CN212571056U - Water replenishing preheating device of fuel cell humidifier - Google Patents
Water replenishing preheating device of fuel cell humidifier Download PDFInfo
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- CN212571056U CN212571056U CN202020904421.8U CN202020904421U CN212571056U CN 212571056 U CN212571056 U CN 212571056U CN 202020904421 U CN202020904421 U CN 202020904421U CN 212571056 U CN212571056 U CN 212571056U
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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
A water replenishing preheating device of a fuel cell humidifier belongs to the field of fuel cells. The utility model provides a device that technical problem adopted is equipped with the water inlet, and the water inlet links to each other with electrical heating water tank one side, and electrical heating water tank opposite side links to each other with the bottom side of battery humidifier, is equipped with the moisturizing valve between water inlet and the electrical heating case, is equipped with temperature sensor between electrical heating case and the battery humidifier. The side of the battery humidifier is provided with a liquid level meter a and a liquid level meter b, and the liquid level meter a is positioned above the liquid level meter b. One end of an air inlet pipe is arranged in the battery humidifier and close to the bottom surface, and the other end of the air inlet pipe is positioned outside the battery humidifier and connected with a reaction gas inlet; one end of an air outlet pipe is arranged in the battery humidifier close to the inner side of the top surface, and the other end of the air outlet pipe is positioned outside the battery humidifier and connected with the fuel cell. The utility model prevents the temperature of the humidifying reaction gas from reducing when normal temperature water is supplemented, and improves the performance of the fuel cell stack.
Description
Technical Field
The utility model relates to a fuel cell field, concretely relates to moisturizing preheating device of fuel cell humidifier.
Background
Fuel cells are clean, efficient, and long-lived power generation devices. Compared with the conventional power generation technology, the fuel cell has great advantages in the aspects of efficiency, safety, reliability, flexibility, cleanness, operating performance and the like, and has a very wide application prospect. As one of the fuel cells, the proton exchange membrane fuel cell also has the advantages of low operation temperature, high specific energy, long service life, high response speed, no electrolyte leakage and the like, and has good application prospects in the aspects of national defense, energy, traffic, environmental protection, communication and the like. In the running process of the proton exchange membrane fuel cell, the humidity control of cathode and anode inlet air (hydrogen and air) is one of the most important links, and the existing device can solve the problem of insufficient control of the relative humidity and temperature of anode and cathode reaction air. Particularly, in the operation process of the humidifier, when the liquid level of the humidifier is reduced and water needs to be supplemented, the newly supplemented deionized water has low temperature, so that the dew point temperature of the humidified reaction gas fluctuates, and the performance of the fuel cell stack is influenced.
SUMMERY OF THE UTILITY MODEL
To the aforesaid not enough the utility model provides a moisturizing preheating device of fuel cell humidifier, the device effectively reduce the dew point and fluctuate, obviously promotes fuel cell's performance.
The utility model provides a device that technical problem adopted is equipped with the water inlet, and the water inlet links to each other with electrical heating water tank one side, and electrical heating water tank opposite side links to each other with the bottom side of battery humidifier, is equipped with the moisturizing valve between water inlet and the electrical heating water tank, is equipped with temperature sensor between electrical heating water tank and the battery humidifier. The side of the battery humidifier is provided with a liquid level meter a and a liquid level meter b, and the liquid level meter a is positioned above the liquid level meter b. One end of an air inlet pipe is arranged in the battery humidifier and close to the bottom surface, and the other end of the air inlet pipe is positioned outside the battery humidifier and connected with a reaction gas inlet; one end of an air outlet pipe is arranged in the battery humidifier close to the inner side of the top surface, and the other end of the air outlet pipe is positioned outside the battery humidifier and connected with the fuel cell.
Furthermore, the liquid level meter a and the liquid level meter b are both electrically connected with a water replenishing controller, and the water replenishing controller is electrically connected with a water replenishing valve.
Further, the electric heating water tank is electrically connected with the temperature sensor.
The working process is as follows: the reaction gas enters the water in the cell humidifier through the gas inlet pipe, is heated and humidified, and then enters the fuel cell through the gas outlet pipe. The liquid level of water in the battery humidifier is lower than the position of the liquid level meter b, the liquid level meter b transmits signals to the water supplementing controller, the water supplementing controller opens the water supplementing valve to feed water, the electric heating water tank heats the water, the temperature sensor controls the electric heating water tank to stop heating after the water temperature reaches a specified temperature, and the liquid level meter a transmits signals to the water supplementing controller to close the water supplementing valve when the water level in the battery humidifier reaches the position of the liquid level meter a.
Has the advantages that:
(1) the utility model can avoid the fluctuation of dew point temperature in the process of humidifying and water-supplementing reaction gas;
(2) the utility model utilizes the structure of the conventional device to avoid the temperature fluctuation of the reaction gas, and has good economical efficiency;
(3) the utility model prevents the temperature of the humidifying reaction gas from reducing when normal temperature water is supplemented, and improves the performance of the fuel cell stack.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
As shown in the figure, the fuel cell water heater comprises a water inlet 1, a water supplementing controller 2, a water supplementing valve 3, an electric heating water tank 4, a temperature sensor 5, a cell humidifier 6, a fuel cell 7, a reaction gas inlet 8, a liquid level meter a9, a liquid level meter b10, a gas inlet pipe 11 and a gas outlet pipe 12.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
This embodiment is equipped with water inlet 1, and water inlet 1 links to each other with 4 one sides of electrical heating water tank, and 4 opposite sides of electrical heating water tank link to each other with the bottom side of battery humidifier 6, are equipped with water supply valve 3 between water inlet 1 and the electrical heating water tank 4, are equipped with temperature sensor 5 between electrical heating water tank 4 and the battery humidifier 6. The side of the battery humidifier 6 is provided with a liquid level meter a9 and a liquid level meter b10, and the liquid level meter a9 is positioned above the liquid level meter b 10. One end of an air inlet pipe 11 is arranged in the battery humidifier 6 and close to the bottom surface, and the other end of the air inlet pipe 11 is positioned outside the battery humidifier 6 and connected with an inlet of the reaction gas 8; one end of an air outlet pipe 12 is arranged in the battery humidifier 6 close to the inner side of the top surface, and the other end of the air outlet pipe 12 is positioned outside the battery humidifier 6 and connected with the fuel battery 7. The liquid level meter a9 and the liquid level meter b10 are both electrically connected with the water replenishing controller 2, and the water replenishing controller 2 is electrically connected with the water replenishing valve 3. The electric heating water tank 4 is electrically connected with a temperature sensor 5.
Example 2
The working process is as follows: the reaction gas enters the water in the battery humidifier 6 through the gas inlet pipe 11, is heated and humidified, and then enters the fuel battery 7 through the gas outlet pipe 12. The liquid level of water in the battery humidifier 6 is lower than the position of the liquid level meter b10, the liquid level meter b10 transmits signals to the water replenishing controller 2, the water replenishing controller 2 opens the water replenishing valve 3 to feed water, the electric heating water tank 4 heats the water, the temperature sensor 5 controls the electric heating water tank 4 to stop heating after the water temperature reaches a specified temperature, and when the water level in the battery humidifier 6 reaches the position of the liquid level meter a9, the liquid level meter a9 transmits signals to the water replenishing controller 2 to close the water replenishing valve 3.
The foregoing embodiments are provided for illustration and description of the invention and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed.
Claims (4)
1. A water replenishing preheating device of a fuel cell humidifier is characterized in that the device is provided with a water inlet (1), the water inlet (1) is connected with one side of an electric heating water tank (4), the other side of the electric heating water tank (4) is connected with the bottom of a cell humidifier (6), a water replenishing valve (3) is arranged between the water inlet (1) and the electric heating water tank (4), and a temperature sensor (5) is arranged between the electric heating water tank (4) and the cell humidifier (6); a liquid level meter a (9) and a liquid level meter b (10) are arranged on the side surface of the battery humidifier (6), and the liquid level meter a (9) is positioned above the liquid level meter b (10); one end of an air inlet pipe (11) is arranged in the battery humidifier (6) and close to the bottom surface, and the other end of the air inlet pipe (11) is positioned outside the battery humidifier (6) and connected with an inlet of the reaction gas (8); one end of an air outlet pipe (12) is arranged in the battery humidifier (6) close to the inner side of the top surface, and the other end of the air outlet pipe (12) is positioned outside the battery humidifier (6) and connected with the fuel cell (7).
2. The water supplement preheating device of the fuel cell humidifier according to claim 1, wherein the liquid level meter a (9) and the liquid level meter b (10) are electrically connected with the water supplement controller (2), and the water supplement controller (2) is electrically connected with the water supplement valve (3).
3. The moisturizing preheating device of a fuel cell humidifier according to claim 1, wherein the electrically heated water tank (4) is electrically connected to the temperature sensor (5).
4. The moisturizing preheating device of a fuel cell humidifier according to claim 1, wherein the other side of the electrically heated water tank (4) is connected to the bottom side of the cell humidifier (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904421.8U CN212571056U (en) | 2020-05-26 | 2020-05-26 | Water replenishing preheating device of fuel cell humidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904421.8U CN212571056U (en) | 2020-05-26 | 2020-05-26 | Water replenishing preheating device of fuel cell humidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212571056U true CN212571056U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202020904421.8U Active CN212571056U (en) | 2020-05-26 | 2020-05-26 | Water replenishing preheating device of fuel cell humidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212571056U (en) |
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2020
- 2020-05-26 CN CN202020904421.8U patent/CN212571056U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A water make-up preheating device for fuel cell humidifier Effective date of registration: 20210902 Granted publication date: 20210219 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN RIGOR NEW ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021210000056 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230220 Granted publication date: 20210219 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN RIGOR NEW ENERGY TECHNOLOGY CO.,LTD. Registration number: Y2021210000056 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |