TWM625834U - Energy storage cabinet with fire extinguishing system - Google Patents

Abstract

An energy storage cabinet with a fire extinguishing system, comprising: a cabinet body with an inner bottom surface; a shelf, a distance between the bottom and the inner bottom surface is maintained, and an accommodating space is formed in the cabinet body; a plurality of energy storage units A plurality of electric wires are stored in the accommodating space; and a fire extinguishing system includes a plurality of sprinklers; when one of the energy storage units catches fire, the fire extinguishing system sprays at least one of the energy storage units with a fire extinguishing liquid through the sprinkler head, And the fire extinguishing liquid flows into the accommodating space and submerges the electric wire. In this way, in addition to fast extinguishing, at the same time, by storing the extinguishing liquid in the accommodating space to drown the electric wire, the fire can also be prevented from spreading to other unfired energy storage units through the electric wire, thereby avoiding the loss of further energy storage units. expand.

Description

Energy storage cabinet with fire extinguishing system

This creation is about an energy storage cabinet, especially an energy storage cabinet with a fire extinguishing system.

Limited by the intermittent problems of renewable energy and the official launch of the power trading platform of Taiwan Electric Power Co., Ltd., the importance of automatic frequency control (AFC) frequency regulation services and energy storage systems has followed rise.

Taking the energy storage cabinet as an example, since a large number of batteries will be placed in the energy storage cabinet, and the battery will generate a large amount of heat energy during the charging and discharging process, which may even lead to a fire.

In order to effectively extinguish the fire and reduce the loss of combustion when a fire starts A container-type energy storage battery station with flame-retardant and fire-extinguishing functions is mainly used to set up a plurality of mutually physically isolated and fire-proof isolation chambers in the container box, and match the water inlet pipe to extinguish the fire.

Other fire-extinguishing methods are provided by Chinese Patent Publication No. CN 113230560 A for a method for fire-extinguishing and explosion-proofing of lithium-ion electrochemical energy storage systems mainly with multi-level fire warnings, while Chinese Patent Publication No. CN 113193261 A provides A lithium battery energy storage system liquid-cooled fire-fighting combined management and control system and management and control method, a multi-purpose pipeline structure of a battery energy storage system provided by Chinese Patent Publication No. CN 112864495 A, and a multi-purpose pipeline structure provided by Chinese Patent Publication No. CN 110772732 A A container-type lithium battery energy storage system with fire protection function and a fire protection device thereof, and the Outdoor Energy Storage System Cabinet and The Outdoor Energy Storage System uses its own pipeline settings to extinguish fires with gas or liquid.

However, in most of the aforementioned patent cases, only the battery on fire is extinguished, and the effect is still quite limited in how to prevent the flame from spreading to the adjacent battery along the wire connecting the battery.

Therefore, the author proposes an energy storage cabinet with a fire extinguishing system for storing a plurality of energy storage units. The energy storage cabinet with a fire extinguishing system includes: a cabinet body with an inner bottom surface; a storage rack arranged in the cabinet In the cabinet, the energy storage unit is arranged on the storage rack, and a distance is maintained between the bottom of the storage rack and the inner bottom surface, and a accommodating space is formed in the cabinet body; a plurality of wires are electrically connected to adjacent the energy storage unit, and the electric wire is stored in the accommodating space; and a fire extinguishing system, including a main line and a plurality of nozzles, the nozzles are communicated through the main line and correspond to the energy storage units respectively, to Selectively spray a fire extinguishing liquid from the main line to the energy storage units; when one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid through the sprinkler to at least one of the energy storage units, and the The fire-extinguishing liquid flows into the accommodating space and floods the electric wires.

The creator proposes another energy storage cabinet with a fire extinguishing system, which includes: a cabinet body with an inner bottom surface; a storage rack disposed in the cabinet body, and a distance between the bottom of the storage rack and the inner bottom surface is maintained , and an accommodating space is formed in the cabinet; a plurality of energy storage units are arranged on the rack; a plurality of electric wires are electrically connected to the adjacent energy storage units, and the electric wires are stored in the accommodating space and a fire extinguishing system, comprising a main line and a plurality of nozzles, the nozzles are communicated through the main line and correspond to the energy storage units respectively, to selectively spray a fire extinguishing agent from the main line toward the energy storage unit liquid; when one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid to at least one of the energy storage units through the nozzle, and the fire extinguishing liquid flows into the accommodating space to submerge the wires.

Further, the cabinet has a horizontal direction and a height direction that are perpendicular to each other, and some of the energy storage units are arranged adjacent to each other in the horizontal direction, and some of the energy storage units are arranged adjacent to the height direction. The main line extends along the horizontal direction, the fire extinguishing system includes a plurality of secondary lines extending from the main line along the height direction, the nozzles are arranged on the secondary pipelines and correspond to the energy storage units one by one, and the nozzles pass through The secondary line communicates with the main line.

Further, the cabinet has an inner side, a side gap is maintained between the rack and the inner side, and the spray head is located in the side gap.

Further, the fire extinguishing system includes a liquid storage tank, a pump, a detection unit and a control unit, the liquid storage tank stores the fire extinguishing liquid, the main line is connected to the liquid storage tank through the pump, and the detection liquid is stored in the liquid storage tank. The detection unit is arranged in the cabinet to assist the control unit to detect fire, and the control unit signal is connected to the pump and the energy storage unit; when the control unit detects one of the energy storage units through the detection unit When a fire occurs, the control unit controls the energy storage unit to power off, and controls the pump to pump the fire extinguishing liquid into the main line from the liquid storage tank.

Further, the energy storage unit has a casing with a plurality of holes on the casing, and the spray head is a water mist spray head, and the spray head extends into the energy storage unit through the holes.

Wherein, when one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid to all the energy storage units through the nozzle.

Further, the rack and an inner side surface and an inner top surface of the cabinet body maintain a side gap and a top surface gap respectively, and a heat dissipation and temperature equalization system includes an air conditioner and an air curtain, and the air conditioner is arranged in the cabinet. one end of the body, the air curtain is adjacent to the inner top surface and/or the inner bottom surface and corresponds to the shelf, A first air flow direction formed by the air curtain circulates in the side gap, the top surface gap and the accommodating space to dissipate heat.

Wherein, the cabinet has a length direction and a width direction, the number of the rack, the air curtain and the air conditioner is at least two respectively, the air curtain and the rack extend along the length direction, and at least two racks They are arranged at intervals in the width direction, and at least two air curtains are also arranged at intervals in the width direction to correspond to the at least two racks respectively. The energy storage units are arranged adjacent to each other in the length direction; A second air flow direction is toward the rack along the length direction, and the second air flow direction formed by at least one other air conditioner is adjacent to the rack along the width direction; adjacent to the rack in the width direction There is a passageway between the at least two racks, and the first air flow direction and the second air flow direction at least partially overlap.

Wherein, the energy storage unit has a shell, and the shell has a plurality of holes, and the first air flow direction circulates in the side clearance, the top clearance, the accommodating space and the holes.

According to the above-mentioned technical features, the following effects can be preferably achieved:

1. When the energy storage unit catches fire, the fire extinguishing system can quickly put out the fire. At the same time, the fire extinguishing liquid flowing down the rack and the energy storage unit is stored in the accommodation space to flood the wires, and it can also prevent the fire from spreading to others through the wires. Energy storage units that have not yet caught fire to avoid further expansion of losses.

2. With the main pipeline and the secondary pipeline, each nozzle can be corresponded to the energy storage unit to effectively extinguish the fire on the energy storage unit.

3. The sprinkler is made of fine water mist sprinkler, which is matched with the holes on the energy storage unit to facilitate the injection of fire extinguishing liquid and effectively absorb heat, so as to prevent the fire from smoldering inside the energy storage unit.

4. The air curtain can effectively assist the heat dissipation on the vertical ground and further save energy without limiting the position of the rack, and it does not require additional air supply pipes, which can further simplify the equipment and reduce the cost.

5. There are side gaps, top surface gaps and accommodating spaces between the cabinet and the racks to ensure that the first air flow direction does completely bypass the racks, effectively dissipating heat from the energy storage units above, below and on the sides of the racks , and further matched with the holes on the energy storage unit, it can produce a better heat dissipation effect on the energy storage unit.

6. There is a walkway on at least one side of the rack, which is convenient for users to walk in the cabinet.

7. The first air flow direction and the second air flow direction at least partially overlap, which can ensure that the two will not interfere with each other and enhance the flow strength of the air.

8. The energy storage units are arranged in the horizontal direction, and the air curtain also extends in the horizontal direction to ensure that the heat dissipation of adjacent energy storage units will not affect each other.

9. According to the type and needs, the air curtain can be adjacent to the inner top surface and/or the inner bottom surface, which is more convenient to implement.

1,1a: Cabinet

11: inner bottom surface

12: inner side

13,13a: inner top surface

2: Shelf

21, 21a: accommodating space

22, 22a: Side clearance

23,23a: Top surface clearance

3: Energy storage unit

31: Shell parts

32: Holes

4: aisle

5: Cooling and uniform temperature system

51,51a: Air Curtain

52: Air conditioner

6: Fire Extinguishing System

61: Reservoir

62: Pump

63: Detection unit

64: Control unit

65: Main Line

66: Secondary pipeline

67: Sprinkler

[Figure 1] is a three-dimensional external view of the first embodiment of this creation.

[The second picture] is a partial enlarged view of the first embodiment of this creation, showing the accommodation space.

[The third picture] is a three-dimensional appearance view of the other direction of the first embodiment of the present invention.

[FIG. 4] is a three-dimensional appearance view of the energy storage unit of the first embodiment of the present invention.

[Figure 5] is a schematic diagram of the implementation of the first embodiment of the present invention, showing the first air flow direction.

[Picture 6] is a top view of the first embodiment of this creation.

[Fig. 7] is a partial enlarged view of the first embodiment of the present invention from a top view.

[Figure 8] is the system block diagram of the first embodiment of the present invention.

[Figure 9] is a schematic diagram of the implementation of the second embodiment of the present invention, showing the first air flow direction.

Combining the above technical features, the main functions of the energy storage cabinet with fire extinguishing system of the present invention will be clearly presented in the following embodiments.

Please refer to the first and second figures, which show the first embodiment of an energy storage cabinet with a fire extinguishing system of the present invention, comprising: a cabinet body 1 having an adjacent inner bottom surface 11 , an inner side surface 12 and an inner The top surface 13, the cabinet 1 is a rectangular parallelepiped, and has a length direction, a width direction and a height direction that are perpendicular to each other, the length direction and the width direction are both horizontal and can be regarded as a horizontal direction respectively.

A rack 2 is installed in the cabinet 1 . A distance is maintained between the bottom of the rack 2 and the inner bottom surface 11 , and an accommodating space 21 is formed in the cabinet 1 , and the rack 2 and A side surface gap 22 and a top surface gap 23 are respectively maintained between the inner side surface 12 and the inner top surface 13 . Preferably, the rack 2 communicates with the accommodating space 21 , that is, the top of the rack 2 can directly lead to the accommodating space 21 .

Please refer to the first, third and fourth figures, a plurality of energy storage units 3 are stored on the storage rack 2, the energy storage unit 3 has a shell 31, and the shell 31 has a plurality of holes 32, The holes can be of different types. In more detail, the rack 2 extends along the length direction and is a multi-layer shelf, so that some of the energy storage units 3 are arranged adjacent to each other in the length direction, and some of the energy storage units 3 are arranged adjacent to each other in the length direction. are arranged adjacent to each other in the height direction.

In this embodiment, two rows of the racks 2 are arranged adjacent to each other in the width direction, and the side gap 22 between the two rows of the racks 2 is used as a walkway 4, and iron sheets can be laid as required. Wait etc., to facilitate the user's walking in the cabinet 1 . In actual implementation, the shape of the cabinet 1 can also be, for example, a cylinder, a triangular cylinder, etc.; and in terms of the number of the racks 2, except that there are two seats separated by the aisle 4 as in the present embodiment. The rack 2 can also be provided with only one rack 2, and the side gap 22 can be directly used as the aisle 4, or more than three racks 2 can be provided, and there are multiple aisles 4, etc. , this creation is not limited.

Please refer to the third, fifth and sixth figures. A heat dissipation and temperature equalization system 5 is installed in the cabinet 1. The heat dissipation and temperature equalization system 5 includes an air curtain 51 (air door) and an air conditioner 52. In the formula, only its appearance is simply indicated. The air conditioner 52 is disposed at one end of the cabinet 1, and the air curtain 51 is disposed in the cabinet 1 and corresponds to the rack 2. The air curtain 51 extends and is arranged along the horizontal direction. In this embodiment, the The air curtain 51 is adjacent to the inner bottom surface 11 and located in the accommodating space 21 . Since there are two racks 2, the air curtains 51 can preferably be arranged in two rows to correspond to the two racks 2 respectively, and to ensure that the heat dissipation of the adjacent energy storage units 3 will not affect each other. There are also two air conditioners 52 , which are respectively arranged at both ends of the cabinet 1 .

A first air flow direction formed by the air curtain 51 circulates in the side gap 22 , the top surface gap 23 and the accommodating space 21 to dissipate heat, and the first air flow direction and a first air flow direction formed by the air conditioner 52 The two air flow directions are at least partially overlapped, which can ensure that the two will not interfere with each other and enhance the flow strength of the air. In more detail, the second air flow direction formed by one of the air conditioners 52 faces the rack 2 along the length direction, and the second air flow direction formed by the other air conditioner 52 is along the length direction. Adjacent to the rack 2 in the width direction can effectively enhance the heat dissipation effect.

Please refer to Figures 4 to 6. In Figure 5, the main first air flow direction is simply indicated by arrows. In fact, due to the holes 32 on the energy storage unit 3, the first air flow direction It circulates in the side clearance 22 , the top clearance 23 , the accommodating space 21 and the hole 32 .

Since the side gap 22 , the top surface gap 23 and the accommodating space 21 are kept between the cabinet 1 and the storage rack 2 , it is ensured that the first air flow direction really completely circles the storage rack 2 , effectively preventing the storage of objects. The energy storage units 3 above, below and on the side of the rack 2 are used for heat dissipation, and further matched with the holes 32 on the energy storage units 3 , a better heat dissipation effect can be produced for the energy storage units 3 .

The air curtain 51 can effectively assist the heat dissipation in the height direction, strengthen the air flow, and further save the electric energy required by the air conditioner 52 without restricting the position of the rack 2 , and can Simplify equipment and reduce costs.

Please refer to Figures 5 to 8, a fire extinguishing system 6 is installed in the cabinet 1, and a plurality of wires (not shown) are electrically connected to the adjacent energy storage units 3, and the wires are stored in the cabinet 1. in the accommodating space 21 . The fire extinguishing system 6 includes a liquid storage tank 61 , a pump 62 , a detection unit 63 , a control unit 64 , a main line 65 , a plurality of secondary lines 66 and a plurality of spray heads 67 .

The liquid storage tank 61 stores a fire extinguishing liquid, such as water. The detection unit 63 is disposed in the cabinet 1 to assist the control unit 64 to detect fire, and the control unit 64 connects the pump 62 and the energy storage unit 3 with a signal. The main line 65 communicates with the liquid storage tank 61 via the pump 62 , and the spray head 67 communicates with the main line 65 via the secondary line 66 . Preferably, the detection unit 63 is a tube parallel to the main line 65 , and a plurality of through holes (not shown) are provided corresponding to the energy storage unit 3 .

The main line 65 extends along the horizontal direction, the secondary line 66 extends from the main line 65 along the height direction, the nozzles 67 are disposed on the secondary line 66 and correspond to the energy storage units 3 one by one, and The spray head 67 is located in this side gap 22 . Preferably, the spray head 67 is a water mist spray head, and the spray head 67 can extend into the energy storage unit 3 through the hole 32 [please refer to the second picture for the hole 32 ].

When one of the energy storage units 3 is on fire, that is, when the detection unit 63 detects that one of the energy storage units 3 is on fire, the control unit 64 controls the energy storage unit 3 to power off, and controls the pump 62 to automatically The liquid storage tank 61 injects the fire extinguishing liquid into the main line 65 , and then sprays the fire extinguishing liquid to all the energy storage units 3 through the spray head 67 . More specifically, the detection unit 63 obtains the smoke from one of the energy storage units 3 through the through hole, the detection unit 63 may have its own processor to identify the smoke and connect the control unit 64 with a signal. The unit 64 can be an external computer or integrated in the cabinet 1 together with the processor of the detection unit 63; or, the detection unit 63 is only a pipe, and the smoke is sent to the control unit 64 for identification, so as to carry out Follow-up action.

Due to the holes 32 on the energy storage unit 3, the fire extinguishing liquid can enter the energy storage unit 3 from the holes 32 and absorb heat effectively to prevent the fire from smoldering inside the energy storage unit 3. The liquid flows into the accommodating space 21 along the shelf 2 or drops directly into the accommodating space 21 to submerge the wires. Preferably, the control unit 64 can also signally connect the air conditioner 52 and the air curtain 51, or even any other equipment in the cabinet 1 that requires electricity, so as to avoid electric leakage inside the cabinet 1 when spraying the fire extinguishing liquid. .

In the eighth figure, the dotted line simply indicates the transmission of the signal, and the solid line simply indicates the flow direction of the fire extinguishing liquid.

When the energy storage unit 3 is on fire, the fire extinguishing system 6 can quickly extinguish the fire. At the same time, the accommodating space 21 stores the fire extinguishing liquid flowing down the storage rack 2 and the energy storage unit 3 to prevent Submerging the wires can also prevent the fire from spreading through the wires to the other energy storage units 3 that are not yet on fire, so as to avoid further expansion of losses. In addition, since the air curtain 51 is just located in the accommodating space 21 in this embodiment, the fire extinguishing liquid will also submerge the air curtain 51 to prevent the air curtain 51 from catching fire and exploding, and also avoiding the expansion of losses.

Please refer to the ninth figure, which discloses the second embodiment of the energy storage cabinet with a fire extinguishing system of the present invention. The difference between this embodiment and the first embodiment is that in the first embodiment [please match the first embodiment] Fig. 5], the air curtain 51 is adjacent to the inner bottom surface 11; in this embodiment, the air curtain 51a is adjacent to the inner top surface 13a of the cabinet 1a.

Similar to the first embodiment, the first air flow direction in this embodiment also circulates in the side gap 22a, the top surface gap 23a and the accommodating space 21a to dissipate heat.

In actual implementation, it is possible to decide where to install the air curtain 51a according to whether the air curtain 51a has a stronger inhaling force or a stronger blowing force, or a user's requirement, which is more convenient for implementation.

Based on the descriptions of the above-mentioned embodiments, one can fully understand the operation, use and effects of the present creation, but the above-mentioned embodiments are only the preferred embodiments of the present creation, and should not limit the implementation of the present creation. The scope, that is, the simple equivalent changes and modifications made according to the scope of the patent application and the description of the creation, are all within the scope of the creation.

1: Cabinet

11: inner bottom surface

12: inner side

13: inner top surface

2: Shelf

21: accommodating space

22: Side Clearance

23: Top surface clearance

3: Energy storage unit

4: aisle

52: Air conditioner

62: Pump

63: Detection unit

64: Control unit

65: Main Line

66: Secondary pipeline

67: Sprinkler

Claims (10)

An energy storage cabinet with a fire extinguishing system for storing a plurality of energy storage units, the energy storage cabinet with a fire extinguishing system comprises: a cabinet body with an inner bottom surface; The unit is arranged on the storage rack, and a distance is maintained between the bottom of the storage rack and the inner bottom surface, and a accommodating space is formed in the cabinet body; a plurality of wires are electrically connected to the adjacent energy storage units, And the electric wire is stored in the accommodating space; and a fire extinguishing system includes a main line and a plurality of nozzles, the nozzles are communicated through the main line and correspond to the energy storage units respectively, and are directed toward the storage in a selective manner. The energy unit sprays a fire extinguishing liquid from the main line; when one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid to at least one of the energy storage units through the nozzle, and the fire extinguishing liquid flows into the accommodating space while flooding the wires. An energy storage cabinet with a fire extinguishing system, comprising: a cabinet body with an inner bottom surface; a storage rack arranged in the cabinet body, a distance between the bottom of the storage rack and the inner bottom surface is maintained, and in the cabinet body A accommodating space is formed in the middle; a plurality of energy storage units are arranged on the rack; a plurality of electric wires are electrically connected to the adjacent energy storage units, and the electric wires are stored in the accommodating space; and a fire extinguishing system , including a main line and a plurality of nozzles, the nozzles are communicated through the main line and correspond to the energy storage units respectively, to selectively spray a fire extinguishing liquid from the main line toward the energy storage units. When one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid to at least one of the energy storage units through the nozzle, and the fire extinguishing liquid flows into the accommodating space to flood the wires. The energy storage cabinet with a fire extinguishing system according to claim 2, further, the cabinet has a horizontal direction and a height direction that are perpendicular to each other, and some of the energy storage units are arranged adjacent to each other in the horizontal direction, and some of the energy storage units are arranged adjacent to each other in the horizontal direction. The energy storage units are adjacently arranged in the height direction, the main line extends along the horizontal direction, the fire extinguishing system includes a plurality of secondary pipelines extending from the main line along the height direction, and the sprinkler head is arranged on the secondary pipe The lines correspond to the energy storage units one by one, and the spray head communicates with the main line via the secondary line. The energy storage cabinet with a fire extinguishing system according to claim 2, further, the cabinet body has an inner side surface, a side gap is maintained between the storage rack and the inner side surface, and the sprinkler head is located in the side gap. The energy storage cabinet with a fire extinguishing system according to claim 2, further, the fire extinguishing system comprises a liquid storage tank, a pump, a detection unit and a control unit, and the liquid storage tank stores the fire extinguishing liquid, The main line is connected to the liquid storage tank through the pump, the detection unit is arranged in the cabinet to assist the control unit to detect fire, and the control unit signal connects the pump and the energy storage unit; when the control unit When the unit detects that one of the energy storage units is on fire through the detection unit, the control unit controls the energy storage unit to power off, and controls the pump to pump the fire extinguishing liquid into the main line from the liquid storage tank. The energy storage cabinet with a fire extinguishing system according to claim 2, further, the energy storage unit has a shell, the shell has a plurality of holes, and the spray head is a water mist spray head, and the spray head passes through the The hole extends into the energy storage unit. The energy storage cabinet with a fire extinguishing system according to claim 2, wherein when one of the energy storage units catches fire, the fire extinguishing system sprays the fire extinguishing liquid to all the energy storage units through the nozzle. The energy storage cabinet with a fire extinguishing system as described in claim 2, further, the rack and an inner side surface and an inner top surface of the cabinet body maintain a side gap and a top surface gap, respectively, and a heat dissipation and temperature equalization system includes: An air conditioner and an air curtain, the air conditioner is installed at one end of the cabinet, the air curtain is adjacent to the inner top surface and/or the inner bottom surface and corresponds to the shelf, a first air flow formed by the air curtain The direction circulates in the side clearance, the top clearance and the accommodating space to dissipate heat. The energy storage cabinet with a fire extinguishing system according to claim 8, wherein the cabinet has a length direction and a width direction, the number of the rack, the air curtain and the air conditioner is at least two, and the air curtain And the storage racks extend along the length direction, at least two storage racks are arranged at intervals in the width direction, and at least two air curtains are also arranged at intervals in the width direction to correspond to the at least two storage racks respectively, and the energy storage unit is in the width direction. Arranged adjacent in the length direction; a second air flow direction formed by at least one of the air conditioners faces the rack along the length direction, and the second air flow direction formed by at least another air conditioner is along the width direction The racks are adjacent to each other; there is a passageway between the at least two racks adjacent in the width direction, and the first air flow direction and the second air flow direction at least partially coincide. The energy storage cabinet with a fire extinguishing system according to claim 8, wherein the energy storage unit has a shell, and the shell has a plurality of holes, and the first air flow direction is in the side gap and the top surface gap. , the accommodating space circulates in the hole.

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