CN209447935U - A kind of fuel cell high/low temperature coolant circulation system - Google Patents
A kind of fuel cell high/low temperature coolant circulation system Download PDFInfo
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- CN209447935U CN209447935U CN201920415637.5U CN201920415637U CN209447935U CN 209447935 U CN209447935 U CN 209447935U CN 201920415637 U CN201920415637 U CN 201920415637U CN 209447935 U CN209447935 U CN 209447935U
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- pile
- low temperature
- coolant circulation
- fuel cell
- container
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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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Abstract
The utility model proposes a kind of fuel cell high/low temperature coolant circulation systems, by the way that mixing arrangement is arranged, when coolant liquid is cut into systemic circulation from partial circulating outside pile, cooling water in systemic circulation pipeline is mixed with the hot water in mixing arrangement, it prevents the cooling water of too low temperature to be directly entered pile, it is run and is impacted；It after cold water enters mixing arrangement, rotates, is adequately mixed with the hot water in mixing arrangement under centrifugal force, improve heat exchange efficiency, mix more uniform.
Description
Technical field
The utility model relates to fuel cell field more particularly to a kind of fuel cell high/low temperature coolant circulation systems.
Background technique
Fuel cell field at present, fuel cell need to react (60 DEG C or so) under preference temperature, and temperature is excessively high or mistake
Low to influence on generating efficiency and pile very big, this just needs fuel cell that can be rapidly heated after powering, is reaching certain function
Rate stablize after, pile reaction constantly it is exothermic during, stack temperature, which can cool down, is stabilized to the temperature range of needs.Therefore fuel is electric
When being switched on reaction, what coolant liquid was passed through is partial circulating runner (without radiator), and coolant liquid is relatively fewer, fuel cell in pond
It can be brought rapidly up；After pile constantly reacts, excessively high stack temperature is more than set temperature critical point, and coolant liquid is not in partial circulating
It is enough to reduce stack temperature.At this moment three-way device can be opened, and coolant liquid passes through partial circulating runner and systemic circulation runner simultaneously at this time
Cryogenic liquid enters back into electricity after entering a water pipe simultaneously in (including radiator), partial circulating high temperature coolant liquid and radiator
Heap.If high/low temperature coolant liquid is not sufficiently mixed before entering pile, there are part cryogenic liquids to be directly entered electricity
Heap, leads to pile internal temperature rapid drawdown, and pile activity decline, reaction efficiency reduces, and generating voltage is decreased obviously and unstable.Separately
Dispatch from foreign news agency piles up temperature decrease number in reaction process may also excessively bring immeasurable damage to pile.
Utility model content
In view of this, the utility model proposes a kind of fuel cell high/low temperature of coolant temperature impact outside reduction is cold
But fluid circulation.
It is cold that the technical solution of the utility model is achieved in that the utility model provides a kind of fuel cell high/low temperature
But fluid circulation comprising pile (1), coolant circulation pump (3), radiator (4), three-way device (5) and heater (8), electricity
Heap (1) cooling liquid outlet, coolant circulation pump (3), heater (8), three-way device (5) are mutually interconnected with pile (1) cooling liquid inlet
It is logical to form coolant liquid partial circulating channel, pile (1) cooling liquid outlet, coolant circulation pump (3), radiator (4), three-way device (5)
It is interconnected with pile (1) cooling liquid inlet and forms coolant liquid systemic circulation channel, further include mixing arrangement (6), mixing arrangement
(6) it is set between three-way device (5) and pile (1) cooling liquid inlet and is interconnected with the two, come to three-way device (5)
Water mixed after supply pile (1) cooling liquid inlet.
On the basis of above technical scheme, it is preferred that the mixing arrangement (6) includes inlet tube (61), outlet
(62) and container (63), inlet tube (61) one end are connected to three-way device (5), other end connection container (63) internal cavities, container
(63) it is internally provided with hollow cavity, outlet (62) one end is connected to container (63) internal cavities.
It is further preferred that inlet tube (61) water inlet and outlet (62) water outlet are respectively arranged at container (63)
Both ends.
It is further preferred that container (63) cross section of inboard wall is rounded, inlet tube (61) and container (63) inner wall phase
It cuts and with container (63) central axis at a slanted angle.
On the basis of above technical scheme, it is preferred that the three-way device (5) uses three-way solenoid valve.
On the basis of above technical scheme, it is preferred that it further include silica gel coolant pipe (2), the pile (1), cooling
Pass through silica gel coolant pipe between circulating pump (3), radiator (4), three-way device (5), mixing arrangement (6) and heater (8)
(2) it is connected to.
On the basis of above technical scheme, it is preferred that further include temperature sensor (7), it is cooling to be set to pile (1)
At liquid outlet or pile (1) cooling liquid inlet.
The fuel cell high/low temperature coolant circulation system of the utility model has below compared with the existing technology beneficial to effect
Fruit:
(1) pass through setting mixing arrangement, when coolant liquid is cut into systemic circulation from partial circulating outside pile, systemic circulation pipeline
Interior cooling water is mixed with the hot water in mixing arrangement, prevents the cooling water of too low temperature to be directly entered pile, to it
Operation impacts；
(2) it after cold water enters mixing arrangement, rotates, is adequately mixed with the hot water in mixing arrangement under centrifugal force
It closes, improves heat exchange efficiency, mix more uniform.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the fuel cell high/low temperature coolant circulation system connection relationship diagram of the utility model；
Fig. 2 is the positive section view of the mixing arrangement part of the fuel cell high/low temperature coolant circulation system of the utility model
Figure.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical solution in the utility model embodiment is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of embodiment of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work
Under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the fuel cell high/low temperature coolant circulation system of the utility model comprising pile 1, silica gel are cold
But liquid pipe 2, coolant circulation pump 3, radiator 4, three-way device 5, mixing arrangement 6, temperature sensor 7 and heater 8.
It is respectively arranged with cooling liquid outlet and cooling liquid inlet on pile 1, be respectively used to import and exports coolant liquid, to electricity
Heap 1 is cooled down or is heated up.
Wherein, coolant circulation pump 3, heater 8, three-way device 5 and 1 cooling liquid inlet of pile are interconnected and form coolant liquid
Partial circulating channel.In this way, closing coolant liquid systemic circulation channel before the starting of pile 1, coolant liquid partial circulating channel is opened, is passed through
Heater 8 heats the coolant liquid in coolant liquid partial circulating channel, and provides circulation power by coolant circulation pump 3, right
Pile 1 carries out circulating-heating, assists to promote 1 turn-on temperature of pile.
1 cooling liquid outlet of pile, coolant circulation pump 3, radiator 4, three-way device 5 are mutually interconnected with 1 cooling liquid inlet of pile
It is logical to form coolant liquid systemic circulation channel.In this way, closing coolant liquid partial circulating channel after the booting of pile 1, opens coolant liquid and follow greatly
Ring channel is radiated by coolant liquid of the radiator 4 to coolant liquid systemic circulation channel, carries out circulation cooling, control to pile 1
1 running temperature of pile is in suitable range.
Specifically, the three-way device 5 uses three-way solenoid valve, convenient for following coolant liquid systemic circulation channel and coolant liquid are small
Ring switches between channel.
Specifically, further including silica gel coolant pipe 2, the pile 1, radiator 4, three-way device 5, is mixed coolant circulation pump 3
It attaches together to set and be connected between 6 and heater 8 by silica gel coolant pipe 2, silica gel material can meet the requirement of ion leaching rate.
Specifically, further including temperature sensor 7, it is set at 1 cooling liquid inlet of 1 cooling liquid outlet of pile or pile.It is right
The temperature of pile 1 is monitored in real time, convenient for adjusting opening and closing and heater 8 and the radiator 4 of three-way device 5
Run power.
Temperature shock when being switched to coolant liquid systemic circulation channel from coolant liquid partial circulating channel in order to prevent, further includes mixing
It attaches together and sets 6, mixing arrangement 6 is set between 1 cooling liquid inlet of three-way device 5 and pile and is interconnected with the two, to threeway
The water that device 5 comes supplies 1 cooling liquid inlet of pile after being mixed.Specifically, the mixing arrangement 6 include inlet tube 61,
Outlet 62 and container 63,61 one end of inlet tube is connected to three-way device 5, the other end is connected to 63 internal cavities of container, in container 63
Portion is provided with hollow cavity, and 62 one end of outlet is connected to 63 internal cavities of container.In this way, in the partial circulation operation of beginning,
Hot water is filled inside container 63, when being switched to full circulation operation, the hot water to come out of radiator 4 is introduced into container 63,
It is mixed, enters pile 1 after adjusting to suitable temperature.Specifically, 61 water inlet of inlet tube and outlet 62 are discharged
Mouth is respectively arranged at 63 both ends of container.Specifically, 63 cross section of inboard wall of container is rounded, inlet tube 61 and 63 inner wall of container
It is tangent and with 63 central axis of container at a slanted angle.In this way, the water come in from inlet tube 61 along 63 spiral inner wall of container to
Lower flowing is until be full of container 63, then further reach high/low temperature coolant liquid into pile 1 by outlet 62 and uniformly mix effect
Fruit.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (7)
1. a kind of fuel cell high/low temperature coolant circulation system comprising pile (1), coolant circulation pump (3), radiator (4),
Three-way device (5) and heater (8), pile (1) cooling liquid outlet, coolant circulation pump (3), heater (8), three-way device (5)
It is interconnected with pile (1) cooling liquid inlet and forms coolant liquid partial circulating channel, pile (1) cooling liquid outlet, coolant circulation pump
(3), radiator (4), three-way device (5) and pile (1) cooling liquid inlet are interconnected and form coolant liquid systemic circulation channel, special
Sign is: further including mixing arrangement (6), mixing arrangement (6) is set between three-way device (5) and pile (1) cooling liquid inlet
And be interconnected with the two, pile (1) cooling liquid inlet is supplied after mixing to the water that three-way device (5) comes.
2. fuel cell high/low temperature coolant circulation system as described in claim 1, it is characterised in that: the mixing arrangement
It (6) include inlet tube (61), outlet (62) and container (63), inlet tube (61) one end is connected to three-way device (5), the other end connects
Logical container (63) internal cavities, container (63) are internally provided with hollow cavity, and outlet (62) one end is connected in container (63)
Portion's cavity.
3. fuel cell high/low temperature coolant circulation system as claimed in claim 2, it is characterised in that: the inlet tube (61)
Water inlet and outlet (62) water outlet are respectively arranged at container (63) both ends.
4. fuel cell high/low temperature coolant circulation system as claimed in claim 2, it is characterised in that: in the container (63)
Wall circular in cross-section, inlet tube (61) and container (63) inner wall it is tangent and with container (63) central axis at a slanted angle.
5. fuel cell high/low temperature coolant circulation system as described in claim 1, it is characterised in that: the three-way device
(5) three-way solenoid valve is used.
6. fuel cell high/low temperature coolant circulation system as described in claim 1, it is characterised in that: further include that silica gel is cooling
Liquid pipe (2), the pile (1), coolant circulation pump (3), radiator (4), three-way device (5), mixing arrangement (6) and heater
(8) it is connected between by silica gel coolant pipe (2).
7. fuel cell high/low temperature coolant circulation system as described in claim 1, it is characterised in that: further include temperature sensing
Device (7) is set at pile (1) cooling liquid outlet or pile (1) cooling liquid inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415637.5U CN209447935U (en) | 2019-03-28 | 2019-03-28 | A kind of fuel cell high/low temperature coolant circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415637.5U CN209447935U (en) | 2019-03-28 | 2019-03-28 | A kind of fuel cell high/low temperature coolant circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209447935U true CN209447935U (en) | 2019-09-27 |
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ID=68034144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920415637.5U Active CN209447935U (en) | 2019-03-28 | 2019-03-28 | A kind of fuel cell high/low temperature coolant circulation system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209447935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993987A (en) * | 2019-12-20 | 2020-04-10 | 东风汽车集团有限公司 | Fuel cell automobile cooling system and control method thereof |
| WO2021103173A1 (en) * | 2019-11-29 | 2021-06-03 | 浙江嘉杰汽车设计有限公司 | External water circulation temperature control system for fuel cell fixture |
-
2019
- 2019-03-28 CN CN201920415637.5U patent/CN209447935U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021103173A1 (en) * | 2019-11-29 | 2021-06-03 | 浙江嘉杰汽车设计有限公司 | External water circulation temperature control system for fuel cell fixture |
| CN110993987A (en) * | 2019-12-20 | 2020-04-10 | 东风汽车集团有限公司 | Fuel cell automobile cooling system and control method thereof |
| CN110993987B (en) * | 2019-12-20 | 2021-01-12 | 东风汽车集团有限公司 | Fuel cell automobile cooling system and control method thereof |
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