CN203187587U - Continuous dynamic organic waste aerobic fermentation treatment system - Google Patents
Continuous dynamic organic waste aerobic fermentation treatment system Download PDFInfo
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- CN203187587U CN203187587U CN2013200040739U CN201320004073U CN203187587U CN 203187587 U CN203187587 U CN 203187587U CN 2013200040739 U CN2013200040739 U CN 2013200040739U CN 201320004073 U CN201320004073 U CN 201320004073U CN 203187587 U CN203187587 U CN 203187587U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Abstract
The utility model discloses a continuous dynamic organic waste aerobic fermentation treatment system. In the continuous dynamic organic waste aerobic fermentation treatment system, an auxiliary bin, an organic waste bin, a conveyor, a mixing machine, a mixing bin and a screening machine form a pretreatment part, and thus water regulation, nutrient rate blending, mixing, storage and screening of organic wastes is realized. An aerobic fermentation drum is a full-closed external rotary fermentation drum, and completes feeding and discharging through the conveyer, and carries out gas supply and waste gas treatment by using a fan and a waste treating machine; and a control subsystem is used for regulating the running state of the aerobic fermentation drum and the pretreatment part in time through monitoring a parameter fed back by an online detector on the aerobic fermentation drum, so as to finally realize continuous, dynamic and stable running of the whole system and timely correction of the state, thus the treatment efficiency is greatly increased, the fermentation time is shortened, the treatment effect is improved, and the organic wastes such as sludge, rubbish and kitchen waste can be innocuously treated and recycled.
Description
Technical field
The utility model relates to city organic waste process field, especially relates to a kind of continuously dynamic aerobic fermentation treatment system of organic waste that city organic wastes such as sewage treatment plant dewater sludge, domestic refuse, changing food waste are handled.
Background technology
Along with China's economy and quickening of urbanization process, the city has produced a large amount of city organic wastes, as sewage treatment plant dewater sludge, domestic refuse, changing food waste, garden garbage etc., phenomenons such as " garbage-surrounded city ", " mud disorderly falls " have been caused.According to incompletely statistics, 10,000 ten thousand tons of domestic refuses (wherein 6,000 ten thousand tons of changing food wastes), 3,000 ten thousand tons of dewatered sludges were only just produced in 2010.Organic content height in these pollutents contains parasitic ovum, pathogenic micro-organism, heavy metal etc., as can not get dealing carefully with and can cause serious environmental to pollute and public health accident etc.And on the other hand, owing to contain a large amount of organism, nutritive element in these urban pollutants, as be not good at adding utilization and can destroy the materials on the earth recycle system, the wasting of resources etc. caused again.At present, China's city organic waste commonly used is handled disposal technology landfill, aerobic fermentation, anaerobic digestion, burning etc.Wherein, it is high and contain nutritive element and part necessary for plant growth trace elements such as a large amount of N, P that the aerobic fermentation technology can take full advantage of in the organic waste organic components content, under innoxious, minimizing, stabilization prerequisite, outstanding resource utilization characteristics, and possess skills threshold and characteristics such as economic threshold is lower, the scope of application is wide, more and more be subjected to people's attention, especially obtained using widely in developed country.
It is as follows that the aerobic fermentation of organic waste such as domestic refuse, changing food waste and mud is handled the general technology flow process:
1) pre-treatment: mainly adjust moisture, nutrition ratio, fragmentation, sorting, screening etc.;
2) Primary Fermentation: claiming one time fermentation again, is to supply with oxygen by turning or forced ventilation compost material in accumulation horizon or the fermentation unit.Major part is degraded the about 15～20d of yeast phase in the organism in the material in this stage;
3) secondary fermentation: claim Secondary Fermentation again, mainly the undecomposed easy decomposition of Primary Fermentation fashion and the difficult organism that decomposes are further decomposed, make it to become more stable organism such as humic acid, amino acid, obtain full ripe compost goods.The Secondary Fermentation time, its length was according to the use of compost usually at 20～30d
4) aftertreatment: main screening is removed the impurity in the compost and is not decomposed the compost piece fully
5) deodorization: can produce foul smell in the composting process, need handle these foul smell
6) storage or utilization: situations such as dry ventilative ambient storage or production fertilizer.
Tradition aerobic fermentation treatment system is main fermentation place with the fermenter, most for the treatment of processes is finished by manual operation, or by the local processing continuously of automatic program realization, such fermentation system exists problems such as fermentation period is long, process control is difficult, the inner disconnection of system's control, feedback information hysteresis, equipment reaction scarce capacity, finally cause system's continuity relatively poor, the dynamichandling scarce capacity, the influence that treatment effect is operated continuity is bigger, finally influences the leavened prod quality.
The utility model content
The technical problems to be solved in the utility model provides the continuously dynamic aerobic fermentation treatment system of a kind of organic waste, can make the whole dynamic aerobic fermentation treating processes of organic waste is carried out continuously, thereby solve present treatment system and can not realize carrying out continuously of entire treatment process, exist fermentation period long, wayward, problems such as dynamichandling scarce capacity.
The technical scheme that solves the utility model technical problem is as follows:
The utility model embodiment provides a kind of organic waste continuously dynamic aerobic fermentation treatment system, comprising:
Transfer roller, preprocessing subsystem, aerobic fermentation cylinder, first blower fan, second blower fan, exhaust gas treating tower, on-line detector and control subsystem;
Wherein, described transfer roller is connected with the aerobic fermentation cylinder with described preprocessing subsystem successively;
Described first blower and pipeline is connected with described aerobic fermentation cylinder rear end air interface, and described second blower and pipeline is connected with described aerobic fermentation drum front end interface with described exhaust gas treating tower successively;
Described on-line detector is arranged on the barrel of described aerobic fermentation cylinder, can obtain the data of material fermentation state in the described aerobic fermentation cylinder of reflection, and the data output end of described on-line detector is connected with described control subsystem;
Described control subsystem, its control end communicates to connect with described transfer roller, preprocessing subsystem, aerobic fermentation cylinder, first blower fan, second blower fan, exhaust gas treating tower respectively, the data output end of its data receiver and described on-line detector communicates to connect, the data of the material fermentation state in the described aerobic fermentation cylinder of reflection that is used for transmitting according to described on-line detector are controlled each equipment running status and are finished and organic waste is carried out continuously dynamically aerobic fermentation handle.
The continuously dynamic aerobic fermentation treatment system of the organic waste that the utility model provides, parameter by on-line detector feedback on the control subsystem monitoring aerobic fermentation cylinder, in time adjust the running status of aerobe fermentation cylinder and support equipment thereof and preprocessing subsystem, thereby realize charging, the organic cooperation of fermentation energy, realize that total system is continuous, dynamic operation, improved the efficient that the aerobic fermentation of organic waste system is handled greatly, and can improve treatment effect, realize the innoxious and recycling treatment to organic wastes such as mud, rubbish, meal kitchens.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The continuous dynamically formation synoptic diagram of aerobic fermentation treatment system of organic waste that Fig. 1 provides for the utility model embodiment;
The formation synoptic diagram of the control subsystem in the treatment system that Fig. 2 provides for the utility model embodiment;
The continuous dynamically schema of aerobic fermentation treatment process of organic waste that Fig. 3 provides for the utility model embodiment;
Each label corresponding components name is called among Fig. 1: 1-assists feed bin; 2-organic waste storehouse; The 3-transfer roller; The 4-mixer; The 5-blending bunker; 6-aerobic fermentation cylinder; 7-first blower fan; The 8-exhaust gas treating tower; The 9-sieve apparatus; The 10-on-line detector; The 11-control subsystem; 12-second blower fan.
Embodiment
Below the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills belong to protection domain of the present utility model not making the every other embodiment that obtains under the creative work prerequisite.
Below the utility model embodiment is described in further detail.
The utility model embodiment provides a kind of organic waste continuously dynamic aerobic fermentation treatment system, as shown in Figure 1, this system comprises: transfer roller 3, preprocessing subsystem, aerobic fermentation cylinder 6, first blower fan 7, second blower fan 12, exhaust gas treating tower 8, on-line detector 10 and control subsystem 11;
Wherein, transfer roller 3 is connected with aerobic fermentation cylinder 6 with preprocessing subsystem successively; Material can be inputed to preprocessing subsystem and aerobic fermentation cylinder 6;
On-line detector 10 is arranged on the barrel of aerobic fermentation cylinder 6, can obtain the data of material fermentation state in the reflection aerobic fermentation cylinder 6, and the data output end of on-line detector is connected with control subsystem 11;
Preprocessing subsystem in the above-mentioned treatment system comprises as shown in fig. 1: auxiliary feed bin 1, organic waste storehouse 2, mixer 4 and blending bunker 5; Wherein, set up separately in auxiliary feed bin 1 and organic waste storehouse 2, is connected with blending bunker 5 through transfer roller 3 respectively; Mixer 4 is arranged in the blending bunker 5, is connected with aerobic fermentation cylinder 6 through transfer roller 3 through blending bunker 5.Can send into aerobic fermentation cylinder 6 again and carry out the aerobic fermentation processing after assisting material and organic waste to be delivered to the blending bunker mixing respectively like this.
Be equipped with shredder assembly in auxiliary feed bin 1 in the above-mentioned preprocessing subsystem and the organic waste storehouse 2, be convenient to oversize material is carried out fragmentation.
Above-mentioned treatment system can also comprise: sieve apparatus 9 is connected through the discharge end of transfer roller 10 with aerobic fermentation cylinder 6.Sieve apparatus 9 can sieve processing to the material behind the aerobic fermentation of aerobic fermentation cylinder 6 outputs, and screening obtains leavened prod.Further, sieve apparatus 9 can adopt drum-type sieve apparatus or oscillatory type sieve apparatus etc.
In the above-mentioned treatment system, aerobic fermentation cylinder 6 can adopt the rotatable fermentation roller of totally-enclosed outward turning.
The on-line detector 10 that is arranged on the aerobic fermentation cylinder 6 can detect temperature, oxygen concn, hydrogen sulfide and ammonia in the aerobic fermentation cylinder 6, on-line detector 10 can be sent to the data that monitor control subsystem 11, as can 4～20mA or 1～5V.DC aspect transfer to control subsystem 11.
As shown in Figure 2, the control subsystem in the above-mentioned treatment system comprises: data sink, master control set and control signal take-off equipment;
Wherein, data sink is for the data of the material fermentation state in the described aerobic fermentation cylinder 6 of the reflection that receives the on-line detector transmission;
Master control set is connected with data sink, is used for the data according to the data sink reception, generates the instruction that each equipment running status is adjusted in control; Master control set can adopt computer, micro-chip etc. to have the device of data-handling capacity;
The control signal take-off equipment is connected with master control set, is used for the instruction that the output master control set generates, and adjusts each equipment running status with real-time control.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment one
The organic waste that present embodiment provides is the aerobic fermentation treatment system continuously dynamically, can handle domestic waste, handles as the dewatered sludge that sewage work is produced, and makes the mud after the processing satisfy the stabilization requirement.
As shown in Figure 1, this system comprises: auxiliary feed bin 1, organic waste storehouse 2, transfer roller 3, mixer 4, blending bunker 5, aerobic fermentation cylinder 6, first blower fan 7, second blower fan 12, exhaust gas treating tower 8, sieve apparatus 9, on-line detector 10 and control subsystem 11;
Wherein, transfer roller 3 is connected with organic waste storehouse 2 with auxiliary feed bin 1 respectively, and the discharging in auxiliary feed bin 1 and organic waste storehouse 2 is connected with blending bunker 5, aerobic fermentation cylinder 6 and sieve apparatus 9 successively through transfer roller;
On-line detector 10 is arranged on the barrel of aerobic fermentation cylinder 6, monitors the attenuation degree of its inner organic waste in real time, and monitoring data is fed back to control subsystem 11 by cable;
The material that sieve apparatus 6 receives and separator conveyer 3 transports after being handled by aerobic fermentation cylinder 6; Wherein, screen underflow B can carry out precision work or recycling as product, and screen overflow C can be used as auxiliary materials and delivers to auxiliary feed bin 1 and keep in and second stage employ; Sieve apparatus 6 can adopt forms such as drum-type, oscillatory type;
On-line detector 10 is arranged on the aerobic fermentation cylinder 6, data such as temperature, oxygen concn and the hydrogen sulfide of the main aerobic fermentation of monitoring in real time system, ammonia transmit to control subsystem 11, as can 4～20mA or 1～5V.DC aspect transfer to control subsystem 11.
Parameter by on-line detector 10 feedbacks on the control subsystem 11 monitoring aerobic fermentation cylinders 6, in time adjust aerobe fermentation cylinder 6 and preprocessing part running status, final continuous, the dynamic operation of realizing total system, improved the processing efficiency of system greatly, improve treatment effect, can realize the innoxious and recycling treatment to organic wastes such as mud, rubbish, meal kitchens.
When the dewatered sludge that utilizes above-mentioned treatment system that the municipal sewage plant is produced carries out aerobic fermentation, transfer roller 3 will assist auxiliary materials in the feed bin 1, organic waste storehouse 2 and organic waste to deliver in the blending bunker 5 to be mixed by mixer 4, and mixed material keep in or is delivered to aerobic fermentation cylinder 6 by transfer roller 3 at blending bunker 5 and carries out the aerobic fermentation processing; Simultaneously, utilize first blower fan 7, second blower fan 12 and exhaust gas treating tower 8 to carry out air feed and off gas treatment; Simultaneously, control subsystem 11 is monitored on-line detector 10 feedback data parameters on the aerobic fermentation cylinder 6 in real time, in time adjusts aerobe fermentation cylinder 6 and preprocessing subsystem running status, finally realizes continuous, the dynamic operation of entire treatment system.With this understanding, mud can carry out 55～65 ℃ of high-temperature aerobic fermentations under the effect of aerobic microbiological, finished thermophilic fermentation in 3～5 days, realizes innoxious, the stabilization treatment of mud.This treatment system also can realize the innoxious and recycling treatment to organic wastes such as rubbish, meal kitchens.
The proterties of handling back mud through said system is as follows: water ratio 45～60%; Content falls in organism〉the 200g/kg dewatered sludge, the worm egg mortality ratio〉95%, excrement colibacillus group bacterium value〉0.01, the discharging particle diameter is average＜and 3mm, satisfy the related request of " urban wastewater treatment firm sludge disposal land reclamation shale " GB/T24600-2009, " urban wastewater treatment firm sludge disposal afforestation shale " GB/T23486-2009.
This treatment system can realize continuous, the dynamic operation of aerobic fermentation system, has improved the processing efficiency of system greatly, has improved treatment effect, can realize the innoxious and recycling treatment to organic wastes such as mud, rubbish, meal kitchens.
Embodiment two
Present embodiment provides a kind of organic waste continuously dynamic aerobic fermentation treatment system, system's basically identical that this system architecture and above-described embodiment one provide, different is in auxiliary feed bin 1, organic waste storehouse 2 shredder assembly to be set, and the domestic refuse of handling again after the screening can be carried out break process by shredder assembly.
Utilize above-mentioned aerobic fermentation system that domestic waste is carried out fermentative processing, to place in auxiliary feed bin 1, the organic waste storehouse 2 with fermentation auxiliary material and the abundant mixed domestic waste of part fermentation materials and keep in, and will assist organic waste in the feed bin 1, organic waste storehouse 2 and auxiliary materials to deliver in the blending bunker 5 by transfer roller 3 and be mixed by mixer 4, mixed material keep in or is delivered to aerobic fermentation cylinder 6 by transfer roller 3 at blending bunker 5 and carries out the aerobic fermentation processing; Simultaneously, utilize first blower fan 7, second blower fan 12 and exhaust gas treating tower 8 to carry out air feed and off gas treatment; Simultaneously, control subsystem 11 is monitored the parameter of on-line detector 10 feedbacks on the aerobic fermentation cylinder 6 in real time, in time adjusts aerobe fermentation cylinder 6 and preprocessing part running status, finally realizes continuous, the dynamic operation of total system.With this understanding, organic domestic waste can carry out 55～65 ℃ of high-temperature aerobic fermentations under the effect of aerobic microbiological, finished thermophilic fermentation in 3～5 days, realizes innoxious, the stabilization treatment of mud.
The proterties of handling the back domestic waste through said system is as follows: water ratio 45～60%; Content falls in organism〉the 200g/kg dewatered sludge, the worm egg mortality ratio〉95%, excrement colibacillus group bacterium value〉0.01, the related request of satisfied " the aerobic static compost treatment technology of domestic waste rules ".
The organic waste that adopts above-described embodiment one or embodiment two is dynamic aerobic fermentation treatment system continuously, can handle domestic waste, makes the product after the processing satisfy the stabilization requirement.As shown in Figure 3, its treatment process may further comprise the steps:
Under the control subsystem control for the treatment of system, the transfer roller for the treatment of system is with the preprocessing subsystem pre-treatment of organic waste through described treatment system;
Pretreated organic waste carries out fermentative processing through conveyor delivery to described aerobic fermentation cylinder, the material output after the fermentative processing;
The data of material fermentation state in the described aerobic fermentation cylinder of reflection that the control subsystem for the treatment of system transmits according to on-line detector are controlled each equipment running status and are finished and organic waste is carried out continuously dynamically aerobic fermentation handle.
Pre-treatment in the above-mentioned treatment process is: will assist materials and organic waste to be delivered in the blending bunker of described preprocessing subsystem respectively by transfer roller and mix by the mixer in the blending bunker;
Mixed material is kept in blending bunker or is delivered in the aerobic fermentation cylinder.
Above-mentioned treatment process also comprises: the outputting material after the fermentative processing enters sieve apparatus and sieves processing, thereby obtains screen underflow and screen overflow.
This treatment system can realize continuous, the dynamic operation of domestic refuse aerobic fermentation system, shorten fermentation time, improve the processing efficiency of system greatly, improved treatment effect, can realize domestic refuse is comprised the innoxious and recycling treatment of organic wastes such as meal kitchen.Thereby problem such as solved that the fermentation period that existing aerobic fermentation system exists is long, process control is difficult, the inner disconnection of system's control, feedback information hysteresis, equipment reaction scarce capacity, treatment effect are relatively poor.
The above; it only is the preferable embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (7)
1. the continuously dynamic aerobic fermentation treatment system of organic waste is characterized in that, comprising:
Transfer roller (3), preprocessing subsystem, aerobic fermentation cylinder (6), first blower fan (7), second blower fan (12), exhaust gas treating tower (8), on-line detector (10) and control subsystem (11); Wherein,
Described transfer roller (3) is connected with aerobic fermentation cylinder (6) with described preprocessing subsystem successively;
Described first blower fan (7) is connected with described aerobic fermentation cylinder (6) rear end air interface by pipeline, and described second blower fan (12) is connected with described aerobic fermentation cylinder (6) front-end interface with described exhaust gas treating tower (8) successively by pipeline;
Described on-line detector (10) is arranged on the barrel of described aerobic fermentation cylinder (6), can obtain the data of the interior material fermentation state of reflection described aerobic fermentation cylinder (6), the data output end of described on-line detector is connected with described control subsystem (11);
Described control subsystem (11), its control end communicates to connect with described transfer roller (3), preprocessing subsystem, aerobic fermentation cylinder (6), first blower fan (7), second blower fan (7), exhaust gas treating tower (8) respectively, the data output end of its data receiver and described on-line detector (10) communicates to connect, the data of the material fermentation state in the described aerobic fermentation cylinder of reflection (6) that is used for transmitting according to described on-line detector (10) are controlled each equipment running status and are finished and organic waste is carried out continuously dynamically aerobic fermentation handle.
2. the system as claimed in claim 1 is characterized in that, described preprocessing subsystem comprises:
Auxiliary feed bin (1), organic waste storehouse (2), mixer (4) and blending bunker (5); Wherein,
Described auxiliary feed bin (1) is connected with described blending bunker (5) through described transfer roller (3) respectively with organic waste storehouse (2);
Described mixer (4) is arranged in the described blending bunker (5), describedly is connected with described aerobic fermentation cylinder (6) through described transfer roller (3) through blending bunker (5).
3. system as claimed in claim 2 is characterized in that, described mixer (4) adopts double-screw type mixer, oar blade type mixer or vertical mixer, and its mixture homogeneity is greater than 75%;
Be equipped with shredder assembly in described auxiliary feed bin (1) and the organic waste storehouse (2).
4. system as claimed in claim 1 or 2 is characterized in that, also comprises: sieve apparatus (9) is connected through the discharge end of described transfer roller (10) with described aerobic fermentation cylinder (6).
5. system as claimed in claim 4 is characterized in that, described sieve apparatus (9) adopts drum-type sieve apparatus or oscillatory type sieve apparatus.
6. system as claimed in claim 1 or 2 is characterized in that, described aerobic fermentation cylinder (6) adopts the rotatable fermentation roller of totally-enclosed outward turning;
Described on-line detector (10) adopts the on-line detector that can detect the interior temperature of aerobic fermentation cylinder (6), oxygen concn, hydrogen sulfide and ammonia.
7. claim 1 or 2 described systems is characterized in that described control subsystem comprises:
Data sink, master control set and control signal take-off equipment; Wherein,
Described data sink is for the data of the material fermentation state in the described aerobic fermentation cylinder of reflection (6) that receives described on-line detector transmission;
Described master control set is connected with described data sink, is used for the data according to described data sink reception, generates the instruction that each equipment running status is adjusted in control;
Described control signal take-off equipment is connected with described master control set, is used for the instruction that the described master control set of output generates, and adjusts each equipment running status with real-time control.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105948847A (en) * | 2016-05-13 | 2016-09-21 | 任昌植 | Energy-saving and environment-friendly type kitchen and toilet treatment system and toilet |
| CN106431553A (en) * | 2016-11-22 | 2017-02-22 | 新疆天物生态科技股份有限公司 | High-temperature aerobic fermentation sludge compost treatment and disposal system |
| CN108503398A (en) * | 2018-07-10 | 2018-09-07 | 南宁市博发科技有限公司 | The aerobic fermentation equipment of fully-automatic sealing enclosed environmental sanitation rubbish |
| CN109380001A (en) * | 2017-08-09 | 2019-02-26 | 南通中科淳源环保装备制造有限公司 | Sludge organism aerobic fermentation converts humus special intelligent stalk crushing system |
| CN112441851A (en) * | 2020-12-22 | 2021-03-05 | 北京亦庄水务有限公司 | Municipal sludge and kitchen garbage coprocessing preparation fertilizer production system |
| CN112919949A (en) * | 2021-03-30 | 2021-06-08 | 北京四良科技有限公司 | Continuous mixing and accurate quantitative control device and method for low-carbon enzymolysis micro-aerobic composting raw material |
| CN114031433A (en) * | 2021-12-23 | 2022-02-11 | 江苏泓润生物质能科技有限公司 | Method for preparing organic fertilizer from biogas residues |
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2013
- 2013-01-05 CN CN2013200040739U patent/CN203187587U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105948847A (en) * | 2016-05-13 | 2016-09-21 | 任昌植 | Energy-saving and environment-friendly type kitchen and toilet treatment system and toilet |
| CN106431553A (en) * | 2016-11-22 | 2017-02-22 | 新疆天物生态科技股份有限公司 | High-temperature aerobic fermentation sludge compost treatment and disposal system |
| CN109380001A (en) * | 2017-08-09 | 2019-02-26 | 南通中科淳源环保装备制造有限公司 | Sludge organism aerobic fermentation converts humus special intelligent stalk crushing system |
| CN109380001B (en) * | 2017-08-09 | 2023-09-19 | 南通中科淳源环保装备制造有限公司 | Intelligent straw crushing system special for sludge biological aerobic fermentation conversion of humus |
| CN108503398A (en) * | 2018-07-10 | 2018-09-07 | 南宁市博发科技有限公司 | The aerobic fermentation equipment of fully-automatic sealing enclosed environmental sanitation rubbish |
| CN108503398B (en) * | 2018-07-10 | 2024-03-12 | 南宁市博发科技有限公司 | Aerobic fermentation equipment of full-automatic sealed sanitation garbage |
| CN112441851A (en) * | 2020-12-22 | 2021-03-05 | 北京亦庄水务有限公司 | Municipal sludge and kitchen garbage coprocessing preparation fertilizer production system |
| CN112919949A (en) * | 2021-03-30 | 2021-06-08 | 北京四良科技有限公司 | Continuous mixing and accurate quantitative control device and method for low-carbon enzymolysis micro-aerobic composting raw material |
| CN114031433A (en) * | 2021-12-23 | 2022-02-11 | 江苏泓润生物质能科技有限公司 | Method for preparing organic fertilizer from biogas residues |
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Granted publication date: 20130911 |