CN204385081U - The airing system of organic waste aerobic fermentation cylinder - Google Patents
The airing system of organic waste aerobic fermentation cylinder Download PDFInfo
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- CN204385081U CN204385081U CN201420797789.3U CN201420797789U CN204385081U CN 204385081 U CN204385081 U CN 204385081U CN 201420797789 U CN201420797789 U CN 201420797789U CN 204385081 U CN204385081 U CN 204385081U
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- air feed
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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
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The utility model discloses a kind of for organic waste aerobic fermentation cylinder, described airing system comprises: blower fan; Supply air line, described supply air line is divided into air feed main and gas manifold, and described air feed main is connected with blower fan, and this air feed main is provided with main variable valve, described gas manifold separates from described air feed main, described gas manifold is provided with arm variable valve; Distribution device, described distribution device is arranged on the end of described gas manifold; Monitoring device, described monitoring device is arranged in described aerobic fermentation cylinder to monitor the data of the fermenting process of material in aerobic fermentation cylinder; Controller; Described monitoring device is arranged at least one function division in the described multiple function division in aerobic cylinder, and described controller is connected at least one in described main variable valve, arm variable valve, distribution device and blower fan.
Description
Technical field
The utility model relates to organic waste treatment field, city, especially relates to a kind of airing system to the organic waste aerobic fermentation cylinder that the city organic wastes such as sewage treatment plant dewater sludge, domestic refuse, changing food waste process.
Background technology
Along with the raising of life of urban resident level and the significantly propelling of urbanization, the standard of living of people develops into affluence gradually from well-to-do level, the generation of cities and towns organic waste (as sewage treatment plant dewater sludge, domestic refuse, changing food waste, garden garbage etc.) also increases with the quick growth of economy, the harmless treatment of cities and towns organic waste and recycling have been become to the environmental problem of people's growing interest, also becoming government needs the urgent problem solved.Due to aerobic fermentation technology, can to make full use of organic components content in organic waste high and grow necessary trace element containing the nutritive element such as a large amount of N, P and Activities of Some Plants, under innoxious, minimizing, stabilization prerequisite, outstanding resource utilization feature, and possess skills threshold and the feature such as Economic Threshold is lower, the scope of application is wide, more and more receive the concern of people, be especially widely used in developed country.At present, take fermenter as traditional aerobic fermentation treatment technology and the equipment in dominant fermentation place, due to problems such as fermentation period are large compared with long, floor space, ozone Control is more difficult, manual operation environment is poor.
Drum-type aerobic fermentation device then achieves the fermentation sealing of cylindrical shell and insulation, improves fermentation efficiency, shortens fermentation period, more and more by environmentalist and environmental protection occurrences in human life pay attention to.But the outer blower and pipeline of airing system many employings cylindrical shell of existing cylinder is carried out heap surface purging form and is carried out air feed, there is air demand large and there is the lower problem of oxygen utilization rate, easily cause part heap body air demand not meet and cause anaerobism phenomenon, or the excessive heap body problem that causes of generation tolerance reduces rapidly.
Utility model content
The utility model provides a kind of airing system of organic waste aerobic fermentation cylinder, can realize according to fermentation of organic wastes principle and carry out each functional zone energy control for need, thus solve the confession QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decrease air demand and off gas treatment amount, improve fermentation efficiency, the organic waste aerobic fermentation process efficiently such as mud, rubbish, meal kitchen can be realized.
According to an aspect of the present utility model, provide a kind of airing system for organic waste aerobic fermentation cylinder, described airing system comprises: blower fan; Supply air line, described supply air line is divided into air feed main and gas manifold, and described air feed main is connected with blower fan, and this air feed main is provided with main variable valve, described gas manifold separates from described air feed main, described gas manifold is provided with arm variable valve; Distribution device, described distribution device is arranged on the end of described gas manifold; Monitoring device, described monitoring device is arranged in described aerobic fermentation cylinder, for monitoring the data of the fermenting process of the material such as such as organic waste in aerobic fermentation cylinder; Controller; Wherein, described monitoring device is arranged at least one function division in the described multiple function division in aerobic cylinder, and described controller is connected at least one in described main variable valve, arm variable valve, distribution device and blower fan.
Preferably, the described multiple function division be divided in described fermentation roller according to material fermentation process is the function division that can realize the functions such as charging, inoculation, intensification, maintenance, cooling, discharging, at least one air feed subsystem is provided with in each function division in described fermentation roller, described air feed subsystem comprises described gas manifold, arm variable valve, distribution device and monitoring device, and described controller is connected at least one in described main variable valve, arm variable valve, distribution device and blower fan.
Further preferably, according in airing system of the present utility model, wherein said distribution device is aerator, and described aerator is arranged on the inwall of described aerobic fermentation cylinder.
In the airing system of another embodiment of the present utility model, described monitoring device can be on-Line Monitor Device, and these data are also sent to controller by the real time data of the fermenting process of the organic waste in aerobic fermentation cylinder described in Real-Time Monitoring.
Preferably, according in airing system of the present utility model, described gas manifold can be parallel communication to described air feed main, the quantity of described air feed main can be arranged according to the character of organic waste and fermentation requirement.
According in airing system of the present utility model, the real time data in the fermenting process of the organic waste that described monitoring device is monitored can comprise in temperature, humidity, oxygen concn etc. one or more.
Controller can comprise data sink, calculating device, PLC, I/O module etc.
The beneficial effect that the utility model has at least is:
Solve confession the QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decreases air demand and off gas treatment amount, improves fermentation efficiency.
By using native system, mud can carry out high-temperature aerobic fermentation 55 ~ 65 DEG C under the effect of aerobic microbiological, in 3 ~ 5 days, complete thermophilic fermentation, and air utilising efficiency improves 30-50%, 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.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of present disclosure, the embodiment of the application is described with reference to the accompanying drawings.
Fig. 1 shows the schematic diagram of the airing system for organic waste aerobic fermentation cylinder according to an embodiment of the present utility model.
Fig. 2 shows the schematic diagram of the airing system for organic waste aerobic fermentation cylinder according to another embodiment of the present utility model.
Description of reference numerals;
101,201: aerobic fermentation cylinder;
102,202: distribution device;
103,203: arm variable valve;
104,204: main variable valve;
105,205: supply air line;
106,206: blower fan;
107,207: monitoring device;
108,208: controller.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Obviously, embodiment described is in this disclosure only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection domain of the present utility model.Protection domain of the present utility model is not by the restriction of hereafter described embodiment.
Fig. 1 shows a kind of airing system 100 for organic waste aerobic fermentation cylinder according to an embodiment of the present utility model, and described airing system comprises: blower fan 106; Supply air line 105, supply air line 105 is divided into air feed main and gas manifold, and air feed main is connected with blower fan 106, and this air feed main is provided with main variable valve 104, and gas manifold separates from air feed main, gas manifold is provided with arm variable valve 103; Distribution device 102, distribution device is arranged on the end of gas manifold, enters in fermentation roller 101 to make the gas carried from blower fan 106; Monitoring device 107, this monitoring device has sensor, this sensor setting in aerobic fermentation cylinder 101, for monitoring the data of the fermenting process of organic waste in aerobic fermentation cylinder; Controller 108, the monitoring data of the reception of this controller and process monitor devices 107.
Gas feeds in multiple function divisions of dividing according to organic waste aerobic fermentation process in fermentation roller 101 by airing system 100.Monitoring device 107 is arranged at least one function division in the multiple function divisions in aerobic cylinder.Controller 108 can according to data detected by described monitoring device, described controller be connected in main variable valve 104, arm variable valve 103, distribution device 102 and blower fan 106 at least one and adjusted, to realize the energy control for need for corresponding function subregion.
In embodiment of the present utility model, distribution device can be aerator.Further preferably, according in airing system of the present utility model, aerator is arranged on the inwall of described aerobic fermentation cylinder, by supply air line be such as arranged on outside blower fan 106 and be connected.If known in those skilled in the art, the form of aerator can be selected according to the character of organic waste, such as, can adopt various ways such as perforation short tube, umbrella aerator etc.
Aerobic fermentation cylinder 101 carries out multiple function division according to organic waste aerobic fermentation process, aerobic fermentation cylinder can carry out function division according to the ultimate principle of organic waste aerobic fermentation and course of fermentation, generally can be divided into 3-5 functional zone, as charging inoculation district, heating zone, high temperature maintain district, cooling area, discharge zone etc.
In at least one function division in multiple function divisions in fermentation roller, distribution device 102, supply air line 105, arm variable valve 103, monitoring device 107 etc. can be independently set.
Above-mentioned distribution device, supply air line 105, arm variable valve 103, the monitoring device 107 being positioned at corresponding function subregion constitutes an independently air feed subsystem.This air feed subsystem quantity can be arranged according to the character of organic waste and fermentation requirement.
Arm variable valve 103, main variable valve 104 are all arranged on supply air line 105, realize artificial atmosphere and closedown.Wherein, arm variable valve is arranged on on the gas manifold of the supply air line of each independent gas supply subsystem air feed, can realize both air flow modulation and the closedown of each independent gas supply subsystem.The gas manifold parallel connection of multiple air feed subsystem becomes an air feed main, and main variable valve is arranged on multiple air feed subsystem air feed main formed in parallel, can realize adjustment and the closedown of air in supply air line; The quantity of air feed main can be arranged according to the character of organic waste and fermentation requirement.
In the airing system of an embodiment of the present utility model, described monitoring device can be on-Line Monitor Device, and these data are also sent to controller by the real time data of the fermenting process of the organic waste in aerobic fermentation cylinder described in Real-Time Monitoring.Such as, monitoring device 107 can be on-line monitoring instrument, and the sensor of measuring instrument, through the barrel of aerobic fermentation cylinder 101, is monitored the fermenting process real time data of organic waste in cylindrical shell and will be sent to controller 108.
Controller 108 receives and processes the measured value of on-line monitoring instrument, and sends action command, the energy control for need in final practical function district to the variable valve (103 and 104) of each subsystem and blower fan 106.
Preferably, at least one air feed subsystem is provided with in each function division in fermentation roller 101.Each air feed subsystem comprises gas manifold, arm variable valve, distribution device and monitoring device.The data that controller monitors according to the monitoring device in each function division, regulate at least one in main variable valve, arm variable valve, distribution device and blower fan, to realize the energy control for need for corresponding function subregion.
Preferably, each function division all arranges independently air feed subsystem, or all arranges independently air feed subsystem in each assemblage province of being formed of the grouping of some subregions, as shown in Figure 2.
Preferably, according in airing system of the present utility model, gas manifold can be parallel communication to air feed main, the quantity of air feed main can be arranged according to the character of organic waste and fermentation requirement.
According in airing system of the present utility model, the real time data in the fermenting process of the organic waste that described monitoring device is monitored can comprise in temperature, humidity, oxygen concn etc. one or more.
By controller 108, action command is being sent for variable valve and blower fan, each functional zone energy control for need can be realized, solve the confession QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decrease air demand and off gas treatment amount, improve fermentation efficiency, the organic waste aerobic fermentation process efficiently such as mud, rubbish, meal kitchen can be realized.Controller can comprise data sink, computer, PLC, I/O module etc.
Wherein, in an embodiment of the present utility model, according in airing system of the present utility model, distribution device, arm variable valve, main variable valve, supply air line together form air feed path, so that the air produced by blower fan introduces the organic waste heap body in aerobic fermentation cylinder.
The real time data of organic waste heap body in aerobic fermentation cylinder is sent to controller by on-line monitoring instrument, and controller processes it and controls the operating parameter of aerobic fermentation cylinder, blower fan, the regulating valve flow on adjustment supply air line and closedown.
Under control of the controller, pass through supply air line, under the regulating effect of variable valve (3 and 4), utilize blower fan to carry out independent air feed to air feed subsystem multiple in aerobic fermentation cylinder according to organic waste aerobic fermentation feature, realize each functional zone air feed demand; Solve confession the QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decreases air demand and off gas treatment amount, improves fermentation efficiency.
Fig. 2 shows the schematic diagram according to other embodiment of the present utility model.The situation being all provided with air feed subsystem in each function division has been shown in Fig. 2.
Below in conjunction with Fig. 2, the utility model embodiment is described in further detail.
The utility model embodiment provides a kind of airing system 200 of organic waste aerobic fermentation cylinder, as shown in Figure 2, this system comprises: aerobic fermentation cylinder 201, aerator (distribution device 202), arm variable valve 203, main variable valve 204, supply air line 205, blower fan 206, on-line monitoring instrument, controller 208.
Wherein, described aerobic fermentation cylinder 201 carries out multiple function division according to organic waste aerobic fermentation process, each subregion all independently arranges aerator 202, supply air line 205, arm variable valve 203, on-line monitoring instrument 207 etc., above-mentionedly constitutes an independently air feed subsystem; This air feed subsystem quantity can be arranged according to the character of organic waste and fermentation requirement;
Aerator is arranged on aerobic fermentation cylinder 201 inwall, is connected with the blower fan 206 of outer setting by supply air line 205;
Above-mentioned gas manifold variable valve 203, air feed main variable valve 204 are arranged on supply air line 205, realize artificial atmosphere and closedown, are connected with blower fan 206.
The sensor of on-line monitoring instrument 207, through the barrel of aerobic fermentation cylinder 201, is monitored the fermenting process real time data of organic waste in cylindrical shell and sends it to controller 208;
Controller 208 receives and processes the measured value of on-line computing model, and sends action command to the variable valve 203 and 204 of each independent particle system and blower fan 206, finally realizes each functional zone energy control for need.
Above-mentioned gas manifold variable valve 203 is arranged on on supply air line 205 branch road of each independent gas supply subsystem air feed, can realize both air flow modulation and the closedown of each independent gas supply subsystem; The parallel connection of multiple air feed subsystem becomes an air feed main, and air feed main variable valve 204 is arranged on multiple air feed subsystem air feed main become in parallel, can realize adjustment and the closedown of air in supply air line 205.
The real time data of organic waste heap body in aerobic fermentation cylinder 201 is sent to controller 208 by on-line monitoring instrument, controller 208 processes it and controls the operating parameter of aerobic fermentation cylinder 201, blower fan 206, variable valve 203 and 204 flow and closedown on adjustment supply air line 205, utilize multiple air feed subsystem in blower fan 206 pairs of aerobic fermentation cylinders 201 to carry out independent air feed according to organic waste aerobic fermentation feature, realize each functional zone air feed demand; Solve confession the QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decreases air demand and off gas treatment amount, improves fermentation efficiency.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment one
Such as, according in an embodiment of present disclosure, when utilizing the sludge aerobic fermentation roller being equipped with the airing system of above-mentioned organic waste aerobic fermentation cylinder to carry out aerobic fermentation to the dewatered sludge that municipal sewage plant produces, fermentation roller is divided into 3 functional zone, configuration 3 cover air feed subsystem and 4 air feed mains.Each independently air feed subsystem contains 1 cover online monitoring system (being such as oxygen concn temperature one detector), the aerator of unequal number amount, 1 gas manifold variable valve, 1 air feed main variable valve and corresponding supply air line 5 etc.; On-line monitoring instrument is through the cylindrical shell of aerobic fermentation cylinder, and in monitoring cylindrical shell, the fermenting process real time data of organic waste also will be sent to controller.Controller processes data and controls the operating parameter of aerobic fermentation cylinder, blower fan, main on adjustment supply air line and the flow of arm variable valve and opening and closing, utilize blower fan to carry out independent air feed to air feed subsystem multiple in aerobic fermentation cylinder according to organic waste aerobic fermentation feature, realize each functional zone air feed demand; Solve confession the QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, increase air utilising efficiency, decreases air demand and off gas treatment amount, improves fermentation efficiency.With this understanding, mud can carry out high-temperature aerobic fermentation 55 ~ 65 DEG C under the effect of aerobic microbiological, in 3 ~ 5 days, complete thermophilic fermentation, and air utilising efficiency improves 30-50%, 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.
After said system process, the proterties of mud is as follows: water ratio 45 ~ 60%; Content >200g/kg dewatered sludge falls in organism, worm egg mortality ratio >95%, excrement colibacillus group bacterium value >0.01, the average <3mm of discharging particle diameter, meets the related request of " urban wastewater treatment firm sludge disposal land reclamation shale " GB/T 24600-2009, " urban wastewater treatment firm sludge disposal afforestation shale " GB/T23486-2009.
Embodiment two
The present embodiment provides a kind of airing system of organic waste aerobic fermentation cylinder, and the system that this system architecture and above-described embodiment one provide is basically identical, unlike fermentation roller being divided into 4 functional zone, and configuration 4 cover air feed subsystem and 6 air feed mains.
Utilize device to carry out fermentative processing by the sludge aerobic fermentation roller of the airing system of above-mentioned organic waste aerobic fermentation cylinder to domestic waste, fermentation roller is divided into 4 functional zone, configuration 4 cover air feed subsystem and 6 air feed mains.Each independently air feed subsystem contains 1 cover online monitoring system (being such as oxygen concn temperature one detector), the aerator of unequal number amount, 1 gas manifold variable valve, 1 air feed main variable valve and corresponding supply air line etc.; On-line monitoring instrument is through the cylindrical shell of aerobic fermentation cylinder, and in monitoring cylindrical shell, the fermenting process real time data of organic waste also will be sent to controller; Controller processes it and controls the operating parameter of aerobic fermentation cylinder, blower fan, the flow of each variable valve (main variable valve and arm variable valve) on adjustment supply air line and opening and closing, utilize blower fan to carry out independent air feed to air feed subsystem multiple in aerobic fermentation cylinder according to organic waste aerobic fermentation feature, realize each functional zone air feed demand; Solve the confession QI-insufficiency that causes because each fermentation stage air demand is different or the problem such as excessive, improve air utilising efficiency 30-40%, decrease air demand and off gas treatment amount, improve fermentation efficiency.With this understanding, organic domestic waste can carry out high-temperature aerobic fermentation 55 ~ 65 DEG C under the effect of aerobic microbiological, in 3 ~ 5 days, complete thermophilic fermentation, realizes innoxious, the stabilization treatment of domestic refuse.
After said system process, the proterties of domestic waste is as follows: water ratio 45 ~ 60%; Content >200g/kg dewatered sludge falls in organism, worm egg mortality ratio >95%, excrement colibacillus group bacterium value >0.01, meets the related request of " domestic waste aerobic static compost treatment technology code ".
The above; be only the utility model preferably embodiment; 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 change that can expect easily or replacement, all should be encompassed within 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 (6)
1. for an airing system for organic waste aerobic fermentation cylinder, it is characterized in that, described airing system comprises:
Blower fan;
Supply air line, described supply air line is divided into air feed main and gas manifold, and described air feed main is connected with blower fan, and this air feed main is provided with main variable valve, described gas manifold separates from described air feed main, described gas manifold is provided with arm variable valve;
Distribution device, described distribution device is arranged on the end of described gas manifold;
Monitoring device, described monitoring device is arranged in described aerobic fermentation cylinder to monitor the data of the fermenting process of material in aerobic fermentation cylinder;
Controller;
Wherein, described monitoring device is arranged at least one function division in the described multiple function division in aerobic cylinder,
Described controller is connected at least one in described main variable valve, arm variable valve, distribution device and blower fan.
2. airing system according to claim 1, it is characterized in that, the described multiple function division be divided in described fermentation roller according to material fermentation process is for can realize charging, inoculation, heat up, maintain, cooling, the function division of the functions such as discharging, at least one air feed subsystem is provided with in each function division in described fermentation roller, described air feed subsystem comprises described gas manifold, arm variable valve, distribution device and monitoring device, described controller is connected to described main variable valve, arm variable valve, at least one in distribution device and blower fan.
3. airing system according to claim 2, is characterized in that, described distribution device is aerator, and described aerator is arranged on the inwall of described aerobic fermentation cylinder.
4. airing system according to any one of claim 1 to 3, is characterized in that, described monitoring device is on-Line Monitor Device.
5. airing system according to any one of claim 1 to 3, is characterized in that, described gas manifold parallel communication is to described air feed main, and the quantity of described air feed main is arranged according to the character of organic waste and fermentation requirement.
6. airing system according to any one of claim 1 to 3, is characterized in that, described controller comprises data sink, calculating device, PLC, I/O module.
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| CN201420797789.3U CN204385081U (en) | 2014-12-16 | 2014-12-16 | The airing system of organic waste aerobic fermentation cylinder |
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| CN201420797789.3U CN204385081U (en) | 2014-12-16 | 2014-12-16 | The airing system of organic waste aerobic fermentation cylinder |
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| CN204385081U true CN204385081U (en) | 2015-06-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541426A (en) * | 2016-01-05 | 2016-05-04 | 北京中持绿色能源环境技术有限公司 | Gas supplying device for fermentation roller |
| CN108863468A (en) * | 2018-09-27 | 2018-11-23 | 北京中持绿色能源环境技术有限公司 | A kind of expansion joint of fermentation roller gas supply |
| CN111708393A (en) * | 2020-03-23 | 2020-09-25 | 中持水务股份有限公司 | Aerobic composting control method, device, controller, storage medium and system |
-
2014
- 2014-12-16 CN CN201420797789.3U patent/CN204385081U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541426A (en) * | 2016-01-05 | 2016-05-04 | 北京中持绿色能源环境技术有限公司 | Gas supplying device for fermentation roller |
| CN108863468A (en) * | 2018-09-27 | 2018-11-23 | 北京中持绿色能源环境技术有限公司 | A kind of expansion joint of fermentation roller gas supply |
| CN108863468B (en) * | 2018-09-27 | 2023-09-22 | 北京中持绿色能源环境技术有限公司 | Expansion joint for air supply of fermentation cylinder |
| CN111708393A (en) * | 2020-03-23 | 2020-09-25 | 中持水务股份有限公司 | Aerobic composting control method, device, controller, storage medium and system |
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