CN112398153A - Energy storage system device - Google Patents

Energy storage system device Download PDF

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Publication number
CN112398153A
CN112398153A CN201910760604.9A CN201910760604A CN112398153A CN 112398153 A CN112398153 A CN 112398153A CN 201910760604 A CN201910760604 A CN 201910760604A CN 112398153 A CN112398153 A CN 112398153A
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CN
China
Prior art keywords
energy storage
battery
storage system
heat
heat dissipation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910760604.9A
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Chinese (zh)
Inventor
曾庆文
陈嘉铨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yongjun Technology Co ltd
Original Assignee
Boneng Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boneng Technology Co ltd filed Critical Boneng Technology Co ltd
Priority to CN201910760604.9A priority Critical patent/CN112398153A/en
Publication of CN112398153A publication Critical patent/CN112398153A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/301Cabinet-type casings; Parts thereof or accessories therefor mainly consisting of a frame onto which plates are mounted
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J15/00Systems for storing electric energy

Abstract

The invention relates to energy storage system equipment which comprises an energy storage cabinet body and a plurality of battery stacks. The internal portion of energy storage cabinet includes the control room, battery compartment and interior partition wall, interior partition wall sets up between control room and battery compartment, separate control room and battery compartment, wherein, the battery compartment is including the lateral wall, the interior plate, holding box and pavement space, intermediate layer between lateral wall and the interior plate forms the heat dissipation compartment, the louvre is seted up to the lateral wall, the vent is seted up to the interior plate, the louvre communicates in the heat dissipation compartment respectively with the vent, the holding box sets up between interior plate and pavement space, the holding box includes the backplate, the heat extraction mouth is seted up to the backplate, the heat extraction mouth corresponds the vent of intercommunication interior plate. A plurality of battery stacks are arranged in the accommodating box.

Description

Energy storage system device
Technical Field
The present disclosure relates to storage devices, and particularly to an energy storage system device.
Background
In order to effectively improve the utilization efficiency, the use elasticity and the strain capacity of the power grid or integrate renewable energy power generation (such as solar power generation, hydroelectric power generation or wind power generation), the energy storage technology has become an indispensable development focus for developing smart power grids and renewable energy application at present, for example, the energy storage device can adjust the situation that the power consumption peak and the power generation peak time period are not matched, so that the utilization rate of renewable energy power generation is effectively improved, and the situation of electricity abandonment or the traditional peak load reduction can be avoided.
Generally, energy storage devices mainly store electric energy through a battery pack, however, the battery pack generates a large amount of heat energy during charging and discharging processes, which causes a temperature of a storage space of the battery pack to continuously increase, and causes a failure or an accident (e.g., a fire) of the battery pack or other devices.
Disclosure of Invention
In view of the foregoing, in one embodiment, the present invention provides an energy storage system device, which includes an energy storage cabinet and a plurality of battery stacks. The energy storage cabinet is internally provided with a control room, a battery room and an inner partition wall, the inner partition wall is arranged between the control room and the battery room, the control room is separated from the battery room, wherein the battery room comprises an outer side wall, an inner side plate, at least one containing box and a walkway space, an interlayer between the outer side wall and the inner side plate forms a heat dissipation partition, at least one heat dissipation hole is formed in the outer side wall, at least one ventilation opening is formed in the inner side plate, the at least one heat dissipation hole and the at least one ventilation opening are respectively communicated with the heat dissipation partition, the containing box is arranged between the inner side plate and the walkway space, the containing box comprises a back plate, at least one heat exhaust opening is formed in the back plate. A plurality of battery stacks are arranged in the accommodating box.
In the energy storage system device according to the present invention, preferably, the outer side wall of the battery chamber is further provided with at least one pair of flow holes, and a height position of the at least one pair of flow holes is lower than a height position of the at least one heat dissipation hole.
In the energy storage system device of the present invention, preferably, the outer sidewall is provided with a maintenance door, and the at least one heat dissipation hole is disposed on the maintenance door.
In the energy storage system device of the present invention, preferably, a row of fans is further disposed at the at least one heat dissipation hole.
In the energy storage system device of the present invention, preferably, the inner partition wall is a fireproof inner partition wall.
In the energy storage system device according to the present invention, preferably, the battery compartment further includes a firewall dividing the battery compartment into a plurality of sections.
In the energy storage system device of the present invention, preferably, the back plate is provided with a plurality of the heat outlets, the inner side plate is provided with a plurality of the ventilation openings, and the heat outlets are respectively and correspondingly communicated with the ventilation openings.
In the energy storage system device of the present invention, preferably, the back plate is provided with a plurality of heat discharging openings, and the at least one ventilation opening of the inner side plate is correspondingly communicated with the heat discharging openings.
In the energy storage system device of the present invention, preferably, the walkway space is further communicated with an air outlet of an air conditioner.
In the energy storage system device according to the present invention, preferably, a power distribution device is disposed in the control room, and the battery stack is electrically connected to the power distribution device.
In summary, according to the energy storage system device of the embodiment of the invention, the heat dissipation compartment is formed in the battery chamber, and the heat exhaust port of the back plate of the accommodating box of the battery stack is communicated with the heat dissipation compartment, so that heat energy generated by the operation of the battery stack can be intensively guided into the heat dissipation compartment and exhausted out of the energy storage cabinet body through the heat dissipation hole on the outer side wall, thereby preventing the battery chamber from being overheated to influence the operation of the battery stack, reducing the load capacity of the air conditioning system, or causing an accident (such as a fire).
Drawings
Fig. 1 is a perspective view of an embodiment of an energy storage system apparatus of the present invention.
Fig. 2 is an internal schematic diagram of an embodiment of an energy storage system device according to the invention.
Fig. 3 is a perspective view of an embodiment of the accommodating box of the invention.
Fig. 4 is a partially exploded perspective view of an embodiment of an energy storage system apparatus of the present invention.
Fig. 5 is a partially exploded perspective view of another embodiment of the energy storage system apparatus of the present invention.
Fig. 6 is a cross-sectional view of fig. 2 taken at 6-6.
Fig. 7 is a cross-sectional view of another embodiment of an energy storage system apparatus of the present invention.
The reference signs are:
1 energy storage system device
10 energy storage cabinet
101 inner partition wall
11 control room
12 power distribution unit
13 ceiling
15 Battery chamber
151 firewall
152 separate compartment
16 outer side wall
161 heat dissipation hole
162 convection hole
163 service door
17 inner side plate
171. 172 vent
18 container
181 backboard
182 heat exhaust port
183 front door
19 walkway spaces
C heat dissipation compartment
20 cell stack
30 exhaust fan
31 suction fan
40 air conditioner
41 air outlet
F arrow
Detailed Description
Various embodiments are described in detail below, however, the embodiments are only used as examples and do not limit the protection scope of the present invention. In addition, the drawings in the embodiments omit some components to clearly show the technical features of the present invention. The same reference numbers will be used throughout the drawings to refer to the same or like components.
Fig. 1 is a perspective view of an embodiment of an energy storage system device of the invention, and fig. 2 is an internal schematic view of the embodiment of the energy storage system device of the invention. As shown in fig. 1 and fig. 2, the energy storage system device 1 of the present embodiment includes an energy storage cabinet 10 and a plurality of battery stacks 20. The battery stacks 20 of the energy storage system device 1 may be used to store electric energy generated by a power grid or a renewable energy device (e.g., a solar power generation device, a hydroelectric power generation device, or a wind power generation device), so as to greatly improve the power generation utilization rate of the power grid and the renewable energy device.
As shown in fig. 1 and fig. 2, the energy storage system apparatus 1 of the embodiment is a large energy storage apparatus, for example, the energy storage cabinet 10 of the energy storage system apparatus 1 is a large container (e.g. a container with a length of 20 feet (feet), 40 feet or 45 feet, etc.) or other material and size box, and can be placed in an indoor space or an outdoor space, but not limited thereto, the energy storage system apparatus 1 may also be a large energy storage station. The energy storage cabinet 10 has a plurality of independent spaces therein, in the embodiment, the energy storage cabinet 10 includes a control room 11, a battery room 15 and an inner partition wall 101, and a ceiling 13 of the energy storage cabinet 10 is omitted in fig. 1 to clearly show the internal structure of the energy storage cabinet 10. The inner partition wall 101 is a partition wall inside the energy storage cabinet 10, and the inner partition wall 101 is disposed between the control room 11 and the battery room 15 to partition the control room 11 from the battery room 15, that is, the inner partition wall 101 partitions the inside of the energy storage cabinet 10 into the control room 11 and the battery room 15. In some embodiments, the inner partition wall 101 may be a fireproof inner partition wall, for example, the inner partition wall 101 may be a wall made of incombustible material (e.g., concrete, brick, hollow brick, tile, stone, steel, aluminum, glass, fiberglass, mineral wool, ceramics, mortar, or lime, which is not burned, melted, broken, and deformed by fire heat, and generates harmful gas), so as to effectively avoid expanding the disaster influence range when the control room 11 or the battery room 15 is in a fire.
As shown in fig. 2, in the present embodiment, the battery compartment 15 includes a plurality of outer side walls 16, a plurality of inner side plates 17, a plurality of accommodating boxes 18, and a walkway space 19, and the plurality of accommodating boxes 18 are disposed inside the battery compartment 15. Referring to fig. 3, which is a perspective view of an embodiment of the receiving box of the present invention, in the embodiment, each receiving box 18 may be a box body, and each receiving box 18 receives a plurality of battery stacks 20 therein, for example, each receiving box 18 has a front door 183, and during the installation of the battery stacks 20, a worker can open the front door 183 and place a plurality of battery stacks 20 into each receiving box 18, and then close the front door 183 to complete the installation.
In some embodiments, each of the battery stacks 20 may be an electrochemical cell (e.g., a battery including lead-acid, lithium, sodium, nickel, or flow battery), which utilizes the electrochemical potential stored in the cell, electrode, or electrolyte for rapid charging and discharging. A power distribution device 12 is disposed in the control room 11, for example, the power distribution device 12 may include a feeder, a disconnector, a circuit breaker, a power transformer, etc., and the power distribution device 12 is electrically connected to each battery stack 20 in each housing box 18 for switching off, on, changing or adjusting the voltage.
As shown in fig. 2 and fig. 1, in the present embodiment, the battery compartment 15 further has a firewall 151 therein, the firewall 151 divides the battery compartment 15 into two parts, that is, the battery compartment 15 is further divided into two independent compartments 152, each independent compartment 152 stores a plurality of accommodating boxes 18 for energy storage operation, wherein the fire-proof wall 151 may also be a wall made of incombustible material (e.g., concrete, brick, hollow brick, tile, stone, steel, aluminum, glass, fiberglass, mineral wool, ceramics, mortar, lime, or the like which does not burn, melt, crack, deform, or generate harmful gas due to heat of fire), so that in the event of a fire in one of the separate compartments 152 of the battery compartment 15, the disaster can be effectively prevented from spreading to another independent compartment 152 or the control room 11, so that the battery stack 20 in the other independent compartment 152 can still continue to perform the energy storage operation.
As shown in fig. 1 and 2, each independent compartment 152 of the battery compartment 15 is provided with two outer side walls 16, two inner side plates 17 and a plurality of accommodating boxes 18, the two outer side walls 16 are respectively located on the outer walls on two opposite sides of the independent compartment 152, the two inner side plates 17 are respectively adjacent to the two outer side walls 16, an interlayer between each inner side plate 17 and the adjacent outer side wall 16 forms a heat dissipation compartment C, and the walkway space 19 is between the two inner side plates 17 and isolated and disconnected from the heat dissipation compartment C. Referring to fig. 1 to 4, in the present embodiment, each outer sidewall 16 is provided with a heat dissipation hole 161 to communicate with the external space of the energy storage cabinet 10, each inner sidewall 17 is provided with a ventilation opening 171, and the heat dissipation hole 161 and the ventilation opening 171 are respectively communicated with each heat dissipation compartment C. The plurality of accommodating boxes 18 are respectively arranged between the inner side plate 17 and the walkway space 19, each accommodating box 18 includes a back plate 181, the back plate 181 is positioned at the opposite side of the front door 183, wherein the front door 183 faces the walkway space 19, so that a worker can conveniently repair or replace the battery stack 20 in the walkway space 19. The back plate 181 of each accommodating box 18 is provided with a heat discharging opening 182, and the heat discharging opening 182 is correspondingly communicated with the ventilation opening 171 of each inner side plate 17, so that the heat energy generated by the operation of the battery stack 20 in each accommodating box 18 is intensively guided into each heat dissipating compartment C from the heat discharging opening 182 and is discharged out of the energy storage cabinet body 10 from the heat dissipating holes 161 of the outer side wall 16.
As shown in fig. 1 to 4, in the present embodiment, the plurality of accommodating boxes 18 in each independent compartment 152 of the battery compartment 15 respectively lean against the two inner side plates 17, and here, four accommodating boxes 18 lean against each inner side plate 17, but the present invention is not limited thereto. The back plate 181 of each accommodating box 18 is provided with a plurality of heat discharging openings 182, wherein the plurality of heat discharging openings 182 can be arranged in a linear manner (as shown in fig. 4), a non-linear manner or a matrix manner, each inner side plate 17 has a plurality of ventilation openings 171 corresponding to the plurality of heat discharging openings 182 respectively, so that the heat generated by the operation of the battery stacks 20 of each accommodating box 18 can be directly introduced into each heat dissipating compartment C from the heat discharging openings 182 without being transferred to the walkway space 19, and the heat introduced into each heat dissipating compartment C can be discharged out of the energy storage cabinet body 10 from the heat dissipating holes 161 of the outer side wall 16 to exchange heat with the outside, thereby achieving the natural heat dissipating effect, and preventing the battery chamber 15 from being overheated to affect the operation of the battery stacks 20 and the occurrence of accidents (such as fire), while preventing the indoor temperature of the walkway space 19 from being increased by the heat generated from the operation of the battery stack 20.
However, the above embodiments are only examples, as shown in fig. 5, in another embodiment, the ventilation opening 172 of the inner side plate 17 in the battery compartment 15 may be a large-area hole to cover a plurality of heat discharging openings 182 on the back plate 181 of each accommodating box 18, for example, the ventilation opening 172 is an elongated hole, but may also be a hole with other shapes (e.g., square or rectangular). In this embodiment, compared to the embodiment of fig. 4, it is possible to avoid that the ventilation opening 172 does not correctly correspond to each heat discharging opening 182 due to the manufacturing error of the inner side plate 17, thereby reducing the manufacturing difficulty, and in addition, the inner side plate 17 is more easily suitable for the accommodating boxes 18 with different arrangement of the heat discharging openings 182.
As shown in fig. 1, 2, 4 and 6, wherein fig. 6 is a cross-sectional view of fig. 2 taken along line 6-6. In the embodiment, each outer sidewall 16 of the battery compartment 15 is further provided with a convection hole 162, and the height position of the convection hole 162 is lower than the height position of the heat dissipation hole 161, when the heat energy generated by the operation of the battery stack 20 in each accommodating box 18 is intensively introduced into each heat dissipation compartment C from the heat discharge port 182 via the ventilation port 171, the hot air in each heat dissipation compartment C can rise and be discharged from the heat dissipation hole 161, and the cold air outside the energy storage cabinet 10 can enter each heat dissipation compartment C through the convection hole 162, so as to achieve the effect of generating natural convection (as shown by arrow F in fig. 6) to accelerate the temperature reduction.
As shown in fig. 7, in some embodiments, an exhaust fan 30 may be further disposed at each heat dissipation hole 161 on the outer sidewall 16 of the battery compartment 15, so that when the exhaust fan 30 operates, the hot air in each heat dissipation compartment C can be exhausted at an accelerated speed, and meanwhile, the external cold air can enter each heat dissipation compartment C from the convection hole 162 at an accelerated speed, thereby achieving the effect of heat dissipation and convection. In addition, the exhaust fans 31 may be disposed at the pairs of flow holes 162 on the outer sidewall 16 of the battery chamber 15 to further accelerate the heat dissipation and convection effects.
In some embodiments, each of the inner side plates 17 may be a fire-proof plate made of non-combustible material (e.g., concrete, brick, hollow brick, tile, stone, steel, aluminum, glass, fiberglass, mineral wool, ceramics, mortar, lime, etc., which is not burned, melted, broken and deformed by fire heat, and generates harmful gas), so that when a fire occurs in the battery compartment 15, the disaster can be effectively prevented from spreading to the outside of the heat dissipation compartment C or the energy storage cabinet 10. However, this is not limited thereto, and the inner plates 17 may be made of other materials.
As further shown in fig. 6 and 7, in some embodiments, the walkway space 19 of the battery chamber 15 may also be communicated with the air outlet 41 of the air conditioner 40 to introduce cold air into the walkway space 19 to reduce the indoor temperature, so as to further avoid the battery chamber 15 from overheating. In addition, since the walkway space 19 and the heat dissipation compartments C are isolated from each other, the heat generated by the operation of the battery stacks 20 of the accommodating boxes 18 is not transferred to the walkway space 19, and thus the load capacity of the air conditioner 40 can be greatly reduced, thereby further achieving the effect of energy saving and power saving.
As further shown in fig. 1, in some embodiments, each outer sidewall 16 of the battery compartment 15 may be provided with a maintenance door 163, and the heat dissipation hole 161 is disposed on the maintenance door 163, so that a worker can open the maintenance door 163 from the outside of the energy storage cabinet 10 to perform maintenance or replacement on the related equipment inside the battery compartment 15.
In summary, according to the energy storage system device 1 of the embodiment of the invention, the heat dissipation compartment C is formed in the battery chamber 15, and the heat discharging opening 182 of the back plate 181 of the accommodating box 18 of the battery stack 20 is communicated with the heat dissipation compartment C, so that the heat energy generated by the operation of the battery stack 20 can be intensively guided into the heat dissipation compartment C and discharged out of the energy storage cabinet 10 through the heat dissipating hole 161 of the outer sidewall 16, thereby preventing the battery chamber 15 from being overheated to affect the operation of the battery stack 20, reducing the load capacity of the air conditioning system, or causing an accident (e.g. a fire).
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. An energy storage system device, comprising:
an energy storage cabinet body, which comprises a control room, a battery room and an inner partition wall inside, wherein the inner partition wall is arranged between the control room and the battery room to separate the control room and the battery room, the battery room comprises an outer side wall, an inner side plate, at least one accommodating box and a walkway space, an interlayer between the outer side wall and the inner side plate forms a heat dissipation compartment, the outer side wall is provided with at least one heat dissipation hole, the inner side plate is provided with at least one ventilation hole, the at least one heat dissipation hole and the at least one ventilation hole are respectively communicated with the heat dissipation compartment, the at least one accommodating box is arranged between the inner side plate and the walkway space, the at least one accommodating box comprises a back plate, the back plate is provided with at least one heat exhaust hole, and the at least one heat exhaust hole is correspondingly communicated with the at least one ventilation hole of the inner side plate; and
a plurality of battery stacks arranged in the at least one accommodating box.
2. The energy storage system apparatus of claim 1, wherein the outer sidewall of the battery chamber further defines at least one pair of flow holes, and a height of the at least one pair of flow holes is lower than a height of the at least one heat dissipation hole.
3. The energy storage system apparatus of claim 1, wherein the outer sidewall has a maintenance door, and the at least one heat dissipation aperture is disposed in the maintenance door.
4. The energy storage system apparatus of claim 1 wherein the at least one heat sink further comprises an array of fans.
5. The energy storage system apparatus of claim 1, wherein the inner partition wall is a fire resistant inner partition wall.
6. The energy storage system device of claim 1, wherein the battery compartment further comprises a firewall that divides the battery compartment into a plurality of sections.
7. The energy storage system apparatus according to claim 1, wherein the back plate defines a plurality of the heat outlets, the inner plate defines a plurality of the ventilation openings, and the heat outlets are respectively and correspondingly connected to the ventilation openings.
8. The energy storage system apparatus of claim 1, wherein the back plate defines a plurality of heat exhaust openings, and the at least one ventilation opening of the inner side plate is correspondingly connected to the heat exhaust openings.
9. The energy storage system apparatus of claim 1 wherein the walkway space is further connected to an air outlet of an air conditioning apparatus.
10. The energy storage system apparatus of claim 1 wherein a power distribution device is disposed within the control room, the battery stack being electrically connected to the power distribution device.
CN201910760604.9A 2019-08-16 2019-08-16 Energy storage system device Pending CN112398153A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910760604.9A CN112398153A (en) 2019-08-16 2019-08-16 Energy storage system device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910760604.9A CN112398153A (en) 2019-08-16 2019-08-16 Energy storage system device

Publications (1)

Publication Number Publication Date
CN112398153A true CN112398153A (en) 2021-02-23

Family

ID=74603104

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910760604.9A Pending CN112398153A (en) 2019-08-16 2019-08-16 Energy storage system device

Country Status (1)

Country Link
CN (1) CN112398153A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113611953A (en) * 2021-08-31 2021-11-05 上海寰宇物流科技有限公司 Detachable battery constant temperature cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113611953A (en) * 2021-08-31 2021-11-05 上海寰宇物流科技有限公司 Detachable battery constant temperature cabinet

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Effective date of registration: 20220915

Address after: No. 140, Lilunping, Lunping, Guanyin District, Taoyuan City, Taiwan, China

Applicant after: Yongjun Technology Co.,Ltd.

Address before: 69 Tianmu North Road, Shilin District, Taipei, Taiwan, China

Applicant before: Boneng Technology Co.,Ltd.

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