CN218991896U - Heating type water pump assembly and fuel cell system - Google Patents
Heating type water pump assembly and fuel cell system Download PDFInfo
- Publication number
- CN218991896U CN218991896U CN202223356167.0U CN202223356167U CN218991896U CN 218991896 U CN218991896 U CN 218991896U CN 202223356167 U CN202223356167 U CN 202223356167U CN 218991896 U CN218991896 U CN 218991896U
- Authority
- CN
- China
- Prior art keywords
- cooling liquid
- water pump
- heating
- fuel cell
- volute
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Fuel Cell (AREA)
Abstract
The utility model discloses a heating type water pump assembly and a fuel cell system, which comprises a heating type water pump, a three-way valve and a connecting pipeline, wherein the heating type water pump comprises a heating volute, a motor body and an integrated controller, a volute cavity is arranged in the heating volute, a heating device is arranged in the volute cavity, the heating volute is provided with a water pump outlet joint and a water pump inlet joint, the three-way valve is connected with the water pump inlet joint of the heating volute through the connecting pipeline, cooling liquid enters the three-way valve from a first pipeline interface and a second pipeline interface to be converged, the converged cooling liquid flows to a third pipeline interface to enter the water pump inlet joint and then flows into the volute cavity, the heating device heats the flowing cooling liquid and then is discharged from the water pump outlet joint, the heating type water pump assembly integrates the functions of pressurizing, heating and pipeline flow regulation, reduces the installation of parts, reduces the volume of the fuel cell system, reduces the cost, and improves the overall efficiency and reliability of the fuel cell system.
Description
Technical field:
the present utility model relates to a heating type water pump assembly and a fuel cell system.
The background technology is as follows:
the fuel cell system converts chemical energy into electric energy through catalytic oxidation reaction of hydrogen and oxygen, and generates water without any pollution. The heat loss is small in the fuel cell operation, which makes the fuel cell twice as efficient as the internal combustion engine. The fuel cell has the advantages of cleanness, high efficiency, environmental friendliness, high energy efficiency, high reliability and the like, and is one of ideal power sources for the development of the existing new energy automobile, so that the fuel cell automobile has a wide prospect in the application field of the new energy automobile, and a great deal of funds and manpower are invested in all countries worldwide for research and development.
The optimum operating temperature inside the fuel cell is about 70-80 deg.c, and the operating efficiency is low
Is quite low. However, the operating conditions of the vehicle are required to be complex and variable, and the vehicle must be normally started to operate in a low-temperature environment of-40 ℃. The fuel cell system also has to meet the requirements of the vehicle operation condition as a vehicle power system, and has to realize normal start and operation in a low temperature environment. Low temperature start-up is currently one of the main reasons that affects commercialization of fuel cell automobiles.
How to solve the problem of rapidly increasing the internal temperature of the fuel cell under the low-temperature environment to reach the temperature required by the starting of the fuel cell system is one of the key problems of low-temperature starting and running of the fuel cell at present. The three pipeline systems in the fuel cell are an air inlet system, a cooling system and a hydrogen supply system respectively. The air inlet system is used for feeding air into the electric pile of the fuel cell, and oxygen in the air reacts with hydrogen. The cooling system takes heat generated in the internal electric pile of the fuel cell which normally operates out through cooling liquid circulated in the system and the radiator radiates the heat. Therefore, under the low-temperature environment, the cooling liquid fed into the fuel cell system must be heated rapidly at the same time, so that the temperature inside the fuel cell can be increased rapidly, the normal starting and running of the fuel cell are ensured, the existing cooling system comprises a water pump, a temperature-saving valve and a heater, the water pump, the temperature-saving valve and the heater are arranged at different positions of the cooling system and are connected through more connecting pipes and fasteners, so that the cooling system has the advantages of dispersed structure, more parts, longer waterway length and large flow resistance, and is unfavorable for the utilization and electrical control of the space of the fuel cell system, and unnecessary cost and reliability risks are improved.
The utility model comprises the following steps:
the utility model aims to provide a heating type water pump assembly, which integrates functions of pressurization, heating and pipeline flow regulation, reduces the installation of parts, shortens the length of a waterway, reduces flow resistance, improves the performance of the system, simultaneously saves the cost of the system, reduces the volume of a fuel cell system, reduces the cost and improves the overall efficiency and reliability of the fuel cell system.
Another object of the present utility model is to provide a fuel cell system, which solves the technical problems that when the current fuel cell system is in a low temperature environment, the fuel cell needs to be heated for a long time to realize the starting and normal operation of the vehicle, the rapid heating and rapid starting are difficult to achieve, and the types of parts in the cooling system of the current fuel cell system are various and scattered, the modularization integration level of the structure is low, so that the whole fuel cell system is large in size and occupies space.
The aim of the utility model is achieved by the following technical scheme.
The utility model aims to provide a heating type water pump assembly, which is characterized in that: the heating type water pump comprises a heating type water pump body, wherein the heating type water pump body comprises a heating volute, a motor body and an integrated controller, the heating volute is arranged at one end of the motor body, a volute cavity is formed in the heating volute, a heating device is arranged in the volute cavity, the integrated controller is located outside the motor body and used for controlling the motor body and the heating device to work, the heating volute is provided with a water pump outlet connector and a water pump inlet connector, and the water pump outlet connector and the water pump inlet connector are communicated through the volute cavity.
The heating type water pump is characterized by further comprising a three-way valve and a connecting pipeline, wherein the heating type water pump is connected with the three-way valve through the connecting pipeline, the three-way valve is connected with a water pump inlet joint of the heating volute through the connecting pipeline and is controlled by the integrated controller, the three-way valve is provided with a first pipeline interface, a second pipeline interface and a third pipeline interface, the first pipeline interface and the second pipeline interface are both cooling liquid inlets, the third pipeline interface is a cooling liquid outlet, and the third pipeline interface is connected with the water pump inlet joint through the connecting pipeline;
the cooling liquid enters the three-way valve from the first pipeline interface and the second pipeline interface to be converged, the converged cooling liquid flows to the third pipeline interface to enter the water pump inlet joint, then flows into the volute cavity to be pressurized, the heating device heats the flowing cooling liquid, and the cooling liquid is discharged from the water pump outlet joint after being pressurized and heated in the heating volute.
The heating volute is made of metal materials, the heating device is a heating resistance wire, and the heating volute and the heating device are integrally cast.
The heating volute is provided with a low-pressure connector and a high-pressure connector, the heating device is electrically connected with the low-pressure connector and the high-pressure connector, and the low-pressure connector and the high-pressure connector are electrically connected with the integrated controller through a wire harness.
And an insulating plastic film is sprayed on the outer surface of the heating volute.
And the two ends of the connecting pipeline are provided with pipe hoops, and the connecting pipeline is locked at the joint of the third pipeline joint and the water pump inlet joint through the pipe hoops.
The integrated controller and the heating volute are respectively arranged at two ends of the motor body.
The utility model provides a fuel cell system, includes fuel cell stack module, fuel cell system controller, cooling system, air inlet system and hydrogen supply system, and this cooling system includes heating type water pump assembly, auxiliary cooling liquid device and outer circulation cooling liquid device, its characterized in that: the heating type water pump assembly is the heating type water pump assembly;
the first pipeline interfaces of the three-way valve are connected with a cooling liquid outlet of the fuel cell stack module and an auxiliary cooling outlet of the auxiliary cooling liquid device; the second pipeline interface of the three-way valve is connected with an external circulation outlet of the external circulation cooling liquid device; the outlet joint of the water pump of the heating volute is respectively connected with the cooling liquid inlet of the fuel cell stack module, the auxiliary inlet of the auxiliary cooling liquid device and the external circulation inlet of the external circulation cooling liquid device;
the cooling liquid flowing out from the cooling liquid outlet of the fuel cell stack module and the cooling liquid flowing out from the auxiliary cooling outlet of the auxiliary cooling liquid device are converged and then enter into a first pipeline interface of the three-way valve together, the cooling liquid flowing out from the external circulation outlet of the external circulation cooling liquid device enters into a second pipeline interface of the three-way valve, the cooling liquid entering into the first pipeline interface and the second pipeline interface is converged in the three-way valve, enters into a water pump inlet joint through a third pipeline interface and then flows into a volute cavity of the heating volute, the heating device heats the flowing cooling liquid, and the heated and pressurized cooling liquid is discharged from the water pump outlet joint and conveyed to a cooling liquid inlet of the fuel cell stack module, an auxiliary inlet of the auxiliary cooling liquid device and an external circulation inlet of the external circulation cooling liquid device.
A first temperature sensor and a pressure sensor are arranged at the cooling liquid inlet of the fuel cell stack module;
the pressure sensor detects the coolant pressure of a coolant inlet of the fuel cell stack module; the first temperature sensor transmits cooling liquid temperature data at a cooling liquid inlet of the fuel cell stack module to the fuel cell system controller, and the fuel cell system controller transmits control signals to the integrated controller which controls the three-way valve, the motor body and the heating device to work.
The second temperature sensor is arranged at the cooling liquid outlet of the fuel cell stack module, the second temperature sensor transmits cooling liquid temperature data entering the cooling liquid outlet of the fuel cell stack module to the fuel cell system controller, the fuel cell system controller transmits control signals to the integrated controller, and the integrated controller controls the three-way valve, the motor body and the heating device to work.
Compared with the prior art, the utility model has the following effects:
1) The utility model comprises a heating type water pump, wherein the heating type water pump comprises a heating volute, a motor body and an integrated controller, the heating volute is arranged at one end of the motor body, a volute cavity is arranged in the heating volute, a heating device is arranged in the volute cavity, the integrated controller is positioned outside the motor body and used for controlling the motor body and the heating device to work, the heating volute is provided with a water pump outlet joint and a water pump inlet joint, and the water pump outlet joint is communicated with the water pump inlet joint through the volute cavity, so that the integration level is high, a heating function is integrated in the heating volute, the volume of a fuel cell system is reduced, and the cost is reduced.
2) The three-way valve is controlled by the integrated controller, the three-way valve is provided with a first pipeline interface, a second pipeline interface and a third pipeline interface, the first pipeline interface and the second pipeline interface are both cooling liquid inlets, the third pipeline interface is a cooling liquid outlet, the third pipeline interface is connected with the water pump inlet joint through the connecting pipeline, cooling liquid enters the three-way valve from the first pipeline interface and the second pipeline interface to be converged, the converged cooling liquid flows to the third pipeline interface to enter the water pump inlet joint, then flows into the volute cavity to be pressurized, and the heating device heats the flowing cooling liquid and discharges the cooling liquid from the water pump outlet joint after the heating volute is pressurized and heated, so that a large number of connecting pipelines and fastening parts (including fasteners and pipe hoop fixing brackets) are reduced, the waterway length is shortened, the flow resistance is improved, and the system cost is saved; the heating type water pump assembly integrates the functions of pressurization, heating and pipeline flow regulation, reduces the installation of parts, reduces the volume of a fuel cell system, reduces the cost, shares the controller resource, has simpler electrical design, and improves the overall efficiency and reliability of the fuel cell system.
3) The fuel cell system comprises a fuel cell stack module, a fuel cell system controller, a cooling system, an air inlet system and a hydrogen supply system, wherein the cooling system comprises a heating type water pump assembly, an auxiliary cooling liquid device and an external circulation cooling liquid device, the heating type water pump assembly is characterized in that the cooling liquid flowing out of a cooling liquid outlet of the fuel cell stack module and the cooling liquid flowing out of an auxiliary cooling outlet of the auxiliary cooling liquid device are converged and then enter a first pipeline interface of a three-way valve together, the cooling liquid flowing out of the external circulation cooling liquid device enters a second pipeline interface of the three-way valve, the cooling liquid entering the first pipeline interface and the second pipeline interface is converged in the three-way valve, then enters a water pump inlet joint through a third pipeline interface and flows into a volute cavity of a heating volute, the heating device heats the flowing cooling liquid, and the cooling liquid after heating and pressurizing is discharged from the water pump outlet joint and conveyed to the cooling liquid inlet of the fuel cell stack module, the auxiliary inlet of the auxiliary cooling liquid device and the external circulation cooling liquid device.
4) Other advantages of the present utility model are described in detail in the examples section.
Description of the drawings:
FIG. 1 is a perspective view of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a heating volute structure according to a first embodiment of the present utility model;
FIG. 3 is an exploded view of a first embodiment of the present utility model;
FIG. 4 is a front view of a first embodiment of the present utility model;
FIG. 5 is a cross-sectional view of A-A of FIG. 4;
FIG. 6 is a block diagram of a circuit provided in accordance with a first embodiment of the present utility model;
FIG. 7 is a schematic block diagram of a second embodiment of the present utility model;
fig. 8 is a circuit block diagram according to a second embodiment of the present utility model.
The specific embodiment is as follows:
the utility model is described in further detail below by means of specific embodiments in connection with the accompanying drawings.
Embodiment one:
as shown in fig. 1 to 6, the present embodiment provides a heating type water pump assembly, which is characterized in that: the heating type water pump 1 is characterized by comprising the heating type water pump 1, wherein the heating type water pump 1 comprises a heating volute 11, a motor body 12 and an integrated controller 13, the heating volute 11 is arranged at one end of the motor body 12, a volute cavity 110 is formed in the heating volute 11, a heating device is arranged in the volute cavity 110, the integrated controller 13 is located outside the motor body 12 to control the motor body 12 and the heating device to work, the heating volute 11 is provided with a water pump outlet connector 111 and a water pump inlet connector 112, the water pump outlet connector 111 and the water pump inlet connector 112 are communicated through the volute cavity 110, the integration level is high, a heating function is integrated in the heating volute, the volume of a fuel cell system is reduced, and the cost is reduced.
The heating type water pump 1 is connected with the three-way valve 2 through the connecting pipeline 3, wherein the three-way valve 2 is connected with a water pump inlet joint 112 of the heating volute 11 through the connecting pipeline 3, the three-way valve 2 is controlled by the integrated controller 13, the three-way valve 2 is provided with a first pipeline interface 21, a second pipeline interface 22 and a third pipeline interface 23, the first pipeline interface 21 and the second pipeline interface 22 are both cooling liquid inlets, the third pipeline interface 23 is a cooling liquid outlet, and the third pipeline interface 23 is connected with the water pump inlet joint 112 through the connecting pipeline 3;
the cooling liquid enters the three-way valve 2 from the first pipeline interface 21 and the second pipeline interface 22 to be converged, the converged cooling liquid flows to the third pipeline interface 23 to enter the water pump inlet joint 112 and then flows into the volute cavity 110 to be pressurized, the cooling liquid flows through the heating device, the heating device heats the cooling liquid, and the cooling liquid is discharged from the water pump outlet joint 111 after being pressurized and heated in the heating volute 11, so that a large number of connecting pipelines and fastening parts (comprising fasteners and pipe hoop fixing brackets) thereof are reduced, the length of a waterway is shortened, the flow resistance is reduced, the system performance is improved, and meanwhile, the system cost is saved; the heating type water pump assembly integrates the functions of pressurization, heating and pipeline flow regulation, reduces the installation of parts, reduces the volume of a fuel cell system, reduces the cost, shares the controller resource, has simpler electrical design, and improves the overall efficiency and reliability of the fuel cell system.
The structure uses the principle of operation in a fuel cell system:
as shown in fig. 1 to 8, when the fuel cell system is started and operated at a cooling liquid temperature higher than 0 ℃, the cooling liquid flows out from the cooling liquid outlet of the fuel cell stack module 100, passes through the second temperature sensor, and then flows to the first outlet 21 of the three-way valve 2 together with the confluence of the cooling liquid flowing out from the auxiliary cooling liquid outlet of the auxiliary cooling liquid device, in addition, the cooling liquid flowing out from the external circulation cooling liquid outlet of the external circulation cooling liquid device enters the second outlet 22 of the three-way valve 2, the cooling liquid flowing out from the first outlet 21 and the second outlet 22 after being confluent in the three-way valve 2 enters the heating type water pump 1, the heating type water pump 1 pressurizes the cooling liquid and then sends the cooling liquid to the cooling liquid inlet of the fuel cell stack module 100, the auxiliary inlet of the auxiliary cooling liquid device and the external circulation inlet of the external circulation cooling liquid device, and the front end of the cooling liquid inlet of the fuel cell stack module 100 is connected with the first temperature sensor and the pressure sensor, so that the cooling liquid temperature and the pressure of the cooling liquid inlet of the cooling liquid of the fuel cell stack module 100 are monitored, and the cooling liquid parameters of the cooling liquid are guaranteed to meet the system requirements, and the heating device is not started at this time.
When the temperature of the cooling liquid is lower than 0 ℃, and the fuel cell system is in a cold start mode during the shutdown and start, the cooling liquid flows out from the cooling liquid outlet of the fuel cell stack module 100, passes through the second temperature sensor, and flows to the first outlet 21 of the three-way valve 2 together with the cooling liquid flowing out from the auxiliary cooling liquid outlet of the auxiliary cooling liquid device, and at the moment, the integrated controller 13 controls the three-way valve 3 to close the second outlet 21, and stops conveying the cooling liquid of the external circulation cooling liquid device. The coolant enters the heating type water pump 1 through the three-way valve 3, at the moment, the integrated controller 13 controls the heating device to work, the heating device heats the coolant flowing through, the coolant with a certain temperature is sent to the auxiliary coolant device and the coolant inlet of the fuel cell stack module 100, the front end of the coolant inlet of the fuel cell stack module 100 is connected with the first temperature sensor and the pressure sensor, the temperature and the pressure of the coolant at the coolant inlet of the fuel cell stack module 100 are monitored, the temperature of the coolant is ensured to meet the system operation requirement, the system is started up quickly, once the fuel cell system is successfully started and operated, the fuel cell system controller feeds back a signal to the integrated controller, and the integrated controller controls the heating device to stop working, and the system energy consumption is reduced.
The heating spiral case 11 is made of metal materials, the heating device is a heating resistance wire, the heating spiral case 11 and the heating device are integrally cast, and the heating spiral case 11 and the heating device are reasonable in structural arrangement and convenient to manufacture.
The heating spiral case 11 is provided with the low pressure connector 114 and the high pressure connector 115, the heating device is electrically connected with the low pressure connector 114 and the high pressure connector 115, the low pressure connector 114 is electrically connected with the high pressure connector 115 through the wire harness and the integrated controller 13, the structural arrangement is reasonable, the control circuit of the original heater is reduced, the cost is reduced, and the volume is reduced.
The outer surface of the heating volute 11 is sprayed with an insulating plastic film, so that the insulating effect is good.
The two ends of the connecting pipeline 3 are provided with the pipe hoops 4, the connecting pipeline 3 is locked at the third pipeline connector 23 and the water pump inlet connector 112 through the pipe hoops 4, and the installation structure is firm.
The integrated controller 13 and the heating volute 11 are respectively arranged at two ends of the motor body 12, and the structural arrangement is reasonable and compact.
