CN105317637A - Tower type solar thermal electric power generation system - Google Patents
Tower type solar thermal electric power generation system Download PDFInfo
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- CN105317637A CN105317637A CN201410856597.XA CN201410856597A CN105317637A CN 105317637 A CN105317637 A CN 105317637A CN 201410856597 A CN201410856597 A CN 201410856597A CN 105317637 A CN105317637 A CN 105317637A
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The invention relates to a tower type solar thermal electric power generation system. The system comprises a solar heat collecting device, a heat exchanger and a heat power conversion device, wherein the solar heat collecting device is used for collecting solar thermal power, the heat exchanger is connected with the solar heat collecting device and used for generating overheating saturated vapor, and the heat power conversion device is connected with the heat exchanger and used for converting the overheating saturated vapor into electric energy. The solar heat collecting device comprises a plurality of tower type photo-thermal modules. The heat power conversion device at least comprises a generator set, and at least two tower type photo-thermal modules share one generator set. According to the solar thermal electric power generation system adopting the modular solar heat collecting device, the power station building process can be simplified, the building period is shortened, and when a single tower has problems, the working states of other tower type photo-thermal modules cannot be affected, so that the continuity and the stability of power supply of the whole power generation system are guaranteed.
Description
Technical field
The present invention relates to technical field of electric power, more particularly, relate to a kind of tower type solar solar-thermal generating system.
Background technique
Tower type solar solar-thermal generating system have wide in range warm field with can field match settings, focusing ratio is large, focus temperature is high, energy flux density is large, thermal technology's conversion efficiency is high, the excellent long feature of applied range etc., can carry out extensive: numerous solar use such as photothermal power generation, water hydrogen manufacturing, desalination of sea water, metal smelt is developed.Therefore, tower type solar solar-thermal generating system is a kind of solar energy diversification utilization platform of valuable potentiality.
There were many developed countries once, carried out the research of tower type solar generation technology.But the development of this technology so far be still subject to many resistances be stranded, its reason mainly contains 2 points: one is that high cost followed the tracks of by heliostat, this is that required precision owing to following the tracks of at a distance is high, must reach gear gapless driving, and it is raise the reason of following the tracks of cost that harshness caused thus makes; Two is that generating scale is too little, and generation expansion is extremely restricted, because tower-type electricity generation scale depends on heliostat field scale, photothermal power generation scale is larger, cost decline space is larger, but after heliostat field popularization to a certain extent, its whole efficiency presents the downward trend that falls sharply.Therefore, current tower type solar power generation system cost of electricity-generating remains high, and requires to still have larger distance from the marketization.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provides a kind of tower type solar solar-thermal generating system of sustainable, stable, efficiency power generation.
The technical solution adopted for the present invention to solve the technical problems is:
Construct a kind of tower type solar solar-thermal generating system, comprise: for collecting the solar heat collector of solar thermal energy, being connected with described solar heat collector, for generation of the heat exchanger of overheated saturated vapour, and being connected with described heat exchanger, for described overheated saturated vapour being converted to the heat power conversion equipment of electric energy; Wherein, described solar heat collector comprises multiple tower photo-thermal module with collection solar thermal energy; Described heat power conversion equipment at least comprises a generator set, has at least two described tower photo-thermal modules to share a described generator set.
Tower type solar solar-thermal generating system of the present invention, wherein, described heat power conversion equipment only includes a described generator set.
Tower type solar solar-thermal generating system of the present invention, wherein, multiple described tower photo-thermal module comprises the tower photo-thermal module of category-A being with centralized heat accumulation, and the tower photo-thermal module of described category-A is all connected in series, then is connected with described generator set;
Or multiple described tower photo-thermal module comprises the tower photo-thermal module of category-B being with distributed heat accumulation, and the tower photo-thermal module of described category-B is all connected in series, then is connected with described generator set;
Or, in multiple described tower photo-thermal module, comprise the tower photo-thermal module of category-B of the tower photo-thermal module of category-A and the distributed heat accumulation of band being with centralized heat accumulation simultaneously;
Wherein, be connected with described generator set again after the tower photo-thermal module of described category-A is all connected in series, be connected with described generator set again after the tower photo-thermal module of described category-B is all connected in series.
