CN206697554U - A kind of servicing unit of fuel cell cold-starting - Google Patents
A kind of servicing unit of fuel cell cold-starting Download PDFInfo
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- CN206697554U CN206697554U CN201720351765.9U CN201720351765U CN206697554U CN 206697554 U CN206697554 U CN 206697554U CN 201720351765 U CN201720351765 U CN 201720351765U CN 206697554 U CN206697554 U CN 206697554U
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- fuel cell
- fan
- servicing unit
- cell pack
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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
Field of fuel cell technology is the utility model is related to, specially a kind of servicing unit of fuel cell cold-starting.A kind of servicing unit of fuel cell cold-starting, including fuel cell pack, electric heater unit, main fan, housing, circulating fan and circulated air passage；The fuel cell pack is provided with air inlet and gas outlet, and the air inlet is used for the cathode inlet for directing the air into the fuel cell pack, and the gas outlet is used to discharge waste gas caused by the fuel cell pack；The electric heater unit is at the air inlet of the fuel cell pack, for the air around the air inlet to be heated；The main fan is at the gas outlet of the fuel cell pack, for the air at the fuel cell pack air inlet to be sucked into the fuel cell pack.The utility model by servicing unit in a manner of using hot exhaust gas hydronic come starting fluid battery, can in the case where power consumption is few quick starting fluid battery.
Description
Technical field
Field of fuel cell technology is the utility model is related to, specially a kind of servicing unit of fuel cell cold-starting.
Background technology
Fuel cell turns into the focus of world's every country research with its excellent performance, is generating electricity, portable power source is vehicle-mounted
Huge effect has been played on power supply.The research of fuel cell car is increasingly deep, but its commercialization still has technical bottleneck
Problem, how to improve low-temperature startup performance is one of key issue.
When the temperature in fuel cell is below the freezing point, water can freeze caused by operation of fuel cells.In battery
Temperature is risen to before zero degree, if it happens the water in Catalytic Layer freezes, and electrochemical reaction will be because of the ice-bound of conversion zone
And stop, while the formation of ice may produce serious destruction due to volumetric expansion to the structure of membrane electrode assembly.
Existing most of fuel cell system cold start-ups need householder method, such as accessory power supply heating, cooling medium
Heating, hot gas purging, the direct haptoreaction of hydrogen and oxygen inside battery etc..The mode of existing accessory power supply heating is often present
Cold start-up overlong time, the problem of electric quantity consumption is excessive.
Utility model content
A kind of the problem of the utility model exists for prior art, it is proposed that the auxiliary dress of fuel cell cold-starting
Put, using the hydronic mode of hot exhaust gas, make full use of existing waste heat, the unlimited heating in reciprocating mode battery pile of waste heat, utilization rate
Height, battery pile is set to be rapidly heated, heating is more uniform, while power consumption is less.
Technical scheme is used by the utility model solves its technical problem：A kind of auxiliary of fuel cell cold-starting
Device, including fuel cell pack, electric heater unit, main fan, housing, circulating fan and circulated air passage；
The fuel cell pack is provided with air inlet and gas outlet, and the air inlet is used to direct the air into the fuel cell
The cathode inlet of heap, the gas outlet are used to discharge waste gas caused by the fuel cell pack；
The electric heater unit is at the air inlet of the fuel cell pack, for by the air around the air inlet
Heating；
The main fan is at the gas outlet of the fuel cell pack, for by the fuel cell pack air inlet
Air sucks the fuel cell pack, and by waste gas caused by the fuel cell pack at the gas outlet of the fuel cell pack
Suction out；
One side wall of the housing is used to install the main fan, makes the outlet of the main fan positioned at the interior of the housing
Portion；
The suction opeing of the circulating fan connects with the housing；
One end of the circulated air passage connects with the air outlet of the circulating fan, the other end and the fuel cell pack
Air inlet connection.
Preferably, each main fan, the circulating fan and the circulated air passage form a waste gas circulation machine
Structure, the servicing unit include two symmetrically arranged waste gas circulation mechanisms.
Preferably, the electric heater unit includes the heating plate being staggered anyhow, Transverse Heated plate and vertical heating
Plate forms the air for allowing air to pass through and heats passage.
Preferably, the electric heater unit is provided with dust guard, the dust guard adds including being socketed in the electricity
Framework outside thermal, and set filtering on said frame to arrange net, the filtering is arranged net detachably to be connected with the framework
Connect.
Preferably, the filter cloth is provided with the buckle being connected with the framework on the net.
Preferably, the filter cloth is provided with adhesive layer on the net, the framework is provided with to be connected with the adhesive layer
To stick layer.
Preferably, the filtering is arranged net including the first filtering meshes and the second filtering meshes, and it is arranged on described the
Active carbon layer between one filtering meshes and second filtering meshes.
Preferably, the main fan includes air-ducting ring, fan blade and axle sleeve, the fan blade includes symmetrically arranged a pair the
One fan blade, symmetrically arranged a pair of second fan blades, and symmetrically arranged a pair of the 3rd fan blades, the inclination angle of first fan blade are
35 degree, the angle of inclination of second fan blade is 45 degree, and the angle of inclination of the 3rd fan blade is 55 degree.
Preferably, the enclosure interior and the circulated air channel interior are provided with thermal insulation separation hotting mask.
Preferably, it is provided with temperature sense film outside the hull outside and the circulated air passage.
The beneficial effects of the utility model are to start combustion in a manner of using hot exhaust gas hydronic by servicing unit
Expect battery, can in the case where power consumption is few quick starting fluid battery；Circulating-heating can make the temperature rise of battery pile more
Uniformly, most of recyclegas directly acts on top half, avoids the slow lower half of battery pile top half temperature rise in heating
Divide temperature rise fast.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the servicing unit of fuel cell cold-starting of the utility model；
Fig. 2 is the top view of Fig. 1 middle auxiliary devices；
Fig. 3 is the rearview of Fig. 1 middle auxiliary devices；
Fig. 4 is the side view of Fig. 1 middle auxiliary devices；
Fig. 5 is the part-structure schematic diagram of electric heater unit in Fig. 1；
Fig. 6 is the part-structure schematic diagram of dust guard in Fig. 1；
Wherein, 1, electric heater unit, 2, dust guard, 3, circulated air passage, 4, circulating fan, 5, housing, 6, main fan,
7th, fuel cell pack.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
As shown in Figures 1 to 4, a kind of servicing unit of fuel cell cold-starting, including fuel cell pack 7, electrical heating
Device 1, main fan 6, housing 5, circulating fan 4 and circulated air passage 3.The fuel cell pack 7 is provided with air inlet and gas outlet,
The air inlet is used for the cathode inlet for directing the air into the fuel cell pack 7, and the gas outlet is used for fuel electricity
Waste gas caused by pond heap 7 is discharged.The electric heater unit 1 located at the fuel cell pack 7 air inlet at, for by it is described enter
Air heating around gas port.The main fan 6 is at the gas outlet of the fuel cell pack 7, for the fuel is electric
Air at the air inlet of pond heap 7 sucks the fuel cell pack 7, and by waste gas caused by the fuel cell pack 7 from the combustion
Expect to suction out at the gas outlet of battery pile 7.One side wall of the housing 5 is used to install the main fan 6, makes the main fan 6
Outlet is positioned at the inside of the housing 5.The suction opeing of the circulating fan 4 connects with the housing 5.The circulated air passage 3
One end connected with the air outlet of the circulating fan 4, the other end connects with the air inlet of the fuel cell pack 7.
Fuel cell cold-starting process is as follows, first starts servicing unit under low temperature environment, opens main power source, electrical heating dress
1 energization work is put, begins to warm up the air at the air inlet of fuel cell pack 7, main fan 6 operates immediately, the sky that will be had been added to
Aspiration enters in fuel cell pack 7 to be heated to fuel cell pack 7, while circulating fan 4 starts running, by the rear end of fuel cell pack 7
Hot exhaust gas is pumped into circulated air passage 3, and waste gas is recycled at the air inlet of fuel cell pack 7 again, and waste heat continues to fuel cell
Heap 7 heats, and when fuel cell pack 7 reaches suitable temperature, battery pile begins to work.
Using the hydronic mode of hot exhaust gas, existing waste heat is made full use of, the unlimited heating in reciprocating mode battery pile of waste heat, is made
Battery pile can be rapidly heated, while greatly reduce the power consumption of fuel cell cold-starting.
Each main fan 6, the circulating fan 4 and the circulated air passage 3 form a waste gas circulation mechanism, described
Servicing unit includes two symmetrically arranged waste gas circulation mechanisms.I.e. servicing unit employs two main fans, 6, two circulated airs
Fan 4 and two circulated air passages 3 carry out circulating-heating to the waste gas of battery pile, in the case of setting structure is rational, carry significantly
The high cycle rate of waste gas, improve the heating rate of battery pile.
As shown in figure 5, the electric heater unit 1 includes the heating plate being staggered anyhow, Transverse Heated plate adds with vertical
Hot plate forms the air for allowing air to pass through and heats passage, and the THS product of the heating plate of electric heater unit 1 is big, can be simultaneously
A large amount of cold airs are heated, and certain temperature can be sufficiently heated to after cold air passes through from heating passage, are further carried
The high rate of heat addition of battery pile, shorten the startup time of fuel cell pack 7.
As shown in fig. 6, the electric heater unit 1 is provided with dust guard 2, dust impurity is avoided to enter electric heater unit 1
It is internal and influence the heating work of electric heater unit 1.The dust guard 2 includes being socketed in outside the electric heater unit 1
Framework, and set filtering on said frame to arrange net.Dust guard 2 directly can be socketed in electric heater unit 1 by framework
Entrance, installation are simple and convenient.The filtering is arranged net to be detachably connected with the framework, when filter cloth net uses certain time
Afterwards, filtering can be arranged net and is removed from framework, arranged net with the filtering more renewed, or will reinstalled again after filter net cloth wash clean
On framework.The filter cloth is provided with adhesive layer on the net, and the framework is provided with adhesive layer mating connection to sticking layer,
Filtering is arranged net when be connected with framework, it is only necessary to and adhesive layer is corresponding with framework to glutinous layer mating connection, install simply
It is convenient.Or the filter cloth is provided with the buckle being connected with the framework on the net, and filtering is installed directly by way of buckle
Arrange net, it is also very simple and convenient.The filtering is arranged net including the first filtering meshes and the second filtering meshes, and is arranged on described
Active carbon layer between first filtering meshes and second filtering meshes, can be by the pernicious gas in air by active carbon layer
Remove, to extend the service life of battery pile.
The main fan 6 includes air-ducting ring, fan blade and axle sleeve, and the fan blade includes symmetrically arranged a pair of first fan blades,
Symmetrically arranged a pair of second fan blades, and symmetrically arranged a pair of the 3rd fan blades, the inclination angle of first fan blade is 35 degree, institute
The angle of inclination for stating the second fan blade is 45 degree, and the angle of inclination of the 3rd fan blade is 55 degree.By air-ducting ring waste gas can be made complete
Portion enters inside housing 5, and the fan blade set by certain tilt angle can substantially increase wind flow, so as to improve the extraction of air
Dynamics, the cycle rate of waste gas is further speeded up.
The inside of housing 5 and the inside of the circulated air passage 3 are provided with thermal insulation separation hotting mask, can be stored in the heat of waste gas
Inside housing 5 and circulated air passage 3, its loss is avoided, has further speeded up the startup speed of fuel cell pack 7, and is reduced
The consumption of electricity.The outside of housing 5 and the outside of the circulated air passage 3 are provided with temperature sense film, and temperature sense film can basis
Color change occurs for actual temperature, and the heat insulation effect of housing 5 and circulated air passage 3, Yi Jibao are may know that by temperature sense film
The damage situations of warm thermal isolation film, to change or repair thermal insulation separation hotting mask in time.
Embodiment described above is only that preferred embodiment of the present utility model is described, not new to this practicality
The spirit and scope of type are defined.On the premise of the utility model design conception is not departed from, ordinary people in the field is to this
The all variations and modifications that the technical scheme of utility model is made, the scope of protection of the utility model, this practicality all should be dropped into
New claimed technology contents, all record in detail in the claims.
Claims (10)
- A kind of 1. servicing unit of fuel cell cold-starting, it is characterised in that：Including fuel cell pack（7）, electric heater unit （1）, main fan（6）, housing（5）, circulating fan（4）With circulated air passage（3）；The fuel cell pack（7）Provided with air inlet and gas outlet, the air inlet is used to direct the air into the fuel cell Heap（7）Cathode inlet, the gas outlet is used for the fuel cell pack（7）Caused waste gas discharge；The electric heater unit（1）Located at the fuel cell pack（7）Air inlet at, for by the sky around the air inlet Gas heats；The main fan（6）Located at the fuel cell pack（7）Gas outlet at, for by the fuel cell pack（7）Air inlet Air at mouthful sucks the fuel cell pack（7）, and by the fuel cell pack（7）Caused waste gas is from the fuel cell Heap（7）Gas outlet at suction out；The housing（5）A side wall be used for the main fan is installed（6）, make the main fan（6）Outlet be located at the shell Body（5）Inside；The circulating fan（4）Suction opeing and the housing（5）Connection；The circulated air passage（3）One end and the circulating fan（4）Air outlet connection, the other end and the fuel cell Heap（7）Air inlet connection.
- A kind of 2. servicing unit of fuel cell cold-starting according to claim 1, it is characterised in that：Each master Fan（6）, the circulating fan（4）With the circulated air passage（3）A waste gas circulation mechanism is formed, the servicing unit includes Two symmetrically arranged waste gas circulation mechanisms.
- A kind of 3. servicing unit of fuel cell cold-starting according to claim 1, it is characterised in that：The electrical heating Device（1）Including the heating plate being staggered anyhow, Transverse Heated plate forms the air for allowing air to pass through with vertical heating plate Heat passage.
- A kind of 4. servicing unit of fuel cell cold-starting according to claim 1, it is characterised in that：The electrical heating Device（1）It is provided with dust guard（2）, the dust guard（2）Including being socketed in the electric heater unit（1）Outside frame Frame, and set filtering on said frame to arrange net, the filtering is arranged net to be detachably connected with the framework.
- A kind of 5. servicing unit of fuel cell cold-starting according to claim 4, it is characterised in that：The filter cloth It is online to be provided with the buckle being connected with the framework.
- A kind of 6. servicing unit of fuel cell cold-starting according to claim 4, it is characterised in that：The filter cloth Online to be provided with adhesive layer, the framework is provided with adhesive layer mating connection to sticking layer.
- A kind of 7. servicing unit of fuel cell cold-starting according to claim 4 or 5 or 6, it is characterised in that：It is described Filtering is arranged net including the first filtering meshes and the second filtering meshes, and is arranged on first filtering meshes and second mistake Active carbon layer between filter mesh layer.
- A kind of 8. servicing unit of fuel cell cold-starting according to claim 1, it is characterised in that：The main fan （6）Including air-ducting ring, fan blade and axle sleeve, the fan blade include symmetrically arranged a pair of first fan blades, symmetrically arranged a pair Two fan blades, and symmetrically arranged a pair of the 3rd fan blades, the inclination angle of first fan blade is 35 degree, the inclination of second fan blade Angle is 45 degree, and the angle of inclination of the 3rd fan blade is 55 degree.
- A kind of 9. servicing unit of fuel cell cold-starting according to claim 1, it is characterised in that：The housing （5）Internal and described circulated air passage（3）Inside is provided with thermal insulation separation hotting mask.
- A kind of 10. servicing unit of fuel cell cold-starting according to claim 9, it is characterised in that：The housing （5）Outside and described circulated air passage（3）Outside is provided with temperature sense film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720351765.9U CN206697554U (en) | 2017-04-06 | 2017-04-06 | A kind of servicing unit of fuel cell cold-starting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720351765.9U CN206697554U (en) | 2017-04-06 | 2017-04-06 | A kind of servicing unit of fuel cell cold-starting |
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| Publication Number | Publication Date |
|---|---|
| CN206697554U true CN206697554U (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720351765.9U Active CN206697554U (en) | 2017-04-06 | 2017-04-06 | A kind of servicing unit of fuel cell cold-starting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109287688A (en) * | 2018-09-25 | 2019-02-01 | 常州工学院 | A kind of fuel cell powered system applied to large-scale oven |
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2017
- 2017-04-06 CN CN201720351765.9U patent/CN206697554U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109287688A (en) * | 2018-09-25 | 2019-02-01 | 常州工学院 | A kind of fuel cell powered system applied to large-scale oven |
| CN109287688B (en) * | 2018-09-25 | 2021-09-07 | 常州工学院 | Fuel cell energy supply system applied to large oven |
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