CN102608543B - Flow battery test platform - Google Patents
Flow battery test platform Download PDFInfo
- Publication number
- CN102608543B CN102608543B CN201210111326.2A CN201210111326A CN102608543B CN 102608543 B CN102608543 B CN 102608543B CN 201210111326 A CN201210111326 A CN 201210111326A CN 102608543 B CN102608543 B CN 102608543B
- Authority
- CN
- China
- Prior art keywords
- electrolytic solution
- power supply
- wireless connections
- fluid reservoir
- district
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 115
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 59
- 239000003792 electrolyte Substances 0.000 claims abstract description 36
- 239000000126 substance Substances 0.000 claims abstract description 22
- 239000012530 fluid Substances 0.000 claims description 45
- 239000011261 inert gas Substances 0.000 claims description 27
- 238000005259 measurement Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 abstract description 37
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract description 36
- 238000013461 design Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 5
- 238000013316 zoning Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 33
- 230000008569 process Effects 0.000 description 30
- 230000006870 function Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 238000011056 performance test Methods 0.000 description 7
- 238000003487 electrochemical reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- -1 battery pile Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910001456 vanadium ion Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04276—Arrangements for managing the electrolyte stream, e.g. heat exchange
- H01M8/04283—Supply means of electrolyte to or in matrix-fuel cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0444—Concentration; Density
- H01M8/04477—Concentration; Density of the electrolyte
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/386—Arrangements for measuring battery or accumulator variables using test-loads
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
- Hybrid Cells (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides a kind of flow battery test platform, comprise test section, mesuring battary is arranged on test section; Automatically controlled district, comprise control system, power supply and load system and manual debugging panel, control system electrical connection or wireless connections power supply and load system, and control system electrical connection or wireless connections manual debugging panel, power supply is electrically connected with load system or wireless connections test section; Chemical system district, comprises electrolyte circulation system, and chemical system district is electrically connected or wireless connections with automatically controlled district, and electrolyte circulation system is connected by pipeline with test section.Flow battery test platform hardware system of the present invention carries out zoning design by function, be convenient to carry out modular processing and installation, compact overall structure is carefully and neatly done, easy to operate, can record the structural parameters of vanadium cell heap and the relation of electrolytic solution correlation parameter and vanadium cell performance more exactly.
Description
Technical field
The present invention relates to flow battery field tests, especially, relate to a kind of flow battery test platform.
Background technology
All-vanadium liquid flow energy storage battery (Vanadium Redox Battery, hereinafter referred to as vanadium cell) is a kind of principle of oxidation and reduction based on different valence state vanadium metal element, is namely realized the cell apparatus of charge and discharge by electrochemical reaction.Figure 1 shows that the principle of work schematic diagram of vanadium cell, vanadium cell system is primarily of compositions such as battery pile, electrolytic solution fluid reservoir 311, ebullator 312 and pipelines, and vanadium cell is respectively with V
3+/ V
2+, V
5+/ V
4+as the oxidation-reduction pair at battery the two poles of the earth, using the vanadium ion solution of corresponding valence state as the electrolytic solution at the two poles of the earth, battery pile is made up of some monocells, and each monocell comprises two half cells separated by PEM 314 and electrolyte channel 315.During discharge and recharge, through corresponding half cell, and there is electrochemical reaction and generation current at the flows by action of ebullator in the electrolytic solution at the two poles of the earth near PEM 314.Because vanadium cell has low cost of manufacture, long service life, meets the advantages such as environmental requirement, therefore progressively become the emphasis of energy-storage battery research in recent years.
The runner design of electrolyte parameter, battery pile, the coupling of vanadium cell system unit and battery operation parameter such as temperature, pressure etc. all can make a significant impact the performance of vanadium cell and efficiency.Therefore, in vanadium cell R&D process, by rational test method, performance test is carried out to vanadium cell system and critical component, we can obtain the high accuracy data of various influence factor and vanadium cell property relationships, for relevant research and design provide strong foundation, and then effectively shorten the R&D cycle and reduce R&D costs.In addition, in the vanadium cell industrialization stage, in conjunction with the market demand properties of product are tested reliably and evaluate product especially moves towards market must through step.But the research at present about vanadium cell test platform is also fewer, relevant research work need to strengthen.
Summary of the invention
The object of the invention is to provide a kind of flow battery test platform, to solve the technical matters cannot testing the structural parameters of vanadium cell heap and the relation of electrolytic solution correlation parameter and vanadium cell performance.
