CN111953077A - Novel high-voltage energy storage device - Google Patents
Novel high-voltage energy storage device Download PDFInfo
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- CN111953077A CN111953077A CN202010840925.2A CN202010840925A CN111953077A CN 111953077 A CN111953077 A CN 111953077A CN 202010840925 A CN202010840925 A CN 202010840925A CN 111953077 A CN111953077 A CN 111953077A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 40
- 238000004891 communication Methods 0.000 claims description 79
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 27
- 229910052802 copper Inorganic materials 0.000 claims description 27
- 239000010949 copper Substances 0.000 claims description 27
- 238000009434 installation Methods 0.000 abstract description 17
- 238000012423 maintenance Methods 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J15/00—Systems for storing electric energy
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
-
- 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
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The application relates to a novel high-voltage energy storage device, which comprises a support and a plurality of layers of bearing frames arranged on the support, wherein a first battery box and a second battery box are symmetrically arranged on each layer of bearing frame, a third battery box and a master control box are arranged on the bearing frame close to the top or the bottom of the support, and the master control box is adjacent to the first battery box on the adjacent layer; the first output terminal of the master control box is connected with the second input terminal of the adjacent first battery box; the second output terminal of the first battery box arranged near the top or the bottom of the bracket is connected with the third input terminal of the adjacent second battery box; and the fourth input terminal of the third battery box is connected with the third output terminal of the adjacent second battery box, and the fourth output terminal of the third battery box is connected with the first input terminal of the master control box. This application can effectively avoid signal interference, reduce cost and line loss, and whole line of walking is clean and tidy, does benefit to installation and maintenance.
Description
Technical Field
The invention belongs to the technical field of fuel cells, and particularly relates to a novel high-voltage energy storage device. This novel high-voltage energy storage device area is little, walk the line clean and tidy, easily dismouting, and the maintenance of being convenient for when guaranteeing electric clearance safety and avoiding signal interference, the connecting wire rod can accomplish the shortest, is favorable to battery system's energy conversion and signal transmission's reliability.
Background
In the face of the increasingly strict exhaust emission standards in China and even in the world at present and the future energy crisis, various automobile manufacturers are developing low-emission new energy technologies to adapt to the development trend. In recent years, due to the continuous reduction of the cost of the lithium battery, the lithium battery has the capability of rapidly responding to the power grid and has great potential in enhancing the regulation capability of the power grid, the number and the scale of battery energy storage power stations applied to the power grid are also remarkably increased, and new records of installed capacity are continuously refreshed. Therefore, structural optimization of the energy storage system becomes particularly important.
The module connection mode and the convenience of energy storage power station have been paid much attention in the new energy industry, and the connection mode of energy storage system module has the wiring in a jumble, the clean degree scheduling problem in the market at present. In the peak-shaving frequency modulation and new energy consumption processes of the high-voltage energy storage battery, power needs to be absorbed and released continuously to generate benefits circularly, the charging and discharging current reaches 1C (200A), the voltage level is up to more than 700V, and the conductor is greatly damaged by overlarge current and the connection mode among modules, so that the conversion efficiency of an energy storage system is reduced, and the performance of the battery is influenced.
Disclosure of Invention
The invention aims to provide a novel high-voltage energy storage device. This novel high-voltage energy storage device area is little, walk the line clean and tidy, easily dismouting, and the maintenance of being convenient for when guaranteeing electric clearance safety and avoiding signal interference, the connecting wire rod can accomplish the shortest, is favorable to battery system's energy conversion and signal transmission's reliability.
In order to achieve the above object, an embodiment of the present invention provides a novel high-voltage energy storage device, including a support and a plurality of layers of bearing frames disposed on the support, wherein each layer of bearing frame is symmetrically provided with a first battery box and a second battery box, a bearing frame near the top or bottom of the support is provided with a third battery box and a main control box, and the main control box is disposed adjacent to the first battery box of an adjacent layer; the main control box is provided with a first output terminal and a first input terminal, the first battery box is provided with a second output terminal and a second input terminal, the second battery box is provided with a third output terminal and a third input terminal, and the third battery box is provided with a fourth output terminal and a fourth input terminal; the first output terminal of the master control box is connected with the second input terminal of the adjacent first battery box; the second output terminal of the first battery box arranged near the top or the bottom of the bracket is connected with the third input terminal of the adjacent second battery box; a fourth input terminal of the third battery box is connected to the third output terminal of the adjacent second battery box, and the fourth output terminal of the third battery box is connected to the first input terminal of the master control box.
Further, when a third battery box and a main control box are arranged on a bearing frame close to the bottom of the support, the second output terminals of the first battery boxes on the lower layer of the adjacent two layers are connected with the second input terminals of the first battery boxes on the upper layer of the adjacent two layers.
Further, when a third battery box and a main control box are arranged on a bearing frame close to the bottom of the support, the third output terminals of the second battery boxes on the upper layer of the adjacent two layers are connected with the third input terminals of the second battery boxes on the lower layer of the adjacent two layers.
Further, when a third battery box and a main control box are arranged on a bearing frame close to the top of the support, the second input terminals of the first battery boxes on the lower layer of the adjacent two layers are connected with the second output terminals of the first battery boxes on the upper layer of the adjacent two layers.
Further, when a third battery box and a main control box are arranged on a bearing frame close to the top of the support, the third input terminals of the second battery boxes on the upper layer of the adjacent two layers are connected with the third output terminals of the second battery boxes on the lower layer of the adjacent two layers.
Further, the connection is through equal-length copper bars. In this application, all connections are connected through the copper bar, and all copper bars all adopt the isometric copper bar that the specification is the same, are favorable to the management of material, also can effectively avoid the installation to make mistakes, improve the efficiency of installation or dismantlement.
Further, the equal-length copper bars are connected at equal intervals. Under the condition of guaranteeing electric safety clearance, the copper bar of being connected between battery box and the battery box of this application is the shortest copper bar to the connection equidistance of copper bar can effective reduce cost and line loss, and the whole line of walking of structure is clean and tidy, is favorable to installation and maintenance, can effectively improve the efficiency of installation and maintenance. Moreover, the structure of this application supports and goes up to walk the line or walk the line mode down, and the line mode of walking on can realizing to general one set of supplementary wire rod or walking down, need not distinguish the wire rod of walking the line mode from top to bottom, further does benefit to installation and maintenance.
Furthermore, the first battery box, the second battery box, the third battery box and the side faces of the main control box far away from the fan are all provided with an upper communication interface and a lower communication interface;
the upper communication interface of the first battery box positioned at the lower layer of the two adjacent layers is connected with the lower communication interface of the first battery box positioned at the upper layer of the two adjacent layers;
the upper communication interface of the second battery box positioned on the lower layer of the two adjacent layers is connected with the lower communication interface of the second battery box positioned on the upper layer of the two adjacent layers.
Furthermore, when a third battery box and a main control box are arranged on the bearing frame close to the bottom of the bracket,
the upper communication interface of the third battery box is connected with the lower communication interface of the adjacent second battery box, the lower communication interface of the third battery box is connected with the lower communication interface of the master control box, and the upper communication interface of the master control box is connected with the lower communication interface of the adjacent first battery box;
the upper communication interface of the first battery box arranged close to the top of the bracket is connected with the upper communication interface of the adjacent second battery box.
Furthermore, when a third battery box and a main control box are arranged on the bearing frame close to the top of the bracket,
the upper communication interface of the third battery box is connected with the upper communication interface of the master control box, and the lower communication interface of the third battery box is connected with the upper communication interface of the adjacent second battery box; the lower communication interface of the main control box is connected with the upper communication interface of the adjacent first battery box;
the lower communication interface of the first battery box arranged close to the bottom of the support is connected with the lower communication interface of the adjacent second battery box.
Further, the connections are connected by a communication line. The first battery box, the second battery box, the third battery box and the master control box are effectively connected through communication lines. The arrangement makes the communication line of the application shortest, and further avoids signal interference.
Furthermore, the first battery box, the second battery box, the third battery box and the master control box are all provided with a plurality of handles. The handles are arranged on the battery box and the main control box, so that the battery box and the main control box can be conveniently carried.
Furthermore, the first battery box, the second battery box, the third battery box and the side face, far away from the handle, of the main control box are all provided with fans. Set up the fan on battery box and master control case, can carry out effectual heat dissipation to battery box and master control case, have good cooling effect, can effectively solve battery box inside high temperature, the untimely scheduling problem of heat dissipation, eliminate the potential safety hazard, also effectively prolonged the cycle life of battery, can ensure the uniformity of battery capacity better.
Further, first battery box, second battery box, third battery box and master control case all are fixed in through the screw on the bearing frame, the screw with between the first battery box, the screw with between the second battery box, the screw with between the third battery box, the screw with between the master control case, and the screw with all be provided with the insulating piece between the support. Like this for the support can play insulating effect to the battery box, effectively prevents the short circuit of battery box.
The technical scheme provided by the invention has the following beneficial effects:
(1) under the condition of guaranteeing electrical clearance safety and signal interference, the connection copper bar between battery box and the battery box of this application is the shortest copper bar, and the communication line of being connected between battery box and the battery box is the shortest communication line, is favorable to battery system's energy conversion and ensures signal transmission's reliability, can effectively avoid signal interference. And the connection equidistance of copper bar can effectively reduce cost and line loss, and the whole line of walking of structure is clean and tidy, is favorable to installation and maintenance, can effectively improve the efficiency of installation and maintenance. Moreover, the structure of this application supports and goes up line or walk the line mode, can change fixed position with the master control case and realize going up line or walking down under the condition that does not influence other electric connection and power line length, goes up the conversion of walking and walking down the line and need not redesign copper bar and communication line, and line or walk the line mode down can be realized to general one set of auxiliary wire rod, need not distinguish the wire rod of walking the line mode from top to bottom, has avoided redesign, further does benefit to installation and maintenance.
(2) This application adopts the range upon range of structure of arranging of multilayer, effective space in can the make full use of support, and area is little, space utilization is high, easily dismouting, convenient maintenance. In addition, this application can play insulating effect to the battery box, can effectively prevent the short circuit of battery box, when guaranteeing current transfer efficiency, walks the line convenience, and does not influence pleasing to the eye, low cost, and machinability is good, and simple to operate, stable in structure is reliable moreover.
Drawings
Fig. 1 is a schematic structural diagram of a novel high-voltage energy storage device according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of a novel high-voltage energy storage device according to another embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The module connection mode and convenience of the energy storage power station are always concerned in the new energy industry, and the structural optimization of the energy storage system is an important work. The reliability, availability, manageability, maintainability and expandability of the lithium battery energy storage system are the basis of the application of the integrated solution, the lithium battery energy storage system can guarantee the safety of power supply, and the lithium battery energy storage system can be better used in the applications of frequency modulation and voltage regulation of a power grid, peak clipping and valley filling and the like.
Generally, in the process of peak-shaving frequency modulation and new energy consumption, a high-voltage energy storage battery needs to continuously absorb and release power to generate benefits in a circulating mode, the charging and discharging current reaches 1C (200A), the voltage level is up to over 700V, and due to the excessive current and the connection mode among modules, significant line loss is generated on conductors, the conversion efficiency of an energy storage system is reduced, and the performance of the battery is further influenced. Moreover, the connection mode of the energy storage system modules on the market at present has the problems of disordered wiring, insufficient neatness and the like. Therefore, there is a need to provide a new high-voltage energy storage device to solve the above technical problems.
This application improves in the aspect of the design of follow module and the connected mode of module etc. and to reduce the influence of energy storage structure to battery performance, has also improved the neatness of energy storage system line simultaneously, solves the problem that present most energy storage system's line is chaotic, connect differently. The utility model provides a structure supports and walks the line from top to bottom, walks the wire rod of line structure from top to bottom and can be general, can effectively practice thrift the cost.
As shown in fig. 1, an embodiment of the present invention provides a novel high-voltage energy storage device 100, including a support 10 and a plurality of layers of bearing frames 20 disposed on the support 10, wherein a first battery box 30 and a second battery box 40 are symmetrically disposed on each layer of the bearing frame 20, a third battery box 50 and a master control box 60 are disposed on the bearing frame 20 near the bottom of the support 10, and the master control box 60 is disposed adjacent to the first battery box 30 on the adjacent layer; the main control box 60 is provided with a first output terminal 61 and a first input terminal 62, the first battery box 30 is provided with a second output terminal 31 and a second input terminal 32, the second battery box 40 is provided with a third output terminal 41 and a third input terminal 42, and the third battery box 50 is provided with a fourth output terminal 51 and a fourth input terminal 52; the first output terminal 61 of the master box 60 is connected to the second input terminal 32 of the adjacent first battery box 30; the second output terminal 31 of the first battery box 30 disposed near the bottom of the rack 10 is connected to the third input terminal 42 of the adjacent second battery box 40; the fourth input terminal 52 of the third battery box 50 is connected to the third output terminal 41 of the adjacent second battery box 40, and the fourth output terminal 51 of the third battery box 50 is connected to the first input terminal 62 of the master box 60.
Further, in this embodiment, when the third battery box 50 and the main control box 60 are disposed on the bearing frame 20 near the bottom of the bracket 10, the second output terminal of the first battery box located at the lower layer of the two adjacent layers of the first battery boxes 30 is connected to the second input terminal of the first battery box located at the upper layer of the two adjacent layers.
In this embodiment, when the third battery box 50 and the main control box 60 are disposed on the bearing frame 20 near the bottom of the bracket 10, the third output terminal of the second battery box located at the upper layer of the two adjacent layers is connected to the third input terminal of the second battery box located at the lower layer of the two adjacent layers of the second battery box 40.
It should be noted that, as shown in fig. 2, in another embodiment, in a novel high-voltage energy storage device 200 provided in another embodiment, a third battery box 50 and a main control box 60 are disposed on a bearing frame 20 near the top of the support 10, and the second output terminal 31 of the first battery box 30 disposed near the top of the support 10 is connected to the third input terminal 42 of the adjacent second battery box 40.
Further, as shown in fig. 2, in another embodiment, when a third battery box 50 and a main control box 60 are disposed on the bearing frame 20 near the top of the bracket 10, the second input terminal of the first battery box located at the lower layer of the two adjacent layers is connected to the second output terminal of the first battery box located at the upper layer of the two adjacent layers.
Further, referring to fig. 2 again, in another embodiment, when a third battery box 50 and a main control box 60 are disposed on the bearing frame 20 near the top of the bracket 10, the third input terminal of the second battery box located at the upper layer of two adjacent layers is connected to the third output terminal of the second battery box located at the lower layer of two adjacent layers.
Further, the connections are connected by equal length copper bars 70. In this application, all connections are connected through the copper bar, and all copper bars all adopt the isometric copper bar that the specification is the same, are favorable to the management of material, also can effectively avoid the installation to make mistakes, improve the efficiency of installation or dismantlement.
Further, the equal-length copper bars are connected in an equal-distance mode (equal-distance connection means that the connection distance between the adjacent battery boxes is equal to the length of the copper bars). Under the condition of guaranteeing electric safety clearance, the copper bar of being connected between battery box and the battery box of this application is the shortest copper bar to the connection equidistance of copper bar can effective reduce cost and line loss, and the whole line of walking of structure is clean and tidy, is favorable to installation and maintenance, can effectively improve the efficiency of installation and maintenance. Moreover, the structure of this application supports and goes up to walk the line or walk the line mode down, and the line mode of walking on can realizing to general one set of supplementary wire rod or walking down, need not distinguish the wire rod of walking the line mode from top to bottom, further does benefit to installation and maintenance.
Further, the first battery box 30, the second battery box 40, the third battery box 50, and the main control box 60 are all provided with a plurality of handles 80. The handles are arranged on the battery box and the main control box, so that the battery box and the main control box can be conveniently carried.
Further, fans (not shown) are disposed on the sides of the first battery box 30, the second battery box 40, the third battery box 50, and the main control box 60 away from the handle. Set up the fan on battery box and master control case, can carry out effectual heat dissipation to battery box and master control case, have good cooling effect, can effectively solve battery box inside high temperature, the untimely scheduling problem of heat dissipation, eliminate the potential safety hazard, also effectively prolonged the cycle life of battery, can ensure the uniformity of battery capacity better.
Further, the first battery box 30, the second battery box 40, the third battery box 50, and the side of the main control box 60 away from the fan are all provided with an upper communication interface 91 and a lower communication interface 92;
the first battery boxes 30 in two adjacent layers, the upper communication interface 91 of the first battery box 30 in the lower layer of the two adjacent layers is connected with the lower communication interface 92 of the first battery box 30 in the upper layer of the two adjacent layers;
the second battery boxes 40 in two adjacent layers, the upper communication interface of the second battery box 40 in the lower layer of the two adjacent layers is connected with the lower communication interface of the second battery box 40 in the upper layer of the two adjacent layers.
Further, as shown in fig. 1, when the third battery box and the main control box are arranged on the bearing frame near the bottom of the bracket,
the upper communication interface of the third battery box is connected with the lower communication interface of the adjacent second battery box, the lower communication interface of the third battery box is connected with the lower communication interface of the master control box, and the upper communication interface of the master control box is connected with the lower communication interface of the adjacent first battery box;
the upper communication interface of the first battery box arranged close to the top of the bracket is connected with the upper communication interface of the adjacent second battery box.
Further, as shown in fig. 2, in another embodiment, when a third battery box and a main control box are provided on the load-bearing frame near the top of the rack,
the upper communication interface of the third battery box is connected with the upper communication interface of the master control box, and the lower communication interface of the third battery box is connected with the upper communication interface of the adjacent second battery box; the lower communication interface of the main control box is connected with the upper communication interface of the adjacent first battery box;
the lower communication interface of the first battery box arranged close to the bottom of the support is connected with the lower communication interface of the adjacent second battery box.
Further, in the embodiment of the present application, the connection is connected by the communication line 93. The first battery box, the second battery box, the third battery box and the master control box are effectively connected through communication lines. The arrangement makes the communication line of the application shortest, and further avoids signal interference.
Further, the first battery box 30, the second battery box 40, the third battery box 50, and the main control box 60 are all fixed on the bearing frame 10 by screws (not marked in the figure), and insulation sheets (not marked in the figure) are disposed between the screws and the first battery box, between the screws and the second battery box, between the screws and the third battery box, between the screws and the main control box, and between the screws and the bracket. Like this for the support can play insulating effect to the battery box, effectively prevents the short circuit of battery box.
Under the condition of guaranteeing electrical clearance safety and signal interference, the connection copper bar between battery box and the battery box of this application is the shortest copper bar, and the communication line of being connected between battery box and the battery box is the shortest communication line, is favorable to battery system's energy conversion and ensures signal transmission's reliability, can effectively avoid signal interference. And the connection equidistance of copper bar can effectively reduce cost and line loss, and the whole line of walking of structure is clean and tidy, is favorable to installation and maintenance, can effectively improve the efficiency of installation and maintenance. Moreover, the structure of this application supports and goes up line or walk the line mode, can change fixed position with the master control case and realize going up line or walking down under the condition that does not influence other electric connection and power line length, goes up the conversion of walking and walking down the line and need not redesign copper bar and communication line, and line or walk the line mode down can be realized to general one set of auxiliary wire rod, need not distinguish the wire rod of walking the line mode from top to bottom, has avoided redesign, further does benefit to installation and maintenance.
This application adopts the range upon range of structure of arranging of multilayer, effective space in can the make full use of support, and area is little, space utilization is high, easily dismouting, convenient maintenance. In addition, this application can play insulating effect to the battery box, can effectively prevent the short circuit of battery box, when guaranteeing current transfer efficiency, walks the line convenience, and does not influence pleasing to the eye, low cost, and machinability is good, and simple to operate, stable in structure is reliable moreover.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A novel high-voltage energy storage device is characterized by comprising a support and a plurality of layers of bearing frames arranged on the support, wherein a first battery box and a second battery box are symmetrically arranged on each layer of the bearing frame, a third battery box and a master control box are arranged on the bearing frame close to the top or the bottom of the support, and the master control box is arranged adjacent to the first battery box on the adjacent layer; the main control box is provided with a first output terminal and a first input terminal, the first battery box is provided with a second output terminal and a second input terminal, the second battery box is provided with a third output terminal and a third input terminal, and the third battery box is provided with a fourth output terminal and a fourth input terminal; the first output terminal of the master control box is connected with the second input terminal of the adjacent first battery box; the second output terminal of the first battery box arranged near the top or the bottom of the bracket is connected with the third input terminal of the adjacent second battery box; a fourth input terminal of the third battery box is connected to the third output terminal of the adjacent second battery box, and the fourth output terminal of the third battery box is connected to the first input terminal of the master control box.
2. The novel high-voltage energy storage device according to claim 1, wherein when a third battery box and a main control box are arranged on a bearing frame close to the bottom of the support, the second output terminal of the first battery box at the lower layer of two adjacent layers is connected with the second input terminal of the first battery box at the upper layer of two adjacent layers; the second battery boxes on the upper layer of the two adjacent layers are connected with the third output terminals of the second battery boxes on the lower layer of the two adjacent layers.
3. The novel high-voltage energy storage device according to claim 1, wherein when a third battery box and a main control box are arranged on a bearing frame close to the top of the support, the second input terminal of the first battery box at the lower layer of two adjacent layers is connected with the second output terminal of the first battery box at the upper layer of two adjacent layers; the third input terminals of the second battery boxes positioned on the upper layer of the two adjacent layers are connected with the third output terminals of the second battery boxes positioned on the lower layer of the two adjacent layers.
4. The novel high voltage energy storage device as claimed in any one of claims 1 to 3, wherein said connections are made by equal length copper bars.
5. The novel high voltage energy storage device of claim 4, wherein said equal length copper bars are connected at equal distances.
6. The novel high-voltage energy storage device according to any one of claims 1-3, wherein a plurality of handles are arranged on the first battery box, the second battery box, the third battery box and the master control box; fans are arranged on the first battery box, the second battery box, the third battery box and the side face, far away from the handle, of the main control box;
the first battery box, the second battery box, the third battery box and the master control box are all fixed on the bearing frame through screws, the screws and between the first battery boxes, the screws and between the second battery boxes, the screws and between the third battery boxes, the screws and between the master control boxes and the screws and between the supports are all provided with insulating sheets.
7. The novel high-voltage energy storage device according to claim 6, wherein the first battery box, the second battery box, the third battery box and the side faces of the master control box far away from the fan are all provided with an upper communication interface and a lower communication interface;
the upper communication interface of the first battery box positioned at the lower layer of the two adjacent layers is connected with the lower communication interface of the first battery box positioned at the upper layer of the two adjacent layers;
the upper communication interface of the second battery box positioned on the lower layer of the two adjacent layers is connected with the lower communication interface of the second battery box positioned on the upper layer of the two adjacent layers.
8. The new high pressure energy storage device of claim 7,
when the bearing frame near the bottom of the bracket is provided with the third battery box and the main control box,
the upper communication interface of the third battery box is connected with the lower communication interface of the adjacent second battery box, the lower communication interface of the third battery box is connected with the lower communication interface of the master control box, and the upper communication interface of the master control box is connected with the lower communication interface of the adjacent first battery box;
the upper communication interface of the first battery box arranged close to the top of the bracket is connected with the upper communication interface of the adjacent second battery box.
9. The new high pressure energy storage device of claim 7,
when the bearing frame near the top of the bracket is provided with the third battery box and the main control box,
the upper communication interface of the third battery box is connected with the upper communication interface of the master control box, and the lower communication interface of the third battery box is connected with the upper communication interface of the adjacent second battery box; the lower communication interface of the main control box is connected with the upper communication interface of the adjacent first battery box;
the lower communication interface of the first battery box arranged close to the bottom of the support is connected with the lower communication interface of the adjacent second battery box.
10. The novel high pressure energy storage device as claimed in any of claims 7-9, wherein said phase connections are via communication lines.
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| CN202010840925.2A CN111953077A (en) | 2020-08-20 | 2020-08-20 | Novel high-voltage energy storage device |
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| CN114221070A (en) * | 2021-11-29 | 2022-03-22 | 系统电子科技（镇江）有限公司 | Modularization energy storage all-in-one |
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