CN217522060U - Fuel cell water separator - Google Patents
Fuel cell water separator Download PDFInfo
- Publication number
- CN217522060U CN217522060U CN202220393968.5U CN202220393968U CN217522060U CN 217522060 U CN217522060 U CN 217522060U CN 202220393968 U CN202220393968 U CN 202220393968U CN 217522060 U CN217522060 U CN 217522060U
- Authority
- CN
- China
- Prior art keywords
- baffle
- liquid level
- contact
- fuel cell
- upper baffle
- 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 relates to a fuel cell drainage field discloses a fuel cell water knockout drum, including vapour and liquid separator, liquid level float trigger device and drain valve, the drain valve with vapour and liquid separator connects, liquid level float trigger device is fixed to be set up on the vapour and liquid separator, vapour and liquid separator passes through opening of liquid level float trigger device control drain valve realizes the discharge of vapour and liquid separator. The utility model discloses an improve the structure of liquid level float trigger device, save complicated setting, great saving the cost, simple structure does not need additionally to set up the sensor, has reduced the well weight of fuel cell system, has reduced the arrangement degree of difficulty and the arrangement cost of pencil; the implementation is convenient and fast.
Description
Technical Field
The utility model relates to a fuel cell drainage field, in particular to fuel cell water knockout drum.
Background
With the development of fuel cells and the introduction of the dual carbon policy, the development of fuel cells is receiving further attention, and countries have also made more stringent requirements on the technical requirements of fuel cells.
The fuel cell engine system is composed of an air supply system, a hydrogen supply system, a cooling system, and an electric power assist system. The gas-liquid separator on the hydrogen system is usually adopted to separate generated water from unused hydrogen, so that the hydrogen is prevented from being discharged out of the system through the tail, and meanwhile, liquid water is prevented from flowing back to enter the galvanic pile to influence the performance of the galvanic pile.
The existing hydrogen side drainage mode mainly comprises: 1. the moisture and the gas are controlled by a tail discharge valve and directly discharged; 2. a water-gas separator is arranged at an outlet on the hydrogen side, and water is drained by a fixed opening method; 3. and a water-gas separator is arranged at an outlet on the hydrogen side, the liquid level is detected by ultrasonic waves, and a drainage method is implemented after the liquid level is reached. The control mode of the mode 1 is rough, so that incomplete water diversion is easily caused, and the fuel economy is not promoted; the triggering time and the starting time of the mode 2 are fixed, are difficult to adapt to various working conditions, and are easy to cause the reduction of the hydrogen utilization rate and the performance; the drainage method of the mode 3 is accurate, but the system measurement error is large in an inclined state, and meanwhile, the air flow influences the stability of the liquid level to cause misinformation.
SUMMERY OF THE UTILITY MODEL
In order to solve prior art fuel cell hydrogen side drainage mode and cause the water diversion thoroughly, be difficult to adapt to multiple operating mode and produce measuring error scheduling problem easily, the utility model provides a fuel cell water knockout drum.
The technical scheme of the utility model as follows:
the utility model provides a fuel cell water knockout drum, includes liquid level float trigger device and drain valve, the drain valve with liquid level separator connects, liquid level float trigger device is fixed to be set up liquid level separator is last, liquid level float trigger device passes through opening of control drain valve of liquid level float, realizes liquid level separator drainage.
Further, the liquid level float trigger device comprises an upper baffle, a contact, a liquid level float and lower baffles, the lower baffles comprise two groups, the two groups of lower baffles are respectively a first lower baffle and a second lower baffle, the upper baffle, the first lower baffle and the second lower baffle form an inverted triangle limiting frame, the liquid level float is arranged in the limiting frame, and the contact is connected to the lower portion of the upper baffle.
Furthermore, the upper baffle and the contacts respectively comprise two groups, the two groups of upper baffles are respectively a first upper baffle and a second upper baffle, the first upper baffle and the second upper baffle are disconnected and are arranged on the same horizontal line, the two groups of contacts are respectively a first contact and a second contact, the first contact is connected below the first upper baffle, and the second contact is connected below the second upper baffle.
Furthermore, the first lower baffle and the second lower baffle are arranged in an inclined manner, the upper end of the first lower baffle is connected with the lower end of the first upper baffle, the upper end of the second lower baffle is connected with the lower end of the second upper baffle, and the first upper baffle, the second upper baffle, the first lower baffle and the second lower baffle form an inverted triangle limiting frame.
Furthermore, the first lower baffle is connected with the first upper baffle in an inclined manner towards one side of the liquid level float, the second lower baffle is connected with the second upper baffle in an inclined manner towards one side of the liquid level float, and the distance between the lower end of the first lower baffle and the lower end of the second lower baffle is smaller than the cross section length of the liquid level float.
Furthermore, the first contact is arranged on a first upper baffle close to one side of a second upper baffle, the second contact is arranged on a second upper baffle close to one side of the first upper baffle, and the opening of the drain valve is realized when the liquid level floater is in contact with the first contact and the second contact.
Furthermore, the contact is a metal contact, and a layer of conductive material is plated on the surface of the liquid level float.
Further, the liquid level float is in the shape of a sphere.
The utility model also provides a drainage method of fuel cell water knockout drum, including the fuel cell water knockout drum of any one of above-mentioned, including following step:
s1: the fuel cell engine is switched on, and the liquid level floater triggering device is monitored through the FCU;
s2: whether the first contact and the second contact are connected or not is judged through a signal fed back to the FCU by the liquid level float trigger device;
s3: if the judgment result is yes, the drain valve is opened to drain, then the step returns to S2, and the drainage process is ended until the drainage is finished;
s4: if the judgment result is negative, the drainage valve is in a closed state, and the drainage process is finished.
Further, the connection of the liquid level float with the first contact and the second contact is realized through the liquid level in the gas-liquid separator. When the liquid level in the gas-liquid separator is not enough to support the liquid level floater to float to be in contact with the first contact and the second contact, the drain valve is not opened; when the liquid level in the gas-liquid separator is enough to support the liquid level floater to float to be in contact with the first contact and the second contact, the drainage is started, and the gas-liquid separator drains water.
The beneficial effects of the utility model include: the structure of the liquid level float trigger device is improved, complex arrangement is omitted, cost is greatly saved, the structure is simple, a sensor does not need to be additionally arranged, the medium weight of a fuel cell system is reduced, and the arrangement difficulty and the arrangement cost of a wiring harness are reduced; the implementation is convenient and fast.
Drawings
Fig. 1 is a schematic structural diagram of the water separator for fuel cell of the present invention.
Fig. 2 is a schematic structural diagram of the liquid level float triggering device of the present invention.
Fig. 3 is an enlarged schematic structural view of the liquid level float trigger device in the embodiment of the present invention.
Fig. 4 is an enlarged schematic structural view of the liquid level float trigger device in the embodiment of the present invention.
Wherein:
1-a gas-liquid separator;
2-liquid level float trigger device;
201-upper baffle;
2011-first upper baffle; 2012-a second top baffle;
202-a contact;
2021-a first contact; 2022-a second contact;
203-level float;
204-lower baffle;
2041-a first lower baffle; 2042-a second lower baffle;
3-a drain valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Combine shown in fig. 1-4, the utility model provides a fuel cell water knockout drum, including vapour and liquid separator 1, liquid level float trigger device 2 and drain valve 3, liquid level float trigger device 2 is fixed to be set up on vapour and liquid separator 1, and vapour and liquid separator 1 outer end is connected with drain valve 3, and whether vapour and liquid separator 1 opens drain valve 3 through liquid level float trigger device 2 control, and then realizes vapour and liquid separator 1's drainage.
The liquid level float triggering device 2 comprises two sets of upper baffles 201, two sets of contacts 202, two sets of lower baffles 204 and a liquid level float 203, the two sets of upper baffles 201 are respectively a first upper baffle 2011 and a second upper baffle 2012, the first upper baffle 2011 and the second upper baffle 2012 are arranged on the same horizontal line, and a gap is arranged between the two sets of upper baffles 201.
The two sets of contacts 202 are a first contact 2021 and a second contact 2022, respectively, the first contact 2021 is disposed below the first upper baffle 2011, the first contact 2021 is disposed on the first upper baffle 2011 near one side of the second upper baffle 2012, the second contact 2022 is disposed below the second upper baffle 2012, and the second contact 2022 is disposed on the second upper baffle 2012 near one side of the first upper baffle 2011.
Two sets of lower baffles 204 are baffle 2042 under first baffle 2041 and the second respectively, and first baffle 2041 slope sets up in first last baffle 2011 below, and the upper end of first baffle 2041 is connected with the lower extreme of first last baffle 2011 down, and baffle 2042 slope sets up in baffle 2012 below on the second under the second, and the upper end of baffle 2042 is connected with the lower extreme of baffle 2012 on the second under the second.
The first upper baffle 2011, the second upper baffle 2012, the first lower baffle 2041 and the second lower baffle 2042 form an inverted triangle limiting frame, the liquid level floater 203 is arranged in the limiting frame, the lower end of the first lower baffle 2041 is obliquely arranged towards the liquid level floater 203, and the lower end of the second lower baffle 2042 is obliquely arranged towards the liquid level floater 203.
Leave the space between the lower extreme of baffle 2041 under first lower baffle 2041 and the second 2042, the size in space is not more than the cross section length of liquid level float 203, when liquid level float 203 is along with the liquid level height fluctuation in the vapour and liquid separator 1 in the spacing frame, liquid level float 203 can not fall out the spacing frame, when liquid level float 203 up-and-down, when contacting first contact 2021 and second contact 2022, drain valve 3 opens, vapour and liquid separator 1 begins to carry out the drainage, vapour and liquid separator 1 liquid level descends, liquid level float 203 and first contact 2021, the contact disconnection of second contact 2022, drain valve 3 closes, vapour and liquid separator 1 no longer drains water.
The first contact 2021 and the second contact 2022 are both made of metal, the surface of the liquid level float 203 is made of conductive material, the weight of the liquid level float 203 is light, when the liquid level float 203 contacts with the first contact 2021 and the second contact 2022, the first contact 2021 is communicated with the second contact 2022, the drain valve 3 is in an open state, and the gas-liquid separator 1 starts to drain water; when the liquid level float 203 is disconnected from the first contact 2021 and the second contact 2022, the first contact 2021 and the second contact 2022 are disconnected, the drain valve 3 is in a closed state, and the gas-liquid separator 1 disconnects the drain.
The liquid level float 203 is in a spherical shape, and when the liquid level in the gas-liquid separator 1 is low, the buoyancy force applied to the liquid level float 203 is small, so that the liquid level float 203 is positioned at the lower end of the liquid level float trigger device 2, namely below the inverted triangle limiting frame, the first contact 2021 and the second contact 2022 are not communicated, and the drain valve 3 is in a closed state; when the liquid level in the gas-liquid separator 1 is high, the liquid level float 203 gradually rises due to the buoyancy, and when the liquid level approaches the first contact 2021 and the second contact 2022, the liquid level float 203 contacts the first contact 2021 and the second contact 2022, the first contact 2021 is in communication with the second contact 2022, and the drain valve 3 is in an open state.
The utility model also provides a drainage method of fuel cell water knockout drum, including the fuel cell water knockout drum of any one of above-mentioned, including following step:
s1: the fuel cell engine is switched on, and the liquid level floater triggering device is monitored through the FCU;
s2: judging whether the first contact and the second contact are connected or not through a signal fed back to the FCU by the liquid level float trigger device;
s3: if the judgment result is yes, the drain valve is opened to drain, then the step returns to S2, and the drainage process is ended until the drainage is finished;
s4: if the judgment result is negative, the drainage valve is in a closed state, and the drainage process is finished.
Further, the connection of the liquid level float with the first contact and the second contact is realized through the liquid level in the gas-liquid separator. When the liquid level in the gas-liquid separator is not enough to support the liquid level floater to float to be in contact with the first contact and the second contact, the drain valve is not opened; when the liquid level in the gas-liquid separator is enough to support the liquid level floater to float to be contacted with the first contact and the second contact, the drainage is started, and the gas-liquid separator performs drainage.
The utility model discloses an improve the structure of liquid level float trigger device, save complicated setting, great saving the cost, simple structure does not need additionally to set up the sensor, has reduced the well weight of fuel cell system, has reduced the arrangement degree of difficulty and the arrangement cost of pencil; the implementation is convenient and fast.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A fuel cell water separator, characterized by: including vapour and liquid separator, liquid level float trigger device and drain valve, the drain valve with vapour and liquid separator connects, liquid level float trigger device is fixed to be set up on the vapour and liquid separator, vapour and liquid separator passes through opening of liquid level float trigger device control drain valve realizes the drainage of vapour and liquid separator.
2. A fuel cell water separator according to claim 1, wherein: the liquid level float triggering device comprises an upper baffle, a contact, a liquid level float and lower baffles, the lower baffles comprise two groups, the two groups of lower baffles are respectively a first lower baffle and a second lower baffle, the upper baffle, the first lower baffle and the second lower baffle form an inverted triangle limiting frame, the liquid level float is arranged in the limiting frame, and the contact is connected to the lower side of the upper baffle.
3. A fuel cell water separator according to claim 2, wherein: the upper baffle the contacts all include two sets, and two sets of the upper baffle is first upper baffle and second upper baffle respectively, first upper baffle with the baffle disconnection just sets up on same water flat line on the second, and two sets of the contacts are first contact and second contact respectively, first contact is connected first upper baffle below, the second contact is connected below the baffle on the second.
4. A fuel cell water separator according to claim 3, wherein: the first lower baffle and the second lower baffle are obliquely arranged, the upper end of the first lower baffle is connected with the lower end of the first upper baffle, the upper end of the second lower baffle is connected with the lower end of the second upper baffle, and the first upper baffle, the second upper baffle, the first lower baffle and the second lower baffle form an inverted triangle limiting frame.
5. The fuel cell water separator according to claim 4, wherein: the first lower baffle is connected with the first upper baffle in an inclined mode towards one side of the liquid level floater, the second lower baffle is connected with the second upper baffle in an inclined mode towards one side of the liquid level floater, and the distance between the lower end of the first lower baffle and the lower end of the second lower baffle is smaller than the length of the cross section of the liquid level floater.
6. The fuel cell water separator according to claim 5, wherein: the first contact is arranged on a first upper baffle close to one side of a second upper baffle, the second contact is arranged on a second upper baffle close to one side of the first upper baffle, and the opening of the drain valve is realized when the liquid level float is in contact with the first contact and the second contact.
7. A fuel cell water separator according to claim 2, wherein: the contact is a metal contact, and a layer of conductive material is plated on the surface of the liquid level float.
8. The fuel cell water separator of claim 2, wherein: the liquid level floater is in a shape of a sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220393968.5U CN217522060U (en) | 2022-02-25 | 2022-02-25 | Fuel cell water separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220393968.5U CN217522060U (en) | 2022-02-25 | 2022-02-25 | Fuel cell water separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217522060U true CN217522060U (en) | 2022-09-30 |
Family
ID=83369512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220393968.5U Active CN217522060U (en) | 2022-02-25 | 2022-02-25 | Fuel cell water separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217522060U (en) |
-
2022
- 2022-02-25 CN CN202220393968.5U patent/CN217522060U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206806471U (en) | A kind of aluminium air-fuel battery and electrolyte management system | |
| CN111682242B (en) | Gas-water separation device for hydrogen fuel cell engine | |
| CN113193212A (en) | Fuel cell anode drainage and impurity removal integrated device and control method thereof | |
| CN111569538A (en) | Water separator for vehicle and ship fuel cell engine | |
| CN217522060U (en) | Fuel cell water separator | |
| CN210104094U (en) | Novel water electrolysis polar plate | |
| CN203296968U (en) | Oxyhydrogen hybrid power plant | |
| CN107611309A (en) | A kind of special bottom support device of new energy car battery case | |
| CN116706138A (en) | Fuel cell water separator and water draining method thereof | |
| CN105789738A (en) | Zinc-air battery with equivalent three-electrode structure | |
| CN216624338U (en) | Negative pole current collecting disc structure of all-lug cylindrical battery and battery | |
| CN207925584U (en) | Tail gas drains recycling system and the fuel cell car including the system | |
| CN110212226B (en) | Portable spherical direct methanol fuel cell | |
| CN201717305U (en) | Electrode group structure of colloid sealed lead acid battery | |
| CN211160966U (en) | Para-aramid diaphragm washing device | |
| CN211295279U (en) | Portable spherical direct methanol fuel cell | |
| CN104457915A (en) | Liquid level monitoring device of infrared storage battery | |
| CN217641424U (en) | Gas-water separation device for fuel cell system | |
| CN203455056U (en) | Liquid level monitoring device of infrared storage battery | |
| CN202949005U (en) | Water distributor of automotive and marine proton exchange membrane fuel cell system | |
| JP2021163618A (en) | Lead-acid battery | |
| CN201397853Y (en) | Valve-control maintenance-free dry-charged lead-acid storage battery capable of being side laid to use | |
| CN220116697U (en) | Liquid outlet wave-blocking device for anode tank of foil producing machine | |
| CN100562440C (en) | The installation and design at big bus top, overhead type fuel cell engine city | |
| CN111969231B (en) | Sustainable working battery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230630 Address after: 075000 No.28 Zhanqian East Street, Qiaodong District, Zhangjiakou City, Hebei Province Patentee after: Yihuatong Power Technology Co.,Ltd. Address before: Room c701, 7th floor, block C, building B-6, Dongsheng science and Technology Park, Zhongguancun, 66 xixiaokou Road, Haidian District, Beijing 100089 Patentee before: BEIJING SINOHYTEC Co.,Ltd. |