CN208400952U - The area specific resistance test fixture of solid-oxide fuel cell connector - Google Patents
The area specific resistance test fixture of solid-oxide fuel cell connector Download PDFInfo
- Publication number
- CN208400952U CN208400952U CN201820620398.2U CN201820620398U CN208400952U CN 208400952 U CN208400952 U CN 208400952U CN 201820620398 U CN201820620398 U CN 201820620398U CN 208400952 U CN208400952 U CN 208400952U
- Authority
- CN
- China
- Prior art keywords
- fixture
- connector
- fuel cell
- specific resistance
- oxide fuel
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
Abstract
The utility model provides a kind of area specific resistance test fixture of solid-oxide fuel cell connector, including connector fixture, fixture outer tube and two conduits, connector fixture includes two clamping plates, clamping plate is equipped with detection hole, equal bonded metal net at two clamping plate both ends of the surface detection holes, connector alloy both ends of the surface are equipped with current collecting material layer, two clamping plates are connected with and clamp connector alloy, connector fixture is placed in fixture outer tube, the both ends of fixture outer tube are all connected with flange and are sealed, flange outer end face is equipped with stomata and wire guide, two Pt conducting wires are penetrated in conduit and every Pt conducting wire blocks to form interconnecting piece in nozzle knotting, connector fixture two sides, two conduits are inserted into wire guide and detection hole respectively contacts interconnecting piece with metal mesh.The utility model has the beneficial effects that the area specific resistance test of anode of solid oxide fuel cell environment can be realized, the contact performance of current collecting material layer and connector alloy is improved.
Description
Technical field
The utility model relates to solid oxide fuel cell more particularly to a kind of solid-oxide fuel cell connectors
Area specific resistance test fixture.
Background technique
Solid oxide fuel cell (SOFC) is the electrochemical generating unit of high-efficiency cleaning, and metal connector is SOFC electricity
The advantages of one of important component of heap, metal connector, is higher electronic conductivity, cheap, easy processing etc., gradually
Gradually replace ceramic joining body, however in battery pile preparation process, the modified high area specific resistance (ASR) of metal connector may
Will affect the electrical property of battery pile, thus reduce contact resistance have become by the commercialized main research of SOFC battery pile it
One.An important indicator of the area specific resistance of metal connector as connector performance, directly affects solid oxide fuel
The service performance of battery (SOFC).The test fixture of metal connector needs to meet these primary conditions: good gas supply,
Reliable leakproofness, effective afflux and prevent line short phenomenon, convenient for assembly etc..Current test fixture be confined to using
Spring, baffle fix to clamp connector print, and the elastic force that fixture relies on spring realizes good contact, be easy to produce contact not
Good, pressure is excessive, Stress non-homogeneity, and at high temperature fixture be easily deformed it is broken, cause area specific resistance test repeatability and
Stability is low.
Utility model content
In view of this, the embodiments of the present invention provide a kind of face of solid-oxide fuel cell connector than electricity
Hinder test fixture.
The embodiments of the present invention provide a kind of area specific resistance test fixture of solid-oxide fuel cell connector,
Including connector fixture, fixture outer tube and two conduits, the connector fixture includes two clamping plates being oppositely arranged, the clamping plate
Equipped with detection hole, equal bonded metal net at detection hole described in the opposite both ends of the surface of two clamping plates, connector alloy both ends of the surface are equal
Equipped with current collecting material layer, connector alloy is placed between two clamping plates, and two clamping plates are connected with and by connector
Alloy clamps, and the connector fixture is placed in the fixture outer tube and slidably, and the both ends of the fixture outer tube are all connected with
It flange and is sealed, the flange outer end face is equipped with stomata and wire guide, penetrates two Pt conducting wires and every in the conduit
The Pt conducting wire blocks to form interconnecting piece in nozzle knotting, in connector fixture two sides, each conduit difference
The wire guide and the detection hole for being sequentially inserted into respective side make two interconnecting pieces of every side respectively with the metal mesh
Contact.
Further, the fixture further includes electric furnace, and the fixture outer tube is placed in the electric furnace.
Further, fixture outer tube both ends, which are cased with silica gel ring and are inserted into two flanges respectively, is sealed.
Further, the fixture outer tube is quartz glass tube.
Further, the conduit is ceramic diplopore hollow pipe, and two holes of the ceramics diplopore hollow pipe respectively penetrate
A piece PT conducting wire.
Further, the material of the clamping plate is ceramics.
The technical solution that the embodiments of the present invention provide has the benefit that the utility model soild oxide
The area specific resistance test fixture of fuel battery connectors is sealed in fixture outer tube, it can be achieved that anode of solid oxide fuel cell
The area specific resistance of environment is tested, connector fixture bolt fastening clamp connector alloy, improves current collecting material layer and connection
The contact performance of body alloy, connector alloy that is mountable and testing different size.
Detailed description of the invention
Fig. 1 is the schematic diagram of the area specific resistance test fixture of the utility model solid-oxide fuel cell connector;
Fig. 2 is the schematic diagram of connector fixture 1 in Fig. 1;
Fig. 3 is the schematic diagram of Fig. 2 middle clamp plate 9;
Fig. 4 is the test philosophy of the area specific resistance test fixture of the utility model solid-oxide fuel cell connector
Figure.
In figure: 1- connector fixture, 2- fixture outer tube, 3- flange, 4- stomata, 5- wire guide, 6- silica gel ring, 7- conducting wire
Pipe, 8- electric furnace, 9- clamping plate, 10- bolt, 11- metal mesh, 12- connector alloy, 13- current collecting material layer, 14- detection hole, 15 spiral shells
Pit.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is further described.
Please refer to FIG. 1 to FIG. 3, the embodiments of the present invention provide a kind of solid-oxide fuel cell connector
Area specific resistance test fixture, including connector fixture 1, fixture outer tube 2 and two conduits 7, the connector fixture 1 include opposite
Two clamping plates 9 being arranged, the material of the clamping plate 9 are ceramics, and the clamping plate 9 is equipped with detection hole 14, two clamping plates 9 it is opposite two
Equal bonded metal net 11 at detection hole 14 described in end face, 12 both ends of the surface of connector alloy are equipped with current collecting material layer 13, connector
Alloy 12 is placed between two clamping plates 9, and the clamping plate 9 is equipped with three threaded holes 15, is pacified at three threaded holes 15
Three bolts 10 are filled to connect two clamping plates 9 and clamp connector alloy 12.
The connector fixture 1 is placed in the fixture outer tube 2 and slidably, and the fixture outer tube 2 is quartz glass
Pipe, connector alloy 12 that can directly in observation tube, 2 both ends of fixture outer tube are cased with silica gel ring 6 and are inserted into two flanges 3 respectively
It is sealed, 3 outer end face of flange is equipped with stomata 4 and wire guide 5, and the conduit 7 is ceramic diplopore hollow pipe, the ceramics
Two holes of diplopore hollow pipe respectively penetrate a PT conducting wire, and knot in two apertures and block to form interconnecting piece, press from both sides in the connector
Have 1 two sides, two conduits 7 are sequentially inserted into the wire guide 5 of respective side and the detection hole 14 respectively makes every side
Two interconnecting pieces are contacted with the metal mesh 11 respectively.
The fixture further includes electric furnace 8, and the fixture outer tube 2 is placed in the electric furnace 8, and the electric furnace 8 is to the company
Junctor fixture 1 heats, for simulating anode of solid oxide fuel cell reaction temperature.
The test philosophy of the above-mentioned apparatus in Fig. 4 is please referred to, area specific resistance mainly uses four-point method when testing, with afflux material
The bed of material 13 and metal mesh 11 cover two surfaces of 12 sample of connector alloy, and two Pt lines are drawn on every metal mesh 11,
Be respectively used to apply constant current I and measure voltage V, obtained according to Ohm's law: 2R=V/I, wherein R is connector alloy 12
Oxide on surface resistance, then area specific resistance ASR=R × S, wherein S is 12 sample face area of connector alloy.
The embodiments of the present invention additionally provide a kind of face using above-mentioned solid-oxide fuel cell connector
The test method of specific resistance test fixture, comprising the following steps:
S1 by a stomata 4 to the mixed gas and vapor for being persistently filled with hydrogen and nitrogen in fixture outer tube 2, this
A little gases are discharged by another stomata 4, and the electric furnace 8 heats fixture outer tube 2, to realize solid oxide fuel cell sun
Polar ring border;
S2 select a conduit in a Pt conducting wire connect with a Pt wire power connection in another conduit,
It is formed into a loop, series electrical flow table measures electric current in circuit;
S3 measures the voltage at connector alloy both ends using other two PT conducting wires connection voltmeter;
S4 calculates the resistance of connector alloy 12, the resistance of 12 1 end face oxide of connector alloy according to Ohm's law
For the half of 12 resistance of connector alloy, area specific resistance is calculated multiplied by 12 face area of connector alloy.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of area specific resistance test fixture of solid-oxide fuel cell connector, it is characterised in that: pressed from both sides including connector
Tool, fixture outer tube and two conduits, the connector fixture include two clamping plates being oppositely arranged, and the clamping plate is equipped with detection hole,
Equal bonded metal net at detection hole described in the opposite both ends of the surface of two clamping plates, connector alloy both ends of the surface are equipped with current collecting material
Layer, connector alloy are placed between two clamping plates, and two clamping plates are connected with and clamp connector alloy, described
Connector fixture is placed in the fixture outer tube and slidably, and the both ends of the fixture outer tube are all connected with flange and are sealed,
The flange outer end face is equipped with stomata and wire guide, penetrates two Pt conducting wires and the every Pt conducting wire one in the conduit
Nozzle knotting is blocked to form interconnecting piece, and in connector fixture two sides, each conduit is sequentially inserted into respective side respectively
The wire guide and the detection hole contact two interconnecting pieces of every side with the metal mesh respectively.
2. the area specific resistance test fixture of solid-oxide fuel cell connector as described in claim 1, it is characterised in that:
The fixture further includes electric furnace, and the fixture outer tube is placed in the electric furnace.
3. the area specific resistance test fixture of solid-oxide fuel cell connector as described in claim 1, it is characterised in that:
Fixture outer tube both ends, which are cased with silica gel ring, to be inserted into two flanges respectively and is sealed.
4. the area specific resistance test fixture of solid-oxide fuel cell connector as described in claim 1, it is characterised in that:
The fixture outer tube is quartz glass tube.
5. the area specific resistance test fixture of solid-oxide fuel cell connector as described in claim 1, it is characterised in that:
The conduit is ceramic diplopore hollow pipe, and two holes of the ceramics diplopore hollow pipe respectively penetrate the Pt conducting wire.
6. the area specific resistance test fixture of solid-oxide fuel cell connector as described in claim 1, it is characterised in that:
The material of the clamping plate is ceramics.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820620398.2U CN208400952U (en) | 2018-04-27 | 2018-04-27 | The area specific resistance test fixture of solid-oxide fuel cell connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820620398.2U CN208400952U (en) | 2018-04-27 | 2018-04-27 | The area specific resistance test fixture of solid-oxide fuel cell connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208400952U true CN208400952U (en) | 2019-01-18 |
Family
ID=65062848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820620398.2U Expired - Fee Related CN208400952U (en) | 2018-04-27 | 2018-04-27 | The area specific resistance test fixture of solid-oxide fuel cell connector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208400952U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108598530A (en) * | 2018-04-27 | 2018-09-28 | 中国地质大学(武汉) | The area specific resistance test fixture and method of solid-oxide fuel cell connector |
-
2018
- 2018-04-27 CN CN201820620398.2U patent/CN208400952U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108598530A (en) * | 2018-04-27 | 2018-09-28 | 中国地质大学(武汉) | The area specific resistance test fixture and method of solid-oxide fuel cell connector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102221674B (en) | Flat type SOFC (Solid Oxide Fuel Cell) monocell partial performance test device | |
CN109186846B (en) | Multipurpose battery gas production in-situ detection and analysis device | |
CN208400952U (en) | The area specific resistance test fixture of solid-oxide fuel cell connector | |
CN205406637U (en) | Solid oxide fuel cell's electrochemistry test fixture | |
CN208314069U (en) | Hydrogen fuel cell monofilm electrode test apparatus | |
CN105445347A (en) | Vertical electrochemical battery device for in-situ photodynamic measurement | |
CN110061270A (en) | The non-destructive measuring method of fuel battery double plates and carbon paper interface contact resistance | |
CN206258536U (en) | Short-circuit device for quick testing between metal-packaged shell lead and lead | |
CN108598530A (en) | The area specific resistance test fixture and method of solid-oxide fuel cell connector | |
CN205670134U (en) | A kind of electrochemical testing device | |
CN200941109Y (en) | Resistance tester for leakage of work terrace/platform | |
CN109738755A (en) | A kind of modified form jig and test method for short-circuit test | |
CN207457288U (en) | Cell measuring clamp | |
CN206322403U (en) | A kind of Electrolytic Water Experiment instrument | |
CN209590077U (en) | Power transformer high-potting multifunctional access wire clamp | |
CN203376357U (en) | Network line detecting instrument port expansion device | |
CN207650235U (en) | A kind of test fixture | |
CN208188236U (en) | A kind of insulation crust leakage current detection device | |
CN216560690U (en) | Bipolar plate test fixture | |
CN111272855A (en) | Testing device for single-electrode electrochemical test under working state of fuel cell | |
CN218037239U (en) | Test line assembly for electrochemical workstation and electrochemical workstation | |
CN213337715U (en) | Universal test stand device for cylindrical and button single batteries | |
CN219574180U (en) | Switch debugging detection device for air switch assembly | |
CN214409059U (en) | Test fixture of bipolar plate | |
CN2849739Y (en) | Battery tester |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 |