CN101693869A - Wind-solar complementary anaerobic fermentation temperature increase heat-insulation device and method thereof - Google Patents
Wind-solar complementary anaerobic fermentation temperature increase heat-insulation device and method thereof Download PDFInfo
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- CN101693869A CN101693869A CN200910236376A CN200910236376A CN101693869A CN 101693869 A CN101693869 A CN 101693869A CN 200910236376 A CN200910236376 A CN 200910236376A CN 200910236376 A CN200910236376 A CN 200910236376A CN 101693869 A CN101693869 A CN 101693869A
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- 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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Abstract
A wind-solar complementary anaerobic fermentation temperature increase heat-insulation device comprises a power supply system and a fermentation sealing tank, wherein the power supply system is composed of a wind-power generator, a solar cell array and a battery, which are respectively connected with a charging controller, the charging controller is connected with an electric heating furnace tube, and a water inlet pipe, a water outlet pipe, a water exhaust pipe, a water return pipe and an air pipe are arranged on the electric heating furnace tube, the inner portion of the fermentation sealing tank is a fermentation pool, the bottom of the fermentation sealing tank is provided with a bottom circulating pipe, one end of the bottom circulating pipe is connected with the water outlet pipe of the electric heating furnace tube, the inner upper portion of the fermentation sealing tank is provided with an upper circulating pipe which is connected with the water return pipe of the electric heating furnace tube with the other end, the fermentation sealing tank is provided with a feed inlet and a discharging hole, and the feed inlet and the discharge hole are both provided with sealing covers. The invention can be used for anaerobic fermentation temperature increase and heat-insulation, and has the characteristics of wind-solar resources complementation, higher resource availability ratio, lower cost, long service life, simple control and stable temperature increase and heat-insulation.
Description
Technical field
The invention belongs to the biogas production technical field, relate to a kind of wind-solar complementary anaerobic fermentation temperature raising and maintaining device particularly.
The invention still further relates to a kind of method of utilizing said apparatus to carry out the anaerobically fermenting temperature raising and maintaining.
Background technology
Biogas fermentation is a microbiological process.Crop material, human and animal excreta and various organism under anaerobic, the fermentative action by the biogas microorganism changes into biogas.Biogas fermentation needs temperature control.
Biogas fermentation can carry out in the temperature range comparatively widely, can both aerogenesis in 4-65 ℃ of scope.Biogas fermentation and temperature have substantial connection, and in general, the fermented liquid temperature just can be fermented as long as other conditions reach requirement such as potential of hydrogen is suitable, the biogas fermentation bacterium is more about 10 ℃ in the pond, produces biogas.Within the specific limits (15-40 ℃) along with the increasing of temperature, gas production rate and factor of created gase all increase accordingly.Although fermented when temperature is 10 ℃ 90 days, its factor of created gase has only 30 ℃ of fermentations 59% in the time of 27 days.
Roediger (1976) Fei Fo (JohnT.pfefter) etc. and other many scholars point out after systematically having studied the influence of temperature to the generation of different material biogas fermentation, if temperature is between 30-60 ℃, biogas fermentation every day gas producing efficiency and every day lifting capacity be not to be proportionate with increasing of temperature.But the peak of two aerogenesis has appearred within this scope.A peak is about 37 ℃, and another are about 52 ℃.The former is mesophilic digestion, and the latter is thermophilic fermentation.Say that briefly a peak is between 30-40 ℃, another peak is between 50-60 ℃.In these two optimum leavening temperatures, be that two different microbe groups participation effects are arranged.Wherein, temperature fermentation and thermophilic fermentation are compared, and the latter can treatable organism amount in volumetrical fermenting container necessarily and the high 2-2.5 of gas yield times than the former.
As seen temperature is one of key factor that influences anaerobic fermentation tolerance.The northern China winter temperature is low, and methane-generating pit can't normally ferment, the extremely low even stopping production of factor of created gase.
Summary of the invention
The purpose of this invention is to provide a kind of wind-solar complementary anaerobic fermentation temperature raising and maintaining device.
Another purpose of the present invention is to provide a kind of method of utilizing said apparatus to carry out the anaerobically fermenting temperature raising and maintaining.
For achieving the above object, wind-solar complementary anaerobic fermentation temperature raising and maintaining device provided by the invention mainly comprises:
One power supply system is made up of wind-driven generator, solar battery array and store battery, and wind-driven generator, solar battery array and store battery are connected to charge controller respectively;
Charge controller connects an electrothermal oven tube, and the electrothermal oven tube is provided with a water inlet pipe, a rising pipe and a return water pipe;
One fermentation sealed can, its inside is a fermentation vat, is provided with the bottom circulation tube in the bottom of fermentation sealed can, an end of bottom circulation tube connects the rising pipe of electrothermal oven tube;
Top in the fermentation sealed can is provided with the upper strata circulation tube, and the upper strata circulation tube is connected the return water pipe of electrothermal oven tube with the other end;
The fermentation sealed can is provided with opening for feed and discharge port, is equipped with sealing cover in the opening for feed and in the discharge port.
Electrothermal oven tube of the present invention, water inlet pipe can be installed in the top of electrothermal oven tube, and rising pipe and return water pipe can be installed in the bottom of electrothermal oven tube, and rising pipe and return water pipe are separately positioned on the both sides of electrothermal oven tube.
On the return water pipe of electrothermal oven tube of the present invention recycle pump is installed.
Provided by the inventionly utilize above-mentioned wind-solar complementary anaerobic fermentation temperature raising and maintaining device to carry out the method for anaerobically fermenting temperature raising and maintaining, be the heating of electrothermal oven tube with power supply system, intake in the electrothermal oven tube by water inlet pipe, heated hot water is by recycle pump control water flow velocity equalization stable, and the bottom circulation tube of sealed can and upper strata circulation tube are that fermentation vat carries out thermostatically heating by fermentation; When arriving preset temp, the charge controller outage, the electrothermal oven tube stops heating, and recycle pump stops action.
Wind-solar complementary anaerobic fermentation temperature raising and maintaining apparatus and method provided by the invention, utilize the natural complementarity of wind energy and sun power, as sun power abundance on daytime, evening the wind energy abundance: sun in summer can be sufficient winter the wind energy abundance, the consumption of store battery in the system be can significantly reduce, thereby the economy and the reliability of operation of system improved.In areas such as NORTHWEST CHINA, North China, wind energy and solar energy resources have complementarity, winter and spring wind-force is big, two season of autumn in summer, solar radiation was strong, therefore, employing wind energy/sun power complementary power generation system can overcome wind energy well and sun power provides the randomness of energy, intermittent shortcoming, realizes uninterrupted power supply.
Wind-solar complementary anaerobic fermentation temperature raising and maintaining technology has honourable resource complementation in sum, resource utilization is higher, cost is lower, long service life, control is simple, temperature raising and maintaining is stable characteristics.
Description of drawings
Fig. 1 is the structural representation of wind-solar complementary anaerobic fermentation temperature raising and maintaining device of the present invention.
Main mark symbol in the accompanying drawing
1 wind power generation system; 2 sun power solar battery arrays; 3 charge controllers; 4 store batteries; 5 electrothermal oven tubes; 6 rising pipes; 7 weather gages; 8 pneumatic tubes; 9 fermentation system sealed cans; 10 discharge ports; 11 bottom circulation tubes; 12 opening for feeds; 13 upper strata circulation tubes; 14 return water pipes; 15 vacuum breaker; 16 recycle pumps; 17 water shoot valves; 18 water shoots; 19 water inlet pipes; 20 power port head straight for the pass; 21 opening for feed top cover labyrinths; 22 opening for feed lower sealing cover; 23 opening for feed circulation tubes; 24 discharge port lower sealing cover; 25 discharge port top cover labyrinths.
Embodiment
The technical problem to be solved in the present invention is: provide a kind of have honourable resource complementation is arranged, resource utilization is higher, cost is lower, long service life, control is simple, temperature raising and maintaining is stable heating technique.
For solving the above-mentioned the technical solution used in the present invention of asking be: wind-solar complementary anaerobic fermentation temperature raising and maintaining technology is characterized in that: comprise wind and light generating system, heating system and anaerobic fermentation tank are formed.Wherein wind and light generating system mainly comprises aerogenerator 1, solar battery array 2, charge controller 3 and store battery 4 compositions.Heating system mainly comprises electrothermal oven tube, bottom circulation tube 11, upper strata circulation tube 13, opening for feed circulation tube 23, water inlet pipe 19, return water pipe 14, vacuum breaker 15 and recycle pump 16 compositions.Opening for feed top cover labyrinth 21 and opening for feed lower sealing cover 22 and opening for feed 12 are formed the fermentation vat feed system.Discharge port 10, discharge port lower sealing cover 24 are formed fermentation vat with discharge nozzle top cover labyrinth 25 and are formed the fermentation vat discharge system.Capping 22 under fermentation system sealed can 10, opening for feed upper cover 21 and the opening for feed, discharge port lower sealing cover 24 and discharge nozzle top cover labyrinth 25 are formed the tightness system of fermentation systems.Weather gage 7 and pneumatic tube 8 are formed the anaerobically fermenting gas transmission system.Anaerobic fermentation system provides the biogas resource by pneumatic tube 8 outside gas transmissions.Methane waste liquor is discharged along water shoot 18 by the unlatching of control water shoot valve 17.Head straight for the open and close of closing 20 control electrothermal oven tubes 5 by electrothermal tube.Fill cycle pipe 23 is used to heat feeding temperature, guarantees temperature constant of anaerobically fermenting.
Aerogenerator 1 connects charge controller 3.Solar cell array connects charge controller 3.Charge controller 3 connects store battery 4.Charge controller 4 connects electrothermal oven tube 5.Electrothermal oven tube 5 connects rising pipe 6.Weather gage 7 connects pneumatic tube 8.Pneumatic tube 8 connects electrothermal oven tube 5.Return water pipe 14 connects electrothermal oven tube 5.Water circulating pump 16 connects return water pipe 14.Return water pipe 14 connects vacuum breaker 14, and water shoot 18 connects water shoot valve 17, and water shoot 18 connects electrothermal oven tube 5.Power control switch 20 connects electrothermal oven tube 5.
The electrothermal oven tube can be that aerogenerator and sun power electroplax directly drive, and can also drive with battery power.
The present invention is operation like this:
When system water temperature was lower than 30 ℃, power supply system began to be 5 heating of electrothermal oven tube, and the valve open of water inlet pipe 19 begins water inlet simultaneously, and hot water flow through under the effect of pressure bottom circulation tube 11, upper strata circulation tube 13 are for fermentation vat carries out thermostatically heating.Recycle pump starts simultaneously, guarantees the water flow velocity equalization stable.When sun power is sufficient, preferentially use solar electrical energy generation drive electrothermal oven with, if night or solar irradiation more weak season, charge controller starts the wind energy power supply.When sun power or the equal deficiency of wind energy, start battery power this moment.
When system water temperature was lower than 30 ℃, power supply system began to be 5 heating of electrothermal oven tube, and the valve open of water inlet pipe 19 begins water inlet simultaneously, and hot water flow through under the effect of pressure bottom circulation tube 11, upper strata circulation tube 13 are for fermentation vat carries out thermostatically heating.Recycle pump starts simultaneously, guarantees the water flow velocity equalization stable.When the fermentation system temperature-stable at 50 ℃, recycle pump 16 cuts out, the valve closes of water inlet pipe 19, charge controller 3 outages simultaneously, electrothermal oven tube 5 is out of service.
Claims (7)
1. wind-solar complementary anaerobic fermentation temperature raising and maintaining device mainly comprises:
One power supply system is made up of wind-driven generator, solar battery array and store battery, and wind-driven generator, solar battery array and store battery are connected to charge controller respectively;
Charge controller connects an electrothermal oven tube, and the electrothermal oven tube is provided with water inlet pipe, rising pipe, water shoot, return water pipe and pneumatic tube;
One fermentation sealed can, its inside is a fermentation vat, is provided with the bottom circulation tube in the bottom of fermentation sealed can, an end of bottom circulation tube connects the rising pipe of electrothermal oven tube;
Top in the fermentation sealed can is provided with the upper strata circulation tube, and the upper strata circulation tube is connected the return water pipe of electrothermal oven tube with the other end;
The fermentation sealed can is provided with opening for feed and discharge port, is equipped with sealing cover in the opening for feed and in the discharge port.
2. wind-solar complementary anaerobic fermentation temperature raising and maintaining device according to claim 1, wherein, the top of electrothermal oven tube connects water inlet pipe, and the bottom connects rising pipe and return water pipe.
3. wind-solar complementary anaerobic fermentation temperature raising and maintaining device according to claim 1 and 2, wherein, rising pipe and return water pipe are separately positioned on the both sides of electrothermal oven tube.
4. wind-solar complementary anaerobic fermentation temperature raising and maintaining device according to claim 1 wherein, is equipped with recycle pump on the return water pipe of electrothermal oven tube.
5. method of utilizing the described wind-solar complementary anaerobic fermentation temperature raising and maintaining of claim 1 device to carry out the anaerobically fermenting temperature raising and maintaining, power supply system is the heating of electrothermal oven tube, intake in the electrothermal oven tube by water inlet pipe, the heated hot water bottom circulation tube of sealed can and upper strata circulation tube by fermentation is that fermentation vat is when carrying out thermostatically heating to preset temp, the charge controller outage, the electrothermal oven tube stops heating.
6. method according to claim 5, wherein, the heated hot water bottom circulation tube of sealed can and upper strata circulation tube by fermentation is a fermentation vat when carrying out thermostatically heating to preset temp, is by recycle pump control water flow velocity equalization stable.
7. according to claim 5 or 6 described methods, wherein, thermostatically heating is during to preset temp, and recycle pump stops action.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910236376A CN101693869A (en) | 2009-10-21 | 2009-10-21 | Wind-solar complementary anaerobic fermentation temperature increase heat-insulation device and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910236376A CN101693869A (en) | 2009-10-21 | 2009-10-21 | Wind-solar complementary anaerobic fermentation temperature increase heat-insulation device and method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191168A (en) * | 2011-03-21 | 2011-09-21 | 山东省科学院能源研究所 | Wind stirring and heating type anaerobic fermentation tank |
| CN102570572A (en) * | 2012-01-18 | 2012-07-11 | 贵州大学 | Wind-light-gas complementary energy supply method and device |
| CN105400683A (en) * | 2015-11-16 | 2016-03-16 | 蒋安为 | Synergistic system of self-generating methane tank |
| CN105805944A (en) * | 2016-05-18 | 2016-07-27 | 无锡市翱宇特新科技发展有限公司 | Photovoltaic heat supply system of solid fermentation machine |
| CN112759444A (en) * | 2021-03-24 | 2021-05-07 | 河北培根生物科技有限公司 | Be applied to fermenting installation of bio-organic fertilizer preparation |
-
2009
- 2009-10-21 CN CN200910236376A patent/CN101693869A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102191168A (en) * | 2011-03-21 | 2011-09-21 | 山东省科学院能源研究所 | Wind stirring and heating type anaerobic fermentation tank |
| CN102570572A (en) * | 2012-01-18 | 2012-07-11 | 贵州大学 | Wind-light-gas complementary energy supply method and device |
| CN105400683A (en) * | 2015-11-16 | 2016-03-16 | 蒋安为 | Synergistic system of self-generating methane tank |
| CN105805944A (en) * | 2016-05-18 | 2016-07-27 | 无锡市翱宇特新科技发展有限公司 | Photovoltaic heat supply system of solid fermentation machine |
| CN112759444A (en) * | 2021-03-24 | 2021-05-07 | 河北培根生物科技有限公司 | Be applied to fermenting installation of bio-organic fertilizer preparation |
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Application publication date: 20100414 |