CN202730116U - Multi-energy coupling system for producing biogas by renewable energy - Google Patents
Multi-energy coupling system for producing biogas by renewable energy Download PDFInfo
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- CN202730116U CN202730116U CN2012202400984U CN201220240098U CN202730116U CN 202730116 U CN202730116 U CN 202730116U CN 2012202400984 U CN2012202400984 U CN 2012202400984U CN 201220240098 U CN201220240098 U CN 201220240098U CN 202730116 U CN202730116 U CN 202730116U
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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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- 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
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- 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
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- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/40—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pressure
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a multi-energy coupling system for producing biogas from renewable energy. The multi-energy coupling system comprises a solar thermal power generation system, a biomass raw material pretreatment system, a biogas fermentation system, an afterheat utilization system and a fuel automatic control and injection system, wherein a heat exchanger (3) in the solar thermal power generation system is respectively connected with a compressor (1) and a gas turbine (2); a stirring machine (12) in the biomass raw material pretreatment system is connected with a power generator (7); exhaust gas in the afterheat utilization system can be exhausted via a solar heat gathering device (4), the gas turbine (2), the heat exchanger (3) and a silencer (6); and a fire arrestor (16) in the fuel automatic control and injection system is connected with a combustion chamber (5), and a temperature indication and control instrument is connected with a pipeline between the heat gathering device (4) and the combustion chamber (5).
Description
Technical field
The utility model relates to biomass energy and solar energy composite utilizes system.
Background technology
[0002] fossil energy exhaustion and environment go from bad to worse and become long-term, the great bottleneck of restriction global economy and social development, will have influence on human survival condition future.In order to address this problem, want on the one hand the energy-conservation and science energy of Efforts To Develop, the development and utilization of renewable energy source must be accelerated in another aspect.Biogas more and more is subject to the extensive concern of countries in the world as a kind of cleaning, the efficient New Regenerated energy.But biogas fermentation is limited by temperature condition, aerogenesis no longer almost when the methane-generating pit temperature is lower than 10 ℃.At northern China cold district in winter, there is the phenomenon of " half a year use, half a year idle " in methane-generating pit, and methane-generating pit passes the winter on an empty stomach, cause a large amount of methane-generating pits bursting by freezing, scrap, cause huge financial loss.Simultaneously, the biomass pre-treatment also is the important step that affects anaerobic fermentation system steady running, improves factor of created gase and project benefit, and pre-treatment is to improve the stalk utilization ratio such as stalk, strengthens gas production rate, the effective means that shortens start time.
Summary of the invention
The purpose of this utility model provides a kind of renewable energy source producing methane system of multipotency coupling.
The utility model is a kind of renewable energy source producing methane system of multipotency coupling, biomass material 9 is by pulverizer 8, transfer roller 10 devices, enter in the anaeroic digestor 11, system sprays into system by solar heat power generation system, biomass material pretreatment system, methane fermentation system, bootstrap system and fuel automatic control and forms; Solar heat power generation system is comprised of compressor 1, internal combustion turbine 2, interchanger 3, solar energy collectors 4, combustion chamber 5, generator 7, and interchanger 3 links to each other with compressor 1, internal combustion turbine 2 respectively; The biomass material pretreatment system is comprised of generator 7, pulverizer 8, transfer roller 10; Methane fermentation system is comprised of biomass material 9, anaeroic digestor 11, stirrer 12, and stirrer 12 links to each other with generator 7; Bootstrap system is comprised of solar energy collectors 4, internal combustion turbine 2, interchanger 3, sourdine 6, and weary gas via solar energy collectors 4, internal combustion turbine 2, interchanger 3, sourdine 6 out; The fuel automatic control sprays into system and is comprised of anaeroic digestor 11, refining plant 13, stopping valve 14, buffer tank 15, variable valve 16 and spark arrester 17, spark arrester 16 links to each other with combustion chamber 5, and temperature indication and control instruments link to each other with pipeline between heat collector 4, the combustion chamber 5.
The beneficial effects of the utility model are, exploitation phosgene internal combustion turbine and solar energy heating are collaborative carries out efficient biomass pre-treatment integrated unit, and sun power is converted into electric energy by power set, is that mechanical energy is carried out the biomass pre-treatment by electric energy conversion, make it easy to fermentation, improve factor of created gase.Simultaneously, utilize the waste heat of sun power and internal combustion turbine to keep the methane-generating pit constant temperature, factor of created gase is significantly improved on the original basis, keep continuously, stablize air feed, provide multiple forms of energy to complement each other the energy-saving effect of energy synthesis cascade utilization to reach.
Description of drawings
Fig. 1 is system architecture synoptic diagram of the present utility model, and Reference numeral and corresponding name are called: compressor 1, internal combustion turbine 2, interchanger 3, solar energy collectors 4, combustion chamber 5, sourdine 6, generator 7, pulverizer 8, biomass material 9, transfer roller 10, anaeroic digestor 11, stirrer 12, refining plant 13, stopping valve 14, buffer tank 15, variable valve 16, spark arrester 17.
Embodiment
As shown in Figure 1, the utility model is a kind of renewable energy source producing methane system of multipotency coupling, biomass material 9 is by pulverizer 8, transfer roller 10 devices, enter in the anaeroic digestor 11, system sprays into system by solar heat power generation system, biomass material pretreatment system, methane fermentation system, bootstrap system and fuel automatic control and forms; Solar heat power generation system is comprised of compressor 1, internal combustion turbine 2, interchanger 3, solar energy collectors 4, combustion chamber 5, generator 7, and interchanger 3 links to each other with compressor 1, internal combustion turbine 2 respectively; The biomass material pretreatment system is comprised of generator 7, pulverizer 8, transfer roller 10; Methane fermentation system is comprised of biomass material 9, anaeroic digestor 11, stirrer 12, and stirrer 12 links to each other with generator 7; Bootstrap system is comprised of solar energy collectors 4, internal combustion turbine 2, interchanger 3, sourdine 6, and weary gas via solar energy collectors 4, internal combustion turbine 2, interchanger 3, sourdine 6 out; The fuel automatic control sprays into system and is comprised of anaeroic digestor 11, refining plant 13, stopping valve 14, buffer tank 15, variable valve 16 and spark arrester 17, spark arrester 16 links to each other with combustion chamber 5, and temperature indication and control instruments link to each other with pipeline between heat collector 4, the combustion chamber 5.
Solar energy collectors 4 are tower structure, perhaps slot type structure, perhaps dish formula structure.
Described biomass material 9 is the straw biological raw material.
Described anaeroic digestor 11 adopts urethane as lagging material, with glass reinforced plastic thermal insulation layer is carried out waterproofing protection.
Described interchanger 3 is U-shaped tube heat-exchanger, perhaps finned tube heat exchanger, perhaps plate-type heat exchanger.
Described refining plant 13 perhaps adopts the refining plant of active carbon absorption technology for adopting the refining plant of carbonaceous molecular sieve technique, perhaps adopts the refining plant of adsorption dry technique.
Point fire-fighting combustion technology is adopted in 5 igniting of described combustion chamber, and spark arrester 17 was set before fuel sprays into combustion chamber 5.
Described variable valve 16 is pneumatic adjusting valve.
The utility model utilizes the solar heating air, high temperature air is passed into internal combustion turbine, and again by the generating of gas turbine drives generator, the electric energy of generation drives pulverizer and carries out the biomass pre-treatment, then be input in the methane-generating pit and ferment, the part biogas of generation acts as a fuel and passes in the internal combustion turbine.
The utility model adopts the waste heat of sun power and internal combustion turbine to keep methane-generating pit ferment at constant temperature condition, realizes efficiently, stablizes air feed.
Sun power has intermittent and unstable, and its scope of application is dwindled greatly, but in this system, the methane content that can purify out by controlling methane-generating pit sprays in the internal combustion turbine continuously and stably.When in the winter time or when cloudy day, sun power reduces, and the air themperature that enters internal combustion turbine is lower, sprays into the methane fuel amount and just automatically increases; When in summer or when sunny, sun power increases, and the air themperature that enters internal combustion turbine is higher, sprays into the methane fuel amount and just automatically reduces.The methane automatic control sprays into the exploitation of system, has ensured the stability of whole system, is not subjected to external interference, and continuous, stable electric generation carry out the biomass pre-treatment.
Claims (9)
1. the renewable energy source producing methane system of multipotency coupling, biomass material (9) is by pulverizer (8), transfer roller (10) device, enter in the anaeroic digestor (11), it is characterized in that system sprays into system by solar heat power generation system, biomass material pretreatment system, methane fermentation system, bootstrap system and fuel automatic control and forms; Solar heat power generation system is comprised of compressor (1), internal combustion turbine (2), interchanger (3), solar energy collectors (4), combustion chamber (5), generator (7), and interchanger (3) links to each other with compressor (1), internal combustion turbine (2) respectively; The biomass material pretreatment system is comprised of generator (7), pulverizer (8), transfer roller (10); Methane fermentation system is comprised of biomass material (9), anaeroic digestor (11), stirrer (12), and stirrer (12) links to each other with generator (7); Bootstrap system is comprised of solar energy collectors (4), internal combustion turbine (2), interchanger (3), sourdine (6), and weary gas via solar energy collectors (4), internal combustion turbine (2), interchanger (3), sourdine (6) out; The fuel automatic control sprays into system and is comprised of anaeroic digestor (11), refining plant (13), stopping valve (14), buffer tank (15), variable valve (16) and spark arrester (17), spark arrester (16) links to each other with combustion chamber (5), and temperature indication and control instruments link to each other with pipeline between heat collector (4), combustion chamber (5).
2. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that described solar energy collectors (4) are tower structure, perhaps slot type structure, perhaps dish formula structure.
3. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that described anaeroic digestor (11) is the thermophilic digestion device.
4. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that described biomass material (9) is the straw biological raw material.
5. the renewable energy source producing methane system of multipotency coupling according to claim 3 is characterized in that, described anaeroic digestor (11) adopts urethane as lagging material, with glass reinforced plastic thermal insulation layer is carried out waterproofing protection.
6. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that described interchanger (3) is U-shaped tube heat-exchanger, perhaps finned tube heat exchanger, perhaps plate-type heat exchanger.
7. the renewable energy source producing methane system of multipotency according to claim 1 coupling, it is characterized in that, described refining plant (13) perhaps adopts the refining plant of active carbon absorption technology for adopting the refining plant of carbonaceous molecular sieve technique, perhaps adopts the refining plant of adsorption dry technique.
8. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that, some fire-fighting combustion technology is adopted in described combustion chamber (5) igniting, sprays into combustion chamber (5) at fuel spark arrester (17) is set before.
9. the renewable energy source producing methane system of multipotency coupling according to claim 1 is characterized in that described variable valve (16) is pneumatic adjusting valve.
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CN2012202400984U CN202730116U (en) | 2012-05-26 | 2012-05-26 | Multi-energy coupling system for producing biogas by renewable energy |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103421680A (en) * | 2012-05-26 | 2013-12-04 | 兰州理工大学 | System used for producing biogas from renewable energy by multi-energy coupling |
CN103471287A (en) * | 2013-09-13 | 2013-12-25 | 兰州理工大学 | Renewable energy source complementary combined cooling heating and power system |
CN109735435A (en) * | 2019-03-15 | 2019-05-10 | 兰州理工大学 | A kind of anaerobic fermentation system of fume afterheat and biogas slurry and biogas residue waste heat temperature control |
-
2012
- 2012-05-26 CN CN2012202400984U patent/CN202730116U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103421680A (en) * | 2012-05-26 | 2013-12-04 | 兰州理工大学 | System used for producing biogas from renewable energy by multi-energy coupling |
CN103471287A (en) * | 2013-09-13 | 2013-12-25 | 兰州理工大学 | Renewable energy source complementary combined cooling heating and power system |
CN109735435A (en) * | 2019-03-15 | 2019-05-10 | 兰州理工大学 | A kind of anaerobic fermentation system of fume afterheat and biogas slurry and biogas residue waste heat temperature control |
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Granted publication date: 20130213 Termination date: 20130526 |