CN206388787U - A kind of fuel cell link block - Google Patents
A kind of fuel cell link block Download PDFInfo
- Publication number
- CN206388787U CN206388787U CN201621378758.XU CN201621378758U CN206388787U CN 206388787 U CN206388787 U CN 206388787U CN 201621378758 U CN201621378758 U CN 201621378758U CN 206388787 U CN206388787 U CN 206388787U
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- link block
- module assembly
- cavity
- flow path
- galvanic pile
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- 239000000446 fuel Substances 0.000 title claims abstract description 51
- 239000002826 coolant Substances 0.000 claims abstract description 114
- 239000003638 chemical reducing agent Substances 0.000 claims description 40
- 239000007800 oxidant agent Substances 0.000 claims description 38
- 230000001590 oxidative effect Effects 0.000 claims description 38
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 12
- 238000009826 distribution Methods 0.000 abstract description 10
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004534 cecum Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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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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- Fuel Cell (AREA)
Abstract
The utility model is related to a kind of fuel cell link block, fuel cell field.A kind of fuel cell link block, the link block is arranged between galvanic pile module assembly and subsidiary engine module assembly, the link block is plate body close to the side of subsidiary engine module assembly, is that tortuous flow path is provided with cavity, the cavity close to the side of galvanic pile module assembly；Cooling agent from galvanic pile module assembly flows into cavity by one end of cavity, and flows into tortuous flow path by the entrance of tortuous flow path；The plate body is provided with the exit opening of cooling agent, and the exit opening is used to the cooling agent for flowing through tortuous flow path discharging cavity.Link block described in the utility model makes to maintain the uniform of fuel battery inside Temperature Distribution, it is to avoid edge effect；Own wt mitigates and the lifting fuel cell pile life-span.
Description
Technical field
The utility model is related to a kind of fuel cell link block, fuel cell field.
Background technology
In face of energy bottleneck and increasingly serious haze, development new-energy automobile is trend of the times.For environmental protection, reduce
Atmosphere pollution in city, is received more and more attention with PEMFC (Proton Exchange Membrane Fuel Cells) for the device of power, when
When PEMFC is using pure hydrogen as fuel, it can reach real " zero " discharge.Current PEMFC has one in fields such as traffic, communications
Fixed application.Galvanic pile module of fuel cell is influenceed by wooden pail effect (short -board effect), too low if there is single pond performance, fuel
Battery galvanic pile module needs to be stopped.In recent years, galvanic pile module of fuel cell design and develop, manufacture, quality control water
It is flat to be substantially improved, it is ensured that each single-unit performance is consistent.But because each section present position and environment are variant, cause fuel cell mould
Each section performance has differences in block, is most evident as edge effect.
In update search, chase groove, groove is distributed with the side against collector plate in CN101447580A in end plate
Middle sealing is equipped with electrical heating wire, and electrical heating wire is connected with external power source, so that fuel battery inside Temperature Distribution is than more uniform；
In CN 103682403B, air heater is installed on air inlet duct, coolant heater is installed on inlet channel,
Pile heater is additionally provided with pile, is preheated for end plate, insulation board and collector plate to Proton Exchange Membrane Fuel Cells,
So that fuel battery inside Temperature Distribution is than more uniform, and quickly start in sub-zero environment；To make in fuel cell
Portion's Temperature Distribution is more to be realized using the false battery of addition or using the design of edge section is changed than more uniform；CN103633346B is sent out
Understand a kind of fuel cell structure of simplification, including integrated end plate and more piece list pond, more piece Dan Chi end plates integrated with two
Between do not set collector plate and false battery, integrated end plate is made of an electrically conducting material, the end plate that conductive material is made not with more piece
The surface of single pond contact carries out insulation processing, and end plate is with being machined with hydrogen runner, air flow channel and cold on the contact surface of more piece list pond
But isolated between liquid runner, each runner by sealing tree lace, end plate side is machined with the interface with pile both positive and negative polarity outlet respectively.Only
The edge effect function that end plate flow field structure can adjust pile " false battery " need to be changed, is easy to structure optimization.
Electrical heating or the mode in parallel for introducing coolant has been respectively adopted in above patent or modification edge section cooling duct is set
Meter makes fuel battery inside Temperature Distribution than more uniform.
The content of the invention
To solve the following problems of prior art：If prior art is using electrically heated mode, it is necessary to additional electrically member
Part is connected and is controlled；If by the way of parallel connection introduces coolant, adding the joint number of false battery, fuel electricity is reduced
Chi Dui specific power density；If be designed using edge section scheme is changed, calculating and design difficulty are added, and need supporting
A variety of templates, greatly improve template die sinking expense during small lot.The utility model is expanded in link block equipped with coolant
Passage, makes link block ensemble average temperature maintain near coolant inlet temperature, to maintain fuel battery inside temperature
It is evenly distributed, it is to avoid edge effect.
A kind of fuel cell link block, the link block be arranged at galvanic pile module assembly and subsidiary engine module assembly it
Between,
The link block is plate body close to the side of subsidiary engine module assembly, is chamber close to the side of galvanic pile module assembly
Tortuous flow path is provided with body, the cavity；
Cooling agent from galvanic pile module assembly flows into cavity by one end of cavity, and flows into song by the entrance of tortuous flow path
Baffling road；The plate body is provided with the exit opening of cooling agent, and the exit opening is used for the cooling agent by tortuous flow path is flowed through
Discharge cavity.
Fuel cell can carry out modular integrated processing to solve fuel cell space-consuming greatly, autgmentability transplantability difference etc.
Technical problem, the modular fuel-cell system, including：Galvanic pile module assembly, by rear end (cecum) end plate, insulation board, afflux
Combination stacked is formed successively on demand for plate, battery pack (containing Multilayer Film Electrode and bipolar plates) and front end end plate；Link block, is arranged at
The side of the galvanic pile module assembly；Subsidiary engine module assembly, is arranged at the link block relative to the setting galvanic pile module
The opposite side of assembly；Electrical module assembly, is arranged at the galvanic pile module assembly another relative to the setting link block
Side；Outer package assembly, including galvanic pile module package and subsidiary engine module package, the galvanic pile module package and the subsidiary engine
Module package connects firmly composition by the link block and is respectively used to accommodate the galvanic pile module assembly and the electrical module
The receiving space of assembly and the subsidiary engine module assembly；The galvanic pile module assembly, the subsidiary engine module assembly and it is described electrically
Module assembly encapsulates to form fuel cell system independent, with default sealing grade by the outer package assembly；Away from
The subsidiary engine package sidepiece intensive from system line is fixed with system control unit (ECU).
Wherein, the link block possesses the various functions such as medium runner conversion, distribution capability, can be multiple related members
Part provides reliable connection with fixing, wherein, link block, which is that pile cooling agent is into and out, is provided with independent runner.Fig. 2
For a kind of schematic diagram of presently used link block, as illustrated, presently used link block is solid plate body, on plate body
Provided with all multiple flow passages through plate body, which includes coolant entrance runner and coolant outlet runner.Fuel cell is with cold
But agent flows through coolant entrance runner and entered in the coolant entrance of galvanic pile module assembly adjacent thereto；Cooling agent is in pile mould
After block assembly circulation, flowed out from the coolant outlet of galvanic pile module assembly, complete the cooling agent of heat exchange function via link block
Coolant outlet runner outflow.
The link block that the utility model is provided has the link block of cavity for side, and sets complications to flow in cavity
Road, makes the cooling agent of completion heat exchange function not flow directly out link block, but it is flowed through the complications in link block cavity
Runner, flows out in exit opening of the coolant flow again by cooling agent after tortuous flow path.
One preferred technical scheme of the utility model is：The dividing plate that the tortuous flow path is staggered up and down in cavity
Group is constituted.
