CN208995500U - A kind of anaerobic digester system of kitchen garbage - Google Patents
A kind of anaerobic digester system of kitchen garbage Download PDFInfo
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- CN208995500U CN208995500U CN201821620293.3U CN201821620293U CN208995500U CN 208995500 U CN208995500 U CN 208995500U CN 201821620293 U CN201821620293 U CN 201821620293U CN 208995500 U CN208995500 U CN 208995500U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
A kind of anaerobic digester system of kitchen garbage, the outlet that kitchen garbage receives feed bin is successively connected to garbage sorting system, kitchen garbage breaking device, oil-water separation system, pulping system and anaerobic digestor, the inorganic matter outlet of garbage sorting system is connected to inorganic matter recovery bin, and the crude oil rouge outlet of oil-water separation system is connected to by pipeline with crude oil rouge recovery bin；The outlet of anaerobic digestor is connect with biogas slurry tank and tank for sewage gas respectively；The outlet of biogas slurry tank is connect with dehydration equipment, and the solid outlet of dehydration equipment is connect with desiccation apparatus, and liquid outlet is connect with digestion liquid treating system, and the outlet for digesting liquid treating system is connect with desiccation apparatus and reservoir；Tank for sewage gas outlet connect with methane purification system, methane purification system respectively with dispenser and/or aerating column, CO2Air accumulator connection.
Description
Technical field
The utility model relates to field of energy source environment protection, and in particular to a kind of anaerobic digester system of kitchen garbage.
Background technique
The major technique of kitchen garbage processing at present includes crushing in line, landfill disposal, burning, Fertilizer Transformed processing, feed
Change processing etc., wherein the kitchen garbage such as household kitchen wastes that crush method is generated for handling a small amount of dispersion have price just
Preferably, the advantages that technology is easy can reduce the moisture content of municipal refuse, reduce collecting amount, conducive to the calorific value for improving municipal refuse.
But due to being not carried out recycling, minimizing processing etc., it is difficult to apply to scale processing；It is tight in current land resource
It lacks, under the major premise that the attention rate of people's effect on environment is higher and higher, landfill disposal technology significant discomfort closes kitchen garbage
Actual conditions；Since living habit is different and the difference of kitchen garbage collection classification degree, China's kitchen garbage and external kitchen
Rubbish differs greatly, its main feature is that water content is high, calorific value is low, is difficult to carry out burning disposal；China's kitchen garbage processing starting evening,
For now, the technology that existing city compost factory, China uses relatively falls behind, and mechanization, the degree of automation are lower, perhaps
More composting productions are simultaneously not achieved using standard, because marketing problem finished product fertilizer becomes rubbish again；Fodder processing technique advantage
It is that simple process, recycling degree be higher, product has agricultural value, occupied area is small；And makees feed with kitchen garbage and faced
Main problem be feed safety, in face of disinfection require raising, will equipment, in terms of be adjusted accordingly, thus
Processing cost is increased, in addition, can not solve, innoxious be not thorough very well to the pollution of harmful organic substance and heavy metal etc..Detest
For aerobe fermentation technology as a kind of environmentally protective technology, the anaerobic fermentation technology of domestic early stage is mainly used for waste sludge and highly concentrated
Spend organic matter wastewater treatment, in terms of handling kitchen garbage using less, increasingly however as domestic kitchen garbage discharge amount
Increase, the social concern that kitchen garbage generates gradually increases, and the example using anaerobic fermentation technology processing kitchen garbage increases year by year
More, however, existing handle kitchen garbage using anaerobic digestion techniques, process system flow setting is unreasonable, causes system multiple
It is miscellaneous, it is at high cost, it is unfavorable for large-scale promotion.
Summary of the invention
The technology of the utility model solves the problems, such as: overcome the deficiencies in the prior art proposes a kind of anaerobism of kitchen garbage
Digestive system.
The technical solution of the utility model is: a kind of anaerobic digester system of kitchen garbage, comprising: kitchen garbage connects
Receiving warehouse, garbage sorting system, inorganic matter recovery bin, kitchen garbage breaking device, oil-water separation system, crude oil rouge recovery bin,
Pulping system, anaerobic digestor, tank for sewage gas, biogas slurry tank, dehydration equipment, desiccation apparatus digest liquid treating system, reservoir, natural pond
Gas purification system, dispenser, aerating column, CO2Air accumulator；Kitchen garbage receive feed bin outlet by conveying device successively with rubbish
Rubbish separation system, kitchen garbage breaking device, oil-water separation system, pulping system are connected to anaerobic digestor, refuse classification system
System setting organic/inorganic substance outlet, inorganic matter outlet are connected to by pipeline with inorganic matter recovery bin, oil-water separation system setting
There is crude oil rouge outlet, crude oil rouge outlet is connected to by pipeline with crude oil rouge recovery bin；The outlet of anaerobic digestor leads to respectively
Conveying device is crossed to connect with biogas slurry tank and tank for sewage gas；The outlet of biogas slurry tank is connect by conveying device with dehydration equipment, and dehydration is set
Standby to be equipped with solid outlet and liquid outlet, solid outlet is connect by conveying device with desiccation apparatus, and liquid outlet passes through conveying
Device is connect with digestion liquid treating system, and the outlet for digesting liquid treating system is connected by conveying device and desiccation apparatus and reservoir
It connects；Tank for sewage gas outlet is connect by conveying device with methane purification system, methane purification system pass through conveying device respectively with add
Mechanism of qi and/or aerating column, CO2Air accumulator connection.
Further, the system comprises humidity control system, anaerobic digestor and for adjusting anaerobic digestor temperature
Humidity control system connection.
Further, digestion liquid treating system includes: conditioning tank, sub- digestion reactor, anaerobic ammonia oxidation reactor, precipitating
Pond, filter device, dehydration device；Dehydration equipment is connect by conveying device with conditioning tank, and conditioning tank, is detested sub- digestion reactor
Anaerobic ammonium oxidation reactor, sedimentation basin are sequentially connected by conveying device, and sedimentation basin is provided with liquid outlet, sludge outlet and sludge
Loop exit, liquid outlet are successively connect with filter device and reservoir by conveying device, and sludge outlet passes through conveying device
It is connect with dehydration device, sludge circulation outlet is connect with sub- digestion reactor, and dehydration device is provided with dehydration device liquid outlet
It is connect with the dehydration device liquid outlet of dehydration device solid outlet, dehydration device with filter device, the dehydration dress of dehydration device
Solid outlet is set to connect with desiccation apparatus；Methane purification system includes: sequentially connected roots blower, grade one filter, buffering
Tank, force (forcing) pump, water scrubber, moisture trap, desulfurizer, fire arrester, decarbonization device, dehydrohalogenation device, denitrogenation oxygen device,
Stage compressor, freezing type drier, secondary filter, split-compressor, carbon dioxide heat-pump, tertiary filter, level-one add
Hot device, level Four filter, level-one film group, secondary heater, Pyatyi filter, secondary membrane group, natural gas storage tank, CNG compressor,
Caisson；The entrance of roots blower is connected by the outlet of conveying device and tank for sewage gas；Caisson by conveying device with
Dispenser and/or the connection of aerating column；Carbon dioxide heat-pump includes recycling sequentially connected carbon-dioxide gas compressor, and condenser is swollen
Swollen valve and regenerator.
Further, desiccation apparatus is solar energy desiccation field.
Further, anaerobic digestor includes shell, and driving device goes up and down stirring rod, stirring parts, material inlet, biogas
Outlet, biogas slurry outlet, bracket；Housing bottom is fixed on bracket, and driving device is fixed on case top, goes up and down stirring rod
For hydraulic cylinder comprising cylinder body and piston rod, cylinder body one end are connect with driving device, and the other end, which is passed through, is located at shell with shell
Interior, stirring parts are fixedly connected with piston rod.
Further, driving device is servo motor.
Further, the cylinder body for going up and down stirring rod is connected to by detachable pipeline with the oil pump that hull outside is arranged in.
Further, material inlet and biogas slurry outlet are arranged at the lower part of housing sidewall, and the setting of biogas outlet exists
The top of housing sidewall
Further, it the system comprises cinder notch is let out, unloads cinder notch and is arranged in housing bottom.
Further, stirring parts include 2 groups of stirring sheets, and every group of stirring sheet is in same level, relative to lifting stirring rod
Axisymmetrical setting, 2 groups of stirring sheets set gradually along the axis of lifting stirring rods.
The utility model compared with prior art the advantages of be:
1, the anaerobic digester system recycling degree of the kitchen garbage of the utility model is high, carries out resource to kitchen garbage
Kitchen garbage is finally converted to biogas with higher energy density, recycled water and has higher agronomy valence by change processing
The charcoal soil of value.
2, in the anaerobic digester system of the kitchen garbage of the utility model, digestion liquid treating system will contain ammonia nitrogen sludge digestion
Liquid processing realizes the processing of the high sludge-digestion liquid containing ammonia nitrogen for the system of charcoal soil and recycled water.
3, in the anaerobic digester system of the kitchen garbage of the utility model, methane purification system is filled by the desulfurization of setting
Set, the devices cooperation such as moisture trap, biogas compressor, cooling driers, level-one film group, secondary membrane group, biogas compressor it is successively right
Biogas is handled, ensure that processing after final output gas in high-order calorific capacity, total sulfur, H2S、CO2、O2, water dew point etc.
Index reaches the standard of vehicle fuel.It realizes and biogas is carried out only with lower investment and operating cost, better simply control
Change purification processes, making that treated, output gas meets vehicle fuel standard requirements.
4, in the anaerobic digester system of the kitchen garbage of the utility model, anaerobic digestor is provided with lifting stirring rod, when
The biogas residue accumulation of tank bottom is more when being difficult to stir, thus it is possible to vary the mixing position of stirring parts, in the top for being closer to bottom biogas residue
Material is stirred, under the action of the eddy flow of biogas slurry, the biogas residue of tank bottom aggregation can gradually be driven by biogas slurry, improve anaerobism
The degree of digestion reaction；2 groups of stirring sheets are set, while improving stirring capacity, increases the volume of stirring, further increases
Cinder notch is unloaded in the speed of anaerobic reaction, the setting of this outer bottom, and regular deslagging avoids residue from occupying excessive fermentor space.
Detailed description of the invention
Fig. 1 is the schematic diagram of the anaerobic digester system of the kitchen garbage of the utility model.
Fig. 2 is to digest the schematic diagram of liquid treating system in the anaerobic digester system of the kitchen garbage of the utility model.
Fig. 3 is the schematic diagram of methane purification system in the anaerobic digester system of the kitchen garbage of the utility model.
Fig. 4 is carbon dioxide heat-pump in methane purification system in the anaerobic digester system of the kitchen garbage of the utility model
Schematic diagram.
Fig. 5 is the structural schematic diagram of anaerobic digestor in the anaerobic digester system of the kitchen garbage of the utility model.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more of the features.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
As shown in Figs. 1-5, a kind of anaerobic digester system of kitchen garbage, comprising: kitchen garbage receives feed bin, refuse classification
System, inorganic matter recovery bin, kitchen garbage breaking device, oil-water separation system, crude oil rouge recovery bin, pulping system, anaerobism disappear
Change tank, tank for sewage gas, biogas slurry tank, dehydration equipment, desiccation apparatus, digestion liquid treating system, reservoir, methane purification system, aerating
Machine, aerating column, CO2Air accumulator.
The kitchen garbage receive the outlet of feed bin by conveying device successively with garbage sorting system, kitchen garbage breaking
Device, oil-water separation system, pulping system are connected to anaerobic digestor, and the garbage sorting system setting organic/inorganic substance is discharged
Mouthful, the inorganic matter outlet is connected to by pipeline with inorganic matter recovery bin, and the oil-water separation system is provided with crude oil rouge row
Outlet, the crude oil rouge outlet are connected to by pipeline with crude oil rouge recovery bin；The outlet of the anaerobic digestor passes through respectively
Conveying device is connect with biogas slurry tank and tank for sewage gas；The outlet of the biogas slurry tank is connect by conveying device with the dehydration equipment,
The dehydration equipment is equipped with solid outlet and liquid outlet, and the solid outlet is connect by conveying device with desiccation apparatus, institute
It states liquid outlet and is connect by conveying device with digestion liquid treating system, the outlet of the digestion liquid treating system passes through conveying dress
It sets and is connect with the desiccation apparatus and reservoir；The tank for sewage gas outlet is connect by conveying device with methane purification system, institute
State methane purification system by conveying device respectively with dispenser and/or aerating column, CO2Air accumulator connection.
Preferably, the system comprises humidity control system, the anaerobic digestor and for adjusting anaerobic digestion tank temperature
The humidity control system of degree connects.Further preferably, the humidity control system is solar energy humidity control system, is guaranteeing to detest
While oxygen digester reacts under Optimal Temperature, the energy is saved.
The digestion liquid treating system includes: conditioning tank, sub- digestion reactor, anaerobic ammonia oxidation reactor, sedimentation basin, mistake
Filter device, dehydration device；The dehydration equipment is connect by conveying device with the conditioning tank, and the conditioning tank, sub- digestion are anti-
Device, anaerobic ammonia oxidation reactor, sedimentation basin is answered to be sequentially connected by conveying device, the sedimentation basin is provided with liquid outlet, dirt
Mud outlet and sludge circulation outlet, the liquid outlet is successively connect with filter device and reservoir by conveying device, described
Sludge outlet is connect by conveying device with dehydration device, and the sludge circulation outlet is connect with the sub- digestion reactor, institute
It states dehydration device and is provided with dehydration device liquid outlet and dehydration device solid outlet, the dehydration device liquid of the dehydration device
Outlet is connect with the filter device, and the dehydration device solid outlet of the dehydration device is connect with the solar energy desiccation field.
Preferably, the filter device is membrane filtration device, and the filter membrane diameter of the filter device is 0.001-0.003
μm, to improve filtering accuracy.
Preferably, the dehydration equipment is sludge dewatering computer room, screw extruder or centrifugal dehydrator.
Preferably, the methane purification system includes: sequentially connected roots blower, grade one filter, surge tank, pressurization
Pump, water scrubber, moisture trap, desulfurizer, fire arrester, decarbonization device, dehydrohalogenation device, denitrogenation oxygen device, level-one pressure
Contracting machine, freezing type drier, secondary filter, split-compressor, carbon dioxide heat-pump, tertiary filter, primary heater, four
Grade filter, level-one film group, secondary heater, Pyatyi filter, secondary membrane group, natural gas storage tank, CNG compressor, gas storage dress
It sets；The entrance of the roots blower is connect by conveying device with the outlet of the tank for sewage gas；The caisson passes through conveying
Device is connect with dispenser and/or aerating column；The carbon dioxide heat-pump includes recycling sequentially connected carbon-dioxide gas compressor,
Condenser, expansion valve and regenerator.
Preferably, the methane purification system includes heat exchanger, the carbon dioxide working medium and one of the carbon dioxide heat-pump
The cooling backwater of grade heater and secondary heater is exchanged heat by the heat exchanger.
Preferably, the grade one filter be particulate filter, the secondary filter be coalescing filter, described three
Grade filter is water absorbing filter, and the level Four filter and Pyatyi filter are oil water separation filtering.
Preferably, the methane purification system includes CO2Air accumulator, the level-one film group and secondary membrane group are CH4/CO2
Seperation film, the CH of the level-one film group4Infiltration outlet and CO2Infiltration outlet respectively with the entrance of secondary heater and CO2Air accumulator
Entrance connection, the CH of the secondary membrane group4Infiltration outlet and CO2Infiltration outlet respectively with the entrance of natural gas storage tank and CO2Gas storage
The connection of tank entrance.
Preferably, the stage compressor and split-compressor are biogas compressor.
Preferably, it is provided with odorization machine on the pipeline between the CHG compressor and caisson, to meet civilian mark
Standard, it is more preferably safe.
Preferably, anaerobic digestor includes shell 10, and driving device 20 goes up and down stirring rod 30, stirring parts 40, material inlet
50, biogas outlet 60, biogas slurry outlet 70 lets out cinder notch 80, bracket 90；10 bottom of shell is fixed on the bracket 90
On, the driving device 20 is fixed on 10 top of shell, and the lifting stirring rod 30 is hydraulic cylinder comprising 31 He of cylinder body
Piston rod 32, described 31 one end of cylinder body are connect with the driving device 20, and the other end, which is passed through, is located at the shell with the shell 10
In body 10, the cylinder body 31 of the lifting stirring rod 30 is connected to by detachable pipeline with the oil pump being arranged in outside shell 10；Institute
It states stirring parts 40 to be fixedly connected with the piston rod 32, the material inlet 50 and biogas slurry outlet 70 are arranged at the shell
The top of 10 side wall of shell is arranged in the lower part of 10 side walls, the biogas outlet 60, and the cinder notch 80 that unloads is arranged in institute
State 10 bottom of shell.
Preferably, the driving device 20 is servo motor.
The preferred stirring parts 40 include 2 groups of stirring sheets, and every group of stirring sheet is in same level, relative to the lifting
The axisymmetrical of stirring rod 30 is arranged, and 2 groups of stirring sheets are set gradually along the axis of the lifting stirring rod 30, passes through 2 groups of stirrings
Piece improves stirring capacity.
The course of work of the anaerobic digester system of the kitchen garbage of the utility model is as follows:
A), kitchen garbage receives feed bin and the kitchen garbage in storehouse is delivered to garbage sorting system by conveying device, point
It selects inorganic matter to recycle by the inorganic matter outlet of the garbage sorting system by Pipeline transport to inorganic matter recovery bin, lead to
Setting garbage sorting system is crossed, nondegradable inorganic matter is isolated, to guarantee the stability of subsequent anaerobic fermentation.Preferably,
The garbage sorting system is automatic fraction collector, and the automatic fraction collector is the prior art, it can be achieved that organic matter and inorganic matter
Sorting；Preferably, the inorganic matter is plastics, metal, sandstone etc.；Enter after the kitchen garbage of garbage sorting system sorting
Enter oil-water separation system after kitchen garbage breaking device is broken, crude oil rouge is arranged by the crude oil rouge of the oil-water separation system
It is recycled by Pipeline transport to crude oil rouge recovery bin outlet；Contain a certain amount of grease in kitchen garbage, if do not separated serious shadow
Subsequent anaerobic fermentation efficiency is rung, while the crude oil rouge isolated has very high utility value, can bring good economic benefit；
Enter pulping system after the kitchen garbage of oil-water separation system separation and carry out pulp processing, to improve subsequent anaerobic digestion
Efficiency and quality, the kitchen garbage after pulping system enter anaerobic digestor and carry out anaerobic digestion, and solar energy temperature is adjusted
System adjusts the temperature in anaerobic digestor, guarantees that the temperature in anaerobic digestor meets the temperature requirement of anaerobic digestion；Mixing
Rubbish generates biogas and biogas slurry after anaerobic digestion, and biogas enters tank for sewage gas by conveying device, and biogas slurry passes through conveying device
Into biogas slurry tank；Biogas slurry in biogas slurry tank, which by conveying device enters dehydration equipment and carries out dehydration, forms filtrate and filter residue, filter residue
Enter the desiccation of solar energy desiccation field by conveying device and forms charcoal soil；
B), filtrate enters conditioning tank storage by conveying device, and the filtrate of conditioning tank storage enters Asia by conveying device
Digestion reactor enter after denitrogenation anaerobic ammonia oxidation reactor and carries out secondary denitrogenation, the filtrate after denitrogenation enter sedimentation basin into
Row sludge settling, forms sludge and clear liquid, the sludge of partly precipitated enter dehydration device and is dehydrated, partly precipitated sludge circulation
Denitrogenation is repeated to sub- digestion reactor, dewatered sludge forms biological carbon soil after the drying and other treatment of solar energy desiccation field, clearly
Liquid enters reservoir formation recycled water after passing through membrane filtration.
C), after the biogas in tank for sewage gas is extracted out by roots blower, buffering is entered after particulate filter filters particulate matter
Tank buffering, biogas are exported from surge tank by successively passing through water scrubber, moisture trap, desulfurizer, resistance after force (forcing) pump pressurization
Firearm, decarbonization device, dehydrohalogenation device, denitrogenation oxygen device realize the removal of the impurity such as carbide, sulfide, hydrogen halides；It goes
Except the gas of related impurities passes sequentially through stage compressor, freezing type drier, secondary filter, split-compressor, titanium dioxide
Carbon heat pump, tertiary filter, primary heater, level Four filter, level-one film group, secondary heater, Pyatyi filter, secondary membrane
Group enters natural gas storage tank after realizing dehydration and carbon dioxide removal, and the natural gas of natural gas storage tank outlet is high by CNG compressor
Pressure, which is compressed and injected after foul smell by odorization machine, enters caisson for the aerating of natural gas commerial vehicle and/or for CNG tank car
Gas injection.
In the process, the carbon dioxide that level-one film group and secondary membrane group are precipitated, which enters in carbon dioxide air accumulator, to be stored.
Wherein, the workflow of carbon dioxide heat-pump is as follows: through the compressed high temperature and pressure dioxy of carbon-dioxide gas compressor
Change after carbon enters condenser heat exchange and forms cryogenic high pressure carbon dioxide；The cryogenic high pressure carbon dioxide passes through the expansion valve shape
At low-temp low-pressure carbon dioxide, the low-temp low-pressure carbon dioxide enters regenerator heat exchange, forms high-temperature low-pressure carbon dioxide, institute
It states high-temperature low-pressure carbon dioxide and enters carbon-dioxide gas compressor, form high temperature and pressure carbon dioxide, the gas of split-compressor outlet
Body realizes cooling by regenerator and the low-temperature carbon dioxide heat exchange of carbon dioxide heat-pump, described cold so as to the precipitation of liquid water
Condenser is connected to the heat exchanger, realizes that low temperature high temperature carbon dioxide and the cooling backwater of primary heater and secondary heater change
Heat.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (10)
1. a kind of anaerobic digester system of kitchen garbage characterized by comprising kitchen garbage receives feed bin, refuse classification system
System, inorganic matter recovery bin, kitchen garbage breaking device, oil-water separation system, crude oil rouge recovery bin, pulping system, anaerobic digestion
Tank, tank for sewage gas, biogas slurry tank, dehydration equipment, desiccation apparatus, digestion liquid treating system, reservoir, methane purification system, dispenser,
Aerating column, CO2Air accumulator；Kitchen garbage receive feed bin outlet by conveying device successively with garbage sorting system, kitchen rubbish
Rubbish crushing device, oil-water separation system, pulping system are connected to anaerobic digestor, and garbage sorting system is arranged organic/inorganic substance and is discharged
Mouthful, inorganic matter outlet is connected to by pipeline with inorganic matter recovery bin, and oil-water separation system is provided with crude oil rouge outlet, crude oil
Rouge outlet is connected to by pipeline with crude oil rouge recovery bin；The outlet of anaerobic digestor pass through respectively conveying device and biogas slurry tank and
Tank for sewage gas connection；The outlet of biogas slurry tank is connect by conveying device with dehydration equipment, and dehydration equipment is equipped with solid outlet and liquid
Outlet, solid outlet are connect by conveying device with desiccation apparatus, and liquid outlet passes through conveying device and digestion liquid treating system
Connection, the outlet for digesting liquid treating system are connect by conveying device with desiccation apparatus and reservoir；Tank for sewage gas outlet passes through defeated
Send device to connect with methane purification system, methane purification system by conveying device respectively with dispenser and/or aerating column, CO2
Air accumulator connection.
2. system according to claim 1, it is characterised in that: including humidity control system, anaerobic digestor with for adjusting
Save the humidity control system connection of anaerobic digestor temperature.
3. system according to claim 1, it is characterised in that: digestion liquid treating system includes: conditioning tank, sub- digestion reaction
Device, anaerobic ammonia oxidation reactor, sedimentation basin, filter device, dehydration device；Dehydration equipment is connected by conveying device and conditioning tank
It connects, conditioning tank, sub- digestion reactor, anaerobic ammonia oxidation reactor, sedimentation basin are sequentially connected by conveying device, sedimentation basin setting
Have liquid outlet, sludge outlet and sludge circulation outlet, liquid outlet by conveying device successively with filter device and reservoir
Connection, sludge outlet are connect by conveying device with dehydration device, and sludge circulation outlet is connect with sub- digestion reactor, dehydration dress
It installs and is equipped with dehydration device liquid outlet and dehydration device solid outlet, the dehydration device liquid outlet of dehydration device and filtering fill
Connection is set, the dehydration device solid outlet of dehydration device is connect with desiccation apparatus；
Methane purification system includes: sequentially connected roots blower, grade one filter, surge tank, force (forcing) pump, water scrubber, air water
Separator, desulfurizer, fire arrester, decarbonization device, dehydrohalogenation device, denitrogenation oxygen device, stage compressor, freezing type are dry
Machine, secondary filter, split-compressor, carbon dioxide heat-pump, tertiary filter, primary heater, level Four filter, level-one film
Group, secondary heater, Pyatyi filter, secondary membrane group, natural gas storage tank, CNG compressor, caisson；Roots blower enters
Mouth is connected by the outlet of conveying device and tank for sewage gas；Caisson is connect by conveying device with dispenser and/or aerating column；
Carbon dioxide heat-pump includes recycling sequentially connected carbon-dioxide gas compressor, condenser, expansion valve and regenerator.
4. system according to claim 1, it is characterised in that: desiccation apparatus is solar energy desiccation field.
5. system according to claim 1, it is characterised in that: anaerobic digestor includes shell, driving device, lifting stirring
Bar, stirring parts, material inlet, biogas outlet, biogas slurry outlet, bracket；Housing bottom is fixed on bracket, and driving device is solid
It is scheduled on case top, lifting stirring rod is hydraulic cylinder comprising cylinder body and piston rod, cylinder body one end are connect with driving device, separately
One end is passed through to be located in shell with shell, and stirring parts are fixedly connected with piston rod.
6. system according to claim 5, it is characterised in that: driving device is servo motor.
7. system according to claim 5, it is characterised in that: the cylinder body for going up and down stirring rod passes through detachable pipeline and setting
It is connected in the oil pump of hull outside.
8. system according to claim 5, it is characterised in that: material inlet and biogas slurry outlet are arranged at housing sidewall
Lower part, the top of housing sidewall is arranged in biogas outlet.
9. system according to claim 5, it is characterised in that: including letting out cinder notch, unload cinder notch and be arranged in housing bottom.
10. system according to claim 5, it is characterised in that: stirring parts include 2 groups of stirring sheets, and every group of stirring sheet is same
One horizontal plane, relative to the axisymmetrical setting of lifting stirring rod, 2 groups of stirring sheets are set gradually along the axis of lifting stirring rod.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976472A (en) * | 2019-11-14 | 2020-04-10 | 武汉龙净环保工程有限公司 | Kitchen waste and household waste co-processing method |
| CN112626139A (en) * | 2020-12-18 | 2021-04-09 | 深圳市利赛环保科技有限公司 | Method and device for producing carbon source by using kitchen garbage |
| CN115055481A (en) * | 2022-06-02 | 2022-09-16 | 中国轻工业广州工程有限公司 | Process for garbage sorting and system and application thereof |
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2018
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976472A (en) * | 2019-11-14 | 2020-04-10 | 武汉龙净环保工程有限公司 | Kitchen waste and household waste co-processing method |
| CN110976472B (en) * | 2019-11-14 | 2021-07-16 | 武汉龙净环保工程有限公司 | Kitchen waste and household waste co-processing method |
| CN112626139A (en) * | 2020-12-18 | 2021-04-09 | 深圳市利赛环保科技有限公司 | Method and device for producing carbon source by using kitchen garbage |
| CN115055481A (en) * | 2022-06-02 | 2022-09-16 | 中国轻工业广州工程有限公司 | Process for garbage sorting and system and application thereof |
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