CN108390084A - A kind of fuel cell pile insulating properties detection method - Google Patents
A kind of fuel cell pile insulating properties detection method Download PDFInfo
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- CN108390084A CN108390084A CN201810120976.0A CN201810120976A CN108390084A CN 108390084 A CN108390084 A CN 108390084A CN 201810120976 A CN201810120976 A CN 201810120976A CN 108390084 A CN108390084 A CN 108390084A
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- fuel cell
- cell pile
- insulating properties
- bundling belt
- resistance value
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- 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
- H01M8/04537—Electric variables
- H01M8/04634—Other electric variables, e.g. resistance or impedance
- H01M8/04649—Other electric variables, e.g. resistance or impedance of fuel cell stacks
-
- 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
- H01M8/04664—Failure or abnormal function
- H01M8/04679—Failure or abnormal function of fuel cell stacks
-
- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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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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- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Abstract
The present invention relates to field of fuel cell technology, disclose a kind of fuel cell pile insulating properties detection method, including：Ensure that the resistance value between each bundling belt measured is respectively less than 4 Ω；If the resistance value of the fuel cell pile measured tends to be infinitely great, carry out in next step, otherwise exporting the undesirable testing result of fuel cell pile insulating properties；If measuring the maximum allowable insulated electro flow valuve that the insulated electro flow valuve between bundling belt and fuel cell pile is less than fuel cell pile, the good testing result of fuel cell pile insulating properties is exported, the undesirable testing result of fuel cell pile insulating properties is otherwise exported.The fuel cell pile insulating properties detection method of the embodiment of the present invention can complete the detection to the insulating properties of whole fuel cell pile and export testing result, to judge the safety of fuel cell pile according to testing result, the safety that fuel cell pile uses is ensured that.
Description
Technical field
The present invention relates to field of fuel cell technology, more particularly to a kind of fuel cell pile insulating properties detection method.
Background technology
Fuel cell pile is a kind of power generator chemical energy possessed by fuel being directly changed into electric energy, not by
The limitation of Carnot cycle effect, generating efficiency is high, in addition, fuel cell is using fuel and oxidant as reactant, gives off
Pernicious gas it is few, therefore, fuel cell be widely used in automobile industry, energy power generation, shipping industry, aviation boat
It, the industries such as domestic power supply.
Wherein, insulating properties is one of important performance indexes of fuel cell pile, which determine fuel cell pile whether
It can use safely.For the fuel cell pile using bundling belt fastening means assembled formation, due to bundling belt and fuel electricity
Contact area between each parts of pond pile is larger, is easy to influence the insulating properties of fuel cell pile, so as to cause combustion
Expect that there are larger security risks for battery stack, therefore, in order to ensure the safety that fuel cell pile uses, needs to fuel
The insulating properties of battery stack is detected.But currently, for the fuel cell electricity using bundling belt fastening means assembled formation
Heap is generally detected without carrying out the insulating properties of systematization, and therefore, leading to this kind of fuel cell pile, there are larger safety is hidden
Suffer from.
Invention content
The object of the present invention is to provide a kind of insulating properties detection methods of fuel cell pile, existing using binding to solve
Fuel cell pile with fastening means assembled formation, due to generally being detected without carrying out the insulating properties of systematization, so as to cause
Fuel cell pile there is technical issues that it is larger, to ensure safety that fuel cell pile uses.
In order to solve the above technical problem, the present invention provides a kind of fuel cell pile insulating properties detection methods, including step
Suddenly：
Each bundling belt on fuel cell pile is together in series, and connects the anode and cathode of fuel cell pile；
The resistance value between each bundling belt is measured, if the resistance value between each bundling belt is respectively less than 4 Ω, is carried out down
Otherwise each bundling belt is together in series by one step again, until the resistance value between each bundling belt is respectively less than 4 Ω；
The resistance value of fuel cell pile is measured, if the resistance value of fuel cell pile tends to be infinitely great, is carried out next
Otherwise step exports the undesirable testing result of fuel cell pile insulating properties；
The insulated electro flow valuve between bundling belt and fuel cell pile is measured, and judges the insulating properties of fuel cell pile：
If the insulated electro flow valuve between bundling belt and fuel cell pile is less than the maximum allowable insulated electro flow valuve of fuel cell pile,
The good testing result of fuel cell pile insulating properties is exported, the undesirable detection knot of fuel cell pile insulating properties is otherwise exported
Fruit.
Preferably, the resistance value measured between each bundling belt, including step：
Resistance test equipment is transferred to an ohm test pattern；
Make first bundling belt on the anode connection fuel cell pile of resistance test equipment；
The resistance for making the cathode of resistance test equipment be sequentially connected other bundling belts, and being successively read between each bundling belt
Value.
Preferably, the resistance value for measuring fuel cell pile, including step：
Resistance test equipment is transferred to an ohm test pattern；
Make the anode of the anode connection fuel cell pile of resistance test equipment；
The cathode of resistance test equipment is set to connect the cathode of fuel cell pile；
Read the resistance value of fuel cell pile.
Preferably, the resistance test equipment is multimeter.
Preferably, the insulated electro flow valuve measured between bundling belt and fuel cell pile, including step：
Cooling water is inputted into fuel cell pile；
Make the positive or negative pole of the anode connection fuel cell pile of high-voltage isulation tester；
The cathode of high-voltage isulation tester is set to connect bundling belt；
The DC voltage value that high-voltage isulation tester is provided is set；
Read the insulated electro flow valuve between bundling belt and fuel cell pile.
Preferably, the input pressure of the cooling water is less than 50kpa, and the conductivity of the cooling water is less than
2.5us/cm。
Preferably, the cooling water is deionized water.
Preferably, each bundling belt by fuel cell pile is together in series, and specifically includes：By metal
Proximate matter is placed on the top of bundling belt, and the mental section is made to be resisted against on each bundling belt.
Preferably, the flatness of the contact surface of the mental section and bundling belt is less than 0.5mm.
Preferably, the anode and cathode of fuel cell pile are connected by metal wire；One end of the metal wire
Equipped with the first metal holder, the anode of first metal holder and fuel cell pile connects, the other end of the metal wire
Equipped with the second metal holder, the cathode of second metal holder and fuel cell pile connects；First metal holder and
The conductivity of second metal holder is respectively less than 0.5 Ω.
The present invention provides a kind of fuel cell pile insulating properties detection method, including step：It will be on fuel cell pile
Each bundling belt is together in series, and connects the anode and cathode of fuel cell pile；The resistance value between each bundling belt is measured,
If the resistance value between each bundling belt is respectively less than 4 Ω, in next step, otherwise each bundling belt is together in series again,
Until the resistance value between each bundling belt is respectively less than 4 Ω；The resistance value of fuel cell pile is measured, if fuel cell pile
Resistance value tends to be infinitely great, then carries out in next step, otherwise exporting the undesirable testing result of fuel cell pile insulating properties；Measure bundle
Insulated electro flow valuve between bandage and fuel cell pile, and judge the insulating properties of fuel cell pile：If bundling belt and fuel
Insulated electro flow valuve between battery stack is less than the maximum allowable insulated electro flow valuve of fuel cell pile, then exports fuel cell electricity
Otherwise the good testing result of heap insulating properties exports the undesirable testing result of fuel cell pile insulating properties.It is each by measuring
Resistance value between bundling belt, to ensure that the resistance value between each bundling belt is respectively less than 4 Ω, then by measuring fuel cell
The resistance value of pile, to detect the insulating properties between each bundling belt, finally by measure bundling belt and fuel cell pile it
Between insulated electro flow valuve, to detect the insulating properties between bundling belt and fuel cell pile, to complete to whole fuel electricity
The detection of the insulating properties of pond pile simultaneously exports testing result, and then can judge the safety of fuel cell pile according to testing result
Property, the fuel cell pile using bundling belt fastening means assembled formation is efficiently avoided, due to there is no to carry out systematization
Insulating properties detects and it is caused to there are problems that larger security risk, it is ensured that the safety that fuel cell pile uses
Property.In addition, the detection device used in the fuel cell pile insulating properties detection method belongs to routine test instrument,
It is easy to operate, it avoids the need in addition building the detection that test platform carries out fuel cell pile insulating properties, simplifies detection
Therefore process reduces testing cost.
Description of the drawings
Fig. 1 is the flow diagram of the fuel cell pile insulating properties detection method in the embodiment of the present invention.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in Figure 1, a kind of fuel cell pile insulating properties detection method of the preferred embodiment of the present invention, including step：
S1, each bundling belt on fuel cell pile is together in series, and connects the positive and negative of fuel cell pile
Pole；
Resistance value between S2, each bundling belt of measurement, if the resistance value between each bundling belt is respectively less than 4 Ω, into
Each bundling belt in next step, is otherwise together in series by row again, until the resistance value between each bundling belt is respectively less than 4 Ω；
S3, the resistance value for measuring fuel cell pile carry out down if the resistance value of fuel cell pile tends to be infinitely great
Otherwise one step exports the undesirable testing result of fuel cell pile insulating properties；
Insulated electro flow valuve between S4, measurement bundling belt and fuel cell pile, and judge the insulation of fuel cell pile
Property：If the insulated electro flow valuve between bundling belt and fuel cell pile is less than the maximum allowable insulation current of fuel cell pile
Value, then export the good testing result of fuel cell pile insulating properties, otherwise exports the undesirable inspection of fuel cell pile insulating properties
Survey result.
Specifically, in implementation steps S1, mental section is placed on to the top of bundling belt, and the mental section is made to support
It leans against on each bundling belt, each bundling belt on fuel cell pile is together in series with realizing.Ensuring that will fire
While each bundling belt in material battery stack is together in series, it is detected convenient for the insulating properties to fuel cell pile, this
The flatness of the contact surface of the mental section and bundling belt in embodiment is less than 0.5mm；The weight of the mental section is
0.5kg-1.5kg.
In embodiments of the present invention, it should be noted that the material of the mental section can be according to actual use situation
Setting, such as aluminium, iron, alloy need to only meet and guarantee each bundle on fuel cell pile through the mental section
Bandage is together in series.In addition, the cross-sectional shape of the mental section can also be according to actual use situation setting, such as circle
Shape, rectangle, ellipse etc. need to only meet and guarantee each bundling belt on fuel cell pile through the mental section
It is together in series, does not do more repeating herein.
In step sl, the anode and cathode of fuel cell pile are connected by metal wire.In order to further be convenient for combustion
The insulating properties of material battery stack is detected, and one end of metal wire described in the present embodiment is equipped with the first metal holder, and described the
The anode of one metal holder and fuel cell pile connects, and the other end of the metal wire is equipped with the second metal holder, and described the
The cathode of two metal holders and fuel cell pile connects；The conductivity of first metal holder and second metal holder
Respectively less than 0.5 Ω.By connecting first metal holder in the anode of fuel cell pile, and in the negative of fuel cell pile
Pole connects second metal holder, in order to which detection device passes through the anode of first metal holder and fuel cell pile
Connection, and connected by the cathode of second metal holder and fuel cell pile convenient for detection device, consequently facilitating to whole
The insulating properties of the fuel cell pile of body measures.In addition, by making first metal holder and second metal clip
The conductivity of son is respectively less than 0.5 Ω, to avoid first metal holder and second metal holder to fuel cell pile
The testing result of insulating properties impact, to ensure the precision of testing result.
In step s 2, the resistance value measured between each bundling belt, including step：
Resistance test equipment is transferred to an ohm test pattern；
By first bundling belt on the anode connection fuel cell pile of resistance test equipment；
The resistance that the cathode of resistance test equipment is sequentially connected other bundling belts, and is successively read between each bundling belt
Value.
After the resistance value between obtaining each bundling belt, according to the resistance value between each bundling belt, output step
Testing result in rapid S2：If the resistance value between each bundling belt read is respectively less than 4 Ω, S3 is entered step, is otherwise weighed
Newly each bundling belt is together in series, until the resistance value between each bundling belt is respectively less than 4 Ω.
In embodiments of the present invention, described that each bundling belt is together in series again, it is embodied in：Readjust placement
Each bundling belt is together in series by the position of the mental section on the top of each bundling belt again to realize.
In step s3, the resistance value for measuring fuel cell pile, including step：
Resistance test equipment is transferred to an ohm test pattern；
First metal holder is set to clamp the anode of resistance test equipment, so that the anode connection combustion of resistance test equipment
Expect the anode of battery stack；
Second metal holder is set to clamp the cathode of resistance test equipment, so that the cathode connection combustion of resistance test equipment
Expect the cathode of battery stack；
Read the resistance value of fuel cell pile.
After obtaining the resistance value of fuel cell pile, the resistance value of fuel cell pile, output step S3
In testing result：If the resistance value of fuel cell pile tends to be infinitely great, S4 is entered step, otherwise exports fuel cell electricity
The undesirable testing result of heap insulating properties.
In embodiments of the present invention, it should be noted that the type of the resistance test equipment can be according to actual use
Situation is arranged, such as multimeter, resistance meter, insulation tester.In order to while the precision for ensuring testing result, make inspection
Survey process is simplified, and to reduce cost, resistance test equipment described in the present embodiment is multimeter.
In step s 4, the insulated electro flow valuve measured between bundling belt and fuel cell pile, including step：
Cooling water is inputted into fuel cell pile；
First metal holder is set to clamp the anode of high-voltage isulation tester, so that the anode of high-voltage isulation tester is even
Connect the anode of fuel cell pile；Or make the anode of the second metal holder clamping high-voltage isulation tester, so that high pressure
The cathode of the anode connection fuel cell pile of insulation tester；
The cathode of high-voltage isulation tester is set to be connected on mental section, so that the cathode connection bundle of high-voltage isulation tester
Bandage；
The DC voltage value that high-voltage isulation tester is provided is set, specifically, the joint number of fuel cell pile,
Corresponding DC voltage value is set in high-voltage isulation tester；
The insulated electro flow valuve between bundling belt and fuel cell pile is read, is specifically included：Set high-voltage isulation tester
Testing time be 60 seconds, in testing time last 5 seconds, reading current value, and the current value is determined as bundling belt
Insulated electro flow valuve between fuel cell pile.
After obtaining the insulated electro flow valuve between bundling belt and fuel cell pile, according to bundling belt and fuel cell
Insulated electro flow valuve between pile judges the insulating properties of fuel cell pile：If the insulation between bundling belt and fuel cell pile
Current value is less than the maximum allowable insulated electro flow valuve of fuel cell pile, then exports the good detection of fuel cell pile insulating properties
As a result, otherwise exporting the undesirable testing result of fuel cell pile insulating properties.
In embodiments of the present invention, in order to ensure the precision of testing result, the input pressure of cooling water described in the present embodiment
Power is less than 50kpa, and the conductivity of the cooling water is less than 2.5us/cm.In addition, the type of the cooling water can be according to reality
Border service condition setting, in order to be further simplified detection process, to reduce cost, cooling water described in the present embodiment is deionization
Water.
In embodiments of the present invention, it should be noted that in step s 4, for the fuel cell pile of different joint numbers,
It needs the DC voltage applied different, therefore during detection, needs the joint number of fuel cell pile, it is exhausted in high pressure
Corresponding DC voltage is selected to be detected in edge tester.In addition, the fuel cell pile of different joint numbers is corresponding maximum fair
Perhaps insulated electro flow valuve is different, in the insulating properties for judging fuel cell pile, needs the joint number of fuel cell pile, selects
Corresponding maximum allowable insulated electro flow valuve is compared.
To sum up, the present invention provides a kind of fuel cell pile insulating properties detection method, including step：By fuel cell pile
On each bundling belt be together in series, and connect the anode and cathode of fuel cell pile；Measure the electricity between each bundling belt
Resistance value if the resistance value between each bundling belt is respectively less than 4 Ω otherwise each bundling belt is connected again in next step
Come, until the resistance value between each bundling belt is respectively less than 4 Ω；The resistance value for measuring fuel cell pile, if fuel cell is electric
The resistance value of heap tends to be infinitely great, then carries out in next step, otherwise exporting the undesirable testing result of fuel cell pile insulating properties；It surveys
The insulated electro flow valuve between bundling belt and fuel cell pile is measured, and judges the insulating properties of fuel cell pile：If bundling belt with
Insulated electro flow valuve between fuel cell pile is less than the maximum allowable insulated electro flow valuve of fuel cell pile, then exports fuel electricity
Otherwise pile insulating properties good testing result in pond exports the undesirable testing result of fuel cell pile insulating properties.Pass through measurement
Resistance value between each bundling belt, to ensure that the resistance value between each bundling belt is respectively less than 4 Ω, then by measuring fuel
The resistance value of battery stack, it is electric with fuel cell finally by bundling belt is measured to detect the insulating properties between each bundling belt
Insulated electro flow valuve between heap, to detect the insulating properties between bundling belt and fuel cell pile, to complete to whole combustion
Expect the detection of the insulating properties of battery stack and export testing result, and then can judge fuel cell pile according to testing result
Safety efficiently avoids the fuel cell pile using bundling belt fastening means assembled formation, due to not having carry out system
The insulating properties of change detects and it is caused to there are problems that larger security risk, it is ensured that the peace that fuel cell pile uses
Quan Xing.In addition, the detection device used in the fuel cell pile insulating properties detection method belongs to conventional tester
Device, it is easy to operate, it avoids the need in addition building test platform fuel cell pile is detected, simplify detection process,
Therefore, testing cost is reduced.In addition, the fuel cell pile insulating properties detection method is suitable for all tight using bundling belt
Solid mode assembled formation fuel cell pile, use scope is wide, and reliability is high.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these improve and replace
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of fuel cell pile insulating properties detection method, which is characterized in that including step：
Each bundling belt on fuel cell pile is together in series, and connects the anode and cathode of fuel cell pile；
The resistance value between each bundling belt is measured, if the resistance value between each bundling belt is respectively less than 4 Ω, is carried out next
Each bundling belt, is otherwise together in series by step again, until the resistance value between each bundling belt is respectively less than 4 Ω；
The resistance value of fuel cell pile is measured, if the resistance value of fuel cell pile tends to be infinitely great, is carried out in next step, it is no
Then export the undesirable testing result of fuel cell pile insulating properties；
The insulated electro flow valuve between bundling belt and fuel cell pile is measured, and judges the insulating properties of fuel cell pile：If bundle
Insulated electro flow valuve between bandage and fuel cell pile is less than the maximum allowable insulated electro flow valuve of fuel cell pile, then exports
Otherwise the good testing result of fuel cell pile insulating properties exports the undesirable testing result of fuel cell pile insulating properties.
2. fuel cell pile insulating properties detection method as described in claim 1, which is characterized in that described to measure each binding
Resistance value between band, including step：
Resistance test equipment is transferred to an ohm test pattern；
Make first bundling belt on the anode connection fuel cell pile of resistance test equipment；
The resistance value for making the cathode of resistance test equipment be sequentially connected other bundling belts, and being successively read between each bundling belt.
3. fuel cell pile insulating properties detection method as described in claim 1, which is characterized in that the measurement fuel cell
The resistance value of pile, including step：
Resistance test equipment is transferred to an ohm test pattern；
Make the anode of the anode connection fuel cell pile of resistance test equipment；
The cathode of resistance test equipment is set to connect the cathode of fuel cell pile；
Read the resistance value of fuel cell pile.
4. fuel cell pile insulating properties detection method as claimed in claim 2 or claim 3, which is characterized in that the resistance test
Equipment is multimeter.
5. fuel cell pile insulating properties detection method as described in claim 1, which is characterized in that the measurement bundling belt with
Insulated electro flow valuve between fuel cell pile, including step：
Cooling water is inputted into fuel cell pile；
Make the positive or negative pole of the anode connection fuel cell pile of high-voltage isulation tester；
The cathode of high-voltage isulation tester is set to connect bundling belt；
The DC voltage value that high-voltage isulation tester is provided is set；
Read the insulated electro flow valuve between bundling belt and fuel cell pile.
6. fuel cell pile insulating properties detection method as claimed in claim 5, which is characterized in that the input of the cooling water
Pressure is less than 50kpa, and the conductivity of the cooling water is less than 2.5us/cm.
7. such as the insulating properties detection method of fuel cell pile described in claim 5 or 6, which is characterized in that the cooling water
For deionized water.
8. fuel cell pile insulating properties detection method as described in claim 1, which is characterized in that described by fuel cell electricity
Each bundling belt on heap is together in series, and specifically includes：Mental section is placed on to the top of bundling belt, and makes the metal mold
Material is resisted against on each bundling belt.
9. fuel cell pile insulating properties detection method as claimed in claim 8, which is characterized in that the mental section and bundle
The flatness of the contact surface of bandage is less than 0.5mm.
10. fuel cell pile insulating properties detection method as described in claim 1, which is characterized in that connected by metal wire
The anode and cathode of fuel cell pile；One end of the metal wire be equipped with the first metal holder, first metal holder with
The anode connection of fuel cell pile, the other end of the metal wire are equipped with the second metal holder, second metal holder with
The cathode of fuel cell pile connects；The conductivity of first metal holder and second metal holder is respectively less than 0.5 Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810120976.0A CN108390084B (en) | 2018-02-06 | 2018-02-06 | Method for detecting insulativity of fuel cell stack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810120976.0A CN108390084B (en) | 2018-02-06 | 2018-02-06 | Method for detecting insulativity of fuel cell stack |
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| Publication Number | Publication Date |
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| CN108390084A true CN108390084A (en) | 2018-08-10 |
| CN108390084B CN108390084B (en) | 2020-07-14 |
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ID=63074352
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810120976.0A Active CN108390084B (en) | 2018-02-06 | 2018-02-06 | Method for detecting insulativity of fuel cell stack |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721741A (en) * | 2020-04-02 | 2021-04-30 | 长城汽车股份有限公司 | Insulation detection method and device for fuel cell vehicle and vehicle |
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| CN101027813A (en) * | 2004-09-28 | 2007-08-29 | 丰田自动车株式会社 | Leakage current detecting device and method of fuel cell |
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| CN112721741A (en) * | 2020-04-02 | 2021-04-30 | 长城汽车股份有限公司 | Insulation detection method and device for fuel cell vehicle and vehicle |
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| Publication number | Publication date |
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| CN108390084B (en) | 2020-07-14 |
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