CN206673034U - A kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system - Google Patents
A kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system Download PDFInfo
- Publication number
- CN206673034U CN206673034U CN201720236031.6U CN201720236031U CN206673034U CN 206673034 U CN206673034 U CN 206673034U CN 201720236031 U CN201720236031 U CN 201720236031U CN 206673034 U CN206673034 U CN 206673034U
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- electrolyte
- liquid
- vanadium
- anode
- line
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- 239000007788 liquid Substances 0.000 title claims abstract description 115
- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 49
- 238000004146 energy storage Methods 0.000 title claims abstract description 24
- 239000003792 electrolyte Substances 0.000 claims abstract description 143
- 230000001105 regulatory effect Effects 0.000 claims description 23
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 6
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005457 optimization Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 101150006257 rig-4 gene Proteins 0.000 description 4
- 101100194816 Caenorhabditis elegans rig-3 gene Proteins 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910001456 vanadium ion Inorganic materials 0.000 description 1
Classifications
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
A kind of energy-accumulating power station system is the utility model is related to, specifically a kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system, belongs to full vanadium cell heap technical field.It includes multiple all-vanadium flow battery piles, electrolyte liquid circulation line, anode electrolyte circulation line, anode electrolyte bypass line and electrolyte liquid bypass line, the anode chamber and electrolyte liquid bypass line of multiple all-vanadium flow battery piles are connected in parallel in electrolyte liquid circulation line, and the cathode chamber and anode electrolyte bypass line of multiple all-vanadium flow battery piles are connected in parallel in anode electrolyte circulation line.The utility model can balance the flow of each pile in parallel and balanced electrolyte, so as to optimize pile work operating mode by design and optimization with bypass regulator valve circulating pipe system；Cooling heat transferring is carried out to electrolyte by cooling heat exchange device of the concentrated setting in circulating fluid main line, electrolyte temperature is controlled, improves system effectiveness.
Description
Technical field
A kind of energy-accumulating power station system is the utility model is related to, specifically a kind of all-vanadium liquid flow energy storage power station liquid flowing line
And storage system, belong to full vanadium cell heap technical field.
Background technology
At present, the growth momentum of energy storage industry is like a raging fire, and various energy storage technology application models also continue to bring out.Energy storage skill
The progress of art has directly driven the development of energy storage industry, and various technology application models also continue to bring out.According to application field to storage
The requirement of energy technology is different, and various energy storage technologies have its suitable application field.In extensive stored energy application field, full vanadium liquid
Galvanic battery is slightly better relative to life-span relatively low lithium ion battery, but due to by energy density is low, the excessively high limitation of cost
Influence, still locate experimental stage in the large-scale energy storage field such as wind-powered electricity generation.In the recent period, National Energy Board carries out 200,000 KW/80 ten thousand in Dalian
KWh flow battery demonstrative projects, all there is positive demonstration and leading action in technology application and commercialization pattern.Full vanadium liquid
The application value of galvanic battery is increasingly subject to pay attention to, and all-vanadium flow battery is ground by scientific research circle extensive concern, domestic and international associated mechanisms
It is continuous that hair obtains important breakthrough.
All-vanadium flow battery energy storage technology has that long lifespan, scale are big, safe and reliable, life cycle is cost-effective, quick
Response, depth charge and discharge and the outstanding advantage such as environment-friendly, have become the one preferred technique that extensive energy storage is realized in world wide
One of, applied to regenerative resource（Wind energy, solar energy etc.）Generate electricity by way of merging two or more grid systems, peak load regulation network energy storage, intelligent micro-grid, off grid power supply
Should, the field such as stand-by power supply.Because regenerative resource has intermittence, unstability, the natural quality such as can not regulate and control, cause it
It is grid-connected, dissolve and utilize etc. and numerous difficult and challenge be present.By introducing all-vanadium flow battery energy storage technology, can have
Effect raising Operation of Electric Systems stability, adjustment frequency, load fluctuation is compensated, power supply cost is reduced, improves power equipment utilization
Rate etc., promote the grid-connected of regenerative resource and use.All-vanadium flow battery technology will renewable energy system design, planning,
Scheduling, control etc. bring major transformation, promote Renewable Energy Development, and weight is played in the process of structure energy internet
Act on.
The content of the invention
In place of the purpose of this utility model is to overcome above-mentioned deficiency, so as to provide a kind of all-vanadium liquid flow energy storage power station liquid stream
Pipeline and storage system, the construction cost of energy-accumulating power station is reduced, optimize pile work operating mode, improve all-vanadium flow battery
The operating efficiency of heap.
According to technical scheme provided by the utility model, a kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system bag
Include multiple all-vanadium flow battery piles, electrolyte liquid circulation line, anode electrolyte circulation line, anode electrolyte bypass pipe
Road and electrolyte liquid bypass line, it is characterized in that：Anode chamber and electrolyte the liquid bypass of multiple all-vanadium flow battery piles
Pipeline is connected in parallel in electrolyte liquid circulation line, by the cathode chamber and anode electrolyte of multiple all-vanadium flow battery piles
Siphunculus road is connected in parallel in anode electrolyte circulation line；
Electrolyte liquid circulation line includes electrolyte flow container and electrolyte liquid heat-exchanger rig, electrolyte flow container
Liquid feeding end connects the outlet end of electrolyte liquid heat-exchanger rig, the feed liquor of electrolyte liquid heat-exchanger rig by the first negative pole pipeline
End connects the anode chamber outlet end of each all-vanadium flow battery pile by each 3rd negative pole pipeline, and electrolyte flow container goes out
Liquid end connects each 4th negative pole pipeline by the second negative pole pipeline, and each 4th negative pole pipeline connects each all-vanadium flow battery
The anode chamber liquid feeding end of pile；
Anode electrolyte circulation line includes anolyte flow container and anode electrolyte heat-exchanger rig, anolyte flow container
Liquid feeding end connects the outlet end of anode electrolyte heat-exchanger rig, the feed liquor of anode electrolyte heat-exchanger rig by the first positive pole pipeline
End connects the cathode chamber outlet end of each all-vanadium flow battery pile, anode electrolyte heat exchange dress by each second positive pole pipeline
The outlet end put connects each 4th positive pole pipeline by the 3rd positive pole pipeline, and each 4th positive pole pipeline connects each full vanadium liquid
The cathode chamber liquid feeding end of galvanic battery pile.
Further, the second negative pole pipeline is provided with electrolyte liquid circulating pump.
Further, it is equipped with electrolyte flow quantity adjusting control valve on each 4th negative pole pipeline.
Further, the 3rd positive pole pipeline is provided with anode electrolyte circulating pump.
Further, it is equipped with anode electrolyte flow regulating and controlling valve on each 4th positive pole pipeline.
Further, electrolyte liquid bypass line includes electrolyte liquid bypass pipe regulating valve, electrolyte liquid bypass
The outlet end of pipe regulating valve connects the liquid feeding end of electrolyte liquid heat-exchanger rig, electrolyte liquid by the first negative pole bypass line
The liquid feeding end of bypass pipe regulating valve connects the second negative pole pipeline by the second negative pole bypass line.
Further, anode electrolyte bypass line includes anode electrolyte bypass pipe regulating valve, anode electrolyte bypass
The outlet end of pipe regulating valve connects the liquid feeding end of anode electrolyte heat-exchanger rig, anode electrolyte by the first positive pole bypass line
The liquid feeding end of bypass pipe regulating valve connects the 3rd positive pole pipeline by the second negative pole bypass line.
Compared with the prior art the utility model has advantages below：
The utility model is simple in construction, compact, reasonable, stores electrolyte using large-scale electrolysis liquid storage tank, reduces energy storage
The construction cost in power station；By design and optimization with bypass regulator valve circulating pipe system, each pile in parallel can be balanced
Flow and balanced electrolyte, so as to optimize pile work operating mode；Pass through cooling of the concentrated setting in circulating fluid main line
Heat-exchanger rig carries out cooling heat transferring to electrolyte, controls electrolyte temperature, improves system effectiveness.
Brief description of the drawings
Fig. 1 is the utility model front view.
Description of reference numerals：1- electrolytes flow container, 2- anolytes flow container, 3- electrolyte liquid heat-exchanger rig, 4- are just
Pole electrolyte heat-exchanger rig, 5- all-vanadium flow batteries pile, 6- electrolyte liquid circulating pump, the regulation control of 7- electrolytes flow quantity
Valve processed, 8- anode electrolytes circulating pump, 9- anode electrolytes flow regulating and controlling valve, 10- electrolyte liquid bypass pipes regulating valve,
11- anode electrolyte bypass pipes regulating valve, the first negative poles of 12- pipeline, the second negative poles of 13- pipeline, the negative pole pipelines of 14- the 3rd, 15-
4th negative pole pipeline, the first positive poles of 16- pipeline, the second positive poles of 17- pipeline, the positive pole pipelines of 18- the 3rd, the positive pole pipelines of 19- the 4th,
The first negative poles of 20- bypass line, the second negative poles of 21- bypass line, the first positive poles of 22- bypass line, 23- the second positive pole bypass pipes
Road.
Embodiment
The utility model will be further described with reference to the embodiment in accompanying drawing below：
As shown in figure 1, the utility model mainly include multiple all-vanadium flow battery piles 5, electrolyte liquid circulation line,
Anode electrolyte circulation line, anode electrolyte bypass line and electrolyte liquid bypass line, multiple all-vanadium flow battery electricity
The anode chamber and electrolyte liquid bypass line of heap 5 are connected in parallel in electrolyte liquid circulation line, multiple all-vanadium flow electricity
The cathode chamber and anode electrolyte bypass line of pond pile 5 are connected in parallel in anode electrolyte circulation line.
Electrolyte liquid circulation line includes electrolyte flow container 1 and electrolyte liquid heat-exchanger rig 3, electrolyte flow container
1 liquid feeding end connects the outlet end of electrolyte liquid heat-exchanger rig 3, electrolyte liquid heat-exchanger rig by the first negative pole pipeline 12
3 liquid feeding end connects the anode chamber outlet end of each all-vanadium flow battery pile 5 by each 3rd negative pole pipeline 14.Negative electricity
The outlet end of solution flow container 1 connects each 4th negative pole pipeline 15 by the second negative pole pipeline 13, and each 4th negative pole pipeline 15 connects
Connect the anode chamber liquid feeding end of each all-vanadium flow battery pile 5.
The second negative pole pipeline 13 is provided with electrolyte liquid circulating pump 6.On each 4th negative pole pipeline 15
Provided with electrolyte flow quantity adjusting control valve 7, electrolyte flow quantity adjusting control valve 7 can balance each pile in parallel
Flow and balanced electrolyte, so as to optimize pile work operating mode.
The electrolyte liquid bypass line includes electrolyte liquid bypass pipe regulating valve 10, and electrolyte liquid bypass pipe is adjusted
The outlet end for saving valve 10 connects the liquid feeding end of electrolyte liquid heat-exchanger rig 3, electrolyte by the first negative pole bypass line 20
The liquid feeding end of liquid bypass pipe regulating valve 10 connects the second negative pole pipeline 13 by the second negative pole bypass line 21.
Anode electrolyte circulation line includes anolyte flow container 2 and anode electrolyte heat-exchanger rig 4, anolyte flow container
2 liquid feeding end connects the outlet end of anode electrolyte heat-exchanger rig 4, anode electrolyte heat-exchanger rig by the first positive pole pipeline 16
4 liquid feeding end connects the cathode chamber outlet end of each all-vanadium flow battery pile 5 by each second positive pole pipeline 17.Positive pole electricity
The outlet end of solution liquid heat-exchanger rig 4 connects each 4th positive pole pipeline 19, each 4th positive pole pipe by the 3rd positive pole pipeline 18
Road 19 connects the cathode chamber liquid feeding end of each all-vanadium flow battery pile 5.Anode electrolyte circulation line enables to positive pole electric
Electrolyte is always maintained at circulating in solution flow container 2, avoids electrolyte is static from producing crystallization.
The 3rd positive pole pipeline 18 is provided with anode electrolyte circulating pump 8.On each 4th positive pole pipeline 19
Provided with anode electrolyte flow regulating and controlling valve 9, anode electrolyte flow regulating and controlling valve 9 can balance each pile in parallel
Flow and balanced electrolyte, so as to optimize pile work operating mode.
The anode electrolyte bypass line includes anode electrolyte bypass pipe regulating valve 11, and anode electrolyte bypass pipe is adjusted
The outlet end for saving valve 11 connects the liquid feeding end of anode electrolyte heat-exchanger rig 4, anolyte by the first positive pole bypass line 22
The liquid feeding end of liquid bypass pipe regulating valve 11 connects the 3rd positive pole pipeline 18 by the second negative pole bypass line 23.Electrolyte liquid follows
Endless tube road enables to electrolyte in electrolyte flow container to be always maintained at circulating, and avoids electrolyte is static from producing crystallization.
The electrolyte flow container 1 and anolyte flow container 2 set tank body to cheat because tank body volume is larger, therefore on ground
Hole, electrolyte flow container 1 and anolyte flow container 2 are placed in tank body pit-hole.
Utility model works principle is as follows：Multiple all-vanadium flow battery piles are connected in parallel by liquid flowing line, positive pole
It is separately stored in the vanadium ion electrolyte of negative pole different valence state in large-scale electrolysis liquid storage tank, each electrolyte storage tank passes through circulating pump
The uniform mixing of moment holding electrolyte is acted on, when carrying out charge and discharge to battery, electrolyte is made by Flux Valve Control
With, flow into the cathode chamber and anode chamber of battery respectively by liquid flowing line, and oxidation and reduction reaction occurs in electrode surface, realize
The storage in power station and release electric energy.
The utility model make it that in all-vanadium flow battery energy-accumulating power station system that turning into using concentration large-scale electrolysis liquid storage tank can
Can, and then reduce the construction cost of energy-accumulating power station.The utility model passes through the design and optimization of circulating pipe system, Neng Gouping
Weigh each pile in parallel flow and balanced electrolyte, so as to optimize pile work operating mode；Changed simultaneously by the cooling of concentrated setting
Thermal carries out cooling heat transferring to electrolyte, controls electrolyte temperature, improves system effectiveness.
Claims (7)
1. a kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system, including multiple all-vanadium flow battery piles（5）, negative pole
Electrolyte circulation line, anode electrolyte circulation line, anode electrolyte bypass line and electrolyte liquid bypass line, it is special
Sign is：Multiple all-vanadium flow battery piles（5）Anode chamber and electrolyte liquid bypass line be connected in electrolyte liquid in parallel
In circulation line, multiple all-vanadium flow battery piles（5）Cathode chamber and anode electrolyte bypass line be connected in positive pole in parallel
In electrolyte circulation line；
Electrolyte liquid circulation line includes electrolyte flow container（1）With electrolyte liquid heat-exchanger rig（3）, electrolyte flow container
（1）Liquid feeding end pass through the first negative pole pipeline（12）Connect electrolyte liquid heat-exchanger rig（3）Outlet end, electrolyte liquid changes
Thermal（3）Liquid feeding end pass through each 3rd negative pole pipeline（14）Connect each all-vanadium flow battery pile（5）Anode chamber
Outlet end, electrolyte flow container（1）Outlet end pass through the second negative pole pipeline（13）Connect each 4th negative pole pipeline（15）, respectively
Individual 4th negative pole pipeline（15）Connect each all-vanadium flow battery pile（5）Anode chamber liquid feeding end；
Anode electrolyte circulation line includes anolyte flow container（2）With anode electrolyte heat-exchanger rig（4）, anolyte flow container
（2）Liquid feeding end pass through the first positive pole pipeline（16）Connect anode electrolyte heat-exchanger rig（4）Outlet end, anode electrolyte changes
Thermal（4）Liquid feeding end pass through each second positive pole pipeline（17）Connect each all-vanadium flow battery pile（5）Cathode chamber
Outlet end, anode electrolyte heat-exchanger rig（4）Outlet end pass through the 3rd positive pole pipeline（18）Connect each 4th positive pole pipeline
（19）, each 4th positive pole pipeline（19）Connect each all-vanadium flow battery pile（5）Cathode chamber liquid feeding end.
2. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：Described
Two negative pole pipelines（13）It is provided with electrolyte liquid circulating pump（6）.
3. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：It is described each
Individual 4th negative pole pipeline（15）On be equipped with electrolyte flow quantity adjusting control valve（7）.
4. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：Described
Three positive pole pipelines（18）It is provided with anode electrolyte circulating pump（8）.
5. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：It is described each
Individual 4th positive pole pipeline（19）On be equipped with anode electrolyte flow regulating and controlling valve（9）.
6. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：It is described negative
Pole electrolyte bypass line includes electrolyte liquid bypass pipe regulating valve（10）, electrolyte liquid bypass pipe regulating valve（10）Go out
Liquid end passes through the first negative pole bypass line（20）Connect electrolyte liquid heat-exchanger rig（3）Liquid feeding end, electrolyte liquid bypass
Pipe regulating valve（10）Liquid feeding end pass through the second negative pole bypass line（21）Connect the second negative pole pipeline（13）.
7. a kind of all-vanadium liquid flow energy storage power station liquid flowing line as claimed in claim 1 and storage system, it is characterized in that：It is described just
Pole electrolyte bypass line includes anode electrolyte bypass pipe regulating valve（11）, anode electrolyte bypass pipe regulating valve（11）Go out
Liquid end passes through the first positive pole bypass line（22）Connect anode electrolyte heat-exchanger rig（4）Liquid feeding end, anode electrolyte bypass
Pipe regulating valve（11）Liquid feeding end pass through the second negative pole bypass line（23）Connect the 3rd positive pole pipeline（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236031.6U CN206673034U (en) | 2017-03-10 | 2017-03-10 | A kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236031.6U CN206673034U (en) | 2017-03-10 | 2017-03-10 | A kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206673034U true CN206673034U (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720236031.6U Expired - Fee Related CN206673034U (en) | 2017-03-10 | 2017-03-10 | A kind of all-vanadium liquid flow energy storage power station liquid flowing line and storage system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206673034U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048147A (en) * | 2019-03-18 | 2019-07-23 | 中国电力科学研究院有限公司 | A kind of all-vanadium flow battery pipe-line system having mixed liquid function |
| CN110611109A (en) * | 2019-09-20 | 2019-12-24 | 中国东方电气集团有限公司 | Regulating and controlling method and system of electrolyte and flow battery energy storage system |
| CN113314737A (en) * | 2021-03-19 | 2021-08-27 | 北京和瑞储能科技有限公司 | Flow battery pipeline system |
| CN114122536A (en) * | 2021-10-27 | 2022-03-01 | 北京和瑞储能科技有限公司 | Battery pack performance testing device |
| WO2022223197A1 (en) * | 2021-04-22 | 2022-10-27 | Voith Patent Gmbh | Battery storage power plant having a cooling system |
-
2017
- 2017-03-10 CN CN201720236031.6U patent/CN206673034U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048147A (en) * | 2019-03-18 | 2019-07-23 | 中国电力科学研究院有限公司 | A kind of all-vanadium flow battery pipe-line system having mixed liquid function |
| CN110048147B (en) * | 2019-03-18 | 2021-11-05 | 中国电力科学研究院有限公司 | An all-vanadium redox flow battery piping system with liquid mixing function |
| CN110611109A (en) * | 2019-09-20 | 2019-12-24 | 中国东方电气集团有限公司 | Regulating and controlling method and system of electrolyte and flow battery energy storage system |
| CN113314737A (en) * | 2021-03-19 | 2021-08-27 | 北京和瑞储能科技有限公司 | Flow battery pipeline system |
| WO2022223197A1 (en) * | 2021-04-22 | 2022-10-27 | Voith Patent Gmbh | Battery storage power plant having a cooling system |
| CN114122536A (en) * | 2021-10-27 | 2022-03-01 | 北京和瑞储能科技有限公司 | Battery pack performance testing device |
| CN114122536B (en) * | 2021-10-27 | 2024-02-09 | 北京和瑞储能科技有限公司 | Battery pack performance testing device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20210310 |
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| CF01 | Termination of patent right due to non-payment of annual fee |