CN113299943A - High-efficiency reaction battery - Google Patents
High-efficiency reaction battery Download PDFInfo
- Publication number
- CN113299943A CN113299943A CN202110503371.1A CN202110503371A CN113299943A CN 113299943 A CN113299943 A CN 113299943A CN 202110503371 A CN202110503371 A CN 202110503371A CN 113299943 A CN113299943 A CN 113299943A
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- Prior art keywords
- air
- fuel
- channel
- passage
- electrode
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- 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.)
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Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 31
- 239000000446 fuel Substances 0.000 claims abstract description 108
- 239000003792 electrolyte Substances 0.000 claims abstract description 17
- 239000010416 ion conductor Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000002737 fuel gas Substances 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 5
- 108091006146 Channels Proteins 0.000 description 101
- 230000006872 improvement Effects 0.000 description 12
- 238000004891 communication Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
本发明公开一种高效反应电池，包括通入燃料的燃料通道、通往空气的空气通道和用于形成离子导电体的电解质板，所述燃料通道与空气通道分别设于电解质板的两侧，所述燃料通道与电解质板之间设有燃料极，所述空气通道与电解质板之间设有空气极，所述燃料极作为阳极、空气极作为阴极对外连设备进行供电，所述燃料通道包括燃料进气口和燃料出气口，所述燃料进气口设于燃料出气口的上方，所述燃料通道沿着燃料极的表面呈波形设置，所述空气通道包括空气进气口和空气出气口，所述空气进气口设有空气出气口的上方，所述空气通道沿着空气极的表面呈波形设置。本发明提供一种提高电池中电化学效率的一种高效反应电池。
The invention discloses a high-efficiency reaction cell, comprising a fuel channel leading to fuel, an air channel leading to air, and an electrolyte plate for forming an ion conductor, wherein the fuel channel and the air channel are respectively arranged on both sides of the electrolyte plate, A fuel electrode is arranged between the fuel channel and the electrolyte plate, and an air electrode is arranged between the air channel and the electrolyte plate. The fuel electrode acts as an anode and the air electrode acts as a cathode to supply power to external devices. The fuel channel includes A fuel inlet and a fuel outlet, the fuel inlet is arranged above the fuel outlet, the fuel passage is arranged in a waveform along the surface of the fuel electrode, and the air passage includes an air inlet and an air outlet , the air inlet is provided above the air outlet, and the air channel is arranged in a waveform along the surface of the air electrode. The present invention provides a high-efficiency reaction battery for improving electrochemical efficiency in the battery.
Description
Technical Field
The invention relates to the field of new energy, in particular to a high-efficiency reaction battery.
Background
A battery is a power generation device that converts chemical energy present in a reducing agent and an oxidizing agent directly into electrical energy.
In daily life, batteries are widely used, including lithium batteries, dry batteries, solar batteries, fuel cells, and the like. However, these batteries have a problem of low electrochemical efficiency, i.e., low conversion of chemical energy into electrical energy.
Some of the cells have electrochemical efficiency of only 40-70%, which causes great waste, and the corresponding cells have high space for improving the electrochemical efficiency.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a high efficiency reaction cell for improving electrochemical efficiency in the cell.
The technical scheme adopted by the invention for solving the problems is as follows: a high-efficiency reaction battery comprises a fuel channel for introducing fuel, an air channel leading to air and an electrolyte plate for forming an ionic conductor, wherein the fuel channel and the air channel are respectively arranged at two sides of the electrolyte plate, a fuel electrode is arranged between the fuel channel and the electrolyte plate, an air electrode is arranged between the air channel and the electrolyte plate, the fuel electrode is used as an anode, and the air electrode is used as a cathode to supply power to external equipment, the fuel channel comprises a fuel air inlet and a fuel air outlet, the fuel air inlet is arranged above the fuel air outlet, the fuel channel is arranged along the surface of the fuel electrode in a wave shape, the air channel comprises an air inlet and an air outlet, the air inlet is arranged above the air outlet, and the air channel is arranged along the surface of the air electrode in a wave shape.
Compared with the prior art, the invention has the advantages that: the length of the fuel channel and the length of the air channel are increased to increase the reaction time of fuel and the reaction time of air, so that the electrochemical efficiency of fuel gas is improved, the fuel air inlet is arranged above the fuel air outlet, the air inlet is arranged above the air outlet, the high speed of the fuel gas and the air in the process of moving from bottom to top can be avoided, the flow rate of the gas is easy to control, and the reaction rate of the gas is controlled and the electrochemical efficiency of the fuel gas is improved.
As an improvement of the invention, the wave crest of the fuel channel and the wave trough of the fuel channel are respectively arranged at the left side and the right side of the fuel channel, and the wave crest of the fuel channel and the wave trough of the fuel channel are arranged in an arc shape.
As a further improvement of the present invention, an air return channel is further disposed between the fuel air outlet and the fuel air inlet, an air pump is disposed at a joint of the air return channel and the fuel air inlet, the air pump is used for conveying fuel in the air return channel into the fuel channel, and by the improvement, a secondary reaction is performed on unreacted fuel, thereby improving the electrochemical efficiency of the fuel.
As a further improvement of the present invention, a pneumatic check valve for preventing fuel backflow is further provided at the fuel gas outlet, and the check valve is provided downstream of the junction of the air return channel and the fuel channel, so that air is prevented from being recirculated into the air return channel, thereby reducing the concentration of fuel and affecting the overall electrochemical efficiency.
The wave crests of the air channel and the wave troughs of the air channel are respectively arranged at the upper side and the lower side of the air channel, and the wave crests of the air channel are arranged in an arc shape.
As a further improvement of the present invention, the channel wall of the air channel is inclined, the air channel at the lower end is wider than the air channel at the upper end, and by the improvement, water is generated by the reaction between the air electrode and the air, and the water can flow downwards more quickly by design, so that the condition of wall hanging is not easy to occur.
As a further improvement of the invention, the trough of the air channel is provided with a hydraulic one-way valve, and the trough of the air channel is also provided with water.
As a further improvement of the present invention, a partition plate is arranged at the connection position of the wave trough of the air channel and the air electrode, the height of the partition plate is greater than the depth of water in the wave trough of the air channel, and by the improvement, soaking contact between the water and the air electrode is avoided, so that the service life of the air electrode is prolonged.
As a further improvement of the invention, a buffer groove is further arranged below the air channel, water is arranged in the buffer groove, a gap is arranged between the water in the buffer groove and the air channel, and the total volume of the water in the buffer groove and the water in the air channel is larger than the volume of the buffer groove.
As a further improvement of the invention, the bottom of the buffer tank is provided with a hydraulic one-way valve, and an outlet of the hydraulic one-way valve at the bottom of the buffer tank is connected with the air outlet, so that the collection of unreacted air and water of a reaction product is facilitated through the improvement.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the fuel channel configuration of the present invention.
Fig. 3 is a schematic view of the air channel structure of the present invention.
FIG. 4 is an enlarged view of the structure of the portion I in FIG. 3 according to the present invention.
Shown in the figure: 1. 1.1 of a fuel channel, 1.2 of a fuel inlet, 1.2 of a fuel outlet, 1.3 of an air pressure one-way valve, 2 of an air channel, 2.1 of an air inlet, 2.2 of an air outlet, 2.3 of a hydraulic one-way valve, 2.4 of a clapboard, 2.5 of a buffer groove, 3 of an electrolyte plate, 4 of a fuel pole, 5 of an air pole, 6 of a return air channel, 6.1 of an air pump, 7 of water, 8 of a communication hole.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1-3, a high efficiency reaction cell comprises a fuel channel 1 for introducing fuel, an air channel 2 for leading air, and an electrolyte plate 3 for forming ion conductor, wherein the fuel channel 1 and the air channel 2 are respectively arranged at two sides of the electrolyte plate 3, a fuel electrode 4 is arranged between the fuel channel 1 and the electrolyte plate 3, an air electrode 5 is arranged between the air channel 2 and the electrolyte plate 3, the fuel electrode 4 is used as an anode, and the air electrode 5 is used as a cathode for supplying power to external equipment, the fuel channel 1 comprises a fuel inlet 1.1 and a fuel outlet 1.2, the fuel inlet 1.1 is arranged above the fuel outlet 1.2, the fuel channel 1 is arranged along the surface of the fuel electrode 4 in a wave shape, the air channel 2 comprises an air inlet 2.1 and an air outlet 2.2, the air inlet 2.1 is arranged above the air outlet 2.2, the air passages 2 are arranged in a wave shape along the surface of the air electrode 5.
