CN220090310U - Fire extinguishing system and underground energy storage power station - Google Patents

Abstract

The utility model provides a fire-fighting system and an underground energy storage power station, and relates to the technical field of fire fighting. The fire extinguishing system comprises a detector, a control assembly, an exhaust assembly, a gas fire extinguishing assembly and a water mist fire extinguishing assembly, wherein the detector is used for collecting fire parameters and forming multi-stage alarm information, the control assembly is electrically connected with the detector, the control assembly is used for receiving the multi-stage alarm information and sending corresponding fire extinguishing instructions, the exhaust assembly, the gas fire extinguishing assembly and the water mist fire extinguishing assembly are electrically connected with the control assembly, when the detector sends out primary alarm signals, the control assembly controls the exhaust assembly to be started, indoor combustible gas is discharged, when the detector sends out secondary alarm signals, the control assembly closes the exhaust assembly, simultaneously controls the gas fire extinguishing assembly to be started, and releases fire extinguishing agents, and when the detector sends out tertiary alarm signals, the control assembly controls the water mist fire extinguishing assembly to be started, and releases water mist. The utility model can provide various fire extinguishing schemes, reasonably prepare fire extinguishing agents and reduce resource waste.

Description

Fire extinguishing system and underground energy storage power station

Technical Field

The utility model relates to the technical field of fire control, in particular to a fire control system and an underground energy storage power station.

Background

The energy storage power station can store electric power, release when needs, can effectively solve the unbalance of electric power in time and space. The application of the energy storage power station technology is throughout all links of power generation, transmission, distribution and power utilization of the power system. The peak clipping and valley filling of the power system, the renewable energy power generation fluctuation smoothing and tracking plan processing and the efficient system frequency modulation are realized, and the power supply reliability is improved. The energy storage system can ensure that the renewable energy power station can output according to a plan, coordinate with other power generation equipment in the area, reasonably arrange the generated energy, and reduce the loss and waste of electric energy. The energy storage equipment can ensure the electricity utilization safety of important mechanisms and departments when sudden accidents and power grid breakdown occur in the power system, and is combined with a power electronic converter technology to realize efficient active power adjustment and reactive power control, quickly balance the system power and reduce the impact of disturbance on the power grid.

The fire extinguishing system is a key ring for guaranteeing normal use of the energy storage power station, in the existing underground energy storage power station, the fire extinguishing scheme of the fire extinguishing system is too single, the corresponding fire extinguishing mode cannot be adjusted according to fire conditions, the used fire extinguishing agent is large in quantity, and resource waste is caused. For this purpose, a fire protection system and an underground energy storage power station are provided.

Disclosure of Invention

In view of the above, the utility model aims to provide a fire extinguishing system and an underground energy storage power station, and aims to solve the technical problem of resource waste caused by too single fire extinguishing scheme of the fire extinguishing system in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

in a first aspect, an embodiment of the present utility model provides a fire protection system, including:

the detector is used for collecting fire parameters and forming multi-stage alarm information;

the control component is electrically connected with the detector and is used for receiving the multi-stage alarm information and sending out corresponding fire extinguishing instructions;

the gas fire-extinguishing device comprises an exhaust assembly, a gas fire-extinguishing assembly and a water mist fire-extinguishing assembly, wherein the exhaust assembly, the gas fire-extinguishing assembly and the water mist fire-extinguishing assembly are electrically connected with the control assembly.

In one embodiment of the first aspect, the fire protection system further comprises an emergency start-stop button electrically connected with the control assembly.

In one embodiment of the first aspect, the exhaust assembly includes an air duct, a louver, an exhaust fan and a multi-blade valve, one end of the air duct is communicated with the indoor air outlet, the other end of the air duct is close to the indoor air inlet, the louver and the exhaust fan are both installed in the air duct, the exhaust fan is located at one end of the air duct close to the air outlet, and the multi-blade valve is installed in the air outlet.

In one embodiment of the first aspect, the gas fire extinguishing assembly includes a medicament cabinet, a first delivery line, a solenoid valve, and a first spray head, the first delivery line is connected to the medicament cabinet, the solenoid valve and the first spray head are both mounted on the first delivery line, and the solenoid valve is electrically connected to the control assembly.

In one embodiment of the first aspect, the water mist fire extinguishing assembly includes a pump room, a second delivery line in communication with the pump room, and a second spray head mounted on the second delivery line.

In one embodiment of the first aspect, the water mist fire suppression assembly further includes a vent valve mounted on the second delivery line.