For achieving the above object, the invention provides a kind of flow battery test platform, comprise test section, mesuring battary is arranged on test section; Automatically controlled district, comprise control system, power supply and load system and manual debugging panel, control system electrical connection or wireless connections power supply and load system, and control system electrical connection or wireless connections manual debugging panel, power supply is electrically connected with load system or wireless connections test section; Chemical system district, comprises electrolyte circulation system, and chemical system district is electrically connected or wireless connections with automatically controlled district, and electrolyte circulation system is connected by pipeline with test section.
Further, control system comprises man-machine interface, controller and testing apparatus, and controller is electrically connected or wireless connections with man-machine interface and testing apparatus respectively.
Further, the power supply in power supply and load system is direct supply.
Further, in power supply and load system, load is electronic load.
Further, electrolyte circulation system comprises electrolytic solution fluid reservoir, ebullator, measurement instrument, electrolytic solution fluid reservoir is connected with mesuring battary by pipeline, and ebullator and measurement instrument to be arranged on pipeline and to be connected with pipeline, and measurement instrument is electrically connected or wireless connections with automatically controlled district.
Further, chemical system district also comprises heat-exchange system, and heat-exchange system is connected between electrolytic solution fluid reservoir and mesuring battary.
Further, electrolytic solution fluid reservoir liquid level position is in vertical direction higher than the electrolyte inlet position of mesuring battary and ebullator.
Further, electrolyte circulation system also comprises discharge opeing pressure relief device, and discharge opeing pressure relief device is connected with pipeline.
Further, heating and attemperator is provided with in electrolytic solution fluid reservoir.
Further, electrolyte circulation system also comprises inert gas protection device, and the inert gas import of inert gas protection device is connected with electrolytic solution fluid reservoir respectively with inert gas outlet.
Further, set-up of control system has multiple reserved control interface be connected with external unit.
Further, electrolyte circulation system, heat-exchange system and power supply and load system are many covers in parallel.
The present invention has following beneficial effect:
By carrying out zoning design to hardware system by function, be convenient to carry out modular processing and installation, compact overall structure is carefully and neatly done, easy to operate, records the structural parameters of vanadium cell heap and the relation of electrolytic solution correlation parameter and vanadium cell performance more exactly.The design of chemical system and flow process fully ensure that accuracy, the stability of battery testing process to have wider working range.Control system adopts the modular design of layering, and dynamic conditioning speed is fast, and precision is high, good reliability, and security is high, and is convenient to expansion and the upgrading of carrying out system.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to prior art of the present invention;
Fig. 2 is subregion according to flow battery test platform of the present invention and connection diagram;
Fig. 3 is the schematic diagram of the control system according to flow battery test platform of the present invention;
Fig. 4 is the chemical-process schematic diagram according to flow battery test platform of the present invention;
Fig. 5 is the relative position schematic diagram of fluid reservoir, ebullator and battery pile according to flow battery test platform of the present invention;
Critical component matching way and system running pattern schematic diagram when Fig. 6 is the test different capacity flow battery according to flow battery test platform of the present invention; And
Fig. 7 is the one-piece construction schematic diagram according to flow battery test platform of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
See Fig. 2 to Fig. 7, according to flow battery test platform of the present invention, comprising: test section 10, mesuring battary 40 is arranged on test section 10; Automatically controlled district 20, comprise control system 21, power supply and load system 22 and manual debugging panel 23, control system 21 is electrically connected or wireless connections power supply and load system 22, and control system 21 is electrically connected or wireless connections manual debugging panel 23, and power supply is electrically connected or wireless connections test section 10 with load system 22; Chemical system district 30, comprises electrolyte circulation system, and chemical system district 30 is electrically connected or wireless connections with automatically controlled district 20, and electrolyte circulation system is connected by pipeline 50 with test section 10.
The distribution system access external power source of flow battery test platform, as civil power, through changing accordingly, can be the control system 21 of flow battery test platform and testing apparatus and providing direct current needed for it or alternating current.Whole test platform can be made inside and separate cabinet form for multiple separate space, and each subregion occupies a separate space, thus realizes the isolation between subregion; Meanwhile, each region is all reserved with necessary pipeline 50 and line interface, and making between different subregion can contact by chemical pipeline and cable or wireless connections etc. on practical function.After carrying out subregion, fluid reservoir 311 and chemical pipeline 50 etc. are arranged on relative closure and independently in space, the electrolytic solution of chemical pipeline system can be avoided to reveal and damage other equipment such as control element and testing crew, improve security; In the manufacture process of test platform, first can carry out the sharp processing of modules, then carry out integral installation, can working (machining) efficiency be improved like this, reduce manufacturing cost; After subregion, the equipment identical or close due to function is concentrated arrangement, thus the watch-dog such as instrument dial plate, control valve, shift knob, display and keyboard and mouse can be arranged on debugging panel comparatively compactly, and being convenient to testing crew carries out various operation, very convenient and practical; After subregion, the equipment that function is identical or close is concentrated to settle becomes the relatively independent module of structure, and be convenient to installation and removal, can realize the multiple test function for difference object to be measured by the flexible assembling of module, practicality is stronger.By carrying out zoning design to hardware system by function, be convenient to carry out modular processing and installation, compact overall structure is carefully and neatly done, easy to operate, can record the structural parameters of vanadium cell heap and the relation of electrolytic solution correlation parameter and vanadium cell performance more exactly.
See Fig. 3, control system 21 comprises man-machine interface 211, controller 212 and testing apparatus 213, and controller 212 is electrically connected with man-machine interface 211 and testing apparatus 213 respectively.Upper strata man-machine interface 211 is made up of the manual control equipment such as controller display and keyboard and mouse being positioned at automatically controlled district 20, middle level controller 212 is made up of controller and chromacoder, lower floor's testing apparatus 213 is made up of the various testing tool and electric control gear being placed in chemical system district 30, battery pile and power supply and load system 22 place, can realize efficient real-time communication between three-decker.Control system 21 mainly carries out omnibearing management to the charge-discharge test process of vanadium cell; realize the functions such as the real-time data acquisition of whole system, data analysis, process monitoring, alarm and protection, data storing; there is perfect self-detection and control function; best charge-discharge test pattern can be formulated according to the real needs of the characteristic of tested vanadium cell and user; dynamic conditioning speed is fast; precision is high, good reliability.
See Fig. 6, the power supply in power supply and load system 22 is direct supply.In power supply and load system 22, load is electronic load.Direct supply can be used for charging to tested vanadium cell, and electronic load is for simulating the user side of tested battery, and the positive and negative electrode, electrical converter etc. of it and battery pile form closed circuit jointly.Can by the real-time electricity consumption situation regulating electronic load to carry out pseudo-terminal user in test process, also come to match with user side demand by changing the parameters such as flow of electrolyte in battery pile side simultaneously, therefore, this test platform can the various different operating condition of simulated battery, synchronously obtain comprehensive battery performance achievement data by measurement and data acquisition in real time, and best charge-discharge test pattern can be formulated according to the real needs of the characteristic of tested battery and user.
See Fig. 4, electrolyte circulation system comprises electrolytic solution fluid reservoir 311, ebullator 312, measurement instrument 313, electrolytic solution fluid reservoir 311 is connected with mesuring battary 40 by pipeline 50, ebullator 312 and measurement instrument 313 to be arranged on pipeline 50 and to be connected with pipeline 50, and measurement instrument 313 is electrically connected or wireless connections with automatically controlled district 20.Electrolyte circulation system is made up of electrolytic solution fluid reservoir 311, ebullator 312, valve 60, measurement instrument 313, heat-exchange system 33 etc.Electrolytic solution adds entrance 81 from electrolytic solution and adds, when testing, positive and negative electrode electrolytic solution circulates in pipeline 50, electrochemical reaction is there is when flowing through battery pile, electric current is formed in the closed circuit that electrode and electronic load are formed, and then realizing lasting charge and discharge process, measurement instrument 313 and data acquisition equipment will be measured and gather the data such as temperature, pressure, flow, liquid level, voltage, electric current in cell operation simultaneously.
See Fig. 4 and Fig. 5, electrolyte circulation system also comprises inert gas protection device, and the inert gas import 71 of inert gas protection device is connected with electrolytic solution fluid reservoir 311 respectively with inert gas outlet 72.Inert gas protection device is mainly used in purging to discharge air to whole piping system before testing, and in battery pile operational process, maintain the inert gas space of fluid reservoir 311 ullage, comprises inert gas import 71 and inert gas outlet 72.Inert gas protection device of the present invention can avoid the oxidation by air of electrolytic solution active component, thus reduces the error of test.Total process protective before inert gas protection device can play test to the electrolytic solution in test platform, in test process and after test.Such as, before test, before add electrolytic solution in electrolytic solution fluid reservoir, corresponding valve on pipeline can be opened, inert gas purge is carried out to whole pipeline, with the air in discharge system.In test process, pass into the larger inert gas of density by fluid reservoir upper space, the density due to inert gas is significantly greater than the density of air, and inert gas will be deposited on liquid level and air will float, thus realizes the basic isolation of air and electrolytic solution.
See Fig. 4, chemical system district 30 also comprises heat-exchange system 33, and heat-exchange system 33 is connected between fluid reservoir 311 and mesuring battary 40.Heat-exchange system 33, for discharging the heat produced in cell operation, maintains the normal working temperature of electrolytic solution.Heat-exchange system 33 of the present invention can in time, the heat that produces of accurate quantitative analysis ground system of discharging, thus accurately regulate the working temperature of electrolytic solution, improve the accuracy of test.Heat-exchange system of the present invention is adjustable, namely can according to the heat production situation of battery pile, the heap outlet temperature of such as electrolytic solution, regulates heat-exchange device access in systems in which and disconnection neatly, and the size of heat exchange amount.By the heat that heat-exchange device is discharged, can directly be discharged in environment, also can carry out recycling.
See Fig. 4, electrolyte circulation system also comprises discharge opeing pressure relief device, and the pipeline 50 of the discharge opeing pressure relief device and electrolyte circulation system that comprise multiple electrolytic solution escape hole 82 is connected.Flow battery test platform of the present invention has discharge opeing pressure relief device, can be used for carrying out pressure release to pipe system or parts and discharging raffinate, and when avoiding detaching equipment or pipeline, raffinate ejection or flow out damages personnel and facility.In addition, test platform of the present invention takes the measure of chemical system Secure isolation, be arranged in relative closure by the chemical industry such as fluid reservoir and pipeline relevant apparatus features and independently in space, the electrolytic solution of chemical system can be avoided to reveal testing crew and other facilities are damaged.The design of these two aspects makes test platform of the present invention have good security.
See Fig. 4, in electrolytic solution fluid reservoir 311, be provided with heating and attemperator 311a.Fluid reservoir 311 place, be provided with heating and attemperator 311a, in low temperature environment, can before testing to electrolyte preheating with the startup of accelerated test system, also can the non-test stage in conjunction with Automatic Control Component to electrolytic solution play heating and insulation effect.Heating arrangement of the present invention specifically comprises heat tape, heat exchanger etc., and attemperator is specifically included in coated thermal insulation material such as facility exterior such as fluid reservoir 311 grade, outside fluid reservoir, arranges the forms such as stay-warm case.
See Fig. 5, electrolytic solution fluid reservoir 311 liquid level position is in vertical direction higher than the electrolyte inlet position of mesuring battary 40 and ebullator 312.Both be convenient to pump priming like this, obviously can reduce again and carry secretly to the bubble in battery pile with electrolytic solution, and the test error caused by bubble in battery pile.If increase defoaming device in systems in which, then the electrolyte inlet position of electrolytic solution fluid reservoir 311 liquid level position in vertical direction and mesuring battary 40 and ebullator 312 can freely be arranged, but consider economic cause, directly utilize physical principle head it off, economical simple.In test process, electrolytic solution flows to ebullator 312 downwards by fluid reservoir 311 bottom liquid outlet, the bubble now carried secretly in electrolytic solution constantly can move upward along pipeline because density is relatively little under buoyancy, finally there is quite a few bubble can float up to the gas space on fluid reservoir 311 top, so just significantly can reduce and be carried secretly to the bubble in battery pile, and then reduce bubble to the impact of electrochemical reaction in battery pile.Under the prerequisite of not other partial design of influential system and installation, fluid reservoir 311 is designed to cross-sectional area is less, vertical height is larger " elongated " shape and it is vertically installed in system, fluid reservoir 311 liquid level and the difference in height between ebullator 312 and battery pile can be increased, and then be conducive to the bubble coalescence phenomenon improved in battery pile.Electrolytic solution flows through fluid reservoir 311 successively, ebullator 312 and battery pile, in vertical direction, the liquid level position of fluid reservoir 311 is higher than ebullator 312 center place horizontal level and battery pile inlet place horizontal level, corresponding difference in height is respectively h1 and h2, in test process, when electrolytic solution flows in pipeline as shown in the figure, the bubble carried secretly in electrolytic solution can move upward along pipeline because density is relatively little under buoyancy, h1 is larger, and bubble has the more sufficient time to move in fluid reservoir 311 even more than its liquid level, namely continue with electrolyte flow fewer to the bubble of battery pile, with should h2 more hour, then bubble will be less along the probability that pipeline floats up in battery pile.The design of such locus, can greatly reduce the bubble assembled in battery pile, thus improves the flowing of electrolytic solution in battery pile and electrochemical reaction situation.
See Fig. 6, electrolyte circulation system, heat-exchange system 33 and power supply and load system 22 are many covers in parallel.Common control system 21 and manual debugging panel 23, can carry out performance test to the battery of multiple different capacity simultaneously.The same item of hardware system unit of several specifications is devised as fluid reservoir 311, ebullator 312, pipeline 50, power supply and load system 22 etc. in test platform of the present invention, each base part is carried out coupling and integrated according to specifications parameter, makes the range etc. of the electrical specifications of the through-current capacity of pipeline 50, power supply and load system 22, system heat exchange amount, instrument can meet operation and the performance test requirement of the different capacity vanadium cell within the scope of 50W ~ 20kW.Meanwhile, control system of the present invention comprises multiple extendible control program module and control port.For the test request of different capacity battery pile, control system 21 can pass through working procedure module and the isoparametric setting of control port, and then realization runs mesuring battary 40 and the accuracy controlling of test process.In addition, the hardware environment of test platform of the present invention and software environment also can meet multiple battery pile and run simultaneously and test.Therefore, flow battery test platform of the present invention can be tested the performance of different capacity vanadium cell simultaneously.
Control system 21 is provided with multiple reserved control interface be connected with external unit, and external unit comprises measurement instrument, power supply and load system 22, peripheral control unit etc., and adopts modularization programming, is convenient to expansion and the upgrading of carrying out system.
See Fig. 7, the concrete workflow of flow battery test platform of the present invention and major function are described.Test platform mainly comprises test section 10, automatically controlled district 20 and chemical system district 30, concrete configuration controller, a manual debugging panel, the power supply of 3 different sizes and load system 22, corresponding 50W respectively, 3kW, 3 all kinds of chemical industry associated components of 20kW battery pile service requirement (comprise the fluid reservoir 311 of different capabilities, the pipeline 50 of different flow, the ebullator 312 of different flow and pressure head, the instrument etc. of the power supply of different parameters and load system 22 and different range), the comprehensive nargin coefficient of system is 1.2, therefore this test macro can meet 40W ~ 60W, 2.4kW ~ 3.6kW, the operation of the vanadium cell heap in 16kW ~ 24kW power bracket and test request.
Before test, first according to parameters such as the design powers of tested battery, analyze the requirement to aspects such as fluid reservoir 311 capacity, flow of electrolyte, ebullator 312 performance parameter, heat exchange amounts in this cell operation, and carry out the connection of pipeline 50 and system according to the fluid reservoir 311 of the method choice suitable parameter shown in Fig. 6, ebullator 312, instrument, the system unit such as power supply and load system 22.
After connecting line; then whole pipeline that inert gas shielding flow process flows to circulate electrolyte is started and relevant device purges; idiographic flow is: all valves in open system except 619,620,623,624; adjust flux makes inert gas flow fully in pipeline; to drain air wherein; sweeping process carries out complete, closes all valves in time.
Next for electrolytic solution feeds in raw material flow process, need before reinforced to ensure that the inert gas terminal valve 621,622,623,624 of fluid reservoir is all in opening, make to maintain certain pressure and atmosphere of inert gases in tank simultaneously, then open reinforced valve 619,620 and add appropriate electrolytic solution in fluid reservoir, the reinforced complete valve 619,620 that will feed in raw material is closed.
When testing, valve 601 to valve 608 is all in opening, simultaneously two groups of valves 609,610 at heat-exchange system 33 place and valve 611,612 have at least one group to be opening, electrolytic solution circulates along pipeline under the effect of ebullator, electrochemical reaction is there is when flowing through battery pile, electric current is formed, namely lasting charge or discharge process in the closed circuit simultaneously formed at electrode and power supply and load system.In cell operation, the battery operation data such as flow of electrolyte, battery pile out temperature, pressure synchronously can be measured, gather and be recorded to measurement instrument 313, and the electric parameter such as the open-circuit voltage of battery pile, electric current; Supervisory system and tester can send control signal or manually regulate relevant parameters simultaneously, and the response data of register system, sufficient high precision test figure can be obtained by whole test process, just can be made the performance index of tested battery by data analysis and comparatively comprehensively evaluating.
Heat-exchange system in test platform, its mode of operation can carry out automatic or manual adjustment: the first situation, if the design power of tested battery pile is less or the lower system radiating of environment temperature is abundant, in estimation test process, electrolytic solution is when can not significantly heat up, and can the opening and closing of control valve 609,610,611,612 manually or automatically make heat-exchange system 33 be in off-state; Second case, judges whether according to practical operation situation such as the heap outlet temperatures of electrolytic solution the size needing heat exchange and heat exchange amount, carries out automatic or manual adjustment by the opening and closing of respective valves in test process.Such as, when intensification acquires a certain degree, the opening and closing of control valve 609,610,611,612 makes heat-exchange system 33 start working manually or automatically, and regulates and controls according to intensification degree exchange heat.
When testing process terminates to need detaching pipelines; primer liner discharge opeing pressure release flow process: as shown in Figure 4; after shutdown; valve 601,602,603,604 is made to be in closed condition; valve 613 to 618 is all in opening simultaneously; electrolytic solution residual in other pipeline now except fluid reservoir 311 will be collected mouth from discharge opeing and flow out under the effect of internal pressure and gravity, and the electrolytic solution of collection can row relax again.Discharge opeing pressure release carries out pipeline dismounting later again, and the expulsion events of electrolytic solution would not occur, and has ensured the safety of personnel and facility.In addition, when the needs that break down of individual plants in test process carry out dismantling and overhauling, or when needing to change tested battery pile, the pipeline that the opening and closing of respective valves can be regulated to treat near detaching equipment carries out discharge opeing pressure release, and do not need the electrolytic solution that drains in whole system, operation of being more convenient for like this.When test platform needs to stop transport the long period, for safety, preferably keeping is carried out in the electrolytic solution discharge in whole system after shutting down.
In test platform described in this embodiment, performance test can be carried out to the vanadium cell heap of 3 different capacities simultaneously.Each base part in system is undertaken mating by specification and is combined into 3 test cells, corresponding control port and passage in control system are set simultaneously, call corresponding program module, just can carry out above-described test process to 3 vanadium cells of design power respectively within the scope of 40W ~ 60W, 2.4kW ~ 3.6kW, 16kW ~ 24kW simultaneously.
The present invention can also carry out performance test to vanadium cell system: comprise flow of electrolyte, temperature, pressure, voltage, electric current etc.; By flow battery test platform of the present invention for vanadium cell system access to be measured, first start the control system of test platform and select corresponding pattern, then starting mesuring battary system and start test.In mesuring battary system operation, control system by measurement, gather various desired data, correlation parameter to be regulated, and corresponding data after the adjustment of register system simultaneously, the comprehensive performance data of tested vanadium cell system can be obtained by test.
The present invention can also demarcate or performance test vanadium cell system unit: system unit to be measured can be ebullator, flowmeter, heat-exchanger rig, power supply and load etc.By the corresponding circulate electrolyte loop of UUT flow battery test platform of the present invention as ebullator accesses.Start the control system of test platform and select corresponding pattern, then starting electrolyte circulation system, in operational process, the service data such as flow, pressure head, power consumption of tested ebullator be measured and be gathered to control system will; Correlation parameter is regulated simultaneously, and the corresponding data of register system.The performance data of unit under test can be obtained by test or it is demarcated.
As can be seen from the above description, the above embodiments of the present invention achieve following technique effect:
Hardware system carries out zoning design by function, is convenient to carry out modular processing and installation, and compact overall structure is carefully and neatly done, easy to operate.The design of chemical system and flow process fully ensure that accuracy, the stability of battery testing process, there is wider working range, possess the diversified performance test function for monocell, vanadium cell heap, vanadium cell system and system unit etc., can measured power wider range, practical; Reduce systematic error by inert gas shielding, the measure such as heat exchange, fluid reservoir insulation in time, ensure reliability and the accuracy of test result; Carry out concentrating and close setting to electrolytic solution flow passage components, and the setting of discharge opeing pressure release flow process, possess good security; Control system adopts the modular design of layering, and dynamic conditioning speed is fast, and precision is high, good reliability, and security is high, and is convenient to expansion and the upgrading of carrying out system.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a flow battery test platform, is characterized in that, comprising:
Test section (10), mesuring battary (40) is arranged on described test section (10);
Automatically controlled district (20), comprise control system (21), power supply and load system (22) and manual debugging panel (23), described control system (21) is electrically connected or power supply and load system (22) described in wireless connections, and described control system (21) is electrically connected or manual debugging panel (23) described in wireless connections, and described power supply is electrically connected or test section described in wireless connections (10) with load system (22);
Described control system (21) comprises man-machine interface (211), controller (212) and testing apparatus (213), described controller (212) is electrically connected or wireless connections with described man-machine interface (211) and described testing apparatus (213) respectively, and described control system (21) is provided with multiple reserved control interface be connected with external unit;
Chemical system district (30), comprises electrolyte circulation system, and described electrolyte circulation system comprises:
Electrolytic solution fluid reservoir (311), ebullator (312), measurement instrument (313), described electrolytic solution fluid reservoir (311) is connected with described mesuring battary (40) by pipeline (50), described ebullator (312) and described measurement instrument (313) are arranged on described pipeline (50) and go up and be connected with described pipeline (50), described measurement instrument (313) is electrically connected or wireless connections with described automatically controlled district (20), described electrolytic solution fluid reservoir (311) liquid level position is in vertical direction higher than the position of the electrolyte inlet of described mesuring battary (40) and described ebullator (312), heating and attemperator (311a) is provided with in described electrolytic solution fluid reservoir (311),
Described chemical system district (30) is electrically connected or wireless connections with described automatically controlled district (20), and described electrolyte circulation system is connected by described pipeline (50) with described test section (10);
Described chemical system district (30) also comprises heat-exchange system (33), and described heat-exchange system (33) is connected between described electrolytic solution fluid reservoir (311) and described mesuring battary (40);
Described electrolyte circulation system, described heat-exchange system (33) and described power supply and load system (22) are many covers in parallel.
2. flow battery test platform according to claim 1, is characterized in that, the power supply in described power supply and load system (22) is direct supply.
3. flow battery test platform according to claim 1, is characterized in that, the load in described power supply and load system (22) is electronic load.
4. flow battery test platform according to claim 1, is characterized in that, described electrolyte circulation system also comprises discharge opeing pressure relief device, and described discharge opeing pressure relief device is connected with described pipeline (50).
5. flow battery test platform according to claim 1; it is characterized in that; also comprise inert gas protection device, the inert gas import (71) of described inert gas protection device is connected with described electrolytic solution fluid reservoir (311) respectively with inert gas outlet (72).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210111326.2A CN102608543B (en) | 2012-04-16 | 2012-04-16 | Flow battery test platform |
| PCT/CN2013/070425 WO2013155881A1 (en) | 2012-04-16 | 2013-01-14 | Flow battery testing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210111326.2A CN102608543B (en) | 2012-04-16 | 2012-04-16 | Flow battery test platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102608543A CN102608543A (en) | 2012-07-25 |
| CN102608543B true CN102608543B (en) | 2015-09-16 |
Family
ID=46526058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210111326.2A Active CN102608543B (en) | 2012-04-16 | 2012-04-16 | Flow battery test platform |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102608543B (en) |
| WO (1) | WO2013155881A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207046A (en) * | 2016-08-17 | 2016-12-07 | 风帆有限责任公司 | A kind of method preventing maintenance-free lead accumulator from bursting |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608543B (en) * | 2012-04-16 | 2015-09-16 | 中国东方电气集团有限公司 | Flow battery test platform |
| CN111272607A (en) * | 2018-12-05 | 2020-06-12 | 重庆雅讯电源技术有限公司 | Battery pack electrolyte density measuring device and method |
| CN111983482B (en) * | 2019-05-24 | 2021-05-28 | 江苏泛宇能源有限公司 | Detection method of environment-friendly all-vanadium redox flow battery |
| CN112666465A (en) * | 2020-12-24 | 2021-04-16 | 宁波烯铝新能源有限公司 | Metal-air battery test system and test method thereof |
| CN117282133A (en) * | 2023-09-07 | 2023-12-26 | 北京普能世纪科技有限公司 | Flow battery degassing device, degassing method, system and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101677135A (en) * | 2008-09-18 | 2010-03-24 | 中国人民解放军63971部队 | Zinc-manganese flow battery |
| CN102306815A (en) * | 2011-08-24 | 2012-01-04 | 中国东方电气集团有限公司 | Liquid flow cell system |
| CN102315465A (en) * | 2011-08-04 | 2012-01-11 | 深圳市金钒能源科技有限公司 | Vanadium redox flow battery control system based on PLC, control method and control device thereof |
| CN202512221U (en) * | 2012-04-16 | 2012-10-31 | 中国东方电气集团有限公司 | Flow battery testing platform |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2557254A1 (en) * | 2004-03-15 | 2005-09-22 | Hydrogenics Corporation | Test station for a fuel cell power module |
| WO2005043179A1 (en) * | 2004-11-02 | 2005-05-12 | Hydrogenics Corporation | Fuel cell test station retractable shield |
| CN101252198B (en) * | 2008-04-17 | 2010-04-07 | 上海交通大学 | Proton exchanging film fuel battery test platform |
| CN102401881B (en) * | 2010-09-10 | 2015-03-25 | 新奥科技发展有限公司 | Device, method and system for battery testing |
| CN102608543B (en) * | 2012-04-16 | 2015-09-16 | 中国东方电气集团有限公司 | Flow battery test platform |
-
2012
- 2012-04-16 CN CN201210111326.2A patent/CN102608543B/en active Active
-
2013
- 2013-01-14 WO PCT/CN2013/070425 patent/WO2013155881A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101677135A (en) * | 2008-09-18 | 2010-03-24 | 中国人民解放军63971部队 | Zinc-manganese flow battery |
| CN102315465A (en) * | 2011-08-04 | 2012-01-11 | 深圳市金钒能源科技有限公司 | Vanadium redox flow battery control system based on PLC, control method and control device thereof |
| CN102306815A (en) * | 2011-08-24 | 2012-01-04 | 中国东方电气集团有限公司 | Liquid flow cell system |
| CN202512221U (en) * | 2012-04-16 | 2012-10-31 | 中国东方电气集团有限公司 | Flow battery testing platform |
Non-Patent Citations (1)
| Title |
|---|
| "多功能燃料电池测试平台的设计与开发";陶诗涌 等;《南方电气评论》;20111225;第25卷(第100期);第13-19页 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207046A (en) * | 2016-08-17 | 2016-12-07 | 风帆有限责任公司 | A kind of method preventing maintenance-free lead accumulator from bursting |
| CN106207046B (en) * | 2016-08-17 | 2019-08-23 | 风帆有限责任公司 | A method of prevent maintenance-free lead accumulator from bursting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102608543A (en) | 2012-07-25 |
| WO2013155881A1 (en) | 2013-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102608543B (en) | Flow battery test platform | |
| CN102621499B (en) | Device for testing fuel cell stacks | |
| CN112228331B (en) | Hydrogen circulating pump capability test system | |
| CN103401031B (en) | The method and apparatus that accumulator failure monitoring is safeguarded | |
| CN204793042U (en) | Novel proton exchange membrane fuel cell's test system | |
| Wu et al. | Grid-scale energy storage systems and applications | |
| CN101814768A (en) | Fuel cell based standby power system | |
| CN209497314U (en) | A kind of micro-grid system coupled based on fuel cell test with charging pile | |
| CN107195944B (en) | A kind of flow battery regulation method and its regulator control system, flow battery | |
| CN206313044U (en) | A kind of fuel cell monitor station platform discharge cycle system and structure | |
| CN109683103A (en) | A kind of multi-channel fuel battery impedance test system of hardware in loop formula | |
| CN202471929U (en) | Device for testing fuel battery stack | |
| CN108110295B (en) | Energy efficiency optimization control method and system for flow battery device | |
| CN113161579A (en) | Multifunctional proton exchange membrane fuel cell component in-loop test bench | |
| CN213986650U (en) | Thermal management performance evaluation testing device for power battery system | |
| CN114122536A (en) | Battery pack performance testing device | |
| CN202512221U (en) | Flow battery testing platform | |
| CN210182525U (en) | Liquid full-immersion type lithium battery thermal management experiment platform | |
| CN104237697B (en) | A kind of new-energy automobile charging equipment test system | |
| CN115274148A (en) | Nuclear power plant containment tightness simulation test system | |
| CN114566683B (en) | Multifunctional zinc-bromine flow battery pile testing device and testing method thereof | |
| CN112578285B (en) | Lead-acid storage battery performance testing device and method | |
| CN217133328U (en) | Battery pack performance testing device | |
| CN211425782U (en) | Fuel cell system part leakage detection device | |
| CN115939462A (en) | Non-invasive multi-stack fuel cell system fault diagnosis device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180529 Address after: 611731 18 West core road, hi-tech West District, Chengdu, Sichuan Patentee after: Dongfang Electric Co., Ltd. Address before: 611731 Dongfang Electrical Research Institute, 18 West core road, hi-tech West District, Chengdu, Sichuan Patentee before: Dongfang Electric Corporation |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200827 Address after: 610000 No. 18 West core road, hi tech Zone, Chengdu, Sichuan Patentee after: Dongfang Electric (Chengdu) Hydrogen Fuel Cell Technology Co.,Ltd. Address before: 611731, No. 18, West core road, hi tech West District, Sichuan, Chengdu Patentee before: DONGFANG ELECTRIC Co.,Ltd. |
|
| TR01 | Transfer of patent right |