CN101478050A - Fuel cell device having temperature keeping construction - Google Patents

Fuel cell device having temperature keeping construction Download PDF

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Publication number
CN101478050A
CN101478050A CNA2008100000684A CN200810000068A CN101478050A CN 101478050 A CN101478050 A CN 101478050A CN A2008100000684 A CNA2008100000684 A CN A2008100000684A CN 200810000068 A CN200810000068 A CN 200810000068A CN 101478050 A CN101478050 A CN 101478050A
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CN
China
Prior art keywords
fuel
negative electrode
inner space
fan
insulation construction
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Pending
Application number
CNA2008100000684A
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Chinese (zh)
Inventor
许锡铭
邓丰毅
沈坤昇
林拓均
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Shengguang Sci & Tech Co Ltd
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Shengguang Sci & Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shengguang Sci & Tech Co Ltd filed Critical Shengguang Sci & Tech Co Ltd
Priority to CNA2008100000684A priority Critical patent/CN101478050A/en
Publication of CN101478050A publication Critical patent/CN101478050A/en
Pending legal-status Critical Current

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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

Abstract

The invention provides a fuel cell device with a thermal insulation structure. The fuel cell device comprises a housing, a fuel cell stack, a fan, a shunt device and an air inlet device, wherein the housing is made of thermal insulation material and has a closed internal space; the fuel cell stack is arranged in the internal space; the fan is used for sucking air in the internal space into the interior of the fuel cell stack from a cathode fuel inlet, and for exhausting a cathode resultant, the residual gas, and heat generated by the fuel cell stack inside the fuel cell stack into the internal space from a cathode fuel outlet; the shunt device is used for shunting heat discharged from the fuel cell stack to allow a portion of the shunted heat to be kept in the internal space; and the air inlet device has air holes for allowing external air to enter so as to increase the length of a path of the external air from the air holes to the cathode fuel inlet.

Description

Fuel-cell device with insulation construction
Technical field
The present invention is about a kind of fuel-cell device, particularly about a kind of fuel-cell device with insulation construction.
Background technology
United States Patent (USP) discloses communique US20040166389 " fuel cell system (Fuel CellSystem) " in early days and has disclosed a kind of fuel cell system, it utilizes group Pu (Pump) directly gas (Gas) to be injected into the inlet of fuel battery negative pole, and, the negative electrode product and the surplus air of discharging from the outlet of negative electrode, then can pass through heat exchanger (Heat exchanger), be disposed to the external world at last.
When the outside air of low temperature (even cold) directly was injected into the negative electrode of fuel cell, the outside air of low temperature can cause the influence of cooling to fuel cell, and so, then the operating environment for electrochemical reaction forms adverse effect.Moreover, when too the outside air of low temperature directly is injected into the negative electrode of fuel cell, tend to cause a large amount of coolings of its temperature of operating environment of fuel cell, at this moment, the negative electrode product then very likely can take place directly at fuel battery inside generation condensation, and the generation condensed water so, then more is unfavorable for the electricity generation efficiency of fuel cell.
The present inventor improves above-mentioned disappearance because above-mentioned known fuel cell system for the disappearance of the supplying means of negative electrode fuel, is urgently to think to invent and improve a kind of fuel-cell device with insulation construction.
Summary of the invention
The object of the invention is to provide a kind of fuel-cell device with insulation construction, and fuel cell pack is arranged on the inner space of a heat insulation shell, makes fuel cell pack suitably operating in the ambient temperature.
In order to achieve the above object, the invention provides a kind of fuel-cell device, comprising: housing, fuel cell pack, fan, part flow arrangement and inlet duct with insulation construction; Housing is to make with heat insulation material, and has the inner space of a sealing; Fuel cell pack is arranged at the inner space of housing, and fuel cell pack has a negative electrode fuel inlet and a negative electrode fuel outlet; The air that fan is used for being positioned at the inner space is sucked into the inside of fuel cell pack from the negative electrode fuel inlet, and will be positioned at the negative electrode product, surplus air of fuel cell pack inside, the heat that produced with fuel cell pack discharges from the negative electrode fuel outlet; Part flow arrangement is used for shunting the heat of being discharged from the fuel battery pile, makes the part of this heat after shunting can maintain the inner space; Inlet duct is arranged at the inner space, and has a pore that enters for outside air, is used for prolonging the path that enters postspiracular outside air arrival negative electrode fuel inlet.
For more further understanding and understanding being arranged, lift preferable possible embodiments now and cooperate graphic being described in detail as follows structure of the present invention, feature and use effect thereof:
Description of drawings
Fig. 1 shows that the present invention has the Organization Chart of first embodiment of the fuel-cell device of insulation construction.
Fig. 2 shows that the present invention has the Organization Chart of second embodiment of the fuel-cell device of insulation construction.
Fig. 3 shows that the present invention has the Organization Chart of the 3rd embodiment of the fuel-cell device of insulation construction.
Fig. 4 shows the alternate embodiment of third embodiment of the invention.
Fig. 5 shows the Organization Chart that the variation of part flow arrangement of the present invention is implemented.
The primary clustering symbol description
1 fuel-cell device
10 housings
11 inner spaces
12 lateral walls
13 madial walls
13 ' wall
14 hollow spaces
15 heat insulation materials
16 inlet ducts
161 pores
162 inlet channels
163 air filters
17 part flow arrangements
171 diffluence pass
172 flow distribution plates
173 splitter boxs
The 173a end wall
174 holes
175 passages
20 fuel cell packs
21 cell of fuel cell
21a negative electrode fuel inlet
21b negative electrode fuel outlet
30,30 ' fan housing
40 fans
41 air outlets
50 mixing channels
60 help the Pu
Embodiment
Fig. 1 shows that the present invention has the Organization Chart of first embodiment of the fuel-cell device of insulation construction, Fig. 2 shows that the present invention has the Organization Chart of second embodiment of the fuel-cell device of insulation construction, and Fig. 3 shows that the present invention has the Organization Chart of the 3rd embodiment of the fuel-cell device of insulation construction.Fuel-cell device 1 of the present invention includes: housing 10, fuel cell pack 20, fan housing 30, fan 40, mixing channel 50 and group Pu 60 constitute, and hereinafter in detail those members will be described in detail.
In first, second and third was implemented, fuel cell pack 20 was to be arranged at inner space 11, and fuel cell pack 20 can be formed by 21 lamination storehouses of more than one cell of fuel cell.Cell of fuel cell 21 of the present invention can adopt known fuel cell, for example adopts known direct methanol fuel cell.Each cell of fuel cell 21 is respectively to be provided with negative electrode fuel inlet 21a and negative electrode fuel outlet 21b.The air that is positioned at inner space 11 can enter in the inside of fuel cell pack 20 from those negative electrode fuel inlets 21a.Simultaneously, being positioned at the negative electrode product, surplus air of fuel cell pack 20 inside, heat that fuel cell pack 20 produced even etc. can discharge from those negative electrode fuel outlets 21b.
Housing 10 adopts heat insulation material to make, and has the inner space 11 of a sealing.As shown in Figure 1, first embodiment of housing 10 is at lateral wall 12 airtight hollow space 14 of middle formation with madial wall 13.As shown in Figure 2, second kind of embodiment of housing 10 attaches the heat insulation material 15 of one deck on the medial surface of wall 13 ', and the preferred embodiment of this heat insulation material 15 can be selected materials such as asbestos shingle or heat insulation silk floss for use, strengthens the thickness of thermal insulation layer by this.Because housing 10 has heat preservation effect, can slow down the ease of the heat that is positioned at inner space 11 and lose.
Inner space 11 is to be provided with inlet duct 16.As shown in Figure 1, inlet duct 16 is set in place in the position of fan 40 belows.Shown in Fig. 2,3, inlet duct 16 changes adopts the left and right side that is arranged on inner space 11.In first, second and third embodiment, the preferred embodiment of inlet duct 16 is to comprise pore 161, inlet channel 162.Whether air filter 163 can be selected to adopt, and air filter 163 is the topped pore 161 of living, and can be used to filter the impurity in the outside air, is harmful to the chemical substance of fuel cell such as carbon monoxide (CO), nitrogen dioxide (NO even 2), sulfur dioxide (SO 2) or the like.The preferred embodiment of air filter 163 is to select filter paper or filter pulp.Extraneous air can enter to inlet channel 162 from air filter 163.Outside air after entering must be earlier by inlet channel 162, so can be with the outside air that enters behind the pore 161, delay to arrive to negative electrode fuel inlet 21a, that is to say, inlet channel 162 is used for prolonging the path that the outside air that enters pore 161 arrives negative electrode fuel inlet 21a.Therefore, inlet duct 16 still possesses the function of the temperature range that reduces the air themperature that arrives Zhiyin utmost point fuel inlet 21a except possessing the air inlet function.
In first embodiment, inlet channel 162 can be towards the direction of pore 161 toward having a down dip.When if aqueous vapor is arranged in the inner space 11 when condensing into aqueous water, this aqueous water can drip as for inlet channel 162, oozes to pore 161 again.
In first and second embodiment, inner space 11 is to be provided with part flow arrangement 17.In the 3rd embodiment, part flow arrangement 17 is to be arranged on housing 10 outsides.The function of part flow arrangement 17 is to be used for shunting the heat of being discharged from the negative electrode fuel outlet 21b of fuel battery pile 20, part flow arrangement 17 can flow out inner space 11 by the leader heat, and guiding another part heat is back to inner space 11, so makes the part of heat can maintain inner space 11.
First embodiment as shown in Figure 1, part flow arrangement 17 are arranged near the air outlet 41 of fan 40.Part flow arrangement 17 is to comprise diffluence pass 171 and flow distribution plate 172, and wherein an end of flow distribution plate 172 is connected in diffluence pass 171.The heat of being discharged from air outlet 41 can collide flow distribution plate 172, and therefore, a part of heat is shunted and still maintained inner space 11.
Second embodiment as shown in Figure 2, part flow arrangement 17 closely are provided with against the air outlet 41 of fan 40.Part flow arrangement 17 is to comprise diffluence pass 171 and splitter box 173, and splitter box 173 is arranged at the top of diffluence pass 171.Splitter box 173 is divided into the first half and Lower Half with part flow arrangement 17, and this first half has several perforated holes 174, and this Lower Half is a passage 175, and passage 175 is communicated in those holes 174.The heat of being discharged from air outlet 41 can enter to diffluence pass 171 and splitter box 173, and by the quantity and the big or small design of hole 174, then the number of this heat of may command makes it still maintain inner space 11.
The 3rd embodiment as shown in Figure 3, part flow arrangement 17 is to be arranged on housing 10 outsides with fan 40, and utilizes fan housing 30 to be connected between those negative electrode fuel outlet 21b and the fan 40.Part flow arrangement 17 closely is provided with against the air outlet 41 of fan 40.Part flow arrangement 17 is to comprise diffluence pass 171 and splitter box 173, and splitter box 173 is arranged at the top of diffluence pass 171.Splitter box 173 is divided into the first half and Lower Half with part flow arrangement 17, and this first half has several perforated holes 174, and this Lower Half is a passage 175, and passage 175 is communicated in those holes 174.Those holes 174 communicate with inner space 11.The heat of being discharged from air outlet 41 can enter to diffluence pass 171 and splitter box 173, and by the quantity and the big or small design of hole 174, then the number of this heat of may command makes it be back to inner space 11.
Shown in Figure 4 is the alternate embodiment of the 3rd embodiment, and fan 40 changes to adopt and is arranged on inner space 11, and utilizes fan housing 30 to be connected between those negative electrode fuel inlet 21a and the fan 40.Part flow arrangement 17 is to be arranged on housing 10 outsides, and utilizes fan housing 30 ' to be connected between those negative electrode fuel outlet 21b and the part flow arrangement 17.Part flow arrangement 17 is to comprise diffluence pass 171 and splitter box 173, and splitter box 173 is arranged at the top of diffluence pass 171.Splitter box 173 is divided into the first half and Lower Half with part flow arrangement 17, and this first half has several perforated holes 174, and this Lower Half is a passage 175, and passage 175 is communicated in those holes 174.Those holes 174 communicate with inner space 11.The heat of discharging from fan housing 30 ' can enter to diffluence pass 171 and splitter box 173, and by the quantity and the big or small design of hole 174, then the number of this heat of may command makes it be back to inner space 11.
Shown in Figure 5 is the alternate embodiment of part flow arrangement 17.Part flow arrangement 17 is to comprise diffluence pass 171 and splitter box 173, and splitter box 173 is arranged at the top of diffluence pass 171.Splitter box 173 is divided into the first half and Lower Half with part flow arrangement 17, and this first half has several perforated holes 174, and this Lower Half is a passage 175, and passage 175 is communicated in those holes 174.End wall 173a extends to diffluence pass 171, and end wall 173a can be used to strengthen the effect that heat is back to inner space 11.Those holes 174 communicate with inner space 11.By the quantity and size of hole 174, and the design of end wall 173a development length length, then the number of this heat of may command makes it be back to inner space 11.
Embodiment as shown in Figure 1 to Figure 3, fan 40 is installed between those negative electrode fuel outlets 21b, fan 40 is carried out the function mode that air-flow is extracted out, to be positioned at the negative electrode product and the remaining air of fuel cell pack 20 inside, by behind the negative electrode fuel outlet 21b, discharge via the air outlet 41 of fan 40.The concrete assembly of fan 40 for example can adopt blower fan, axial flow fan or horizontally-arranged fan.
On the other hand, fan 40 can change to adopt and is fixedly arranged on those negative electrode fuel inlets 21a, fan 40 is carried out the function mode that air-flow is blown into, its airflow direction be from those negative electrode fuel inlets 21a towards those negative electrode fuel outlets 21b, so make negative electrode product and remaining air after by negative electrode fuel outlet 21b, to discharge.
When fan 40 is carried out when being installed in those negative electrode fuel outlets 21b, fan housing 30 practicable being fixedly arranged between fan 40 and those negative electrode fuel outlets 21b then.When fan 40 is carried out when being installed in those negative electrode fuel inlets 21a, fan housing 30 practicable being fixedly arranged between fan 40 and those negative electrode fuel inlets 21a then.
Mixing channel 50 is arranged on inner space 11, and is practicable near a side that is installed in fuel cell pack 20, and the function of mixing channel 50 is to be used for storing methanol aqueous solution, and this methanol aqueous solution can be used as the anode fuel of fuel cell pack 20.Group Pu 60 is practicable near the below that mixing channel 50 is installed, the function at group Pu 60 is to be used for and will to be stored in the methanol aqueous solution of mixing channel 50, makes it export circulation between (figure shows) and the mixing channel 50 at anode fuel inlet (figure shows), the anode fuel of fuel cell pack 20.
Now adopt the cell of fuel cell 21 of six 2W (watt) to form the fuel cell pack 20 of a total generated output 12W, be used as the example of the fuel-cell device 1 under first, second and third embodiment of the present invention, the function mode of fuel-cell device 1 is described.In ambient temperature is 25 ℃ room temperature, outside air enters inner space 11 from pore 161 along inlet channel 162, then, and in the progradation that is subjected to fan 40, and move, and in the process that moves, be warming up to gradually between 40～50 ℃ towards those negative electrode fuel inlets 21a direction.On the other hand, the steam that is produced after remaining air and the electrochemical reaction can discharge via the air outlet 41 of fan 40 after by those negative electrode fuel outlets 21b, and its temperature range of the material of those discharges is approximately 50～60 ℃.Owing to be subjected to the shunting action of part flow arrangement 17, make the part of this heat after shunting to maintain inner space 11.Owing to be subjected under the insulation effect of housing 10, the heat that is positioned at inner space 11 is not easy to lose again, and therefore, the temperature of inner space 11 still can maintain between 40～50 ℃, even higher temperature.
Moreover owing to be subjected under 11 Temperature Influence of inner space, the temperature that is stored in the methanol aqueous solution of mixing channel 50 also can maintain between 40～50 ℃, even higher temperature.Therefore, the present invention can omit active heating component and comes methanol aqueous solution is done in advance heating.
The present invention is arranged on fuel cell pack within the housing with heat insulation effect, and among housing be and inlet duct and part flow arrangement be set, so make the temperature of negative electrode fuel and anode fuel can be warming up to structure within the predetermined temperature range, to allow fuel cell pack produce the generating effect, this characteristic is advantage of the present invention and effect is significantly promoted the place.
But the above only is preferred embodiment of the present invention, when can not be in order to limiting the enforceable scope of the present invention, allly is familiar with obviously can doing to change and modification in this skill personage, all should be considered as not departing from flesh and blood of the present invention.

Claims (25)

1, a kind of fuel-cell device with insulation construction comprises:
One housing, this housing are to make with heat insulation material, and have the inner space of a sealing;
One fuel cell pack be arranged at the inner space of this housing, and this fuel cell pack has a negative electrode fuel inlet and a negative electrode fuel outlet;
One fan, be arranged at this inner space, and the air that is used for being positioned at this inner space is sucked into the inside of this fuel cell pack from this negative electrode fuel inlet, and will be positioned at the negative electrode product, surplus air of this fuel cell pack inside, the heat that produced with this fuel cell pack discharges from this negative electrode fuel outlet;
One part flow arrangement, be arranged at this inner space, and be used for shunting this heat of discharging from this fuel cell pack, this part flow arrangement is used for this heat of leader and flows out this inner space, and be used for guiding this heat of another part and get back to this inner space, make the part of this heat can maintain this inner space by this;
One inlet duct is arranged at this inner space, and has a pore that enters for outside air, is used for prolonging entering the path that postspiracular outside air arrives this negative electrode fuel inlet.
2, the fuel-cell device with insulation construction as claimed in claim 1 is characterized in that: this fan is arranged at the negative electrode fuel outlet of this fuel cell pack or the negative electrode fuel inlet of this fuel cell pack.
3, the fuel-cell device with insulation construction as claimed in claim 1 is characterized in that: this part flow arrangement is in the face of being arranged at the air outlet of this fan.
4, the fuel-cell device with insulation construction as claimed in claim 1 is characterized in that: this part flow arrangement comprises a diffluence pass and a flow distribution plate.
5, the fuel-cell device with insulation construction as claimed in claim 2 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel outlet.
6, the fuel-cell device with insulation construction as claimed in claim 2 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel inlet.
7, a kind of fuel-cell device with insulation construction comprises:
One housing, this housing are to make with heat insulation material, and have the inner space of a sealing;
One fuel cell pack be arranged at the inner space of this housing, and this fuel cell pack has a negative electrode fuel inlet and a negative electrode fuel outlet;
One fan, be arranged at this inner space, and the air that is used for being positioned at this inner space is sucked into the inside of this fuel cell pack from this negative electrode fuel inlet, and will be positioned at the negative electrode product, surplus air of this fuel cell pack inside, the heat that produced with this fuel cell pack discharges from this negative electrode fuel outlet;
One part flow arrangement, be arranged at this inner space, and be connected in this fan or be connected in this negative electrode fuel outlet, and be used for shunting this heat of discharging from this fuel cell pack, this part flow arrangement is used for this heat of leader and flows out this inner space, and be used for guiding this heat of another part and get back to this inner space, make the part of this heat can maintain this inner space by this;
One inlet duct is arranged at this inner space, and has a pore that enters for outside air, is used for prolonging entering the path that postspiracular outside air arrives this negative electrode fuel inlet.
8, the fuel-cell device with insulation construction as claimed in claim 7 is characterized in that: this fan is arranged at the negative electrode fuel outlet of this fuel cell pack or the negative electrode fuel inlet of this fuel cell pack.
9, the fuel-cell device with insulation construction as claimed in claim 7, it is characterized in that: this part flow arrangement nestles up the air outlet that is arranged at this fan.
10, the fuel-cell device with insulation construction as claimed in claim 7 is characterized in that: this part flow arrangement comprises a diffluence pass and a splitter box.
11, the fuel-cell device with insulation construction as claimed in claim 8 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel outlet.
12, the fuel-cell device with insulation construction as claimed in claim 8 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel inlet.
13, a kind of fuel-cell device with insulation construction comprises:
One housing, this housing are to make with heat insulation material, and have the inner space of a sealing;
One fuel cell pack be arranged at the inner space of this housing, and this fuel cell pack has a negative electrode fuel inlet and a negative electrode fuel outlet;
One fan, the air that is used for being positioned at this inner space is sucked into the inside of this fuel cell pack from this negative electrode fuel inlet, and will be positioned at the negative electrode product, surplus air of this fuel cell pack inside, the heat that produced with this fuel cell pack discharges from this negative electrode fuel outlet;
One part flow arrangement is arranged at this outside, and is used for shunting this heat of discharging from this fuel cell pack, and this part flow arrangement is used for this heat of leader and is back to this inner space, makes the part of this heat can maintain the inner space by this;
One inlet duct is arranged at this inner space, and has a pore that enters for outside air, is used for prolonging entering the path that postspiracular outside air arrives this negative electrode fuel inlet.
14, the fuel-cell device with insulation construction as claimed in claim 13 is characterized in that: this fan is arranged at this outside or is arranged within this inner space.
15, the fuel-cell device with insulation construction as claimed in claim 13, it is characterized in that: this part flow arrangement nestles up the air outlet that is arranged at this fan.
16, the fuel-cell device with insulation construction as claimed in claim 13 is characterized in that: this part flow arrangement comprises a diffluence pass and a splitter box.
17, the fuel-cell device with insulation construction as claimed in claim 14 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel outlet.
18, the fuel-cell device with insulation construction as claimed in claim 14 is characterized in that: further comprise a fan housing, be fixedly arranged between this fan and this negative electrode fuel inlet.
19, the fuel-cell device with insulation construction as claimed in claim 18 is characterized in that: further comprise a fan housing, be fixedly arranged between this part flow arrangement and this negative electrode fuel outlet.
20, as claim 1,7 or 13 described fuel-cell devices with insulation construction, it is characterized in that: further comprise: a mixing channel and a gang of Pu are arranged on this inner space.
21, as claim 1,7 or 13 described fuel-cell devices with insulation construction, it is characterized in that: this housing has a lateral wall, a madial wall and a hollow space, and it inserts and puts between this lateral wall and this madial wall.
22, as claim 1,7 or 13 described fuel-cell devices with insulation construction, it is characterized in that: the medial surface of the wall of this housing is pasted with the heat insulation material of one deck asbestos shingle or heat insulation silk floss.
23, as claim 1,7 or 13 described fuel-cell devices with insulation construction, it is characterized in that: this inlet duct comprises: this pore, an inlet channel.
24, as claim 1,7 or 13 described fuel-cell devices, it is characterized in that: further comprise an air filter, cover this pore with insulation construction.
25, as claim 1,7 or 13 described fuel-cell devices with insulation construction, it is characterized in that: this air filter is filter paper or filter pulp.
CNA2008100000684A 2008-01-04 2008-01-04 Fuel cell device having temperature keeping construction Pending CN101478050A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008100000684A CN101478050A (en) 2008-01-04 2008-01-04 Fuel cell device having temperature keeping construction

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Application Number Priority Date Filing Date Title
CNA2008100000684A CN101478050A (en) 2008-01-04 2008-01-04 Fuel cell device having temperature keeping construction

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Publication Number Publication Date
CN101478050A true CN101478050A (en) 2009-07-08

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CNA2008100000684A Pending CN101478050A (en) 2008-01-04 2008-01-04 Fuel cell device having temperature keeping construction

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114551924A (en) * 2020-11-25 2022-05-27 清华四川能源互联网研究院 Fuel cell stack

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114551924A (en) * 2020-11-25 2022-05-27 清华四川能源互联网研究院 Fuel cell stack

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Open date: 20090708