CN211238398U - Hydrogen supply system of fuel cell - Google Patents
Hydrogen supply system of fuel cell Download PDFInfo
- Publication number
- CN211238398U CN211238398U CN202020190130.7U CN202020190130U CN211238398U CN 211238398 U CN211238398 U CN 211238398U CN 202020190130 U CN202020190130 U CN 202020190130U CN 211238398 U CN211238398 U CN 211238398U
- Authority
- CN
- China
- Prior art keywords
- filter
- fuel cell
- hydrogen
- hydrogen supply
- pipeline
- 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.)
- Expired - Fee Related
Links
- 239000001257 hydrogen Substances 0.000 title claims abstract description 61
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 61
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 239000000446 fuel Substances 0.000 title claims abstract description 39
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000001301 oxygen Substances 0.000 claims abstract description 50
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 50
- 239000007789 gas Substances 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 210000005056 cell body Anatomy 0.000 claims abstract description 19
- 210000004027 cell Anatomy 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims description 17
- 239000000835 fiber Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 7
- 230000002745 absorbent Effects 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 8
- 238000000746 purification Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
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 fuel cell hydrogen supply system, including the fuel cell body, one side of fuel cell body is installed and is supplied hydrogen pipeline and opposite side to install out the hydrogen pipeline, it has the storage to filter jar and junction and install check valve one to go out hydrogen pipeline end-to-end connection, the storage is filtered the right side that the jar is located the fuel cell body and is connected with the support frame between the two, the storage is filtered the jar and is included the jar body and install the filter at jar internal portion, the upper end of the jar body is connected with gas transmission branch pipe, gas transmission branch pipe end is connected with the hydrogen supply pipeline, and gas transmission branch pipe installs check valve two with the junction of the jar body, gas transmission branch pipe's middle part is connected with. The utility model discloses it has special storage filtration jar to embed at recovery system, can filter the purification processing to the oxygen of sneaking into in the hydrogen through inside filter to gas after purifying detects, does not reach the requirement when detecting purity and carries out the secondary purification processing.
Description
Technical Field
The utility model relates to a fuel cell technical field specifically is a fuel cell hydrogen supply system.
Background
A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electrical energy. The basic principle is the reverse reaction of electrolyzed water, hydrogen and oxygen are respectively supplied to an anode and a cathode, and after the hydrogen diffuses outwards through the anode and reacts with an electrolyte, electrons are emitted to the cathode through an external load. Hydrogen energy is also considered as a promising alternative to conventional energy sources, such as new fuels like fossil fuels, and a hydrogen supply system is an important component of a fuel cell.
However, the conventional hydrogen supply system for a fuel cell has the following problems in use: at the in-process of supplying hydrogen to fuel cell, the hydrogen that does not consume can be retrieved and recycled, however the in-process that hydrogen flows through in fuel cell can be mixed into oxygen unavoidably, and current system to hydrogen recovery lacks the mechanism of carrying out the filtration to gas, leads to the recovery gas impure to influence subsequent reuse. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fuel cell hydrogen supply system has solved the problem that proposes in the background art, satisfies the in-service use demand.
In order to achieve the above object, the utility model provides a following technical scheme: a fuel cell hydrogen supply system comprises a fuel cell body, wherein a hydrogen supply pipeline is installed on one side of the fuel cell body, a hydrogen outlet pipeline is installed on the other side of the fuel cell body, the end of the hydrogen outlet pipeline is connected with a storage filter tank, a one-way valve I is installed at the joint of the storage filter tank and the fuel cell body, the storage filter tank is positioned on the right side of the fuel cell body, a support frame is connected between the storage filter tank and the fuel cell body, the storage filter tank comprises a tank body and a filter installed inside the tank body, a gas transmission branch pipe is connected to the upper end of the tank body, the tail end of the gas transmission branch pipe is connected with the hydrogen supply pipeline, a one-way valve II is installed at the joint of the gas transmission branch pipe and the tank body, a backflow pipeline is connected to the middle of the gas transmission branch pipe, a pressure pump is installed on, the controller is connected with a valve, and the valve is installed on the return pipeline.
As a preferred embodiment of the utility model, the filter is three layer construction and has set gradually support column, oxygen uptake filter tube and fiber filter layer from inside to outside, the middle part of oxygen uptake filter tube is formed with the installation cavity, place in the support column in the installation cavity and the end is fixed in jar body bottom, fiber filter layer wraps up in the outside of oxygen uptake filter tube.
As a preferred embodiment of the utility model, a plurality of groups oxygen uptake chamber way have vertically been seted up on the oxygen uptake filter tube, the oxygen uptake chamber way is bilayer structure and inside and is formed with the packing chamber, the oxygen absorbent has been put to the packing intracavity, a plurality of groups inlet ports have evenly been seted up to the inner wall that the oxygen uptake chamber said.
As a preferred embodiment of the present invention, the fiber filter layer is made of a filter paper material and has a multi-layer structure, and the surface of the fiber filter layer has a corrugated structure.
As an optimized implementation manner of the utility model, all install the valve on hydrogen supply pipeline, the play hydrogen pipeline and the gas transmission branch pipe, the valve all is connected with the controller.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. this scheme improves fuel cell gas supply system's recovery system, and it has special storage filter tank to embed at recovery system, can filter the purification processing to the oxygen of sneaking into in the hydrogen through inside filter to gas after the purification detects, does not reach the requirement when detecting purity and carries out secondary purification processing, thereby improves recovery system and to the treatment effect of recovered gas.
2. On the one hand, the scheme simplifies the hydrogen recovery system, and on the other hand, the one-way valve and the valve switch which are designed in a matched mode can prevent the gas backflow in the gas conveying process.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a view showing the internal structure of the filter according to the present invention;
FIG. 3 is a structural diagram of the oxygen inhalation filter tube of the present invention;
fig. 4 is a structural diagram of the oxygen inhalation cavity of the utility model.
In the figure, 1-a fuel cell body, 2-a hydrogen supply pipeline, 3-a hydrogen outlet pipeline, 4-a storage filter tank, 5-a one-way valve I, 6-a support frame, 7-a tank body, 8-a filter, 9-a gas transmission branch pipe, 10-a one-way valve II, 11-a backflow pipeline, 12-a pressure pump, 13-an oxygen sensor, 14-a controller, 15-a valve, 16-a support column, 17-an oxygen absorption filter pipe, 18-a fiber filter layer, 19-an installation cavity, 20-an oxygen absorption cavity channel, 21-a filling cavity, 22-an oxygen absorbent and 23-an air inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a fuel cell hydrogen supply system comprises a fuel cell body 1, a hydrogen supply pipeline 2 is installed on one side of the fuel cell body 1, a hydrogen outlet pipeline 3 is installed on the other side of the fuel cell body 1, the tail end of the hydrogen outlet pipeline 3 is connected with a storage filtering tank 4, a one-way valve 5 is installed at the joint of the storage filtering tank 4 and the hydrogen supply pipeline, a supporting frame 6 is connected between the storage filtering tank 4 and the right side of the fuel cell body 1, the storage filtering tank 4 comprises a tank body 7 and a filter 8 installed inside the tank body 7, a gas transmission branch pipe 9 is connected to the upper end of the tank body 7, the tail end of the gas transmission branch pipe 9 is connected with the hydrogen supply pipeline 2, a one-way valve two 10 is installed at the joint of the gas transmission branch pipe 9 and the tank body 7, a return pipe 11 is connected to the middle part of the gas transmission branch pipe 9, a pressure pump 12 is installed on the return pipe 11, the controller 14 is connected to a valve 15, and the valve 15 is installed on the return pipe 11.
Further improved, as shown in fig. 2: the filter 8 is integrally of a columnar structure and is of a three-layer structure, a supporting column 16, an oxygen absorption filter pipe 17 and a fiber filtering layer 18 are sequentially arranged from inside to outside, an installation cavity 19 is formed in the middle of the oxygen absorption filter pipe 17, the supporting column 16 is arranged in the installation cavity 19 in a built-in mode, the tail end of the supporting column is fixed to the bottom of the tank body 7, the fiber filtering layer 18 wraps the outer side of the oxygen absorption filter pipe 17, and the recovered gas can be filtered and cleaned by the filter 8 arranged in the tank body 7.
Further improved, as shown in fig. 4: the oxygen absorption filter pipe 17 is longitudinally provided with a plurality of groups of oxygen absorption channels 20, the oxygen absorption channels 20 are of a double-layer structure, a filling cavity 21 is formed in the oxygen absorption channels 20, an oxygen absorbent 22 is arranged in the filling cavity 21, a plurality of groups of air inlet holes 23 are uniformly formed in the inner wall of each oxygen absorption channel 20, and when the recovered gas passes through the oxygen absorption channels 20, the oxygen in the gas can be filtered and absorbed through the oxygen absorbent 22 in the recovered gas, so that the purpose of purifying the hydrogen in the recovered gas is achieved.
Further improved, as shown in fig. 2: the fiber filter layer 18 is made of filter paper materials and is of a multilayer structure, the top of the fiber filter layer 18 is in a sealed state, the surface of the fiber filter layer 18 is of a corrugated structure, the design mode can be used for filtering gas containing impurities in the fuel cell body 1, and suspended matters in the gas are filtered through the filter paper.
Specifically, valves 15 are respectively installed on the hydrogen supply pipeline 2, the hydrogen outlet pipeline 3 and the gas transmission branch pipe 9, the valves 15 are respectively connected with the controller 14, and the controller 14 controls the opening and closing of the valves 15 so as to achieve the purpose of adjusting the gas flowing condition of each gas transmission pipeline.
When in use: the utility model discloses in the fuel cell body 1 need not flow to the storage filtration jar 4 through going out hydrogen pipeline 3 by the hydrogen mist that is used up, the mist that enters into jar body 7 filters the impurity in the mist through fiber filter layer 18, the gas after the filtration continues upwards to enter into oxygen uptake filter tube 17, and flow into oxygen uptake chamber way 20 in, the mist can filter the absorption processing to the oxygen in the gas through inside oxygen absorbent 22 in the process that oxygen uptake chamber way 20 flows through, thereby reach the purpose to the purification of the hydrogen in the recovery gas, the hydrogen after the purification enters into the top of filter 8, oxygen sensor 13 detects the oxygen concentration in the hydrogen, when reaching standard, hydrogen enters into hydrogen supply pipeline 2 along defeated gas branch pipe 9 and carries out the secondary use, when not reaching standard, controller 14 controls valve 15 of defeated gas branch pipe 9 to close and opens valve 15 and force (forcing) pump 12 on the return line 11, and (5) refluxing the gas into the tank body 7 for secondary filtration treatment until the standard is reached.
And (4) supplementary notes: the first check valve 5 and the second check valve 10 are respectively of QD6/6.6-D type, the booster pump 12 is of MPV02 type, the oxygen sensor 13 is of GYH25 type, the controller 14 is of DKC-Y110 type, and the valve 15 is of ZRLP electric regulating valve type.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A fuel cell hydrogen supply system comprising a fuel cell body (1), characterized in that: the hydrogen storage tank is characterized in that a hydrogen supply pipeline (2) is installed on one side of the fuel cell body (1), a hydrogen outlet pipeline (3) is installed on the other side of the hydrogen outlet pipeline (3), a storage filter tank (4) is connected to the end of the hydrogen outlet pipeline (3), a one-way valve (5) is installed at the joint of the storage filter tank (4), a support frame (6) is connected between the storage filter tank (4) and the right side of the fuel cell body (1), the storage filter tank (4) comprises a tank body (7) and a filter (8) installed inside the tank body (7), a gas transmission branch pipe (9) is connected to the upper end of the tank body (7), the end of the gas transmission branch pipe (9) is connected with the hydrogen supply pipeline (2), a two-way valve (10) is installed at the joint of the gas transmission branch pipe (9) and the tank body (7), a backflow pipeline (11) is connected to the middle of the gas transmission branch pipe (9), a pressure pump (12) is, an oxygen sensor (13) is further arranged right above the filter (8), the oxygen sensor (13) is connected with a controller (14), the controller (14) is connected with a valve (15), and the valve (15) is installed on the backflow pipeline (11).
2. A fuel cell hydrogen supply system according to claim 1, characterized in that: filter (8) are three layer construction and have set gradually support column (16), oxygen uptake filter tube (17) and fiber filter layer (18) from inside to outside, the middle part of oxygen uptake filter tube (17) is formed with installation cavity (19), place in installation cavity (19) in support column (16) and the end is fixed in jar body (7) bottom, fiber filter layer (18) wrap up in the outside of oxygen uptake filter tube (17).
3. A fuel cell hydrogen supply system according to claim 2, characterized in that: the oxygen absorption filter tube (17) is longitudinally provided with a plurality of groups of oxygen absorption channels (20), the oxygen absorption channels (20) are of a double-layer structure, a filling cavity (21) is formed inside the oxygen absorption channels, an oxygen absorbent (22) is arranged in the filling cavity (21), and a plurality of groups of air inlets (23) are uniformly formed in the inner wall of the oxygen absorption channels (20).
4. A fuel cell hydrogen supply system according to claim 2, characterized in that: the fiber filtering layer (18) is made of filter paper materials and is of a multilayer structure, and the surface of the fiber filtering layer (18) is of a corrugated structure.
5. A fuel cell hydrogen supply system according to claim 1, characterized in that: all install valve (15) on hydrogen supply pipeline (2), play hydrogen pipeline (3) and gas transmission branch pipe (9), valve (15) all are connected with controller (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190130.7U CN211238398U (en) | 2020-02-19 | 2020-02-19 | Hydrogen supply system of fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190130.7U CN211238398U (en) | 2020-02-19 | 2020-02-19 | Hydrogen supply system of fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211238398U true CN211238398U (en) | 2020-08-11 |
Family
ID=71941190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020190130.7U Expired - Fee Related CN211238398U (en) | 2020-02-19 | 2020-02-19 | Hydrogen supply system of fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211238398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571734A (en) * | 2021-06-29 | 2021-10-29 | 河南德力新能源汽车有限公司 | Vehicle fuel cell air supply device |
| CN114965905A (en) * | 2022-08-01 | 2022-08-30 | 华检(广东)新能源发展有限公司 | Gas detection equipment |
-
2020
- 2020-02-19 CN CN202020190130.7U patent/CN211238398U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571734A (en) * | 2021-06-29 | 2021-10-29 | 河南德力新能源汽车有限公司 | Vehicle fuel cell air supply device |
| CN113571734B (en) * | 2021-06-29 | 2024-02-23 | 德力新能源汽车有限公司 | Fuel cell air supply device for vehicle |
| CN114965905A (en) * | 2022-08-01 | 2022-08-30 | 华检(广东)新能源发展有限公司 | Gas detection equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |