CN110380077A - A kind of combined type runner fuel battery double plates - Google Patents

A kind of combined type runner fuel battery double plates Download PDF

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Publication number
CN110380077A
CN110380077A CN201910681634.0A CN201910681634A CN110380077A CN 110380077 A CN110380077 A CN 110380077A CN 201910681634 A CN201910681634 A CN 201910681634A CN 110380077 A CN110380077 A CN 110380077A
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China
Prior art keywords
fuel
channel
sharing channel
air
outlet
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CN201910681634.0A
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CN110380077B (en
Inventor
顾荣鑫
王聪康
徐加忠
陈朝春
姜波
崔洪坡
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Foresight Ltd
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Foresight Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00Fuel cells; Manufacture thereof
    • H01M8/02Details
    • H01M8/0202Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0258Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
    • H01M8/026Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00Fuel cells; Manufacture thereof
    • H01M8/02Details
    • H01M8/0202Collectors; Separators, e.g. bipolar separators; Interconnectors
    • H01M8/0258Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
    • H01M8/0263Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells

Abstract

This application provides a kind of combined type runner fuel battery double plates, including cathode unipolar plate, anode unipolar plate, the membrane electrode between cathode unipolar plate and anode unipolar plate, the side of the relatively described membrane electrode of the cathode unipolar plate is equipped with air flow field, the other side is equipped with coolant liquid flow field, and the air flow field and the membrane electrode constitute air flow channel;The side of the relatively described membrane electrode of the anode unipolar plate is equipped with fuel flow field, the fuel flow field and the membrane electrode form fuel flow channel, the bipolar plates have the air intake sharing channel being connected with the entrance of air flow channel, the air outlet slit sharing channel being connected with the outlet of air flow channel, the fuel inlet sharing channel being connected with the entrance of fuel flow channel, the fuel outlet sharing channel being connected with the outlet of fuel flow channel, the coolant inlet sharing channel being connected with the entrance of cooling liquid flowing channel, the cooling liquid outlet sharing channel being connected with the outlet of cooling liquid flowing channel.

Description

A kind of combined type runner fuel battery double plates
Technical field
This application involves a kind of combined type runner fuel battery double plates.
Background technique
Fuel cell is a kind of electrochemical reaction appts that can convert chemical energy to electric energy, due to not by Carnot cycle Limitation, theoretically its energy conversion efficiency is higher than internal combustion engine and (reaches as high as 80% or more, generally not less than 50%), and have Have zero-emission, without mechanical noise many advantages, such as, therefore in military and civilian field by favor.It is used in fuel cell Electrolyte it is different, fuel cell can be divided into five seed types: alkaline fuel cell (AFC), phosphoric acid fuel cell (PAFC), Molten carbonate fuel cell (MCFC), solid oxide fuel cell (SOFC) and Proton Exchange Membrane Fuel Cells (PEMFC). Wherein PEMFC has structure is simple, operating temperature is low, energy conversion efficiency is high etc. using solid polymer membrane as electrolyte Advantage has advantageous advantage as mobile power source.It is reported that Germany, France have developed using PEMFC as power at present Submarine, and top motor corporation, the world Deng Shuojia, Toyota Motor company has then developed the amount using PEMFC as power The fuel cell electric vehicle (Fuel Cell Electric Vehicle, be abbreviated as FCEV or FCV) of productionization.As a kind of heavy The mobile electrical source of power wanted, PEMFC have good development prospect.
Fuel cell is a kind of chemical devices that chemical energy possessed by fuel is directly changed into electric energy, also known as electrochemistry Electric organ.It is the 4th kind of generation technology after hydroelectric generation, heat energy power-generating and nuclear electric power generation.Since fuel cell is The Gibbs free energy part in fuel chemical energy is converted into electric energy by electrochemical reaction, not by the limit of Carnot cycle effect System, thus it is high-efficient;In addition, fuel cell uses fuel and oxygen as raw material, without mechanical transmission component, therefore there is no noise Pollution, the pernicious gas given off are few.Fuel cell is highly suitable for communications and transportation, stationary power generation and portable neck Domain.From energy saving and from the perspective of preserving the ecological environment, fuel cell is most promising generation technology.In recent years Come, countries in the world are applied to automotive field all in positive research using fuel cell as power source.
Proton Exchange Membrane Fuel Cells (proton exchange membrane fuel cell) is a kind of fuel cell, It is equivalent to " inverse " device of water electrolysis in principle.Its monocell is made of anode, cathode and proton exchange membrane, and anode is hydrogen combustion Expect the place aoxidized, cathode is the place of oxidant reduction, and the catalyst for accelerating electrode electro Chemical reaction is all contained at the two poles of the earth, Medium of the proton exchange membrane as transmitting H+, only allows H+ to pass through, and the electronics that H2 loses then passes through from conducting wire.It is suitable when work In a DC power supply, anode, that is, power cathode, cathode, that is, positive pole.
Each PEMFC monocell is by two pole plates (anode plate and a cathode plate) and is clipped between two pole plates Membrane electrode assembly at.The membrane electrode is fitted together by anode catalyst, proton exchange membrane, cathod catalyst and is constituted.In sun Gas diffusion layers (GDL), the gas diffusion are further typically provided between pole plate and membrane electrode and between membrane electrode and cathode plate Layer is usually made of ventilative carbon paper or carbon cloth, some documents are using gas diffusion layers as a part of membrane electrode, and some are literary It offers using gas diffusion layers as the individual component of one of PEMFC.It is provided with fuel flow channel on the anode plate of PEMFC, the combustion Stream road be fuel (hydrogen or methanol etc. are at normal temperatures and pressures with energy-containing compound existing for gas or liquid form) flowing and The place of transmission, fuel are transmitted to anode catalyst via it.It is provided with oxidant flow channel on the cathode plate of PEMFC, the oxygen Agent runner is the place of oxidant (usually oxygen or air) flowing and transmission, and oxidant reaches cathode catalysis via it Agent.By means of the fuel flow channel and oxidant flow channel, fuel and oxidant can be continuously transported to fuel cell It is interior to alloing fuel cell continuously to export electric energy.
Typical water cooling Proton Exchange Membrane Fuel Cells is made of cathode flow field plate, membrane electrode, anode flow field board, membrane electrode It is generally placed upon among two pieces of conductive flow-field plates, flow-field plate is both used as current collector plate, also as the mechanical support of membrane electrode.Stream Runner on field plate provides fuel, oxidant, cooling water and enters anode, cathode, the cooling channel for participating in reaction, while also providing Take away the channel that water is generated in fuel cell operation.
Summary of the invention
The application technical problems to be solved are to provide a kind of combined type runner fuel battery double plates.
In order to solve the above-mentioned technical problem, described this application provides a kind of combined type runner fuel battery double plates Bipolar plates include cathode unipolar plate, anode unipolar plate, the membrane electrode between cathode unipolar plate and anode unipolar plate, described The side of the relatively described membrane electrode of cathode unipolar plate is equipped with air flow field, and the other side is equipped with coolant liquid flow field, the air Flow field and the membrane electrode constitute air flow channel;The side of the relatively described membrane electrode of the anode unipolar plate is equipped with fuel Flow field, the fuel flow field and the membrane electrode form fuel flow channel, and the bipolar plates have to be entered with air flow channel Air intake sharing channel that mouth is connected, the air outlet slit sharing channel and fuel stream that are connected with the outlet of air flow channel Fuel inlet sharing channel that the entrance in road is connected, the fuel outlet sharing channel being connected with the outlet of fuel flow channel, with Coolant inlet sharing channel that the entrance of cooling liquid flowing channel is connected, the coolant liquid being connected with the outlet of cooling liquid flowing channel go out Mouth sharing channel, the fuel outlet sharing channel have first inclined-plane being obliquely installed, and the fuel outlet is shared Water droplet can slide to the bottom of the fuel outlet sharing channel along the first inclined-plane in channel;The air outlet slit is shared logical Road has second inclined-plane being obliquely installed, and the water droplet in the air outlet slit sharing channel can be along second inclined-plane Slide to the bottom of the air outlet slit sharing channel.
Preferably, the fuel outlet sharing channel has the first chute portion, and first chute portion includes described The first inclined-plane, the section of first chute portion becomes narrow gradually from top to bottom.
Preferably, second inclined-plane is the bottom surface of the air outlet slit sharing channel.
Preferably, the air flow field includes two or more air subflows field, the air subflow field Entrance and exit respectively correspond an air intake sharing channel and an air outlet slit sharing channel;Or/and the combustion Stream field includes two or more fuel subflows field, and the entrance and exit of the fuel subflow field respectively corresponds one Fuel inlet sharing channel and a fuel outlet sharing channel;Or/and the coolant liquid flow field include two or two with On coolant liquid subflow field, the entrance and exit of the coolant liquid subflow field respectively corresponds a coolant inlet sharing channel With a cooling liquid outlet sharing channel.
Preferably, the coolant liquid side of the cathode unipolar plate is equipped with air intake and distributes runner, air outlet slit distribution stream Road, fuel inlet distribute runner, and air is flowed by air intake sharing channel, enter air stream by air intake distribution runner Road flows out by air outlet slit distribution runner after flowing separately through each air subflow field, is pooled to air outlet slit sharing channel After be discharged.
Preferably, the coolant liquid side of the cathode unipolar plate is equipped with fuel outlet and distributes runner, and gaseous fuel is by fuel Entrance sharing channel flows into, and enters fuel flow channel by fuel inlet distribution runner, flows through after fuel flow field by fuel outlet Runner outflow is distributed, the discharge of fuel outlet sharing channel is pooled to.
Preferably, four sides of the cathode unipolar plate of the bipolar plates, anode unipolar plate and membrane electrode are provided with fixation Bar perforation is fastened and fixed bipolar plates by the fixed link perforation that fixed link passes through bipolar plates.
Preferably, the air intake sharing channel is arranged in the top of bipolar plates, and the air outlet slit is shared logical Road is arranged in the lower part of bipolar plates, and fuel inlet sharing channel is arranged in the top of the right edge of bipolar plates, and the fuel goes out Mouth sharing channel is arranged in the lower part of the left side of bipolar plates, and the coolant inlet sharing channel is distributed in a left side for bipolar plates The top of side, the cooling liquid outlet sharing channel are distributed in the lower part of the right edge of bipolar plates.
Preferably, the air flow channel or/and fuel flow channel are gradual change runner, from the entrance of runner to outlet platform stepwise Gradual change or smooth type gradual change.
A kind of combined type runner fuel battery double plates of the application, fuel outlet sharing channel and air outlet slit are shared logical Road is designed using skewed slot, and compared to traditional rectangular design, design scheme of the invention is conducive to the collection and discharge of water.Group Box-like runner design shortens the flow distance of gas, so that the runner of fuel and air is easier to distribute, improves whole Flow uniformity, while reducing the difficulty of processing of runner.
Detailed description of the invention
Fig. 1 is combined type runner fuel cell bipolar plate structure schematic diagram of the present invention;
Fig. 2 is cathode unipolar plate air side structural schematic diagram of the present invention;
Fig. 3 is cathode unipolar plate coolant liquid side structure schematic diagram of the present invention;
Fig. 4 is anode unipolar plate fuel-side structural schematic diagram of the present invention.
Fig. 5 is the structural schematic diagram of the width smooth gradual change of the air flow channel of the application;
Fig. 6 is the structural schematic diagram of the width ladder gradual change of the air flow channel of the application;
Fig. 7 is the structural schematic diagram of the depth smooth gradual change of the air flow channel of the application;
Fig. 8 is the structural schematic diagram of the depth ladder gradual change of the air flow channel of the application;
Fig. 9 is the structural schematic diagram of the depth and width ladder gradual change of the air flow channel of the application;
Figure 10 is the structural schematic diagram of the depth and width smooth gradual change of the air flow channel of the application.
Specific embodiment
The application is described further in the following with reference to the drawings and specific embodiments, so that those skilled in the art can be with It more fully understands the application and can be practiced, but illustrated embodiment is not as the restriction to the application.
With reference to Fig. 1, combined type runner fuel battery double plates of the invention by cathode unipolar plate 1 and anode unipolar plate 3 with And the membrane electrode 2 being clipped between two unipolar plates is constituted;Wherein the side of cathode unipolar plate 1 is equipped with coolant liquid flow field, and the other side is set There is air flow field, 3 side of anode unipolar plate is equipped with fuel flow field, and the other side is smooth flat;The air effluent of cathode unipolar plate 1 Field constitutes air flow channel with membrane electrode, and the fuel-side flow field of anode unipolar plate 3 and membrane electrode form fuel flow channel;Cathode unipolar plate 1, membrane electrode 2 is connected with anode unipolar plate 3 by sealing ring gluing, forms bipolar plates;The coolant liquid effluent field of bipolar plates and another The smooth side of one piece of bipolar plates is spliced to form cooling liquid flowing channel, is spliced to form fuel cell pile by muti-piece bipolar plates.