In one embodiment of the first aspect, the fire protection system further comprises an alarm bell, the alarm bell being mounted to the indoor wall.

In one embodiment of the first aspect, the fire protection system further comprises an audible and visual alarm, the audible and visual alarm being installed outdoors.

In a second aspect, embodiments of the present utility model further provide an underground energy storage power station, including:

comprising a fire protection system as described in any one of the embodiments above;

the battery cabinet is arranged in the energy storage chamber, and the detector is arranged on the battery cabinet;

the stairwell is arranged at one side of the energy storage chamber.

In one embodiment of the second aspect, a plurality of battery cabinets are provided, and a fireproof door is arranged between two adjacent battery cabinets.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a fire extinguishing system and an underground energy storage power station, wherein the fire extinguishing system comprises a control component, a detector, an exhaust component, a gas fire extinguishing component and a water mist fire extinguishing component, wherein the detector, the exhaust component, the gas fire extinguishing component and the water mist fire extinguishing component are electrically connected with the control component, and the detector is used for collecting fire parameters and forming multi-stage alarm information. Therefore, the detector transmits on-site fire parameters to the control assembly, the control assembly starts the corresponding fire extinguishing assembly according to the fire conditions, and under the control of the control assembly, the exhaust assembly, the gas fire extinguishing assembly and the water mist fire extinguishing assembly perform corresponding fire extinguishing operation, so that the multistage control of the fire extinguishing system is realized, a plurality of fire extinguishing schemes are provided, fire extinguishing agents are reasonably provided, and resource waste is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 illustrates a schematic diagram of a fire protection system in accordance with some embodiments of the utility model;

FIG. 2 illustrates a schematic diagram of a gaseous fire suppression assembly in accordance with some embodiments of the present utility model;

FIG. 3 illustrates a circuit connection diagram of a fire protection system in some embodiments of the utility model;

FIG. 4 illustrates a control flow diagram of a fire protection system in some embodiments of the utility model;

FIG. 5 illustrates a schematic diagram of an underground energy storage power station in some embodiments of the utility model;

figure 6 illustrates a schematic cross-sectional structure of an underground energy storage power station in some embodiments of the utility model.

Description of main reference numerals:

100-fire protection system; 110-a detector; 120-a gas fire suppression assembly; 121-a medicament cabinet; 122-a first transfer line; 123-electromagnetic valve; 124-first spray head; 130-a water mist fire suppression assembly; 131-pump house; 132-a second transfer line; 133-an exhaust valve; 134-second spray head; 140-alarm bell; 150-an audible and visual alarm; 200-an energy storage chamber; 300-battery cabinet; 400-stairwell; 500-air outlet; 600-air inlet; 700-an exhaust assembly; 710-air duct; 720-shutter air port; 730-an exhaust fan; 740-multi-leaf valve; 800-fire door.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

The embodiment of the utility model provides a fire protection system 100 and an underground energy storage power station, which can be applied to various fire protection scenes and mainly provides a fire protection scheme of the underground energy storage power station. The fire extinguishing system 100 and the underground energy storage power station provided by the utility model can realize the multi-stage control of the fire extinguishing system 100, provide various fire extinguishing schemes, reasonably allocate fire extinguishing agents and reduce resource waste.

As shown in fig. 1, an embodiment of the present utility model provides a fire suppression system 100 including a control assembly, a detector 110, an exhaust assembly 700, a gas fire suppression assembly 120, and a water mist fire suppression assembly 130. The detector 110 is used for collecting fire parameters and forming multi-stage alarm information, the control assembly is electrically connected with the detector 110, the control assembly is used for receiving the multi-stage alarm information and sending out corresponding fire extinguishing instructions, and the exhaust assembly 700, the gas fire extinguishing assembly 120 and the water mist fire extinguishing assembly 130 are electrically connected with the control assembly.

In this embodiment, the detector 110 can send out three-level alarm signals according to fire conditions.

When the detector 110 sends out a primary alarm signal, the control component controls the exhaust component 700 to start, and the indoor combustible gas is exhausted. When the detector 110 sends out a secondary alarm signal, the control component closes the exhaust component 700 and simultaneously controls the gas fire extinguishing component 120 to start and release fire extinguishing agent. When the detector 110 sends out a three-level alarm signal, the control component controls the water mist fire extinguishing component 130 to start and release water mist.

