CN210092231U - Electrolyte guiding device for all-vanadium redox flow battery - Google Patents
Electrolyte guiding device for all-vanadium redox flow battery Download PDFInfo
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- CN210092231U CN210092231U CN201920624858.3U CN201920624858U CN210092231U CN 210092231 U CN210092231 U CN 210092231U CN 201920624858 U CN201920624858 U CN 201920624858U CN 210092231 U CN210092231 U CN 210092231U
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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
Abstract
The utility model discloses an electrolyte guiding device for a full vanadium redox flow battery in the technical field of vanadium redox flow batteries, which comprises a liquid flow frame and a liquid storage tank, wherein a flow partition plate is arranged in the middle of the inner wall at the right side of the liquid flow frame, an S-shaped flow passage is formed between the inner partition plate and an outer partition plate, one side of the inner partition plate close to the outer partition plate is uniformly provided with first pin fins, one side of the outer partition plate close to the inner partition plate is uniformly provided with second pin fins, a stirring device is arranged on the liquid storage tank, the bottom of the outer wall at the left side of the liquid storage tank is provided with a pump body, an S-shaped flow passage is formed between the inner partition plate and the outer partition plate in the device, the flowing of electrolyte is facilitated, the flowing dead zone is avoided, the first pin fins and the second pin fins which are alternately arranged form a serpentine passage in the S-shaped flow passage again, the, the working efficiency of the battery is improved, and the service life of the battery is prolonged.
Description
Technical Field
The utility model relates to a vanadium redox flow battery technical field specifically is an electrolyte guiding device for full vanadium redox flow battery.
Background
The electrolyte guiding device has the advantages that the electrolyte storage tank and the electric pile are connected, so that the electrolyte can circularly flow between the electrolyte storage tank and the electric pile, the internal flow channel of the existing electrolyte guiding device is mostly provided with a straight flow channel, but the flow channel easily causes the dispersion of the electrolyte to be uneven, the flow dead zone occurs, and the working efficiency of the battery is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electrolyte guiding device for full vanadium redox flow battery to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an electrolyte flow guiding device for an all-vanadium redox flow battery comprises a liquid flow frame and a liquid storage tank, wherein a flow partition plate is arranged in the middle of the inner wall of the right side of the liquid flow frame, inner partition plates are uniformly arranged on the upper side wall and the lower side wall of the flow partition plate, outer partition plates are uniformly arranged on the upper side wall and the lower side wall of the inner cavity of the liquid flow frame, an S-shaped flow channel is formed between the inner partition plate and the outer partition plate, a common flow channel is formed between the leftmost inner partition plate and the left side wall of the liquid flow frame, first pin fins are uniformly arranged on one side, close to the outer partition plate, of the inner partition plate, second pin fins are uniformly arranged on one side, close to the inner partition plate, a stirring device is arranged on the liquid storage tank, a pump body is arranged at the bottom of the outer wall of the left side of the liquid storage tank, the other end that the upside divides the liquid pipe is connected with the top of the right side wall of liquid flow frame, and the other end that the downside divides the liquid pipe is connected with the bottom of the right side wall of liquid flow frame, and the centre of liquid flow frame left side wall is provided with the drain pipe, and the other end of drain pipe runs through the top of liquid storage pot left side wall, and the other end and the agitating unit of drain pipe are connected.
Preferably, agitating unit includes the motor, and the end lateral wall of motor is connected with the top of liquid storage pot, and the bottom activity of motor output runs through the top lateral wall of liquid storage pot, and the bottom of motor output is provided with rotary joint, and rotary joint's left side wall is connected with the drain pipe, and rotary joint's bottom is provided with the puddler, and the lateral wall of puddler evenly is provided with the stirring leaf, and the upper and lower both sides wall of stirring leaf has evenly seted up out the liquid hole, and the puddler communicates with the inner chamber of stirring leaf each other.
Preferably, the first pin fins and the second pin fins are sequentially linearly arranged from top to bottom, two adjacent groups of the first pin fins and the second pin fins are sequentially and alternately arranged, the first pin fins and the second pin fins are obliquely arranged, and the oblique directions of the ends, close to each other, of the two adjacent groups of the first pin fins and the second pin fins are the same.
Preferably, rotary joint includes the casing, and the left side wall and the drain pipe of casing are connected, and the top of casing is connected with the top of liquid storage pot inner chamber wall, and the inner chamber activity of casing is pegged graft and is had the cavity bull stick, and the feed liquor hole has evenly been seted up to the lateral wall of cavity bull stick, and the bottom and the puddler of cavity bull stick are connected, and the top of cavity bull stick is connected with the output of motor.
Preferably, the first pin fin and the second pin fin are uniformly provided with through holes, and the through holes on the first pin fin and the second pin fin are arranged in a staggered manner.
Preferably, the stirring blade comprises three groups of swirl blades, and the three groups of swirl blades are distributed in an annular array.
Compared with the prior art, the beneficial effects of the utility model are that:
1. an S-shaped flow channel is formed between an inner partition plate and an outer partition plate of the device, so that the flowing of electrolyte is facilitated, the flowing dead zone is avoided, the first pin fins and the second pin fins which are alternately arranged form a snake-shaped channel in the S-shaped flow channel again, the flowing distance of the electrolyte in a liquid flow frame is further prolonged, the uniform distribution of the electrolyte on the surface of an electrode is improved, the working efficiency of a battery is improved, and the service life of the battery is prolonged;
2. the flow isolating plate divides the inner cavity of the liquid flow frame into two smaller cavities, the flowing distance of the electrolyte is reduced, and therefore the flowing resistance of the electrolyte is reduced, and the first pin fin and the second pin fin which are obliquely arranged further reduce the flowing resistance of the electrolyte;
3. the electrolyte of backward flow is from the play liquid hole blowout on the stirring leaf, makes the more even of the electrolyte dispersion of backward flow, drives the stirring leaf through moving the puddler and rotates, makes the electrolyte that is located the bottom upwards roll, makes the more even of both sides electrolyte mixture about making electrolyte density more even, improves the availability factor of electrolyte.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a liquid flow frame 1, a flow partition plate 2, an inner partition plate 3, an outer partition plate 4, a first pin fin 5, a second pin fin 6, an S-shaped flow channel 7, a common flow channel 8, a liquid outlet pipe 9, a liquid distribution pipe 10, a three-way joint 11, a liquid inlet pipe 12, a pump body 13, a liquid storage tank 14, a stirring device 15, a rotary joint 151, a stirring rod 152, a liquid outlet hole 153, a stirring blade 154 and a motor 155.
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, the present invention provides a technical solution: an electrolyte flow guiding device for an all-vanadium flow battery comprises a flow frame 1 and a liquid storage tank 14, wherein a flow partition plate 2 is arranged in the middle of the inner wall of the right side of the flow frame 1, the flow partition plate 2 divides an inner cavity of the flow frame 1 into two smaller cavities, the flowing distance of electrolyte is reduced, and the flowing resistance of the electrolyte is reduced, inner partition plates 3 are uniformly arranged on the upper side wall and the lower side wall of the inner cavity of the flow frame 2, outer partition plates 4 are uniformly arranged on the upper side and the lower side of the inner cavity wall of the flow frame 1, an S-shaped flow channel 7 is formed between the inner partition plates 3 and the outer partition plates 4, the flowing distance of the electrolyte in the flow frame 1 is prolonged, the uniform distribution of the electrolyte on the surface of an electrode is improved, a common flow channel 8 is formed between the leftmost partition plate 3 and the left side wall of the flow frame 1, first pin fins 5 are uniformly arranged on one side, close to the outer, be provided with agitating unit 15 on the liquid storage pot 14, the bottom of liquid storage pot 14 left side outer wall is provided with pump body 13, and the right side wall of pump body 13 passes through the pipe connection with the inner chamber of liquid storage pot 14, the left side wall of pump body 13 is provided with feed liquor pipe 12, the left side wall of feed liquor pipe 12 is provided with three way connection 11, three way connection 11's upper and lower both ends all are provided with branch liquid pipe 10, the other end that the upside divides liquid pipe 10 is connected with the top of the right side wall of liquid stream frame 1, the other end that the downside divides liquid pipe 10 is connected with the bottom of the right side wall of liquid stream frame 1, the centre of liquid stream frame 1 left side wall is provided with drain pipe 9, and the other end of drain pipe 9 runs through the top of liquid storage pot 14 left side wall, and the other end and agitating.
Wherein, the stirring device 15 comprises a motor 155, the bottom side wall of the motor 155 is connected with the top end of the liquid storage tank 14, the bottom end of the output end of the motor 155 movably penetrates through the top side wall of the liquid storage tank 14, the bottom end of the output end of the motor 155 is provided with a rotary joint 151, the left side wall of the rotary joint 151 is connected with a liquid outlet pipe 9, the bottom end of the rotary joint 151 is provided with a stirring rod 152, the outer side wall of the stirring rod 152 is uniformly provided with stirring blades 154, the upper and lower side walls of the stirring blades 154 are uniformly provided with liquid outlet holes 153, the stirring rod 152 is communicated with the inner cavity of the stirring blades 154, the reflowing electrolyte flows into the inner cavity of the rotary joint 151 through the liquid outlet pipe 9, then enters the inner cavities of the stirring rod 152 and the stirring blades 154 and is sprayed out through the liquid outlet holes 153, the reflowing electrolyte is more uniformly dispersed, the motor, the electrolyte is mixed more uniformly;
the first pin fins 5 and the second pin fins 6 are sequentially and linearly arranged from top to bottom, two adjacent groups of the first pin fins 5 and the second pin fins 6 are sequentially and alternately arranged, the first pin fins 5 and the second pin fins 6 which are alternately arranged form a snake-shaped channel in the S-shaped flow channel 7 again, the flowing distance of electrolyte in the flow frame is further prolonged, the uniform distribution of the electrolyte on the surface of the electrode is improved, the first pin fins 5 and the second pin fins 6 are obliquely arranged, and the oblique directions of the ends, close to each other, of the two adjacent groups of the first pin fins 5 and the second pin fins 6 are the same, so that the oblique directions are the same as the flowing direction of the electrolyte, and the flowing resistance of the electrolyte is reduced;
the rotary joint 151 comprises a shell, the left side wall of the shell is connected with the liquid outlet pipe 9, the top end of the shell is connected with the top of the inner cavity wall of the liquid storage tank 14, a hollow rotating rod is movably inserted into the inner cavity of the shell, liquid inlet holes are uniformly formed in the outer side wall of the hollow rotating rod and are positioned in the inner cavity of the shell, the bottom end of the hollow rotating rod is connected with the stirring rod 152, the top end of the hollow rotating rod is connected with the output end of the motor 155, backflow electrolyte flows into the inner cavity of the hollow rotating rod through the liquid inlet holes, the hollow rotating rod can rotate in the inner cavity of the shell, and the situation that the hollow rotating rod drives the shell to rotate to cause the liquid outlet pipe 9 to be wound on the outer wall of the;
through holes are uniformly formed in the first pin fin 5 and the second pin fin 6, the through holes in the first pin fin 5 and the second pin fin 6 are arranged in a staggered mode, the through holes further facilitate the flowing of electrolyte, and the resistance of the electrolyte when flowing is reduced;
stirring leaf 154 includes three sets of whirl blades, and three sets of whirl blades are ring array and distribute, and when puddler 152 drove stirring leaf 154 and rotates, can make the electrolyte that is located the bottom upwards roll, makes the more even of electrolyte mixture, and the electrolyte density of both sides is more even about making.
The working principle is as follows: the device sends electrolyte in an inner cavity of a liquid storage tank 14 into an inner cavity of a liquid inlet pipe 12 through a pump body 13, then the electrolyte enters the upper side and the lower side of an inner cavity of a liquid flow frame 1 after being divided by two groups of liquid pipes 10 and enters an S-shaped flow channel 7, a first pin fin 5 and a second pin fin 6 which are alternately arranged form a snake-shaped channel in the S-shaped flow channel 7 again, the flowing distance of the electrolyte in the liquid flow frame 1 is further prolonged, the uniform distribution of the electrolyte on the surface of an electrode is improved, then the flowing electrolyte is collected in a common flow channel 8 and flows into an inner cavity of a shell through a liquid outlet pipe 9, the reflowing electrolyte flows into an inner cavity of a hollow rotating rod through a liquid inlet hole, then the electrolyte enters inner cavities of a stirring rod 152 and a stirring blade 154 and is sprayed out through a liquid outlet hole 153, so that the reflowing electrolyte is dispersed more uniformly, a motor 155 drives the stirring, the stirring rod 152 drives the stirring blade 154 to rotate, so that the electrolyte at the bottom rolls upwards, the electrolyte is mixed more uniformly, and the electrolyte density at the upper side and the lower side is more uniform.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an all vanadium redox flow battery uses electrolyte guiding device, includes liquid flow frame (1) and liquid storage pot (14), its characterized in that: the middle of the inner wall of the right side of the liquid flow frame (1) is provided with a flow partition plate (2), the upper side wall and the lower side wall of the flow partition plate (2) are uniformly provided with inner partition plates (3), the upper side wall and the lower side wall of the inner cavity wall of the liquid flow frame (1) are uniformly provided with outer partition plates (4), an S-shaped flow channel (7) is formed between each inner partition plate (3) and each outer partition plate (4), a common flow channel (8) is formed between the left-most inner partition plate (3) and the left side wall of the liquid flow frame (1), one side of each inner partition plate (3), which is close to each outer partition plate (4), is uniformly provided with first pin fins (5), one side of each outer partition plate (4), which is close to each inner partition plate (3), is uniformly provided with second pin fins (6), the liquid storage tank (14) is provided with a stirring device (15), the bottom of the outer wall of the left side of the, the left side wall of the pump body (13) is provided with feed liquor pipe (12), the left side wall of feed liquor pipe (12) is provided with three way connection (11), the upper and lower both ends of three way connection (11) all are provided with branch liquid pipe (10), the upside the other end of branch liquid pipe (10) is connected with the top of the right side wall of liquid stream frame (1), the downside the other end of branch liquid pipe (10) is connected with the bottom of the right side wall of liquid stream frame (1), the centre of liquid stream frame (1) left side wall is provided with drain pipe (9), and the other end of drain pipe (9) runs through the top of liquid storage pot (14) left side wall, and the other end of drain pipe (9) is connected with agitating unit (15).
2. The electrolyte guiding device for the all-vanadium redox flow battery as claimed in claim 1, wherein: agitating unit (15) includes motor (155), the bottom side wall of motor (155) is connected with the top of liquid storage pot (14), the bottom activity of motor (155) output runs through the top lateral wall of liquid storage pot (14), and the bottom of motor (155) output is provided with rotary joint (151), and the left side wall of rotary joint (151) is connected with drain pipe (9), the bottom of rotary joint (151) is provided with puddler (152), and the lateral wall of puddler (152) evenly is provided with stirring leaf (154), and liquid outlet (153) have evenly been seted up to the upper and lower both sides wall of stirring leaf (154), puddler (152) and the inner chamber of stirring leaf (154) communicate each other.
3. The electrolyte guiding device for the all-vanadium redox flow battery as claimed in claim 1, wherein: the first pin fins (5) and the second pin fins (6) are sequentially linearly arranged from top to bottom, two adjacent groups of the first pin fins (5) and the second pin fins (6) are sequentially and alternately arranged, the first pin fins (5) and the second pin fins (6) are obliquely arranged, and the oblique directions of the ends, close to each other, of the two adjacent groups of the first pin fins (5) and the second pin fins (6) are the same.