In above-mentioned technical proposal, the tortuous flow path is made up of the dividing plate group being staggered up and down, and the dividing plate group is with vertical
The straight mode in link block length direction is set, and the long side of link block plate body is individually fixed in the way of alternateing
On.
Another preferred technical scheme of the utility model is：Tree-like dividing plate of the tortuous flow path in cavity is constituted.
In above-mentioned technical proposal, the tortuous flow path is made up of tree-like dividing plate, the tree-like dividing plate include trunk every
Plate and some limb dividing plates, the trunk dividing plate parallel to link block length direction to be set, and the limb dividing plate is fixed on
The both sides of trunk dividing plate；The limb dividing plate is fixed on trunk dividing plate in non-perpendicular mode, and positioned at homonymy limb every
Plate is parallel to each other.
Further, the cavity is pressed from both sides by sealing the end plate or insulation board of tree lace and galvanic pile module assembly by assembling force
Tightening seal.
Further, the cavity is connected with the coolant outlet of galvanic pile module assembly, the entrance of the tortuous flow path
Side is set in the way of the coolant outlet close to galvanic pile module assembly；The outlet side of the tortuous flow path is with close to exit opening
Mode set.
Coolant entrance runner is set on plate body, and the coolant entrance runner is with close to the cooling of galvanic pile module assembly
The mode of agent entrance is set, for making cooling agent be passed through via the end of link block inside galvanic pile module assembly.
Further, the coolant entrance of the coolant entrance runner and galvanic pile module assembly is direct using through type
Correspondence.
Further, the tortuous flow path circulated from tunnel inlets to runner exit hydraulic diameter be not less than cooling agent electricity
The higher value of the coolant outlet of heap module assembly and the hydraulic diameter of exit opening.
In above-mentioned technical proposal, the cooling agent flowed out from the coolant outlet of galvanic pile module assembly enters one end of cavity,
Tortuous flow path entrance is provided near the end, cooling agent enters tortuous flow path via tortuous flow path entrance, flows through the cold of tortuous flow path
But agent is exported from tortuous flow path and flowed out, and discharges cavity by the exit opening located at tortuous flow path near exit.Discharge cavity
Coolant afterwards enters subsidiary engine module assembly.
Further, in order that coolant can be stopped the longer time in cavity, the tortuous flow path is most in cavity
Possible length, i.e., coolant outlet of the described exit opening as far as possible away from galvanic pile module assembly.
Further, the two ends of the plate body are provided with all multiple flow passages through plate body, such as reducing agent entrance channel, reducing agent
Outlet flow, oxidant inlet runner, oxidant outlet runner.
The utility model preferably link block enters provided with reducing agent entrance channel, reducing agent outlet flow, oxidant
Mouth runner, oxidant outlet runner；The reducing agent entrance channel, reducing agent outlet flow, oxidant inlet runner, oxidant
Outlet flow is true according to the reducing agent entrance of galvanic pile module assembly, reducing agent outlet, oxidant inlet, oxidant outlet position
It is fixed, on the premise of other functions are not provided with, directly corresponded to using through type.
Above-mentioned " through type is directly corresponded to " refers to runner and the entrance on electric pile unit assembly or outlet one in link block
Lead to correspondence in succession always.For example：The reducing agent entrance channel of link block directly connects the reducing agent entrance of galvanic pile module assembly,
The oxidant inlet runner of link block directly connects the oxidant inlet of galvanic pile module assembly.
Further, link block plate body described in the utility model is preferred to use aluminum alloy material and is made.
Further, the cavity of preferably described link block is structure as a whole with plate body, and it can be by machining side
Formula or forging type are obtained.
The beneficial effects of the utility model are：
1st, link block described in the utility model makes the cooling agent of higher temperature be circulated in it, can improve electric pile unit
The temperature of assembly edge, maintain the uniform of fuel battery inside Temperature Distribution, it is to avoid edge effect；
2nd, link block described in the utility model is because for cavity body structure, own wt mitigates, and ideal effect can be with loss of weight
1/4 link block weight；
3rd, cooling agent, plate body material of the thermal capacitance compared with link block of cooling agent are flowed through inside link block described in the utility model
Material is big, adds the mass specific heat of distribution link block, during having delayed low-temperature storage, the temperature drop rate of edge section；
So as to lift the fuel cell pile life-span.
Brief description of the drawings
Fig. 1 is the assembling schematic diagram of existing galvanic pile module assembly, subsidiary engine module assembly and link block；
Fig. 2 is existing solid plate body link block schematic diagram；
Fig. 3 is fuel cell link block schematic diagram described in embodiment 1；
Fig. 4 is fuel cell link block schematic diagram described in embodiment 2；
Fig. 5 is fuel cell link block plate body rearview described in embodiment 1；
Fig. 6 is link block Temperature Distribution point position figure described in embodiment 1；
Fig. 7 is galvanic pile module of fuel cell performance map described in embodiment 1；
Fig. 8 is existing solid plate body link block galvanic pile module of fuel cell performance map.
Reference is as follows：
I galvanic pile module assemblies, II link blocks, III subsidiary engine module assemblies；
1 cavity, 101 tortuous flow paths, 102 dividing plate groups, 103 tree-like dividing plates, 2 plate bodys, the exit opening of 3 cooling agents, 4 coolings
Agent entrance channel, 5 reducing agent entrance channels, 6 reducing agent outlet flows, 7 oxidant inlet runners, 8 oxidant outlet runners, 9
Coolant outlet runner.
Embodiment
Following non-limiting examples can make one of ordinary skill in the art that the utility model is more fully understood, but
The utility model is not limited in any way.
Test method described in following embodiments, is conventional method unless otherwise specified；The reagent and material, such as
Without specified otherwise, commercially obtain.
As shown in figure 1, the link block II is located between galvanic pile module assembly I and subsidiary engine module assembly III.Fig. 2 institutes
Solid plate body link block is shown as, reducing agent entrance channel is from top to bottom respectively equipped with one end of the solid plate body link block
5th, coolant outlet runner 9, oxidant outlet runner 8；The other end is from top to bottom respectively equipped with oxidant inlet runner 7, cooling
Agent entrance channel 4, reducing agent outlet flow 6.Fuel cell coolant flow is through coolant entrance runner 4, into adjacent thereto
Galvanic pile module assembly I coolant entrance in；Cooling agent is after galvanic pile module assembly I circulations, from the cold of galvanic pile module assembly I
But agent outlet outflow, the cooling agent for completing heat exchange function flows out via the coolant outlet runner 9 of link block.
Embodiment 1
As shown in figure 1, a kind of fuel cell link block, the link block II be arranged at galvanic pile module assembly I and
Between subsidiary engine module assembly III,
As shown in figure 3, the link block is plate body 2 close to the side of subsidiary engine module assembly, close to galvanic pile module assembly
Side be cavity 1, tortuous flow path 101 is provided with the cavity 1；Cooling agent from galvanic pile module assembly is by the one of cavity 1
End flows into cavity 1, and flows into tortuous flow path 101 by the entrance of tortuous flow path 101；The plate body 2 is provided with the outlet of cooling agent
Opening 3, the exit opening 3 is used to the cooling agent for flowing through tortuous flow path 101 discharging cavity 1.
As shown in figure 3, the dividing plate group 102 that the tortuous flow path 101 is staggered up and down in cavity 1 is constituted.It is described every
Plate group is set in the way of perpendicular to link block length direction, and link block plate body is individually fixed in the way of alternateing
Long side on.
The cavity 1 is connected with the coolant outlet of galvanic pile module assembly, the entrance side of the tortuous flow path 101 with by
The mode of the coolant outlet of nearly galvanic pile module assembly is set；The outlet side of the tortuous flow path 101 is with close to exit opening 3
Mode is set.The exit opening 3 is located at one end of coolant outlet of the link block length direction away from galvanic pile module assembly,
Coolant entrance runner 4 is set on plate body 2, and the coolant entrance runner 4 is used to make cooling agent via the end of link block
Portion is passed through inside galvanic pile module assembly；The coolant entrance runner 4 is with close to the side of the coolant entrance of galvanic pile module assembly
Formula is set, and is connected with the coolant entrance of galvanic pile module assembly.
