CN109371065B - Yellow storage pretreatment method and device for straw biogas - Google Patents
Yellow storage pretreatment method and device for straw biogas Download PDFInfo
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- 238000003860 storage Methods 0.000 title claims abstract description 160
- 239000010902 straw Substances 0.000 title claims abstract description 54
- 238000002203 pretreatment Methods 0.000 title abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000004460 silage Substances 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 241001233988 Erysimum cheiri Species 0.000 abstract description 13
- 238000002309 gasification Methods 0.000 abstract description 6
- 235000016709 nutrition Nutrition 0.000 abstract description 2
- 230000035764 nutrition Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 28
- 239000002994 raw material Substances 0.000 description 11
- 238000000855 fermentation Methods 0.000 description 6
- 238000005070 sampling Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- 241000209149 Zea Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 235000012041 food component Nutrition 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
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- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C12P2203/00—Fermentation products obtained from optionally pretreated or hydrolyzed cellulosic or lignocellulosic material as the carbon source
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
A yellow storage pretreatment method and a device for straw biogas gasification belong to the technical field of straw yellow storage. The invention aims to solve the problems that the existing yellow storage pretreatment method cannot ensure the nutrition group and water loss of the straw principle, and the storage method is complex and time-consuming and labor-consuming. The yellow storage box comprises a yellow storage box body, a box cover, an outer yellow storage vacuum bag and an inner yellow storage vacuum storage device, wherein an annular clamping seat is machined on the inner side wall of the yellow storage box body, the mounting surface of the clamping seat is an inclined mounting surface, a mounting plate is arranged in the yellow storage box body, a circular mounting plate is arranged on the mounting plate, the outer side surface of the mounting plate is an inclined mounting surface, the mounting plate is clamped on the clamping seat, the outer yellow storage vacuum bag is arranged at the mounting positions of the mounting plate and the clamping seat, the inner yellow storage vacuum storage device is arranged on the mounting plate in an array with the center of the mounting plate as the center of a circle, and the mounting plate and the inner yellow storage vacuum storage device are wrapped in the outer yellow storage vacuum bag. The invention is applied to the pretreatment of the yellow stock in straw biogas gasification.
Description
Technical Field
The invention relates to a yellow storage pretreatment method and a yellow storage device for straw biogas gasification, and belongs to the technical field of straw yellow storage.
Background
The straw resources in northeast China are extremely abundant, and the straw has huge potential as a raw material of biogas engineering, and is difficult to directly convert and utilize due to the special lignocellulose structure of the straw. In addition, after the corn is received in autumn, a large amount of straws are piled in the field, the corn straws are dried and yellow, the water content of the raw materials is too low, the requirements of silage technology cannot be met, and the silage straw biogas technology cannot be realized in northeast areas.
The yellow storage technology has lower requirements, can achieve pretreatment effects similar to silage, and has wide popularization prospect in straw biogas engineering application in northern cold areas of China.
Before the yellow storage process is carried out, a lot of straw materials are often stored for being used as fermentation raw materials for anaerobic fermentation, but the yellow storage mode in the prior art is often stored by adopting methods of sprinkling water layer by layer, stamping, tamping, soil compacting, sealing and the like, and the storage method leads to great loss of nutrient components in the straw raw materials, and the storage method is time-consuming and labor-consuming to operate, so that a yellow storage pretreatment method and a yellow storage device with convenient operation and good sealing effect are urgently needed to meet the requirements.
Disclosure of Invention
The invention aims to solve the problems that the existing yellow storage pretreatment method cannot ensure nutrition group and water loss based on straw principle, and the storage method is tedious and time-consuming and labor-consuming, and further provides a yellow storage pretreatment method and device for straw biogas.
The technical scheme of the invention is as follows:
the utility model provides a yellow storage preprocessing device for straw biogas, includes yellow storage box, case lid, outer yellow storage vacuum bag and inlayer yellow storage vacuum storage device, yellow storage box be circular box, yellow storage box's inside wall processing have round annular clamping seat, the installation face of clamping seat be the slope installation face, yellow storage box's inside be provided with the mounting panel, the circular mounting panel of mounting panel, the lateral surface of mounting panel is the slope installation face, the mounting panel clamps on the clamping seat, the installation department of mounting panel and clamping seat is provided with outer yellow storage vacuum bag, inlayer yellow storage vacuum storage device use the center of mounting panel to be installed on the mounting panel as centre of a circle array, the inside parcel of outer yellow storage vacuum bag has mounting panel and inlayer yellow storage vacuum storage device.
Preferably: the inner-layer yellow storage vacuum storage device comprises a fixing ring, a locking ring, a clamping ring, a mounting seat and an inner-layer yellow storage vacuum bag, wherein the fixing ring is in an end face flange type, the fixing ring is fixedly mounted on a mounting plate, the upper end of the mounting seat is provided with a mounting inlet, a mounting through hole is formed in the mounting seat, a vacuumizing tube is further arranged on the side wall of the mounting seat and communicated with the mounting through hole, the lower end of the mounting seat is provided with a connecting ring, the mounting seat is inserted into the clamping ring through the connecting ring at the lower end, a curled edge of the inner-layer yellow storage vacuum bag is firmly clamped between the connecting ring and the clamping ring, an arc clamping groove is formed in the outer side wall of the clamping ring, the clamping ring is inserted into the fixing ring, an inner thread is formed in the inner side of the locking ring, an outer thread is formed in the outer circle surface of the fixing ring, the locking ring is sleeved on the fixing ring, a jacking notch is further formed in an array on the annular surface of the fixing ring, and the jacking notch is provided with a jacking steel ball, and when the locking ring is screwed into the jacking notch, the jacking steel ball is pressed against the movable clamping ring, and the steel ball is enabled to be clamped against the outer surface of the fixing ring.
Preferably: the outer side wall of the clamping ring is provided with a sliding groove, and rolling sliding beads are arranged in the sliding groove.
Preferably: the upper end of the mounting seat is provided with a mounting inlet and is covered with a mounting cover plate.
Preferably: and a sealing rubber ring is arranged at the curled edge of the inner-layer yellow storage vacuum bag between the connecting ring and the clamping ring.
A pretreatment method for straw biogas through yellow stock comprises the following steps:
crushing the harvested straw to 1cm;
step two, filling crushed straws into an inner-layer yellow storage vacuum device layer by layer, adding water layer by layer according to a certain proportion, and controlling the water content to be 65% -75%;
step three, covering a cover plate of the inner-layer yellow storage vacuum device, and communicating a vacuumizing pump with a vacuumizing pipe to realize vacuumizing of the inner-layer yellow storage vacuum device;
and step four, vacuumizing an outer yellow storage vacuum bag wrapped on the outer layer of the inner yellow storage vacuum storage device, and covering a box cover.
The beneficial effects of the invention are as follows: the method of the invention omits the manual pressing and layer-by-layer sprinkling processes, adopts the small inner layer yellow storage vacuum bag in the yellow storage container, facilitates each sampling and avoids the occurrence of decay and deterioration caused by bringing air into the whole yellow storage environment during sampling, and further ensures the yellow storage quality of the raw materials and furthest reserves the loss of nutritional components in the straw raw materials by carrying out secondary vacuumizing and sealing through the large outer layer yellow storage vacuum bag, thereby providing excellent fermentation raw materials for the next anaerobic fermentation.
Drawings
FIG. 1 is a structural view of a silage pretreatment device for straw biogas gasification;
FIG. 2 is a view in the direction A of FIG. 1;
FIG. 3 is a schematic structural view of an inner-layer yellow-storage vacuum storage device
FIG. 4 is a structural cross-sectional view of the snap ring;
FIG. 5 is a structural cross-sectional view of the retaining ring;
in the figure, a 1-yellow storage box body, a 2-box cover, a 3-outer yellow storage vacuum bag, a 4-inner yellow storage vacuum storage device, a 5-clamping seat, a 6-mounting plate, a 7-fixing ring, an 8-locking ring, a 9-clamping ring, a 10-mounting seat and an 11-connecting ring are arranged, 12-of a mounting inlet, 13-of a mounting through hole, 14-of a vacuumizing tube, 15-of an inner layer yellow vacuum storage bag, 16-of a circular arc clamping groove, 17-of a tightening notch, 18-of a tightening steel ball, 19-of a sliding groove, 20-of a rolling sliding ball, 21-of a cover plate and 22-of a sealing rubber ring.
Detailed Description
The first embodiment is as follows: referring to fig. 1-5, a pretreatment device for straw biogas is provided in this embodiment, and the pretreatment device includes a yellow storage box 1, a box cover 2, an outer yellow storage vacuum bag 3 and an inner yellow storage vacuum storage device 4, the yellow storage box 1 is a circular box, a circle of annular clamping seat 5 is processed on the inner side wall of the yellow storage box 1, the installation surface of the clamping seat 5 is an inclined installation surface, an installation plate 6 is arranged in the yellow storage box 1, the circular installation plate of the installation plate 6 is arranged on the inclined installation surface, the installation plate 6 is clamped on the clamping seat 5, the installation positions of the installation plate 6 and the clamping seat 5 are provided with the outer yellow storage vacuum bag 3, the inner yellow storage vacuum storage device 4 is arranged on the installation plate 6 by taking the center of the installation plate 6 as a circle center array, and the installation plate 6 and the inner yellow storage vacuum storage device 4 are wrapped inside the outer yellow storage vacuum bag 3. The device is arranged in such a way, the use process is that the outer layer yellow storage vacuum bag 3 is sleeved into the yellow storage box body 1, the mounting plate 6 with the inner layer yellow storage vacuum storage device 4 is mounted, the mounting plate 6 is clamped on the clamping seat 5, the outer layer yellow storage vacuum bag 3 is arranged between the clamping seat 5 and the mounting plate 6, but the surface of the outer layer yellow storage vacuum bag 3 is not damaged, crushed straws are arranged in the inner layer yellow storage vacuum storage device 4, and the inner layer yellow storage vacuum storage device 4 and the outer layer yellow storage vacuum bag 3 are sequentially vacuumized in sequence, so that the straw yellow storage pretreatment is completed.
The second embodiment is as follows: referring to fig. 1-5, in the embodiment, a device for pretreating straw biogas is provided, the device 4 comprises a fixing ring 7, a locking ring 8, a clamping ring 9, a mounting seat 10 and an inner layer yellow vacuum storage bag 15, the fixing ring 7 is in an end face flange type, the fixing ring 7 is fixedly mounted on the mounting plate 6, the upper end of the mounting seat 10 is provided with a mounting inlet 12, a mounting through hole 13 is formed in the mounting seat 10, a vacuumizing tube 14 is further arranged on the side wall of the mounting seat 10, the vacuumizing tube 14 is communicated with the mounting through hole 13, a connecting ring 11 is arranged at the lower end of the mounting seat 10, the mounting seat 10 is inserted into the clamping ring 9 through the connecting ring 11 at the lower end, a curled edge of the inner layer yellow vacuum storage bag 15 is firmly clamped between the connecting ring 11 and the clamping ring 9, an arc clamping groove 16 is formed in the outer side wall of the clamping ring 9, the clamping ring 9 is inserted into the fixing ring 7, the inner side face of the locking ring 8 is provided with an inner thread 7, the locking ring 7 is provided with a threaded groove opening, the locking ring 17 is screwed into the clamping ring 7 and is screwed into the outer side of the clamping ring 7, and is screwed into the annular groove 17, and the steel ball 17 is screwed into the outer side of the fixing ring 9, and the steel ball is screwed into the fixing ring 17 through the threaded opening 18, and the steel ball is screwed into the outer side of the fixing ring, and the steel ball is screwed into the circular bead hole 17. The inner-layer yellow storage vacuum storage device 4 is designed by adopting a mechanical structure, has the characteristic of convenient installation and use, and the locking ring 8 can clamp and release the clamping ring 9, so that the rapid positioning and installation of the installation seat 10 on the fixed ring 7 are realized; the curled edges of the inner-layer yellow storage vacuum bag 15 are firmly clamped between the connecting ring 11 and the clamping ring 9, an operator only needs to release the clamping ring 9, take out the connecting ring 11 and the clamping ring 9, clamp the curled edges of the inner-layer yellow storage vacuum bag 15 at the joint of the connecting ring 11 and the clamping ring 9, the requirement on the operation level of the operator is low, further the replacement efficiency is obviously improved, the inner-layer yellow storage vacuum bag 15 after installation is communicated with the installation through hole 13 of the installation seat 10, when straw yellow storage is carried out, the operator puts crushed straws into the inner-layer yellow storage vacuum bag 15 through the installation inlet 12 of the installation seat 10, and after the placement is finished, the installation inlet 12 is closed, and the vacuum pumping operation inside the inner-layer yellow storage vacuum bag 15 is realized through the vacuum pumping tube 14; the structure of the inner-layer yellow storage vacuum storage device 4 can enable the inner-layer yellow storage vacuum bag 15 to be flexibly and freely disassembled and assembled, and has the advantages of simplicity and rapidness in replacement, and the rapid replacement action can be completed only by manpower without external force and complex tools.
And a third specific embodiment: referring to fig. 1-5, a yellow storage pretreatment device for straw biogas is provided in this embodiment, a sliding groove 19 is machined on the outer side wall of the clamping ring 9, and rolling sliding beads 20 are installed in the sliding groove 19. The clamping ring 9 can be smoothly inserted into the fixed ring 7 under the action of the rolling sliding beads 20.
The specific embodiment IV is as follows: referring to fig. 1 to 5, a yellow storage pretreatment device for straw biogas is provided in this embodiment, and a mounting cover 21 is covered on the upper end of the mounting seat 10 at the mounting inlet 12. So set up, still have the sealed pad that can seal between installation entry 12 and the installation apron 21, guarantee that mount pad 10 can not appear leaking gas.
Fifth embodiment: referring to fig. 1-5, a yellow storage pretreatment device for straw biogas is provided in this embodiment, and a sealing rubber ring 22 is disposed between the connecting ring 11 and the clamping ring 9 at the curled edge of the inner yellow storage vacuum bag 15. So arranged, the sealing rubber ring 22 can ensure the sealing performance of the communication between the inner-layer yellow storage vacuum bag 15 and the mounting seat 10.
Specific embodiment six: referring to fig. 1 to 5, a pretreatment device for silage for biogas gasification of straw according to the present embodiment is described, and a pretreatment method for silage for biogas gasification of straw includes the following steps:
crushing the harvested straw to 1cm;
step two, filling crushed straws into an inner-layer yellow storage vacuum device 4 layer by layer, adding water layer by layer according to a certain proportion, and controlling the water content to be 65% -75%;
step three, covering the cover plate 21 of the inner-layer yellow storage vacuum device 4, and communicating the vacuumizing pump with the vacuumizing pipe 14 to realize vacuumizing of the inner-layer yellow storage vacuum device 4;
and step four, vacuumizing an outer-layer yellow storage vacuum bag 3 wrapped by the outer layer of the inner-layer yellow storage vacuum storage device 4, and covering the box cover 2.
The invention, the straw after harvesting is chosen to crush to 1cm, and put it in the container of the yellow stock according to the yellow stock requirement, this yellow stock container is a yellow stock box 1 equipped with a large outer layer yellow stock vacuum bag 3 inside, install multiple inner layer yellow stock vacuum storage devices 4 in the yellow stock box 1, every inner layer yellow stock vacuum storage device 4 can hold 500-1000g yellow stock straw approximately, this large outer layer yellow stock vacuum bag 3 and small inner layer yellow stock vacuum storage device 4 have vacuuming holes, the vacuum hole is covered with the soft silica gel seal plug, can guarantee the straw in the bag is in the vacuum compression state with vacuuming pump vacuuming, can guarantee the straw raw materials is not oxidized by the air and rotten and spoiled at the same time of reducing the stock volume.
The requirement of yellow storage is that the crushed straw is added with water according to a certain proportion, the water content is controlled to be 65% -75%, and the crushed straw is placed into an inner yellow storage vacuum bag 15 arranged on the inner yellow storage vacuum storage device 4 through an installation inlet 12 of the inner yellow storage vacuum storage device 4, and after the inner yellow storage vacuum bag 15 is vacuumized by a vacuum pump, the large outer yellow storage vacuum bag 3 is vacuumized and sealed. The method of the invention omits the manual pressing and layer-by-layer sprinkling processes, adopts the small inner layer yellow storage vacuum bag in the yellow storage container, facilitates each sampling and avoids the occurrence of rotting and deteriorating caused by taking air into the whole yellow storage environment during each sampling, and further ensures the yellow storage quality of the raw materials and furthest maintains the loss of nutritional components in the straw raw materials by carrying out secondary vacuumizing and sealing through the large outer layer yellow storage vacuum bag, thereby providing excellent fermentation raw materials for the next anaerobic fermentation
The straw biogas-based yellow storage pretreatment device can be judged according to the need, belongs to the laboratory pilot plant level, is convenient to move and operate, can be repeatedly used in a sealed plastic vacuum bag, is economical and environment-friendly, saves time and labor compared with the traditional methods of sprinkling water layer by layer, compacting, sealing soil and the like, solves the practical operation problem of sealing at any time by sampling at any time, is convenient to operate, and ensures the yellow storage effect.
The present embodiment is only exemplary of the present patent, and does not limit the scope of protection thereof, and those skilled in the art may also change the part thereof, so long as the spirit of the present patent is not exceeded, and the present patent is within the scope of protection thereof.
Claims (5)
1. A yellow pretreatment device that stores for straw biogas which characterized in that: the yellow storage box comprises a yellow storage box body (1), a box cover (2), an outer-layer yellow storage vacuum bag (3) and an inner-layer yellow storage vacuum storage device (4), wherein the yellow storage box body (1) is a circular box body, a circle of annular clamping seats (5) are machined on the inner side wall of the yellow storage box body (1), the mounting surfaces of the clamping seats (5) are inclined mounting surfaces, a mounting plate (6) is arranged in the yellow storage box body (1), the circular mounting plate is arranged in the mounting plate (6), the inclined mounting surface is arranged on the outer side surface of the mounting plate (6), the mounting plate (6) is clamped on the clamping seats (5), the outer-layer yellow storage vacuum bag (3) is arranged at the mounting positions of the mounting plate (6) and the clamping seats (5), the inner-layer yellow storage vacuum storage device (4) is arranged on the mounting plate (6) in an array with the center of the mounting plate (6), and the mounting plate (6) and the inner-layer yellow storage vacuum storage device (4) are wrapped in the outer-layer yellow storage vacuum bag (3).
The inner-layer yellow storage vacuum device (4) comprises a fixed ring (7), a locking ring (8), a clamping ring (9), a mounting seat (10) and an inner-layer yellow storage vacuum bag (15), wherein the fixed ring (7) is of an end face flange type, the fixed ring (7) is fixedly mounted on the mounting plate (6), the upper end of the mounting seat (10) is provided with a mounting inlet (12), a mounting through hole (13) is formed in the mounting seat (10), a vacuumizing tube (14) is further arranged on the side wall of the mounting seat (10), the vacuumizing tube (14) is communicated with the mounting through hole (13), the lower end of the mounting seat (10) is provided with a connecting ring (11), the mounting seat (10) is inserted into the clamping ring (9) through the connecting ring (11) at the lower end, a curled edge of the inner-layer yellow storage vacuum bag (15) is firmly clamped between the connecting ring (11) and the clamping ring (9), an arc clamping groove (16) is formed in the outer side wall of the clamping ring (9), the clamping ring (9) is inserted into the fixing ring (7), the locking ring (7) is screwed on the outer side of the inner ring (8) through the locking ring (8), the inner ring (7) is provided with threads, the inner ring (8) is screwed on the outer ring (8) and the inner ring (8) is provided with threads, the annular surface of the fixed ring (7) is also provided with a tightening notch (17) in an array processing way, the tightening notch (17) is provided with a tightening steel ball (18), when the locking ring (8) is screwed in place, the movable space of the tightening steel ball (18) in the tightening notch (17) is extruded, so that the tightening steel ball (18) protrudes out of the inner hole surface of the fixed ring (7) to prop against an arc clamping groove (16) positioned on the outer surface of the clamping ring (9), and the reliable fixation of the clamping ring (9) is realized.
2. The pretreatment device for silage for straw biogas as claimed in claim 1, wherein: the outer side wall of the clamping ring (9) is provided with a sliding groove (19), and a rolling sliding bead (20) is arranged in the sliding groove (19).
3. The pretreatment device for silage for straw biogas as claimed in claim 1, wherein: the upper end of the mounting seat (10) is provided with a mounting inlet (12) and is covered with a mounting cover plate (21).
4. The pretreatment device for silage for straw biogas as claimed in claim 1, wherein: and a sealing rubber ring (22) is arranged at the curled edge of the inner-layer yellow vacuum storage bag (15) between the connecting ring (11) and the clamping ring (9).
5. A method for pretreating silage for biogas from straw, which is realized based on the silage pretreatment device for biogas from straw according to claim 1, and is characterized by comprising the following steps:
crushing the harvested straw to 1cm;
step two, filling crushed straws into an inner-layer yellow storage vacuum device (4) layer by layer, adding water layer by layer according to a certain proportion, and controlling the water content to be 65% -75%;
step three, covering the cover plate 21 of the inner-layer yellow storage vacuum device (4), and communicating the vacuumizing pump with the vacuumizing pipe (14) to realize vacuumizing of the inner-layer yellow storage vacuum device (4);
and step four, vacuumizing an outer-layer yellow storage vacuum bag (3) wrapped by the outer layer of the inner-layer yellow storage vacuum storage device (4), and covering a box cover (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811473166.XA CN109371065B (en) | 2018-12-04 | 2018-12-04 | Yellow storage pretreatment method and device for straw biogas |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811473166.XA CN109371065B (en) | 2018-12-04 | 2018-12-04 | Yellow storage pretreatment method and device for straw biogas |
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| Publication Number | Publication Date |
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| CN109371065A CN109371065A (en) | 2019-02-22 |
| CN109371065B true CN109371065B (en) | 2024-03-15 |
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| CN201811473166.XA Active CN109371065B (en) | 2018-12-04 | 2018-12-04 | Yellow storage pretreatment method and device for straw biogas |
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| CN110313540A (en) * | 2019-07-11 | 2019-10-11 | 陕西省生物农业研究所 | A kind of method of composite ferment and maize straw biological Huang storage preparation forage grass |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1496006A (en) * | 1966-10-06 | 1967-09-22 | Method and means for silage of fodder | |
| CN101991028A (en) * | 2009-08-13 | 2011-03-30 | 信延勇 | Processing technology of yellow storage feed |
| RU130783U1 (en) * | 2013-01-14 | 2013-08-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный открытый университет имени В.С. Черномырдина" | INSTALLATION FOR PREPARATION AND STORAGE OF SILOS |
| CN106434765A (en) * | 2016-11-30 | 2017-02-22 | 黑龙江省能源环境研究院 | Straw biogas pretreatment method by yellow corn silage |
| CN107760725A (en) * | 2017-12-08 | 2018-03-06 | 黑龙江省能源环境研究院 | A kind of yellow storage stalk anaerobic fermentation method |
| CN209162050U (en) * | 2018-12-04 | 2019-07-26 | 黑龙江省能源环境研究院 | A kind of yellow storage pretreatment unit for straw biogas |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1496006A (en) * | 1966-10-06 | 1967-09-22 | Method and means for silage of fodder | |
| CN101991028A (en) * | 2009-08-13 | 2011-03-30 | 信延勇 | Processing technology of yellow storage feed |
| RU130783U1 (en) * | 2013-01-14 | 2013-08-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный открытый университет имени В.С. Черномырдина" | INSTALLATION FOR PREPARATION AND STORAGE OF SILOS |
| CN106434765A (en) * | 2016-11-30 | 2017-02-22 | 黑龙江省能源环境研究院 | Straw biogas pretreatment method by yellow corn silage |
| CN107760725A (en) * | 2017-12-08 | 2018-03-06 | 黑龙江省能源环境研究院 | A kind of yellow storage stalk anaerobic fermentation method |
| CN209162050U (en) * | 2018-12-04 | 2019-07-26 | 黑龙江省能源环境研究院 | A kind of yellow storage pretreatment unit for straw biogas |
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