Tower type solar solar-thermal generating system of the present invention, wherein, described heat power conversion equipment comprises multiple generator set.
Tower type solar solar-thermal generating system of the present invention, wherein, single described tower photo-thermal module generated output is 15-25MW, and four described tower photo-thermal modules share the described generator set of a 50MW.
Tower type solar solar-thermal generating system of the present invention, wherein, described heat power conversion equipment comprises two described generator set, and two described generator set are connected in parallel.
Tower type solar solar-thermal generating system of the present invention, wherein, multiple described tower photo-thermal module comprises the tower photo-thermal module of category-B of the tower photo-thermal module of category-A and the distributed heat accumulation of band being with centralized heat accumulation simultaneously;
Whole tower photo-thermal modules of described category-A is connected to a described generator set altogether, and whole tower photo-thermal modules of described category-B is connected to generator set described in another altogether.
Tower type solar solar-thermal generating system of the present invention, wherein, the tower photo-thermal module of described category-A comprise for sunlight focusing the first heliostat and be provided with the first photo-thermal tower of the first heat collector;
The tower photo-thermal module of multiple described category-As is connected with described heat exchanger by the centralized heat storage units of heat hot working medium heat energy for storing in described first heat collector by one jointly.
Tower type solar solar-thermal generating system of the present invention, wherein, the tower photo-thermal module of described category-B comprises the second heliostat for sunlight focusing, and comprise the second photo-thermal tower being provided with the second heat collector, also comprise and being connected with described second photo-thermal tower, for storing in described second heat collector by the distributed heat storage units of heat hot working medium heat energy.
Tower type solar solar-thermal generating system of the present invention, wherein, described heat exchanger comprises multiple sub-heat exchanger, and the tower photo-thermal module of each described category-B comprises a described sub-heat exchanger;
The described sub-heat exchanger of the tower photo-thermal module of each described category-B is connected with described generator set for the high-temperature steam heat-storing device storing supersaturation hot steam by one jointly.
Beneficial effect of the present invention is: adopt a generator set to reduce construction cost, adopt multiple generator set can shorten delivery line between each single tower, reduce the heat radiation on daytime and the insulation energy consumption at night, greatly improve generating efficiency, the stability of power generation system can also be improved; And the present invention is by adopting the solar power system with modularized solar energy collecting device, power plant construction flow process can be simplified, reduce the completion time of project, more can reduce Power Plant Design cost of investment, the efficiency of Jing Chang can also be improved, and when one of them single tower goes wrong, the working state of other tower photo-thermal modules can not be had influence on, ensure that the persistency that whole power generation system is powered and stability.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the tower type solar solar-thermal generating system principle schematic comprising the tower photo-thermal module of category-A of present pre-ferred embodiments;
Fig. 2 is the tower type solar solar-thermal generating system principle schematic comprising the tower photo-thermal module of category-B of present pre-ferred embodiments;
Fig. 3 is the tower photo-thermal module principle schematic of single category-B of present pre-ferred embodiments;
The tower type solar solar-thermal generating system principle schematic of the tower photo-thermal module of category-A and category-B tower photo-thermal module is comprised the while that Fig. 4 being present pre-ferred embodiments;
Fig. 5 is the tower type solar solar-thermal generating system principle schematic of employing two generator set of present pre-ferred embodiments.
Embodiment
The tower type solar solar-thermal generating system principle of present pre-ferred embodiments as depicted in figs. 1 and 2, comprise: for collecting the solar heat collector of solar thermal energy, being connected with solar heat collector, for generation of the heat exchanger of overheated saturated vapour, and being connected with heat exchanger, for overheated saturated vapour being converted to the heat power conversion equipment 24 of electric energy; Solar heat collector comprises multiple tower photo-thermal module 11,12 with collection solar thermal energy; Heat power conversion equipment comprises a generator set, has at least two tower photo-thermal modules to share a generator set.By adopting the solar light-heat power-generation system (hereinafter referred to as modular solar power power generation system) with modularized solar energy collecting device, when building large-scale photo-thermal power station again, only tower photo-thermal module need be copied, Construction procedures can be simplified, reduce the completion time of project, more can reduce generation system designs cost of investment.
Meanwhile, adopt above-mentioned modular solar power power generation system, what can also increase whole power generation system supplies electrical stability.If the photo-thermal power station of single tower, no matter which part goes wrong, the stability of whole power generation system all can be affected, when after employing modular solar power solar-thermal generating system, single tower goes wrong and can not have influence on the working state of other modules, ensure that the persistency that whole power generation system is powered and stability.In addition, adopt above-mentioned modular solar power power generation system, the efficiency of heliostat mirror field can also be improved.If large-scale single tower solar-thermal generating system, the Jing Chang of far-end from tower top distance very away from, efficiency is very low, when after employing modular solar power power generation system, can reduce the distance of Jing Chang from tower top, improve the efficiency of Jing Chang, reduces the investment of mirror scene sum.
In above-described embodiment, the generator set of the heat power conversion equipment 24 of modular solar power power generation system is preferably Turbo-generator Set, and concrete model is not limit.Heat power conversion equipment can only include a generator set, as shown in Figure 1, or comprises multiple generator set, as shown in Figure 5.
Preferably, when heat power conversion equipment only includes a generator set, as shown in Figure 1, above-mentioned multiple tower photo-thermal module 11,12 comprises the tower photo-thermal module of category-A being with centralized heat accumulation, the tower photo-thermal module of category-A is all connected in series, then the generator set unique with this is connected.
Preferably, when heat power conversion equipment only includes a generator set, as shown in Figure 1, above-mentioned multiple tower photo-thermal module 11,12 comprises the tower photo-thermal module of category-B being with distributed heat accumulation, the tower photo-thermal module of category-B is all connected in series, then the generator set unique with this is connected.
Preferably, when heat power conversion equipment only includes a generator set, as shown in Figure 1, comprise in above-mentioned multiple tower photo-thermal module 11,12 simultaneously and be with the tower photo-thermal module of category-A of centralized heat accumulation and the tower photo-thermal module of the category-B with distributed heat accumulation; Wherein, the tower photo-thermal module of category-A is all connected in series generator set unique with this again and is connected, and the tower photo-thermal module of category-B is all connected in series generator set unique with this again and is connected.
When heat power conversion equipment comprises multiple generator set, generator set quantity can determine as the case may be, and the Placement between generator set and tower photo-thermal module also can determine as the case may be, and this is not restricted.
Above-mentioned tower photo-thermal module 11,12 generated output is preferably 15-25MW, because tower photo-thermal power station floor space is larger, if photo-thermal power plant scale is larger, multiple tower is needed to realize designing requirement, if adopt a generator set, the delivery line formed between each single tower is longer, this adds increased the insulation energy consumption at heat radiation and night, adopt multiple generator set can shorten delivery line between each single tower, reduce the heat radiation on daytime and the insulation energy consumption at night, greatly improve generating efficiency, the stability of power generation system can also be improved.
In above-described embodiment, preferably, take 50MW as module, share a generator set, the i.e. generator set of four shared 50MW of tower photo-thermal module 11,12, wherein two tower photo-thermal modules 11,12 are for generating on daytime, and two other tower photo-thermal module 11,12 is for energy storage.Which reduce the radiation energy consumption of management conveying, also can improve the stability of system, when ensureing single system malfunctions, the operation in whole power station is unaffected.
Preferably, above-mentioned heat power conversion equipment comprises two generator set be connected in parallel, as shown in Figure 5.Multiple tower photo-thermal module comprises the tower photo-thermal module of category-B of the tower photo-thermal module of category-A and the distributed heat accumulation of band being with centralized heat accumulation simultaneously; The tower photo-thermal module of whole category-As is connected to a generator set altogether, and the tower photo-thermal module of whole category-Bs is connected to another generator set altogether.
In the various embodiments described above, the tower photo-thermal module 11 of category-A comprises: for the first heliostat 111 and the first photo-thermal tower 112 being provided with the first heat collector of sunlight focusing; The tower photo-thermal module of multiple category-A 11 is connected with heat exchanger 22 by the centralized heat storage units 113 of heat hot working medium heat energy for storing in the first heat collector by one jointly.
Refer to Fig. 1, above-mentioned category-A tower photo-thermal module 11 workflow is: flashed back the sunlight by the first heliostat 111, sunlight focusing the hot working fluid heated in the first photo-thermal tower 112 tower top first heat collector, be stored in common centralized heat storage units 113 by heat hot working medium heat energy in first heat collector of the tower photo-thermal module of all category-As 11, the heat energy stored produces overheated saturated vapour by heat exchanger 22, to promote heat power conversion equipment 24 (generator set) generating.
Preferably, as shown in Figure 1, also be connected with Low Temperature Steam heat-storing device 23 between first photo-thermal tower of above-mentioned heat exchanger 22 and the tower photo-thermal module 11 of category-A, the hot working fluid after heat exchanger 22 heat exchange is pumped into the first photo-thermal tower 112 tower top heating again, to recycle.
In above-described embodiment, the tower photo-thermal module 12 of category-B comprises: for sunlight focusing the second heliostat 121, be provided with the second photo-thermal tower 122 of the second heat collector, and to be connected with the second photo-thermal tower 122, for storing in the second heat collector by the distributed heat storage units 124 of heat hot working medium heat energy.
That is, the tower photo-thermal module 11 of above-mentioned category-A is the photo-thermal modules not separately with heat storage units, just by adopting a centralized heat storage units 113 to realize centralized heat accumulation; The tower photo-thermal module of category-B 12 is photo-thermal modules of the distributed heat storage units 124 of band separately.
Preferably, in above-described embodiment, the tower photo-thermal module of each category-B 12 all connects a sub-heat exchanger 123, the sub-heat exchanger 123 of the tower photo-thermal module of each category-B 12 is connected to heat power conversion equipment 24 through a common high-temperature steam heat-storing device 13, is delivered to heat power conversion equipment 24 generates electricity with the supersaturation hot steam produced by each sub-heat exchanger 123 after storing.
As shown in Figures 2 and 3, above-mentioned category-B tower photo-thermal module 12 workflow is: flashed back the sunlight by the second heliostat 121, sunlight focusing the hot working fluid heated in the second photo-thermal tower 122 tower top second heat collector, by the hot working fluid heated, a part is by distributed heat storage units 124 store heat, another part produces overheated saturated vapour by heat exchanger 123, generates electricity to promote heat power conversion equipment 24.
Preferably, as shown in Figure 3, in above-described embodiment, the sub-heat exchanger 123 of the tower photo-thermal module of each category-B 12 is all connected a Low Temperature Steam heat-storing device 125 with between the second photo-thermal tower 122, hot working fluid after the heat exchange of sub-heat exchanger 123 is pumped into the second photo-thermal tower 122 tower top heating again, to recycle.
In above-described embodiment, modular solar power power generation system high-temperature steam heat-storing device 13 comprises a heat storage can, or is made up of multiple heat storage can.
In a specific embodiment 1, as shown in Figure 1, the solar heat collector of above-mentioned modular solar power power generation system is all made up of the tower photo-thermal module 11 of category-A.Wherein, the overheated saturated vapour that whole category-A tower photo-thermal module 11 produces directly is stored in the high-temperature steam heat-storing device of modular solar power power generation system, generates electricity to promote heat power conversion equipment 24 (Turbo-generator Set).Although compared with the tower photo-thermal module 12 of category-B, all adopt the tower photo-thermal module of category-A 11 can relatively reduce the overheated saturated vapour utilization ratio that each tower photo-thermal module produces, the construction cost of whole modular solar power power generation system can be saved.
Further, in above-described embodiment 1, the tower photo-thermal module of category-A 11 preferably adopts steam or fused salt as the hot working fluid of heat collector and centralized heat storage units.When in modular solar power power generation system, when the tower photo-thermal module 11 of all category-As all adopts steam as hot working fluid, be all connected in series between the tower photo-thermal module 11 of category-A; When in modular solar power power generation system, when the tower photo-thermal module 11 of all category-As all adopts fused salt as hot working fluid, connected in series or in parallel between the tower photo-thermal module of category-A 11; When in modular solar power power generation system, the tower photo-thermal module 11 of part category-A adopts fused salt as hot working fluid, when the tower photo-thermal module 11 of part category-A adopts steam as hot working fluid, adopt fused salt to be connected in series as the tower photo-thermal module 11 of category-A of hot working fluid, adopt fused salt to be connected in parallel between the tower photo-thermal module 11 of category-A as hot working fluid as the tower photo-thermal module of category-A 11 of hot working fluid and employing steam.
