CN115036531A - Fuel cell heat dissipation control method, system, equipment and computer - Google Patents
Fuel cell heat dissipation control method, system, equipment and computer Download PDFInfo
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- CN115036531A CN115036531A CN202210671381.0A CN202210671381A CN115036531A CN 115036531 A CN115036531 A CN 115036531A CN 202210671381 A CN202210671381 A CN 202210671381A CN 115036531 A CN115036531 A CN 115036531A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0432—Temperature; Ambient temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04701—Temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04992—Processes for controlling fuel cells or fuel cell systems characterised by the implementation of mathematical or computational algorithms, e.g. feedback control loops, fuzzy logic, neural networks or artificial intelligence
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
- H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
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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 invention relates to the technical field of fuel cells, and discloses a fuel cell heat dissipation control method, a system, equipment and a computer, which comprises the following steps: starting the fuel cell system, and judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller to obtain a judgment result; if the judgment result is yes, the fan is started according to the actual heat dissipation condition of the galvanic pile; if the judgment result is negative, adjusting the opening of the electric control temperature regulator to meet the heat dissipation requirement of the galvanic pile; and completing the adjustment of the fuel cell heat dissipation system. The invention integrates the main radiator and the auxiliary radiator into a whole, shares a group of fans, and integrates the water replenishing tank into a whole, thereby greatly saving the arrangement space of the fuel cell system; the heat dissipation circulation loop is controlled through the electric control thermostat, the problem of auxiliary heat dissipation is solved, and the problem of temperature fluctuation of the electric pile caused by the rotation of the fan can be effectively avoided.
Description
Technical Field
The invention relates to the technical field of fuel cells, in particular to a fuel cell heat dissipation control method, a system, equipment and a computer.
Background
With the development of fuel cell technology, fuel cells are applied more and more widely in the traffic field, and are currently applied to the field of forklifts. The fuel cell system not only needs to integrate a plurality of components such as a hydrogen system, a radiator, a lithium battery and the like, but also needs to be matched with two sets of radiating systems to meet the radiating requirement of the fuel cell system because the working temperature of the galvanic pile is different from the working temperature range of auxiliary components. However, the space reserved for the fuel cell system by the forklift is limited, a set of liquid cooling system or a liquid cooling-free cooling system is generally adopted, the problem of high-power heat dissipation of BOP parts cannot be solved by the solution, the lithium battery is cooled and dissipated without liquid cooling, and the charging and discharging power can be seriously influenced.
Disclosure of Invention
The invention provides a fuel cell heat dissipation control method, a system, equipment and a computer, and aims to solve the problem that in the prior art, two sets of cooling and heat dissipation systems cannot be arranged at the same time due to the narrow space for arranging a fuel cell system, so that one set of heat dissipation system is required to be shared for heat dissipation for auxiliary heat dissipation and pile heat dissipation.
The technical content of the invention is as follows:
in one aspect of the present invention, a method for controlling heat dissipation of a fuel cell is provided, including the steps of:
starting the fuel cell system, and judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller to obtain a judgment result;
if the judgment result is yes, the fan is started according to the actual heat dissipation condition of the galvanic pile;
if the judgment result is negative, adjusting the opening of the electric control temperature regulator to meet the heat dissipation requirement of the galvanic pile;
and completing the adjustment of the fuel cell heat dissipation system.
Further, adjust automatically controlled thermoregulator aperture and satisfy galvanic pile heat dissipation demand, include:
judging whether the fuel cell major cycle needs to be started or not;
if the fuel cell needs to be started in a large circulation mode, the opening degree of the electric control temperature regulator is increased to enable the galvanic pile to dissipate heat in the large circulation mode, and whether the existing fan rotating speed meets the heat dissipation requirement of the galvanic pile or not is judged;
if the fuel cell does not need to be started in a large circulation mode, the opening degree of the electric control temperature regulator is adjusted to enable the galvanic pile to dissipate heat in a small circulation mode, and therefore the adjustment of the fuel cell heat dissipation system is completed.
Further, judge whether current fan speed satisfies pile heat dissipation demand, include:
if so, judging whether the water temperature at the inlet of the galvanic pile is too low through a temperature sensor;
if not, judging whether the opening of the electric control temperature regulator is fully opened or not.
Further, the determining whether the temperature of the water at the inlet of the cell stack is too low through the temperature sensor includes:
if the water temperature is too low, the opening degree of the electric control temperature regulator is reduced, so that the water temperature of the electric pile is recovered to be normal, and the regulation of a fuel cell heat dissipation system is completed;
if the water temperature is not too low, the adjustment of the fuel cell heat dissipation system is completed.
Further, the determining whether the opening of the electrically-controlled thermostat is fully opened includes:
if so, increasing the rotating speed of the fan to meet the heat dissipation requirement, and completing the adjustment of the fuel cell heat dissipation system;
if not, increasing the opening of the electronic control thermostat.
Further, the increasing the opening degree of the electronically controlled regulator includes:
and after the opening degree of the electric control thermostat is increased to be fully opened, judging whether the heat dissipation capacity meets the requirement.
Further, increase the aperture of automatically controlled thermoregulator reaches full-open back, judges whether the heat dissipation capacity satisfies the demand, include:
if so, finishing the adjustment of the fuel cell heat dissipation system;
if not, the rotating speed of the fan is increased to meet the heat dissipation requirement, and the adjustment of the fuel cell heat dissipation system is completed.
In another aspect of the present invention, there is also provided a fuel cell heat dissipation control system, including:
the first judgment unit is used for judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller;
the first control unit is used for controlling the fan to start according to the actual heat dissipation condition of the galvanic pile;
the second judgment unit is used for judging whether the fuel cell major cycle needs to be started or not;
the second control unit is used for adjusting the opening of the electric control temperature regulator to enable the galvanic pile to dissipate heat for small-cycle heat dissipation;
the third judging unit is used for judging whether the rotating speed of the existing fan meets the heat dissipation requirement of the galvanic pile;
the fourth judgment unit is used for judging whether the water temperature at the inlet of the galvanic pile is too low or not through the temperature sensor;
the third control unit is used for reducing the opening of the electric control thermostat so as to enable the water temperature of the electric pile to be normal;
the fifth judgment unit is used for judging whether the opening of the electronic control thermostat is fully opened or not;
the fourth control unit is used for increasing the opening of the electric control thermostat until the opening of the electric control thermostat is fully opened;
a sixth judging unit, configured to judge whether the heat dissipation amount meets the requirement;
and the fifth control unit is used for increasing the rotating speed of the fan to meet the heat dissipation requirement.
In still another aspect of the present invention, there is also provided a fuel cell heat dissipation control apparatus including:
a memory for storing a computer program;
a processor for implementing the steps of the fuel cell heat dissipation control method of any one of the above when executing the computer program.
In still another aspect of the present invention, a computer storage medium is provided, in which a computer program is stored, and the computer program, when executed by a processor, implements the steps of the fuel cell heat dissipation control method according to any one of the above.
The beneficial effects of the invention at least comprise:
(1) the main radiator and the auxiliary radiator are integrated into a whole, a group of fans are shared, and the water replenishing tank is integrated into a whole, so that the arrangement space of a fuel cell system is greatly saved;
(2) the heat dissipation circulation loop is controlled by the electric control thermostat, so that the problem of auxiliary heat dissipation is solved, and the problem of temperature fluctuation of the electric pile caused by the rotation of the fan can be effectively avoided;
(3) and a cooling control strategy after the low-temperature waterway radiator and the high-temperature waterway radiator are integrated is realized.
Drawings
Fig. 1 is a logic block diagram illustrating a fuel cell heat dissipation control method according to a first embodiment of the present invention.
Fig. 2 is a logic block diagram illustrating a fuel cell heat dissipation control method according to a first embodiment of the present invention.
Fig. 3 is a logic block diagram of a fuel cell heat dissipation control system according to a second embodiment of the present invention.
Fig. 4 is a schematic view of the overall structure of a fuel cell heat dissipation control device according to a third embodiment of the present invention.
Wherein, each number in fig. 4 indicates:
1-electric pile; 2-a third temperature sensor; 3-a main water pump; 4-a PTC heater; 5-a heat dissipation system; 501-a fan; 502-primary heat dissipating core; 503-auxiliary heat dissipation core; 6-a first temperature sensor; 7-auxiliary water pump; 8-an auxiliary component; 9-a second temperature sensor; 10-a deionization unit; 11-an integrated water tank; 1101-a main water tank; 1102-an auxiliary water tank; 12-a filter; 13-an electrically controlled thermostat; 14-a fourth temperature sensor; firstly, discharging a gas circuit by an electric pile; ② a main water replenishing path; ③ the main heat dissipation and air exhaust path; fourthly, assisting a heat dissipation exhaust path; auxiliary part exhaust path; sixthly, auxiliary water replenishing paths.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-2, the present embodiment provides a method for controlling heat dissipation of a fuel cell, including the following steps:
starting the fuel cell system, and judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller to obtain a judgment result;
if the judgment result is yes, the fan is started according to the actual heat dissipation condition of the galvanic pile;
if the judgment result is negative, adjusting the opening of the electric control temperature regulator to meet the heat dissipation requirement of the galvanic pile;
and finishing the adjustment of the fuel cell heat dissipation system.
Further, adjust automatically controlled thermoregulator aperture and satisfy galvanic pile heat dissipation demand, include:
judging whether the fuel cell major cycle needs to be started or not;
if the fuel cell needs to be started in a large circulation mode, the opening degree of the electric control temperature regulator is increased to enable the galvanic pile to dissipate heat in the large circulation mode, and whether the existing fan rotating speed meets the heat dissipation requirement of the galvanic pile or not is judged;
if the fuel cell does not need to be started in a large circulation mode, the opening degree of the electric control temperature regulator is adjusted to enable the galvanic pile to dissipate heat in a small circulation mode, and therefore the adjustment of the fuel cell heat dissipation system is completed.
Further, judge whether current fan speed satisfies pile heat dissipation demand, include:
if so, judging whether the water temperature at the inlet of the galvanic pile is too low through a temperature sensor;
if not, judging whether the opening of the electric control thermostat is fully opened or not.
Further, the determining whether the temperature of the water at the inlet of the cell stack is too low through the temperature sensor includes:
if the water temperature is too low, the opening degree of the electric control temperature regulator is reduced, so that the water temperature of the electric pile is recovered to be normal, and the regulation of a fuel cell heat dissipation system is completed;
if the water temperature is not too low, the adjustment of the fuel cell heat dissipation system is completed.
Further, the judging whether the opening degree of the electronic control thermostat is fully opened includes:
if so, increasing the rotating speed of the fan to meet the heat dissipation requirement, and finishing the adjustment of the fuel cell heat dissipation system;
if not, the opening degree of the electronic control thermostat is increased.
Further, the increasing the opening degree of the electronically controlled regulator includes:
and after the opening of the electric control thermostat is increased to be fully opened, judging whether the heat dissipation capacity meets the requirement.
Further, increase the aperture of automatically controlled thermoregulator reaches full-open back, judges whether the heat dissipation capacity satisfies the demand, include:
if so, finishing the adjustment of the fuel cell heat dissipation system;
if not, the rotating speed of the fan is increased to meet the heat dissipation requirement, and the adjustment of the fuel cell heat dissipation system is completed.
When the small-cycle heat dissipation is carried out by the heat dissipation of the galvanic pile, the opening degree of the electric-control temperature regulator is adjusted to be 0, when the large-cycle heat dissipation is carried out by the heat dissipation of the galvanic pile, the opening degree range of the electric-control temperature regulator is 1-100, and when the large-cycle heat dissipation is completely carried out by the heat dissipation of the galvanic pile, the opening degree of the electric-control temperature regulator is 100.
Example two
According to the first embodiment and fig. 3, the present embodiment provides a heat dissipation control system for a fuel cell, comprising:
the first judgment unit is used for judging whether the fan needs to be started or not by the aid of the fuel cell controller;
the first control unit is used for controlling the fan to start according to the actual heat dissipation condition of the galvanic pile;
the second judgment unit is used for judging whether the fuel cell major cycle needs to be started or not;
the second control unit is used for adjusting the opening of the electric control temperature regulator to enable the galvanic pile to dissipate heat for small-cycle heat dissipation;
the third judging unit is used for judging whether the rotating speed of the existing fan meets the heat dissipation requirement of the galvanic pile;
the fourth judging unit is used for judging whether the water temperature at the inlet of the galvanic pile is too low or not through the temperature sensor;
the third control unit is used for reducing the opening of the electric control thermostat so as to enable the water temperature of the electric pile to be normal;
the fifth judging unit is used for judging whether the opening of the electronic control thermostat is fully opened or not;
the fourth control unit is used for increasing the opening of the electric control thermostat until the opening of the electric control thermostat is fully opened;
a sixth judging unit, configured to judge whether the heat dissipation amount meets the requirement;
and the fifth control unit is used for increasing the rotating speed of the fan to meet the heat dissipation requirement.
EXAMPLE III
With reference to the first embodiment, the second embodiment and fig. 4, this embodiment provides a heat dissipation control device for a fuel cell, including: pile 1, main water pump 3, PTC heater 4, automatically controlled thermosistor 13, cooling system 5, auxiliary component 8 and integrated water tank 11, pile 1, main water pump 3, PTC heater 4 link to each other in proper order with automatically controlled thermosistor 13 and form the little circulation loop of heat dissipation, cooling system 5 includes main heat dissipation core 502, assists heat dissipation core 503 and fan 501, pile 1, main water pump 3, main heat dissipation core 502 link to each other in proper order with automatically controlled thermosistor 13 and form the big circulation loop of heat dissipation, fan 501 sets up on main heat dissipation core 502, assist heat dissipation core 503 and auxiliary component 8 link to each other and form supplementary heat dissipation loop, main heat dissipation core 502 sets up with assisting heat dissipation core 503 relatively, pile 1, auxiliary component 8, main heat dissipation core 502 with assist heat dissipation core 503 respectively with integrated water tank 11 is connected.
The integrated water tank 11 comprises a main water tank 1101 and an auxiliary water tank 1102, the electric pile 1 and the main heat dissipation core 502 are respectively connected with the main water tank 1101 to form an electric pile exhaust path and a main heat dissipation exhaust path, the auxiliary component 8 and the auxiliary heat dissipation core 503 are respectively connected with the auxiliary water tank 1102 to form an auxiliary component exhaust path and an auxiliary heat dissipation exhaust path, the main water tank 1101 is connected to a pipeline between the electric pile 1 and the main water pump 3 to form a main water replenishing path, and the auxiliary water tank 1102 is connected to a pipeline between the auxiliary heat dissipation core 503 and the auxiliary component 8 to form an auxiliary water replenishing path. A gap is formed between the main water tank 1101 and the auxiliary water tank 1102 for heat insulation, and the main water tank 1101 and the auxiliary water tank 1102 are respectively provided with a liquid level sensor for monitoring the liquid level in the water tanks.
The heat dissipation control device further comprises an auxiliary water pump 7, the auxiliary water pump 7 is arranged on a pipeline between the auxiliary heat dissipation core body 503 and the auxiliary component 8, and the auxiliary water tank 1102 is connected on a pipeline between the auxiliary heat dissipation core body 503 and the auxiliary water pump 7.
A first temperature sensor 6 and a second temperature sensor 9 are respectively arranged on the auxiliary heat dissipation core body 503 and the main heat dissipation core body 502, the first temperature sensor 6 is arranged at an outlet of the auxiliary heat dissipation core body 503, and the second temperature sensor 9 is arranged at an outlet of the main heat dissipation core body 502.
The heat dissipation large circulation loop is also provided with a filter 12, and the filter 12 is arranged on a pipeline between the main heat dissipation core body 502 and the electric control thermostat 13.
A pipeline connecting the main heat dissipation core 502 and the integrated water tank 11 is provided with a deionization device 10.
And a third temperature sensor 2 and a fourth temperature sensor 14 are respectively arranged at the outlet and the inlet of the galvanic pile 1.
The heat dissipation system comprises a main heat dissipation core body and an auxiliary heat dissipation core body, the two core bodies share one set of fan, and the two heat dissipation core bodies can be simultaneously cooled when the fan works.
The temperature of the coolant of the auxiliary component is generally required to be lower than 60 ℃, the temperature of the required coolant of the cell stack is generally higher than 80 ℃, and the working temperature range of the cell stack is relatively narrow, generally speaking, the working temperature range of the cell stack is working between the target temperature of +/-2 ℃, therefore, the cell stack and the cooling circuit of the auxiliary component cannot share the same set of water circuit system, so that the embodiment not only saves space, but also achieves the respective cooling purposes of the auxiliary component and the cell stack by separating the cooling circuit of the auxiliary component and the cooling circuit of the cell stack and sharing the same set of fans.
When the opening of the electric control thermostat is 0, the galvanic pile opens the small heat dissipation circulation loop, and heat dissipation is not required by the radiator, and when the opening of the electric control thermostat is 100, the galvanic pile completely opens the large heat dissipation circulation loop, and the heat dissipation system adjusts according to the first embodiment.
With reference to the first embodiment, when determining whether the fuel cell major cycle needs to be started, if the fuel cell major cycle needs to be started, adjusting the opening of the electronic control thermostat to 1-100 to enable the galvanic pile to dissipate heat for the major cycle, and determining whether the existing fan speed meets the cooling requirement of the galvanic pile;
if the fuel cell does not need to be started in a large circulation mode, the opening of the electric control temperature regulator is adjusted to be 0, so that the electric pile heat dissipation carries out small circulation heat dissipation, and the adjustment of the fuel cell heat dissipation system is completed.
When the rotating speed of the fan is judged to not meet the heat dissipation requirement of the galvanic pile, whether the electric control temperature regulator is fully opened or not needs to be further judged, if the electric control temperature regulator is not fully opened, the opening degree of the electric control temperature regulator needs to be increased immediately until the opening degree is adjusted to 100, and the galvanic pile completely enters a large circulation for heat dissipation.
Example four
According to a first embodiment, the present embodiment provides a fuel cell heat dissipation control apparatus including:
a memory for storing a computer program;
a processor for implementing the steps of the fuel cell heat dissipation control method according to any one of the embodiments when executing the computer program.
EXAMPLE five
According to a first embodiment, the present embodiment provides a computer storage medium having a computer program stored thereon, the computer program, when executed by a processor, implementing the steps of the fuel cell heat dissipation control method according to any one of the embodiments.
Through the embodiment, the main radiating core body and the auxiliary radiating core body are integrated, the main water tank and the auxiliary water tank are integrated into a whole, the space occupied by a fuel cell system is saved, the electric-control thermostat regulates and controls a large-circulation radiating loop and a small-circulation radiating loop of the electric pile, the radiating effect of the auxiliary component is effectively guaranteed, and the problem of water temperature fluctuation of the electric pile is solved simultaneously when the fan runs. The low-temperature waterway heat dissipation loop and the high-temperature waterway heat dissipation loop of the galvanic pile are integrated together, and are detected and controlled through a fuel cell controller.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A fuel cell heat dissipation control method is characterized in that: the method comprises the following steps:
starting the fuel cell system, and judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller to obtain a judgment result;
if the judgment result is yes, the fan is started according to the actual heat dissipation condition of the galvanic pile;
if the judgment result is negative, adjusting the opening of the electric control temperature regulator to meet the heat dissipation requirement of the galvanic pile;
and completing the adjustment of the fuel cell heat dissipation system.
2. The fuel cell heat dissipation control method according to claim 1, characterized in that: adjust automatically controlled thermoregulator aperture and satisfy galvanic pile heat dissipation demand, include:
judging whether the fuel cell major cycle needs to be started or not;
if the fuel cell is required to be started in a large circulation mode, the opening of the electronic control thermostat is increased to enable the galvanic pile to dissipate heat in the large circulation mode, and whether the rotating speed of the existing fan meets the heat dissipation requirement of the galvanic pile or not is judged;
if the fuel cell does not need to be started in a large circulation mode, the opening degree of the electric control temperature regulator is adjusted to enable the galvanic pile to dissipate heat in a small circulation mode, and therefore the adjustment of the fuel cell heat dissipation system is completed.
3. A fuel cell heat dissipation control method as set forth in claim 2, characterized in that: judge whether current fan speed satisfies pile heat dissipation demand, include:
if so, judging whether the water temperature at the inlet of the galvanic pile is too low through a temperature sensor;
if not, judging whether the opening of the electric control thermostat is fully opened or not.
4. A fuel cell heat dissipation control method as set forth in claim 3, characterized in that: judge whether galvanic pile entry temperature of water is too low through temperature sensor, include:
if the water temperature is too low, the opening degree of the electric control temperature regulator is reduced, so that the water temperature of the electric pile is recovered to be normal, and the regulation of a fuel cell heat dissipation system is completed;
if the water temperature is not too low, the adjustment of the fuel cell heat dissipation system is completed.
5. A fuel cell heat dissipation control method as set forth in claim 3, wherein: the judging whether the opening of the electric control thermostat is fully opened or not comprises the following steps:
if so, increasing the rotating speed of the fan to meet the heat dissipation requirement, and completing the adjustment of the fuel cell heat dissipation system;
if not, the opening degree of the electronic control thermostat is increased.
6. The fuel cell heat dissipation control method according to claim 5, characterized in that: the increasing the opening degree of the electronically controlled regulator includes:
and after the opening degree of the electric control thermostat is increased to be fully opened, judging whether the heat dissipation capacity meets the requirement.
7. The fuel cell heat dissipation control method according to claim 6, characterized in that: increase the aperture of automatically controlled thermoregulator reaches and opens the back fully, judges whether the heat dissipation capacity satisfies the demand, include:
if so, finishing the adjustment of the fuel cell heat dissipation system;
if not, the rotating speed of the fan is increased to meet the heat dissipation requirement, and the adjustment of the fuel cell heat dissipation system is completed.
8. A fuel cell heat dissipation control system, characterized by: the method comprises the following steps:
the first judgment unit is used for judging whether the fan needs to be started for auxiliary heat dissipation through the fuel cell controller;
the first control unit is used for controlling the fan to start according to the actual heat dissipation condition of the galvanic pile;
the second judgment unit is used for judging whether the fuel cell major cycle needs to be started or not;
the second control unit is used for adjusting the opening of the electric control temperature regulator to enable the galvanic pile to dissipate heat for small-cycle heat dissipation;
the third judging unit is used for judging whether the rotating speed of the existing fan meets the heat dissipation requirement of the galvanic pile;
the fourth judging unit is used for judging whether the water temperature at the inlet of the galvanic pile is too low or not through the temperature sensor;
the third control unit is used for reducing the opening degree of the electric control thermostat so as to enable the water temperature of the galvanic pile to be recovered to be normal;
the fifth judging unit is used for judging whether the opening of the electronic control thermostat is fully opened or not;
the fourth control unit is used for increasing the opening of the electric control temperature regulator until the opening of the electric control temperature regulator is fully opened;
a sixth judging unit, configured to judge whether the heat dissipation amount meets a requirement;
and the fifth control unit is used for increasing the rotating speed of the fan to meet the heat dissipation requirement.
9. A fuel cell heat dissipation control apparatus characterized by: the method comprises the following steps:
a memory for storing a computer program;
a processor for implementing the steps of the fuel cell heat dissipation control method according to any one of claims 1 to 7 when executing the computer program.
10. A computer storage medium having a computer program stored thereon, characterized in that: the computer program when executed by a processor implements the steps of the fuel cell heat dissipation control method as defined in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671381.0A CN115036531A (en) | 2022-06-15 | 2022-06-15 | Fuel cell heat dissipation control method, system, equipment and computer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210671381.0A CN115036531A (en) | 2022-06-15 | 2022-06-15 | Fuel cell heat dissipation control method, system, equipment and computer |
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| CN115036531A true CN115036531A (en) | 2022-09-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115425254A (en) * | 2022-11-07 | 2022-12-02 | 北京亿华通科技股份有限公司 | Fuel cell cogeneration system based on double engines and control method thereof |
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2022
- 2022-06-15 CN CN202210671381.0A patent/CN115036531A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115425254A (en) * | 2022-11-07 | 2022-12-02 | 北京亿华通科技股份有限公司 | Fuel cell cogeneration system based on double engines and control method thereof |
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