KR102607925B1 - Fire management system implemented in multiple electric vehicle charging facilities using pallets - Google Patents

Abstract

The present invention is a fire management system implemented in a multiple electric vehicle charging facility using a pallet, and provides a charging space that enables the warehousing and shipping of pallets loaded with electric vehicles and is separated from other spaces by the floor, walls, and ceiling. A plurality of rooms; and a fire door that is formed to be openable and closeable and seals the charging space when a fire is detected. It relates to a fire management system including a fire door.

Description

Fire management system implemented in multiple electric vehicle charging facilities using pallets}

The present invention relates to a fire management system implemented in a multi-electric vehicle charging facility using pallets.

As electric vehicles become more popular, the number of charging facilities for electric vehicles is also increasing. Not only are electric vehicle charging facilities installed in apartment complex parking lots, but commercial facilities such as supermarkets are also equipped with electric vehicle charging facilities.

Meanwhile, technology is also being developed to enable charging of electric vehicles in parking lots using mechanical parking lots (registration number 10-2293976) or robots (registration number 10-2264358).

Electric vehicles contain batteries and are difficult to extinguish in the event of a fire, so there is a risk of fire occurring when charging an electric vehicle. In particular, in the case of parking lots that charge multiple electric vehicles, such as mechanical parking lots or parking lots using robots, if a fire breaks out in one electric vehicle, the fire may spread to other electric vehicles, creating a risk of developing into a large-scale fire.

Registration number 10-2293976 Registration number 10-2264358

In order to solve the above problems, the purpose of the present invention is to provide a fire management system that immediately responds to the occurrence of a fire in a multi-electric vehicle charging facility using a pallet and prevents the fire from spreading.

The fire management system according to an embodiment of the present invention is a fire management system implemented in a multiple electric vehicle charging facility using a pallet, and is formed to enable the warehousing and shipping of pallets loaded with electric vehicles, and is formed to enable the storage and delivery of pallets loaded with electric vehicles, and is controlled by the floor, walls, and ceiling. Multiple rooms providing charging space separate from other spaces; and a fire door that is formed to be openable and closes, sealing the charging space when a fire is detected.

The fire management system according to an embodiment of the present invention further includes a sprayer disposed on at least one of the floor, wall, and ceiling to spray fire prevention water when a fire is detected.

The fire management system according to an embodiment of the present invention further includes a water barrier that is disposed between the fire door and the electric vehicle when an electric vehicle is entered into the charging space, and rises when a fire is detected to block the outflow of firefighting water.

The fire management system according to an embodiment of the present invention further includes a power supply unit that supplies power to the charging gun installed on the pallet, wherein the power supply unit is supplied to the charging gun of the pallet located in the room where the fire was detected. Cut off power.

The fire management system according to an embodiment of the present invention further includes a charging box formed inside the charging space, where pallets loaded with electric vehicles are entered and exited, and the fire door is installed to be openable and closed in the box.

The problems of the present invention are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

In order to achieve the above problem, the fire management system according to an embodiment of the present invention prevents the fire from spreading to the outside by arranging fire doors in each of a plurality of rooms that provide a charging space.

Specific details of other embodiments are included in the detailed description and drawings.

According to the present invention, one or more of the following effects are achieved.

First, in the event of a fire in a multiple electric vehicle charging facility, forming an enclosed space with a fire door has the effect of preventing the fire from spreading to other electric vehicles except the electric vehicle in which the fire broke out.

Second, by spraying firefighting water in an enclosed space and submerging the battery in water, efficient fire suppression is possible.

Third, the water barrier prevents fire extinguishing water from leaking to the outside, which has the effect of quickly filling the room with water to the point where the battery is submerged.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

Figure 1 is a diagram illustrating a multiple electric vehicle charging facility according to an embodiment of the present invention.
2A to 2B are diagrams showing a multiple electric vehicle charging facility according to an embodiment of the present invention.
Figures 3a and 3b are diagrams showing rooms included in a multiple electric vehicle charging facility.
Figure 4 is a control block diagram of a controller of a multiple electric vehicle charging facility according to an embodiment of the present invention.
Figure 5 is a flow chart referenced to explain the operation of a multiple electric vehicle charging facility according to an embodiment of the present invention.
6A to 6B are diagrams referenced for explaining fire management operations according to an embodiment of the present invention.

Hereinafter, embodiments disclosed in the present specification will be described in detail with reference to the attached drawings. However, identical or similar components will be assigned the same reference numbers regardless of reference numerals, and duplicate descriptions thereof will be omitted. The suffixes “module” and “part” for components used in the following description are given or used interchangeably only for the ease of preparing the specification, and do not have distinct meanings or roles in themselves. Additionally, in describing the embodiments disclosed in this specification, if it is determined that detailed descriptions of related known technologies may obscure the gist of the embodiments disclosed in this specification, the detailed descriptions will be omitted. In addition, the attached drawings are only for easy understanding of the embodiments disclosed in this specification, and the technical idea disclosed in this specification is not limited by the attached drawings, and all changes included in the spirit and technical scope of the present invention are not limited. , should be understood to include equivalents or substitutes.

Terms containing ordinal numbers, such as first, second, etc., may be used to describe various components, but the components are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another.

When a component is said to be "connected" or "connected" to another component, it is understood that it may be directly connected to or connected to the other component, but that other components may exist in between. It should be. On the other hand, when it is mentioned that a component is “directly connected” or “directly connected” to another component, it should be understood that there are no other components in between.

Singular expressions include plural expressions unless the context clearly dictates otherwise.

In this application, terms such as “comprise” or “have” are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the possibility of the existence or addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

Figure 1 is a diagram illustrating a multiple electric vehicle charging facility according to an embodiment of the present invention.

2A to 2B are diagrams showing a multiple electric vehicle charging facility according to an embodiment of the present invention.

Referring to the drawing, a multi-electric vehicle charging facility can charge a plurality of electric vehicles.

In the multi-electric vehicle charging facility, as illustrated in FIG. 1, an autonomous robot 300 sequentially moves pallets 20 loaded with electric vehicles (EVs) to a charging space to charge the electric vehicles.

As illustrated in FIGS. 2A and 2B, the multi-electric vehicle charging facility uses a lift 320 to sequentially move pallets 20 to the charging space to charge electric vehicles. The multiple electric vehicle charging facility shown in FIG. 2a is a bottom-mounted type, with charging spaces mainly located on the ground, while the multiple electric vehicle charging facility shown in FIG. 2b is a top-mounted type, with charging spaces primarily located underground.

The multi-electric vehicle charging facility performs charging by moving the pallet 20 to an allocated charging space among a plurality of charging spaces when an electric vehicle is loaded onto the pallet 20 located on the entrance surface. In other words, multiple electric vehicle charging facilities use pallets. Here, a robot 300, a lift 320, etc. may be used to move the pallet 20.

With an electric vehicle loaded on a pallet located at the entrance, the charging gun mounted on the pallet is connected to the electric vehicle. Pallets loaded with electric vehicles are moved to the allocated charging space. When the charging gun mounted on the pallet and the power supply unit are electrically connected in the charging space, the electric vehicle battery can be charged.

Meanwhile, the entrance area can be described as a place where electric vehicles are received.

The multi-electric vehicle charging facility may include a controller 100, a kiosk 101, a pallet 20, a power supply unit 201, a pallet moving means 310 and 320, and a fire management system 10.

The controller 100 can control the overall operation of a multiple electric vehicle charging facility. The controller 100 can control charging operations for multiple electric vehicles. To this end, the controller 100 may exchange signals with the kiosk 101, the power supply unit 201, the pallet moving means 310 and 320, and the fire management system 10. The controller 100 can control the operation of the kiosk 101, the power supply unit 201, the pallet moving means 310 and 320, and the fire management system 10 when a fire is detected.

The kiosk 101 provides an interface with the user. The kiosk 101 may receive user input related to electric vehicle charging from the user. The kiosk 101 can perform payment operations. Depending on the embodiment, the kiosk 101 may communicate with a user terminal.