The reducing agent entrance channel 5, oxidant outlet runner 8, oxidant inlet runner 7, reducing agent outlet flow 6,
Coolant entrance runner 4 according to the reducing agent entrance of galvanic pile module assembly, oxidant outlet, oxidant inlet, reducing agent outlet,
Coolant entrance position is determined, directly (the corresponding reducing agent entrance of such as reducing agent entrance channel 5) is corresponded to one by one using through type.Such as
Shown in Fig. 3, the reducing agent entrance channel 5, oxidant outlet runner 8 are located at one end of plate body 2；The oxidant inlet runner
7th, reducing agent outlet flow 6, coolant entrance runner 4 are located at the other end of plate body 2；The exit opening 3 enters positioned at cooling agent
The homonymy of mouth runner 4, and the vicinity exported positioned at tortuous flow path 101, so that thus cooling agent discharges cavity 1.
By taking accompanying drawing as an example, Fig. 2 is the fuel cell link block of existing traditional design, and Fig. 3 is electric for the fuel of the present embodiment
Pond link block, Fig. 6 is link block Temperature Distribution point position figure, fuel cell and the present embodiment design of traditional design
Fuel battery temperature is set using identical, and coolant inlet temperature is 65 DEG C in test process, and cooling liquid outlet temperature is 73 DEG C,
Test result is (every group data acquisition three times, take three statistical averages) as shown in the table：
From the point of view of test result, the utility model embodiment fuel cell link block temperature is higher than the fuel of traditional design
Battery connection module temperature.
Fig. 7 examines for inspection in galvanic pile module of fuel cell performance map, figure described in the present embodiment according to 2 sections one, and pile amounts to
160 sections, apart from fuel cell link block position, section is Section 80 recently, and the present embodiment is seen from figure, and boundless edge effect is produced,
Fuel battery inside uniformity of temperature profile, the module is placed in -20 DEG C of low temperature environments and run, galvanic pile module non-flanged effect
Should；And the fuel cell module of traditional design is run in normal temperature environment, also boundless edge effect is produced, but in -20 DEG C of low temperature rings
In border, there is edge effect, as shown in Figure 8.Therefore by design of the present utility model, fuel battery inside temperature is efficiently solved
Spend skewness phenomenon.
Embodiment 2
As shown in figure 1, a kind of fuel cell link block, the link block II be arranged at galvanic pile module assembly I and
Between subsidiary engine module assembly III,
As shown in figure 3, the link block is plate body 2 close to the side of subsidiary engine module assembly, close to galvanic pile module assembly
Side be cavity 1, tortuous flow path 101 is provided with the cavity 1；Cooling agent from galvanic pile module assembly is by the one of cavity 1
End flows into cavity 1, and flows into tortuous flow path 101 by the entrance of tortuous flow path 101；The plate body 2 is provided with the outlet of cooling agent
Opening 3, the exit opening 3 is used to the cooling agent for flowing through tortuous flow path 101 discharging cavity 1.
As shown in figure 4, tree-like dividing plate 103 of the tortuous flow path 101 in cavity 1 is constituted.The tree-like dividing plate includes
One trunk dividing plate and some limb dividing plates, the trunk dividing plate parallel to link block length direction to set, the limb
Dividing plate is fixed on the both sides of trunk dividing plate；The limb dividing plate is fixed on trunk dividing plate in non-perpendicular mode, and positioned at same
The limb dividing plate of side is parallel to each other.The tree-like dividing plate 103 is pressed from both sides by sealing tree lace and the housing of the part of cavity 1 by assembling force
Tightening seal.