The control assembly comprises a host and a display unit, wherein a central processing unit is arranged in the host and is used for receiving various signals and sending working instructions so as to realize automatic control of the fire protection system 100, and the display unit can display related request parameters. The control component is a data processing center and a communication center of the fire protection system 100, and has the functions of signal processing of the detector 110, control of starting of the fire extinguishing device, linkage alarm, linkage communication of the BMS (BATTERY MANAGEMENT SYSTEM), and the like. The control assembly may provide power to the detector 110, receive fire parameters and activate the fire alarm device, indicate the location of the fire and record related information, send fire alarm signals or activate the automatic fire extinguishing apparatus and fire fighting coordinated control apparatus through the automatic fire fighting control device, automatically monitor the correct operation of the fire fighting system 100 and give audible and visual alarms for specific faults.

The detector 110 is mounted on the battery cabinet 300 to obtain fire parameters in the energy storage station. In this embodiment, the detector 110 is a composite fire detector 110, which has multiple fire parameter responses, and adopts a high-sensitivity sensor to detect signals of hydrogen, carbon monoxide, photoelectric smoke, temperature and VOC (volatile organic compounds, volatile organic compound) gas in the energy storage cabin before a fire occurs.

The exhaust assembly 700 can exhaust the combustible gas when the fire condition is small, perform primary fire extinguishing operation, reduce the use of fire extinguishing agent and save the fire extinguishing cost.

The gas fire extinguishing assembly 120 adopts perfluoro-hexanone as a fire extinguishing agent, and can perform lossless and accurate inhibition in the early stage of fire, inhibit the thermal runaway of lithium batteries in the battery cabinet 300, and prevent the fire from spreading to the adjacent battery cabinet 300 or an adjacent energy storage station.

The water mist fire suppression assembly 130 provides a supplemental fire suppression scheme for the gas fire suppression assembly 120, and in the event of a fire upgrade, the control assembly controls the water mist fire suppression assembly 130 to start up for water mist ejection.

In some embodiments, the fire protection system 100 also includes an emergency start-stop button having on-site emergency start or emergency stop functionality, while also enabling manual/automatic mode switching of the control assembly. Through the setting of emergency start stop button, when emergency start button presses, fire extinguishing system 100 gets into emergency alarm state, and the countdown begins, can stop current alarm state through pressing emergency stop button in the countdown 30S, and after 30S countdown, open gaseous fire extinguishing component 120, carry out and spray fire extinguishing agent, the pilot lamp is bright simultaneously. When the gas is blown, the mist fire suppression assembly 130 is turned on immediately if the fire has not been effectively controlled.

In some embodiments, the top of the energy storage chamber 200 is provided with the air inlet 600 and the air outlet 500, and the air in the energy storage chamber 200 is kept to circulate through the air inlet 600 and the air outlet 500, so as to dissipate heat of the energy storage chamber 200. The exhaust assembly 700 comprises an air pipe 710, a louver air port 720, an exhaust fan 730 and a multi-blade valve 740, one end of the air pipe 710 is communicated with the air outlet 500, the other end of the air pipe 710 is close to the air inlet 600, the louver air port 720 and the exhaust fan 730 are both arranged in the air pipe 710, the exhaust fan 730 is located at one end of the air pipe 710 close to the air outlet 500, and the multi-blade valve 740 is arranged at the air outlet 500.

As shown in connection with fig. 1 and 2, in some embodiments, the gas fire suppression assembly 120 includes a medicament tank 121, a first delivery line 122, a solenoid valve 123, and a first spray head 124, the first delivery line 122 is connected to the medicament tank 121, the solenoid valve 123 and the first spray head 124 are both mounted on the first delivery line 122, and the solenoid valve 123 is electrically connected to the control assembly.

The medicament cabinet 121 is internally provided with a medicament bottle filled with the fire extinguishing agent which is perfluorinated hexanone, the medicament bottle is communicated with the first conveying pipeline 122, and under the control of the battery valve, the fire extinguishing agent is sprayed out through the medicament bottle, the first conveying pipeline 122 and the first spray head 124 in sequence, so that the fire is restrained. The first shower nozzle 124 is the atomizer to promote the injection effect of fire extinguishing agent, first shower nozzle 124 and solenoid valve 123 are equipped with a plurality ofly, and the input of every first shower nozzle 124 all corresponds and is provided with a solenoid valve 123, and first shower nozzle 124 equidistance distributes on first conveying line 122, through the corresponding setting of solenoid valve 123 and first shower nozzle 124, the operating condition of the first shower nozzle 124 of steerable different positions in order to be convenient for to the accurate suppression of condition of a fire. When a fire occurs, the control component controls the solenoid valve 123 closest to the fire point to start, the first spray head 124 closest to the fire point sprays the perfluorinated hexanone, the perfluorinated hexanone is easy to gasify, and the fire extinguishing effect is achieved after the fire point is subjected to heat absorption.