The pallet 20 can load an electric vehicle (EV). The pallet 20 can load an electric vehicle (EV) from the boarding surface.

The pallet 20 can be moved while an electric vehicle (EV) is loaded on it. The pallet 20 may be moved by pallet moving means 310 and 320. The pallet 20 can be moved from the loading surface to the charging space. The pallet 20 can be moved from the charging space to the loading surface. The pallet 20 may be moved from the charging space to the waiting space 210. The pallet 20 can be moved from the waiting space to the charging space.

The power supply unit 201 may supply power for charging an electric vehicle battery. The power supply unit 201 may be electrically connected to the charging gun installed on the pallet. For example, the power supply unit 201 may be electrically connected to the charging gun through contact between a pin and a connector as the pallet moves.

The power supply unit 201 may supply power to the charging gun installed on the pallet.

The power supply unit 201 can supply power to the electric vehicle when the charging gun is connected to the electric vehicle and the power supply unit 201 and the charging gun are connected.

The power supply unit 201 may supply power to the self-driving robot 300 when the self-driving robot 300 is located at the robot charging station 310.

The pallet moving means 310 and 320 may move the pallet 20 under the control of the controller 100. The pallet moving means 310 and 320 can move a pallet loaded with an electric vehicle or an empty pallet.

The pallet moving means 310 and 320 may include an autonomous robot 300 and a lift 320. Depending on the embodiment, the pallet moving means 310 and 320 may further include a bogie, etc.

The pallet moving means 310 and 320 can move the pallet 20 from the boarding surface to the charging space or waiting space. The pallet moving means 310 and 320 can move the pallet 20 from the charging space to the loading surface or waiting space. The pallet moving means 310 and 320 can move the pallet 20 from the waiting space to the charging space or loading surface.

Meanwhile, when the pallet moving means is an autonomous robot 310, the autonomous robot 310 can be charged by moving to the robot charging station 310 under the control of the controller 100.

The fire management system 10 is capable of managing fires in multiple electric vehicle charging facilities.

If a fire breaks out in an electric vehicle, it spreads quickly and is difficult to extinguish due to battery thermal runaway. In particular, electric vehicle batteries are covered with iron, making fire extinguishing agents impermeable, making it difficult to extinguish fires.

According to an embodiment of the present invention, when a fire is detected, the fire management system 10 can extinguish the fire and block its spread by quickly submerging the electric vehicle battery in water under the control of the controller 100.

The fire management system 10 can be implemented in a multiple electric vehicle charging facility using a pallet 20.

Figures 3a and 3b are diagrams showing rooms included in a multiple electric vehicle charging facility.

Referring to the drawing, the fire management system 10 may include a plurality of rooms 200, a fire detector 210, an injector 220, a fire door 230, and a water barrier 240.

The plurality of rooms 200 may be formed integrally with the structure of the multiple electric vehicle charging facility.

A plurality of rooms 200 may be formed to enable the arrival and departure of pallets loaded with electric vehicles.

The plurality of rooms 200 can accommodate the pallet 20 when the pallet 20 is moved inside by the pallet moving means 310 and 320.

The plurality of rooms 200 may provide a charging space that is separated from other spaces by floors, walls, and ceilings.

Each of the plurality of rooms 200 may share a wall with another neighboring room.

In the case of the multiple electric vehicle charging facility illustrated in FIG. 1, a power supply unit 201 and a robot charging station 310 may be placed on both sides of the plurality of rooms 200.

When the pallet 20 loaded with an electric vehicle is stored in the room 200 and the charging gun installed on the pallet 20 and the power supply unit 201 are electrically connected, the power supply unit 201 supplies power to the electric vehicle. You can.

The fire detector 210 is installed in each of the plurality of rooms 200 and can detect a fire within the charging space.

The fire detector 210 may be installed on the ceiling or wall inside the room 200.

The fire detector 210 may be electrically connected to the controller 100 and exchange signals. The fire detector 210 may transmit a fire detection signal to the controller 100.

The sprayer 220 is disposed on at least one of the floor, wall, and ceiling and can spray firefighting water when a fire is detected.

The sprayer 220 can spray firefighting water so that the water is maintained at the height of the top of the raised barrier wall 230.

For example, the fire management system 10 includes a level sensor, and the level sensor may be attached to the top of the water barrier 230. The level sensor may detect the water level reaching the top of the raised water barrier 230 and transmit a signal to the controller 100. The sprayer 220 may stop spraying firefighting water according to a control signal received from the controller 100.

Meanwhile, depending on the embodiment, the sprayer 200 may spray fire retardant material. For example, the sprayer 200 may spray fire retardant material in powder form.

The injector 220 may be electrically connected to the controller 100 to exchange signals. The sprayer 220 may spray fire prevention water or fire prevention materials according to a control signal received from the controller 100.

The fire door 230 may be formed to be openable and closed.

The fire door 230 can seal the charging space when a fire is detected. When a fire is detected, the fire door 230 can seal the charging space along with the floor, walls, and ceiling of the room to prevent smoke resulting from a fire from leaking out.

The fire door 230 may be opened and closed under the control of the controller 100. The fire management system 10 includes a first driving unit that provides power for opening and closing the fire door 230, and the first driving unit is electrically connected to the controller 100 to exchange signals. The first driving unit may open and close the fire door 230 according to a control signal received from the controller 100.

The water barrier 240 can rise or fall.

When a fire is detected, the water barrier 240 may rise to block the outflow of firefighting water.

When the water barrier 240 rises, a water tank can be formed in the charging space together with the wall and floor of the room 200. With the water tank formed, the fire can be extinguished if the fire extinguishing water is sprayed to the extent that the entire battery of the electric vehicle is submerged.

The barrier wall 240 can rise to the height (H) of the top of the wheel. The barrier wall 240 can rise as much as the height of the pallet plus the height from the top of the pallet to the top of the wheel.

The battery of an electric vehicle (EV) is placed at the bottom of the electric vehicle, and when the fire prevention water level rises to the top of the water barrier 240 while the water barrier 240 is raised to the height (H) of the top of the wheel, the entire battery is immersed in fire water. It can be submerged to effectively extinguish a fire.

In this way, as the water barrier rises, the outflow of firefighting water can be prevented, and firefighting water can be quickly introduced to the water level required for the water tank.

When the electric vehicle is entered into the charging space, the water barrier 240 and the fire door 230 are placed between the electric vehicles (EV).

The water barrier 240 may rise or fall under the control of the controller 100. The fire management system 10 includes a second driving unit that provides power to raise or lower the water barrier 240, and the second driving unit may be electrically connected to the controller 100 to exchange signals. The second driving unit may raise or lower the barrier wall 240 according to a control signal received from the controller 100.

Meanwhile, depending on the embodiment, the power supply unit 201 may be classified as a sub-component of the fire management system 10.

The power supply unit 201 may block power supplied to the charging gun of the pallet located in the room where the fire is detected.

The power supply unit 201 may block power supplied to the charging gun of a pallet located in a room adjacent to the room in which the fire was detected.

In this way, by cutting off power to neighboring rooms in advance, it is possible to prevent the spread of fire in advance.

As illustrated in FIG. 3B , the fire management system 10 may further include a charging box 250 .

The charging box 250 is formed inside the charging space, so that pallets loaded with electric vehicles (EVs) can be loaded and shipped.

In this case, the fire door 240 may be installed in the box 250 to be able to open and close.

Additionally, the fire detector 210, the sprayer 220, and the water barrier 240 may be placed in the inner space of the box 250.

The charging box 250 is manufactured in a modular state and can be installed to be mounted in an existing mechanical parking lot. Because of this, it is possible to implement multiple electric vehicle charging facilities equipped with a fire management system by utilizing existing mechanical parking lots without the need to construct a new mechanical parking lot.

Figure 4 is a control block diagram of a controller of a multiple electric vehicle charging facility according to an embodiment of the present invention.

Referring to the drawings, the controller 100 may include a communication unit 110, a memory 140, an interface unit 180, a power supply unit 190, and a processor 170.

The communication unit 110 may exchange signals with an electronic device external to the controller 100. The communication unit 110 may include at least one of a transmitting antenna, a receiving antenna, a radio frequency (RF) circuit capable of implementing various communication protocols, and an RF element to perform communication. The communication unit 110 may exchange signals with an electronic device external to the content providing device 100 using a mobile communication network (eg, 3G, 4G, 5G).

The memory 140 is electrically connected to the processor 170. The memory 140 can store basic data for the unit, control data for controlling the operation of the unit, and input/output data. The memory 140 may store data processed by the processor 170. The memory 140 may be comprised of at least one of ROM, RAM, EPROM, flash drive, and hard drive in terms of hardware. The memory 140 may store various data for the overall operation of the electronic device 100, such as programs for processing or controlling the processor 170. The memory 140 may be implemented integrally with the processor 170. Depending on the embodiment, the memory 140 may be classified as a sub-component of the processor 170.

The interface unit 180 can exchange signals with an external electronic device wired or wirelessly. The interface unit 180 may be composed of at least one of a terminal, pin, cable, port, circuit, element, and device.

The power supply unit 190 may supply power to the controller 100. The power supply unit 190 may receive power from a commercial power source and supply power to each unit of the controller 100.

The processor 170 includes application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), processors, and controllers. It can be implemented using at least one of (controllers), microphone-based controllers (micro-controllers), microphone-based processors (microprocessors), and other electrical units for performing functions.

The processor 170 can control the operation of a multiple electric vehicle charging facility, which will be described later.

Figure 5 is a flow chart referenced to explain the operation of a multiple electric vehicle charging facility according to an embodiment of the present invention.

6A to 6B are diagrams referenced for explaining fire management operations according to an embodiment of the present invention.

Referring to the drawing, the operation (S500) of the multiple electric vehicle charging facility may be implemented by the controller 100. In particular, each operation may be implemented by the processor 170 of the controller 100.

Meanwhile, in one embodiment of the present invention, the operation of the multiple electric vehicle charging facility may be described as the operation of the fire management system.

The controller 100 may perform electric vehicle (EV) charging while the pallet 20 loaded with the electric vehicle (EV) is stored in one of the plurality of rooms 200 (S510, 610).

When the pallet 20 enters the plurality of rooms 200 by the pallet moving means 310 and 320, the pin and the connector are connected by the force generated by the movement of the pallet 20, so that the power supply unit 201 and the pallet (20) can be electrically connected. In this case, the power supply unit 201 may supply power to the charging gun installed on the pallet 20. Since the charging gun is connected to the electric vehicle (EV) by the user at the entrance, the power supply unit 201 supplies the power necessary to charge the electric vehicle (EV).

The controller 100 may receive a fire detection signal from the fire detector 210 (S520, 620).

When a fire is detected, the controller 100 may cut off the power supplied to the pallet located in the room 200 where the fire was detected (S530). By cutting off the power supplied to an electric vehicle in which a fire occurs, the spread of the fire can be prevented.

Additionally, when a fire is detected, the controller 100 may block power supplied to a pallet located in a room adjacent to the room 200 in which the fire was detected. Because of this, it is possible to prevent fire from spreading to neighboring rooms in advance.

The controller 100 may close the fire door (S540) to seal the charging space (S540, 640). By sealing the charging space, smoke from a fire is prevented from leaking to the outside.

The controller 100 can operate the water barrier 240 (S550, 650).

The controller 100 can raise the barrier wall 240. The controller 100 can raise the barrier wall to the top of the wheel of the electric vehicle.

The controller 100 may control the sprayer 220 so that fire extinguishing water is sprayed (S560, 660).

The controller 100 can spray fire water so that the water level reaches the top of the water cutoff wall 240. When a signal is received from the level sensor disposed on the top of the water barrier 240, the controller 100 may control the sprayer 220 to stop spraying fire water.

As the water level reaches the top of the water barrier 240, the entire electric vehicle (EV) battery, which is difficult for fire extinguishing agents to penetrate, is submerged in water, thereby preventing thermal runaway of the battery, extinguishing the fire, and preventing its spread.

The controller 100 can evacuate and move other vehicles except the electric vehicle in which a fire broke out (S570).

The controller 100 can evacuate and move vehicles to the entrance surface in that order, starting from vehicles in a room close to the room where the fire occurred, and vehicles located in a room far from the room where the fire occurred. After evacuating and moving the vehicle located in the room 200, the controller 100 may evacuate and move the vehicle located in the charging standby area.

Depending on the embodiment, the controller 100 may evacuate and move vehicles in the order from vehicles closest to the entrance surface to vehicles farthest from the entrance surface.

The controller 100 may transmit fire occurrence information and vehicle evacuation information to the user terminal of the vehicle through the communication unit 110 according to the order of vehicles evacuating. For example, the controller 100 may determine the evacuation order of vehicles according to a preset standard and transmit fire occurrence information and vehicle evacuation information to the vehicle owner terminal at intervals according to the determined order. In this case, the controller 100 may further provide information about the time when the vehicle reaches the entrance surface.

The controller 100 may generate an evacuation plan in the order of the first vehicle, the second vehicle, and the third vehicle. The controller 100 may transmit fire occurrence information and vehicle evacuation information in the order of the first user terminal of the first vehicle, the second user terminal of the second vehicle, and the third user terminal of the third vehicle at the time of setting the evacuation plan. there is.

The controller 100 may transmit information that the first vehicle arrives at the entrance surface at the first time to the first user terminal. The first user can take out the vehicle that has been released from the entrance/exit area at the first time.

The controller 100 may transmit information that the second vehicle arrives at the entrance at a second time later than the first time to the second user terminal. The second user can take out the vehicle that was released from the entrance/exit area at the second time.

The controller 100 may transmit information that the third vehicle arrives at the entrance at a third time later than the second time to the third user terminal. A third user can take out a vehicle that has been released from the entrance/exit area at a third time.

Meanwhile, in the case of the multiple electric vehicle charging facility illustrated in FIG. 1, when the robot 300 moves the last evacuation vehicle, the controller 100 causes the robot 300 to move out of the multiple electric vehicle charging facility together with the last evacuation vehicle. You can control it.

The present invention described above can be implemented as computer-readable code on a program-recorded medium. Computer-readable media includes all types of recording devices that store data that can be read by a computer system. Examples of computer-readable media include HDD (Hard Disk Drive), SSD (Solid State Disk), SDD (Silicon Disk Drive), ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage device, etc. There is. Additionally, the computer may include a processor or control unit. Accordingly, the above detailed description should not be construed as restrictive in all respects and should be considered illustrative. The scope of the present invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the present invention are included in the scope of the present invention.

10: system
100: Controller
S500: How to manage fire

Claims (5)

In the fire management system implemented in a multiple electric vehicle charging facility using a pallet,
A plurality of rooms that provide a charging space that allows for the loading and unloading of pallets loaded with electric vehicles and is separated from other spaces by floors, walls, and ceilings;
A fire door that can be opened and closed to seal the charging space when a fire is detected;
a sprayer disposed on at least one of the floor, wall, and ceiling to spray fire prevention water when a fire is detected; and
Including a rising or falling barrier wall,
The water barrier is,
It is placed between the fire door and the electric vehicle, and when raised, forms a water tank in the charging space together with the walls and floor of the room to block the outflow of fire water,
The sprayer,
A fire management system that sprays fire prevention water into the water tank to the extent that the entire battery of an electric vehicle is submerged. According to clause 1,
It further includes a level sensor attached to the top of the water barrier,
The sprayer,
A fire management system that stops spraying based on a signal received from the level sensor. According to clause 1,
The water barrier is,
A fire management system that rises as high as the top of the electric vehicle wheel. According to clause 1,
It further includes a power supply unit that supplies power to the charging gun installed on the pallet,
The power supply unit,
A fire management system that cuts off the power supplied to the charging gun on the pallet located in the room where a fire is detected. According to clause 1,
It further includes a charging box formed inside the charging space, into which a pallet loaded with an electric vehicle is entered and exited,
The fire door is,
A fire management system that is installed in an openable manner in the box.