As shown in figure 3, the cavity 1 is connected with the coolant outlet of galvanic pile module assembly, the tortuous flow path 101
Entrance side is set in the way of the coolant outlet close to galvanic pile module assembly；The outlet side of the tortuous flow path 101 is with close
The mode of exit opening 3 is set.The exit opening 3 is located at cooling agent of the link block length direction away from galvanic pile module assembly
One end of outlet, sets coolant entrance runner 4 on plate body 2, and the coolant entrance runner 4 is used to make cooling agent via even
The end of connection module is passed through inside galvanic pile module assembly, and the coolant entrance runner 4 is with close to the cooling of galvanic pile module assembly
The mode of agent entrance is set, and is connected with the coolant entrance of galvanic pile module assembly.
Reducing agent entrance channel 5, oxidant outlet runner 8, oxidant inlet runner 7, reducing agent outlet flow 6, cooling
Agent entrance channel 4 is according to the reducing agent entrance of galvanic pile module assembly, oxidant outlet, oxidant inlet, reducing agent outlet, cooling
Agent entry position is determined, is directly corresponded to using through type.As shown in figure 3, the reducing agent entrance channel 5, oxidant outlet stream
Road 8 is located at one end of plate body 2；The oxidant inlet runner 7, reducing agent outlet flow 6, coolant entrance runner 4 are located at plate
The other end of body 2；The exit opening 3 is located at the homonymy of coolant entrance runner 4, and positioned at the attached of the outlet of tortuous flow path 101
Closely, so that thus cooling agent discharges cavity 1.
Embodiment 3
As shown in figure 1, a kind of fuel cell link block, the link block II be arranged at galvanic pile module assembly I and
Between subsidiary engine module assembly III,
As shown in figure 3, the link block is plate body 2 close to the side of subsidiary engine module assembly, close to galvanic pile module assembly
Side be cavity 1, tortuous flow path 101 is provided with the cavity 1；Cooling agent from galvanic pile module assembly is by the one of cavity 1
End flows into cavity 1, and flows into tortuous flow path 101 by the entrance of tortuous flow path 101；The plate body 2 is provided with the outlet of cooling agent
Opening 3, the exit opening 3 is used to the cooling agent for flowing through tortuous flow path 101 discharging cavity 1.
As shown in figure 3, the dividing plate group 102 that the tortuous flow path 101 is staggered up and down in cavity 1 is constituted.It is described every
Plate group is set in the way of perpendicular to link block length direction, and link block plate body is individually fixed in the way of alternateing
Long side on.Spacing is 21.5mm, the deep (chamber of dividing plate between dividing plate spacing 55mm, spacer width 6mm, the long 67mm of dividing plate, upper lower clapboard
Body depth 36mm), link block gross thickness 50mm.
The cavity 1 is connected with the coolant outlet of galvanic pile module assembly, the entrance side of the tortuous flow path 101 with by
The mode of the coolant outlet of nearly galvanic pile module assembly is set；The outlet side of the tortuous flow path 101 is with close to exit opening 3
Mode is set.The exit opening 3 is located at one end of coolant outlet of the link block length direction away from galvanic pile module assembly,
Coolant entrance runner 4 is set on plate body 2, and the coolant entrance runner 4 is used to make cooling agent via the end of link block
Portion is passed through inside galvanic pile module assembly；The coolant entrance runner 4 is with close to the side of the coolant entrance of galvanic pile module assembly
Formula is set, and is connected with the coolant entrance of galvanic pile module assembly.
Reducing agent entrance channel 5, oxidant outlet runner 8, oxidant inlet runner 7, reducing agent outlet flow 6, cooling
Agent entrance channel 4 is according to the reducing agent entrance of galvanic pile module assembly, oxidant outlet, oxidant inlet, reducing agent outlet, cooling
Agent entry position is determined, is directly corresponded to using through type.As shown in figure 3, the reducing agent entrance channel 5, oxidant outlet stream
Road 8 is located at one end of plate body 2；The oxidant inlet runner 7, reducing agent outlet flow 6, coolant entrance runner 4 are located at plate
The other end of body 2；The exit opening 3 is located at the homonymy of coolant entrance runner 4, and positioned at the attached of the outlet of tortuous flow path 101
Closely, so that thus cooling agent discharges cavity 1.
