEG C, pyrolysis oil gas can be by drawing
Blower is drawn, and removes chlorine-containing gas subsequently into dechlorinator 5.The pyrolytic carbon that refuse pyrolysis generates can be by discharging screw
Into gasification oxidizing tower 6.Pyrolysis oil gas enters gasification oxidizing tower 6 and is mixed with gasifying agent, and pyrolysis oil gas is anti-because oxidation occurs
It answers and releases amount of heat, then contacted in gasification oxidizing tower 6 with pyrolytic carbon and reduction reaction occurs, further decrease tar
Content.Later, pyrolysis gas enters dust-extraction unit 7, removes fine particle present in pyrolysis gas, then utilizes 8 pairs of heat of heat exchanger
It vents one's spleen and is cooled down and recycled energy in pyrolysis gas.
According to the system for treating municipal solid waste 100 of the utility model embodiment, pyrolysis is removed in advance by dechlorinator 5
Chlorine-containing gas in oil gas, to effectively prevent generating the products such as dioxin, entire process environments in later period gasification oxidation reaction
With spatter property, secondary pollution is not brought.Moreover, the clean fuel gas tar content generated is low, it is such as interior to can satisfy subsequent workshop section
The requirement that fuel engine power generation, domestic gas burn to pyrolysis gas, pyrolysis gas calorific value are higher.
Some embodiments according to the present utility model, referring to Fig. 2, gasification oxidizing tower 6 includes tower body 61 and is located at tower body 61
Interior flitch 62 is formed with multiple air-flow through-holes on flitch 62, be formed on tower body 61 pyrolysis oil and gas import 611, gasifying agent into
Mouth 612, pyrolytic carbon import 613 and gas outlet 614, are pyrolyzed oil and gas import 611 and gasifying agent import 612 is located under flitch 62
Side, and pyrolytic carbon import 613 and gas outlet 614 are located at the top of flitch 62, wherein pyrolysis oil and gas import 611 and pyrolytic reaction
The pyrolysis oil gas vent of device 4 is connected, and pyrolytic carbon import 613 is connected with the pyrolysis solid outlet of pyrolysis reactor 4.It lives as a result,
After refuse pyrolysis oil gas dechlorination gasification oxidizing tower 6 in lower part carry out gasification reaction, then gasification oxidizing tower 6 top with
Reduction reaction occurs for pyrolytic carbon contact, so as to reduce tar content well, realizes gasification and partial oxidation reaction, improves
Gas heating value
Some embodiments according to the present utility model, dechlorinator 5 is interior to be equipped with alkaline metal oxide.Optionally, alkalinity gold
Belonging to oxide is calcium oxide or iron oxide etc..Alkaline metal oxide there are one can remove pyrolysis oil gas in chlorine-containing gas,
It prevents the later period from reacting generation dioxin with oxygen in gasification oxidizing tower 6 and brings secondary pollution；Two can serve as pyrolytic tar catalysis
Cracking reaction catalyst, energy performing catalytic pyrolysis on tar improves pyrolysis gas at small molecule hydrocarbon under the conditions of the reaction temperature
Calorific value.
Optionally, dust-extraction unit 7 is cyclone separator.Good dedusting effect as a result,.
Optionally, heat exchanger 8 is dividing wall type heat exchanger 8.It is cooling as a result, to reduce pyrolysis gas temperature, and generate low-pressure steam
For subsequent workshop section's demand, to improve entire process flow heat utilization efficiency, the secondary pollutions such as waste water are not generated.
Below with reference to being specifically described according to the system for treating municipal solid waste 100 of the utility model above-described embodiment pair
The processing of house refuse.
Somewhere house refuse heap is filtered 4 days, and moisture content is reduced to 34%, by sorting, is crushed, is filtered out in house refuse
Inorganic matter and metal component to granularity enter pyrolysis reactor 4 after being 30~50mm.
Granularity is that anoxybiotic pyrolysis, pyrolysis temperature occur in pyrolysis reactor 4 for the inorganic matter of 30~50mm and metal component
It is 800 DEG C, pyrolysis time 1.5h, pyrolysis oil gas is directly entered dechlorinator 5 by air-introduced machine extraction, into the pyrolysis of dechlorinator 5
Oil gas temperature is about 680 DEG C, and 5 fill of dechlorinator is the calcium oxide that partial size is more than or equal to 5mm.It is pyrolyzed oil gas and passes through dechlorinator 5
Enter gasification oxidizing tower 6 and gasifying agent hybrid reaction afterwards, gasifying agent is that (oxygen rubs with vapor for the gaseous mixture of oxygen and vapor
, than being 3:1, gasifying agent and pyrolysis oil air volume ratio for 0.15:1), pyrolysis oil gas occurs to aoxidize anti-by gasification oxidizing tower 6 for you
It answers, control reaction temperature is higher than 900 DEG C, and rear gasification 6 top of oxidizing tower that enters is connect with the pyrolytic carbon from pyrolysis reactor 4
Raw reduction reaction is triggered, reaction temperature is about 750 DEG C.Through detecting after the oxidizing tower 6 that gasifies, pyrolysis gas tar content is down to
18mg/Nm3, can satisfy such as requirement of internal combustion engine, Industrial Boiler to pyrolysis gas reuse of subsequent workshop section.
Clean fuel gas temperature after cyclone separator is about 600 DEG C, then using dividing wall type water cooling heat exchanger 8 to pyrolysis gas
Cool down, recycle heat in pyrolysis gas and generate low-pressure steam, pyrolysis gas temperature temperature after heat exchanger 8 is reduced to room temperature
Enter air accumulator afterwards to recycle, pyrolysis gas calorific value is 2581kcal/Nm3。
According to the system for treating municipal solid waste 100 of the utility model embodiment, the same of the quality of pyrolysis gas is being improved
When, the content in tar can be reduced as much as possible.
As shown in Figure 1, according to the city house refuse treatment method of the utility model embodiment, comprising the following steps:
Heap filter processing is carried out to house refuse, to reduce the moisture content of house refuse；
To by heap filter, treated that house refuse sorts, to filter out the inorganic matter and metal in house refuse；
Inorganic matter and metal are crushed to prescribed particle size；
Anoxybiotic pyrolysis is carried out to the inorganic matter and metal for being crushed to prescribed particle size, obtains pyrolysis oil gas and pyrolytic carbon；
Dechlorination processing is carried out to pyrolysis oil gas；
Will by dechlorination, treated that pyrolysis oil gas mixes generation oxidation reaction with gasifying agent, and generation is contacted with pyrolytic carbon
Reduction reaction, to reduce tar content.
House refuse heap can be filtered 3~4 days, be made in house refuse by one of example according to the present utility model
Moisture content is reduced between 30%~45%；Then, it by sorting process, filters out moisture content and is reduced between 30%~45%
House refuse in inorganic matter and metal；Then, above-mentioned inorganic matter and metal are crushed to 10mm~100mm.It is understood that
, for house refuse in above-mentioned treatment process, the number of days of heap filter, the size of moisture content and broken actual grain size can roots
It is adjusted according to actual conditions (for example, pyrolytic process), preferably to meet practical application.
Then, the inorganic matter for being crushed to 10mm~100mm and metal are pyrolyzed in oxygen-free environment, obtain pyrolysis oil
Gas and pyrolytic carbon；Then, dechlorination processing is carried out to pyrolysis oil gas, for example, the chlorine-containing gas in removing pyrolysis oil gas, it in this way can be with
Prevent the later period from mixing generation oxidation reaction with gasifying agent and contacting the production such as generation dioxin in generation reduction reaction with pyrolytic carbon
Object does not bring secondary pollution, ensure that the spatter property of entire process environments, moreover, pyrolytic tar catalytic cracking reaction can be served as
Catalyst, energy performing catalytic pyrolysis on tar improve pyrolysis gas calorific value at small molecule hydrocarbon.Later, by the pyrolysis oil after dechlorination
Gas is mixed with gasifying agent, is pyrolyzed oil gas because oxidation reaction occurs and is released amount of heat, hair is then contacted with pyrolytic carbon
Reduction reaction is given birth to, the alkali metal component in pyrolytic carbon plays catalytic action to tar, to reduce pyrolysis gas to the utmost
In tar content, meanwhile, pyrolysis oil gas occurs reduction reaction by pyrolysis layer of charcoal and carbon and generates the gases such as CO, further increases
Pyrolysis gas calorific value.
