CN109946519A - A kind of fuel cell membrane electrode performance testing device and application - Google Patents
A kind of fuel cell membrane electrode performance testing device and application Download PDFInfo
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- CN109946519A CN109946519A CN201711373325.4A CN201711373325A CN109946519A CN 109946519 A CN109946519 A CN 109946519A CN 201711373325 A CN201711373325 A CN 201711373325A CN 109946519 A CN109946519 A CN 109946519A
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- membrane electrode
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- pole plate
- upper cavity
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Abstract
The invention discloses a kind of performance testing devices of fuel cell membrane electrode, including electrode Fast Installation component, quick charging assembly and temperature-controlling module.The electrode Fast Installation component is used for the Fast Installation of membrane electrode to be measured, and the quick charging assembly is used to quickly provide specified pressure for membrane electrode to be measured, and the temperature-controlling module is for providing specified reaction temperature for membrane electrode.When membrane electrode pressure, temperature reach assigned temperature, it can be passed through reaction gas, measure membrane electrode performance.
Description
Technical field
The present invention designs a kind of test device, and in particular to a kind of performance testing device of fuel cell membrane electrode.
Background technique
As environmental requirement is gradually increased in the anxiety and people of global resources, so that the research and development of fuel cell technology
Increasingly mature, process of industrialization is increasingly deepened, therefore the test detection method and device of components each for fuel cell receive
The attention of each research institution.
Fuel cell membrane electrode is the core place that chemical energy is converted to electric energy by fuel cell during the work time, is combustion
Expect the primary core component of battery, english abbreviation MEA.Membrane electrode is the place of multinomial mass transfer and electrochemical reaction,
Decide the performance, cost and service life of fuel cell pile.Therefore, have accurately to the performance of fuel cell membrane electrode and service life
Assessment become fuel cell research and development core technology.The parameter for needing to control in fuel cell membrane electrode test process has:
The pressure of anode gas flow, cathode gas flow, reaction tank temperature and reaction tank.Wherein, the gas flow control of anode and cathode
The reactive material of membrane electrode is made, reaction tank temperature controls the environment temperature of membrane electrode reaction, and reaction tank pressure controls membrane electrode
Compression ratio, and then control membrane electrode internal resistance.Accurately, repeatably can control each parameter decides to fuel cell membranes electricity
Whether the performance and life appraisal of pole are accurate.
Conventional fuel cell membrane electrode list pond test device is added mostly based on pile end plate and graphite electrode plate with bolt
It carries, it is cumbersome, it is unable to control the size of loading force, loading force is too small to cause membrane electrode compression ratio inadequate, and internal resistance is excessive, load
Power is excessive, destroys membrane electrode.Meanwhile when doing comparative experiments, same loading force size can not be repeated, experimental result is caused to deposit
In deviation.Also, time and effort consuming is loaded using bolt, wastes the plenty of time of researcher.
Therefore, the membrane electrode performance testing device for designing a reliable, quick, repeatable load necessitates.
Summary of the invention
The purpose of the present invention is design a kind of fuel cell membrane electrode reliable, quick, that repetition load can be achieved
It can test device.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of fuel cell membrane electrode performance testing device, including membrane electrode Fast Installation component, quick charging assembly, temperature
Spend control assembly；Using modularized design, keep fuel cell membrane electrode test process more succinct orderly；
The Fast Installation component includes upper cavity and lower chamber；Upper cavity and lower chamber are oppositely arranged, and constitute reaction chamber
Body；Membrane electrode to be measured is placed in reaction cavity；Its Fast Installation may be implemented by guide locating device provided in fuel cell membrane electrode；
The temperature-controlling module is for controlling fuel cell membrane electrode in the intracorporal operating temperature of reaction chamber；
The quick charging assembly includes load cylinder, pressure reducing valve, reversal valve, flow valve, briquetting；Cylinder through flow valve,
Reversal valve, pressure reducing valve are connected with gas source；Cylinder and pressure reducing valve co- controlling cylinder power output, so by briquetting control action in
Pressure on Fast Installation component, loads compared to traditional bolt, which accurately controls, it can be achieved that pressure
Repetition load, and then accurately measure the internal resistance of fuel cell membrane electrode.The speed of reversal valve and flow valve control load, it is real
Existing flexible load, avoids damage to membrane electrode；
Briquetting is placed in right above upper cavity, and briquetting lower surface is equipped with insulation felt pad, and lower chamber is placed in above bottom plate, under
Insulation insulation board is equipped between cavity and bottom plate；Load cylinder is fixed on retainer, and cylinder is placed in right above briquetting, cylinder
Piston is affixed with briquetting, drives briquetting to move up and down by cylinder, and briquetting is used to cylinder thrust being loaded into upper cavity.
Upper cavity in the Fast Installation component is the block that a lower end surface is plane, is equipped in the lower end surface of block
Groove；In being covered with pole plate on the open end of groove, pole plate and the edge of the open end of groove are mutually amplexiformed, in the outer of pole plate
Show up and be provided with flow field, be equipped with two through-holes in the side wall surface of groove and/or bottom surface or set in flow field inlet end and outlet end
There are two through-holes, air inlet and venthole of two through-holes respectively as fuel gas；
Lower chamber is placed in below upper cavity, and the groove of lower chamber and upper cavity is oppositely arranged, and constitutes reaction cavity；Film to be measured
Electrode is placed between the pole plate of lower chamber and the pole plate of upper cavity；
In being respectively equipped with performance test hole on upper cavity and lower chamber, it is equipped with what one end was connected with pole plate in performance test hole
Extraction wire.Each conducting wire is unique, specifies for testing current or voltage tester.
The temperature-controlling module includes heating element, temperature sensor, temperature controller；In upper cavity and/or cavity of resorption
Body is equipped with bottoming hole, is equipped with heating element in bottoming hole；Temperature test hole, temperature are equipped in upper cavity and/or lower chamber
Temperature sensor is equipped in instrument connection；Temperature sensor is connected by conducting wire with temperature controller, and heating element is controlled through temperature
Device is connected with external power, and the heating element, temperature sensor and temperature controller are for controlling fuel cell membrane electrode in reaction chamber
Operating temperature in body.Temperature control is accurate, and quickly, temperature keeps stablizing for heating.
2 or more guide posts are equipped in upper cavity or lower chamber, are equipped with and guide post in lower chamber or upper cavity
Corresponding 2 or more guide post sliding eyes.Quick positioning when for membrane electrode installation.
Sealing ring is equipped between membrane electrode edge to be measured and the pole plate of lower chamber and/or in membrane electrode surrounding to be measured
Sealing ring is equipped between edge and the pole plate of upper cavity.
Bottom plate is placed on retainer；The quick charging assembly is placed on retainer.
The test device at work, is first taken out the quick charging assembly from retainer；It opens described anti-
Cavity is answered, membrane electrode to be measured is packed between pole plate by guide post guiding, mass transfer is carried out to membrane electrode by the pole plate, is led
Electricity；Merge reaction cavity, puts back in retainer；
At this point, opening gas source, reversal valve is opened, cylinder can be rapidly by pressure-loaded on reaction cavity；It is flowed by adjusting
Amount valve can control the speed of cylinder load, can control the size of cavity loading force by adjusting pressure reducing valve, reaction cavity is logical
Quick charging assembly is crossed to be clamped；At this point, opening temperature-controlling module, reaction cavity is made to be heated to the work temperature of membrane electrode
Degree, while reaction gas is passed through by air inlet, stablize to battery, passage capacity instrument connection extraction wire carries out performance measurement.
Compared with conventional film electrode testing device, the Fast Installation of membrane electrode is can be achieved in the present invention, greatlys save operator
The set-up time of member's test membrane electrode, shorten test period；It, can be with secondly, the repetition loading of membrane electrode may be implemented in the device
The loading pressure of quantitative control membrane electrode, and then membrane electrode internal resistance is accurately controlled, the accuracy of membrane electrode performance test is improved,
This is that traditional test device cannot achieve；Finally, compared with chaotic, unordered with the operation of traditional test device, the mould of the device
Block design improves the testing efficiency of operator so that the operation of membrane electrode is succinctly orderly.
Detailed description of the invention
Fig. 1 is the assembling figure of invention.
Fig. 2 is reaction cavity part drawing.
Wherein: 1 reaction cavity；2 graphite electrode plates；3 mat insulations；4 loading blocks；5 heat-insulating shields；6 bottom plates；7 cylinders；8 flows
Valve；9 hand-operated direction valves；10 pressure reducing valves；11 temperature-controlling modules；12 bottoming holes；13 temperature test holes；14 air inlets；15 guiding
Column；16 retainers；17 sealing rings；18 performance test holes；19 grooves；20 ventholes.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
Referring to Fig.1-2, the present invention provides a kind of fuel cell membrane electrode performance testing device, including membrane electrode Fast Installation
Component, quick charging assembly, temperature-controlling module.The Fast Installation component includes reaction cavity 1, graphite electrode plate 2, sealing ring
17 and guide post 15.The reaction cavity 1 include the groove 19 of fixed graphite electrode plate, bottoming hole 12, temperature test hole 13, into
Stomata 14, venthole 20, performance test hole 18.The reaction cavity is clamped by quick loading module, passes through the stone
Black pole plate 2 carries out mass transfer to membrane electrode, conductive.
The quick charging assembly includes loading cylinder 7, the pressure reducing valve 10 for controlling on-load pressure size, control loaded switches
Reversal valve 9, control loading velocity flow valve 8, for conducting pressure loading blocks 4, loading blocks and Fast Installation component it
Between insulation felt pad 3, retainer 16, the insulation insulation board 5 between bottom plate 6 and bottom plate and Fast Installation component.It is described to add
It carries block 4 and is used to for cylinder thrust being loaded into the Fast Installation component, the retainer 16 is for fixing the Fast Installation
Component.
The temperature-controlling module includes heating rod, thermocouple, temperature controller etc..The heating rod, thermocouple and temperature controller
For controlling reaction cavity temperature in the operating temperature of fuel cell membrane electrode.
The test device at work, is first taken out the quick loading module from retainer 16.Opening is stated instead
Cavity 1 is answered, membrane electrode to be measured is packed between graphite electrode plate 2 by guide post 15.Merge reaction cavity 1, puts back in retainer 16.
At this point, open gas source, hand-operated direction valve 9 is opened, cylinder 7 can rapidly will be on pressure-loaded and reaction cavity 1.By adjusting flow
Valve 8 can control the speed of the load of cylinder 7, can reflect the size of cavity loading force by adjusting pressure reducing valve 10.At this point, opening
Temperature-controlling module makes reaction cavity 1 be heated to the operating temperature of membrane electrode, while being passed through reaction gas by air inlet 14,
Stablize to battery, 18 extraction wire of passage capacity instrument connection carries out performance measurement.
Claims (7)
1. a kind of fuel cell membrane electrode performance testing device, it is characterised in that: including membrane electrode Fast Installation component, quickly plus
Carry component, temperature-controlling module；
The Fast Installation component includes upper cavity and lower chamber；Lower chamber and upper cavity are oppositely arranged, and constitute reaction cavity；To
Membrane electrode is surveyed to be placed in reaction cavity；
The temperature-controlling module is for controlling fuel cell membrane electrode in the intracorporal operating temperature of reaction chamber；
The quick charging assembly includes load cylinder, pressure reducing valve, reversal valve, flow valve, briquetting；Cylinder is through flow valve, commutation
Valve, pressure reducing valve are connected with gas source；
Briquetting is placed in right above upper cavity, and briquetting lower surface is equipped with insulation felt pad, and lower chamber is placed in above bottom plate, in lower chamber
Insulation insulation board is equipped between bottom plate；Load cylinder is fixed on retainer, and cylinder is placed in right above briquetting, the piston of cylinder
It is affixed with briquetting, drive briquetting to move up and down by cylinder, briquetting is used to cylinder thrust being loaded into upper cavity.
2. test device described in accordance with the claim 1, it is characterised in that:
Upper cavity in the Fast Installation component is the block that a lower end surface is plane, is equipped in the lower end surface of block recessed
Slot；In being covered with pole plate on the open end of groove, pole plate and the edge of the open end of groove are mutually amplexiformed, in the exposed of pole plate
Face is provided with flow field, is equipped with two through-holes in the side wall surface of groove and/or bottom surface or is equipped in flow field inlet end and outlet end
Two through-holes, air inlet and venthole of two through-holes respectively as fuel gas；
Lower chamber in the Fast Installation component is the block that a upper surface is plane, is equipped with groove in the upper surface of block
Or flow field；It is covered with pole plate in the open end of groove, pole plate and the edge of the open end of groove are mutually amplexiformed, in the outer of pole plate
Show up and be provided with flow field, be equipped with two through-holes in the side wall surface of groove and/or bottom surface or set in flow field inlet end and outlet end
There are two through-holes, air inlet and venthole of two through-holes respectively as the oxidant gas in flow field；
Lower chamber is placed in below upper cavity, and the groove of lower chamber and upper cavity is oppositely arranged, and constitutes reaction cavity；Membrane electrode to be measured
It is placed between the pole plate of lower chamber and the pole plate of upper cavity；
In being respectively equipped with performance test hole on upper cavity and lower chamber, the extraction that one end is connected with pole plate is equipped in performance test hole
Conducting wire.
3. test device according to claim 1 or 2, it is characterised in that:
The temperature-controlling module includes heating element, temperature sensor, temperature controller；In on upper cavity and/or lower chamber
Equipped with bottoming hole, heating element is equipped in bottoming hole；Temperature test hole, temperature test are equipped in upper cavity and/or lower chamber
Temperature sensor is equipped in hole；Temperature sensor is connected by conducting wire with temperature controller, heating element through temperature controller and
External power is connected, and the heating element, temperature sensor and temperature controller are for controlling reaction cavity in fuel cell membrane electrode
Operating temperature.
4. test device described in accordance with the claim 1, it is characterised in that:
2 or more guide posts are equipped in upper cavity or lower chamber, are equipped in lower chamber or upper cavity opposite with guide post
2 or more the guide post sliding eyes answered.
5. test device described in accordance with the claim 1, it is characterised in that:
Sealing ring is equipped between membrane electrode edge to be measured and the pole plate of lower chamber and/or in membrane electrode edge to be measured
Sealing ring is equipped between the pole plate of upper cavity.
6. test device described in accordance with the claim 1, it is characterised in that: bottom plate is placed on retainer；The quick load group
Part is placed on retainer.
7. a kind of application of any test device of claim 1-6, it is characterised in that:
The test device at work, is first taken out the quick charging assembly from retainer；Open the reaction chamber
Body, membrane electrode to be measured is packed between pole plate by guide post guiding, carries out mass transfer to membrane electrode by the pole plate, conductive；It closes
And reaction cavity, it puts back in retainer；
At this point, open gas source, reversal valve is opened, cylinder can rapidly will be on pressure-loaded and reaction cavity；By adjusting flow valve
The speed that can control cylinder load can control the size of cavity loading force by adjusting pressure reducing valve, and reaction cavity passes through fast
Fast charging assembly is clamped；At this point, opening temperature-controlling module, reaction cavity is set to be heated to the operating temperature of membrane electrode, together
When reaction gas is passed through by air inlet, stablize to battery, passage capacity instrument connection extraction wire carries out performance measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711373325.4A CN109946519A (en) | 2017-12-19 | 2017-12-19 | A kind of fuel cell membrane electrode performance testing device and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711373325.4A CN109946519A (en) | 2017-12-19 | 2017-12-19 | A kind of fuel cell membrane electrode performance testing device and application |
Publications (1)
| Publication Number | Publication Date |
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| CN109946519A true CN109946519A (en) | 2019-06-28 |
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ID=67004016
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711373325.4A Pending CN109946519A (en) | 2017-12-19 | 2017-12-19 | A kind of fuel cell membrane electrode performance testing device and application |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703102A (en) * | 2019-10-09 | 2020-01-17 | 清华大学 | Fuel cell stack membrane electrode parameter detection method and detection device |
| CN110988697A (en) * | 2019-12-13 | 2020-04-10 | 速博达(深圳)自动化有限公司 | Membrane electrode testing device and method |
| CN112945719A (en) * | 2019-12-11 | 2021-06-11 | 中国科学院大连化学物理研究所 | Fuel cell membrane electrode testing device and method for testing membrane electrode performance |
| CN112964993A (en) * | 2019-12-14 | 2021-06-15 | 中国科学院大连化学物理研究所 | Single cell detection device and detection method for fuel cell stack |
| CN112986489A (en) * | 2019-12-14 | 2021-06-18 | 中国科学院大连化学物理研究所 | Device for testing performance of single-cell membrane electrode of cathode open stack |
| CN113237748A (en) * | 2021-04-28 | 2021-08-10 | 同济大学 | Multipurpose test system for fuel cell and application |
| CN112964993B (en) * | 2019-12-14 | 2024-05-17 | 中国科学院大连化学物理研究所 | Fuel cell stack single cell detection device and detection method |
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| CN102087161A (en) * | 2010-11-25 | 2011-06-08 | 新源动力股份有限公司 | Water jacket tightness detection device and method for bipolar plate of fuel cell |
| CN103852406A (en) * | 2012-12-04 | 2014-06-11 | 中国科学院大连化学物理研究所 | Device for testing air permeability of carbon paper/diffusion layer and usage method of device |
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Patent Citations (4)
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| US20100236335A1 (en) * | 2009-03-18 | 2010-09-23 | Korea Institute Of Energy Research | Integrated multi-measurement system for measuring physical properties of gas diffusion layer for polymer electrolyte fuel cell with respect to compression |
| CN102087161A (en) * | 2010-11-25 | 2011-06-08 | 新源动力股份有限公司 | Water jacket tightness detection device and method for bipolar plate of fuel cell |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703102A (en) * | 2019-10-09 | 2020-01-17 | 清华大学 | Fuel cell stack membrane electrode parameter detection method and detection device |
| CN112945719A (en) * | 2019-12-11 | 2021-06-11 | 中国科学院大连化学物理研究所 | Fuel cell membrane electrode testing device and method for testing membrane electrode performance |
| CN112945719B (en) * | 2019-12-11 | 2022-10-11 | 中国科学院大连化学物理研究所 | Fuel cell membrane electrode testing device and method for testing membrane electrode performance |
| CN110988697A (en) * | 2019-12-13 | 2020-04-10 | 速博达(深圳)自动化有限公司 | Membrane electrode testing device and method |
| CN112964993A (en) * | 2019-12-14 | 2021-06-15 | 中国科学院大连化学物理研究所 | Single cell detection device and detection method for fuel cell stack |
| CN112986489A (en) * | 2019-12-14 | 2021-06-18 | 中国科学院大连化学物理研究所 | Device for testing performance of single-cell membrane electrode of cathode open stack |
| CN112986489B (en) * | 2019-12-14 | 2022-03-11 | 中国科学院大连化学物理研究所 | Device for testing performance of single-cell membrane electrode of cathode open stack |
| CN112964993B (en) * | 2019-12-14 | 2024-05-17 | 中国科学院大连化学物理研究所 | Fuel cell stack single cell detection device and detection method |
| CN113237748A (en) * | 2021-04-28 | 2021-08-10 | 同济大学 | Multipurpose test system for fuel cell and application |
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Application publication date: 20190628 |