The tortuous flow path 101 circulated from tunnel inlets to runner exit hydraulic diameter be more than galvanic pile module assembly cooling
The water of the coolant outlet of galvanic pile module assembly and exit opening 3 in agent outlet and the hydraulic diameter of exit opening 3, the present embodiment
Power diameter is 41.7mm.
Claims (9)
1. a kind of fuel cell link block, it is characterised in that：The link block is arranged at galvanic pile module assembly and subsidiary engine
Between module assembly,
The link block is plate body (2) close to the side of subsidiary engine module assembly, is cavity close to the side of galvanic pile module assembly
(1) tortuous flow path (101), is provided with the cavity (1)；
Cooling agent from galvanic pile module assembly flows into cavity (1), and entering by tortuous flow path (101) by one end of cavity (1)
Mouth flows into tortuous flow path (101)；The plate body (2) is provided with the exit opening (3) of cooling agent, and the exit opening (3) is used for
The cooling agent discharge cavity (1) of tortuous flow path (101) will be flowed through.
2. link block according to claim 1, it is characterised in that：The tortuous flow path (101) in the cavity (1) above and below
The dividing plate group (102) being staggered is constituted.
3. link block according to claim 1, it is characterised in that：Tree of the tortuous flow path (101) in cavity (1)
Shape dividing plate (103) is constituted.
4. link block according to claim 1, it is characterised in that：The cavity (1) is by sealing tree lace and pile mould
The end plate or insulation board of block assembly pass through assembling force pinch seal.
5. link block according to claim 1, it is characterised in that：The cavity (1) and the cooling of galvanic pile module assembly
Agent outlet is connected, and the entrance side of the tortuous flow path (101) is set in the way of the coolant outlet close to galvanic pile module assembly
Put；The outlet side of the tortuous flow path (101) is set in the way of close to exit opening (3).
6. link block according to claim 5, it is characterised in that：Coolant entrance runner is set on plate body (2)
(4), the coolant entrance runner (4) is set in the way of the coolant entrance close to galvanic pile module assembly, for making cooling
Agent is passed through inside galvanic pile module assembly via the end of link block.
7. link block according to claim 1, it is characterised in that：The tortuous flow path (101) is from tunnel inlets to stream
Road outlet stream hydraulic diameter is straight not less than the coolant outlet of the galvanic pile module assembly of cooling agent and the waterpower of exit opening (3)
The higher value in footpath.
8. link block according to claim 1, it is characterised in that：The link block is provided with reducing agent entrance channel
(5), reducing agent outlet flow (6), oxidant inlet runner (7), oxidant outlet runner (8)；The reducing agent entrance channel
(5), reducing agent outlet flow (6), oxidant inlet runner (7), oxidant outlet runner (8) are according to galvanic pile module assembly
Reducing agent entrance, reducing agent outlet, oxidant inlet, oxidant outlet position are determined, on the premise of other functions are not provided with,
Directly corresponded to using through type.
9. link block according to claim 1, it is characterised in that：The tortuous flow path (101) to the greatest extent may be used in cavity (1)
The length of energy；Coolant outlet of the exit opening as far as possible away from galvanic pile module assembly.
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| CN201621378758.XU CN206388787U (en) | 2016-12-15 | 2016-12-15 | A kind of fuel cell link block |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106505226A (en) * | 2016-12-15 | 2017-03-15 | 新源动力股份有限公司 | A kind of fuel cell link block |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106505226A (en) * | 2016-12-15 | 2017-03-15 | 新源动力股份有限公司 | A kind of fuel cell link block |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A connection module for fuel cells Effective date of registration: 20231026 Granted publication date: 20170808 Pledgee: Industrial Bank Limited by Share Ltd. Dalian branch Pledgor: Sunrise Power Co.,Ltd. Registration number: Y2023980062978 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |