CN202712342U - Fuel cell device - Google Patents
Fuel cell device Download PDFInfo
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- CN202712342U CN202712342U CN2012202799890U CN201220279989U CN202712342U CN 202712342 U CN202712342 U CN 202712342U CN 2012202799890 U CN2012202799890 U CN 2012202799890U CN 201220279989 U CN201220279989 U CN 201220279989U CN 202712342 U CN202712342 U CN 202712342U
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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 discloses a fuel cell device, which comprises a galvanic pile, a controller, a reaction fan, a heat radiating fan, an environment fan, a hydrogen supply electromagnetic valve and single battery voltage and temperature monitoring assembly, wherein the galvanic pile comprises a cathode inlet, an anode inlet, a cathode outlet and an anode outlet. According to the fuel cell device provided by the utility model, as the flow field of reaction air and heat-radiating air and the fans are mutually independent, that is, the temperature and the humidity of a cell are relatively independent in control, and thus, the water and heat balanced management of the galvanic pile is facilitated. In addition, when the fuel cell device is used, the operation methods of shorting the galvanic pile and cutting off reaction air are organically combined to realize the rapid start of a proton exchange membrane fuel cell, so that the fuel cell can be increased in temperature and humidified rapidly in a shorter time, the activity of a catalyst of the fuel cell is excited in a shorter time, thus, the performance of the fuel cell is optimized rapidly and the time required for starting the galvanic pile can be shortened as soon as possible.
Description
Technical field
The utility model relates to fuel cell field, refers to especially a kind of air-cooling type fuel cell device.
Background technology
Fuel cell is a kind of device that chemical energy is converted into the low-voltage direct electric energy by electrochemical reaction.The fuel cell stable electric generation requires inside battery electrochemical reaction balance, the water, the heat balance that not only comprise inside battery, and the route of metastasis of internal temperature of battery, catalyst reaction site, reactant and product, proton translocation approach etc. are proposed very high requirement.
New assembling or long-term idle fuel cell are difficult to during startup realize fast the electrochemical reaction balance, must pass through activation process when therefore starting.This activation process needs humidification and preheating, and comparatively method commonly used is to the outer humidification equipment of fuel cell design reacting gas, fuel cell preheating equipment, but these servicing units have improved volume, weight, the cost of fuel cell power system.The method of humidification during fuel cell start-up, mainly comprise fuel cell is placed short circuit a period of time continuously or discontinuously, to fuel cell humidifying, the performance loss that causes because of hypovolia in the proton exchange membrane in the time of can solving the pile startup, but can not excite fast catalyst activity, thereby pile can not reach optimum Working at short notice.And, owing to providing the blower fan of reaction air also to play simultaneously heat sinking function, also just can't continue heat radiation to pile when therefore stopping air supply, cause stack temperature too high, water, heat balance are managed inharmonious.
The utility model content
In view of this, the purpose of this utility model is to propose a kind of fuel-cell device, solves water, the heat balance management of pile, and pile can not reach the problem of optimum Working at short notice.
The fuel-cell device that provides based on above-mentioned purpose the utility model comprises pile, controller, reaction blower fan, cooling fan, environment blower fan, hydrogen supply electromagnetically operated valve and single battery voltage and temperature monitoring assembly; Described pile comprises cathode inlet, anode inlet, cathode outlet and anode export;
Wherein, described reaction blower fan is connected in cathode inlet by the air channel, and being used for provides reaction air and discharge section to generate water to pile; Described cooling fan is used for the temperature of control pile running; Described hydrogen supply electromagnetically operated valve is connected to anode inlet and sources of hydrogen by pipeline, is used for the reaction hydrogen of conducting or cut-out pile anode; Described single battery voltage and temperature monitoring assembly are used for voltage and the temperature at pile running monitoring pile monocell, and transfer data to controller; Described controller is used for receiving the data of single battery voltage and temperature monitoring assembly, and the output variable of regulating in real time each auxiliary element of pile according to the data that receive;
Described cathode inlet and cathode outlet side are provided with shell, be used for to recycle the generation water of pile negative electrode, and realize pile cathode inlet air from humidification; Described environment blower fan is installed on the cathode inlet side of shell, is used for regulating the relative humidity of cathode inlet air.
Preferably, described fuel-cell device also comprises circulating pump, air-water separator and row's hydrogen electromagnetically operated valve;
Wherein, described air-water separator is connected to anode export, circulating pump and row's hydrogen electromagnetically operated valve by pipeline, is used for the liquid water of filter pipeline; Described row's hydrogen electromagnetically operated valve is used for discharging tail gas and the liquid water of anode export; Described circulating pump is connected in anode inlet by pipeline, is used for hydrogen and the steam of recycling anode export.
Content can be found out from the above description, and the fuel-cell device that the utility model provides is separate with flow field and the blower fan of heat radiation air by the reaction air, i.e. the temperature of battery and humidity control is relatively independent, is beneficial to pile water, thermally equilibrated management.And when using this device, pile short circuit and the operational means of cutting off the reaction air are organically combined, realize the quick startup of Proton Exchange Membrane Fuel Cells, make that fuel cell is rapidly heated within a short period of time, quick humidification, excite within a short period of time fuel-cell catalyst active, make the quick optimization of fuel battery performance, shorten as far as possible pile and start required time.Therefore, the utility model has not only solved pile water, thermally equilibrated problem of management, reduced the auxiliary equipment of fuel cell start-up activation, but also shortened the required time of start battery activation, make fuel cell output performance within a short period of time reach best, use this device can simplify the integrated difficulty of fuel cell power system.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment fuel cell;
Fig. 2 is the circuit theory diagrams of the utility model embodiment controller;
Fig. 3 is the flow chart that the utility model embodiment controls pile.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
The fuel-cell device that the utility model provides comprises pile, controller, reaction blower fan, cooling fan, environment blower fan, hydrogen supply electromagnetically operated valve and single battery voltage and temperature monitoring assembly; Described pile comprises cathode inlet, anode inlet, cathode outlet and anode export.
Wherein, described reaction blower fan is connected in cathode inlet by pipeline, and being used for provides reaction air and discharge section to generate water to pile; Described cooling fan is used for the temperature of control pile running; Described hydrogen supply electromagnetically operated valve is connected to anode inlet and sources of hydrogen by pipeline, is used for the reaction hydrogen of conducting or cut-out pile anode; Described single battery voltage and temperature monitoring assembly are used for voltage and the temperature at pile running monitoring pile monocell, and transfer data to controller; Described controller is used for receiving the data of single battery voltage and temperature monitoring assembly, and the output variable of regulating in real time each auxiliary element of pile according to the data that receive.
Described cathode inlet and cathode outlet side are provided with shell, be used for to recycle the generation water of pile negative electrode, and realize pile cathode inlet air from humidification; Described environment blower fan is installed on the cathode inlet side of shell, is used for regulating the relative humidity of cathode inlet air.
With reference to figure 1, it is the structural representation of the utility model embodiment fuel cell.The fuel-cell device that the utility model provides comprises pile 1, controller 2, reaction blower fan 3, cooling fan 4, environment blower fan 5, hydrogen supply electromagnetically operated valve 6, circulating pump 7, air-water separator 8, row's hydrogen electromagnetically operated valve 9 and single battery voltage and temperature monitoring assembly 10.Described pile 1 comprises cathode inlet, anode inlet, cathode outlet and anode export.
Wherein, described reaction blower fan 3 is connected in cathode inlet by the air channel, is used for providing reaction air and discharge section to generate water to pile 1.Described hydrogen supply electromagnetically operated valve 6 is connected to anode inlet and the sources of hydrogen of pile 1 by pipeline, be used for the reaction hydrogen of conducting or cut-out pile anode.Electrochemical reaction occurs in reaction air and hydrogen in pile, chemical energy is changed into electric energy.
