CN206574801U - A kind of distributed fuel cell heat management system - Google Patents
A kind of distributed fuel cell heat management system Download PDFInfo
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- CN206574801U CN206574801U CN201720231102.3U CN201720231102U CN206574801U CN 206574801 U CN206574801 U CN 206574801U CN 201720231102 U CN201720231102 U CN 201720231102U CN 206574801 U CN206574801 U CN 206574801U
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- fuel cell
- cooling water
- mouthful
- heap
- controller
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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 is related to a kind of distributed fuel cell heat management system, for carrying out heat management control to fuel cell pile (1), the system includes cooling water circulation loop, water pump (2), temperature detecting unit, controller and heat-sink unit, described cooling water circulation loop connection fuel cell pile (1) enters heap mouthful and goes out heap mouthful, described water pump (2) is arranged in cooling water circulation loop, temperature detecting unit is arranged on entering heap mouthful and going out heap mouthful for fuel cell pile (1), heat-sink unit is parallel on cooling water circulation loop, described controller connection temperature detecting unit and heat-sink unit；Controller controls the working condition of heat-sink unit according to the testing result of temperature detecting unit, and then carries out the cold-starting and temperature-constant operation of fuel cell pile (1).Compared with prior art, the utility model alleviates the burden of fuel cell system controller using single controller, while ensure that the precise and stable control of heat management system.
Description
Technical field
The utility model is related to a kind of heat management system, more particularly, to a kind of distributed fuel cell heat management system.
Background technology
Fuel cell is a kind of electrochemical reaction appts, and chemical energy directly is converted into electric energy.According to the difference of electrolyte,
Proton Exchange Membrane Fuel Cells can be divided into, alkaline fuel cell, phosphoric acid type fuel cell, molten carbonate fuel cell and solid
Oxide body fuel cell.Proton Exchange Membrane Fuel Cells operating temperature is low, and current density is big, fast response time, and performance is stable.
And reaction product only has water, in the absence of corrosivity.Therefore, Proton Exchange Membrane Fuel Cells is in vehicular traffic and stand-by power supply
There are wide market prospects Deng field.
The work of major part fuel cell system heat management is all integrated in fuel cell system controller at present, fuel cell
System controller should handle energy dispatching algorithm, safety protection control, again treatment temperature control algolithm, work load compared with
Weight；Typically all from fuel cell system controller farther out, longer transmission range can be made the sensor of fuel battery cooling system
Into sensor sample precise decreasing；Whole system may be paralysed completely if fuel cell system controller fails.
Utility model content
The purpose of this utility model is exactly the defect in order to overcome above-mentioned prior art presence and provides a kind of distributed combustion
Expect battery thermal management system.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of distributed fuel cell heat management system, for carrying out heat management control, the system to fuel cell pile
Including cooling water circulation loop, water pump, temperature detecting unit, controller and heat-sink unit, described cooling water circulation loop connects
The heap mouthful that enters for connecing fuel cell pile is arranged in cooling water circulation loop with heap mouthful, described water pump is gone out, described temperature inspection
The heap mouthful that enters that survey unit is arranged on fuel cell pile is parallel to cooling water circulation loop with heap mouthful, described heat-sink unit is gone out
On, described controller connection temperature detecting unit and heat-sink unit.
Described temperature detecting unit includes two temperature sensors, and described temperature sensor is separately positioned on fuel electricity
The heap mouthful that enters of pond pile is connected to controller with heap mouthful, two temperature sensors are gone out.
Described heat-sink unit includes electric T-shaped valve and radiator, and described electric T-shaped valve entrance point connects water pump,
Electric T-shaped valve first outlet end is connected in cooling water circulation loop, electric T-shaped valve second outlet end connection heat sink inlet
End, radiator outlet end, which is connected in cooling water circulation loop, forms parallel-connection structure, and described electric T-shaped valve and radiator is equal
Connect controller.
Radiator fan is additionally provided with by described radiator.
The system includes cooling water tank, and described cooling water tank connects cooling water circulation loop, cooling water by filling pipe
Case also connects radiator by radiator escape pipe.
The system also includes pressure sensing cell, and described pressure sensing cell includes two pressure sensors, described
The heap mouthful that enters that pressure sensor is separately positioned on fuel cell pile is connected to control with heap mouthful, two pressure sensors are gone out
Device.
Particulate filter is provided with described cooling water circulation loop.
Be additionally provided with the ion concentration sensor for detecting ion concentration in described cooling water circulation loop, it is described from
The described controller of sub- concentration sensor connection.
Described controller includes embeded processor.
Compared with prior art, the utility model has the following advantages that：
(1) the utility model realizes that the distributing of fuel cell pile temperature is controlled by single controller, alleviates
The burden of fuel cell system controller, improves the reliability of system work；
(2) the utility model is measured into heap mouthful and goes out heap mouthful temperature respectively by two temperature sensors, so as to carry out essence
Degree control, improves the accuracy of system control；
(3) the utility model heat-sink unit and cooling water circulation loop formation parallel form, are controlled electronic by controller
The opening state of triple valve realizes cold-starting and thermostatic control, and when cold-starting, electric T-shaped valve first outlet end is opened
The purpose for reaching and being rapidly heated is passed to, being opened at normal operating phase electric T-shaped valve second outlet end passes fully through cooling water
Radiator realizes the ingenious switching control under two states so that all used heat to be discharged；
(4) radiator fan of the utility model heat-sink unit can further improve radiating effect, realize more reliable heat
Management；
(5) ion concentration sensor that the utility model is set can realize effective monitoring of ion concentration.
Brief description of the drawings
Fig. 1 is the structured flowchart of the utility model distributed fuel cell heat management system.
In figure, 1 is fuel cell pile, and 2 be water pump, and 3 be temperature sensor, and 4 be electric T-shaped valve, and 5 be radiator, 6
It is cooling water tank for radiator fan, 7,8 be filling pipe, and 9 be radiator escape pipe, and 10 be pressure sensor, and 11 be particle filtering
Device, 12 be ion concentration sensor.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in figure 1, a kind of distributed fuel cell heat management system, for carrying out heat management to fuel cell pile 1
Control, the system includes cooling water circulation loop, water pump 2, temperature detecting unit, controller and heat-sink unit, cooling water circulation
Connection fuel cell pile 1 in loop enters heap mouthful and goes out heap mouthful, and the effect of water pump 2 is to make cooling water circulation, and water pump 2 is arranged on cold
But in water-flow circuit, the heap mouthful that enters that temperature detecting unit is arranged on fuel cell pile 1 is parallel to heap mouthful, heat-sink unit is gone out
On cooling water circulation loop, controller connection temperature detecting unit and heat-sink unit, controller include embeded processor；Control
Device controls the working condition of heat-sink unit according to the testing result of temperature detecting unit, and then carries out the low of fuel cell pile 1
Startup temperature and temperature-constant operation.
Temperature detecting unit includes two temperature sensors 3, and temperature sensor 3 is separately positioned on fuel cell pile 1
Enter heap mouthful and go out heap mouthful, two temperature sensors 3 are connected to controller.
Heat-sink unit includes electric T-shaped valve 4 and radiator 5, the entrance point of electric T-shaped valve 4 connection water pump 2, electric three passes
The first outlet end of valve 4 is connected in cooling water circulation loop, the second outlet end of the electric T-shaped valve 4 connection entrance point of radiator 5, is dissipated
The hot port of export of device 5, which is connected in cooling water circulation loop, forms parallel-connection structure, and electric T-shaped valve 4 and radiator 5 are all connected with control
Device.Radiator fan 6 is additionally provided with by radiator 5.
The system includes cooling water tank 7, and cooling water tank 7 connects cooling water circulation loop, cooling water tank 7 by filling pipe 8
Radiator 5 is also connected by radiator escape pipe 9.Cooling water tank 7 supplements cooling water into pipeline by filling pipe 8, by dissipating
Air and vapor in the hot discharge line of device escape pipe 9.
The system also includes pressure sensing cell, and pressure sensing cell includes two pressure sensors 10, pressure sensor
10 heaps mouthful that enter for being separately positioned on fuel cell pile 1 are connected to controller with heap mouthful, two pressure sensors 10 are gone out.
Particulate filter 11 is provided with cooling water circulation loop.It is additionally provided with cooling water circulation loop for detecting that ion is dense
The ion concentration sensor 12 of degree, the connection controller of ion concentration sensor 12.
Fuel cell pile 1 is fuel cell system core, and fuel cell pile 1 needs to be operated in certain temperature range
Interior (about 60 DEG C -65 DEG C), the chemical energy of hydrogen is converted to electric energy by main function.The effect of water pump 2 is to make cooling water circulation.
The heat exchange that radiator 5 and radiator fan 6 produce system is to nature.Electric T-shaped valve 4 is mainly used in cooling water circulation
Switching.Make the purpose that cooling water is rapidly heated without radiator 5 to reach in the low-temperature cool starting stage, in normally operation rank
Section makes cooling water pass fully through radiator 5 to discharge all used heat.
Utensil processed has under two kinds of mode of operations, manual work pattern and automatic operation mode, manual work pattern, fuel electricity
Cell system controller or host computer can be with opened loop control cooling systems；Under automatic mode, thermal management controller enters trip temperature automatically
Regulation control.
Operation principle of the present utility model：Instruction is automatically controlled when controller is sent to cooling system controller, and is set
Control target temperature temperature, device control water pump 2 processed is operated, and is passed in and out heap temperature by gathering the cooling water of fuel cell pile 1, is calculated
The aperture of the temperature difference, in real time adjustment three-way control valve, so as to control cooling water into the flow of radiator 5；Controller is according to cooling
Water passes in and out heap temperature, adjusts the rotating speed of radiator fan 6 in real time by FUZZY ALGORITHMS FOR CONTROL；Fuel cell system controller is to cooling system
Controller also may proceed to operation when system sends halt instruction, and cooling system temperature is down to after secure threshold and is stopped.
In addition, controller has intelligent diagnostics function, controller can diagnose sensor, actuator hardware in cooling system
With the presence or absence of problem；Whether ion concentration is too high；Temperature control whether overshoot, institute faulty all passes through with corresponding failure code
CAN is uploaded to fuel cell system controller in real time；The event that last time can be occurred when system accident power-off, controller
In the EEPROM for hindering information deposit controller, diagnosed for consequent malfunction.
Claims (9)
1. a kind of distributed fuel cell heat management system, for carrying out heat management control, its feature to fuel cell pile (1)
It is, the system includes cooling water circulation loop, water pump (2), temperature detecting unit, controller and heat-sink unit, and described is cold
But the heap mouthful that enters of water-flow circuit connection fuel cell pile (1) is arranged on cooling water circulation with heap mouthful, described water pump (2) is gone out
In loop, described temperature detecting unit is arranged on entering heap mouthful and going out heap mouthful, described heat-sink unit for fuel cell pile (1)
It is parallel on cooling water circulation loop, described controller connection temperature detecting unit and heat-sink unit.
2. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that described temperature inspection
Surveying unit includes two temperature sensors (3), and described temperature sensor (3) is separately positioned on entering for fuel cell pile (1)
Heap mouthful is connected to controller with heap mouthful, two temperature sensors (3) are gone out.
3. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that described radiating list
Member includes electric T-shaped valve (4) and radiator (5), described electric T-shaped valve (4) entrance point connection water pump (2), electric three passes
Valve (4) first outlet end is connected in cooling water circulation loop, and electric T-shaped valve (4) second outlet end connection radiator (5) enters
Mouthful end, radiator (5) port of export, which is connected in cooling water circulation loop, forms parallel-connection structure, described electric T-shaped valve (4) and
Radiator (5) is all connected with controller.
4. a kind of distributed fuel cell heat management system according to claim 3, it is characterised in that described radiator
(5) it is other to be additionally provided with radiator fan (6).
5. a kind of distributed fuel cell heat management system according to claim 3, it is characterised in that the system includes cold
But water tank (7), described cooling water tank (7) connects cooling water circulation loop by filling pipe (8), and cooling water tank (7) also passes through
Radiator escape pipe (9) connection radiator (5).
6. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that the system also includes
Pressure sensing cell, described pressure sensing cell includes two pressure sensors (10), described pressure sensor (10) point
The heap mouthful that enters for not being arranged on fuel cell pile (1) is connected to controller with heap mouthful, two pressure sensors (10) are gone out.
7. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that described cooling water
Particulate filter (11) is provided with circulation loop.
8. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that described cooling water
The ion concentration sensor (12) for detecting ion concentration, described ion concentration sensor (12) are additionally provided with circulation loop
The described controller of connection.
9. a kind of distributed fuel cell heat management system according to claim 1, it is characterised in that described controller
Including embeded processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231102.3U CN206574801U (en) | 2017-03-10 | 2017-03-10 | A kind of distributed fuel cell heat management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231102.3U CN206574801U (en) | 2017-03-10 | 2017-03-10 | A kind of distributed fuel cell heat management system |
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| Publication Number | Publication Date |
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| CN206574801U true CN206574801U (en) | 2017-10-20 |
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| CN201720231102.3U Active CN206574801U (en) | 2017-03-10 | 2017-03-10 | A kind of distributed fuel cell heat management system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848349A (en) * | 2017-03-10 | 2017-06-13 | 同济大学 | A kind of distributed fuel cell heat management system |
| CN110053495A (en) * | 2019-05-09 | 2019-07-26 | 深圳国氢新能源科技有限公司 | Hydrogen fuel cell dynamical system and industrial vehicle |
| CN111933968A (en) * | 2020-07-08 | 2020-11-13 | 摩氢科技有限公司 | Fuel cell cooling system and control method thereof |
| CN113809368A (en) * | 2020-12-30 | 2021-12-17 | 奇瑞汽车股份有限公司 | Fuel cell system insulation detection method and fuel cell stack cooling system |
-
2017
- 2017-03-10 CN CN201720231102.3U patent/CN206574801U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848349A (en) * | 2017-03-10 | 2017-06-13 | 同济大学 | A kind of distributed fuel cell heat management system |
| CN106848349B (en) * | 2017-03-10 | 2023-11-24 | 同济大学 | Distributed fuel cell thermal management system |
| CN110053495A (en) * | 2019-05-09 | 2019-07-26 | 深圳国氢新能源科技有限公司 | Hydrogen fuel cell dynamical system and industrial vehicle |
| CN111933968A (en) * | 2020-07-08 | 2020-11-13 | 摩氢科技有限公司 | Fuel cell cooling system and control method thereof |
| CN111933968B (en) * | 2020-07-08 | 2023-10-03 | 摩氢科技有限公司 | Fuel cell cooling system and control method thereof |
| CN113809368A (en) * | 2020-12-30 | 2021-12-17 | 奇瑞汽车股份有限公司 | Fuel cell system insulation detection method and fuel cell stack cooling system |
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