CN113234501B - Biogas dehydration system for agricultural garbage power generation - Google Patents
Biogas dehydration system for agricultural garbage power generation Download PDFInfo
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- CN113234501B CN113234501B CN202110514875.3A CN202110514875A CN113234501B CN 113234501 B CN113234501 B CN 113234501B CN 202110514875 A CN202110514875 A CN 202110514875A CN 113234501 B CN113234501 B CN 113234501B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/106—Removal of contaminants of water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/14—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/18—Cleaning-out devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/102—Removal of contaminants of acid contaminants
- C10L3/103—Sulfur containing contaminants
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of garbage power generation, and discloses a biogas dehydration system for agricultural garbage power generation, which comprises a support frame, a dehydration tank body, a driving motor, a humidity sensor, a three-way electromagnetic valve, a controller and a desulfurization tank, wherein a long-distance liquid distributor is arranged at the lower part inside the dehydration tank body, a communicated reflux plate and a supporting guide plate are sequentially arranged inside the dehydration tank body and above the long-distance liquid distributor, and a rotary liquid distributor is arranged at the upper part inside the dehydration tank body. Rotatory knockout is constantly rotatory at a high speed under driving motor's effect, through the effect of a plurality of absorption blades, absorb the blade and constantly absorb moisture from marsh gas, and throw away water from the edge that absorbs the blade through the rotatory centrifugal action of high-speed rotation of rotatory knockout, make the part that absorbs the blade and be close to rotatory knockout central authorities can keep the absorption to the moisture in the marsh gas, make the absorption blade can constantly absorb the moisture in the marsh gas, it is effectual to possess the dehydration, high dehydration efficiency, advantages such as long service life, in order to reach the purpose that moisture got rid of.
Description
Technical Field
The invention relates to the technical field of garbage power generation, in particular to a biogas dehydration system for agricultural garbage power generation.
Background
The agricultural garbage power generation is to utilize agricultural garbage, such as crop straws, weeds and the like, to generate biogas through anaerobic fermentation treatment by means of catabolism of various microorganisms with various types, large quantity and different functions under an anaerobic condition, and to drive a biogas generator set to generate power. The biogas power generation has the characteristics of efficiency creation, energy conservation, safety, environmental protection and the like, and is a distributed energy source with wide distribution and low price.
The traditional methane tank directly supplies methane to the power generation device to be combusted and generated by the power generation device, but when the methane escapes from the methane tank, the methane often carries saturated steam and a large amount of sulfur-containing harmful gas, the steam is easy to act together with other components in the methane to wash the methane power generation device and the like, and under the action of the gas with high water content, the methane power generation device and the like are easy to be corroded by oxygen, the service life of the power generation device and the like is greatly reduced, and due to the action of the steam in the methane, the combustion heat value of the methane is greatly reduced when the methane is combusted, so that the methane power generation efficiency is reduced.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the biogas dehydration system for agricultural garbage power generation, which has the advantages of good dehydration effect, high dehydration efficiency, long service life and the like, and solves the problem that the power generation device and the like are easily corroded due to excessive water content in biogas.
(II) technical scheme
In order to solve the technical problems that the water content in the biogas is too large and the power generation device and the like are easy to corrode, the invention provides the following technical scheme: the utility model provides a marsh gas dewatering system for agricultural refuse power generation, includes support frame, the dehydration jar body, driving motor, humidity transducer, three-way solenoid valve, controller and digester, the dehydration jar body is fixed support frame top central authorities, support frame bottom central authorities are provided with the motor platform, the internal portion lower part of dehydration jar is provided with long-range knockout, the internal portion of dehydration jar just is located long-range knockout top has set gradually intercommunication backward flow board and has supported the guide plate, the internal portion upper portion of dehydration jar is provided with rotatory knockout, motor platform top is provided with driving motor, the fixed backward flow ware that turns to that is provided with in dehydration jar body top turns to the backward flow ware top and is provided with the digester, rotatory knockout includes rotating main body, center drive gear, a plurality of planet speed change gear and shield cover, center drive gear with rotate between the rotating main body top and connect, a plurality of planet speed change gear sets up respectively in the center drive gear outside, the shield cover is fixed rotating main body top, rotating main body includes bottom suspension board and upper fixed plate, be provided with a plurality of absorption blades between bottom suspension board, a plurality of absorption blades wind rotating main body center circumference is arranged, and a plurality of absorption blades are made by water-absorbing material.
Preferably, a fixed annular groove is formed in the bottom end of the lower supporting plate, a driven gear ring is arranged at the top end of the upper fixing plate, and a planetary gear limiting groove is formed in the upper surface of the upper fixing plate and located on the inner side of the driven gear ring.
Preferably, a connecting pin slot has been seted up to central drive gear bottom, and is a plurality of planet speed change gear bottom is provided with the gag lever post, and is a plurality of planet speed change gear passes through the gag lever post with the planet gear gag lever post is spacing jointly in the rotatory main part top removes, central drive gear with a plurality of meshing between the planet speed change gear, a plurality of planet speed change gear with mesh between the driven ring gear, the driving motor top is provided with the drive connecting rod, drive connecting rod top is provided with the drive round pin.
Preferably, the driving connecting rod penetrates through the dewatering tank body, the long-distance liquid separator, the communicated reflux plate and the supporting guide plate in sequence, the driving pin is matched with the connecting pin slot, the driving motor drives the central driving gear to rotate through the driving connecting rod and the driving pin, and the rotating speed of the central driving gear is converted into the rotation of the driven gear ring and the whole rotating main body through a plurality of planetary speed change gears.
Preferably, the long-range knockout is the hollow and bottom open-ended jar of body, long-range knockout outside top one side is provided with communicating pipe, the long-range knockout bottom is provided with a plurality of support columns, the top of a plurality of support columns is convex, long-range knockout central authorities are provided with the chamber that leads through, the inside spiral that is provided with of long-range knockout divides the liquid platform, the spiral divides the liquid platform to be the extension arc platform that the spiral set up downwards, the spiral divides the liquid platform to be used for separating the long-range knockout provides longer branch liquid route, the long-range knockout link up and be provided with a plurality of air vents on the chamber wall, it is a plurality of the air vent is in the tangent position evenly distributed of the lower surface of spiral divides the liquid platform.
Preferably, dehydration jar body one side central authorities are provided with the feeding bleeder pipe, the dehydration jar body is kept away from one side bottom of feeding bleeder pipe is provided with the fluid-discharge tube, the internal portion bottom of dehydration jar is provided with slope slip table, slope slip table to the fluid-discharge tube lopsidedness sets up downwards, dehydration jar body top central authorities have seted up the bin outlet, the feeding bleeder pipe divide into feed inlet and backward flow mouth, the feeding bleeder pipe with communicate between communicating pipe, the feeding bleeder pipe is used for the feeding to long-range knockout.
Preferably, the communicating backflow plate is a circular disc with an upward protruding center, a center through hole is formed in the center of the communicating backflow plate, a plurality of air guide holes are symmetrically formed in the left side and the right side of the center through hole of the communicating backflow plate, arc-shaped backflow grooves are symmetrically formed in the front side and the rear side of the center through hole of the outer side surface of the communicating backflow plate, the supporting guide plate is a circular disc with an upward protruding center, a supporting ring is arranged in the center of the communicating backflow plate, a plurality of overflow grooves are formed in the outer side of the supporting guide plate, and the overflow grooves are circumferentially arranged around the central axis of the supporting guide plate.
Preferably, the steering reflux device comprises a three-way pipe, a reflux pipe, a humidity sensor, a three-way electromagnetic valve and a controller, the bottom end of the three-way pipe is communicated with the discharge port, the top end of the three-way pipe is communicated with the desulfurizing tank, the left side of the three-way pipe is communicated with the reflux pipe, the bottom end of the reflux pipe is communicated with the reflux port, the humidity sensor is arranged at the bottom end inside the three-way pipe, the three-way electromagnetic valve is used for controlling the flow direction of air flow in the three-way pipe, the controller is used for receiving a humidity signal transmitted by the humidity sensor, and the controller controls the three-way electromagnetic valve according to the humidity signal.
Preferably, the inside a plurality of sulphur removal boards that are provided with of digester, all contain the desulfurizing agent on the sulphur removal board, the digester with turn to through flange joint between the backward flow ware, the digester can freely be dismantled.
(III) advantageous effects
Compared with the prior art, the invention provides a biogas dehydration system for agricultural garbage power generation, which has the following beneficial effects:
1. this kind of a marsh gas dewatering system for agricultural refuse power generation, gas gets into in the rotatory knockout, rotatory knockout constantly rotates at a high speed under driving motor's effect, through the effect of a plurality of absorption blades, the absorption blade constantly absorbs moisture from marsh gas, and throw away water from the edge of absorbing the blade through the rotatory centrifugal action of high-speed rotation of rotatory knockout, make the part that the absorption blade is close to rotatory knockout central authorities can keep the absorption to the moisture in the marsh gas, make the absorption blade constantly absorb the moisture in the marsh gas, in order to reach the purpose that moisture got rid of.
2. This kind of a marsh gas dewatering system for agricultural refuse power generation, the marsh gas of removing water under rotatory knockout effect passes through the bin outlet and carries in turning to the backward flow ware, because the controller is used for receiving the humidity signal that humidity transducer transmitted, the controller is according to humidity signal control three-way solenoid valve, thereby detect the water content in the marsh gas of carrying to the tee bend intraductal through humidity transducer, and give the controller with water content data real-time transmission, when making the water content higher, communicate between bin outlet and the back flow through controller control three-way solenoid valve, and seal between bin outlet and the digester, make the marsh gas of high water content once more lose the internal portion of dehydration jar and handle once more through the back flow, realize multistage dehydration, when water content reaches the requirement, communicate between bin outlet and the digester through controller control three-way solenoid valve, and seal between bin outlet and the back flow, make marsh gas can be sent into the digester and handle, in order to guarantee that water content reaches required requirement.
3. This kind of a marsh gas dewatering system for agricultural refuse power generation, through setting up the digester, detach the sulphide component in the marsh gas in the digester, reduce the power generation facility's to the rear end corrosion, effectively guarantee rear end power generation facility's life to sulphide component in order to detach the marsh gas through the setting of digester prevents sulphide component in the electricity generation in-process to power generation facility's corrosion, extension power generation facility's life.
4. This kind of marsh gas dewatering system for agricultural refuse power generation, liquid water collects the in-process in the bottom of the dehydration jar body, the effect through slope slip table makes can discharge completely the liquid of the internal portion of dehydration jar through the fluid-discharge tube, and the effect through slope slip table increases the height of the liquid of same volume, make still can carry out the liquid seal to the fluid-discharge tube top under less liquid, cause danger through fluid-discharge tube escape device with reduction flowing back in-process marsh gas, improve marsh gas dewatering device's security.
5. This kind of a marsh gas dewatering system for agricultural refuse power generation, the circulation route of the marsh gas that contains vapor is divided the spiral channel extension that the platform constitutes through the spiral, make the collision between marsh gas and spiral divide the liquid platform to make steam divide the liquid platform surface condensation of spiral in, increase the condensation route of marsh gas, improve the condensation effect of the steam in the marsh gas, and a plurality of air vents through the tangent position evenly distributed of the lower surface of spiral liquid platform, the position of air vent is on spiral channel's top promptly, make marsh gas can escape to lining up intracavity portion through the air vent, with the inside gas pressure of long-range knockout that reduces, thereby reduce the erosion and corrosion of marsh gas to long-range knockout, in order to improve long-range knockout's life.
6. This kind of a marsh gas dewatering system for agricultural refuse power generation, through the position of the fixed whole rotatory knockout of solid fixed ring groove, guarantee that rotatory knockout can not produce the skew condition of the operation unstability that causes rotatory knockout at high-speed rotatory in-process, and inject planetary gear's position through the planetary gear spacing groove, in order to guarantee that planetary gear can evenly provide stable rotational speed to driven ring gear and even whole rotating subject, make the operation that whole rotating subject can be normal carry out dewatering work.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic overall exploded view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic cross-sectional view of the support frame, dewatering tank, communicating return plate and support baffle of the present invention;
FIG. 5 is a schematic cross-sectional view of a long-range liquid separator according to the present invention;
FIG. 6 is a schematic perspective view of the communicating return plate and support baffle of the present invention;
FIG. 7 is an exploded view of the rotary dispenser of the present invention;
FIG. 8 is a schematic cross-sectional view of a rotary dispenser of the present invention;
FIG. 9 is a schematic perspective view of a diverter reflux unit and a devulcanizer tank of the present invention;
FIG. 10 is a schematic partial cross-sectional view of a diverted reflux vessel and a desulfurization tank of the present invention.
In the figure: 1. a support frame; 11. a motor table; 2. a dewatering tank body; 21. a feed branch pipe; 22. a liquid discharge pipe; 23. inclining the sliding table; 24. a discharge outlet; 25. a feed inlet; 26. a return port; 3. a long-range liquid separator; 31. a communicating pipe; 32. a support pillar; 33. a through cavity; 34. a spiral liquid separating table; 35. a vent hole; 4. the reflux plate is communicated; 41. a central through hole; 42. an air vent; 43. an arc-shaped reflux groove; 5. supporting the deflector; 51. a support ring; 52. an overflow trough; 6. rotating the liquid separator; 61. a rotating body; 611. a lower support plate; 612. an upper fixing plate; 613. an absorbing blade; 614. fixing the annular groove; 615. a driven gear ring; 616. a planetary gear limiting groove; 62. a center drive gear; 621. a connecting pin slot; 63. a planetary transmission gear; 631. a limiting rod; 64. a shield case; 7. a drive motor; 71. a drive link; 72. a drive pin; 8. a steering reflux device; 81. a three-way pipe; 82. a return pipe; 83. a humidity sensor; 84. a three-way solenoid valve; 85. a controller; 9. a devulcanizer; 91. a sulfur removal plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As described in the background of the invention, the prior art has shortcomings, and in order to solve the above technical problems, the present application proposes a biogas dehydration system for agricultural garbage power generation.