4. The electrolyte guiding device for the all-vanadium redox flow battery as claimed in claim 2, wherein: rotary joint (151) include the casing, and the left side wall and drain pipe (9) of casing are connected, and the top of casing is connected with the top of liquid storage pot (14) inner chamber wall, and the inner chamber activity of casing is pegged graft and is had the cavity bull stick, and the lateral wall of cavity bull stick has evenly seted up the feed liquor hole, and the bottom and puddler (152) of cavity bull stick are connected, and the top of cavity bull stick is connected with the output of motor (155).
5. The electrolyte guiding device for the all-vanadium redox flow battery as claimed in claim 1, wherein: through holes are uniformly formed in the first pin fin (5) and the second pin fin (6), and the through holes in the first pin fin (5) and the second pin fin (6) are arranged in a staggered mode.
6. The electrolyte guiding device for the all-vanadium redox flow battery as claimed in claim 2, wherein: the stirring blades (154) comprise three groups of rotational flow blades which are distributed in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624858.3U CN210092231U (en) | 2019-05-05 | 2019-05-05 | Electrolyte guiding device for all-vanadium redox flow battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624858.3U CN210092231U (en) | 2019-05-05 | 2019-05-05 | Electrolyte guiding device for all-vanadium redox flow battery |
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| CN210092231U true CN210092231U (en) | 2020-02-18 |
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| CN201920624858.3U Active CN210092231U (en) | 2019-05-05 | 2019-05-05 | Electrolyte guiding device for all-vanadium redox flow battery |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668518A (en) * | 2020-06-09 | 2020-09-15 | 上海电气集团股份有限公司 | Homogeneous phase distributor, electrolyte storage tank and all-vanadium redox flow battery energy storage system |
| CN116190718A (en) * | 2023-05-05 | 2023-05-30 | 沈阳恒久安泰环保与节能科技有限公司 | Electrolyte flow management device for all-vanadium redox flow battery |
| CN116364974A (en) * | 2023-05-31 | 2023-06-30 | 沈阳恒久安泰环保与节能科技有限公司 | Electrolyte liquid storage tank and flow battery system |
| CN116706346A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
| CN116995287A (en) * | 2023-09-28 | 2023-11-03 | 艾博特瑞能源科技(苏州)有限公司 | Electrolyte storage tank of all-vanadium redox flow battery |
-
2019
- 2019-05-05 CN CN201920624858.3U patent/CN210092231U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111668518A (en) * | 2020-06-09 | 2020-09-15 | 上海电气集团股份有限公司 | Homogeneous phase distributor, electrolyte storage tank and all-vanadium redox flow battery energy storage system |
| CN116190718A (en) * | 2023-05-05 | 2023-05-30 | 沈阳恒久安泰环保与节能科技有限公司 | Electrolyte flow management device for all-vanadium redox flow battery |
| CN116364974A (en) * | 2023-05-31 | 2023-06-30 | 沈阳恒久安泰环保与节能科技有限公司 | Electrolyte liquid storage tank and flow battery system |
| CN116364974B (en) * | 2023-05-31 | 2023-08-04 | 沈阳恒久安泰环保与节能科技有限公司 | Electrolyte liquid storage tank and flow battery system |
| CN116706346A (en) * | 2023-08-02 | 2023-09-05 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
| CN116706346B (en) * | 2023-08-02 | 2023-10-13 | 德阳市东新机电有限责任公司 | Aluminum fuel cell power generation system and method |
| CN116995287A (en) * | 2023-09-28 | 2023-11-03 | 艾博特瑞能源科技(苏州)有限公司 | Electrolyte storage tank of all-vanadium redox flow battery |
| CN116995287B (en) * | 2023-09-28 | 2024-01-05 | 艾博特瑞能源科技(苏州)有限公司 | Electrolyte storage tank of all-vanadium redox flow battery |
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