In some embodiments, the water mist fire suppression assembly 130 includes a pump room 131, a second delivery line 132, and a second spray head 134, the second delivery line 132 being in communication with the pump room 131, the second spray head 134 being mounted on the second delivery line 132.

The pump house 131 is internally provided with a water pump and a water source, the second conveying pipeline 132 is simultaneously connected with the water pump and the second spray head 134, when the water mist fire extinguishing assembly 130 is required to operate, the control assembly controls the water pump to start, water is sequentially sprayed out from the second conveying pipeline 132 and the second spray head 134, the second spray head 134 is an atomizing spray head, water forms water mist under the operation of the second spray head 134, and the fire extinguishing range is enlarged. The second spray heads 134 are provided with a plurality of second conveying pipelines 132 and are distributed on the second conveying pipelines at equal intervals so as to work simultaneously for different ignition points.

In some embodiments, the mist fire suppression assembly 130 further includes an exhaust valve 133, the exhaust valve 133 being mounted to the second delivery conduit 132. Through the arrangement of the exhaust valve 133, the gas in the second conveying pipeline 132 can be exhausted in the conveying process of the water flow, so that the conveying pressure of the water flow is ensured.

In some embodiments, fire protection system 100 further includes an alarm bell 140, alarm bell 140 being mounted to the indoor wall. The alarm bell 140 is electrically connected to the control assembly, and when the control assembly receives the fire signal, the alarm bell 140 is controlled to work, and the alarm bell signal is provided for management personnel.

In some embodiments, the fire protection system 100 further includes an audible and visual alarm 150, the audible and visual alarm 150 being installed outdoors. The audible and visual alarm 150 can be installed at the evacuation channel outside the energy storage station, and the audible and visual alarm 150 is electrically connected with the control component, and when the control component receives a fire signal, the audible and visual alarm 150 is controlled to work, so as to provide a warning signal for outdoor personnel and discourage the personnel from approaching.

As shown in connection with fig. 3 and 4, the fire protection system 100 has a variety of operational states.

The primary alarm signal can be triggered when any condition is satisfied in the field:

1. VOC alarm+hydrogen concentration >200ppm;

2. VOC alarm+carbon monoxide concentration >190ppm;

3. VOC alarm and smoke alarm;

4. VOC alarm + temperature is more than or equal to 60 ℃.

After the host receives the first-level alarm signal, the display control unit highlights relevant out-of-standard parameters. And if the detection signal is combustible gas, the outdoor audible and visual alarm 150 is started, the multi-leaf valve 740 is opened, the exhaust fan 730 is started to ventilate, and meanwhile, the early warning signal is respectively transmitted to a BMS (battery management system) or an EMS (energy management system), and the form of a passive reading or dry contact point can be used by an RS485 protocol.

On the basis of the primary alarm, any one of the following conditions is met to trigger a secondary alarm signal:

1. VOC alarm + smoke alarm + hydrogen concentration >500ppm;

2. VOC alarm, cigarette alarm and carbon monoxide concentration >600ppm;

3. VOC alarm, smoke alarm and temperature are more than or equal to 80 ℃;

4. VOC alarm + smoke alarm + temperature jump 10 degrees/10 seconds (calculation is started after the temperature is greater than 55 degrees).

After the host receives the secondary alarm signal, the display control unit highlights relevant out-of-standard parameters. The electric in-cabin alarm bell 140 and the out-cabin audible and visual alarm 150 are started, the exhaust system (comprising the exhaust fan 730, the multi-blade valve 740, the efficient filter, the shutter air inlet 720, the air pipe 710 and the like) is closed, the standby power supply is started, and meanwhile, the early warning signals are respectively transmitted to the BMS or the EMS. The linkage system cuts off the family level power supply, PCS (process control systems, process control system), shunt tripping, simultaneously closes the air conditioner, exhaust fan 730 and shutter air port 720, sends a signal for starting the gas fire extinguishing assembly 120, outputs after time delay of 0-30 seconds (adjustable time delay), ejects fire extinguishing agent to extinguish fire, and when the fire extinguishing agent is released, the pressure switch acts to send a feedback signal, and the deflation indicator lights flash.

On the basis of the secondary alarm, any one of the following conditions can be met to trigger the tertiary alarm signal:

the indoor temperature is >80 ℃ or the heating speed is >3 DEG/s.

