CN206916131U - A kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification - Google Patents
A kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification Download PDFInfo
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- CN206916131U CN206916131U CN201720424584.4U CN201720424584U CN206916131U CN 206916131 U CN206916131 U CN 206916131U CN 201720424584 U CN201720424584 U CN 201720424584U CN 206916131 U CN206916131 U CN 206916131U
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- biogas
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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
- Y02E50/10—Biofuels, e.g. bio-diesel
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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
The system that the utility model provides a kind of discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification, contains five big parts：Feed unit, anaerobic digestion unit, biogas slurry filter element, biogas residue drying unit and marsh gas purifying processing unit.The system utilizes anaerobic digestion process production biogas, and caused biogas is prepared into granular fuel for drying biogas residue, the system also uses the process system that hollow fibre membrane systems prepare bio-natural gas, the utility model realizes the Efficient Conversion of discarded object, and the discarded fruits and vegetables of agricultural are changed into bio-natural gas and grain forming fuel by anaerobic digestion, Middle hollow fiber membrane system.
Description
Technical field
Protection equipment field is the utility model is related to, particularly a kind of discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification
System.
Background technology
In recent years because industry restructuring, fruits and vegetables intensive cropping develop rapidly, fruit/vegetable waste it is big
Amount produces and enrichment has constituted and dispensed market and the serious threat of other human settlements to farmland, water body, fruits and vegetables, turns into one
The very important pollution sources of kind.According to statistics, the annual caused fruit/vegetable waste of China is up to 1.0 hundred million tons, and wherein the overwhelming majority does not have
Have and carry out recycling and be taken as rubbish arbitrarily to abandon or be discharged into environment, to air, water body and human settlement all
Bring risk.Therefore, the processing to fruit/vegetable waste, processing and the certainty for eliminating pollution using turning into and realizing recycling
Approach.Fruit/vegetable waste easily occurs to rot, and pH value is relatively low, and moisture content is high, and total solids content is generally 8%-18%, wherein can wave
Hair property solid constitutes about total solid content 87% or so.Organic matter fractions include 75% sugar and hemicellulose, 9% fiber
Element and 5% nutritive element content such as lignin, N, P, K enrich, basic nonhazardous.Fruit/vegetable waste is primarily generated at it
Field and processing deal place are planted, easily realizes and processing is collected separately.Statistics shows, if by fruit/vegetable waste according to
The mode of general processing house refuse is handled, and its cost is higher and wasting of resources situation is serious.
Chinese patent CN 104651218A, on May 27 2015 publication date, disclose one kind《Fruits and vegetables rubbish anaerobism is sent out
Ferment couples with biogas generator waste heat utilizes system and method》, the system using extrude solid-liquid separating machine to fruits and vegetables rubbish carry out
Separation of solid and liquid, the liquid after separation enter anaerobic digester production biogas, and acidifying is hydrolyzed into hydrothermal reactor in fruits and vegetables slag, acid
Material after change enters hot fermentation storehouse production biogas.
By above-mentioned patent, when for fruits and vegetables garbage anaerobic fermentation, existing technology employs separation of solid and liquid
Mode, acidifying is hydrolyzed for fruits and vegetables slag, to caused by juice caused by separation of solid and liquid process and hydrolysis acidification part hair
Zymotic fluid carries out anaerobic methane production gas, and the technique is complex.
Utility model content
In order to solve existing fruits and vegetables garbage treating process need to carry out before anaerobic fermentation separation of solid and liquid thus handling process
The problem of complicated.The system that the utility model provides a kind of discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification, the discarded fruit
The system of vegetable anaerobic digestion and marsh gas purifying purification need not carry out separation of solid and liquid, the fruits and vegetables rubbish after crushing to fruits and vegetables rubbish in advance
Rubbish is directly entered anaerobic methane production tank fermentation methane production, and by contrast, system of the present utility model is more simple.
Technical scheme is used by the utility model solves its technical problem：A kind of discarded fruits and vegetables anaerobic digestion and biogas
The system of purification, including：
Feed unit, for crushing and conveying material；
Anaerobic digestion unit, containing anaerobic digestor, the entrance connection of the feed unit and anaerobic digestor；
Biogas slurry filter element, for biogas slurry and the biogas residue separation for discharging anaerobic digestor, the biogas slurry filter element is with detesting
The biogas slurry of oxygen digester connects with biogas residue outlet；
Biogas residue drying unit, the biogas residue that the biogas slurry filter element is isolated can be dried；
Marsh gas purifying processing unit, the marsh gas purifying that anaerobic digestor can be discharged and purification, marsh gas purifying processing
The biogas outlet of unit and anaerobic digestor connects.
Along the conveying direction of material, the feed unit contains the conveying worm being sequentially connected, Double roll crusher and screw rod
Pump.
Along the conveying direction of material, hopper is provided with before conveying worm, is set between Double roll crusher and screw pump
There is hydraulic cyclone desilting device.
The outlet of conveying worm is connected with distributing pipe line, and the distributing pipe line can be noted into the outlet of conveying worm
Water.
The biogas slurry filter element contains the anaerobism material-output tank being sequentially connected, solid-liquid separating machine and biogas slurry clean solution tank, anaerobism and gone out
Material pond and the biogas slurry and biogas residue outlet of anaerobic digestor connect, and the biogas slurry outlet of biogas slurry clean solution tank and solid-liquid separating machine connects
Connect.
The feed unit contains Double roll crusher, and biogas slurry clean solution tank is connected by biogas slurry reuse pump with Double roll crusher, natural pond
Liquid reuse pump can be by the biogas slurry injection Double roll crusher in biogas slurry clean solution tank.
The biogas residue drying unit contains the biogas residue conveying worm being sequentially connected, blades type drying machine and biogas residue extruder grain
Machine, the entrance of biogas residue conveying worm and the biogas residue outlet of solid-liquid separating machine connect.
The marsh gas purifying processing unit contain the double film gas holders being sequentially connected, biogas desulfurization equipment, biogas impurity removing equipment and
The purification of biogas embrane method is set, and the entrance of double film gas holders and the biogas outlet of anaerobic digestor connect.
Biogas impurity removing equipment contains the coarse filter being sequentially connected, cooling driers, fine filter and roots blower, the thick mistake
The arrival end of filter is connected with the outlet of biogas desulfurization equipment；Biogas embrane method equipment for purifying contain be sequentially connected electric heater,
Piston compressor, hollow fiber membrane separation device, natural gas boosting machine and gas storage cylinder, the arrival end of the electric heater is with being somebody's turn to do
The outlet connection of roots blower；The biogas residue drying unit contains blades type drying machine, biogas impurity removing equipment also with oar blade type desiccation
Machine connects, and blades type drying machine can use the biogas after the removal of impurities of biogas impurity removing equipment as fuel.
A kind of discarded fruits and vegetables anaerobic digestion and the method for marsh gas purifying purification, the discarded fruits and vegetables anaerobic digestion and marsh gas purifying
The system that the method for purification employs above-mentioned discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification, the discarded fruits and vegetables anaerobic digestion
Comprise the following steps with the method for marsh gas purifying purification：
Step 1, material crush in the feed unit and are delivered to the anaerobic digestion unit；
Step 2, material are changed into biogas, biogas slurry and biogas residue in the anaerobic digestion unit；
Step 3, the biogas slurry and biogas residue separate into the biogas slurry filter element, the natural pond that the biogas slurry filter element will be isolated
Slag is delivered to the biogas residue drying unit, and the biogas residue drying unit dries the biogas residue, and the biogas enters at the marsh gas purifying
Reason unit is purified and purification processes.
The beneficial effects of the utility model are：
First, the system and method for discarded fruits and vegetables anaerobic digestion provided by the utility model, its feeding manner is simple, uses
Pulverizer, conveying worm, the combination of cutting machine, reduce that floor space is small, eliminate the civil engineering cost of size-mixing tank, and
The degree of modularity of equipment is high.The suitable setting of the feeding manner greatly reduces the processing step and cost of pre-treatment；
Second, the vegetables after crushing are all sent into anaerobic digestor and carry out anaerobic digestion methane production by the utility model, and
Traditional mode is then needed the vegetables after crushing first carrying out separation of solid and liquid, and vegetable juice is delivered into anaerobic digestor aerogenesis, vegetable
Dish slag is as composting material system fertilizer.It is of the present utility model not only to make use of vegetables juice, also use compared to traditional method
Vegetables slag, therefore factor of created gase is higher.
3rd, the utility model dries caused biogas residue using a part of biogas caused by anaerobic system, and is made into
Type particle biogas residue, for the particle biogas residue of shaping based on lignin, cellulose, calorific value is high, can use, compare as biomass fuel
For biogas residue fertilizer, industrialization degree of the present utility model is higher, and the sale face of shaped fuel is wider, and market prospects are better than
Biogas residue fertilizer technique.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
Fig. 1 is the general illustration of the system of discarded fruits and vegetables anaerobic digestion described in the utility model and marsh gas purifying purification.
1st, hopper；2nd, conveying worm；3rd, Double roll crusher；4th, hydraulic cyclone desilting device；5th, screw pump；6th, anaerobic digestion
Tank；7th, anaerobism material-output tank；8th, solid-liquid separating machine；9th, biogas slurry clean solution tank；10th, biogas slurry reuse pump；11st, double film gas holders；12nd, biogas takes off
Sulphur equipment；13rd, biogas impurity removing equipment；14th, biogas embrane method equipment for purifying；15th, biogas residue conveying worm；16th, blades type drying machine；
17th, biogas residue Squeezinggranulator.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification, including：
Feed unit A, for crushing and conveying material；
Anaerobic digestion unit B, containing anaerobic digestor 6, the feed unit is connected with the entrance of anaerobic digestor 6；
Biogas slurry filter element C, for anaerobic digestor 6 is discharged biogas slurry and biogas residue separation, the biogas slurry filter element with
The biogas slurry of anaerobic digestor 6 connects with biogas residue outlet；
Biogas residue drying unit D, the biogas residue that the biogas slurry filter element is isolated can be dried；
Marsh gas purifying processing unit E, the marsh gas purifying that anaerobic digestor 6 can be discharged and purification, at the marsh gas purifying
Reason unit is connected with the biogas outlet of anaerobic digestor 6, as shown in Figure 1.
The system of the discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification contains five big parts, respectively feed unit
A, anaerobic digestion unit B, biogas slurry filter element C, biogas residue drying unit D and marsh gas purifying processing unit E, the material are discarded
Fruits and vegetables (water pipe and/or vegetables), the material enters anaerobic digestor 6 after being pulverized to carry out anaerobic fermentation and forms methane, natural pond
Liquid and biogas residue, the mixture that biogas slurry filter element C is used for the biogas slurry and biogas residue for discharging anaerobic digestor 6 are separated into independently of each other
Biogas slurry and biogas residue, biogas residue drying unit D can further dry biogas residue.
In the present embodiment, along the conveying direction of material, the feed unit contains the conveying worm 2, right being sequentially connected
Roller pulverizer 3 and screw pump 5, hopper 1 is provided with before conveying worm 2, is set between Double roll crusher 3 and screw pump 5
There is hydraulic cyclone desilting device 4.
Specifically, the system is when in use, fruits and vegetables (dosage 35m is discarded3/ h) with loading machine pour into feed unit A hoppers
In 1, then discard fruits and vegetables and enter back into conveying worm 2, conveying worm 2 can be existing commercially available prod, conveying worm 2
Conveying axis contain sharp cutting sheet, can shred material, have moisturizing interface on the outlet conduit of conveying worm 2, the moisturizing connects
Mouthful distributing pipe line is connected with, the distributing pipe line water filling can be used to dilute comminuting matter in the outlet to conveying worm 2, improve
The mobility of vegetables after crushing, (rate of water make-up 5m3/ h, the type of conveying worm 2 are number HPL200, brand Borger, flow
40m3/ h, outlet solid grain size ＜ 20mm, plant capacity 18.5kw), by the conveying of conveying worm 2, discard fruits and vegetables
Rubbish is entered in Double roll crusher 3 and further crushed, and Double roll crusher 3 can be existing commercially available prod.It is discarded after crushing
Fruits and vegetables enter hydraulic cyclone desilting device 4 to remove the grains of sand therein, and hydraulic cyclone desilting device 4 can be existing commercially available prod, warp
After crossing hydraulic cyclone desilting device 4, discarded fruits and vegetables are inhaled into impeller pump (model PL200, brand Borger, flow 40m3, power
7.5kw, pressure 3bar), the anaerobic digestor being then transferred in anaerobic digestion unit B.
In the present embodiment, the volume of anaerobic digestor 6 is 2000m3, anaerobic digestor 6 is steel welding tank body, anaerobism
The top of digester 6 is provided with biogas outlet, and the side of anaerobic digestor 6 is provided with the overfall discharged for biogas slurry and biogas residue
(biogas slurry and biogas residue outlet).In the presence of anaerobic bacteria, the discarded fruits and vegetables after crushing are converted into natural pond in anaerobic digestor 6
Gas, biogas slurry and biogas residue, the yield of biogas is 66.67m3/ h, wherein volume percent methane are 50%.Anaerobic digestor 6 is by overflowing
The biogas slurry of head piece discharge and the amount of biogas residue mixture are about 40m3/ h, wherein solid content are 5%, biogas slurry and biogas residue mixing logistics
Enter to enter in the anaerobism material-output tank 7 in biogas slurry filter element C.
In the present embodiment, biogas slurry filter element C contains the anaerobism material-output tank 7 being sequentially connected, solid-liquid separating machine 8 and natural pond
Liquid clean solution tank 9, anaerobism material-output tank 7 are connected with the biogas slurry and biogas residue outlet of anaerobic digestor 6, biogas slurry clean solution tank 9 and solid-liquid point
Disembark 8 the connection of biogas slurry outlet, biogas slurry and biogas residue mixture can be divided into separate biogas slurry and natural pond by solid-liquid separating machine 8
Slag.Biogas slurry after separation enters biogas slurry clean solution tank 9, and the biogas residue after separation is further handled into biogas residue drying unit D.
Specifically, the mixture of the biogas slurry and biogas residue in anaerobism material-output tank 7 is beaten by the submersible sewage pump of bottom in anaerobism material-output tank 7
Enter solid-liquid separating machine 8 and carry out separation of solid and liquid, solid-liquid separating machine 8 is screw extruding type solid-liquid separator (model S855, brand
Bauer, flow 40m3/ h, solid content≤35% of slagging tap), the half dried biogas residues moisture content 65% isolated, 5.14 tons of weight.
The biogas slurry weight 34.86t isolated, solid content 0.57%.
In the present embodiment, biogas slurry clean solution tank 9 is connected by biogas slurry reuse pump 10 with Double roll crusher 3, biogas slurry reuse pump
10 can refill back the biogas slurry in biogas slurry clean solution tank 9 in Double roll crusher 3.The biogas residue drying unit, which contains, to be sequentially connected
Biogas residue conveying worm 15, blades type drying machine 16 and biogas residue Squeezinggranulator 17, biogas residue Squeezinggranulator 17, can be existing
Commercially available product, the entrance of biogas residue conveying worm 15 are connected with the biogas residue outlet of solid-liquid separating machine 8.Solid-liquid separating machine 8 divides
Biogas residue from after initially enters biogas residue conveying worm 15.
In the present embodiment, the marsh gas purifying processing unit contains the double film gas holders 11 being sequentially connected, biogas desulfurization equipment
12nd, biogas impurity removing equipment 13 and biogas embrane method equipment for purifying 14, the entrance of double film gas holders 11 are discharged with the biogas of anaerobic digestor 6
Mouth connection, as shown in Figure 1.Biogas impurity removing equipment 13 contains coarse filter, cooling driers, fine filter and the Roots being sequentially connected
Blower fan, the arrival end of the coarse filter are connected with the outlet of biogas desulfurization equipment 12；Biogas embrane method equipment for purifying 14 is containing successively
Electric heater, piston compressor, hollow fiber membrane separation device, natural gas boosting machine and the gas storage cylinder of connection, the electricity add
The arrival end of hot device is connected with the outlet of the roots blower.In addition, discarded fruits and vegetables anaerobic digestion described in the utility model and biogas
All devices with reference can be with existing commercially available prod in the system of purification.
Specifically, the coarse filter is stainless steel wire web filter, the aperture of steel wire is in the coarse filter
0.074mm.Model KDL-4F, the flow 40m of the cooling driers3/ h, exit gas dew point are 2 DEG C -10 DEG C.It is described fine
The model SNG-6 of filter, brand are Wuxi Yi Nuote, filtering accuracy 0.02mm.The brand of the roots blower is unlimited,
Flow is 40m3/ h, outlet maximum pressure are 12kpa.Each equipment in the marsh gas purifying processing unit is gone here and there successively using pipeline
Connection.Biogas is after pre-processing device (biogas desulfurization equipment 12 and biogas impurity removing equipment 13), into biogas embrane method equipment for purifying
14.In biogas embrane method equipment for purifying 14, the brand of the electric heater is abundant too for Zhenjiang, model BGY45, Outlet Gas Temperature
80℃.The brand of the piston compressor is that compressor, model VW-5.6/3.5-7 are combined in Bengbu, and outlet maximum pressure is
2Mpa.The brand of the hollow fiber membrane separation device is unlimited, and the material of hollow-fibre membrane is polyimides, pressure limit
1.5Mpa-2.0Mpa.The brand of the natural gas boosting machine is vitkovice, model C NG FS.The composition of the gas storage cylinder
For 960 liters of boundling gas cylinders, 12 gas cylinders, 80 liters/, pressure-bearing pressure 20Mpa.In addition, biogas impurity removing equipment 13 is gone back and oar blade type
Desiccation machine 16 connects, and blades type drying machine 16 can use combustion of the biogas as drying after the removal of impurities of biogas impurity removing equipment 13
Material.After the processing of biogas embrane method equipment for purifying 14, the methane in biogas, which is separated, to be purified, methane concentration in the gas after purification
Up to more than 90%.It is compressible in boundling gas cylinder and is transported outward by natural gas boosting machine.
A kind of method that discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification is described below, the discarded fruits and vegetables anaerobic digestion and
The system that the method for marsh gas purifying purification employs above-mentioned discarded fruits and vegetables anaerobic digestion and marsh gas purifying purification, the discarded fruits and vegetables
The method of anaerobic digestion and marsh gas purifying purification comprises the following steps：
Step 1, material crush in the feed unit and are delivered to the anaerobic digestion unit；
Step 2, material are changed into biogas, biogas slurry and biogas residue in the anaerobic digestion unit；
Step 3, the biogas slurry and biogas residue separate into the biogas slurry filter element, the natural pond that the biogas slurry filter element will be isolated
Slag is delivered to the biogas residue drying unit, and the biogas residue drying unit dries the biogas residue, and the biogas enters at the marsh gas purifying
Reason unit is purified and purification processes, as shown in Figure 1.
In step 1, the discarded input of the fruits and vegetables feed unit medium velocity is 1800Kg/h-2000Kg/h, and water distribution quantity is
200Kg/h-300Kg/h；The moisture content of the discarded fruits and vegetables is 85%-95%.Discarded fruits and vegetables enter successively in the feed unit
Gone once crush, separating twice and desanding processing.
In step 3, the admission pressure that biogas enters the hollow fiber membrane separation device is 1.5Mpa-2.0Mpa, is entered
Temperature degree is 40 DEG C -50 DEG C, flow 30m3/h.The biogas slurry and biogas residue mixture that anaerobic digestor 6 is discharged enters anaerobism material-output tank, by
Submersible sewage pump is transported to solid-liquid separating machine 8, and the biogas slurry that solid-liquid separating machine 8 is isolated is concentrated into biogas slurry filter, after concentration
Biogas slurry enter back into biogas slurry clean solution tank 9 and store, i.e., biogas slurry filtering is also provided between solid-liquid separating machine 8 and biogas slurry clean solution tank 9
Machine, the entrance of the biogas slurry filter are connected with the biogas slurry outlet of solid-liquid separating machine 8, and the outlet of the biogas slurry filter and biogas slurry are clear
The entrance connection of liquid pool 9.The biogas residue that solid-liquid separating machine 8 is separated sequentially enters blades type drying machine 16 and biogas residue extruder grain
Machine 17, it is finally made shaped granule biogas residue；The biogas residue moisture content that wherein described solid-liquid separating machine 8 is separated is 60%-70%；
Shaped granule biogas residue moisture content after the blades type drying machine drying is 20%-30%；What the blades type drying machine used
Fuel comes from the biogas after biogas removal of impurities.
It is described above, only specific embodiment of the utility model, it is impossible to which the scope that utility model implemented, institute are limited with it
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model patent protection domain and modification, it should all still fall within
The category that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical scheme
Between, can be used with independent assortment between technical scheme and technical scheme.
Claims (8)
1. a kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification, it is characterised in that the discarded fruits and vegetables anaerobic digestion
Include with the system of marsh gas purifying purification：
Feed unit, for crushing and conveying material；
Anaerobic digestion unit, containing anaerobic digestor (6), the feed unit is connected with the entrance of anaerobic digestor (6)；
Biogas slurry filter element, for biogas slurry and the biogas residue separation for discharging anaerobic digestor (6), the biogas slurry filter element and anaerobism
The biogas slurry of digester (6) connects with biogas residue outlet；
Biogas residue drying unit, the biogas residue that the biogas slurry filter element is isolated can be dried；
Marsh gas purifying processing unit, the marsh gas purifying that can discharge anaerobic digestor (6) and purification, marsh gas purifying processing are single
Member is connected with the biogas outlet of anaerobic digestor (6).
2. discarded fruits and vegetables anaerobic digestion according to claim 1 and the system of marsh gas purifying purification, it is characterised in that along thing
The conveying direction of material, the feed unit contain the conveying worm (2) being sequentially connected, Double roll crusher (3) and screw pump (5).
3. discarded fruits and vegetables anaerobic digestion according to claim 2 and the system of marsh gas purifying purification, it is characterised in that along thing
The conveying direction of material, conveying worm (2) are provided with hopper (1) before, set between Double roll crusher (3) and screw pump (5)
There is hydraulic cyclone desilting device (4).
4. discarded fruits and vegetables anaerobic digestion according to claim 1 and the system of marsh gas purifying purification, it is characterised in that spiral
The outlet of conveyer (2) is connected with distributing pipe line, and the distributing pipe line being capable of water filling in the outlet to conveying worm (2).
5. discarded fruits and vegetables anaerobic digestion according to claim 1 and the system of marsh gas purifying purification, it is characterised in that the natural pond
Liquid filter element contains the anaerobism material-output tank (7) being sequentially connected, solid-liquid separating machine (8) and biogas slurry clean solution tank (9), anaerobism material-output tank
(7) it is connected with the biogas slurry and biogas residue outlet of anaerobic digestor (6), biogas slurry clean solution tank (9) and the biogas slurry of solid-liquid separating machine (8) are arranged
Outlet connection.
6. discarded fruits and vegetables anaerobic digestion according to claim 5 and the system of marsh gas purifying purification, it is characterised in that this enters
Material unit contains Double roll crusher (3), and biogas slurry clean solution tank (9) is connected by biogas slurry reuse pump (10) with Double roll crusher (3), natural pond
Liquid reuse pump (10) can inject the biogas slurry in biogas slurry clean solution tank (9) in Double roll crusher (3).
7. discarded fruits and vegetables anaerobic digestion according to claim 5 and the system of marsh gas purifying purification, it is characterised in that the natural pond
Slag drying unit contains the biogas residue conveying worm (15) being sequentially connected, blades type drying machine (16) and biogas residue Squeezinggranulator
(17), the entrance of biogas residue conveying worm (15) is connected with the biogas residue outlet of solid-liquid separating machine (8).
8. discarded fruits and vegetables anaerobic digestion according to claim 1 and the system of marsh gas purifying purification, it is characterised in that the natural pond
Gas purifying treating unit contain the double film gas holders (11) being sequentially connected, biogas desulfurization equipment (12), biogas impurity removing equipment (13) and
Biogas embrane method equipment for purifying (14), the entrance of double film gas holders (11) are connected with the biogas outlet of anaerobic digestor (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720424584.4U CN206916131U (en) | 2017-04-21 | 2017-04-21 | A kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720424584.4U CN206916131U (en) | 2017-04-21 | 2017-04-21 | A kind of discarded fruits and vegetables anaerobic digestion and the system of marsh gas purifying purification |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906126A (en) * | 2017-04-21 | 2017-06-30 | 北京首创环境投资有限公司 | A kind of discarded fruits and vegetables anaerobic digestion and the system and method for marsh gas purifying purification |
| CN114989874A (en) * | 2022-07-04 | 2022-09-02 | 宁夏瑞创源新能源科技有限公司 | Preparation process of grape branch biogas residue biomass granular fuel |
-
2017
- 2017-04-21 CN CN201720424584.4U patent/CN206916131U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906126A (en) * | 2017-04-21 | 2017-06-30 | 北京首创环境投资有限公司 | A kind of discarded fruits and vegetables anaerobic digestion and the system and method for marsh gas purifying purification |
| CN114989874A (en) * | 2022-07-04 | 2022-09-02 | 宁夏瑞创源新能源科技有限公司 | Preparation process of grape branch biogas residue biomass granular fuel |
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