Embodiment two:
as shown in fig. 7 and 8, a fuel cell system including a fuel cell stack module 100, a fuel cell system controller, a cooling system 200, an air intake system 300, and a hydrogen supply system 400, the cooling system 200 including a heating type water pump assembly, an auxiliary coolant device, and an external circulation coolant device, characterized in that: the heating type water pump assembly is the heating type water pump assembly in the first embodiment;
the first pipeline interfaces 21 of the three-way valve 2 are connected with a cooling liquid outlet of the fuel cell stack module 100 and an auxiliary cooling outlet of an auxiliary cooling liquid device; the second pipeline interface 22 of the three-way valve 2 is connected with an external circulation outlet of the external circulation cooling liquid device; the water pump outlet joint 111 of the heating volute 11 is respectively connected with a cooling liquid inlet of the fuel cell stack module 100, an auxiliary inlet of an auxiliary cooling liquid device and an external circulation inlet of an external circulation cooling liquid device;
the cooling liquid flowing out of the cooling liquid outlet of the fuel cell stack module 100 and the cooling liquid flowing out of the auxiliary cooling liquid outlet of the auxiliary cooling liquid device are converged and then enter the first pipeline interface 21 of the three-way valve 2, the cooling liquid flowing out of the outer circulation outlet of the outer circulation cooling liquid device enters the second pipeline interface 22 of the three-way valve 2, the cooling liquid entering into the first pipeline interface 21 and the second pipeline interface 22 is converged in the three-way valve 2 and then enters the water pump inlet joint 112 through the third pipeline interface 23 and then flows into the volute cavity 110 of the heating volute 11, the heating device heats the cooling liquid flowing through, the heated and pressurized cooling liquid is discharged from the water pump outlet joint 111 and conveyed to the cooling liquid inlet of the fuel cell stack module 100, the auxiliary inlet of the auxiliary cooling liquid device and the outer circulation inlet of the outer circulation cooling liquid device, and in a low-temperature state, the temperature of the cooling system can be quickly improved, the inside of the fuel cell system is heated to an ideal temperature, the quick start of the fuel cell system is realized, the normal operation requirement of the fuel cell system is met, the whole system is improved, the energy source is saved, the water pump component is saved, the volume of the fuel pump component is reduced, the heating component is greatly reduced, the length of the common use of the heating component is shortened, the water channel is greatly connected with the fastening system is saved, the water channel is used, the cost is greatly saved, the cost is saved, the system is used, and the system is used for the system and the system is used for be and the system and the cost is well, and the cost and the system and the cost is saved.
The first temperature sensor and the pressure sensor are disposed at the coolant inlet of the fuel cell stack module 100; the pressure sensor detects the coolant pressure of the coolant inlet of the fuel cell stack module 100; the first temperature sensor transmits the coolant temperature data at the coolant inlet of the fuel cell stack module 100 to the fuel cell system controller, and the fuel cell system controller transmits a control signal to the integrated controller 13, and the integrated controller 13 controls the three-way valve 2, the motor body 12 and the heating device to operate.
The second temperature sensor is disposed at the coolant outlet of the fuel cell stack module 100, and transmits the coolant temperature data entering the coolant outlet of the fuel cell stack module 100 to the fuel cell system controller, and the fuel cell system controller transmits the control signal to the integrated controller 13, and the integrated controller 13 controls the three-way valve 2, the motor body 12 and the heating device to operate.
The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present utility model are included in the scope of the present utility model.
Claims (10)
1. A heating type water pump assembly, characterized in that: the water pump comprises a heating type water pump (1), wherein the heating type water pump (1) comprises a heating volute (11), a motor body (12) and an integrated controller (13), the heating volute (11) is arranged at one end of the motor body (12), a volute cavity (110) is formed in the heating volute (11), a heating device is arranged in the volute cavity (110), the integrated controller (13) is located outside the motor body (12) to control the motor body (12) and the heating device to work, the heating volute (11) is provided with a water pump outlet connector (111) and a water pump inlet connector (112), and the water pump outlet connector (111) and the water pump inlet connector (112) are communicated through the volute cavity (110).
2. The heating type water pump assembly according to claim 1, further comprising a three-way valve (2) and a connecting pipeline (3), wherein the heating type water pump (1) and the three-way valve (2) are connected through the connecting pipeline (3), the three-way valve (2) is connected with a water pump inlet joint (112) of the heating volute (11) through the connecting pipeline (3), the three-way valve (2) is controlled by the integrated controller (13), the three-way valve (2) is provided with a first pipeline interface (21), a second pipeline interface (22) and a third pipeline interface (23), the first pipeline interface (21) and the second pipeline interface (22) are both cooling liquid inlets, the third pipeline interface (23) is a cooling liquid outlet, and the third pipeline interface (23) is connected with the water pump inlet joint (112) through the connecting pipeline (3);
the cooling liquid enters the three-way valve (2) from the first pipeline interface (21) and the second pipeline interface (22) to be converged, the converged cooling liquid flows to the third pipeline interface (23) to enter the water pump inlet joint (112), then flows into the volute cavity (110) to be pressurized, the cooling liquid flows through the heating device, the heating device heats the cooling liquid flowing through the heating device, and the cooling liquid is discharged from the water pump outlet joint (111) after being pressurized and heated in the heating volute (11).
3. A heated water pump assembly as defined in claim 2, wherein: the heating volute (11) is made of metal materials, the heating device is a heating resistance wire, and the heating volute (11) and the heating device are integrally cast.
4. A heated water pump assembly as defined in claim 3, wherein: the heating spiral case (11) is provided with a low pressure connector (114) and a high pressure connector (115), the heating device is electrically connected with the low pressure connector (114) and the high pressure connector (115), and the low pressure connector (114) and the high pressure connector (115) are electrically connected with the integrated controller (13) through a wire harness.
5. A heated water pump assembly as defined in claim 1 or 2 or 3 or 4, wherein: an insulating plastic film is sprayed on the outer surface of the heating spiral case (11).
6. A heated water pump assembly as defined in claim 5, wherein: the two ends of the connecting pipeline (3) are provided with pipe hoops (4), and the connecting pipeline (3) is locked at the third pipeline connector (23) and the water pump inlet connector (112) through the pipe hoops (4).
7. A heated water pump assembly as defined in claim 6, wherein: the integrated controller (13) and the heating volute (11) are respectively arranged at two ends of the motor body (12).
8. A fuel cell system comprising a fuel cell stack module (100), a fuel cell system controller, a cooling system (200), an air intake system (300) and a hydrogen supply system (400), the cooling system (200) comprising a heated water pump assembly, an auxiliary coolant device and an external circulation coolant device, characterized in that: the heating type water pump assembly is the heating type water pump assembly according to any one of claims 1 to 7;
the first pipeline interfaces (21) of the three-way valve (2) are connected with a cooling liquid outlet of the fuel cell stack module (100) and an auxiliary cooling outlet of the auxiliary cooling liquid device; the second pipeline interface (22) of the three-way valve (2) is connected with an external circulation outlet of the external circulation cooling liquid device; the water pump outlet joint (111) of the heating volute (11) is respectively connected with the cooling liquid inlet of the fuel cell stack module (100), the auxiliary inlet of the auxiliary cooling liquid device and the external circulation inlet of the external circulation cooling liquid device;
the cooling liquid flowing out of the cooling liquid outlet of the fuel cell stack module (100) and the cooling liquid flowing out of the auxiliary cooling liquid outlet of the auxiliary cooling liquid device are converged and then enter the first pipeline interface (21) of the three-way valve (2), the cooling liquid flowing out of the external circulation outlet of the external circulation cooling liquid device enters the second pipeline interface (22) of the three-way valve (2), the cooling liquid entering into the first pipeline interface (21) and the second pipeline interface (22) is converged in the three-way valve (2), then enters into the water pump inlet joint (112) through the third pipeline interface (23) and flows into the volute cavity (110) of the heating volute (11), the heating device heats the flowing cooling liquid, and the cooling liquid after heating and pressurizing is discharged from the water pump outlet joint (111) and conveyed to the cooling liquid inlet of the fuel cell stack module (100), the auxiliary inlet of the auxiliary cooling liquid device and the external circulation inlet of the external circulation cooling liquid device.
