CN208312361U - Efficiently utilize the burning regenerative chamber of a variety of biological fuel gas - Google Patents
Efficiently utilize the burning regenerative chamber of a variety of biological fuel gas Download PDFInfo
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- CN208312361U CN208312361U CN201820517506.3U CN201820517506U CN208312361U CN 208312361 U CN208312361 U CN 208312361U CN 201820517506 U CN201820517506 U CN 201820517506U CN 208312361 U CN208312361 U CN 208312361U
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- 239000002737 fuel gas Substances 0.000 title claims abstract description 26
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 24
- 239000002028 Biomass Substances 0.000 claims abstract description 66
- 238000009825 accumulation Methods 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003546 flue gas Substances 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 6
- 238000002485 combustion reaction Methods 0.000 claims description 18
- 238000004880 explosion Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000567 combustion gas Substances 0.000 abstract description 3
- 239000003345 natural gas Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 11
- 238000002309 gasification Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 6
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- 239000000446 fuel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000000197 pyrolysis Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 2
- 239000010903 husk Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012075 bio-oil Substances 0.000 description 1
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- 235000019353 potassium silicate Nutrition 0.000 description 1
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- -1 salt compound Chemical class 0.000 description 1
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- 239000010802 sludge Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
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- Solid-Fuel Combustion (AREA)
Abstract
The utility model relates to a kind of burning regenerative chambers for efficiently utilizing a variety of biological fuel gas, have burning accumulation of heat chamber enclosure；The front end of burning accumulation of heat chamber enclosure is equipped with a start-up burner interface and multiple high-temperature biomass gas burner interfaces, the middle front part of burning accumulation of heat chamber enclosure is provided with aid distributing pipe, lower part setting dust collecting box, shoot door and the high-temperature flue gas outlet of burning accumulation of heat chamber enclosure；High-temperature biomass gas burner interface surround setting centered on start-up burner interface, and identical or different biomass gasifying furnace is removably connected on high-temperature biomass gas burner interface；It is removably connected on start-up burner interface when opening machine for system and lights a fire and preheat the start-up burner used；The wind distributing hole of several equidistantly distributeds is offered on aid distributing pipe.The utility model structure is simple, and a variety of biomass materials can be pyrolyzed into the fuel gas such as combustion gas or biogas, blast furnace gas, natural gas using more biomass gasifying furnaces simultaneously.
Description
Technical field
The utility model relates to biomass thermal chemical conversion and field of combustion technology, in particular to a kind of efficiently using a variety of
The burning regenerative chamber of biological fuel gas.
Background technique
The energy is the basis that modern society depends on for existence and development, the supply capacity substantial connection of the energy national economy
Sustainable development is one of the basis of national strategy safety guarantee.The situation is tense for energy resource supply at present, and environmental quality burden is heavy
Weight.Due to fossil energy reserves are increasingly reduced, oil price volatility is larger, to the worry of energy security problem and to global warming
Concern develops clean reproducible energy and has become urgent project, and high development is presented in new energy industry.According to what is proved extensively
The industrial background and general situation of development of renewable energy, using biomass energy as the Biomass Gasification & Power Generation of representative, biomass hydrogen energy, life
Substance green liquid fuel will become the following important alternative energy source.Biomass energy belongs to clean energy resource, biological renewable energy
Resource it is very rich, the extensive popularization and application of biological renewable energy helps to improve the ecological environment and CO2Emission reduction.