In another specific embodiment 2, as shown in Figure 2, the solar heat collector of above-mentioned modular solar power power generation system is all made up of the tower photo-thermal module 12 of category-B.Wherein, a part in the overheated saturated vapour that whole category-B tower photo-thermal module 12 produces first is stored in distributed heat storage units, another part is stored in the high-temperature steam heat-storing device of modular solar power power generation system, generates electricity to promote heat power conversion equipment 24 (Turbo-generator Set).Although compared with the tower photo-thermal module 11 of category-A, the tower photo-thermal module of whole employing category-Bs 12 can increase the construction cost of whole modular solar power power generation system, but due to the utilization ratio to the overheated saturated vapour that each tower photo-thermal module produces can be improved, thus the generating efficiency of whole modular solar power power generation system can be improved.
Further, in above-described embodiment 2, the tower photo-thermal module of category-B 12 preferably adopts fused salt as the hot working fluid of heat collector and distributed heat storage units.
In another specific embodiment 3, as shown in Figure 4, consult Fig. 1, Fig. 2 and Fig. 3, the solar heat collector of above-mentioned modular solar power power generation system comprises the tower photo-thermal module of category-A 11 and the tower photo-thermal module 12 of category-B simultaneously simultaneously.Wherein, the workflow of the tower photo-thermal module of single category-A 11 and the tower photo-thermal module 12 of single category-B refers to the description of preceding embodiment, does not repeat them here.
Further, in above-described embodiment 3, the tower photo-thermal module 11 of a part of category-A adopts fused salt as hot working fluid, and the tower photo-thermal module 11 of another part category-A adopts steam as hot working fluid, and the tower photo-thermal module 12 of all category-Bs all adopts fused salt as hot working fluid; Fused salt is adopted all to be connected in parallel between the tower photo-thermal module 11 of category-A as hot working fluid as the tower photo-thermal module of category-A 11 of hot working fluid and employing steam, connected in series or in parallel between the tower photo-thermal module of category-B 12, be connected in parallel between the tower photo-thermal module of category-A 11 and the tower photo-thermal module 12 of category-B.
In another preferred embodiment, above-mentioned modular solar power power generation system comprises 20 tower photo-thermal modules, and the generated output of each tower photo-thermal module is 10MW; Comprising 10 tower photo-thermal modules of category-A 11 and 10 tower photo-thermal modules 12 of category-B, the category-B tower photo-thermal module 12 heat accumulation time of 10 band heat accumulations is 8 hours, 10 tower photo-thermal modules of the category-A not with heat accumulation, by superheated steam generation, concentrate the heat accumulation time to be 2 hours.
In the various embodiments described above, single tower photo-thermal module generated output can be 5-100MW, is preferably 10-25MW, to reach optimal power generation effect, but is not limited to the tower photo-thermal module adopting other power.
To sum up, the present invention adopts a generator set to reduce construction cost, adopts multiple generator set can shorten delivery line between each single tower, reduces the heat radiation on daytime and the insulation energy consumption at night, greatly improve generating efficiency, the stability of power generation system can also be improved; And by adopting the solar power system with modularized solar energy collecting device, Construction procedures can be simplified, reduce the completion time of project, more can reduce Power Plant Design cost of investment, the efficiency of Jing Chang can also be improved, and when one of them single tower goes wrong, the working state of other tower photo-thermal modules can not be had influence on, ensure that the persistency that whole power generation system is powered and stability.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (10)
1. a tower type solar solar-thermal generating system, comprise: for collecting the solar heat collector of solar thermal energy, being connected with described solar heat collector, for generation of the heat exchanger of overheated saturated vapour, and being connected with described heat exchanger, for described overheated saturated vapour being converted to the heat power conversion equipment of electric energy; It is characterized in that, described solar heat collector comprises multiple tower photo-thermal module with collection solar thermal energy; Described heat power conversion equipment at least comprises a generator set, has at least two described tower photo-thermal modules to share a described generator set.