As shown in fig. 2, the wave crest of the fuel channel 1 and the wave trough of the fuel channel 1 are respectively disposed at the left and right sides of the fuel channel 1, the wave crest of the fuel channel 1 and the wave trough of the fuel channel 1 are arranged in an arc shape, an air return channel 6 is further disposed between the fuel air outlet 1.2 and the fuel air inlet 1.1, an air pump 6.1 is disposed at a connection position of the air return channel 6 and the fuel air inlet 1.1, the air pump 6.1 is used for conveying fuel in the air return channel 6 into the fuel channel 1, an air pressure check valve 1.3 for preventing backflow of the fuel is further disposed at the fuel air outlet 1.2, and the air pressure check valve 1.3 is disposed at a downstream of a connection position of the air return channel 6 and the fuel channel 1.
As shown in fig. 3, the wave crest of the air channel 2 and the wave trough of the air channel 2 are respectively arranged at the upper side and the lower side of the air channel 2, the wave crest of the air channel 2 is arc-shaped, the channel wall of the air channel 2 is inclined, the air channel 2 arranged at the lower end is wider than the air channel 2 arranged at the upper end, each wave trough of the air channel 2 is provided with a hydraulic one-way valve 2.3, the wave trough of the air channel 2 is also provided with water 7, when the air flows upwards, the air pressure is stably regulated by the design of the upper part of the air channel 2 being narrow and the lower part thereof being wide, when the air flows downwards, the air pressure is regulated by the water 7 at the wave trough and the hydraulic one-way valve 2.3, the joint of the wave trough of the air channel 2 and the air pole 5 is provided with a partition plate 2.4, the height of the partition plate 2.4 is greater than the depth of the water 7 in the wave trough of the air channel 2, the air channel 2 is also provided with a buffer groove 2.5 below the air channel 2, be equipped with water 7 in the dashpot 2.5, be equipped with the clearance between water 7 in the dashpot 2.5 and the air duct 2, the total volume of water 7 in the dashpot 2.5 and the air duct 2 is greater than the volume of dashpot 2.5, the bottom of dashpot 2.5 is equipped with hydraulic check valve 2.3, the export of the hydraulic check valve 2.3 of the bottom of dashpot 2.5 links to each other with air outlet 2.2.
When the oxygen in the air channel 2 reacts, water 7 is formed and gathers at the wave trough of the air channel 2, so that the hydraulic pressure at the wave trough of the air channel 2 is increased, the water 7 at the wave trough of the air channel 2 flows to the buffer tank 2.5 from the wave trough, and then the hydraulic pressure in the buffer tank 2.5 is increased, so that the water 7 in the buffer tank 2.5 flows to the air outlet 2.2 from the buffer tank 2.5 and is discharged from the air outlet 2.2.
As shown in fig. 4, the communication holes 8 are arranged between the wave troughs of the air channel 2, the water 7 covers the communication holes 8, so that the circulation of air in the air channel 2 is not influenced, when the hydraulic one-way valves 2.3 at the wave troughs of the air channel 2 leak, the water 7 at the wave troughs of the air channel 2 flows to the buffer tank 2.5, the water 7 in the air channel 2 keeps the same water 7 level through the action of the communication holes 8, after the water 7 is fully stored in the buffer tank 2.5, the water 7 is still stored in the wave troughs of the air channel 2, so that the air circulation is ensured, the normal operation of the high-efficiency reaction battery is ensured by adjusting the hydraulic one-way valves 2.3 at the connection parts of the buffer tank 2.5 and the air outlets 2.2, and the condition that the high-efficiency reaction battery cannot work directly due to the damage of the hydraulic one-way valves 2.3 at the wave troughs of the air channel 2 is avoided; when the hydraulic one-way valve 2.3 at the wave trough of the air channel 2 is blocked, the water 7 in the air channel 2 keeps the same water 7 level through the function of the communication hole 8, and the normal use of the high-efficiency reaction battery is not influenced. If the hydraulic check valve 2.3 of buffer slot 2.5 and air outlet 2.2 junction appears leaking, can not influence the normal operation of high-efficient reaction battery, if the hydraulic check valve 2.3 of buffer slot 2.5 and air outlet 2.2 junction appears blockking up, only need change can, its change process is compared in the hydraulic check valve 2.3 of the trough department of changing air channel 2 convenient very much.
In the working process of the high-efficiency reaction cell, the reaction rate of the fuel and the fuel pole 4 depends on the contact time and the contact area of the fuel and the fuel pole 4 and the concentration of the reactive ions reacting with the fuel, the contact time of the fuel and the fuel pole 4 can be greatly increased through the design of the fuel channel 1, and the reaction speed of the air and the air pole 5 can be greatly increased through the design of the air channel 2, so that the concentration of the reactive ions reacting with the fuel is improved, and the electrochemical efficiency of the fuel is further improved.
The technical scheme can be further improved as follows:
1. the slope of the channel wall in the air channel 2 gradually increases from the air inlet 2.1 to the air outlet 2.2, because during the reaction process, the input oxygen will generate water 7 during the reaction process, so that the oxygen concentration in the air channel 2 at the rear section decreases, the yield of the water 7 decreases, and in order to make the water 7 on the channel wall rapidly decrease to the trough, the slope of the channel wall can be increased.
2. The channel pipe diameter on the same horizontal plane in air duct 2 reduces to air outlet 2.2 direction slope from air inlet 2.1 gradually, because at the reaction process, the oxygen of input can produce water 7 in the middle of the reaction process for atmospheric pressure among the air duct 2 descends, and through reducing the channel pipe diameter, can effectually stabilize the effect of atmospheric pressure, avoids appearing that atmospheric pressure is undulant big, the unstable phenomenon of generating efficiency.
The fuel is hydrogen.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the invention as defined by the independent claims are intended to be embraced therein.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503371.1A CN113299943B (en) | 2021-05-10 | 2021-05-10 | A high-efficiency reaction battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503371.1A CN113299943B (en) | 2021-05-10 | 2021-05-10 | A high-efficiency reaction battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113299943A true CN113299943A (en) | 2021-08-24 |
| CN113299943B CN113299943B (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110503371.1A Expired - Fee Related CN113299943B (en) | 2021-05-10 | 2021-05-10 | A high-efficiency reaction battery |
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| Country | Link |
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| CN (1) | CN113299943B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006210266A (en) * | 2005-01-31 | 2006-08-10 | Fdk Corp | Fuel cell |
| CN1862859A (en) * | 2006-06-13 | 2006-11-15 | 南京大学 | Bipolar plate runner of fuel cell |
| CN101604758A (en) * | 2009-06-19 | 2009-12-16 | 武汉银泰科技燃料电池有限公司 | Anode of fuel cell exhaust treatment system and processing method |
| CN106887596A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of fuel battery double plates for being conducive to draining |
| US20180342744A1 (en) * | 2017-05-26 | 2018-11-29 | Hyundai Motor Company | Fuel cell stack |
| CN208608303U (en) * | 2018-08-22 | 2019-03-15 | 浙江衡远新能源科技有限公司 | A kind of battery pole plates |
| CN110380077A (en) * | 2019-07-26 | 2019-10-25 | 苏州弗尔赛能源科技股份有限公司 | A kind of combined type runner fuel battery double plates |
| CN112002926A (en) * | 2020-08-28 | 2020-11-27 | 西京学院 | Fuel cell range extender gas supply system and control method |
-
2021
- 2021-05-10 CN CN202110503371.1A patent/CN113299943B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006210266A (en) * | 2005-01-31 | 2006-08-10 | Fdk Corp | Fuel cell |
| CN1862859A (en) * | 2006-06-13 | 2006-11-15 | 南京大学 | Bipolar plate runner of fuel cell |
| CN101604758A (en) * | 2009-06-19 | 2009-12-16 | 武汉银泰科技燃料电池有限公司 | Anode of fuel cell exhaust treatment system and processing method |
| CN106887596A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of fuel battery double plates for being conducive to draining |
| US20180342744A1 (en) * | 2017-05-26 | 2018-11-29 | Hyundai Motor Company | Fuel cell stack |
| CN208608303U (en) * | 2018-08-22 | 2019-03-15 | 浙江衡远新能源科技有限公司 | A kind of battery pole plates |
| CN110380077A (en) * | 2019-07-26 | 2019-10-25 | 苏州弗尔赛能源科技股份有限公司 | A kind of combined type runner fuel battery double plates |
| CN112002926A (en) * | 2020-08-28 | 2020-11-27 | 西京学院 | Fuel cell range extender gas supply system and control method |
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| Publication number | Publication date |
|---|---|
| CN113299943B (en) | 2022-07-12 |
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Granted publication date: 20220712 |