According to the city house refuse treatment method of the utility model embodiment, the clean fuel gas tar content of generation is low,
It can satisfy the requirement that subsequent workshop section such as internal combustion engine power generation, domestic gas burn to pyrolysis gas, pyrolysis gas calorific value is higher.Moreover,
By removing chlorine-containing gas in pyrolysis oil gas in advance, to effectively prevent generating the production such as dioxin in later period gasification oxidation reaction
Object, entire process environments have spatter property, do not bring secondary pollution.
Some embodiments according to the present utility model, referring to Figures 1 and 2, will by dechlorination treated pyrolysis oil gas with
Oxidation reaction occur for gasifying agent mixing and contacts generation reduction reaction with pyrolytic carbon to be carried out in gasification oxidizing tower 6.
Further, lower part and gasifying agent of the pyrolysis oil gas in gasification oxidizing tower 6 carry out gasification reaction, are then gasifying
Top in oxidizing tower 6 is contacted with pyrolytic carbon occurs reduction reaction.Thus, it is possible to reduce tar content, gasification and part are realized
Oxidation reaction improves gas heating value.
Optionally, the volume ratio for being pyrolyzed oil gas and gasifying agent is 1:0.1~1:0.5 (including endpoint value).Thus, it is possible to have
Effect guarantees that pyrolysis oil gas is sufficiently mixed with gasifying agent, guarantees that pyrolysis oil gas releases amount of heat because oxidation reaction occurs,
Reduction reaction occurs for subsequent contact with pyrolytic carbon, can be effectively ensured and further decrease tar content.
Optionally, the reaction temperature for being pyrolyzed oil gas and gasifying agent is 900 DEG C~1300 DEG C (including endpoint value).In this temperature
Under the conditions of, pyrolytic tar a part is reacted with gasifying agent generates CO, H2、CO2Equal gases, on the other hand occur secondary Pyrolysis
Small molecule hydrocarbon should be generated.
Further embodiment according to the present utility model, to inorganic matter and metal carry out anoxybiotic pyrolysis be in pyrolysis oven into
Capable, carrying out dechlorination processing to pyrolysis oil gas is carried out in dechlorinator 5, the temperature being discharged out of pyrolysis oven is 500 DEG C~
800 DEG C (including endpoint value) of pyrolysis oil gas is directly entered in dechlorinator 5.That is, having for being discharged out of pyrolysis oven is upper
The pyrolysis oil gas for stating temperature, which not cools down, is directly entered dechlorinator 5.It as a result, can catalytic pyrolysis coke under the conditions of above-mentioned reaction temperature
Oil improves pyrolysis gas calorific value at small molecule hydrocarbon.
Some embodiments according to the present utility model, after contacting generation reduction reaction with pyrolytic carbon, urban life rubbish
Rubbish processing method further comprises the steps of:
Removal contacts the particle in the pyrolysis gas for occurring to obtain after reduction reaction with pyrolytic carbon；
Pyrolysis gas after removal particle is cooled down and recycles the energy in pyrolysis gas.
Pass through the particle in removal pyrolysis gas, available more clean pyrolysis gas as a result,.After to removal particle
Pyrolysis gas cooled down and recycled the energy in pyrolysis gas, the temperature of pyrolysis gas can be reduced, and generate low-pressure steam and be used for
Subsequent workshop section's demand does not generate the secondary pollutions such as waste water to improve entire process flow heat utilization efficiency.
