CN103205358A - Civil biogas generator - Google Patents
Civil biogas generator Download PDFInfo
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- CN103205358A CN103205358A CN2013101008453A CN201310100845A CN103205358A CN 103205358 A CN103205358 A CN 103205358A CN 2013101008453 A CN2013101008453 A CN 2013101008453A CN 201310100845 A CN201310100845 A CN 201310100845A CN 103205358 A CN103205358 A CN 103205358A
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- sweathouse
- thermal insulation
- pipe
- insulation layer
- vertical shaft
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- 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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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/18—Open ponds; Greenhouse type or underground installations
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/50—Means for positioning or orientating the apparatus
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/59—Biological synthesis; Biological purification
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- Oil, Petroleum & Natural Gas (AREA)
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- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a biogas generator which comprises an underground vertical shaft, a downhole fermentation chamber and a gas collector communicated with the fermentation chamber and is characterized in that the biogas generator further comprises a solar water heater which is disposed above the shaft and used for providing circulating water for a thermal insulation pipe, the fermentation chamber can be driven by a lifting mechanism to move up and down in the vertical shaft, a discharge outlet, a feed inlet and a gas generating pipe are arranged on the fermentation chamber, the fermentation chamber is disposed in a thermal insulation layer, and the thermal insulation pipe is disposed between the thermal insulation layer and the fermentation chamber. By the biogas generator, the problems such as poor thermal insulation effect, high energy consumption and low gas generation rate in the prior art are solved. Solar energy is fully utilized to heat fermentation liquids, effective heating and thermal insulation technologies are used, and the biogas requirements for China's northern areas in winter can be met.
Description
Technical field
The invention belongs to environment protection and renewable energy source domain, is a kind of civil methane generating unit specifically.
Background technology
Biogas is the renewable energy source that produces by organism (feces of livestock and poultry, stalk, organic waste etc.) fermentation, and it applies the system ensemble that becomes a multiple benefit such as energy collecting source, ecology and environmental protection.Not only save a large amount of traditional energies, and made a large amount of organic waste obtain effective utilization, purified environment, had profound significance at aspect such as develop eco-agriculture.
Well-known, temperature is the principal element that influences the factor of created gase of biogas, and optimum fermentation temp is generally 25 ~ 45 ℃.Fermentor tank is generally built in underground, and the outside utilizes faggot to cover.But the northern China winter weather cold is when temperature is minimum even can reach-40 ℃.Traditional heat preserving method effect is unsatisfactory, and gas production rate sharply reduces, and nearly 4 months time in winter can not normally be moved basically.As not taking certain measure, then be difficult to guarantee higher factor of created gase, even can't aerogenesis.For addressing this problem, generally reduce preventing that temperature from descending by the concentration that improves the biogas fermentation material.But problems such as it is difficult to exist material to discharge under the high density condition, and labour intensity is big, it is big to implement difficulty.Also can improve the temperature of fermentor tank by electrically heated method, but heat the big and poor effect of power consumption, be unfavorable for save energy.For solving the technical problem that exists in present China production and use of marsh gas engineering, demand a kind of high insulating effect, energy consumption is low, factor of created gase is high civil methane generating unit urgently.
Summary of the invention
The purpose of this invention is to provide a kind of civil methane generating unit, problem such as heat insulation effect is poor to solve in the prior art, energy consumption height, factor of created gase are low.Make it take full advantage of sun power and come for fermented feed liquid heats, adopt the most effective temperature raising and maintaining technical measures, satisfy the northern area of China winter for the demand of biogas.
The objective of the invention is to be achieved through the following technical solutions: it comprises the vertical shaft that is arranged under the ground level, be arranged on the sweathouse of down-hole, the air collector that is connected with sweathouse, biogas pipe between air collector and the sweathouse top is provided with high-pressure pump, it is characterized in that: described civil methane generating unit also comprises and is arranged on the aboveground solar water heater that heat recirculated water is provided for insulating pipe; Sweathouse can be in vertical shaft drives lifting by hoisting appliance, and hoisting appliance comprises the drive-motor, the speed reduction unit that are arranged on the down-hole, is installed in the screw rod on the speed reduction unit, and screw rod is perpendicular to the ground, and sweathouse is provided with the otic placode that is screwed onto on the screw rod; The sweathouse lower sidewall is provided with discharge gate, and the sweathouse top is provided with charging opening and biogas pipe; Sweathouse is provided with thermal insulation layer outward, is provided with the insulating pipe that is connected with heat recirculated water between thermal insulation layer and the sweathouse; Be provided with in the sweathouse for the temperature sensor of monitoring leavening temperature with for the pressure transmitter of monitoring the sweathouse internal pressure;
Vertically be provided with the guide path for the spacing sweathouse of level in the vertical shaft; Be provided with interchanger and constant temperature water tank between solar water heater and the sweathouse insulating pipe, form hot water circulation between constant temperature water tank and the sweathouse insulating pipe; Form the heat exchange circulation between interchanger and the solar water heater; Interchanger also links to each other with hot well tank; Hot well tank and constant temperature water tank are provided with temperature sensor;
Air collector is provided with reducing valve, house lead in gas line in parallel on the reducing valve; Sweathouse is rectangular parallelepiped, be provided with cavity structure between sweathouse bottom and the thermal insulation layer, the front and back of sweathouse and/or the left and right sides are dentalation, and insulating pipe is made up of some U-shaped pipes and hot water house steward, U-shaped pipe is arranged on both sides and is arranged in the dentalation, and U-shaped pipe bottom is positioned at cavity structure.
Described vertical shaft inwall is provided with thermal insulation layer.
Described charging opening is provided with the reinforced stirring rake that intermittently rotates.
Be connected with on the described discharge gate for what the waste material that will ferment went out and take out pulp pump.
Beneficial effect of the present invention is as follows: sweathouse is arranged in the vertical shaft insulation construction, has improved effect of heat insulation, avoided the loss of fermentation heat; Temperature by interior between magnetic valve and temperature control unit monitor fermentation has guaranteed factor of created gase; Sweathouse is socketed in the thermal insulation layer, is provided with the insulating pipe that is connected with heat recirculated water between sweathouse and the thermal insulation layer; Sweathouse is designed to the rectangular structure that side is dentalation, and insulating pipe is arranged in the dentalation, Stability Analysis of Structures not only, the heat exchange efficiency height, low production cost, easy to maintenance; Heat recirculated water all comes from solar water heater, has taken full advantage of green energy resource, and has reached heat insulation effect, has guaranteed factor of created gase; Adopt hoisting appliance to drive the sweathouse lifting, adopt hoisting appliance sweathouse can be placed lowly more depths, improved heat insulation effect; Charging opening is provided with the reinforced stirring rake that intermittently rotates, and when adding fermentation materials, stirring rake intermittently rotates the material mixing at every turn, after behind reinforced the end stirring rake being pulled down sweathouse is sealed; Be provided with the domatic structure with fermentation waste material guiding discharge gate in the sweathouse, more convenient when discharging waste material; Be provided with in the vertical shaft for the guide path that improves hoisting appliance stability, the outer otic placode of sweathouse just is positioned at the U-shaped guide path, and guide path is spacing with the sweathouse level, and that avoids sweathouse to rise too high causing rocks, and makes lifting more steady; When changing material, but the lingering section waste material has been preserved the last time part zymophyte of fermenting process, thereby has not been hindered the fermentation efficiency of New Development ferment process; Domatic structure also is convenient to the daily cleaning of sweathouse, and is easy to use; The screw rod rotation of hoisting appliance by being driven by drive-motor and speed reduction unit drives the sweathouse lifting that is screwed onto on the screw rod, and be simple in structure, convenient efficient; Constant temperature water tank provides temperature lower tap water by waterworks, spends height and lowers the temperature problem slowly to prevent the water oven temperature.
Below in conjunction with accompanying drawing and by example the present invention is described in further detail, but following example only is the present invention's example wherein that do not represent the rights protection scope that the present invention limits, the scope of the present invention is as the criterion with claims.
Description of drawings
The structural representation sketch of each several part annexation when Fig. 1 is sweathouse fermentation state of the present invention;
Structural representation sketch when Fig. 2 is sweathouse discharge of the present invention;
Fig. 3 is sweathouse plan structure simplified schematic diagram of the present invention;
Fig. 4 is that Fig. 3 is along the sectional structure simplified schematic diagram of A-A line;
Fig. 5 is a kind of surface structure simplified schematic diagram that has the sweathouse of insulating pipe of the present invention;
Fig. 6 looks up the structural representation sketch for Fig. 5's;
Fig. 7 is the perspective structure simplified schematic diagram of Fig. 5;
Fig. 8 is principle of work simplified schematic diagram of the present invention;
Fig. 9 is heat energy circulation theory simplified schematic diagram of the present invention.
Main nomenclature in the accompanying drawing: 1 solar water heater, 2 air collectors, 3 high-pressure pump, 4 screw rods, 5 drive-motor, 6 sweathouses, 7 guide paths, 8 vertical shafts, 9 insulating pipes, 10 water inlet pipes, 11 thermal insulation layers, 12 rising pipes, 13 charging openings, 14 biogas pipes, 15 otic placodes, 16 discharge gates.
Embodiment
The present invention will be described in detail according to Fig. 1 to Fig. 9.A kind of civil methane generating unit of the present invention, it comprises the vertical shaft 8 that is arranged under the ground level, is arranged on the sweathouse 6 of down-hole, the air collector 2 that is connected with sweathouse, biogas pipe 14 between air collector 2 and sweathouse 6 tops is provided with high-pressure pump 3, and the vertical shaft inwall is provided with thermal insulation layer.Sweathouse is provided with pressure transmitter, and when pressure reaches when setting numerical value, high-pressure pump starts, will sweathouse 6 in (the sweathouse lid is expression in the drawings) biogas compression back of producing import in the air collector 2.Avoided the too high security incident that causes of sweathouse internal pressure.Air collector is provided with reducing valve, just can be used for daily life after the LMG (liquid marsh gas) decompression in it.Simultaneously at sweathouse temperature sensor is set, real-time monitor fermentation temperature is in order to adjust the water temperature of constant temperature water tank.
The civil methane generating unit of present embodiment also comprises and is arranged on the aboveground solar water heater that heat recirculated water is provided for insulating pipe 9.Be provided with interchanger and constant temperature water tank between solar water heater and the sweathouse insulating pipe, form hot water circulation between constant temperature water tank and the sweathouse insulating pipe.Form the heat exchange circulation between interchanger and the solar water heater.Interchanger also links to each other with hot well tank, and hot well tank links to each other with the daily water consumption system, and the daily water consumption system also can have water charging system to provide temperature lower tap water.This moment can be by manually the water in the hot well tank being adjusted to suitable temperature, to satisfy the needs of daily life.Hot well tank and constant temperature water tank are provided with temperature sensor, control the top temperature of hot well tank and the optimum fermentation temp of constant temperature water tank (25 ~ 45 ℃) simultaneously.Constant temperature water tank provides temperature lower tap water by waterworks, spends height and lowers the temperature problem (as shown in Figure 9) slowly to prevent the water oven temperature.
Sweathouse 6 can drive lifting by hoisting appliance in vertical shaft, the hoisting appliance of present embodiment comprises four drive-motor 5, four speed reduction units that link to each other with drive-motor that are arranged on the down-hole and is installed in screw rod 4 on the speed reduction unit, screw rod 4 is perpendicular to the ground, and sweathouse is provided with the otic placode 15 that is screwed onto on the screw rod.Be provided with 4 guide paths corresponding with otic placode 7 in the vertical shaft, guide path 7 cross sections become U-shaped, and guide path arranges perpendicular to ground, and the otic placode on the sweathouse just is positioned at the U-shaped guide path.The drive-motor running drives screw rod 4 rotations, drives the otic placode lifting that is screwed onto on the screw rod.Sweathouse is provided with the discharge gate 16 that is positioned at the sweathouse side, is positioned at fermentation with top charging opening 13 and biogas pipe 14.Be socketed with thermal insulation layer 11 outside the sweathouse 6, be provided with the insulating pipe 9 that is connected with heat recirculated water between thermal insulation layer 11 and the sweathouse 6, insulating pipe is made up of some U-shaped pipes and hot water house steward (water inlet pipe 10 and rising pipe 12).Sweathouse and thermal insulation layer are rectangular structure, are provided with cavity structure between sweathouse 6 bottoms and the thermal insulation layer 11, and sweathouse 6 both sides are designed to dentalation, and U-shaped pipe is arranged on both sides and is arranged in the dentalation, and U-shaped pipe bottom is positioned at cavity structure.The sweathouse bottom is provided with the domatic structure for the back waste material guiding discharge gate that will ferment.
Wherein, be used for to connect between biogas pipe and the high-pressure pump, all adopt corrugated tube between insulating pipe and the solar water heater, cause the rodding fracture to prevent the sweathouse lifting.
Discharge and fill material: sweathouse drives sweathouse by hoisting appliance and rises, and the sweathouse discharge gate with after the waste recovery jar links to each other, is opened the discharge gate valve, waste material under the self gravitation effect by domatic guiding discharge gate discharge.As material too much or under the situation that is difficult for discharging, can during increase and take out pulp pump, discharge efficient to improve.After discharge finishes, close blow-off valve, add fermented organic (as stalk, ight soil etc.) from charging opening to sweathouse, charging opening is provided with the reinforced stirring rake that intermittently rotates, stir while feeding in raw material, stirring rake intermittently rotates the material mixing, after behind reinforced the end stirring rake being pulled down sweathouse is sealed.The control hoisting appliance falls into the down-hole with sweathouse.And seal the well head (not shown) with insulation cover.
Claims (4)
1. civil methane generating unit, it comprises the vertical shaft that is arranged under the ground level, be arranged on the sweathouse of down-hole, the air collector that is connected with sweathouse, biogas pipe between air collector and the sweathouse top is provided with high-pressure pump, it is characterized in that: described civil methane generating unit also comprises and is arranged on the aboveground solar water heater that heat recirculated water is provided for insulating pipe; Sweathouse can be in vertical shaft drives lifting by hoisting appliance, and hoisting appliance comprises the drive-motor, the speed reduction unit that are arranged on the down-hole, is installed in the screw rod on the speed reduction unit, and screw rod is perpendicular to the ground, and sweathouse is provided with the otic placode that is screwed onto on the screw rod; The sweathouse lower sidewall is provided with discharge gate, and the sweathouse top is provided with charging opening and biogas pipe; Sweathouse is provided with thermal insulation layer outward, is provided with the insulating pipe that is connected with heat recirculated water between thermal insulation layer and the sweathouse; Be provided with in the sweathouse for the temperature sensor of monitoring leavening temperature with for the pressure transmitter of monitoring the sweathouse internal pressure;
Vertically be provided with the guide path for the spacing sweathouse of level in the vertical shaft; Be provided with interchanger and constant temperature water tank between solar water heater and the sweathouse insulating pipe, form hot water circulation between constant temperature water tank and the sweathouse insulating pipe; Form the heat exchange circulation between interchanger and the solar water heater; Interchanger also links to each other with hot well tank; Hot well tank and constant temperature water tank are provided with temperature sensor;
Air collector is provided with reducing valve, house lead in gas line in parallel on the reducing valve; Sweathouse is rectangular parallelepiped, be provided with cavity structure between sweathouse bottom and the thermal insulation layer, the front and back of sweathouse and/or the left and right sides are dentalation, and insulating pipe is made up of some U-shaped pipes and hot water house steward, U-shaped pipe is arranged on both sides and is arranged in the dentalation, and U-shaped pipe bottom is positioned at cavity structure.
2. civil methane generating unit according to claim 1, it is characterized in that: described vertical shaft inwall is provided with thermal insulation layer.
3. civil methane generating unit according to claim 1 is characterized in that: described charging opening is provided with the reinforced stirring rake that intermittently rotates.
4. civil methane generating unit according to claim 1 is characterized in that: be connected with on the described discharge gate for what the waste material that will ferment went out and take out pulp pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101008453A CN103205358A (en) | 2013-03-27 | 2013-03-27 | Civil biogas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101008453A CN103205358A (en) | 2013-03-27 | 2013-03-27 | Civil biogas generator |
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| CN103205358A true CN103205358A (en) | 2013-07-17 |
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| CN2013101008453A Pending CN103205358A (en) | 2013-03-27 | 2013-03-27 | Civil biogas generator |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58127045A (en) * | 1981-04-16 | 1983-07-28 | Minoru Radiator Shokai:Kk | Heat exchanger using method of composite utilization of solar heat, geotherm and fermentation heat |
| CN2937082Y (en) * | 2006-08-07 | 2007-08-22 | 李开勇 | Screw jack |
| CN101294134A (en) * | 2008-06-23 | 2008-10-29 | 哈尔滨工业大学 | Full water freezen protection system of solar biogas generating pit in sharp frost area |
| CN101665760A (en) * | 2009-08-17 | 2010-03-10 | 王建平 | Movable type solar high-temperature high-efficiency methane generator device |
| CN201883091U (en) * | 2009-09-15 | 2011-06-29 | 王建平 | Solar energy methane generator |
| CN201962283U (en) * | 2011-04-06 | 2011-09-07 | 昆明天开农业设施有限公司 | Solar kitchen garbage processing system |
| CN202643686U (en) * | 2012-02-29 | 2013-01-02 | 方青海 | Semi-underground solar anaerobic fermenter in sun shed |
| CN203128561U (en) * | 2013-03-27 | 2013-08-14 | 冯忠一 | Civil methane generation device |
-
2013
- 2013-03-27 CN CN2013101008453A patent/CN103205358A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58127045A (en) * | 1981-04-16 | 1983-07-28 | Minoru Radiator Shokai:Kk | Heat exchanger using method of composite utilization of solar heat, geotherm and fermentation heat |
| CN2937082Y (en) * | 2006-08-07 | 2007-08-22 | 李开勇 | Screw jack |
| CN101294134A (en) * | 2008-06-23 | 2008-10-29 | 哈尔滨工业大学 | Full water freezen protection system of solar biogas generating pit in sharp frost area |
| CN101665760A (en) * | 2009-08-17 | 2010-03-10 | 王建平 | Movable type solar high-temperature high-efficiency methane generator device |
| CN201883091U (en) * | 2009-09-15 | 2011-06-29 | 王建平 | Solar energy methane generator |
| CN201962283U (en) * | 2011-04-06 | 2011-09-07 | 昆明天开农业设施有限公司 | Solar kitchen garbage processing system |
| CN202643686U (en) * | 2012-02-29 | 2013-01-02 | 方青海 | Semi-underground solar anaerobic fermenter in sun shed |
| CN203128561U (en) * | 2013-03-27 | 2013-08-14 | 冯忠一 | Civil methane generation device |
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Application publication date: 20130717 |