Described sources of hydrogen is used for providing hydrogen to fuel cell, can be high pressure hydrogen bottle or other hydrogen storage vessels.
Described cathode inlet and cathode outlet side are provided with shell, be used for to recycle the generation water that this fuel-cell device carries out the pile negative electrode after the electrochemical reaction, and realize pile cathode inlet place reaction air from humidification.Described environment blower fan 5 is installed on the cathode inlet side of this shell, and the generation water that utilizes shell to reclaim is regulated the relative humidity that air is reacted at the cathode inlet place, has simplified the humidifying equipment of fuel cell reaction air.
Described cooling fan 4 is used for the temperature of control pile 1 running, prevents the too high or too low for temperature of pile 1.
Described air-water separator 8 is connected to anode export, circulating pump 7 and row's hydrogen electromagnetically operated valve 9 by pipeline, is used for the liquid water of filter pipeline.Described row's hydrogen electromagnetically operated valve 9 is used for discharging the tail gas of anode export and the liquid water that filters out through air-water separator 8.Described circulating pump 7 is connected in the anode inlet of pile 1 by pipeline, the hydrogen, the steam that are used for recycling anode export, improve hydrogen utilization ratio, and improved the humidity of reaction hydrogen, help that fuel cell is rapidly heated within a short period of time, quick humidification, and the water balance management of pile in the fuel cell operation process.
Described single battery voltage and temperature monitoring assembly 10 are used for voltage and the temperature at pile 1 running monitoring pile monocell, and send data to controller 2.Described controller 2 is used for receiving the data of single battery voltage and temperature monitoring assembly 10, and according to the output variable of the auxiliary elements such as the real-time conditioned reaction blower fan 3 of the data that receive, cooling fan 4, environment blower fan 5, hydrogen supply electromagnetically operated valve 6, circulating pump 7, air-water separator 8, row's hydrogen electromagnetically operated valve 9.
With reference to figure 2, it is the circuit theory diagrams of the utility model embodiment controller.K1, K2 are two electronic switches, and D1, D2 are two diodes, and L is inductor, and C is electric capacity, and R is load.
With reference to figure 3, control the flow chart of pile for the utility model embodiment.Startup and activation for this device comprised for two steps.
The first step: when pile 1 starts, at first provide metering than the reaction hydrogen and the reaction air that equal 1 to fuel cell; Then start the short circuit program, the electrode of fuel cell placed short circuit a period of time continuously or discontinuously, make proton exchange membrane fast moistening, pile be rapidly heated to default working temperature.Wherein duration of short circuit and short circuit interval can be adjusted according to Performance data.
Second step: after the heap temperature reaches default working temperature, cut off the air supply of cell cathode by controller 2; After cell voltage is reduced to threshold level from the initial voltage of predeterminated level, again to negative electrode supply reaction air.Restorability according to Performance data, select the number of times of repeated cutting reaction air supply-recovery reaction air supply, excite the reactivity of fuel-cell catalyst, make fuel battery performance optimization within a short period of time, finish pile 1 and start activation process, pile is normally moved.
For different piles, capable of regulating short circuit and the order of cutting off two operation sequences of reaction air also can be used alternatingly two operation sequences.As in the pile of new assembling, because of catalyst activity a little less than, generally cut off first the reaction air-operated, then cooperate the short circuit operation, make pile 1 reach fast optimum performance.
Theory analysis and experiment show, when the metering ratio of reaction hydrogen and reaction air equaled 1, fuel cell had good humidification effect, so the start battery starting stage, and this metering can reach the effect of the quick humidification of proton exchange membrane than equaling 1.Fuel cell the two poles of the earth are placed short-circuit condition, and the heat that produces under the high electric current can make battery be rapidly heated to the working temperature of setting.Cut off by phased manner the supply of reaction air, cathode reaction gas hunger helps to eliminate the toxin of catalyst surface, excites the avtive spot of catalyst, makes the fuel battery performance optimization.
The control of pile is the technological difficulties of fuel cell field under the low temperature environment.The fuel-cell device that uses the utility model to provide under low temperature environment, can shorten the time that starts the activation pile, makes pile enter fast operating state.Under 1.5 ℃ of environment, according to the control flow of Fig. 3, at first open reaction blower fan 3, environment blower fan 5, hydrogen supply electromagnetically operated valve 6, circulating pump 7(sees Fig. 1), circuit is placed the short-circuit mode (see figure 2) by phased manner, make with short-circuiting method that pile heats up, humidification.
Under the operating parameter of duration of short circuit 200ms, short circuit interval 3s, stack temperature rises to 30 ℃ in 3～4 minutes; Wait pile temperature reach set working temperature after, cutting off the reaction air-operated by 3 times is off-response blower fan 3, approximately 1 minute consuming time, power rose to 532W by 479W.
Namely need not add under the auxiliary equipment, adopt the utility model, pile 1 can be finished fast and start activation under low temperature environment.After stack temperature reaches pile working temperature value, open cooling fan 4, pile 1 is dispelled the heat, excess Temperature when preventing pile work.
Long-term idle pile, because of the loss of moisture in the film, performance recovery was very slow after pile started.As to surpassing 3 months pile standby time, according to operating process shown in Figure 3, at first open reaction blower fan 3, environment blower fan 5, hydrogen supply electromagnetically operated valve 6, circulating pump 7(sees Fig. 1), circuit is placed the short-circuit mode (see figure 2) by phased manner, through short circuit in 5 minutes activation (duration of short circuit 200ms, short circuit interval 5s) and to cut off the reaction air-operated for 3 times be off-response blower fan 3, under the 24V operating voltage, power rises to 247W by 141W.
In operating process, by changing the wind supply quantity of cooling fan 4, adjust the temperature value that stack temperature is being set.So the fuel-cell device that uses the utility model to provide can make the fast quick-recovery of performance of pile 1.
Can find out from above, the fuel-cell device that the utility model provides is separate with flow field and the blower fan of heat radiation air by the reaction air, and namely the control of temperature and humidity of battery is relatively independent, is conducive to pile water, thermally equilibrated management.And when using this device, pile short circuit and cut-out reaction air-operated method are organically combined, realize the quick startup of Proton Exchange Membrane Fuel Cells, make that fuel cell is rapidly heated within a short period of time, quick humidification, excite within a short period of time fuel-cell catalyst active, make the quick optimization of fuel battery performance, shorten as far as possible pile and start required time.
Therefore, the utility model has not only solved pile water, thermally equilibrated problem of management, reduced the auxiliary equipment of fuel cell start-up activation, but also shortened the required time of start battery activation, make fuel cell output performance within a short period of time reach best, use this device can simplify the integrated difficulty of fuel cell power system.
Those of ordinary skill in the field are to be understood that: the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle; any modification of making, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (2)
1. a fuel-cell device is characterized in that, described fuel-cell device comprises pile, controller, reaction blower fan, cooling fan, environment blower fan, hydrogen supply electromagnetically operated valve and single battery voltage and temperature monitoring assembly; Described pile comprises cathode inlet, anode inlet, cathode outlet and anode export;
Wherein, described reaction blower fan is connected in cathode inlet by the air channel, and being used for provides reaction air and discharge section to generate water to pile; Described cooling fan is used for the temperature of control pile running; Described hydrogen supply electromagnetically operated valve is connected to anode inlet and sources of hydrogen by pipeline, is used for the reaction hydrogen of conducting or cut-out pile anode; Described single battery voltage and temperature monitoring assembly are used for voltage and the temperature at pile running monitoring pile monocell, and transfer data to controller; Described controller is used for receiving the data of single battery voltage and temperature monitoring assembly, and the output variable of regulating in real time each auxiliary element of pile according to the data that receive;
Described cathode inlet and cathode outlet side are provided with shell, be used for to recycle the generation water of pile negative electrode, and realize pile cathode inlet air from humidification; Described environment blower fan is installed on the cathode inlet side of shell, is used for regulating the relative humidity of cathode inlet air.
2. fuel-cell device according to claim 1 is characterized in that, described fuel-cell device also comprises circulating pump, air-water separator and row's hydrogen electromagnetically operated valve;
Wherein, described air-water separator is connected to anode export, circulating pump and row's hydrogen electromagnetically operated valve by pipeline, is used for the liquid water of filter pipeline; Described row's hydrogen electromagnetically operated valve is used for discharging tail gas and the liquid water of anode export; Described circulating pump is connected in anode inlet by pipeline, is used for hydrogen and the steam of recycling anode export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202799890U CN202712342U (en) | 2012-06-14 | 2012-06-14 | Fuel cell device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202799890U CN202712342U (en) | 2012-06-14 | 2012-06-14 | Fuel cell device |
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| CN202712342U true CN202712342U (en) | 2013-01-30 |
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| CN2012202799890U Expired - Lifetime CN202712342U (en) | 2012-06-14 | 2012-06-14 | Fuel cell device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461778A (en) * | 2017-02-20 | 2018-08-28 | 武汉众宇动力系统科技有限公司 | Fuel cell for unmanned plane |
| CN108550880A (en) * | 2018-05-31 | 2018-09-18 | 安徽江淮汽车集团股份有限公司 | Hydrogen cell automobile hydrogen control system |
| CN109037728A (en) * | 2018-07-25 | 2018-12-18 | 浙江氢途科技有限公司 | A kind of high reliability fuel battery engines |
| CN111430757A (en) * | 2020-05-09 | 2020-07-17 | 山东华硕能源科技有限公司 | Starting control method of fuel cell system |
| CN112768736A (en) * | 2014-12-08 | 2021-05-07 | 智能能源有限公司 | Fuel cell assembly and related method of operation |
| CN113285096A (en) * | 2021-05-12 | 2021-08-20 | 上海申风投资管理有限公司 | Rapid activation method for anode anti-reversal fuel cell |
-
2012
- 2012-06-14 CN CN2012202799890U patent/CN202712342U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112768736A (en) * | 2014-12-08 | 2021-05-07 | 智能能源有限公司 | Fuel cell assembly and related method of operation |
| CN108461778A (en) * | 2017-02-20 | 2018-08-28 | 武汉众宇动力系统科技有限公司 | Fuel cell for unmanned plane |
| CN108550880A (en) * | 2018-05-31 | 2018-09-18 | 安徽江淮汽车集团股份有限公司 | Hydrogen cell automobile hydrogen control system |
| CN108550880B (en) * | 2018-05-31 | 2020-11-03 | 安徽江淮汽车集团股份有限公司 | Hydrogen control system of hydrogen fuel cell automobile |
| CN109037728A (en) * | 2018-07-25 | 2018-12-18 | 浙江氢途科技有限公司 | A kind of high reliability fuel battery engines |
| CN109037728B (en) * | 2018-07-25 | 2023-10-27 | 浙江氢途科技有限公司 | High-reliability fuel cell engine |
| CN111430757A (en) * | 2020-05-09 | 2020-07-17 | 山东华硕能源科技有限公司 | Starting control method of fuel cell system |
| CN113285096A (en) * | 2021-05-12 | 2021-08-20 | 上海申风投资管理有限公司 | Rapid activation method for anode anti-reversal fuel cell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200619 Address after: 100076 Beijing, Fengtai District, South Road, No. 1, Patentee after: BEIJING INSTITUTE OF SPACE LAUNCH TECHNOLOGY Address before: 100076, room 2, building 17, 4003 South Road, Beijing economic and Technological Development Zone, Beijing, Beijing, Daxing District, Yongchang Patentee before: AEROSPACE NEW LONG MARCH ELECTRIC VEHICLE TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
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| CX01 | Expiry of patent term |