With reference to Fig. 2, the air side of cathode unipolar plate 1 of the invention be divided into air intake sharing channel 104,105,107, 108, air outlet slit sharing channel 113,114,116,117, fuel inlet sharing channel 101, fuel outlet sharing channel 111, Coolant inlet sharing channel 109, cooling liquid outlet sharing channel 118, two sides location hole 102,112, the perforation of surrounding fixed link 106,110,115,119, air side seal groove 103,4 pieces of independent air subflow fields A1, A2, A3, A4.
With reference to Fig. 3, the coolant liquid side of cathode unipolar plate 3 is equipped with air intake and distributes runner 120,121,123,124, air Outlet distribution runner 126,127,128,129, fuel inlet distribute runner 125, and fuel outlet distributes runner 130, cooling liquid stream Field B and coolant liquid side seal ring recess 122.
With reference to Fig. 4, the fuel-side of anode unipolar plate is equipped with air intake sharing channel 302,303,305,306, and air goes out Mouth sharing channel 311,312,314,315, fuel inlet sharing channel 308, fuel outlet sharing channel 317, coolant inlet Sharing channel 319, cooling liquid outlet sharing channel 310, two sides location hole 307,316, surrounding fixed link perforation 304,309, 313,318, fuel-side seal groove 301, fuel-side flow field C.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, each sharing channel is spliced to form by muti-piece bipolar plates, is monolithic bipolar plate Fluid is evenly distributed, each entrance sharing channel is arranged in the top of outlet sharing channel;When muti-piece bipolar plates are installed, by fixed Position hole carries out location and installation, is fastened and fixed by the fixed link perforation that fixed link passes through bipolar plates to bipolar plates.
With reference to Fig. 2, Fig. 3, the flow process of air are as follows: air is flowed by air intake sharing channel 104,105,107,108 Enter, the air flow channel of monolithic bipolar plate is entered by air intake distribution runner 120,121,123,124, flows through each subflow It is flowed out after field A1, A2, A3, A4 by air outlet slit distribution runner 126,127,128,129, is pooled to air outlet slit sharing channel 113, it is discharged after 114,116,117.The flow process of coolant liquid are as follows: after coolant liquid is flowed by coolant inlet sharing channel 109 It is directly entered coolant liquid flow field regions B, is discharged after being pooled to cooling liquid outlet sharing channel 118.
With reference to Fig. 3, Fig. 4, the flow process of fuel are as follows: gaseous fuel is flowed by fuel inlet sharing channel 308, by combustion Expect that entrance distribution runner 125 enters the fuel flow channel of monolithic bipolar plate, flows through and distribute runner by fuel outlet after fuel flow field C Outflow is pooled to the discharge of fuel outlet sharing channel 317.
With reference to Fig. 2, Fig. 4, fuel outlet sharing channel section and air outlet slit sharing channel are designed using skewed slot, compared to Conventional rectangular design, this skewed slot design are conducive to be adsorbed on the water droplet on wall surface, converge to skewed slot under gravity Bottom be further conducive to the discharge of water convenient for the collection of water.
The skewed slot design of the application refers to, the lower end of fuel outlet sharing channel has one first chute portion, described the The section of one chute portion becomes narrow gradually from top to bottom, and as shown in Figures 2 and 4, fuel outlet sharing channel has one first inclined-plane, inhales The water droplet being attached on the first inclined-plane can be snapped down to the bottom of the first skewed slot along it.
As shown in Figures 2 and 4, the bottom edge of air outlet slit sharing channel is one second inclined-plane, the water being adsorbed on the second inclined-plane Drop can be snapped down to the bottom of air outlet slit sharing channel along it.
