CN107321771A - A kind of processing method of kitchen garbage - Google Patents
A kind of processing method of kitchen garbage Download PDFInfo
- Publication number
- CN107321771A CN107321771A CN201710742851.7A CN201710742851A CN107321771A CN 107321771 A CN107321771 A CN 107321771A CN 201710742851 A CN201710742851 A CN 201710742851A CN 107321771 A CN107321771 A CN 107321771A
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- kitchen garbage
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 18
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000011343 solid material Substances 0.000 claims abstract description 14
- 238000012546 transfer Methods 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 6
- 238000005191 phase separation Methods 0.000 claims abstract description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 20
- 230000018044 dehydration Effects 0.000 claims description 16
- 238000006297 dehydration reaction Methods 0.000 claims description 16
- 238000001125 extrusion Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000012071 phase Substances 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000002361 compost Substances 0.000 claims description 6
- 239000008346 aqueous phase Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000010779 crude oil Substances 0.000 claims description 3
- 238000010129 solution processing Methods 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 2
- 238000000855 fermentation Methods 0.000 claims description 2
- 230000004151 fermentation Effects 0.000 claims description 2
- 239000011368 organic material Substances 0.000 claims description 2
- 239000002912 waste gas Substances 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 claims 1
- 238000003860 storage Methods 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000010794 food waste Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 235000010980 cellulose Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
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- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The embodiment of the present invention provides a kind of processing method of kitchen garbage, including：Enter planet-shaped sorting to kitchen garbage to sort out with the bulk materials that will be greater than pre-set dimension, the unclassified stores sorted out and liquid are transported into material storing box keeps in；Then the unclassified stores and liquid in material storing box are transported in gas transfer pot by spiral conveying mechanism；Unclassified stores and liquid are transported into wet solution tank with the pressure of air compressor air storage tank to carry out with pressure after high warm and humid solution is handled being transported to surge tank；Material in surge tank is slightly squeezed, thin material is transported to the first reservoir；Thin material in first reservoir is sorted and sorts out and exports after being dehydrated so that particle diameter to be more than to the solid material of the machine pre-set dimension；Then the small material less than the machine pre-set dimension is transported to the second reservoir；Then the material in the second reservoir is separated by three phase separation mechanism.
Description
Technical field
The present invention relates to garbage collection process technical field, and in particular to a kind of processing method of kitchen garbage.
Background technology：
Now with deepening continuously for food wastes processing, curbing environmental pollution also turns into a key content.Pass
The food wastes processing mode of system is to use cracking and sorting, high-speed stirred slurrying, slagging-off, the technological measure of sand setting, is separated
Solid material and sand be sent to household refuse landfill sites or incineration plant.From practical experience for many years, the slurrying of this method
Effect is not ideal, there is problems with：
One be organic matter loss it is big；
Two, which be that full dose is broken, can make many inorganic matters be broken to form substantial amounts of fine sand, can to subsequent pump conveying and
Helical feed brings very big difficulty, i.e., the wear liner of various equipment is serious, and maintenance cost is too high and maintenance difficult
Three be that can produce substantial amounts of percolate in assorting room, and this solid material containing percolate is difficult conveying and causes car
Between internal secondary pollution.
This traditional reception sorts mode processing time length, labor intensity is big, working environment is poor, secondary pollution is serious,
Quick at this stage, efficiently, environmentally friendly garbage disposal requirement is not adapted to.
The content of the invention：
For the problem of food waste treatment equipment is present in the prior art, the technical problem to be solved of the embodiment of the present invention
Be propose a kind of high treating effect, the processing method of highly efficient and short equipment chain kitchen garbage, at least part of solution shows
There is problem present in technology.