Biomass energy has been obtained more and more with its reproducibility, low pollution, widely distributed and abundant total amount feature
The favor of scientists.The research and development of Biomass Energy Technology have become one of great heat subject in the world, each by the world
The concern of government of state and scientist.Many countries have all formulated corresponding developmental research plan, such as the sunlight program of Japan, India
Green energy resource engineering, the energy farm in the U.S. and the alcohol energy programme etc. of Brazil, the wherein development and utilization of biomass energy
Occupy comparable specific gravity.The utilization of biomass energy mainly has directly 3 kinds of ways such as burning, thermochemical conversion and biochemical transformations
Diameter.The direct burning of biomass is the major way of biomass utilization in the quite long period of history.The heat chemistry of biomass
Conversion refer to certain temperature and under the conditions of, make gasification of biomass, charing, pyrolysis and liquefaction, to produce fuel gas, liquid
The technology of fuel and chemical substance.Biomass pyrolytic refers to that biomass exists in no oxidant (air, oxygen, vapor etc.)
Or be provided only under conditions of limit oxygen, 250~700 DEG C are heated to, it is by thermal chemical reaction that biomass macromolecular substances are (wooden
Element, cellulose and hemicellulose) heat chemistry that resolves into the fuel material (solid-state charcoal, combustible gas, bio oil) compared with small molecule turns
Change technical method.The angle chemically reacted analyzes it, and complicated heat chemistry has occurred in biomass in pyrolytic process
The reactions such as reaction, including molecular scission, isomerization and small molecule polymerization.
Incineration technology passes through the development of many years, and technically maturation, commercialization popularity are higher at present, such as life rubbish
Rubbish burns and biomass direct combustion power generation.From the point of view of long-term practice, this technology has defect substantially:
1, incineration technology locally has low temperature burn incompletely region, compared to biomass fuel due to incinerating solid material
The gas of gas burns, and efficiency of combustion is low.2, the environmental issue of burn down mode is prominent, causes serious secondary pollution, show with
Under several aspects: because having used a large amount of excess air in burning, intensity is burned in dilution, incinerator operating temperature it is lower or
Residence time is short to cause harmful substance that cannot effectively decompose；The low-temperature region of downstream equipment, in peroxide, metal salt compound
Under the action of catalyst, fly ash granule and uncompleted burned carbon, dioxin and furans (PCDD/Fs) are recombined, they are hypertoxic
Harmful substance.A large amount of excess air has been used in flue gas, is had biggish flying dust and is generated, needs biggish cleaner.3,
Because having used a large amount of excess air in burning, the conventional unit that burns is led using the tail gas treatment device of scale, bulky
It causes investment and operating cost to be significantly increased, reduces economic benefit.
Biomass pyrogenation gasification technology is one kind of biomass energy thermochemical study method, is that biomass energy efficiently utilizes one kind
Method is compared with biomass combustion, and efficiency of energy utilization is high, and environment protecting is good, in particular for source more extensively, ingredient it is more multiple
Miscellaneous biomass material, including all kinds of organic wastes, danger wastes.Meanwhile biomass pyrogenation gasification technology can more fill
The comprehensive resource utilization of realization divided generates the product for more having added value.Such as: with rice husk, vinasse etc. for raw material, in addition to heat
Except the utilization of energy, solid product can also produce the high value-added products such as charcoal, active carbon, waterglass, white carbon black, bring more
High economy.
The raw material of common biomass gasifying furnace processing is relatively simple, and the energy needs amount of large enterprise is very big, uses list
One biomass material uses the production requirement for being difficult to meet enterprise of single creature matter raw material because collect range is too big.And it passes
Biomass gasifying furnace single device treating capacity of uniting is limited, it is impossible to which unlimited to expand, the biomass fuel tolerance of generation is insufficient for
The use of client, this point limit biomass gasification technology in the concentration large-scale application of industrial aspect.
Summary of the invention
The purpose of the utility model is to overcome defect of the existing technology, it is simple to provide a kind of structure, being capable of benefit simultaneously
With more biomass gasifying furnaces by a variety of biomass materials, such as: sawdust, rice husk, stalk, furfural dregs, tobacco stick, dewatered sludge
Biomass, pyrolysis efficiently utilize the combustion of a variety of biological fuel gas at the fuel gas such as combustion gas or biogas, blast furnace gas, natural gas
Burn regenerative chamber.
Realizing the technical solution of the utility model aim is: a kind of burning accumulation of heat efficiently utilizing a variety of biological fuel gas
Room has burning accumulation of heat chamber enclosure；The front end of the burning accumulation of heat chamber enclosure is equipped with a start-up burner interface and multiple high
The middle front part of warm biomass gas burner interface, burning accumulation of heat chamber enclosure is provided with aid distributing pipe, burns under accumulation of heat chamber enclosure
Portion's setting dust collecting box, shoot door and high-temperature flue gas outlet, the high-temperature flue gas outlet for regenerative chamber of burning are connected with boiler or heat exchanger；
The high-temperature biomass gas burner interface surround setting centered on start-up burner interface, and high-temperature biomass gas fires
Identical or different biomass gasifying furnace is removably connected on burner interface；It is detachably connected on the start-up burner interface
Have and the start-up burner used is lighted a fire and preheated when opening machine for system；Several equidistantly distributeds are offered on the aid distributing pipe
Wind distributing hole.
High-temperature biomass gas burner interface described in above-mentioned technical proposal is arranged at different angles.
Burning accumulation of heat chamber enclosure includes the combustion chamber body set gradually from outside to inside, insulating layer described in above-mentioned technical proposal
With high-strength refractory layer.
Middle top setting thermocouple, pressure transmitter and explosion proof door of the above-mentioned technical proposal in burning accumulation of heat chamber enclosure.
Access hole is arranged in the lower part of burning accumulation of heat chamber enclosure described in above-mentioned technical proposal；The end of the burning accumulation of heat chamber enclosure
End is provided with maintenance door, high temperature camera and flame-observing hole.
Ceramic nozzle is installed in wind distributing hole described in above-mentioned technical proposal.
Rounded, lower half the transverse cutting for the longitudinal cross-section of the upper half of burning accumulation of heat chamber enclosure described in above-mentioned technical proposal
The hollow cavity that face is square, and the surface of combustion chamber body is coated with metal shell.
The upper and lower end parts of aid distributing pipe described in above-mentioned technical proposal are pierced by burning accumulation of heat chamber enclosure.
Insulating layer described in above-mentioned technical proposal is heat-preservation cotton thermal insulation layer.
High-strength refractory layer described in above-mentioned technical proposal is high-strength alumina-silica fire cast bed of material.
After adopting the above technical scheme, the utility model have the effect of it is following positive:
(1) for the utility model by setting start-up burner, ensure that burning regenerative chamber Flame stablizes burning, avoids
Safety accident caused by " detonation " that is generated by biological fuel gas pressure oscillation.
(2) the utility model utilizes burning regenerative chamber simultaneously by the way that multiple biomass burner interfaces are arranged
The biological fuel gas that a variety of biotinylated biomolecule matter raw materials generate reduces the operation risk and list of enterprise so that raw material is no longer single
One fluctuations in prices of raw materials bring influences.
(3) the utility model is by being arranged multiple biomass burner interfaces, realize more biomass gasifying furnaces and
Through transport row, so that being saved using the energy centre of biomass material than pervious separate unit gasification furnace+combustion chamber+boiler mode
About occupied area is saved in capital investment again.
(4) the utility model is using efficiently using the energy centre of the burning regenerative chamber of a variety of biological fuel gas, scale can
It is bigger with what is done, so that gasification of biomass application range is wider, be conducive to the popularization of biomass gasification technology, the mankind couple can be reduced
The dependence of fossil fuel is reduced because the discharge of greenhouse gases leads to the generation of the various climatic issues such as global warming.
Detailed description of the invention
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model, wherein
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the burning regenerative chamber of the utility model and the connected mode schematic diagram of boiler or heat exchanger；
Numbering in the drawing are as follows: combustion chamber body 1, insulating layer 2, high-strength refractory layer 3, high-temperature biomass gas burner interface
4, start-up burner interface 5, aid distributing pipe 6, wind distributing hole 7, access hole 8, dust collecting box 9, shoot door 10, maintenance door 11, high-temperature flue gas
Export 12, thermocouple 13, pressure transmitter 14, explosion proof door 15, high temperature camera 16, flame-observing hole 17.
Specific embodiment
(embodiment 1)
See Fig. 1 to Fig. 4, the utility model has burning accumulation of heat chamber enclosure；The front end of burning accumulation of heat chamber enclosure is equipped with one
Start-up burner interface 5 and multiple high-temperature biomass gas burner interfaces 4, the middle front part of burning accumulation of heat chamber enclosure, which is provided with, matches
Air hose 6, lower part setting dust collecting box 9, shoot door 10 and the high-temperature flue gas outlet 12 of burning accumulation of heat chamber enclosure, the height for regenerative chamber of burning
Warm exhanst gas outlet 12 is connected with boiler or heat exchanger, carries out the utilization of energy；High-temperature biomass gas burner interface 4 is to light a fire
Around setting centered on combustion port 5, and it is removably connected on high-temperature biomass gas burner interface 4 identical or different
Biomass gasifying furnace；It is removably connected on start-up burner interface 5 when opening machine for system and lights a fire and preheat the point used
Ignition combustor；The wind distributing hole 7 of several equidistantly distributeds is offered on aid distributing pipe 6.
High-temperature biomass gas burner interface 4 is arranged at different angles, so that a variety of biomass-pyrolysis fuel gas enter
Rotation is generated when regenerative chamber of burning, and is increased combustion gas in the heat-accumulation combustion indoor residence time, can be sufficiently mixed with oxygen and complete
Full burning, while start-up burner interface 5 is set, it lights a fire when opening machine as system and preheating uses, ensure that burning regenerative chamber
It will not be because of " detonation " phenomenon of biological fuel gas pressure transient appearance.
The accumulation of heat chamber enclosure that burns includes the combustion chamber body 1, insulating layer 2 and high-strength refractory layer 3 set gradually from outside to inside.
In middle top setting thermocouple 13, pressure transmitter 14 and the explosion proof door 15 of burning accumulation of heat chamber enclosure.
Access hole 8 is arranged in the lower part of burning accumulation of heat chamber enclosure；The end of burning accumulation of heat chamber enclosure is provided with maintenance door 11, height
Warm camera 16 and flame-observing hole 17.
Ceramic nozzle is installed in wind distributing hole 7.
Burning accumulation of heat chamber enclosure is the hollow cavity that the longitudinal cross-section of the upper half is rounded, transversal cross-section of lower half is square
Body, and the surface of combustion chamber body 1 is coated with metal shell.
The upper and lower end parts of aid distributing pipe 6 are pierced by burning accumulation of heat chamber enclosure.
Insulating layer 2 is heat-preservation cotton thermal insulation layer.
High-strength refractory layer 3 is high-strength alumina-silica fire cast bed of material.High-temperature flame-proof layer 3 can be by accumulation of heat by combustion chamber
Temperature is maintained at 1000 DEG C or so, and the component in biological fuel gas is burnt sufficiently, thoroughly decomposes.