With reference to Fig. 2, the air side runner of cathode unipolar plate 1 uses combined type runner design, i.e., by air side fluid field decomposition For 4 independent subflow field A1, A2, A3, A4, each subflow field is by individually importing and exporting sharing channel;Compared to traditional Single entrance sharing channel, the mode of single flow Field Design, a fluid field decomposition is more by the design of this combined type runner A independent subflow field is conducive to the uniformity for improving assignment of traffic, to improve the stability of fuel cell output.
Further, this combined type runner is not only limited to four sub- flow Field Designs in Fig. 2, but can be designed to A mutually independent subflow field n (n >=2), n independent sharing channel entrances.
Further, it since a sub- flow field n (n >=2) is mutually indepedent, does not interfere with each other, therefore each subflow field can be single Solely design, subflow field structure include and are not only limited to serpentine channel demonstrated in Figure 2, and the entrance of each subflow field is big Small, sharing channel entrance cross-sectional sizes design, according to practical subflow field flow amount, heat dissipation, flow uniformity, drainage and back The requirement of pressure determines, can be cut according to the entrance size of each individually designed subflow field of actual design requirement, sharing channel Face size and subflow field flow passage structure.
Further, this design method that a flow field regions are divided into a independent subflow field n (n >=2), equally Suitable for the design for fuel cell coolant liquid flow field and fuel flow field.
The air flow channel and fuel flow channel of the application is gradual change runner, from the entrance of runner to the gradual change of outlet platform stepwise or flat Gliding style gradual change.It is described in detail by taking air flow channel as an example, sectional area of the air flow channel from air intlet to air outlet slit is gradually Become smaller:
Embodiment one: as shown in figure 5, the smooth gradual change of the width for air flow channel;
Embodiment two: as shown in fig. 6, the ladder gradual change of the width for air flow channel;
Embodiment three: as shown in fig. 7, the smooth gradual change of the depth for air flow channel;
Example IV: as shown in figure 8, the ladder gradual change of the depth for air flow channel;
Embodiment five: as shown in figure 9, the depth and width ladder gradual change of air flow channel;
Embodiment six: as shown in Figure 10, the depth and width smooth gradual change of air flow channel;
Embodiment seven: air flow channel is groove depth smooth gradual change, groove width ladder gradual change (not regarding in figure);
Embodiment eight: air flows to as groove depth ladder gradual change, and groove width smooth gradual change (does not regard) in figure.
In this application, the depth direction of runner is that vertically the direction with bipolar plates plate face, the width direction of runner are vertical Directly with flow channel length direction, and it is parallel to the direction of bipolar plates plate face.
Compared with the prior art, the advantages of the present invention are as follows:
1. fuel outlet sharing channel and air outlet slit sharing channel are designed using skewed slot, set compared to traditional rectangle Meter, design scheme of the invention are conducive to the collection and discharge of water.
2. combined type runner design shortens the flow distance of gas, so that the runner of fuel and air is easier to distribute, Whole flow uniformity is improved, while reducing the difficulty of processing of runner.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the application, the protection model of the application It encloses without being limited thereto.Those skilled in the art made equivalent substitute or transformation on the basis of the application, in the application Protection scope within.The protection scope of the application is subject to claims.

Claims (9)

1. a kind of combined type runner fuel battery double plates, which is characterized in that the bipolar plates include cathode unipolar plate, anode Unipolar plate, the membrane electrode between cathode unipolar plate and anode unipolar plate,
The side of the relatively described membrane electrode of the cathode unipolar plate is equipped with air flow field, and the other side is equipped with coolant liquid flow field, The air flow field and the membrane electrode constitute air flow channel;
The side of the relatively described membrane electrode of the anode unipolar plate is equipped with fuel flow field, the fuel flow field and described Membrane electrode forms fuel flow channel,
The bipolar plates have the air intake sharing channel being connected with the entrance of air flow channel, the outlet with air flow channel The air outlet slit sharing channel that is connected, the fuel inlet sharing channel being connected with the entrance of fuel flow channel and fuel flow channel Outlet be connected fuel outlet sharing channel, be connected with the entrance of cooling liquid flowing channel coolant inlet sharing channel, The cooling liquid outlet sharing channel being connected with the outlet of cooling liquid flowing channel,
The fuel outlet sharing channel has first inclined-plane being obliquely installed, water in the fuel outlet sharing channel Drop can slide to the bottom of the fuel outlet sharing channel along the first inclined-plane;
The air outlet slit sharing channel has second inclined-plane being obliquely installed, in the air outlet slit sharing channel Water droplet can slide to the bottom of the air outlet slit sharing channel along second inclined-plane.
2. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the fuel outlet Sharing channel has the first chute portion, and first chute portion includes first inclined-plane, first chute portion Section becomes narrow gradually from top to bottom.
3. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that second inclined-plane For the bottom surface of the air outlet slit sharing channel.
4. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the air flow field Including two or more air subflows field, the entrance and exit of the air subflow field respectively corresponds an air and enters Mouth sharing channel and an air outlet slit sharing channel;Or/and
The fuel flow field includes two or more fuel subflows field, the entrance and exit of the fuel subflow field Respectively correspond a fuel inlet sharing channel and a fuel outlet sharing channel;Or/and
The coolant liquid flow field includes two or more coolant liquid subflows field, the entrance of the coolant liquid subflow field A coolant inlet sharing channel and a cooling liquid outlet sharing channel are respectively corresponded with outlet.
5. a kind of combined type runner fuel battery double plates as claimed in claim 4, which is characterized in that the cathode monopole The coolant liquid side of plate is equipped with air intake and distributes runner, and air outlet slit distributes runner, and fuel inlet distributes runner, and air is by air Entrance sharing channel flows into, and enters air flow channel by air intake distribution runner, after flowing separately through each air subflow field By air outlet slit distribution runner outflow, it is discharged after being pooled to air outlet slit sharing channel.
6. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the cathode monopole The coolant liquid side of plate is equipped with fuel outlet and distributes runner, and gaseous fuel is flowed by fuel inlet sharing channel, by fuel inlet Distribution runner enters fuel flow channel, flows out after flowing through fuel flow field by fuel outlet distribution runner, it is total to be pooled to fuel outlet Enjoy channel discharge.
7. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the bipolar plates Four sides of cathode unipolar plate, anode unipolar plate and membrane electrode are provided with fixed link perforation, pass through bipolar plates by fixed link Fixed link perforation is fastened and fixed bipolar plates.
8. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the air intake Sharing channel is arranged in the top of bipolar plates, and the air outlet slit sharing channel is arranged in the lower part of bipolar plates, fuel inlet Sharing channel is arranged in the top of the right edge of bipolar plates, and the fuel outlet sharing channel is arranged in the left side of bipolar plates Lower part, the coolant inlet sharing channel is distributed in the top of the left side of bipolar plates, and the cooling liquid outlet is total Enjoy the lower part that channel is distributed in the right edge of bipolar plates.
9. a kind of combined type runner fuel battery double plates as described in claim 1, which is characterized in that the air flow channel Or/and fuel flow channel is gradual change runner, from the entrance of runner to the gradual change of outlet platform stepwise or smooth type gradual change.
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CN110444783A (en) * 2019-08-08 2019-11-12 珠海格力电器股份有限公司 A kind of cell of fuel cell and the fuel cell pile structure with it
CN110797547A (en) * 2019-11-14 2020-02-14 西安交通大学深圳研究院 Light self-temperature-equalizing bipolar plate based on foamed metal and preparation method thereof
CN110828848A (en) * 2019-11-14 2020-02-21 西安交通大学深圳研究院 Heat-storage temperature-control bipolar plate
CN110970633A (en) * 2019-11-14 2020-04-07 西安交通大学 Inner fin temperature control bipolar plate and working method thereof
CN111063908A (en) * 2019-11-14 2020-04-24 西安交通大学 Heat-storage light bipolar plate and working method thereof
CN111106356A (en) * 2019-11-14 2020-05-05 西安交通大学 Heat storage type integrated foam metal electrode
CN112909283A (en) * 2021-03-22 2021-06-04 苏州弗尔赛能源科技股份有限公司 Proton exchange membrane fuel cell bipolar plate
CN113299952A (en) * 2021-05-10 2021-08-24 浙江万里学院 Driving method of high-efficiency reaction battery
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CN113437325A (en) * 2021-05-26 2021-09-24 北京氢沄新能源科技有限公司 Negative plate and bipolar plate of fuel cell and fuel cell
CN117727989A (en) * 2024-02-07 2024-03-19 浙江海盐力源环保科技股份有限公司 High performance fuel cell

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