CN108838196A - A kind of processing method of house refuse quick minimizing and energy recovery - Google Patents
A kind of processing method of house refuse quick minimizing and energy recovery Download PDFInfo
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- CN108838196A CN108838196A CN201810783891.0A CN201810783891A CN108838196A CN 108838196 A CN108838196 A CN 108838196A CN 201810783891 A CN201810783891 A CN 201810783891A CN 108838196 A CN108838196 A CN 108838196A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of processing method of house refuse quick minimizing and energy recovery, anaerobic fermentation, percolate reflux, processing residue are carried out including the house refuse after ragging is carried out broken bag, puts into batch-type anaerobic dry fermentation tank.The present invention is capable of the minimizing and energy recovery of low cost, realization house refuse rapidly and efficiently, not only realizes the innovation of process route, treatment effeciency is also greatly improved, considerably reduces processing cost.
Description
Technical field
The invention belongs to wastes and domestic garbage comprehensive process field, and in particular to a kind of quick minimizing of house refuse
With the processing method of energy recovery.
Background technique
Domestic waste (MSW) yield in China is very big.The processing mode of existing MSW is generally filled, is burned, heap
Fertilizer, wherein landfill is still most important processing mode.The processing mode of landfill has the advantages that simple process and low cost；
But during landfill, the stink and methane of generation will cause air pollution；Percolate also will cause underground water pollution；Have simultaneously
Account for a large amount of soils；The disadvantages of degradation time is slow, and the period is long.
It is accustomed to according to the policy guide in China and people's lives, the house refuse in China has not been achievable point of fining
Class is collected, and house refuse passes through artificial ragging during collection, can the useful plastics of most recycling, paper, metal, glass
The products such as glass realize the minimizing and resource utilization of house refuse.
Remaining house refuse is mainly the kitchen waste material (including leftovers, dish, soup) of plastic bag packaging, expendable made of paper
Product (napkin paper, toilet paper) and it is not easy the plastics sorted, glass, metal product etc. on a small quantity.If this part directly filled, due to
Polybag package, at least needs several years or many decades that could degrade, and land occupation amount is big.If using compost or anaerobic digestion
Mode handle, the package of polybag will be restraining factors, if continue refining-sorting remove polybag, cost will be multiplied.
And since the kitchen waste material of plastic bag packaging is mainly made of degradable organic matter, so being easy corruption, germ is bred, if
It is further continued for sorting, there is very big pest and disease risk；Simultaneously as the characteristic of raw material will not be very thorough even if continuing to sort,
Available substance can not achieve with unavailable substance and be kept completely separate, the technique for forming high consumption low energy.
Summary of the invention
In order to solve problem above, the object of the present invention is to provide a kind of quick minimizing of house refuse and energy recoveries
Processing method is capable of the minimizing and energy recovery of low cost, realization house refuse rapidly and efficiently.
In order to achieve the goal above, the technical solution adopted by the present invention：
A kind of processing method of house refuse quick minimizing and energy recovery, includes the following steps：
(1) house refuse after taking ragging, the house refuse after the ragging is mainly by the organic of plastic bag packaging
Object and other wastes composition；
(2) polybag in step (1) is subjected to broken bag using bag-breaking machine, flows out substance in bag from polybag；
(3) house refuse that step (2) obtains is put into batch-type anaerobic dry fermentation tank, seals batch-type anaerobic dry
Fermentor；
(4) liquid inoculation object is added into batch-type anaerobic dry fermentation tank, guarantees that liquid inoculation object submerges house refuse, into
The processing of row anaerobic fermentation；
(5) percolate is flowed back in tank from batch-type anaerobic dry fermentation pot bottom daily；
(6) after fermentation, batch-type anaerobic dry fermentation tank is opened, residue is handled.
As currently preferred technical solution, in the step (1), slag and recyclable is built in ragging removal
Waste, obtained house refuse are mainly the organic matter of plastic bag packaging and not recyclable or be not easy the waste sorted.
As currently preferred technical solution, in the step (4), liquid inoculation object is the liquid inoculation tamed in advance
Object, acclimation method are：Kitchen garbage progress medium temperature is added with the biogas project water outlet of normal operation or biogas fermentation microbial inoculum to detest
Aerobe fermentation domestication.
As currently preferred technical solution, in the step (4), liquid inoculation object is the liquid inoculation tamed in advance
Object, acclimation method are：As strain source, the ratio of adding is for biogas project water outlet or biogas fermentation microbial inoculum using normal operation
100-300g/L adds kitchen garbage as substrate, and adding ratio is 50g/L, separately adds calcium superphosphate in the ratio of 2g/L, fills
Divide and carries out anaerobic fermentation domestication 15 days after mixing under the conditions of 35 ± 2 DEG C.
As currently preferred technical solution, in the step (5), percolate return time volatilizees according in percolate
Property content of fatty acid determines；As Volatile fatty acid contents >=5000mg/L in percolate, return time be 15 minutes/
It；As Volatile fatty acid contents < 5000mg/L in percolate, simultaneously >=2000mg/L when, return time be 30 minutes/day；
As Volatile fatty acid contents < 2000mg/L in percolate, return time is 1 hour/day.
As currently preferred technical solution, in the step (6), fermentation ends criterion is greater than for fermentation time
60 days, and methane content of bilogas be more than 50% and volumetric gas production rate lower than 0.1m3/m3·d。
As currently preferred technical solution, in the step (6), the method for handling residue is：Open batch-type
The polybag that upper layer floats is pulled out and is drained by anaerobic dry fermentation tank, is recycled；Landfill, recycling or burning after sediment separation；Hair
Zymotic fluid is stored in the liquid inoculation object in seeding tank as lower Batch fermentation.
As currently preferred technical solution, fermentation liquid preservation condition is：The operation of CSTR or USR anaerobic ferment process,
25-35 DEG C of running temperature, and kitchen garbage is added as fermentation substrate, dosage is not more than 0.2kgVS/m3·d。
As currently preferred technical solution, the batch-type anaerobic dry fermentation tank includes tank body and cover, the tank
Internal upper and lower part is equipped with dismountable apertured partition respectively, in the tank body apertured partition of upper and lower part by tank body from top to bottom
It is divided into gas chamber, dry fermentation area and diafiltration three function divisions of liquid pool, is equipped at the top of the cover for being connected to methane pipeline
Exhaust outlet, the diafiltration liquid pool is interior to be equipped with heating tube, and the percolate bottom of pond portion is equipped with scum pipe, and the diafiltration liquid pool is also connected with
There is for liquid reflux and addition and releases the fluid circulation system of liquid.
As currently preferred technical solution, the fluid circulation system include place liquid pipe, return pipe, circulation pipe and
Pipeline pump, the liquid pipe that places are connected to diafiltration liquid pool, and the return pipe is separately positioned in gas chamber and dry fermentation area, described to add
Liquid discharging tube is connected to by circulation pipe with return pipe, and the circulation pipe is equipped with pipeline pump.
Beneficial effects of the present invention：
The characteristics of present invention is for being mainly the organic matter of plastic bag packaging after household garbage rough sorting choosing, utilizes existing modeling
Material bag broken bag technology flows out the organic wastes such as rubbish from cooking from polybag, then puts into batch-type anaerobic dry fermentation tank
Fermentation process is carried out, by anaerobic fermentation technology, in polybag and the organic matter fast degradation that is attached on polybag generates natural pond
Gas realizes that energy recovery, house refuse also obtain quick minimizing.Polybag floats on the upper of fermentation liquid due to material property
Layer recycles convenient for secondary separation；The sediment of anaerobic digestion cannot be participated on a small quantity since gravity is deposited on fermentation zone bottom, it can
Carry out simple separation and remarketing；Remaining fermentation liquid can be used as next because being rich in a large amount of anaerobic digestion microbial floras
The inoculum of batch anaerobic digestion；To which Domestic Waste Minimization be furthermore achieved.
Organic waste accounts for 60-70% (mass ratio) in house refuse after ragging, and volume accounts for 80% ± (volume
Than).Using processing method of the invention, the average fermentation period is about 60-120 days, compared at existing consumer waste filling and embedding method
Reason can shorten time several years；In fermentation period, average volume factor of created gase is about 0.8m3/m3D, produced methane in sewage gas contain
Amount accomplishes energy balance average more than 60% substantially；After fermentation, by storing again plastic bag recovery and fermentation liquid
It utilizes, residue only accounts for 5% ± (mass ratio) of former house refuse more than institute, and volume is about 10% ± (volume of original house refuse
Than), main ingredient fails isolated glass, metal, textile fabrics and animal bone when being ragging, if by this part residue
It is handled using landfill method, then 90% or more will be reduced by the present invention treated consumer waste filling and embedding amount.
The domestic refuse anaerobic digestion research of the prior art is all built upon on the basis of refining-sorting, and fermentation material is more dry
Net kitchen garbage etc., therefore its fermentation efficiency is higher, but its pretreatment cost can also be multiplied simultaneously.Processing of the invention
House refuse in method has only carried out ragging, and the raw material into fermentor includes that polybag etc. seriously hinders anaerobic dry fermentation
Sundries, but the present invention passes through polybag broken bag technology, batch-type dry fermentation processing technique, the reflux in anaerobic digestion process
With the comprehensive utilization of the technology of immersion, the technologies such as the preparatory acclimatization technology of inoculum, the sundries such as plastics are substantially reduced to anaerobic digestion
Interference, ensure that coming into full contact with for organic matter and microorganism, shorten fermentation period.Not only realize the wound of process route
Newly, treatment effeciency is also greatly improved, considerably reduces processing cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of batch-type anaerobic dry fermentation tank used in the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made into one with reference to the accompanying drawing
Step illustrates.
A kind of processing method of house refuse quick minimizing and energy recovery, includes the following steps：
(1) house refuse after taking ragging, ragging removal is to build slag and recyclable waste is (recyclable
Plastics, glass, metal, paper, textile fabrics etc.), obtained house refuse is mainly organic matter (the predominantly kitchen of plastic bag packaging
Excess, including leftovers, dish, soup etc.), and waste (expendable paper products and a small amount of that are not recyclable or being not easy to sort
It is not easy the plastics sorted, glass, metal product etc.).
(2) polybag in step (1) is subjected to broken bag using bag-breaking machine, flows out substance in bag from polybag.
(3) house refuse that step (2) obtains is put into batch-type anaerobic dry fermentation tank, seals batch-type anaerobic dry
Fermentor.
(4) liquid inoculation object is added into batch-type anaerobic dry fermentation tank, guarantees that liquid inoculation object submerges house refuse, into
The processing of row anaerobic fermentation, fermentation temperature are controlled at 30-40 DEG C；Liquid inoculation object is the liquid inoculation object tamed in advance, domestication side
Method is：Using the biogas project water outlet of normal operation or biogas fermentation microbial inoculum as strain source, the ratio that adds is 100-300g/
L adds kitchen garbage as substrate, and adding ratio is 50g/L, separately calcium superphosphate is added in the ratio of 2g/L, after mixing well
Anaerobic fermentation is carried out under the conditions of 35 ± 2 DEG C to tame 15 days.
(5) percolate is flowed back in tank from batch-type anaerobic dry fermentation pot bottom daily；Percolate return time according to
Volatile fatty acid (VFAs) content determines in percolate；As Volatile fatty acid contents >=5000mg/L in percolate,
Return time is 15 minutes/day；As Volatile fatty acid contents < 5000mg/L in percolate, simultaneously >=2000mg/L when, return
The stream time is 30 minutes/day；As Volatile fatty acid contents < 2000mg/L in percolate, return time is 1 hour/day.
(6) (fermentation ends criterion is that fermentation time is greater than 60 days, and methane content of bilogas is more than after fermentation
50% and volumetric gas production rate be lower than 0.1m3/m3D), batch-type anaerobic dry fermentation tank is opened, the polybag that upper layer floats is pulled out
It drains, recycles；Landfill, recycling or burning after sediment separation, sediment separation method are gravity precipitation method；Fermentation liquid is stored in
As the liquid inoculation object of lower Batch fermentation in seeding tank, fermentation liquid preservation condition is：The anaerobic ferment process such as CSTR or USR fortune
Row, 25-35 DEG C of running temperature, and kitchen garbage is added as fermentation substrate, dosage is not more than 0.2kgVS/m3·d。
The structure of batch-type anaerobic dry fermentation tank as shown in Figure 1, batch-type anaerobic dry fermentation tank includes tank body 1 and cover 2,
Upper and lower part is equipped with dismountable apertured partition 3 respectively in the tank body 1, and the apertured partition 3 of upper and lower part is by tank in the tank body 1
Body 1 is divided into gas chamber 4, dry fermentation area 5 and diafiltration 6 three function divisions of liquid pool from top to bottom, is equipped with and is used at the top of the cover 2
It is connected to the exhaust outlet 7 of methane pipeline, heating tube 8 is equipped in the diafiltration liquid pool 6,6 bottom of diafiltration liquid pool is equipped with scum pipe
9, the diafiltration liquid pool is also connected with for liquid reflux and addition and releases the fluid circulation system of liquid, and the liquid follows
Loop system includes placing liquid pipe 10, return pipe 11, circulation pipe 12 and pipeline pump 13, described to place liquid pipe 10 and diafiltration liquid pool 6 company
Logical, the return pipe 11 is separately positioned in gas chamber 4 and dry fermentation area 5, and the liquid pipe 10 that places passes through circulation pipe 12 and reflux
Pipe 11 is connected to, and the circulation pipe 12 is equipped with pipeline pump 13.
House refuse is put into dry fermentation area 5, and liquid inoculation object is added from liquid pipe 10 is placed, and starts heating tube 8, heating
Fermentation is daily flowed back the percolate being percolated in liquid pool 6 by return pipe 11, and the biogas for generation of fermenting is conveyed by exhaust outlet 7
To methane pipeline.After fermentation, upper layer apertured partition 3 is removed, the polybag that upper layer floats is pulled out and drained, from placing liquid pipe
10 temporarily release fermentation liquid, clear up the sediment on lower part apertured partition 3, remove lower layer's apertured partition 3, cleaning diafiltration liquid pool 6
Sediment cleans fermentor and pipeline, uses standby next time.
Embodiment 1
The house refuses on the 7th for collecting Chengdu section, broken bag pre-processes after average sample, and after tested, composition ratio is such as
Following table：
| Classification | Leaf | Fabric | Glass | Metal | Not recyclable paper | Lime-ash | Plastics | Food waste |
| Quality accounting | 2.50% | 1.60% | 2.60% | 0.40% | 7.30% | 1.60% | 17.90% | 66.10% |
Note：It include the polybag of packaging when the mass metrology of each section rubbish.
Fermentor dischargeable capacity 80L (dry fermentation pond 64L：40cm*40cm*40cm+ continuous filter 16L).By above-mentioned life rubbish
Rubbish is put into the dry fermentation area of batch-type anaerobic dry fermentation tank, this batch feeds intake 64L after tested, nearly weighs 41.5kg.It is sealed by fermentation
After tank, the liquid inoculation object 40L tamed in advance is added, connection meter device of air ferments under the conditions of 35 ± 2 DEG C.It daily will diafiltration
Liquid flows back in tank from batch-type anaerobic dry fermentation pot bottom.
Comparative example 1
Using house refuse described in embodiment 1 as substrate, without broken bag processing, identical batch-type anaerobic dry is put into
In fermentor, liquid inoculation object is not added, simulates direct landfill disposal.
Comparative example 2
Using house refuse described in embodiment 1 as substrate, without broken bag processing, identical batch-type anaerobic dry is put into
In fermentor, the liquid inoculation object of same volume tamed in advance, the direct dry fermentation processing of simulation house refuse are added.
Embodiment 1, comparative example 1, the fermentation results of comparative example 2 are as shown in the table：
Note：After fermentation, plastic products have been kept completely separate with unclassified stores in embodiment 1, and comparative example 1 and comparative example
2 do not separate, thus the plastic products in comparative example 1 and comparative example 2 using washing by the way of separate after Weighing.
Embodiment 2
The house refuses on the 7th for collecting Chengdu section, broken bag pre-processes after average sample, and after tested, composition ratio is such as
Following table：
| Classification | Leaf | Fabric | Glass | Metal | Not recyclable paper | Plastics | Food waste |
| Quality accounting | 3.3% | 2.6% | 1.8% | 1.2% | 7.5% | 37.3% | 46.3% |
Note：It include the polybag of packaging when the mass metrology of each section rubbish.
Fermentor dischargeable capacity 80L (dry fermentation pond 64L：40cm*40cm*40cm+ continuous filter 16L).By above-mentioned life rubbish
Rubbish is put into the dry fermentation area of batch-type anaerobic dry fermentation tank, this batch feeds intake 64L after tested, nearly weighs 34.3kg.It is sealed by fermentation
After tank, the liquid inoculation object 47L tamed in advance is added, connection meter device of air ferments under the conditions of 35 ± 2 DEG C.It daily will diafiltration
Liquid flows back in tank from batch-type anaerobic dry fermentation pot bottom.
Comparative example 3
Using house refuse described in embodiment 2 as substrate, without broken bag processing, identical batch-type anaerobic dry is put into
In fermentor, liquid inoculation object is not added, simulates direct landfill disposal.
Comparative example 4
Using house refuse described in embodiment 2 as substrate, without broken bag processing, identical batch-type anaerobic dry is put into
In fermentor, the liquid inoculation object of same volume tamed in advance, the direct dry fermentation processing of simulation house refuse are added.
Embodiment 2, comparative example 3, the fermentation results of comparative example 4 are as shown in the table：
Note：After fermentation, plastic products have been kept completely separate with unclassified stores in embodiment 2, and comparative example 3 and comparative example
4 do not separate, thus the plastic products in comparative example 3 and comparative example 4 using washing by the way of separate after Weighing.
It can be seen that according to data statistics result：
1. realizing that the energy quickly recycles：Pass through batch-type dry fermentation technical office after broken bag in 60-120 days fermentation periods
Reason, the average volume factor of created gase of fermentor reach 1.0m3/m3D, gas producing efficiency with higher；And use traditional landfill side
Method or traditional dry fermentation technology can not achieve the quick recycling of the energy；
2. realizing quick minimizing：In fermentation period, organic matter is converted into biogas and water, fermentation knot by anaerobic digestion
Categorised collection after beam, Mass lost 40%-60%；If by plastics secondary recovery, Mass lost 80%-83%；Fermentation liquid
It retains for use, only fills fermentation residue, then fill volume and reduce 84%-90% or more；And the period of minimizing is only
It is more than the year to shorten at least 3 for 60-120d, more conventional burying method processing.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of processing method of house refuse quick minimizing and energy recovery, it is characterised in that：Include the following steps：
(1) house refuse after taking ragging, house refuse after the ragging mainly by the organic matter of plastic bag packaging and
Other waste compositions；
(2) polybag in step (1) is subjected to broken bag using bag-breaking machine, flows out substance in bag from polybag；
(3) house refuse that step (2) obtains is put into batch-type anaerobic dry fermentation tank, seals batch-type anaerobic dry fermentation
Tank；
(4) liquid inoculation object is added into batch-type anaerobic dry fermentation tank, guarantees that liquid inoculation object submerges house refuse, is detested
Aerobe fermentation processing；
(5) percolate is flowed back in tank from batch-type anaerobic dry fermentation pot bottom daily；
(6) after fermentation, batch-type anaerobic dry fermentation tank is opened, residue is handled.
2. the processing method of house refuse quick minimizing and energy recovery according to claim 1, it is characterised in that：Institute
It states in step (1), ragging removal is to build slag and recyclable waste, and obtained house refuse is mainly polybag packet
The organic matter of dress and not recyclable or be not easy the waste sorted.
3. the processing method of house refuse quick minimizing and energy recovery according to claim 1, it is characterised in that：Institute
It states in step (4), liquid inoculation object is the liquid inoculation object tamed in advance, and acclimation method is：With the biogas project of normal operation
Water outlet or biogas fermentation microbial inoculum add kitchen garbage and carry out intermediate temperature anaerobic fermentation domestication.
4. the processing method of house refuse quick minimizing and energy recovery according to claim 3, it is characterised in that：Institute
It states in step (4), liquid inoculation object is the liquid inoculation object tamed in advance, and acclimation method is：With the biogas project of normal operation
As strain source, the ratio that adds is 100-300g/L for water outlet or biogas fermentation microbial inoculum, adds kitchen garbage as substrate, throws
Adding ratio is 50g/L, separately adds calcium superphosphate in the ratio of 2g/L, carries out anaerobism hair after mixing well under the conditions of 35 ± 2 DEG C
Ferment is tamed 15 days.
5. the processing method of house refuse quick minimizing and energy recovery according to claim 1, it is characterised in that：Institute
It states in step (5), percolate return time is determined according to Volatile fatty acid contents in percolate；When volatility in percolate
When content of fatty acid >=5000mg/L, return time is 15 minutes/day；As Volatile fatty acid contents < in percolate
5000mg/L, simultaneously >=2000mg/L when, return time be 30 minutes/day；As Volatile fatty acid contents < in percolate
When 2000mg/L, return time is 1 hour/day.
6. the processing method of house refuse quick minimizing and energy recovery according to claim 1, it is characterised in that：Institute
It states in step (6), fermentation ends criterion is that fermentation time is greater than 60 days, and methane content of bilogas is more than 50% and volume
Factor of created gase is lower than 0.1m3/m3·d。
7. the processing method of house refuse quick minimizing and energy recovery according to claim 1, it is characterised in that：Institute
It states in step (6), the method for handling residue is：Batch-type anaerobic dry fermentation tank is opened, the polybag that upper layer floats is pulled out
It drains, recycles；Landfill, recycling or burning after sediment separation；Fermentation liquid is stored in seeding tank as lower Batch fermentation
Liquid inoculation object.
8. the processing method of house refuse quick minimizing and energy recovery according to claim 7, it is characterised in that：Hair
Zymotic fluid preservation condition is：The operation of CSTR or USR anaerobic ferment process, 25-35 DEG C of running temperature, and add kitchen garbage conduct
Fermentation substrate, dosage are not more than 0.2kgVS/m3·d。
9. according to claim 1 to the processing method of the quick minimizing and energy recovery of house refuse described in 8 any one,
It is characterized in that：The batch-type anaerobic dry fermentation tank includes tank body and cover, and upper and lower part is equipped with detachably respectively in the tank body
Apertured partition, tank body is divided into gas chamber, dry fermentation area and diafiltration by the apertured partition of upper and lower part from top to bottom in the tank body
Three function divisions of liquid pool, the cover top are equipped with the exhaust outlet for being connected to methane pipeline, are equipped in the diafiltration liquid pool
Heating tube, the percolate bottom of pond portion be equipped with scum pipe, the diafiltration liquid pool be also connected with for liquid reflux and be added with
Release the fluid circulation system of liquid.
10. the processing method of house refuse quick minimizing and energy recovery according to claim 9, it is characterised in that：
The fluid circulation system includes placing liquid pipe, return pipe, circulation pipe and pipeline pump, described to place liquid pipe and diafiltration liquid pool company
Logical, the return pipe is separately positioned in gas chamber and dry fermentation area, and the liquid pipe that places is connected to by circulation pipe with return pipe, institute
Circulation pipe is stated equipped with pipeline pump.
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| CN201810783891.0A CN108838196B (en) | 2018-07-17 | 2018-07-17 | Treatment method for rapid reduction and energy recovery of household garbage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175672A (en) * | 2021-05-07 | 2021-07-27 | 郑州航空工业管理学院 | Waste fermentation device of waste incineration power plant |
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| CN2714565Y (en) * | 2004-06-02 | 2005-08-03 | 李声寿 | Integrated biological decomposing device for organic domestic refuse |
| CN101338273A (en) * | 2008-08-15 | 2009-01-07 | 江苏省农业科学院 | Home device and method for producing methane by dry-type fermentation of stalks |
| CN104928323A (en) * | 2014-03-23 | 2015-09-23 | 吕宏涛 | Domestic waste biological treatment method |
| CN205152229U (en) * | 2015-11-03 | 2016-04-13 | 成都康华生物制品有限公司 | Dry -type anaerobic fermentation tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113175672A (en) * | 2021-05-07 | 2021-07-27 | 郑州航空工业管理学院 | Waste fermentation device of waste incineration power plant |
| CN113175672B (en) * | 2021-05-07 | 2023-04-25 | 郑州航空工业管理学院 | Garbage fermentation device of garbage incineration power plant |
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| CN108838196B (en) | 2021-02-02 |
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