The working principle of the utility model are as follows: the high-temperature biomass gas by the way that multiple and different angle arrangements are arranged burns
Device, burning utilizes while more biomass gasifying furnaces, different biological fuel gas may be implemented, and can effectively avoid because of biomass
Gaseous-pressure fluctuation, caused burning is insufficient, the high temperature air of generation by high-temperature flue, into matched waste heat boiler or
Heat-conducting oil furnace, realizes the clean utilization of a variety of biomass energies, while it is smaller to overcome general biomass gasifying furnace treating capacity.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (10)
1. a kind of burning regenerative chamber for efficiently utilizing a variety of biological fuel gas has burning accumulation of heat chamber enclosure；It is characterized by: institute
The front end for stating burning accumulation of heat chamber enclosure is equipped with a start-up burner interface (5) and multiple high-temperature biomass gas burner interfaces
(4), the middle front part of burning accumulation of heat chamber enclosure is provided with aid distributing pipe (6), lower part setting dust collecting box (9) of burning accumulation of heat chamber enclosure,
The high-temperature flue gas outlet (12) of shoot door (10) and high-temperature flue gas outlet (12), regenerative chamber of burning is connected with boiler or heat exchanger；
The high-temperature biomass gas burner interface (4) surround setting, and high-temperature biomass centered on start-up burner interface (5)
Gas burner interface is removably connected with identical or different biomass gasifying furnace on (4)；The start-up burner interface (5)
On be removably connected with when opening machine for system and light a fire and preheat the start-up burner that uses；It is offered on the aid distributing pipe (6)
The wind distributing hole (7) of several equidistantly distributeds.
2. the burning regenerative chamber according to claim 1 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: the height
Warm biomass gas burner interface (4) is arranged at different angles.
3. the burning regenerative chamber according to claim 2 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: the combustion
Burning accumulation of heat chamber enclosure includes the combustion chamber body (1), insulating layer (2) and high-strength refractory layer (3) set gradually from outside to inside.
4. the burning regenerative chamber according to claim 3 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: burning
Middle top setting thermocouple (13), pressure transmitter (14) and the explosion proof door (15) of accumulation of heat chamber enclosure.
5. the burning regenerative chamber according to claim 4 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: the combustion
Access hole (8) are arranged in the lower part for burning accumulation of heat chamber enclosure；The end of the burning accumulation of heat chamber enclosure is provided with maintenance door (11), high temperature
Camera (16) and flame-observing hole (17).
6. the burning regenerative chamber according to any one of claims 1 to 5 for efficiently utilizing a variety of biological fuel gas, feature exist
In: ceramic nozzle is installed in the wind distributing hole (7).
7. the burning regenerative chamber according to any one of claims 1 to 5 for efficiently utilizing a variety of biological fuel gas, feature exist
In: the burning accumulation of heat chamber enclosure be the hollow cavity that the longitudinal cross-section of the upper half is rounded, transversal cross-section of lower half is square
Body, and the surface of combustion chamber body (1) is coated with metal shell.
8. the burning regenerative chamber according to claim 6 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: described to match
The upper and lower end parts of air hose (6) are pierced by burning accumulation of heat chamber enclosure.
9. the burning regenerative chamber according to claim 3 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: the guarantor
Warm layer (2) is heat-preservation cotton thermal insulation layer.
10. the burning regenerative chamber according to claim 3 for efficiently utilizing a variety of biological fuel gas, it is characterised in that: described
High-strength refractory layer (3) is high-strength alumina-silica fire cast bed of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820517506.3U CN208312361U (en) | 2018-04-12 | 2018-04-12 | Efficiently utilize the burning regenerative chamber of a variety of biological fuel gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820517506.3U CN208312361U (en) | 2018-04-12 | 2018-04-12 | Efficiently utilize the burning regenerative chamber of a variety of biological fuel gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208312361U true CN208312361U (en) | 2019-01-01 |
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ID=64718217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820517506.3U Active CN208312361U (en) | 2018-04-12 | 2018-04-12 | Efficiently utilize the burning regenerative chamber of a variety of biological fuel gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208312361U (en) |
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2018
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Effective date of registration: 20240122 Address after: No. 1888, Group 1, Xiyan Village, Hanwang Town, Tongshan District, Xuzhou City, Jiangsu Province, 221100 Patentee after: Xuzhou Baizhan Biomass New Energy Co.,Ltd. Country or region after: China Address before: Room 512, Building A4, No. 218 Xinghu Street, Industrial Park, Suzhou City, Jiangsu Province, China, 215123 Patentee before: SUZHOU GREEN GENTECH ENERGY Inc. Country or region before: China |