9. A fuel cell system according to claim 8, wherein: a first temperature sensor and a pressure sensor are arranged at the cooling liquid inlet of the fuel cell stack module (100);
the pressure sensor detects the coolant pressure of a coolant inlet of the fuel cell stack module (100); the first temperature sensor transmits cooling liquid temperature data at a cooling liquid inlet of the fuel cell stack module (100) to the fuel cell system controller, the fuel cell system controller transmits control signals to the integrated controller (13), and the integrated controller (13) controls the three-way valve (2), the motor body (12) and the heating device to work.
10. A fuel cell system according to claim 9, wherein: the second temperature sensor is arranged at the cooling liquid outlet of the fuel cell stack module (100), the second temperature sensor transmits cooling liquid temperature data entering the cooling liquid outlet of the fuel cell stack module (100) to the fuel cell system controller, the fuel cell system controller transmits control signals to the integrated controller (13), and the integrated controller (13) controls the three-way valve (2), the motor body (12) and the heating device to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356167.0U CN218991896U (en) | 2022-12-14 | 2022-12-14 | Heating type water pump assembly and fuel cell system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356167.0U CN218991896U (en) | 2022-12-14 | 2022-12-14 | Heating type water pump assembly and fuel cell system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218991896U true CN218991896U (en) | 2023-05-09 |
Family
ID=86196094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223356167.0U Active CN218991896U (en) | 2022-12-14 | 2022-12-14 | Heating type water pump assembly and fuel cell system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218991896U (en) |
-
2022
- 2022-12-14 CN CN202223356167.0U patent/CN218991896U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102610838B (en) | Thermal management system of fuel cell, fuel cell system, and vehicle with the fuel cell system | |
| CN108615911B (en) | Water heat management system of vehicle fuel cell and control method thereof | |
| CN111911254B (en) | Energy recovery device of fuel cell system | |
| CN110611108B (en) | Heating and intercooling integrated device, fuel cell system using same and control method | |
| CN113054220B (en) | Thermal management system and method for fuel cell of passenger vehicle | |
| CN212230532U (en) | Fuel cell low-temperature quick cold start system and vehicle | |
| WO2017117918A1 (en) | Temperature control system and method for dc-dc boost converter of fuel cell automobile | |
| CN111900433B (en) | Proton exchange membrane fuel cell hydrogen heating system and method | |
| CN210866371U (en) | Fuel cell heating system | |
| CN202474108U (en) | Fuel cell heat managing system, fuel cell system and vehicle using the same | |
| CN113964340A (en) | System and method for low-temperature quick cold start of fuel cell and vehicle | |
| CN111446473A (en) | Integrated fuel cell engine system | |
| CN211907588U (en) | Heating, inter-cooling and humidifying integrated device and fuel cell system | |
| CN114274843A (en) | Vehicle-mounted battery and electronic control cooling system based on liquid hydrogen vaporization cold energy utilization | |
| CN218991896U (en) | Heating type water pump assembly and fuel cell system | |
| CN109473697B (en) | Cooling circulation system of fuel cell | |
| CN218996774U (en) | Fuel cell system heat management device and fuel cell system | |
| CN113090490A (en) | Water pump with pipeline distribution function, fuel cell system and control method | |
| CN210778819U (en) | Heating and inter-cooling integrated device and fuel cell system applying same | |
| CN212011143U (en) | Integrated fuel cell engine system | |
| CN218101343U (en) | Air reflux heating system for low-temperature starting of fuel cell system | |
| CN220627867U (en) | High-temperature methanol fuel cell thermal management system | |
| CN113394430B (en) | Adjustable heat dissipation system for hydrogen fuel cell truck and heat dissipation method thereof | |
| CN216928641U (en) | Novel thermal management spraying system of fuel cell vehicle | |
| CN213501930U (en) | Thermal management system of fuel cell vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |