CN219203214U - Integrated system of all-vanadium redox flow battery power unit - Google Patents
Integrated system of all-vanadium redox flow battery power unit Download PDFInfo
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- CN219203214U CN219203214U CN202223405841.XU CN202223405841U CN219203214U CN 219203214 U CN219203214 U CN 219203214U CN 202223405841 U CN202223405841 U CN 202223405841U CN 219203214 U CN219203214 U CN 219203214U
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Abstract
The utility model provides an integrated system of all-vanadium redox flow battery power units, which comprises a container body; an integrated bracket connected to the inside of the container body; wherein the integrated bracket forms at least a first installation station, a second installation station and a third installation station; the storage tank unit of the all-vanadium redox flow battery power unit is assembled to the first installation station of the integrated bracket, the electric pile unit of the all-vanadium redox flow battery power unit is assembled to the second installation station of the integrated bracket and is positioned above the storage tank unit, and the pipeline unit of the all-vanadium redox flow battery power unit is connected to the third installation station. According to the utility model, the power units of the all-vanadium redox flow battery which are originally in a separated state in the prior art are integrally connected into a whole through the integrated bracket, so that the transportation of the power units of the all-vanadium redox flow battery is convenient.
Description
Technical Field
The utility model relates to the technical field of mobile energy storage batteries, in particular to an integrated system of a power unit of an all-vanadium redox flow battery.
Background
The energy storage power station can be used for supporting the reliable operation of a power grid, and plays an important role in adjusting a load curve, peak clipping and valley filling, frequency modulation of the power grid, improving the utilization efficiency of power distribution network equipment and circuits, improving the power supply level of a large power grid and the like. Besides application in power grids, energy storage power stations have important demands in other application fields, such as power supply guarantee in a short time of key facilities, load curve adjustment in seasonal areas, islands far away from continents, remote agriculture and animal husbandry areas, camping sites, working areas of desert elevations, geological exploration, field construction areas and the like.
At present, the common all-vanadium redox flow battery power system adopts a mode of separating a storage tank unit from a power unit (a galvanic pile unit and other equipment), a movable energy storage needs a separate storage tank container or a construction storage tank site, cannot be moved, has inflexible service range and is very inconvenient to construct.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art.
Therefore, the utility model provides an integrated system of the power unit of the all-vanadium redox flow battery.
The utility model provides an integrated system of a power unit of an all-vanadium redox flow battery, which comprises:
a container body;
an integrated bracket connected to the inside of the container body; wherein the integrated bracket forms at least a first installation station, a second installation station and a third installation station;
the storage tank unit of the all-vanadium redox flow battery power unit is assembled to the first installation station of the integrated bracket, the electric pile unit of the all-vanadium redox flow battery power unit is assembled to the second installation station of the integrated bracket and is positioned above the storage tank unit, and the pipeline unit of the all-vanadium redox flow battery power unit is connected to the third installation station.
The utility model provides an integrated system of an all-vanadium redox flow battery power unit, which comprises a container body, an integrated bracket and the all-vanadium redox flow battery power unit. The container body serves as a carrying and mounting structure for the entire system, with the space inside for the assembly of the remaining structure. The integrated support is assembled in the integrated box, specifically, the integrated support is detachably connected or fixedly connected in the container body, and the integrated support sequentially forms a first installation station, a second installation station and a third installation station from bottom to top, so that necessary units of the power unit of the all-vanadium redox flow battery, namely, a storage tank unit, a galvanic pile unit and a pipeline unit are orderly assembled on the corresponding installation stations. The power units of the all-vanadium redox flow battery which are originally in a separated state in the prior art are integrally connected into a whole through the integrated support, so that the transportation of the power units of the all-vanadium redox flow battery is convenient. In addition, because the specification of the all-vanadium redox flow battery power unit is larger, the container body is convenient for hoisting the all-vanadium redox flow battery power unit, and further the installation and the transportation are convenient. In addition, the integrated box body can also protect the power unit of the all-vanadium redox flow battery, so that the protection function is realized. It should be noted that, in the prior art, the power unit of the all-vanadium redox flow battery belongs to a mature technology, and the principle and the operation mode thereof are not described herein, so that those skilled in the art can know the power unit.
The integrated system of the all-vanadium redox flow battery power unit according to the technical scheme of the utility model can also have the following additional technical characteristics:
in the above technical solution, the integrated bracket at least includes:
the bottom of the frame body is provided with a bearing support, and the bearing support and the bottom of the container body form detachable connection or fixed connection;
the first bearing frame is of a whole plate structure and is connected to the position, close to the bottom layer, of the whole frame so as to form the first installation station;
the first bearing frame is provided with a first sub-station and a second sub-station positioned at one side of the first sub-station, and the first sub-station and the second sub-station are of circular mounting hole structures so as to respectively assemble an anode storage tank and a cathode storage tank of the storage tank unit;
the second bearing frame is composed of a mounting frame or a mounting plate in the horizontal direction, and two ends of the mounting frame or the mounting plate are respectively connected to the position, close to the top layer, of the whole frame to form a second mounting station;
the third bearing frame is composed of a plurality of stay bars in the horizontal direction, and one end of each stay bar is fixedly connected or detachably connected to the side wall of the whole frame, which is close to the top layer, so as to form the third installation station.
In the technical scheme, in order to further distinguish the brackets in the prior art, a specific structure of the integrated bracket is provided. Specifically, the integrated support is divided into two layers of bearing structures, the bearing structure located below is composed of a first bearing frame, the first bearing frame is of a platy structure, round mounting holes are formed in the first bearing frame to place an anode storage tank and a cathode storage tank of a storage tank unit, the bearing structure located above is composed of a second bearing frame, the second bearing frame is of a structure of a plurality of mounting plates or mounting frames, the galvanic pile units are assembled on the second bearing frame in a concentrated mode, and therefore the structure that the galvanic pile units and the storage tank units are arranged up and down in space is formed, the space where the galvanic pile units and the storage tank units are located is independent and clear, extrusion of the two units in space is reduced, the operation face of each unit is guaranteed to be increased, and maintenance or other operations are facilitated for personnel.
In the above technical scheme, the side wall surface of the container body is provided with the impact escape door, the other side wall surfaces of the container body are provided with the sliding window, and the sliding window is provided with the guard rail.
In the technical scheme, an impact escape door is arranged on one side wall surface or the opposite side wall surface of the container body, wherein the specification and the model of the impact escape door are selected according to actual requirements, are not particularly limited herein, and can be obtained by a person skilled in the art. The sliding window with a push-pull structure is arranged on the other side wall surface or the side wall surfaces of the container body, so that the observation of personnel or the ventilation of the interior is facilitated.
In the above technical solution, a fourth installation station is provided inside the container body, and the fourth installation station is used for installing BMS, EMS, PCS and a DC system.
In the technical scheme, the container body is further optimized, wherein a fourth installation station is additionally arranged in the container body, and the fourth installation station avoids the installation station of the integrated bracket so as to be used for installing BMS, EMS, PCS, DC systems and other electric control systems.
In the above technical scheme, the container body is also provided with an air conditioning system, an inner machine of the air conditioning system is assembled into the container body, an outer machine of the air conditioning system is assembled into one corner outside the container body, and a ventilation opening is formed to ensure ventilation of air.
In this technical scheme, in order to optimize the structure of the container body further, add air conditioning system to cool off or take a breath inside, set up the ventilation hole in the lateral wall face of container and the position that corresponds the outer machine of air conditioner, in order to guarantee the normal operating of outer machine. In addition, a louver is added at the position of the vent hole, and a metal net is assembled to prevent animals such as mice from entering the container, causing damage to internal circuits. And a ventilator may be installed on the side wall surface of the container body to ensure the air flow inside the container body.
In the above technical scheme, the container body is internally provided with:
the temperature and humidity sensor is arranged on the inner side wall surface of the container body so as to monitor the humidity and the temperature in the container body;
the smoke sensor is arranged on the inner side wall surface of the container body so as to monitor the smoke concentration in the container body.
In the technical scheme, the internal structure of the container body is optimized. Temperature and humidity sensors and smoke sensors are added, the temperature, humidity and smoke concentration of the internal environment of the container are timely monitored, and then the environmental safety of the internal group device is guaranteed.
In the above technical scheme, the storage tank unit and the pile unit form a circulation closed loop through the pipeline unit, wherein the pipeline unit at least comprises an anode main pipeline, a cathode main pipeline, a pile anode pipeline and a pile cathode pipeline;
the liquid inlet pipe and the liquid return pipe of the positive electrode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the electric pile positive electrode pipeline to form a circulating closed loop of positive electrode electrolyte; and
the liquid inlet pipe and the liquid return pipe of the cathode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the cathode pipeline of the galvanic pile to form a circulating closed loop of the cathode electrolyte;
the liquid inlet and the liquid outlet of the positive electrode main pipeline are positioned on a positive electrode storage tank of the storage tank unit, and the liquid inlet and the liquid outlet of the positive electrode of the electric pile are positioned on the electric pile of the electric pile unit;
the liquid inlet and the liquid outlet of the cathode main pipeline are positioned on the cathode storage tank of the storage tank unit, and the liquid inlet and the liquid outlet of the cathode of the electric pile are positioned on the electric pile of the electric pile unit.
In the technical scheme, the pipeline unit consists of an anode main pipeline, a cathode main pipeline, a pile anode pipeline and a pile cathode pipeline. Each pipeline is correspondingly communicated to form a circulation closed circuit of electrolyte. The third installation station is used for contacting with at least part of the pipeline and providing supporting force for the pipeline, so that the stability of the pipeline is ensured, and the pipeline is prevented from loosening. The flowing direction of the electrolyte and the charge and discharge principle of the power unit of the all-vanadium redox flow battery are detailed in the related description in the prior art, and are not repeated here. It should be noted that the arrangement of the pipeline can be adjusted according to the actual requirement, and is not particularly limited herein.
In the above technical scheme, the positive electrode pipeline and the negative electrode pipeline of the electric pile are in a serpentine pipe structure at the parts close to the corresponding liquid inlet and the liquid outlet.
In the technical scheme, the electric pile anode pipeline and the electric pile cathode pipeline in the prior art are optimized, namely, the parts close to the corresponding liquid inlets and the corresponding liquid outlets are of a serpentine pipe structure, so that the electric pile performance is improved, and the performance of the whole system is improved.
In the above technical scheme, the positive main pipeline and the negative main pipeline are respectively provided with a magnetic pump so as to realize circulation of electrolyte; the liquid inlet pipe of the positive main pipeline and the liquid return pipe of the negative main pipeline are respectively provided with a filter bag type filter; and/or
The electric pile anode pipeline is connected with an air-cooled cooler made of titanium metal so as to cool electrolyte in an air-cooled manner and avoid corrosion of the anode by sulfuric acid; and/or
And the positive main pipeline and the negative main pipeline are connected in parallel with an SOC battery.
In the technical scheme, in order to realize the flow and the transportation of the electrolyte, a magnetic pump is added to the main pipeline so as to improve the flow speed of the electrolyte. In order to avoid impurity accumulation in the electrolyte, a filter bag type filter is added at the liquid inlet pipe. In order to avoid the influence of the excessive temperature of the electrolyte on the system efficiency, a titanium metal material is connected to the positive electrode pipeline of the electric pile. In addition, the technical scheme is that an SOC battery is connected in parallel with the positive main pipeline and the negative main pipeline so as to detect the residual electric quantity.
In the above technical solution, at least a temperature detection point and a pressure detection point are provided on the positive main pipeline and the negative main pipeline; and
the positive electrode storage tank and the negative electrode storage tank are at least provided with a liquid level acquisition point, a temperature acquisition point and a gas acquisition point.
In the technical scheme, at least a temperature detection point and a pressure detection point are arranged on the positive main pipeline and the negative main pipeline, the point positions of the positive main pipeline and the negative main pipeline are adjusted and optimized according to actual demands, and a monitoring function is realized by arranging corresponding sensors on the point positions. The positive electrode storage tank and the negative electrode storage tank are at least provided with a liquid level acquisition point, a temperature acquisition point and a gas acquisition point, the point positions of the liquid level acquisition point, the temperature acquisition point and the gas acquisition point are adjusted and optimized according to actual demands, and the monitoring function is realized by arranging corresponding sensors at the point positions.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a front view of an integrated system of all-vanadium redox flow battery power units of the utility model;
FIG. 2 is a side view of an integrated system of all-vanadium redox flow battery power units of the utility model;
FIG. 3 is a front cross-sectional view of an integrated system of all-vanadium redox flow battery power cells of the present utility model (with all-vanadium redox flow battery power cells hidden);
FIG. 4 is a top cross-sectional view of an integrated system of all-vanadium redox flow battery power units of the utility model;
FIG. 5 is a front view of an integrated bracket in the integrated system of the power unit of the all-vanadium redox flow battery of the present utility model;
FIG. 6 is a side view of an integrated bracket in the integrated system of the power unit of the all-vanadium redox flow battery of the utility model;
FIG. 7 is a top view of an integrated bracket in the integrated system of all-vanadium redox flow battery power units of the utility model;
FIG. 8 is a top view of a first carrier in the integrated system of all-vanadium redox flow battery power units of the utility model;
FIG. 9 is a front view of an all-vanadium redox flow battery power unit in the integrated system of all-vanadium redox flow battery power units of the present utility model;
FIG. 10 is a top view of an all-vanadium redox flow battery power unit in the integrated system of all-vanadium flow battery power units of the present utility model;
fig. 11 is a side view of an all-vanadium redox flow battery power unit in an integrated system of all-vanadium redox flow battery power units of the present utility model.
The correspondence between the reference numerals and the component names in fig. 1 to 11 is:
1. a container body; 101. an impact escape door; 102. sliding window; 103. a fourth mounting station; 104. an air conditioning system; 105. a temperature and humidity sensor; 106. a smoke sensor; 2. an integrated bracket; 201. a first mounting station; 202. a second mounting station; 203. a third mounting station; 204. the whole frame; 205. a first carrier; 2051. a first sub-station; 2052. a second sub-station; 206. a second carrier; 207. a third carrier; 3. an all-vanadium redox flow battery power unit; 301. a storage tank unit; 302. a galvanic pile unit; 303. a pipeline unit; 3031. a serpentine tube construction; 3032. a magnetic pump; 3033. a filter bag type filter; 3034. an air-cooled cooler; 4. a temperature detection point; 5. a pressure detection point; 6. a liquid level acquisition point; 7. a temperature acquisition point; 8. a gas collection point; 9. and a ventilation fan.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.
An integrated system of all-vanadium redox flow battery power cells provided according to some embodiments of the present utility model is described below with reference to fig. 1-11.
Some embodiments of the present application provide an integrated system of all-vanadium redox flow battery power cells.
As shown in fig. 1 to 11, a first embodiment of the present utility model proposes an integrated system of power units of an all-vanadium redox flow battery, comprising:
a container body 1;
an integrated bracket 2, the integrated bracket 2 being connected into the container body 1; wherein the integrated bracket 2 forms at least a first mounting station 201, a second mounting station 202 and a third mounting station 203;
an all-vanadium redox flow battery power unit 3, a storage tank unit 301 of the all-vanadium redox flow battery power unit 3 is assembled to the first installation station 201 of the integrated bracket 2, a galvanic pile unit 302 of the all-vanadium redox flow battery power unit 3 is assembled to the second installation station 202 of the integrated bracket 2 and is located above the storage tank unit 301, and a pipeline unit 303 of the all-vanadium redox flow battery power unit 3 is connected to the third installation station 203.
The utility model provides an integrated system of an all-vanadium redox flow battery power unit 3, which comprises a container body 1, an integrated bracket 2 and the all-vanadium redox flow battery power unit 3. The container body 1 serves as a carrying and mounting structure of the entire system, and the space inside thereof is used for assembly of the remaining structure. The integrated bracket 2 is assembled in the integrated box body, specifically, the integrated bracket 2 is detachably connected or fixedly connected in the container body 1, and the integrated bracket 2 sequentially forms a first installation station 201, a second installation station 202 and a third installation station 203 from bottom to top, so that necessary units of the power unit 3 of the vanadium redox flow battery, namely, the storage tank unit 301, the galvanic pile unit 302 and the pipeline unit 303 are orderly assembled on the corresponding installation stations. The integrated support 2 integrally connects the all-vanadium redox flow battery power units 3 which are originally in a separated state in the prior art into a whole, so that the transportation of the all-vanadium redox flow battery power units 3 is convenient. In addition, because the specification of the all-vanadium redox flow battery power unit 3 is larger, the container body 1 is used for conveniently lifting the all-vanadium redox flow battery power unit 3, and further the installation and the transportation are convenient. In addition, the integrated box body can also protect the all-vanadium redox flow battery power unit 3, so that the protection function is realized. It should be noted that, in the prior art, the power unit 3 of the all-vanadium redox flow battery belongs to a mature technology, and the principle and the operation mode thereof are not described herein again, which is based on the knowledge of those skilled in the art.
As shown in fig. 5 to 8, a second embodiment of the present utility model proposes an integrated system of power units of an all-vanadium redox flow battery, and, based on the first embodiment, the integrated bracket 2 at least includes:
the bottom of the frame whole 204 is provided with a bearing support, and the bearing support and the bottom of the container body 1 form detachable connection or fixed connection;
a first carrier 205, where the first carrier 205 is of a whole plate structure and is connected to the frame whole 204 near the bottom layer to form the first installation station 201;
the first carrier 205 is provided with a first sub-station 2051 and a second sub-station 2052 located at one side of the first sub-station 2051, and the first sub-station 2051 and the second sub-station 2052 are all in a circular mounting hole structure so as to respectively assemble the positive electrode storage tank and the negative electrode storage tank of the storage tank unit 301;
a second carrier 206, wherein the second carrier 206 is composed of a mounting rack or a mounting plate in a horizontal direction, and two ends of the mounting rack or the mounting plate are respectively connected to a position, close to the top layer, of the frame whole 204, so as to form the second mounting station 202;
the third bearing frame 207, the third bearing frame 207 is formed by a plurality of stay bars in horizontal direction, one end of each stay bar is fixedly connected or detachably connected to the side wall of the frame integral 204 near the top layer position, so as to form the third installation station 203.
In this embodiment, in order to further distinguish the prior art bracket, a specific structure of the integrated bracket 2 is provided. Specifically, the integrated support 2 is divided into two layers of bearing structures, the bearing structure located below is formed by a first bearing frame 205, the first bearing frame 205 is of a plate-shaped structure, a circular mounting hole is formed in the first bearing frame 205 to place a positive electrode storage tank and a negative electrode storage tank of the storage tank unit 301, the bearing structure located above is formed by a second bearing frame 206, the second bearing frame 206 is of a structure of a plurality of mounting plates or mounting frames, and the galvanic pile units 302 are assembled on the second bearing frame 206 in a concentrated manner, so that the structure that the galvanic pile units 302 and the storage tank units 301 are arranged up and down in space is formed, the space where the galvanic pile units 302 and the storage tank units 301 are located is independent and clear, extrusion of the two units in space is reduced, the operation surface of each unit is further guaranteed to be increased, and maintenance or repair and other operations are facilitated for personnel.
As shown in fig. 1 to 4, a third embodiment of the present utility model provides an integrated system of an all-vanadium redox flow battery power unit, and on the basis of any of the above embodiments, the side wall surface of the container body 1 is provided with an impact escape door 101, the other side wall surfaces of the container body 1 are provided with sliding windows 102, and the sliding windows 102 are provided with guard rails.
In this embodiment, an impact escape door 101 is provided on a side wall or an opposite wall of the container body 1, wherein the specification and the model of the impact escape door 101 are selected according to practical requirements, and are not particularly limited herein, and can be obtained by those skilled in the art. The sliding window 102 with a push-pull structure is arranged on the other side wall surface or side wall surfaces of the container body 1 so as to facilitate the observation of personnel or the ventilation of the interior.
The fourth embodiment of the present utility model proposes an integrated system of all-vanadium redox flow battery power units, and on the basis of any of the foregoing embodiments, a fourth installation station 103 is disposed inside the container body 1, where the fourth installation station 103 is used for installing BMS, EMS, PCS and a DC system.
In this embodiment, the container body 1 is further optimized, wherein a fourth installation station 103 is added in the container body 1, and the fourth installation station 103 avoids the installation station of the integrated bracket 2, so as to be used for installing electronic control systems such as BMS, EMS, PCS and a DC system.
As shown in fig. 1 to 4, a fifth embodiment of the present utility model proposes an integrated system of all-vanadium redox flow battery power units, and on the basis of any of the above embodiments, an air conditioning system 104 is further disposed in the container body 1, an inner machine of the air conditioning system 104 is assembled into the container body 1, an outer machine is assembled into a corner of the container body 1, and a ventilation opening is provided to ensure ventilation of air.
In this embodiment, in order to further optimize the structure of the container body 1, an air conditioning system 104 is added to cool or ventilate the interior, and a vent hole is provided on the side wall surface of the container and at a position corresponding to the air conditioning external unit, so as to ensure the normal operation of the external unit. In addition, a louver is added at the position of the vent hole, and a metal net is assembled to prevent animals such as mice from entering the container, causing damage to internal circuits. And a ventilating fan 9 may be installed on a side wall surface of the container body 1 to ensure air flow inside the container body 1.
As shown in fig. 3, a sixth embodiment of the present utility model proposes an integrated system of all-vanadium redox flow battery power units, and on the basis of any of the above embodiments, the container body 1 is provided with:
a temperature and humidity sensor 105 disposed on an inner side wall surface of the container body 1 to monitor humidity and temperature inside the container body 1;
the smoke sensor 106 is disposed on an inner side wall surface of the container body 1 to monitor a smoke concentration inside the container body 1.
In the present embodiment, the internal configuration of the container body 1 is optimized. The temperature and humidity sensor 105 and the smoke sensor 106 are added, the temperature, the humidity and the smoke concentration of the internal environment of the container body 1 are timely monitored, and the environmental safety of the internal group device is further ensured.
As shown in fig. 9 to 11, a seventh embodiment of the present utility model proposes an integrated system of power units of an all-vanadium redox flow battery, and on the basis of any of the foregoing embodiments, the storage tank unit 301 and the pile unit 302 form a circulation closed loop through the pipeline unit 303, where the pipeline unit 303 at least includes a positive main pipeline, a negative main pipeline, a pile positive pipeline, and a pile negative pipeline;
the liquid inlet pipe and the liquid return pipe of the positive electrode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the electric pile positive electrode pipeline to form a circulating closed loop of positive electrode electrolyte; and
the liquid inlet pipe and the liquid return pipe of the cathode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the cathode pipeline of the galvanic pile to form a circulating closed loop of the cathode electrolyte;
the liquid inlet and the liquid outlet of the positive main pipeline are positioned on the positive storage tank of the storage tank unit 301, and the liquid inlet and the liquid outlet of the positive electrode of the electric pile are positioned on the electric pile of the electric pile unit 302;
the liquid inlet and the liquid outlet of the cathode main pipeline are positioned on the cathode storage tank of the storage tank unit 301, and the liquid inlet and the liquid outlet of the cathode of the electric pile are positioned on the electric pile of the electric pile unit 302.
In the present embodiment, the pipe unit 303 is composed of a positive main pipe, a negative main pipe, a pile positive pipe, and a pile negative pipe. Each pipeline is correspondingly communicated to form a circulation closed circuit of electrolyte. The third mounting station 203 is configured to contact at least a portion of the pipeline and provide a supporting force thereto, thereby ensuring stability of the pipeline and preventing loosening of the pipeline. The flowing direction of the electrolyte and the charge and discharge principle of the all-vanadium redox flow battery power unit 3 are described in detail in the prior art, and are not described herein. It should be noted that the arrangement of the pipeline can be adjusted according to the actual requirement, and is not particularly limited herein.
An eighth embodiment of the present utility model provides an integrated system of a power unit of an all-vanadium redox flow battery, and on the basis of any one of the foregoing embodiments, the portions of the positive electrode pipeline and the negative electrode pipeline of the electric pile, which are close to the respective corresponding liquid inlet and liquid outlet, are serpentine pipe structures 3031.
In this embodiment, the positive electrode pipeline and the negative electrode pipeline of the electric pile in the prior art are optimized, that is, the portions close to the respective corresponding liquid inlet and liquid outlet are of a serpentine pipe structure 3031, so as to improve the performance of the electric pile, thereby improving the performance of the whole system.
The ninth embodiment of the present utility model provides an integrated system of a power unit of an all-vanadium redox flow battery, and on the basis of any one of the foregoing embodiments, the positive main pipeline and the negative main pipeline are respectively provided with a magnetic pump 3032, so as to implement circulation of an electrolyte; the liquid inlet pipe of the positive main pipeline and the liquid inlet pipe of the negative main pipeline are respectively provided with a filter bag type filter 3033; and/or
The positive electrode pipeline of the electric pile is connected with an air-cooled cooler 3034 made of titanium metal so as to air-cool the electrolyte; and/or
And the positive main pipeline and the negative main pipeline are connected in parallel with an SOC battery.
In this embodiment, in order to achieve the flow and delivery of the electrolyte, a magnetic pump 3032 is added to the main pipeline to increase the flow rate thereof. In order to avoid accumulation of impurities in the electrolyte, a pocket filter 3033 is added at the inlet tube. In order to avoid the influence of the excessive temperature of the electrolyte on the system efficiency, an air-cooled cooler 3034 made of titanium metal is connected to the positive electrode pipeline of the electric pile. In addition, the technical scheme is that an SOC battery is connected in parallel with the positive main pipeline and the negative main pipeline so as to detect the residual electric quantity.
The tenth embodiment of the present utility model provides an integrated system of a power unit of an all-vanadium redox flow battery, and on the basis of any one of the above embodiments, the positive main pipeline and the negative main pipeline are at least provided with a temperature detection point 4 and a pressure detection point 5; and
the positive electrode storage tank and the negative electrode storage tank are at least provided with a liquid level acquisition point 6, a temperature acquisition point 7 and a gas acquisition point 8.
In this embodiment, at least a temperature detection point 4 and a pressure detection point 5 are provided on the positive main pipeline and the negative main pipeline, and the point positions are adjusted and optimized according to actual requirements, and the monitoring function is realized by providing corresponding sensors on the point positions. The positive electrode storage tank and the negative electrode storage tank are at least provided with a liquid level acquisition point 6, a temperature acquisition point 7 and a gas acquisition point 8, the point positions of the liquid level acquisition point 6, the temperature acquisition point 7 and the gas acquisition point 8 are adjusted and optimized according to actual demands, and the monitoring function is realized by arranging corresponding sensors at the point positions.
In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. An integrated system of all-vanadium redox flow battery power units, comprising:
a container body (1);
-an integrated bracket (2), said integrated bracket (2) being connected into said container body (1); wherein the integrated bracket (2) forms at least a first mounting station (201), a second mounting station (202) and a third mounting station (203);
all-vanadium redox flow battery power unit (3), storage tank unit (301) of all-vanadium redox flow battery power unit (3) assemble to first installation station (201) of integrated support (2), pile unit (302) of all-vanadium redox flow battery power unit (3) assemble to second installation station (202) of integrated support (2), and lie in storage tank unit (301) top, and pipeline unit (303) of all-vanadium redox flow battery power unit (3) are connected to third installation station (203).
2. The integrated system of all-vanadium redox flow battery power units according to claim 1, characterized in that the integrated rack (2) comprises at least:
the bottom of the frame body (204) is provided with a bearing support, and the bearing support and the bottom of the container body (1) form detachable connection or fixed connection;
a first bearing frame (205), wherein the first bearing frame (205) is of a whole plate structure and is connected to a position, close to a bottom layer, of the frame whole (204) so as to form the first installation station (201);
the first bearing frame (205) is provided with a first sub-station (2051) and a second sub-station (2052) positioned at one side of the first sub-station (2051), and the first sub-station (2051) and the second sub-station (2052) are in round mounting hole structures so as to respectively assemble an anode storage tank and a cathode storage tank of the storage tank unit (301);
the second bearing frame (206), the second bearing frame (206) is composed of a mounting frame or a mounting plate in the horizontal direction, and two ends of the mounting frame or the mounting plate are respectively connected to the position, close to the top layer, of the frame whole (204) so as to form the second mounting station (202);
and the third bearing frame (207), the third bearing frame (207) is composed of a plurality of stay bars in the horizontal direction, and one end of each stay bar is fixedly connected or detachably connected to the side wall of the frame whole (204) close to the top layer position so as to form the third installation station (203).
3. The integrated system of all-vanadium redox flow battery power units according to claim 2, wherein the side wall surface of the container body (1) is provided with an impact escape door (101), the rest of the side wall surface of the container body (1) is provided with a sliding window (102), and the sliding window (102) is provided with a protective rail.
4. An integrated system of all-vanadium redox flow battery power units according to claim 3, characterized in that a fourth mounting station (103) is provided inside the container body (1), the fourth mounting station (103) being used for mounting BMS, EMS, PCS as well as DC systems.
5. The integrated system of all-vanadium redox flow battery power units according to claim 4, wherein an air conditioning system (104) is further arranged in the container body (1), an inner machine of the air conditioning system (104) is assembled into the container body (1), an outer machine is assembled out of the container body (1), and ventilation openings are formed to ensure ventilation of air.
6. The integrated system of all-vanadium redox flow battery power units according to claim 5, characterized in that inside the container body (1) is provided with:
the temperature and humidity sensor (105) is arranged on the inner side wall surface of the container body (1) so as to monitor the humidity and the temperature in the container body (1);
and the smoke sensor (106) is arranged on the inner side wall surface of the container body (1) so as to monitor the smoke concentration in the container body (1).
7. The integrated system of all-vanadium redox flow battery power units of claim 6, wherein the storage tank unit (301) and the galvanic pile unit (302) form a circulating closed loop through the pipeline unit (303), wherein the pipeline unit (303) at least comprises a positive main pipeline, a negative main pipeline, a galvanic pile positive pipeline and a galvanic pile negative pipeline;
the liquid inlet pipe and the liquid return pipe of the positive electrode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the electric pile positive electrode pipeline to form a circulating closed loop of positive electrode electrolyte; and
the liquid inlet pipe and the liquid return pipe of the cathode main pipeline are respectively communicated with the liquid inlet and the liquid outlet of the cathode pipeline of the galvanic pile to form a circulating closed loop of the cathode electrolyte;
the liquid inlet and the liquid outlet of the positive electrode main pipeline are positioned on a positive electrode storage tank of the storage tank unit (301), and the liquid inlet and the liquid outlet of the positive electrode of the electric pile are positioned on the electric pile of the electric pile unit (302);
the liquid inlet and the liquid outlet of the cathode main pipeline are positioned on the cathode storage tank of the storage tank unit (301), and the liquid inlet and the liquid outlet of the cathode of the electric pile are positioned on the electric pile of the electric pile unit (302).
8. The integrated system of all-vanadium redox flow battery power unit of claim 7,
the positive electrode pipeline and the negative electrode pipeline of the electric pile are in a coiled pipe structure (3031) at the parts close to the liquid inlet and the liquid outlet which are respectively corresponding.
9. The integrated system of all-vanadium redox flow battery power unit of claim 8,
magnetic pumps (3032) are respectively arranged on the positive main pipeline and the negative main pipeline so as to realize the circulation of electrolyte; the liquid inlet pipe of the positive main pipeline and the liquid inlet pipe of the negative main pipeline are respectively provided with a filter bag type filter (3033); and/or
An air cooling cooler (3034) made of titanium metal is connected to the positive electrode pipeline of the electric pile so as to cool the electrolyte in an air-cooling way and prevent the positive electrode from being corroded by sulfuric acid; and/or
And the positive main pipeline and the negative main pipeline are connected in parallel with an SOC battery.
10. The integrated system of all-vanadium redox flow battery power unit of claim 9,
the positive main pipeline and the negative main pipeline are at least provided with a temperature detection point (4) and a pressure detection point (5); and
the positive electrode storage tank and the negative electrode storage tank are at least provided with a liquid level acquisition point (6), a temperature acquisition point (7) and a gas acquisition point (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223405841.XU CN219203214U (en) | 2022-12-15 | 2022-12-15 | Integrated system of all-vanadium redox flow battery power unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223405841.XU CN219203214U (en) | 2022-12-15 | 2022-12-15 | Integrated system of all-vanadium redox flow battery power unit |
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| Publication Number | Publication Date |
|---|---|
| CN219203214U true CN219203214U (en) | 2023-06-16 |
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| CN202223405841.XU Active CN219203214U (en) | 2022-12-15 | 2022-12-15 | Integrated system of all-vanadium redox flow battery power unit |
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| Country | Link |
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| CN (1) | CN219203214U (en) |
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