2. tower type solar solar-thermal generating system according to claim 1, is characterized in that, described heat power conversion equipment only includes a described generator set.
3. tower type solar solar-thermal generating system according to claim 2, it is characterized in that, multiple described tower photo-thermal module comprises the tower photo-thermal module of category-A being with centralized heat accumulation, and the tower photo-thermal module of described category-A is all connected in series, then is connected with described generator set;
Or multiple described tower photo-thermal module comprises the tower photo-thermal module of category-B being with distributed heat accumulation, and the tower photo-thermal module of described category-B is all connected in series, then is connected with described generator set;
Or, in multiple described tower photo-thermal module, comprise the tower photo-thermal module of category-B of the tower photo-thermal module of category-A and the distributed heat accumulation of band being with centralized heat accumulation simultaneously;
Wherein, be connected with described generator set again after the tower photo-thermal module of described category-A is all connected in series, be connected with described generator set again after the tower photo-thermal module of described category-B is all connected in series.
4. tower type solar solar-thermal generating system according to claim 1, is characterized in that, described heat power conversion equipment comprises multiple generator set.
5. tower type solar solar-thermal generating system according to claim 1, is characterized in that, single described tower photo-thermal module generated output is 15-25MW, and four described tower photo-thermal modules share the described generator set of a 50MW.
6. tower type solar solar-thermal generating system according to claim 5, is characterized in that, described heat power conversion equipment comprises two described generator set, and two described generator set are connected in parallel.
7. tower type solar solar-thermal generating system according to claim 6, is characterized in that, multiple described tower photo-thermal module comprises the tower photo-thermal module of category-B of the tower photo-thermal module of category-A and the distributed heat accumulation of band being with centralized heat accumulation simultaneously;
Whole tower photo-thermal modules of described category-A is connected to a described generator set altogether, and whole tower photo-thermal modules of described category-B is connected to generator set described in another altogether.
8. the tower type solar solar-thermal generating system according to claim 3 or 7, is characterized in that, the tower photo-thermal module of described category-A comprise for sunlight focusing the first heliostat and be provided with the first photo-thermal tower of the first heat collector;
The tower photo-thermal module of multiple described category-As is connected with described heat exchanger by the centralized heat storage units of heat hot working medium heat energy for storing in described first heat collector by one jointly.
9. the tower type solar solar-thermal generating system according to claim 3 or 7, it is characterized in that, the tower photo-thermal module of described category-B comprises the second heliostat for sunlight focusing, and comprise the second photo-thermal tower being provided with the second heat collector, also comprise and being connected with described second photo-thermal tower, for storing in described second heat collector by the distributed heat storage units of heat hot working medium heat energy.
10. tower type solar solar-thermal generating system according to claim 9, is characterized in that, described heat exchanger comprises multiple sub-heat exchanger, and the tower photo-thermal module of each described category-B comprises a described sub-heat exchanger;
The described sub-heat exchanger of the tower photo-thermal module of each described category-B is connected with described generator set for the high-temperature steam heat-storing device storing supersaturation hot steam by one jointly.
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| CN201410856597.XA CN105317637A (en) | 2014-12-31 | 2014-12-31 | Tower type solar thermal electric power generation system |
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| CN109340065A (en) * | 2018-08-03 | 2019-02-15 | 中国电力科学研究院有限公司 | A kind of photo-thermal power station participates in peak load regulation network control method and device |
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Effective date of registration: 20191230 Address after: 817000 South of Weijiu Road, Delingha Industrial Park, Haixi Mongolian Tibetan Autonomous Prefecture, Qinghai Province Applicant after: Qinghai new Mstar Technology Ltd Address before: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road No. 009 Chinese Development Institute of science and technology incubator building, 8 floor Applicant before: SHENZHEN ENESOON SCIENCE & TECHNOLOGY CO., LTD. |
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Application publication date: 20160210 |