In order to solve the above problems, the embodiment of the present invention proposes a kind of processing method of kitchen garbage, including：
Enter planet-shaped sorting to kitchen garbage to sort out with the bulk materials that will be greater than pre-set dimension, then to sorting out
Bulk materials carry out extrusion dehydration, and the unclassified stores sorted out and liquid are transported to material storing box kept in；Then by storing
Unclassified stores and liquid in case are transported in transfer pot by spiral conveying mechanism；When the unclassified stores and liquid in transfer pot
Reach during preset height and to be transported to wet solution tank using air compressor machine；
It is carried out in wet solution tank after high warm and humid solution processing, obtained material with pressure is transported to surge tank；
Material in surge tank is slightly squeezed, while being sorted, the bulk noncombustibility more than pre-set dimension sorted out
Material carries out extrusion dehydration, and other thin materials are transported to the first reservoir；
Thin material in first reservoir is sorted particle diameter is more than to the solid material of the machine pre-set dimension
Exported after sorting out and being dehydrated；Then the material less than the machine pre-set dimension is transported to the second reservoir；
Then the material in the second reservoir is separated by three phase separation mechanism, oil phase, aqueous phase, slag phase is entered
Row separation, then exports the crude oil isolated, and aqueous phase and slag phase are formed methane by the fermentation of anaerobic methane production mechanism.
Wherein, methods described also includes：
The organic materials containing cellulose that anaerobic methane production mechanism is produced is transported to compost mechanism to carry out secondary become thoroughly decomposed；
The particle diameter sub-elected in first reservoir is more than after the solid material of the machine pre-set dimension is dehydrated and led to
Spiral conveying mechanism output is crossed, and is transported to compost mechanism to carry out secondary become thoroughly decomposed.
Wherein, methods described also includes：
The bulk materials sorted out after star-like sorting are carried out after extrusion dehydration, landfill yard is transported to and is filled；
Extrusion dehydration is carried out to the bulk materials more than the machine pre-set dimension that the Material Sorting after thick squeezing goes out, is transported to
Landfill yard is filled.
Wherein, methods described also includes：The waste gas produced in surge tank is transported into other wet solution tanks to recycle, by natural pond
The steam that gas boiler is produced is transported to wet solution tank and carries out wet solution.
The above-mentioned technical proposal of the present invention has the beneficial effect that：Above-mentioned technical proposal proposes a kind of place of kitchen garbage
Reason method, anaerobism produces biogas and provides preferable raw material, maximized to realize recycling treatment, and the biogas being made turns into one kind
New energy is generated electricity, and investment and floor space are small, and processing workshop condition is good, and process cycle is short, and operating cost is low.
Brief description of the drawings
Fig. 1 is the method flow diagram of the embodiment of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
As shown in Figure 1, the processing method for the kitchen garbage that the embodiment of the present invention is proposed includes：
Star-like sorting (sorting out bulk materials), (the big part sorted out is transported to and filled out through extrusion dehydration extrusion dehydration
Field is buried, rest materials return to material storing box with percolate)；Material storing box (keeps in rest materials and percolate)；Helical feed
(material in material storing box is delivered to transfer pot)；Transfer pot (air compressor machine when reaching liquid level into the material in tank
Gas pressure is delivered to wet solution tank)；Wet solution tank (high warm and humid solution processing is carried out to the material of entrance)；Surge tank is (in wet solution tank
Material web pressure enters in this tank body)；Thick squeezing (thick slag is transported to landfill yard after squeezing, and thin material enters in reservoir 1)；Storage
Liquid bath 1；Pump is conveyed；Big material sorting (sub-electing the solid material more than the machine pre-set dimension)；Reservoir 2；Pump is conveyed；Three-phase
Separate (isolating crude oil fat)；Anaerobic methane production (water, slag mixing produce biogas)；Compost；Sewage disposal；Marsh gas power generation.
Percolate after star-like sorting is mixed together with the small material of solid while enter liquid reserve tank, is entered by helical feed
Transfer pot and material is delivered to wet solution tank by the mode conveyed by using pressed gas.
Wet solution reaction kettle is used during the wet solution wet solution of tank, after reactor charging, being passed through high-temperature steam reaches tank body temperature
The condition of certain pressure and temperature, insulation a period of time, makes organic matter obtain with pressure after fully degraded be discharged into surge tank.
Bulky grain separator is the all-in-one constituted by the way of vibration and the ingenious combination of screw extrusion dehydration, can be quick
The convenient solid material by after wet solution more than the machine pre-set dimension is sorted out, and solid material is reached the purpose of dehydration.
Specifically, as shown in Figure 1, the method for the embodiment of the present invention is specifically included：
(1) star-like sorting：The material of bulk is elected with star-like screening, by extrusion dehydration, Solid material transfer is extremely
Landfill yard, rest materials and liquid are delivered to material storing box；
(2) extrusion dehydration：Bulk materials are sloughed into free water with the mode of screw extrusion screen cloth leak；
(3) material storing box：Store the undersize material of star-like sieve and possess the function of bottom conveying；
(4) helical feed；Material in material storing box is transported out in bottom is delivered to transfer pot with sealing screw.
(5) transfer pot：Transfer pot possesses certain pressure tolerance and detection and liquid level detection, and the material for filling tank body exists
It is delivered in the presence of air pressure in the short time in wet solution tank.
(6) wet solution tank；Wet solution tank is the reactor for possessing certain pressure ability to bear, by certain pressure and the steam of temperature
It is passed through in wet solution tank, temperature of charge is reached preset temperature and be incubated a period of time, the organic matter in rubbish is fully dropped
Solution, then discharge with pressure.
(7) surge tank；Surge tank possesses certain pressure tolerance and detection and liquid level detection, is to receive wet solution tank material
The quick function of discharging and possess broken organic matter.
(8) thick squeezer；Possess the function of dragging for material drainage and extrusion dehydration, receive the material of surge tank discharge, pull out big
In the solid aqueous material of the machine pre-set dimension, and output is extracted to transport box.
(9) reservoir 1：Possess certain storage capacity, through thick squeezer can pull the material in surge tank out bulk noncombustibility
All stored after material.
(10) pump is conveyed：Possesses the ability of chopped fiber of the conveying with winding performance.
(11) bulky grain is sorted：The all-in-one constituted by the way of ingenious combination is dehydrated using vibration and screw extrusion, can be fast
Speed easily sorts out the solid material more than the machine pre-set dimension after wet solution, and solid material is reached the mesh of dehydration
's.
(12) reservoir 2：Possess certain storage capacity, the material in reservoir 1 can be sorted through big material separator
Go out the rest materials after solid material all to store.
(13) pump is conveyed：Possess ability of the conveying less than the following solid particle of the machine pre-set dimension, and it is smaller to wear and tear.
(14) three-phase separator：Using gravity separation principle and possess separation oil phase, aqueous phase, the ability of slag phase, by oil,
Water, slag are separated.
(15) anaerobic methane production：The ability that system possesses temperature adjustment, desanding, slagged tap, is put into biogas strain so as to continual production
Raw biogas.
(16) biogas generator：Generated electricity, produced new using the biogas combustion driven by engine generating set after desulfurization, dehydration
The energy.
(17) sewage disposal：Ripe sewage treatment process is selected for the specific composition of sewage after anaerobism.
(18) compost treatment：Secondary become thoroughly decomposed is carried out to the organic matter containing a large amount of celluloses.
The embodiment of the present invention proposes a kind of brand-new conveying and processing method, and producing biogas for anaerobism provides preferable original
Material, realizes recycling treatment, the biogas being made is generated electricity as a kind of new energy, and investment and floor space are small, handles car
Between environment it is good, process cycle is short, and operating cost is low.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of processing method of kitchen garbage, it is characterised in that including：
Enter planet-shaped sorting to kitchen garbage to sort out with the bulk materials that will be greater than pre-set dimension, it is then big to what is sorted out
Block material carries out extrusion dehydration, and the unclassified stores sorted out and liquid are transported into material storing box kept in；Then by material storing box
Unclassified stores and liquid be transported to by spiral conveying mechanism in transfer pot；When the unclassified stores and liquid in transfer pot reach
During preset height wet solution tank is transported to using the pressure of air compressor machine；
Unclassified stores and liquid are carried out after high warm and humid solution processing in wet solution tank, obtained material with pressure is transported to surge tank；
Material in surge tank is slightly squeezed, so as to sort out de- more than the bulk materials progress extruding of the machine pre-set dimension
Water, other thin materials are transported to the first reservoir；
Thin material in first reservoir is sorted and sorted with the solid material that particle diameter is more than to the machine pre-set dimension
Out and after being dehydrated export；Then the small material less than the machine pre-set dimension is transported to the second reservoir；
Then the material in the second reservoir is separated by three phase separation mechanism, oil phase, aqueous phase, slag phase is divided
From then the crude oil isolated being exported, and aqueous phase and slag phase are mixed formed methane by the fermentation of anaerobic methane production mechanism.
2. the processing method of kitchen garbage according to claim 1, it is characterised in that methods described also includes：
The organic materials containing cellulose that anaerobic methane production mechanism is produced is transported to compost mechanism to carry out secondary become thoroughly decomposed；
The particle diameter sub-elected in first reservoir is more than after the solid material of the machine pre-set dimension is dehydrated by spiral shell
Conveying mechanism output is revolved, and is transported to compost mechanism to carry out secondary become thoroughly decomposed.
3. the processing method of kitchen garbage according to claim 1, it is characterised in that methods described also includes：
The bulk materials sorted out after star-like sorting are carried out after extrusion dehydration, conveying is transported to landfill yard and filled；
Extrusion dehydration is carried out to the bulk materials more than the machine pre-set dimension that the Material Sorting after thick squeezing goes out, conveying is transported to
Landfill yard is filled.
4. the processing method of kitchen garbage according to claim 1, it is characterised in that methods described also includes：Will buffering
The interior waste gas produced of tank is transported to other wet solution tanks and recycled, and it is wet that the steam that methane boiler is produced is transported into wet solution tank progress
Solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742851.7A CN107321771A (en) | 2017-08-25 | 2017-08-25 | A kind of processing method of kitchen garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710742851.7A CN107321771A (en) | 2017-08-25 | 2017-08-25 | A kind of processing method of kitchen garbage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107321771A true CN107321771A (en) | 2017-11-07 |
Family
ID=60224866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710742851.7A Pending CN107321771A (en) | 2017-08-25 | 2017-08-25 | A kind of processing method of kitchen garbage |
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| Country | Link |
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| CN (1) | CN107321771A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109701993A (en) * | 2018-12-29 | 2019-05-03 | 上海环境工程设计研究院有限公司 | A kind of fruits and vegetables garbage impurity-removing dewatering process |
| CN114453392A (en) * | 2022-01-14 | 2022-05-10 | 中国城市建设研究院有限公司 | Household garbage treatment system |
| CN114505334A (en) * | 2022-02-25 | 2022-05-17 | 江苏中车环保设备有限公司 | Kitchen waste treatment process method |
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| CN106943786A (en) * | 2017-05-12 | 2017-07-14 | 中国城市建设研究院有限公司 | The equipment for separating liquid from solid and method of the wet solution material of kitchen garbage |
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| JP2005330448A (en) * | 2004-05-17 | 2005-12-02 | Yukie Matsuo | Fuel from food waste material (cooking waste, and the like) and method for producing the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109701993A (en) * | 2018-12-29 | 2019-05-03 | 上海环境工程设计研究院有限公司 | A kind of fruits and vegetables garbage impurity-removing dewatering process |
| CN114453392A (en) * | 2022-01-14 | 2022-05-10 | 中国城市建设研究院有限公司 | Household garbage treatment system |
| CN114505334A (en) * | 2022-02-25 | 2022-05-17 | 江苏中车环保设备有限公司 | Kitchen waste treatment process method |
| CN114505334B (en) * | 2022-02-25 | 2023-03-10 | 江苏中车华腾环保科技有限公司 | Kitchen waste treatment process method |
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Application publication date: 20171107 |