Optionally, gasifying agent is the gaseous mixture of oxygen and vapor.But not limited to this.
According to the city house refuse treatment method of the utility model embodiment, while to refuse pyrolysis, can go
Except the tar generated in pyrolytic process, and the tar content in pyrolysis gas can be reduced as much as possible and increases its calorific value.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ",
"upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (6)
1. a kind of system for treating municipal solid waste characterized by comprising
Heap filters device, and the heap filter device is suitable for reducing the moisture content of the house refuse；
Sorting unit, the sorting unit are located at the downstream of the heap filter device, and the sorting unit is for sub-electing the life
Inorganic matter and metal in rubbish living；
Crushing device, the crushing device are located at the downstream of the sorting unit, and the crushing device is used for the inorganic matter
Prescribed particle size is crushed to the metal；
Pyrolysis reactor, the pyrolysis reactor are located at the downstream of the crushing device, and the pyrolysis reactor has pyrolysis oil
Gas outlet and pyrolysis solid outlet, the inorganic matter and the metal for being crushed to the prescribed particle size are suitable for anti-in the pyrolysis
It answers in device and is pyrolyzed；
There is dechlorination import and dechlorination to export by dechlorinator, the dechlorinator, the dechlorination import and the pyrolysis oil gas vent phase
Even；
Gasify oxidizing tower, and the gasification oxidizing tower is respectively connected with the pyrolysis solid outlet and dechlorination outlet；
Dust-extraction unit, the dust-extraction unit are located at the downstream of the gasification oxidizing tower；
Heat exchanger, the heat exchanger are located at the downstream of the dust-extraction unit.
2. system for treating municipal solid waste according to claim 1, which is characterized in that the gasification oxidizing tower includes tower
Body and it is located at the intracorporal flitch of the tower, multiple air-flow through-holes are formed on the flitch, are formed with pyrolysis oil on the tower body
Gas import, gasifying agent import, pyrolytic carbon import and gas outlet, the pyrolysis oil and gas import and gasifying agent import are located at the material
The lower section of plate, and the pyrolytic carbon import and the gas outlet are located at the top of the flitch, wherein the pyrolysis oil gas into
Mouth is connected with the pyrolysis oil gas vent, and the pyrolytic carbon import is connected with the pyrolysis solid outlet.
3. system for treating municipal solid waste according to claim 1, which is characterized in that be equipped with alkalinity in the dechlorinator
Metal oxide.
4. system for treating municipal solid waste according to claim 3, which is characterized in that the alkaline metal oxide is
Calcium oxide or iron oxide.
5. system for treating municipal solid waste according to claim 1, which is characterized in that the dust-extraction unit is whirlwind point
From device.
6. system for treating municipal solid waste according to claim 1, which is characterized in that the heat exchanger changes for dividing wall type
Hot device.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355071A (en) * | 2018-11-02 | 2019-02-19 | 武汉博立达农业科技发展有限公司 | City house refuse treatment method and processing system |
| CN115261041A (en) * | 2022-08-22 | 2022-11-01 | 山东省科学院能源研究所 | A biomass continuous torrefaction-pyrolysis system and method |
-
2018
- 2018-11-02 CN CN201821807961.3U patent/CN209456367U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355071A (en) * | 2018-11-02 | 2019-02-19 | 武汉博立达农业科技发展有限公司 | City house refuse treatment method and processing system |
| CN109355071B (en) * | 2018-11-02 | 2024-01-26 | 武汉兰多生物科技有限公司 | Urban household garbage treatment method and treatment system |
| CN115261041A (en) * | 2022-08-22 | 2022-11-01 | 山东省科学院能源研究所 | A biomass continuous torrefaction-pyrolysis system and method |
| CN115261041B (en) * | 2022-08-22 | 2024-01-30 | 山东省科学院能源研究所 | Biomass continuous baking-pyrolysis system and method |
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