CN204661714U - The stalk with efficient straw preprocessing function produces Methane Resources system - Google Patents
The stalk with efficient straw preprocessing function produces Methane Resources system Download PDFInfo
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- CN204661714U CN204661714U CN201520247770.6U CN201520247770U CN204661714U CN 204661714 U CN204661714 U CN 204661714U CN 201520247770 U CN201520247770 U CN 201520247770U CN 204661714 U CN204661714 U CN 204661714U
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- steam explosion
- stalk
- tank
- fermentor tank
- natural pond
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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
Abstract
Public a kind of stalk opening efficient straw preprocessing function of the utility model produces Methane Resources system, comprise steam explosion tank, vapour generator, Material collecting box for harvesting, stalk crasher, fermentor tank, solid-liquid separator, natural pond slag bin, natural pond liquid bin, described stalk crasher and vapour generator are all connected with steam explosion tank; Steam explosion tank is connected with Material collecting box for harvesting; Material collecting box for harvesting is connected with fermentor tank; Fermentor tank is connected with solid-liquid separator; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively.Steam explosion tank adopts the method for high pressure steam explosion to make the solid lignocellulose in stalk soften Sum decomposition, thus makes stalk in fermentation methane production process, effectively improve decomposition efficiency and the fermentation gas rate of stalk.
Description
Technical field
The utility model belongs to stalk and produces biogas facility technical field, and particularly a kind of stalk with efficient straw preprocessing function produces Methane Resources system.
Background technology
China is a large agricultural country, and Model on Sown Areas of Farm ranks first in the world, according to statistics, and nearly 700,000,000 tons of current China annual stalk output.Agricultural crop straw is many is in the past used by as fuel, but along with improving constantly of our people's standard of living, and the development of rural economy and the improvement of power supply, in the last few years, peasant utilizes the burning of stalk and also reduces gradually, the quantity of residue agricultural crop straw is increasing, has reached about 400,000,000 tons every year according to estimates.The heap everywhere of a large amount of residue stalk is abandoned and is burned arbitrarily, causes topsoil, soil mineralization, fire failure, a large amount of societies, economy and the ecological problem such as block the traffic; Meanwhile, stalk, as a kind of renewable energy source, contains huge biomass energy, its recycling, to save energy, improve the ecological environment, realize society Sustainable development, have great significance.
It is that stalk, after pre-treatment, adds in methane-generating pit or tank for sewage gas and carries out anaerobically fermenting to produce biogas and organic fertilizer using agricultural crop straws such as paddy rice, corn, peanuts as raw material that stalk produces biogas.
The pre-treatment link of stalk is most important, and it is related to feed material degradation efficiency and fermentation gas rate.Traditional pre-treatment link comprises pulverizing stalk and adding fermenting agent does stack retting etc.But the cell of stalk is very solid, cell wall structure height lignifying, xylogen wherein forms the 15%-30% of cell walls, and containing the various complex combination forms that biochemical property is very stable in these xylogen, is difficult to by general microbial decomposition.Therefore, in stalk fermentation process, lignocellulose hydrolytic process is slow, hydrolysis degree is low, thus the acidifying affected subsequently and gasification.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of stalk with efficient straw preprocessing function is provided to produce Methane Resources system, it adopts the method for high pressure steam explosion to make the solid lignocellulose in stalk soften Sum decomposition, thus makes stalk in fermentation methane production process, effectively improve decomposition efficiency and the fermentation gas rate of stalk.
The utility model realizes by the following technical solutions:
A kind of stalk with efficient straw preprocessing function produces Methane Resources system, comprise steam explosion tank, vapour generator, Material collecting box for harvesting, stalk crasher, fermentor tank, solid-liquid separator, natural pond slag bin, natural pond liquid bin, described stalk crasher and vapour generator are all connected with steam explosion tank; Steam explosion tank is connected with Material collecting box for harvesting; Material collecting box for harvesting is connected with fermentor tank; Fermentor tank is connected with solid-liquid separator; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively.
Described steam explosion tank is provided with steam-in, steam explosion tank opening for feed, steam explosion tank discharge port and venting; Described steam explosion tank discharge port is provided with rapid reaction valve (not marking in figure), opens rapid reaction valve fast when the vapor pressure in steam explosion tank is enough, makes the stalk in steam explosion tank produce explosive effect; The effect of described venting prevents because the pressure in steam explosion tank is excessive and produces blast; Described steam explosion tank is also provided with temperature sensor and pressure transmitter, for the temperature and pressure in Real-Time Monitoring steam explosion tank, and the steam off producer when the temperature detected or hypertonia;
Described vapour generator inside is provided with resistive heater; Vapour generator is connected by the steam-in of high pressure steam pipeline with steam explosion tank;
Described stalk crasher is connected with steam explosion tank opening for feed by the first travelling belt, and the stalk after pulverizing is sent in steam explosion tank by after crushed stalk by the first travelling belt by stalk crasher;
Described steam explosion tank discharge port is connected with Material collecting box for harvesting, the good stalk of pre-treatment that Material collecting box for harvesting is discharged for collecting steam explosion tank discharge port;
Described Material collecting box for harvesting is connected with the fermentor tank opening for feed of fermentor tank by the second travelling belt, stalk good for the pre-treatment in Material collecting box for harvesting is sent into fermentation unit and ferments;
The outer wall of described fermentor tank is provided with thermal insulation layer, and is provided with zone of heating between fermentor tank outer wall and thermal insulation layer; Fermentor tank top is provided with air outlet and fermented liquid adds mouth; Fermentor tank bottom is provided with fermentor tank discharge port; Fermentor tank top is provided with fermentor tank opening for feed; Fermentor tank inside is provided with agitator, and agitator is connected with motor;
Described solid-liquid separator comprises motor, axle, fixed jacket cylinder, rotates inner sleeve, and wherein, it is columnar structured for rotating inner sleeve, and its left end is provided with slag notch, and the barrel of rotation inner sleeve is provided with through hole; Rotate the inside that inner sleeve is coaxially arranged on fixed jacket cylinder; It is inner that axle is coaxially arranged on fixed jacket cylinder, and axle is fixedly installed screw blade; Rotate inner sleeve to be fixedly connected with axle by union lever, axle is connected with motor, and motor passes through axle and union lever can driven rotary inner sleeve coaxial rotating in fixed jacket cylinder; Fixed jacket cylinder is provided with protruding outer wall, and form liquid collecting cavity between protruding outer wall and rotation inner sleeve, protruding outer wall is provided with liquid outlet, and fixed jacket cylinder is provided with opening for feed; Described solid-liquid separator is connected with fermentor tank discharge port by pipeline; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively by pipeline.Natural pond slag after fermentation can be separated with natural pond liquid by solid-liquid separator, natural pond slag is stored in natural pond slag bin as organic fertilizer, and natural pond liquid flows into natural pond liquid bin as foliar nutrient.During use, starter motor, motor belt motor moving axis rotates, and makes the mixture of natural pond slag and natural pond liquid inner from opening for feed access to plant by the effect of screw blade fixing on axle.Meanwhile, axle driven rotary inner sleeve coaxial rotating in fixed jacket cylinder, utilizes the centrifugal force rotating and produce, and makes natural pond liquid enter liquid collecting cavity through the through hole rotating inner sleeve, then discharges from liquid outlet.Natural pond slag is then discharged from slag notch.
In technique scheme, described steam explosion tank is also provided with temperature sensor and pressure transmitter, for the temperature and pressure in Real-Time Monitoring steam explosion tank, and the steam off producer when the temperature detected or hypertonia.
In technique scheme, the high pressure steam pipeline that vapour generator is connected with steam-in is provided with valve.
The utility model is reasonable in design, level of automation is high, adopt the method for high pressure steam explosion to make the solid lignocellulose in stalk soften Sum decomposition, thus make stalk in fermentation methane production process, effectively improve decomposition efficiency and the fermentation gas rate of stalk.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the solid-liquid separator in utility model.
In figure: 1 is steam explosion tank, 2 is vapour generator, 3 is Material collecting box for harvesting, 4 is stalk crasher, 5 is fermentor tank, 6 is solid-liquid separator, 7 is natural pond slag bin, 8 is natural pond liquid bin, 1-1 is venting, 1-2 is temperature sensor, 1-3 is pressure transmitter, 1-4 is steam explosion tank discharge port, 1-5 is steam-in, 1-6 is steam explosion tank opening for feed, 2-1 is resistive heater, 2-2 is valve, 3-1 is the second travelling belt, 4-1 is the first travelling belt, 5-1 is motor, 5-2 is agitator, 5-3 is air outlet, 5-4 is thermal insulation layer, 5-5 is fermentor tank discharge port, 5-6 is that fermented liquid adds mouth, 5-7 is fermentor tank opening for feed, 6-1 is motor, 6-2 is axle, 6-3 is fixed jacket cylinder, 6-4 is for rotating inner sleeve, 6-5 is opening for feed, 6-6 is screw blade, 6-7 is union lever, 6-8 is protruding outer wall, 6-9 is slag notch, 6-10 is liquid collecting cavity, 6-11 is through hole, 6-12 is liquid outlet.
Embodiment
The technical solution of the utility model is further illustrated below in conjunction with specific embodiment.
As shown in Figure 1, a kind of stalk with efficient straw preprocessing function involved by the utility model produces Methane Resources system, comprise steam explosion tank, vapour generator, Material collecting box for harvesting, stalk crasher, fermentor tank, solid-liquid separator, natural pond slag bin, natural pond liquid bin, described stalk crasher and vapour generator are all connected with steam explosion tank; Steam explosion tank is connected with Material collecting box for harvesting; Material collecting box for harvesting is connected with fermentor tank; Fermentor tank is connected with solid-liquid separator; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively.
Described steam explosion tank 1 is provided with steam-in 1-5, steam explosion tank opening for feed 1-6, steam explosion tank discharge port 1-4 and venting 1-1; Described steam explosion tank discharge port is provided with rapid reaction valve (not marking in figure), opens rapid reaction valve fast when the vapor pressure in steam explosion tank is enough, makes the stalk in steam explosion tank produce explosive effect; The effect of described venting prevents because the pressure in steam explosion tank is excessive and produces blast.Described steam explosion tank 1 is also provided with temperature sensor 1-2 and pressure transmitter 1-3, for the temperature and pressure in Real-Time Monitoring steam explosion tank, and the steam off producer when the temperature detected or hypertonia;
Described vapour generator 2 inside is provided with resistive heater 2-1; Vapour generator 2 is connected with the steam-in 1-5 of steam explosion tank 1 by high pressure steam pipeline, and the high pressure steam pipeline that vapour generator 2 is connected with steam-in is provided with valve 2-2;
Described stalk crasher 4 is connected with steam explosion tank opening for feed 1-6 by the first travelling belt 4-1, and the stalk after pulverizing is sent in steam explosion tank by after crushed stalk by the first travelling belt 4-1 by stalk crasher 4;
Described steam explosion tank discharge port 1-4 is connected with Material collecting box for harvesting 3, the good stalk of pre-treatment that Material collecting box for harvesting 3 is discharged for collecting steam explosion tank discharge port;
Described Material collecting box for harvesting 3 is connected with the fermentor tank opening for feed 5-7 of fermentor tank 5 by the second travelling belt 3-1, stalk good for the pre-treatment in Material collecting box for harvesting is sent into fermentation unit and ferments;
The outer wall of described fermentor tank 5 is provided with thermal insulation layer 5-4, and is provided with zone of heating between fermentor tank outer wall and thermal insulation layer; Fermentor tank top is provided with air outlet 5-3 and fermented liquid adds mouth 5-6; Fermentor tank bottom is provided with fermentor tank discharge port 5-5; Fermentor tank top is provided with fermentor tank opening for feed 5-7; Fermentor tank inside is provided with agitator 5-2, and agitator is connected with motor 5-1;
As shown in Figure 2, described solid-liquid separator 6 comprises motor, axle, fixed jacket cylinder, rotates inner sleeve, and wherein, it is columnar structured for rotating inner sleeve 6-4, and its left end is provided with slag notch 6-9, and the barrel of rotation inner sleeve 6-4 is provided with through hole 6-11; Rotate the inside that inner sleeve 6-4 is coaxially arranged on fixed jacket cylinder 6-3; It is inner that axle 6-2 is coaxially arranged on fixed jacket cylinder 6-3, axle 6-2 is fixedly installed screw blade 6-6; Rotate inner sleeve 6-4 to be fixedly connected with axle 6-2 by union lever 6-7, axle 6-2 is connected with motor 6-1, and motor passes through axle and union lever can driven rotary inner sleeve coaxial rotating in fixed jacket cylinder; Fixed jacket cylinder 6-3 is provided with protruding outer wall 6-8, and form liquid collecting cavity 6-10 between protruding outer wall 6-8 and rotation inner sleeve 6-4, protruding outer wall 6-8 is provided with liquid outlet 6-12, and fixed jacket cylinder 6-3 is provided with opening for feed 6-5.During use, starter motor, motor belt motor moving axis rotates, and makes the mixture of natural pond slag and natural pond liquid inner from opening for feed access to plant by the effect of screw blade fixing on axle.Meanwhile, axle driven rotary inner sleeve coaxial rotating in fixed jacket cylinder, utilizes the centrifugal force rotating and produce, and makes natural pond liquid enter liquid collecting cavity through the through hole rotating inner sleeve, then discharges from liquid outlet.Natural pond slag is then discharged from slag notch;
Described solid-liquid separator 6 is connected with fermentor tank discharge port 5-5 by pipeline; Solid-liquid separator is connected with natural pond liquid bin 8 with natural pond slag bin 7 respectively by pipeline.Natural pond slag after fermentation can be separated with natural pond liquid by solid-liquid separator, natural pond slag is stored in natural pond slag bin as organic fertilizer, and natural pond liquid flows into natural pond liquid bin as foliar nutrient.
Above exemplary description is done to the utility model; should be noted that; when not departing from core of the present utility model, any simple distortion, amendment or other those skilled in the art can not spend the equivalent replacement of creative work all to fall into protection domain of the present utility model.
Claims (3)
1. the stalk with efficient straw preprocessing function produces Methane Resources system, comprise steam explosion tank, vapour generator, Material collecting box for harvesting, stalk crasher, fermentor tank, solid-liquid separator, natural pond slag bin, natural pond liquid bin, described stalk crasher and vapour generator are all connected with steam explosion tank; Steam explosion tank is connected with Material collecting box for harvesting; Material collecting box for harvesting is connected with fermentor tank; Fermentor tank is connected with solid-liquid separator; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively; It is characterized in that:
Described steam explosion tank is provided with steam-in, steam explosion tank opening for feed, steam explosion tank discharge port, venting; Described steam explosion tank discharge port is provided with rapid reaction valve;
Described vapour generator inside is provided with resistive heater; Vapour generator is connected by the steam-in of high pressure steam pipeline with steam explosion tank;
Described stalk crasher is connected with steam explosion tank opening for feed by the first travelling belt;
The discharge port of described steam explosion tank is connected with Material collecting box for harvesting;
Described Material collecting box for harvesting is connected with the fermentor tank opening for feed of fermentor tank by the second travelling belt;
The outer wall of described fermentor tank is provided with thermal insulation layer, and is provided with zone of heating between fermentor tank outer wall and thermal insulation layer; Fermentor tank top is provided with air outlet and fermented liquid adds mouth; Fermentor tank bottom is provided with fermentor tank discharge port; Fermentor tank top is provided with fermentor tank opening for feed; Fermentor tank inside is provided with agitator, and agitator is connected with motor;
Described solid-liquid separator comprises motor, axle, fixed jacket cylinder, rotates inner sleeve, and wherein, it is columnar structured for rotating inner sleeve, and its left end is provided with slag notch, and the barrel of rotation inner sleeve is provided with through hole; Rotate the inside that inner sleeve is coaxially arranged on fixed jacket cylinder; It is inner that axle is coaxially arranged on fixed jacket cylinder, and axle is fixedly installed screw blade; Rotate inner sleeve to be fixedly connected with axle by union lever, axle is connected with motor; Fixed jacket cylinder is provided with protruding outer wall, and form liquid collecting cavity between protruding outer wall and rotation inner sleeve, protruding outer wall is provided with liquid outlet, and fixed jacket cylinder is provided with opening for feed; Described solid-liquid separator is connected with fermentor tank discharge port by pipeline; Solid-liquid separator is connected with natural pond liquid bin with natural pond slag bin respectively by pipeline.
2. the stalk with efficient straw preprocessing function according to claim 1 produces Methane Resources system, it is characterized in that: described steam explosion tank is provided with temperature sensor and pressure transmitter.
3. the stalk with efficient straw preprocessing function according to claim 1 produces Methane Resources system, it is characterized in that: the high pressure steam pipeline that vapour generator is connected with steam-in is provided with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520247770.6U CN204661714U (en) | 2015-04-21 | 2015-04-21 | The stalk with efficient straw preprocessing function produces Methane Resources system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520247770.6U CN204661714U (en) | 2015-04-21 | 2015-04-21 | The stalk with efficient straw preprocessing function produces Methane Resources system |
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| CN204661714U true CN204661714U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520247770.6U Expired - Fee Related CN204661714U (en) | 2015-04-21 | 2015-04-21 | The stalk with efficient straw preprocessing function produces Methane Resources system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797095A (en) * | 2019-04-10 | 2019-05-24 | 黄河科技学院 | A kind of the stalk production bionethanation system and waste heat recycling and reusing system of high-efficiency environment friendly |
| CN114746606A (en) * | 2019-11-29 | 2022-07-12 | 莱尼希控股有限公司 | Method and apparatus for obtaining cellulose fibres |
-
2015
- 2015-04-21 CN CN201520247770.6U patent/CN204661714U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797095A (en) * | 2019-04-10 | 2019-05-24 | 黄河科技学院 | A kind of the stalk production bionethanation system and waste heat recycling and reusing system of high-efficiency environment friendly |
| CN109797095B (en) * | 2019-04-10 | 2020-07-28 | 黄河科技学院 | Biogas production system by straw |
| CN114746606A (en) * | 2019-11-29 | 2022-07-12 | 莱尼希控股有限公司 | Method and apparatus for obtaining cellulose fibres |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20160606 Granted publication date: 20150923 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20181206 Granted publication date: 20150923 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170421 |