After the host receives the three-level alarm signal, the display control unit highlights relevant out-of-standard parameters. The electric in-cabin alarm bell 140 and the out-cabin audible and visual alarm 150 are started, the water mist fire extinguishing assembly 130 is manually confirmed to be started, relevant staff is timely notified, and signals are fed back to the fire department.

The emergency alert mode may be activated when the control assembly fails or fails to meet field requirements. When the emergency starting button is pressed, the system enters an emergency alarm state, the host computer alarms, and the display control unit displays manual emergency starting.

After manual starting, the countdown is started, the current alarm state can be stopped by pressing an emergency stop button in the countdown 30S, after 30S countdown, the gas fire extinguishing assembly 120 is started, all the electromagnetic valves 123 are opened, the fire extinguishing agent is sprayed, and meanwhile, the gas discharge does not enter the indicator lamp to be lighted. When the gas is blown, the mist fire suppression assembly 130 is turned on immediately if the fire has not been effectively controlled.

Referring to fig. 5 and 6, an embodiment of the present utility model further provides an underground energy storage power station comprising the fire protection system 100, the energy storage chamber 200, and the stairwell 400 of any of the above embodiments. The battery cabinet 300 is disposed in the energy storage chamber 200, the detector 110 is mounted on the battery cabinet 300, and the stairwell 400 is disposed at one side of the energy storage chamber 200. The main body working parts of the fire protection system 100 are disposed in the storage chamber 200 to control fire of the storage chamber 200. The stairwell 400 is a safety passage for personnel to enter the energy storage chamber 200, and a safety door is provided between the stairwell 400 and the energy storage chamber 200.

The fire protection system 100 in any of the above embodiments is provided in this embodiment, and therefore, the fire protection system 100 in any of the above embodiments has all the beneficial effects, and will not be described in detail herein.

In some embodiments, a plurality of battery cabinets 300 are provided, and a fire door 800 is provided between two adjacent battery cabinets 300. Through the setting of preventing fire door 800, keep apart different battery cabinets 300, when a battery cabinet 300 takes place the condition of a fire, under preventing fire door 800's effect, avoid the condition of a fire to spread to adjacent battery cabinet 300.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A fire protection system, comprising:

the detector is used for collecting fire parameters and forming multi-stage alarm information;

the control component is electrically connected with the detector and is used for receiving the multi-stage alarm information and sending out corresponding fire extinguishing instructions;

the gas fire-extinguishing device comprises an exhaust assembly, a gas fire-extinguishing assembly and a water mist fire-extinguishing assembly, wherein the exhaust assembly, the gas fire-extinguishing assembly and the water mist fire-extinguishing assembly are electrically connected with the control assembly.

2. The fire protection system of claim 1, further comprising an emergency start-stop button electrically connected to the control assembly.

3. The fire protection system of claim 1, wherein the exhaust assembly comprises an air duct, a louver air port, an exhaust fan and a multi-vane valve, one end of the air duct is communicated with the indoor air outlet, the other end of the air duct is close to the indoor air inlet, the louver air port and the exhaust fan are both installed in the air duct, the exhaust fan is located at one end of the air duct close to the air outlet, and the multi-vane valve is installed at the air outlet.

4. The fire protection system of claim 1, wherein the gas fire suppression assembly comprises a medicament cabinet, a first delivery line, a solenoid valve, and a first spray head, the first delivery line is connected to the medicament cabinet, the solenoid valve and the first spray head are both mounted to the first delivery line, and the solenoid valve is electrically connected to the control assembly.

5. The fire suppression system of claim 1, wherein the water mist fire suppression assembly includes a pump room, a second delivery line in communication with the pump room, and a second spray head mounted on the second delivery line.

6. The fire suppression system of claim 5, wherein the water mist fire suppression assembly further comprises a vent valve mounted on the second delivery conduit.

7. The fire protection system of any one of claims 1 to 6, further comprising an alarm bell, the alarm bell being mounted to an indoor wall.

8. The fire protection system of any one of claims 1-6, further comprising an audible and visual alarm, the audible and visual alarm being installed outdoors.

9. An underground energy storage power station, comprising:

the fire protection system of any one of claims 1 to 8;

the battery cabinet is arranged in the energy storage chamber, and the detector is arranged on the battery cabinet;

the stairwell is arranged at one side of the energy storage chamber.

10. The underground energy storage power station of claim 9, wherein a plurality of battery cabinets are provided, and a fire door is provided between two adjacent battery cabinets.