CN206313043U - A kind of low-temperature fuel cell system and mechanism - Google Patents
A kind of low-temperature fuel cell system and mechanism Download PDFInfo
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- CN206313043U CN206313043U CN201720022059.XU CN201720022059U CN206313043U CN 206313043 U CN206313043 U CN 206313043U CN 201720022059 U CN201720022059 U CN 201720022059U CN 206313043 U CN206313043 U CN 206313043U
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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 utility model provides a kind of low-temperature fuel cell system and mechanism, and the mechanism includes：Pile and coolant recirculation assembly, wherein, coolant recirculation assembly includes temperature control three-way valve, heater, heat abstractor and coolant pump；The delivery port of pile is connected with the water inlet of temperature control three-way valve by pipeline, first delivery port and the second delivery port of temperature control three-way valve water inlet respectively with heater, the water inlet of heat abstractor are connected by pipeline, and the delivery port of heater is connected to the water inlet of coolant pump with the delivery port of heat abstractor by pipeline；The delivery port of coolant pump connects the water inlet of pile by pipeline.The utility model controls the temperature of coolant by adjusting, solve the problems, such as that fuel cell can not start under low temperature (less than 0 DEG C) environment in the prior art, ensure that fuel cell can be stablized in cryogenic applications to start and operate in optimum state, the reaction efficiency of fuel cell is improved, the environmental suitability of fuel cells applications is enhanced.
Description
Technical field
The utility model is related to a proton exchanging film fuel battery technical field, more particularly, to a kind of low temp fuel electricity
Cell system and mechanism.
Background technology
Fuel cell is the TRT that a kind of chemical energy that will be present in fuel and oxidant is converted into electric energy.
Proton Exchange Membrane Fuel Cells therein has that efficiency high, energy density are big, reaction temperature is low because of it, noiselessness, pollution-free etc.
Remarkable advantage and be with a wide range of applications at aspects such as terrestrial power generation station, electric motor car and compact powers.In fuel cell
Portion is mainly made up of PEM, electro chemical catalyst, diffusion layer and bipolar plates.When the fuel cell is operating, in it
There are following courses of reaction in portion：Reacting gas spreads in diffusion layer, when reacting gas reaches Catalytic Layer, the quilt in Catalytic Layer
Simultaneously there is electrocatalytic reaction in Catalyst Adsorption；The proton of anode reaction generation is electric by being delivered to cathode side in PEM
Son reaches negative electrode through external circuit, and proton is with oxygen molecule reaction bonded Cheng Shui, while releasing heat.
At present, fuel cell operationally needs the cooling water of circulation to arrange the reaction heat that electrochemical reaction is produced in time
Remove, to ensure the normal work of fuel cell.But when temperature is less than 0 DEG C, cooling water in pipeline may glaciation and
Can not flow, and then fuel cell cannot be pumped into so that fuel cell cannot lower the temperature.Simultaneously as pem fuel
Battery needs water to participate in reaction, when environment temperature is less than 0 DEG C, the water freezing solidification that fuel battery inside is present, it is impossible to normal
Generate electricity.
In the prior art, fuel cell power generating system generally comprises fuel pile, coolant pump, radiator and corresponding
Connecting pipe and control valve, the energy that produces is relied primarily on when fuel cell itself chemical reaction generates electricity to improve the temperature of oneself
Degree, such temperature-rise ratio is slower, easily damages battery pile.And in the case of temperature extremely low (less than 0 DEG C), fuel cell is anti-
The self heat that should be produced may be insufficient to allow fuel cell start-up.Therefore, fuel cell is there is in the prior art in low temperature
The problem that can not start when being applied under (less than 0 DEG C) environment.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of low-temperature fuel cell system and mechanism, by regulation
The temperature of circulating cooling liquid is controlled, can not be opened under low temperature (less than 0 DEG C) environment so as to solve fuel cell in the prior art
Dynamic problem, it is ensured that fuel cell can be stablized in cryogenic applications and start and operate in optimum state, improve fuel cell
Reaction efficiency, enhances the environmental suitability of fuel cells applications.
In a first aspect, the utility model embodiment provides a kind of low-temperature fuel cell mechanism, including：Pile and coolant
Recirculation assembly, wherein, the coolant recirculation assembly includes temperature control three-way valve, heater, heat abstractor and coolant pump；
The delivery port of the pile is connected with the water inlet of the temperature control three-way valve by pipeline, the temperature control three-way valve
First delivery port and the second delivery port water inlet, the water inlet of the heat abstractor respectively with the heater are by pipeline company
Connect, the delivery port of the delivery port of the heater and the heat abstractor enters water by what pipeline was connected to the coolant pump
Mouthful；The delivery port of the coolant pump connects the water inlet of the pile by pipeline.
With reference in a first aspect, the utility model embodiment provide first aspect the first possible implementation method, its
In, water inlet and delivery port, the water inlet of the heat abstractor and the delivery port of the heater are respectively arranged with TEMP
Device；
Described device also includes master control borad, the master control borad respectively with temperature sensor each described, the heat abstractor,
And the heater electrical connection.
With reference in a first aspect, the utility model embodiment provide first aspect second possible implementation method, its
In, also including coolant clarifier, the water inlet of the coolant clarifier is connected to the water outlet of the heater by pipeline
Mouthful with the delivery port of the heat abstractor, the delivery port of the coolant clarifier leads to the water inlet of the coolant pump pile
Piping is connected.
With reference to the first possible implementation method of first aspect, the utility model embodiment provides the of first aspect
Three kinds of possible implementation methods, wherein, the two ends of the pile are connected with voltage detector, the voltage detector and the master
Control plate connection.
With reference to the first possible implementation method of first aspect, the utility model embodiment provides the of first aspect
Four kinds of possible implementation methods, wherein, also including the stack temperature sensor being arranged at the pile, the stack temperature is passed
Sensor is electrically connected with the master control borad.
With reference to the third possible implementation method or the 4th kind of possible implementation method of first aspect of first aspect,
The utility model embodiment provides the 5th kind of possible implementation method of first aspect, wherein, also including alarm, the report
Alert device electrically connect with the master control borad, wherein, the alarm is at least alarmed one of in the following ways：Voice mode, light
Mode and information display methods.
With reference to first aspect or first aspect the first to any one possible implementation method, this practicality in the 4th kind
New embodiment provide first aspect the 6th kind of possible implementation method, wherein, the heat abstractor include one or
Multiple blower fans and/or one or more water-filled radiator.
Second aspect, the utility model embodiment also provides a kind of low-temperature fuel cell system, including：Hydrogen storage dress
Put, the low-temperature fuel cell mechanism described in any of the above-described kind of embodiment of oxygen storage device and first aspect, the low temperature
Master control borad is provided with fuel cell mechanisms；
The hydrogen gas storing device is connected by hydrogen stream pipeline with the anode cavities of the pile, the oxygen storage device
It is connected with the cathode cavity of the pile by oxygen stream pipeline.
With reference to second aspect, the utility model embodiment provides the first possible implementation method of second aspect, its
In, hydrogen control valve is provided with the hydrogen stream pipeline, it is provided with oxygen control valve on the oxygen stream pipeline；
The master control borad is electrically connected with the oxygen control valve, the hydrogen control valve respectively, and the master control borad is used to control
Make the aperture of the oxygen control valve and the hydrogen control valve.
With reference to the first possible implementation method of second aspect or second aspect, the utility model embodiment is provided
Second possible implementation method of second aspect, wherein, the anode cavities are respectively arranged with anode pressure with the cathode cavity
Sensor and cathode pressure sensors, the anode pressure sensor and the cathode pressure sensors are electric with the master control borad
Connection.
The utility model embodiment brings following beneficial effect：The low-temperature fuel cell that the utility model embodiment is provided
Mechanism includes：Pile and coolant recirculation assembly, wherein, coolant recirculation assembly includes temperature control three-way valve, heater, radiating dress
Put and coolant pump；The delivery port of pile is connected with the water inlet of temperature control three-way valve by pipeline, and the first of temperature control three-way valve
Delivery port and the second delivery port water inlet respectively with heater, the water inlet of heat abstractor are connected by pipeline, heater
Delivery port is connected to the water inlet of coolant pump with the delivery port of heat abstractor by pipeline；The delivery port of coolant pump passes through
Pipeline connects the water inlet of pile.For different external environments, first valve or the second valve of temperature control three-way valve are opened
Heating circuit or heat-radiation loop are formed to adjust the temperature of control circulating cooling liquid, so as to solve fuel electricity in the prior art
The problem that pond can not start under low temperature (less than 0 DEG C) environment, it is ensured that fuel cell can be stablized in cryogenic applications and start simultaneously
Optimum state is operated in, the reaction efficiency of fuel cell is improved, the environmental suitability of fuel cells applications is enhanced.
Other feature and advantage of the present utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are in explanation
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Coordinate appended accompanying drawing, be described in detail below.
Brief description of the drawings
In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right
The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation of the low-temperature fuel cell mechanism that Fig. 1 is provided for the utility model embodiment；
The communication connection schematic diagram of the low-temperature fuel cell mechanism that Fig. 2 is provided for the utility model embodiment；
The structural representation of the low-temperature fuel cell system that Fig. 3 is provided for the utility model embodiment；
The communication connection schematic diagram of the low-temperature fuel cell system that Fig. 4 is provided for the utility model embodiment.
Icon：
100- piles；200- temperature control three-way valves；300- heaters；400- heat abstractors；500- coolant pumps；600- is cooled down
Liquid filter；010- master control borads；020- temperature sensors；030- stack temperature sensors；040- voltage detectors；050- alarms
Device；50- low-temperature fuel cells mechanism；51- hydrogen gas storing devices；52- oxygen storage devices；511- hydrogen control valves；512- sun
Extreme pressure force snesor；521- oxygen control valves；522- cathode pressure sensors.
Specific embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with accompanying drawing to this
The technical scheme of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real
Example is applied, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belongs to the scope of the utility model protection.
At present, exist in the prior art fuel cell under low temperature (less than 0 DEG C) environment using when can not start ask
Topic, based on this, a kind of low-temperature fuel cell system and mechanism that the utility model embodiment is provided can be followed by adjusting control
The temperature of ring coolant, can not open so as to solve when fuel cell is applied under low temperature (less than 0 DEG C) environment in the prior art
Dynamic problem, it is ensured that fuel cell can be stablized in cryogenic applications and start and run, and enhance the environment of fuel cells applications
Adaptability.
For ease of understanding the present embodiment, first to a kind of low temp fuel electricity disclosed in the utility model embodiment
Pond mechanism describes in detail.
Fig. 1 shows the structural representation of the low-temperature fuel cell mechanism that the utility model embodiment is provided, such as Fig. 1 institutes
Show, the mechanism includes pile 100 and coolant recirculation assembly, wherein, coolant recirculation assembly includes temperature control three-way valve 200, adds
Hot device 300, heat abstractor 400 and coolant pump 500.The delivery port of pile 100 passes through with the water inlet of temperature control three-way valve 200
Pipeline is connected, first delivery port and the second delivery port of temperature control three-way valve 200 water inlet, radiating dress respectively with heater 300
The water inlet for putting 400 is connected by pipeline, and the delivery port of heater 300 is connected with the delivery port of heat abstractor 400 by pipeline
It is connected to the water inlet of coolant pump 500；The delivery port of coolant pump 500 connects the water inlet of pile 100 by pipeline.Wherein,
Temperature control three-way valve 200 includes the first valve, second valve of the second water outlet of the first water outlet.Heat abstractor 400 is wrapped
One or more blower fan and/or one or more water-filled radiator are included, can be opened according to the actual needs in the application
Some or all of blower fan or water-filled radiator control the cooling rate of coolant.
Specifically, temperature control three-way valve 200 can open the first valve or the second valve according to principle of expanding with heat and contracting with cold.First
The situation of kind, when temperature is relatively low in pipeline, opens the first valve so that coolant is heated by heater 300, constitutes and adds
Hot loop.For example, when temperature is less than 0 DEG C in pipeline, unfrozen cooling fluid, at this moment the first valve opening and heater 300 is in
Working condition, heater 300 melts the coolant of solid-state ice-like, and heated cooling fluid to suitable temperature.Second situation, when
When coolant temperature reaches default high temperature values in pipeline, the second valve is opened, coolant is radiated by heat abstractor 400,
Constitute heat-radiation loop.If for example, default high temperature values are 45 DEG C, when coolant temperature reaches 50 DEG C, the second valve opening and dissipating
Thermal 400 is in running order so that coolant cools to rapidly preference temperature.Therefore, it can by temperature control three-way valve 200
Different valves unlatching, constitute heating or heat-radiation loop, adjust circulating cooling liquid temperature.
The embodiment that the utility model is provided, by adjusting the temperature of control circulating cooling liquid, so as to solve existing skill
The problem that fuel cell can not start under low temperature (less than 0 DEG C) environment in art, it is ensured that fuel cell can in cryogenic applications
Stabilization starts and operates in optimum state, improves the reaction efficiency of fuel cell, and the environment for enhancing fuel cells applications is adapted to
Property.
In order to more accurately regulation controls the temperature of circulating cooling liquid, realize automatically controlling, above-mentioned low-temperature fuel cell
Mechanism also includes master control borad, and water inlet in heater is respectively provided with delivery port, the water inlet of heat abstractor and delivery port
There is temperature sensor.Fig. 2 shows the communication connection schematic diagram of the low-temperature fuel cell mechanism that the utility model embodiment is provided,
As shown in Fig. 2 master control borad 010 is electrically connected with each temperature sensor 020, heat abstractor 400 and heater 300 respectively.
Specifically, temperature control three-way valve 200 is in the first valve opening, the temperature sensor 020 of the water inlet of heater 300
Gather the first temperature value of coolant and send first temperature value to master control borad 010, master control borad 010 receives the first temperature value
Afterwards, the first temperature value and preset temperature value are contrasted, if the first temperature value is less than preset temperature value, sends unlatching and refer to
Make to heater 300, with the heated cooling fluid of heater 300.The temperature sensor 020 of the water outlet of heater 300 is gathered
The second temperature value of coolant is simultaneously sent to master control borad 010, when the second temperature value that master control borad 010 is received is equal to preset temperature
During value, master control borad 010 sends out code to heater 300 to close heater 300, while opening the second valve.When second
During valve opening, the temperature sensor 020 of the water inlet of heat abstractor 400 is gathered and sends the 3rd temperature value of coolant to master
Control plate 010, after master control borad 010 receives the 3rd temperature value, the 3rd temperature value is contrasted with preset temperature value, if the 3rd temperature
Angle value is equal to preset temperature value, then heat abstractor 400 is not turned on；If the 3rd temperature value is more than preset temperature value, transmission is opened
Instruction to heat abstractor 400 is opened to radiate coolant.The temperature sensor 020 of the water outlet of heat abstractor 400 gathers cold
But the 4th temperature value of liquid and send to master control borad 010, when the 4th temperature value that master control borad 010 is received is equal to preset temperature value
When, master control borad 010 sends out code to heat abstractor 400 to close heat abstractor 400.So, can be according to TEMP
Real-time Communication for Power between device 020, heater 300 and heat abstractor 400 and master control borad, is controlled in real time to circulating cooling liquid
System, so as to realize automatically controlling the accurate of circulating cooling liquid, makes coolant stabilization in optimum temperature, strengthens the generating of pile
Efficiency.
Wherein, above-mentioned preset temperature value is identical with default high temperature values.
In one embodiment, above-mentioned temperature control three-way valve 200 also can be by two-way electric control switch in place, two-way electric control switch
It is connected with master control borad 010.The two-way electric control is controlled to switch on and close by master control borad 010, as long as above-mentioned temperature can be reached
Control the identical function of three-way valve 200.
Further, it is contemplated that pile reaction can be impacted containing excessive ionic impurity in coolant, in this practicality
In new embodiment, coolant pump 500 is connected with coolant clarifier 600, the coolant clarifier 600 and coolant pump
500 can be in parallel or in series, it is contemplated that series connection can aggravate the resistance to water-flow of pipeline, preferred coolant pump 500 in the present embodiment
It is connected in parallel with coolant clarifier 600, i.e., the water inlet of coolant clarifier 600 is connected to heater 300 by pipeline
The delivery port of delivery port and heat abstractor 400, the delivery port of coolant clarifier 600 passes through pipeline with the water inlet of pile 100
Connection, to remove the ionic impurity in pipeline in circulating cooling liquid.
Further, as shown in Fig. 2 above-mentioned low-temperature fuel cell mechanism also includes voltage detector 040, voltage detector
040 is connected to the two ends of pile 100, the voltage for monitoring pile 100, and the voltage detector 040 is electrically connected with master control borad 010
Connect.In addition, in one embodiment, stack temperature sensor 030 is provided with pile 100, the temperature for monitoring pile, and
Stack temperature sensor 030 is electrically connected with master control borad 010.
Further, above-mentioned low-temperature fuel cell mechanism also includes alarm 050, and voltage detector 040 will be monitored
The magnitude of voltage of pile 100 is sent to master control borad 010, and master control borad 010 is contrasted the magnitude of voltage and preset voltage value, if the electricity
Pressure value then controls alarm 050 to alarm more than preset voltage value.The pile of the Real-time Collection pile 100 of stack temperature sensor 030
Temperature value is simultaneously sent to master control borad 010, and master control borad 010 is contrasted the stack temperature value with default stack temperature value, if should
Stack temperature value is more than default stack temperature value and then controls alarm 050 to alarm.Wherein, alarm 050 is at least used with lower section
One of formula is alarmed：Voice mode, light mode and information display methods.Therefore, by stack temperature alarm and the electricity of pile 100
The alarm of pressure value can in time find pile abnormal problem, and carry out repair process by taking corresponding measure.
The embodiment that the utility model is provided, for different external environments, opens the first valve of temperature control three-way valve 200
Or second valve form heating circuit or heat-radiation loop to adjust the temperature of control circulating cooling liquid, it is existing so as to solve
The problem that fuel cell can not start under low temperature (less than 0 DEG C) environment in technology, it is ensured that fuel cell energy in cryogenic applications
Enough stabilizations start and operate in optimum state, improve the reaction efficiency of fuel cell, and the environment for enhancing fuel cells applications is fitted
Ying Xing.Further, according to logical in real time between temperature sensor 020, heater 300 and heat abstractor 400 and master control borad 010
Letter, to the real-time control of circulating cooling liquid, so as to realize automatically controlling the accurate of circulating cooling liquid, makes coolant stabilization exist
Optimum temperature, strengthens the generating efficiency of pile.Further, alarmed by stack temperature and the magnitude of voltage of pile 100 alarm can be with
Pile abnormal problem is found in time, and is processed by taking measures.
The structural representation of the low-temperature fuel cell system that Fig. 3 is provided for the utility model embodiment, as shown in figure 3, on
Stating low-temperature fuel cell system includes hydrogen gas storing device 51, oxygen storage device 52 and above-mentioned low-temperature fuel cell mechanism
50, it is provided with master control borad 010 in the low-temperature fuel cell mechanism 50.Wherein, hydrogen gas storing device 51 is by hydrogen stream pipeline and electricity
The anode cavities connection of heap 100, oxygen storage device 52 is connected by oxygen stream pipeline with the cathode cavity of pile 100.Hydrogen is stored
Device 51 is used to provide hydrogen for the anode cavities of pile 100, and oxygen storage device 52 can store air or purity oxygen, be used for
For the cathode cavity of pile 100 provides oxygen.
Further, for the ease of the control to hydrogen flowing quantity and oxygen flow, hydrogen is provided with hydrogen stream pipeline
Control valve 511, is provided with oxygen control valve 521 on oxygen stream pipeline.As shown in figure 4, master control borad 010 respectively with Oxygen control
Valve 521, hydrogen control valve 511 are electrically connected, and master control borad 010 can control oxygen control valve 521 and hydrogen control according to actual needs
The aperture of valve processed 511.For example, when the hydrogen for needing is less, it can be made by the control hydrogen control valve 511 of master control borad 010
Aperture is smaller, has a small amount of hydrogen to enter the anode cavities of pile 100.
Further, when fuel cell system needs to close, the valve of hydrogen control valve 511 can be reached maximum,
Using the moisture retained in hydrogen stream purging pile, it is ensured that the anode cavities of pile 100 are unobstructed, prevent occurring knot when temperature is too low
Ice phenomenon.
Further, the anode cavities of pile 100 are respectively arranged with anode pressure sensor 512 and cathode pressure with cathode cavity
Sensor 522, anode pressure sensor 512 and cathode pressure sensors 522 are electrically connected with master control borad 010.
Specifically, anode pressure sensor 512 is used to gather the anode pressure value of anode cavities and sends to master control borad 010,
Cathode pressure sensors 522 are used to gather the cathode pressure value of cathode cavity and send to master control borad 010, and master control borad 010 is according to upper
Anode pressure value is stated with cathode pressure value regulation hydrogen control valve 511 and oxygen control valve 521 to control cathode cavity and anode cavities
Pressure in the range of being actually needed, so as to realize automatically controlling anode cavities with negative electrode cavity pressure.Meanwhile, when anode pressure
When force value or cathode pressure value exceed default pressure value, the control alarm 050 of master control borad 010 is alarmed, to point out phase
Close staff carries out inspection treatment to fuel cell system.
The low-temperature fuel cell system that the utility model embodiment is provided, the low-temperature fuel cell provided with above-described embodiment
Mechanism 50 has identical technical characteristic, so can also solve identical technical problem, reaches identical technique effect.For not
Same external environment, the first valve or the second valve for opening temperature control three-way valve 200 forms heating circuit or heat-radiation loop
With adjust control circulating cooling liquid temperature, so as to solve in the prior art fuel cell under low temperature (less than 0 DEG C) environment
The problem that can not start, it is ensured that fuel cell can be stablized in cryogenic applications and start and operate in optimum state, improve fuel
The reaction efficiency of battery, enhances the environmental suitability of fuel cells applications.Further, master control borad 010 can be according to actual need
Will, the aperture of control oxygen control valve 521 and hydrogen control valve 511, to realize the control to hydrogen flowing quantity and oxygen flow.Enter
One step, master control borad 010 is according to anode pressure value and cathode pressure value regulation hydrogen control valve 511 with oxygen control valve 521 with control
The pressure of cathode cavity processed and anode cavities in the range of being actually needed so that realize to anode cavity pressure and negative electrode cavity pressure from
Dynamic control.
Low-temperature fuel cell system and the computer program product of mechanism that the utility model embodiment is provided, including deposit
The computer-readable recording medium of program code is stored up, the instruction that described program code includes can be used to perform previous methods implementation
Method described in example, implements and can be found in embodiment of the method, will not be repeated here.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description
With the specific work process of device, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or integratedly connect
Connect；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can
Being two connections of element internal.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only
Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
Finally it should be noted that：Embodiment described above, specific embodiment only of the present utility model is used to illustrate this
The technical scheme of utility model, rather than its limitations, protection domain of the present utility model is not limited thereto, although with reference to foregoing
Embodiment has been described in detail to the utility model, it will be understood by those within the art that：It is any to be familiar with this skill
In the technical scope that the utility model is disclosed, it still can be to the skill described in previous embodiment for the technical staff in art field
Art scheme is modified or can readily occur in change, or carries out equivalent to which part technical characteristic；And these modifications,
Change is replaced, and does not make the spirit and model of essence disengaging the utility model embodiment technical scheme of appropriate technical solution
Enclose, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model described should be wanted with right
The protection domain asked is defined.
Claims (10)
1. a kind of low-temperature fuel cell mechanism, it is characterised in that including：Pile and coolant recirculation assembly, wherein, the cooling
Liquid recirculation assembly includes temperature control three-way valve, heater, heat abstractor and coolant pump；
The delivery port of the pile is connected with the water inlet of the temperature control three-way valve by pipeline, and the first of the temperature control three-way valve
Delivery port and the second delivery port water inlet respectively with the heater, the water inlet of the heat abstractor are connected by pipeline,
The delivery port of the heater is connected to the water inlet of the coolant pump with the delivery port of the heat abstractor by pipeline；
The delivery port of the coolant pump connects the water inlet of the pile by pipeline.
2. mechanism according to claim 1, it is characterised in that the water inlet of the heater and delivery port, the radiating
The water inlet of device is respectively arranged with temperature sensor with delivery port；
Described device also includes master control borad, the master control borad respectively with temperature sensor each described, the heat abstractor and
The heater electrical connection.
3. mechanism according to claim 1, it is characterised in that also including coolant clarifier, the coolant clarifier
Water inlet be connected to the delivery port of the heater and the delivery port of the heat abstractor by pipeline, the coolant filtering
The delivery port of device is connected with the water inlet of the pile by pipeline.
4. mechanism according to claim 2, it is characterised in that the two ends of the pile are connected with voltage detector, described
Voltage detector is connected with the master control borad.
5. mechanism according to claim 2, it is characterised in that the also stack temperature sensing including being arranged at the pile
Device, the stack temperature sensor is electrically connected with the master control borad.
6. the mechanism according to claim 4 or 5, it is characterised in that also including alarm, the alarm and the master control
Plate is electrically connected, wherein, the alarm at least one of in the following ways alarm：Voice mode, light mode and presentation of information
Mode.
7. mechanism according to any one of claim 1 to 5, it is characterised in that the heat abstractor include one or
Multiple blower fans and/or one or more water-filled radiator.
8. a kind of low-temperature fuel cell system, it is characterised in that the system include hydrogen gas storing device, oxygen storage device with
And the low-temperature fuel cell mechanism as any one of claim 1-7, it is provided with master control in the low-temperature fuel cell mechanism
Plate；
The hydrogen gas storing device is connected by hydrogen stream pipeline with the anode cavities of the pile, and the oxygen storage device passes through
Oxygen stream pipeline is connected with the cathode cavity of the pile.
9. system according to claim 8, it is characterised in that be provided with hydrogen control valve on the hydrogen stream pipeline, institute
State and be provided with oxygen control valve on oxygen stream pipeline；
The master control borad is electrically connected with the oxygen control valve, the hydrogen control valve respectively, and the master control borad is used to control institute
State the aperture of oxygen control valve and the hydrogen control valve.
10. system according to claim 8 or claim 9, it is characterised in that the anode cavities are respectively arranged with the cathode cavity
Anode pressure sensor and cathode pressure sensors, the anode pressure sensor and the cathode pressure sensors with it is described
Master control borad is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022059.XU CN206313043U (en) | 2017-01-06 | 2017-01-06 | A kind of low-temperature fuel cell system and mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022059.XU CN206313043U (en) | 2017-01-06 | 2017-01-06 | A kind of low-temperature fuel cell system and mechanism |
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| Publication Number | Publication Date |
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| CN206313043U true CN206313043U (en) | 2017-07-07 |
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| CN201720022059.XU Active CN206313043U (en) | 2017-01-06 | 2017-01-06 | A kind of low-temperature fuel cell system and mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686997A (en) * | 2018-12-28 | 2019-04-26 | 中科军联（张家港）新能源科技有限公司 | A kind of fuel cell low temperature environment Heat And Water Balance management method |
| CN114188569A (en) * | 2021-10-27 | 2022-03-15 | 东风汽车集团股份有限公司 | Fuel cell system and new energy vehicle power assembly |
| CN114335604A (en) * | 2022-01-20 | 2022-04-12 | 上海恒劲动力科技有限公司 | Water-cooling fuel cell system in low-temperature environment |
-
2017
- 2017-01-06 CN CN201720022059.XU patent/CN206313043U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686997A (en) * | 2018-12-28 | 2019-04-26 | 中科军联（张家港）新能源科技有限公司 | A kind of fuel cell low temperature environment Heat And Water Balance management method |
| CN114188569A (en) * | 2021-10-27 | 2022-03-15 | 东风汽车集团股份有限公司 | Fuel cell system and new energy vehicle power assembly |
| CN114335604A (en) * | 2022-01-20 | 2022-04-12 | 上海恒劲动力科技有限公司 | Water-cooling fuel cell system in low-temperature environment |
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