Referring to fig. 1-10, a biogas dehydration system for agricultural garbage power generation comprises a support frame 1, a dehydration tank body 2, a driving motor 7, a humidity sensor 83, a three-way solenoid valve 84, a controller 85 and a desulfurization tank 9, wherein the dehydration tank body 2 is fixed at the center of the top end of the support frame 1, a motor platform 11 is arranged at the center of the bottom end of the support frame 1, a long-range liquid distributor 3 is arranged at the lower part inside the dehydration tank body 2, a communicating reflux plate 4 and a supporting guide plate 5 are sequentially arranged inside the dehydration tank body 2 and above the long-range liquid distributor 3, a rotary liquid distributor 6 is arranged at the upper part inside the dehydration tank body 2, the driving motor 7 is arranged at the top end of the motor platform 11, a steering reflux device 8 is fixedly arranged at the top end of the dehydration tank body 2, the desulfurization tank 9 is arranged at the top end of the steering reflux device 8, the rotary liquid distributor 6 comprises a rotary main body 61, a central driving gear 62, a plurality of planetary speed change gears 63 and a shielding cover 64, the central driving gear 62 is rotatably connected with the top end of the rotating main body 61, a plurality of planetary speed-changing gears 63 are respectively arranged outside the central driving gear 62, a shielding cover 64 is fixed on the top end of the rotating main body 61, the rotating main body 61 comprises a lower supporting plate 611 and an upper fixing plate 612, a plurality of absorbing blades 613 are arranged between the lower supporting plate 611 and the upper fixing plate 612, the absorbing blades 613 are arranged around the center circumference of the rotating main body 61, and are made of water absorbing materials, so that biogas raw materials containing saturated water vapor sent into the dehydration tank body 2 are subjected to preliminary water removal by the long-range liquid separator 3, the biogas escapes from the long-range liquid separator 3, moisture in the biogas is further removed under the action of the communicating reflux plate 4, the biogas is completely sent into the rotating liquid separator 6 under the action of the supporting guide plate 5, and the rotating liquid separator 6 continuously rotates at high speed under the action of the driving motor 7, the absorbing blades 613 continuously absorb water from the biogas under the action of the absorbing blades 613, and the water is thrown out from the edges of the absorbing blades 613 through the centrifugal action of the high-speed rotation of the rotary liquid distributor 6, so that the absorbing blades 613 can continuously absorb the water in the biogas to achieve the purpose of removing the water, the biogas enters the steering reflux device 8 through the top end of the dehydration tank body 2 after passing through the rotary liquid distributor 6, after the water content is confirmed in the steering reflux device 8, the biogas with overhigh humidity is conveyed back to the inside of the dehydration tank body 2 through the steering reflux device 8 to be dehydrated again, and the biogas with the humidity meeting the requirement is conveyed into the desulfurization tank 9 to be desulfurized and then is conveyed into the power generation device through the output device.
Further, the bottom end of the lower support plate 611 is provided with a fixed ring groove 614, the top end of the upper fixed plate 612 is provided with a driven ring gear 615, the upper surface of the upper fixed plate 612 is located inside the driven ring gear 615 and is provided with a planetary gear limiting groove 616, so that the position of the whole rotary liquid distributor 6 is fixed through the fixed ring groove 614, the rotary liquid distributor 6 is guaranteed not to deviate in the high-speed rotation process to cause unstable operation of the rotary liquid distributor 6, and the position of the planetary speed change gear 63 is limited through the planetary gear limiting groove 616, so that the planetary speed change gear 63 can uniformly provide stable rotation speed for the driven ring gear 615 and even the whole rotary main body 61, and the whole rotary main body 61 can be normally operated to remove water.
Further, a connecting pin slot 621 is formed in the bottom end of the center driving gear 62, a limiting rod 631 is disposed in the bottom end of the plurality of planetary speed gears 63, the plurality of planetary speed gears 63 are limited by the limiting rod 631 and the planetary gear limiting slot 616 to move on the top end of the rotating body 61, the center driving gear 62 is engaged with the plurality of planetary speed gears 63, the plurality of planetary speed gears 63 are engaged with the driven gear ring 615, a driving link 71 is disposed on the top end of the driving motor 7, a driving pin 72 is disposed on the top end of the driving link 71, so that the driving pin 72 is fixed to the connecting pin slot 621 through the driving pin 72, so that the driving motor 7 provides a stable rotating speed to the center driving gear 62 through the driving link 71, and then the rotating speed is reduced to a certain degree through the action of the plurality of planetary speed gears 63 and converted into a rotating speed of the driven gear ring 615, thereby driving the entire rotating body 61 to rotate, so that the absorbing blades 613 disposed in the rotating body 61 perform absorbing work, thereby controlling the rotating speed of the rotating liquid distributor 6 through the driving motor 7, so that most of the rotating liquid distributor 6 is removed from water vapor through the action of the rotating liquid distributor 6, and the biogas dewatering effect is ensured, and the biogas dewatering efficiency of the biogas is improved.
Further, the driving connecting rod 71 sequentially penetrates through the dehydration tank body 2, the long-range liquid separator 3, the communicated reflux plate 4 and the supporting guide plate 5, the driving pin 72 is matched with the connecting pin slot 621, the driving motor 7 drives the central driving gear 62 to rotate through the driving connecting rod 71 and the driving pin 72, the rotating speed of the central driving gear 62 is converted into a driven gear ring 615 to rotate together with the whole rotating main body 61 through the plurality of planetary speed change gears 63, in practical application, the driving connecting rod 71 is sealed with the through dehydration tank body 2 and the communicated reflux plate 4, it is ensured that liquid water cannot flow out of the device between the dehydration tank body 2 and the driving connecting rod 71, and it is ensured that methane cannot pass through a gap between the communicated reflux plate 4 and the driving connecting rod 71, it is ensured that methane is blocked by the communicated reflux plate 4 when passing through the communicated reflux plate 4, so that water vapor is further condensed on the communicated reflux plate 4, and the dehydration effect is improved.
Further, the long-distance liquid separator 3 is a hollow tank with an open bottom, a communicating pipe 31 is arranged on one side of the top end of the outer side of the long-distance liquid separator 3, a plurality of supporting columns 32 are arranged at the bottom end of the long-distance liquid separator 3, the top ends of the supporting columns 32 are arc-shaped, a through cavity 33 is arranged in the center of the long-distance liquid separator 3, a spiral liquid separating table 34 is arranged inside the long-distance liquid separator 3, the spiral liquid separating table 34 is an extended arc-shaped table which is spirally arranged downwards, the spiral liquid separating table 34 is used for separating the long-distance liquid separator 3 to provide a longer liquid separating path, a plurality of vent holes 35 are formed in the wall of the through cavity 33 of the long-distance liquid separator 3, the vent holes 35 are uniformly distributed at tangent positions of the lower surface of the spiral liquid separating table 34, and therefore biogas raw materials passing through the feeding branch pipes 21 are circulated in a spiral channel formed by the spiral liquid separating table 34 inside the long-distance liquid separator 3 through the communicating pipe 31, the spiral channel formed by the spiral liquid separating table 34 prolongs the circulation path of the methane containing water vapor, so that the collision between the methane and the spiral liquid separating table 34 causes the water vapor to condense on the surface of the spiral liquid separating table 34, meanwhile, the condensation path of the methane is increased, the condensation effect of the water vapor in the methane is improved, and a plurality of vent holes 35 uniformly distributed at the tangent positions of the lower surface of the spiral liquid separating table 34 are arranged, the positions of the vent holes 35 are the top ends of the spiral channel, so that the methane can escape to the inside of the through cavity 33 through the vent holes 35, the gas pressure inside the long-range liquid separator 3 is reduced, the erosion corrosion of the methane to the long-range liquid separator 3 is reduced, and the service life of the long-range liquid separator 3 is prolonged.
Further, a feeding branch pipe 21 is arranged in the center of one side of the dewatering tank body 2, a drain pipe 22 is arranged at the bottom end of one side, away from the feeding branch pipe 21, of the dewatering tank body 2, an inclined sliding table 23 is arranged at the bottom end of the inside of the dewatering tank body 2, the inclined sliding table 23 is inclined downwards towards one side of the drain pipe 22, a discharge outlet 24 is formed in the center of the top end of the dewatering tank body 2, the feeding branch pipe 21 is divided into a feed inlet 25 and a return outlet 26, the feeding branch pipe 21 is communicated with a communicating pipe 31, the feeding branch pipe 21 is used for feeding to the long-distance liquid distributor 3, so that liquid inside the dewatering tank body 2 can be completely discharged through the drain pipe 22 under the action of the inclined sliding table 23, the height of liquid with the same volume is increased through the action of the inclined sliding table 23, liquid sealing can still be performed on the top of the drain pipe 22 under less liquid, danger caused by biogas escaping from the drain pipe 22 in the draining process is reduced, and the safety of the biogas dewatering device is improved.
Further, the communication backflow plate 4 is a circular disc with a center protruding upwards, a central through hole 41 is formed in the center of the communication backflow plate 4, a plurality of air guide holes 42 are symmetrically formed in the left side and the right side of the central through hole 41 of the communication backflow plate 4, arc-shaped backflow grooves 43 are symmetrically formed in the front side and the rear side of the center through hole 41 of the communication backflow plate 4, the support guide plate 5 is a circular disc with a center protruding upwards, a support ring 51 is arranged in the center of the communication backflow plate 4, a plurality of overflow grooves 52 are formed in the outer side of the support guide plate 5, and the overflow grooves 52 are circumferentially arranged around the central axis of the support guide plate 5, so that methane containing water vapor can be conveyed upwards only through the air guide holes 42 under the action of the communication backflow plate 4, water vapor can be further condensed on the communication backflow plate 4, the methane can be gathered towards the periphery under the action of the communication backflow plate 4 with a low height at the center, the water vapor can flow down through the inner wall of the dehydration tank body 2, liquid water vapor can flow down along the inner wall of the dehydration tank body 2 through the arc-shaped backflow grooves 43 through the communication backflow plate 4, and the effect of enabling liquid water to flow to be continuously down along the inner wall of the dehydration tank body 2 through the liquid condensate collector 2, and enabling the liquid to be collected through the action of the liquid separator 52, and enabling the liquid in the dehydration tank body 2 through the bottom of the liquid separator 2, and enabling the liquid to be capable of collecting liquid to be capable of collecting liquid through the liquid condensate through the liquid separator 2.
Further, the steering reflux device 8 comprises a three-way pipe 81, a reflux pipe 82, a humidity sensor 83, a three-way solenoid valve 84 and a controller 85, the bottom end of the three-way pipe 81 is communicated with the discharge port 24, the top end of the three-way pipe 81 is communicated with the desulfurizing tank 9, the left side of the three-way pipe 81 is communicated with the reflux pipe 82, the bottom end of the reflux pipe 82 is communicated with the reflux port 26, the humidity sensor 83 is arranged at the bottom end inside the three-way pipe 81, the three-way solenoid valve 84 is used for controlling the airflow flowing direction in the three-way pipe 81, the controller 85 is used for receiving a humidity signal of the humidity sensor 83, the controller 85 controls the three-way solenoid valve 84 according to the humidity signal, so that the moisture content in the biogas conveyed into the three-way pipe 81 is detected by the humidity sensor 83, the moisture content data is transmitted to the controller 85 in real time, when the moisture content is high, the three-way solenoid valve 84 is controlled by the controller 85 to communicate the discharge port 24 with the reflux pipe 82, the discharge port 24 is sealed with the desulfurizing tank 9, the biogas with the reflux pipe 82, the moisture content is controlled by the controller 85, the reflux pipe is communicated with the reflux pipe 24, and the desulfurization tank 9, the desulfurization tank is further, the device can reduce the moisture content required by the power generation device, and the power generation device can reduce the moisture content required by the power generation device, and guarantee the power generation device.
Further, the inside a plurality of sulphur removal boards 91 that are provided with of digester 9, all hold the desulfurizing agent on the sulphur removal board 91, through flange joint between digester 9 and the steering reflux ware 8, digester 9 can freely be dismantled to sulphide component in order to detach the marsh gas through setting up of digester 9 prevents that sulphide component from to power generation facility's corruption, extension power generation facility's life at the power generation in-process.
The working principle is as follows: when the device is used, a biogas generating device is connected with a feed inlet 25 of a feed branch pipe 21 of the biogas dewatering device, biogas generated in the biogas generating device carries saturated vapor, the saturated vapor is conveyed into a dewatering tank body 2 through the feed inlet 25 via the feed branch pipe 21 through a communicating pipe 31, biogas raw materials containing the saturated vapor in the feed branch pipe 21 are conveyed into a long-range liquid separator 3 through the communicating pipe 31, a spiral channel is formed inside the long-range liquid separator 3 by a spiral liquid separating table 34, the biogas raw materials circulate in the spiral channel, a circulation path of the biogas containing the vapor is prolonged through the spiral channel formed by the spiral liquid separating table 34, so that the condensation path of the biogas is increased while the vapor is condensed on the surface of the spiral liquid separating table 34 by collision between the biogas and the spiral liquid separating table 34, the condensation effect of the vapor in the biogas is improved, a plurality of vent holes 35 uniformly distributed at tangential positions on the lower surface of the spiral liquid separating table 34 are positioned at the top end of the spiral channel, the vent holes 35 can enable the biogas to escape to penetrate into a cavity 33, so as to reduce the gas pressure inside the long-range liquid separator 3, thereby reducing the corrosion of the long-range liquid separator 3, and prolonging the service life of the liquid separator 3.
Preliminary dehydration is carried out in long-distance knockout 3 inside for the bottom opening that the water conservancy diversion that the condensate passes through spiral liquid separating table 34 surface carries to the inside bottom of the dehydration jar body 2 and keeps in through long-distance knockout 3, marsh gas escapes to through the chamber 33 and even inside the dehydration jar body 2 through the effect of a plurality of air vents 35, perhaps escape to the inside of the dehydration jar body 2 through the bottom opening of long-distance knockout 3, under the effect of gaseous self gravity, and under the negative pressure effect that rotatory knockout 6 high-speed rotation produced, the marsh gas that still contains a certain amount of vapor continues the rebound in the dehydration jar body 2 inside.
In the process that gas continues to rise, through the effect of a plurality of air guide holes 42 on the communicating reflux plate 4, make the marsh gas that contains steam can only be carried upwards through air guide holes 42, make steam can further condensation on the communicating reflux plate 4, and can assemble steam to the periphery in the effect of the communicating reflux plate 4 that the central height is low all around, flow down through the inner wall of the dewatering tank body 2, and make the liquid water that condenses above can continue to flow down along the inner wall of the dewatering tank body 2 through the communicating reflux plate 4 through the arc-shaped reflux groove 43, and through the effect of supporting guide plate 5, make the marsh gas that contains steam can only let in the rotatory knockout drum 6 through the support ring 51 and carry out liquid separation, guarantee the effect of liquid separation, and make the liquid water that condenses above can continue to flow down along the inner wall of the dewatering tank body 2 through supporting guide plate 5 through a plurality of overflow launders 52, so that the liquid water can be collected at the bottom of the dewatering tank body 2 under the effect of gravity.
The gas enters the rotary liquid distributor 6, the rotary liquid distributor 6 continuously rotates at a high speed under the action of the driving motor 7, the absorbing blades 613 continuously absorb moisture from the biogas under the action of the absorbing blades 613, and water is thrown out from the edges of the absorbing blades 613 under the centrifugal action of the high-speed rotation of the rotary liquid distributor 6, so that the part of the absorbing blades 613, which is close to the center of the rotary liquid distributor 6, can keep absorbing the moisture in the biogas, and the absorbing blades 613 can continuously absorb the moisture in the biogas so as to achieve the purpose of removing the moisture.
Because the driving motor 7 drives the central driving gear 62 to rotate through the driving connecting rod 71 and the driving pin 72, the rotating speed of the central driving gear 62 is converted into the driven gear ring 615 to rotate together with the whole rotating main body 61 through the plurality of planetary speed changing gears 63, so that the rotating speed is converted into the rotating speed of the driven gear ring 615 through the meshing between the gears and is fixed through the pin joint between the driving pin 72 and the connecting pin slot 621, so that the driving motor 7 provides a stable rotating speed for the central driving gear 62 through the driving connecting rod 71, then the rotating speed is converted into the rotating speed of the driven gear ring 615 after being reduced to a certain degree through the action of the plurality of planetary speed changing gears 63, so that the whole rotating main body 61 is driven to rotate, so that the absorbing blades 613 arranged in the rotating main body 61 perform absorbing work, the rotating speed of the rotating liquid distributor 6 is controlled through the driving motor 7, so that most of water vapor is removed from biogas through the action of the rotating liquid distributor 6 under the action of the driving motor 7, the effect of biogas dehydration is ensured, and the efficiency of biogas dehydration is improved.
The biogas which is removed of water under the action of the rotary liquid separator 6 is conveyed into the steering reflux device 8 through the discharge port 24, the controller 85 is used for receiving a humidity signal transmitted by the humidity sensor 83, the controller 85 controls the three-way electromagnetic valve 84 according to the humidity signal, so that the moisture content in the biogas conveyed into the three-way pipe 81 is detected through the humidity sensor 83, and moisture content data is transmitted to the controller 85 in real time, when the moisture content is higher, the controller 85 controls the three-way electromagnetic valve 84 to communicate the discharge port 24 with the reflux pipe 82, and the discharge port 24 and the desulfurization tank 9 are sealed, so that the biogas with high moisture content is conveyed into the dehydration tank 2 through the reflux pipe 82 for reprocessing once again, when the moisture content meets the requirement, the controller 85 controls the three-way electromagnetic valve 84 to communicate the discharge port 24 with the desulfurization tank 9, and the space between the discharge port 24 and the reflux pipe 82 is sealed, so that the biogas can be conveyed into the desulfurization tank 9 for processing, the moisture content can meet the requirement, further reduce the corrosion to the power generation device at the rear end, effectively ensure the service life of the power generation device at the rear end, and remove the components in the power generation through the arrangement, thereby preventing the sulfide corrosion of the power generation device from being corroded in the power generation process and prolonging the service life of the power generation device.
Liquid water collects the in-process in the dehydration jar body 2 bottom, makes through the effect of slope slip table 23 can discharge completely the inside liquid of dehydration jar body 2 through fluid-discharge tube 22 to the height of the liquid of the same volume is increased through the effect of slope slip table 23, makes still can carry out liquid seal to fluid-discharge tube 22 top under less liquid, causes danger through fluid-discharge tube 22 escape device to reduce flowing back in-process marsh gas, improves marsh gas dewatering device's security.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a marsh gas dewatering system for agricultural refuse power generation, includes support frame (1), the dehydration jar body (2), driving motor (7), controller (85) and digester (9), its characterized in that: a driving motor (7) is arranged in the center of the bottom end of the dehydration tank body (2), a long-range liquid separator (3) is arranged at the lower part inside the dehydration tank body (2), a communicated reflux plate (4) and a supporting guide plate (5) are sequentially arranged inside the dehydration tank body (2) and above the long-range liquid separator (3), and a rotary liquid separator (6) is arranged at the upper part inside the dehydration tank body (2);
the top end of the dewatering tank body (2) is fixedly provided with a steering reflux device (8), the top end of the steering reflux device (8) is provided with a desulfurization tank (9), the rotary liquid distributor (6) comprises a rotary main body (61), a central driving gear (62), a plurality of planetary speed gears (63) and a shielding cover (64), the central driving gear (62) is rotatably connected with the top end of the rotary main body (61), the planetary speed gears (63) are respectively arranged on the outer sides of the central driving gear (62), the shielding cover (64) is fixed at the top end of the rotary main body (61), the rotary main body (61) comprises a lower supporting plate (611) and an upper fixing plate (612), a plurality of absorbing blades (613) are arranged between the lower supporting plate (611) and the upper fixing plate (612), a plurality of absorbing blades (613) are arranged around the center circumference of the rotary main body (61), and the absorbing blades (613) are all made of water absorbing materials;
a fixed annular groove (614) is formed in the bottom end of the lower supporting plate (611), a driven gear ring (615) is arranged at the top end of the upper fixing plate (612), and a planetary gear limiting groove (616) is formed in the upper surface of the upper fixing plate (612) and located on the inner side of the driven gear ring (615);
a connecting pin slot (621) is formed in the bottom end of the central driving gear (62), a limiting rod (631) is arranged at the bottom end of the plurality of planetary speed change gears (63), the plurality of planetary speed change gears (63) are limited to move at the top end of the rotating main body (61) through the limiting rod (631) and the planetary gear limiting slot (616), the central driving gear (62) is meshed with the plurality of planetary speed change gears (63), the plurality of planetary speed change gears (63) are meshed with the driven gear ring (615), a driving connecting rod (71) is arranged at the top end of the driving motor (7), and a driving pin (72) is arranged at the top end of the driving connecting rod (71);
the driving connecting rod (71) sequentially penetrates through the dewatering tank body (2), the long-range liquid separator (3), the communicated reflux plate (4) and the supporting guide plate (5), the driving pin (72) is matched with the connecting pin slot (621), the driving motor (7) drives the central driving gear (62) to rotate through the driving connecting rod (71) and the driving pin (72), and the rotating speed of the central driving gear (62) is converted into the driven gear ring (615) to rotate together with the whole rotating main body (61) through a plurality of planetary speed change gears (63);
a plurality of sulfur removing plates (91) are arranged in the desulfurizing tank (9), sulfur removing agents are contained on the sulfur removing plates (91), the desulfurizing tank (9) is connected with the steering reflux device (8) through a flange, and the desulfurizing tank (9) can be freely detached;
the long-distance liquid separator (3) is a hollow tank body with an opening at the bottom end, a communicating pipe (31) is arranged on one side of the top end of the outer side of the long-distance liquid separator (3), a plurality of supporting columns (32) are arranged at the bottom end of the long-distance liquid separator (3), the top ends of the supporting columns (32) are arc-shaped, a through cavity (33) is arranged in the center of the long-distance liquid separator (3), a spiral liquid separating table (34) is arranged inside the long-distance liquid separator (3), the spiral liquid separating table (34) is an extended arc-shaped table which is spirally downward arranged, the spiral liquid separating table (34) is used for separating the long-distance liquid separator (3) to provide a longer liquid separating path, a plurality of vent holes (35) are formed in the wall of the through cavity (33) of the long-distance liquid separator (3), and the vent holes (35) are uniformly distributed at the tangential positions of the lower surface of the spiral liquid separating table (34);
the novel support flow guide plate is characterized in that the communicating backflow plate (4) is a circular disc with the center protruding upwards, a central through hole (41) is formed in the center of the communicating backflow plate (4), the communicating backflow plate (4) is located on the left side and the right side of the central through hole (41) and is symmetrically provided with a plurality of air guide holes (42), arc-shaped backflow grooves (43) are symmetrically formed in the front side and the rear side of the central through hole (41) on the outer surface of the communicating backflow plate (4), the support flow guide plate (5) is a circular disc with the center protruding upwards, a support ring (51) is arranged in the center of the communicating backflow plate (4), a plurality of overflow grooves (52) are formed in the outer side of the support flow guide plate (5), and a plurality of overflow grooves (52) are arranged around the circumference of the central axis of the support flow guide plate (5).
2. The biogas dewatering system for agricultural waste power generation according to claim 1, wherein: the utility model discloses a dewatering tank, including dewatering tank body (2), one side central authorities, the dewatering tank body (2) are provided with feeding bleeder pipe (21), the one side bottom of feeding bleeder pipe (21) is provided with fluid-discharge tube (22), the inside bottom of the dewatering tank body (2) is provided with slope slip table (23), slope slip table (23) to fluid-discharge tube (22) lopsidedness sets up downwards, bin outlet (24) have been seted up to dewatering tank body (2) top central authorities, feeding bleeder pipe (21) divide into feed inlet (25) and return opening (26), feeding bleeder pipe (21) with communicate between communicating pipe (31), feeding bleeder pipe (21) are used for to long-range knockout (3) feeding.
3. The biogas dewatering system for agricultural waste power generation according to claim 2, wherein: the three-way electromagnetic valve is characterized in that the steering reflux device (8) is composed of a three-way pipe (81), a reflux pipe (82), a humidity sensor (83), a three-way electromagnetic valve (84) and a controller (85), the bottom end of the three-way pipe (81) is communicated with the discharge port (24), the top end of the three-way pipe (81) is communicated with the desulfurization tank (9), the left side of the three-way pipe (81) is communicated with the reflux pipe (82), the bottom end of the reflux pipe (82) is communicated with the reflux port (26), the humidity sensor (83) is arranged at the bottom end inside the three-way pipe (81), the three-way electromagnetic valve (84) is used for controlling the flow direction of air in the three-way pipe (81), the controller (85) is used for receiving a humidity signal transmitted by the humidity sensor (83), and the controller (85) controls the three-way electromagnetic valve (84) according to the humidity signal.
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| TW200801405A (en) * | 2006-06-23 | 2008-01-01 | Ind Tech Res Inst | Dehumidifying wheel replacing device of rotary dehumidifier |
| CN107384493A (en) * | 2017-08-21 | 2017-11-24 | 江苏卓达信息科技有限公司 | The dehydration device of liquefied natural gas (LNG) production |
| CN207356723U (en) * | 2017-10-25 | 2018-05-15 | 天津市绿通环保工程设备开发有限公司 | A kind of efficient centrifugal demister |
| CN207734657U (en) * | 2017-12-21 | 2018-08-17 | 辽宁瑞邦石油技术发展有限公司 | A kind of high efficient gas and liquid separator |
| CN109806673A (en) * | 2019-03-06 | 2019-05-28 | 中国石油大学(北京) | A kind of gas-liquid separation device for gas defoaming |
| CN210674776U (en) * | 2019-10-11 | 2020-06-05 | 河南森洁过滤设备有限公司 | Novel industrial filter |
| CN210645494U (en) * | 2020-01-03 | 2020-06-02 | 新疆中测测试有限责任公司 | Gas-water separation device of portable automatic flue gas analyzer |
| CN111218314B (en) * | 2020-02-12 | 2021-05-25 | 简胜坚 | Biogas dehydration device for agricultural garbage power generation |
| CN212700919U (en) * | 2020-05-22 | 2021-03-16 | 重庆开山流体机械有限公司 | Dewatering separation tank |
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Effective date of registration: 20230911 Address after: No. 008 Industrial Park, Sunsi Town, Chengwu County, Heze City, Shandong Province, 274000 Patentee after: Shandong Zhongrun biomass energy Co.,Ltd. Address before: 362000 e-commerce Park jq394, Qianyuan village, Luoyang Town, Taiwan investment zone, Quanzhou City, Fujian Province Patentee before: Quanzhou Taishang investment zone haiyada New Material Co.,Ltd. |