CN219267762U - Fresh air system of underground energy storage power station and underground energy storage power station - Google Patents

Abstract

The utility model belongs to the technical field of new energy storage, and discloses a fresh air system of an underground energy storage power station and the underground energy storage power station. When the air conditioner is in internal circulation, the air exhauster and the external ventilation window are closed, the internal ventilation window is opened, the air blower circularly conveys cold air in the battery chamber to the battery cluster. Therefore, during internal circulation, the air conditioner does not need to be started, so that the power consumption is reduced, and the cost is lowered.

Description

Fresh air system of underground energy storage power station and underground energy storage power station

Technical Field

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

Background

The energy storage power station has peak regulation function and is also commonly used for energy storage of new energy power stations. The existing energy storage power station in the form of lithium battery is in a container form and is placed on the ground, and a certain occupied area is needed. When thermal runaway occurs in part of the batteries, chain reaction is easy to occur to cause other batteries to generate thermal runaway accidents. And because of the characteristics of the lithium battery, the fire disaster is not easy to extinguish after the thermal runaway, and the lithium battery has certain potential safety hazard and even causes casualties.

At present, an underground energy storage power station exists, the energy storage power station is completely placed underground, the internal battery clusters are cooled by using a ventilation system, the probability of occurrence of thermal runaway is reduced, and even if the underground energy storage power station is ignited, the underground energy storage power station can be used for completely extinguishing fire rapidly, so that damage to personnel and surrounding facilities is greatly reduced.

However, when the battery clusters are cooled and radiated by the conventional underground energy storage power station, an air cooler is usually added in a ventilation system, and cold air is continuously conveyed to a basement of the energy storage power station by the air cooler through the ventilation system.

Disclosure of Invention

The utility model aims to provide a fresh air system of an underground energy storage power station and the underground energy storage power station, which reduce power consumption, resource waste and cost.

To achieve the purpose, the utility model adopts the following technical scheme:

in one aspect, a fresh air system for an underground energy storage power station is provided, wherein the underground energy storage power station includes a battery compartment for storing battery clusters and related components, the fresh air system for the underground energy storage power station comprising:

the fresh air supply assembly comprises an air supply opening, an air feeder and a fresh air pipeline, wherein the air supply opening is arranged on the ground, the fresh air pipeline is communicated with the air supply opening, the fresh air pipeline is communicated with air conditioning equipment and the battery chamber, the air feeder is arranged on one side, close to the air supply opening, of the fresh air pipeline, an outer ventilation window and an inner ventilation window are arranged on the fresh air pipeline, the outer ventilation window is arranged in the fresh air pipeline, the air feeder supplies cold air of the air conditioning equipment to the battery cluster through the outer ventilation window, the inner ventilation window is arranged on the side wall of the fresh air pipeline, the air feeder supplies the cold air in the battery chamber back to the battery cluster through the inner ventilation window, and the opening and closing states of the outer ventilation window and the inner ventilation window are opposite;

the fresh air exhaust assembly comprises an air outlet, an exhaust fan and an exhaust pipeline, wherein the air outlet is arranged on the ground, the exhaust pipeline is communicated with the air outlet, the exhaust pipeline is communicated with the outside and the battery chamber, the exhaust fan is arranged at the air outlet, and the exhaust fan is used for exhausting gas in the battery chamber.

Optionally, the fresh air supply assembly further includes:

a temperature sensor for detecting a temperature within the battery compartment;

the temperature control host is used for controlling the opening and closing of the outer ventilation window and the inner ventilation window and the starting and stopping of the exhaust fan and the air feeder according to signals of the temperature sensor.

Optionally, the fresh air pipeline is a trapezoid pipeline with a wide front part and a narrow rear part.

Optionally, the fresh air system of the underground energy storage power station further comprises:

the first post-disaster air supply assembly comprises a first post-disaster air blower and a first new air bypass, and the first post-disaster air blower is communicated with the new air pipeline through the first new air bypass;

the post-disaster smoke exhaust assembly comprises a post-disaster smoke exhaust port, a post-disaster smoke exhaust pipe and a first post-disaster smoke exhaust machine, wherein the post-disaster smoke exhaust port is arranged on the ground, the post-disaster smoke exhaust pipe is communicated with the smoke exhaust port and the battery chamber, and the first post-disaster smoke exhaust machine is used for exhausting smoke in the battery chamber to the outside through the post-disaster smoke exhaust pipe.

Optionally, the first post-disaster smoke evacuation assembly further comprises:

a smoke detector for detecting a smoke concentration in the battery compartment;

the smoke control host is used for controlling the opening and closing of the post-disaster smoke outlet and the starting and stopping of the first post-disaster smoke extractor according to the signals of the smoke detector.

Another aspect provides an underground energy storage power station comprising the fresh air system of any one of the above underground energy storage power stations.

Optionally, the underground energy storage power station further comprises a fire protection system, the fire protection system comprises a gas fire extinguisher, the gas fire extinguisher is arranged at the top of the battery chamber, and the gas fire extinguisher is used for spraying fire extinguishing gas into the battery chamber.

Optionally, the fire-fighting system further comprises a liquid fire extinguisher arranged at the top of the battery chamber, and the liquid fire extinguisher is used for spraying fire-fighting liquid into the battery chamber.

Optionally, the fire protection system further comprises a fire protection system host, wherein the fire protection system host is used for controlling the start and stop of the gas fire extinguisher and the liquid fire extinguisher.

Optionally, the underground energy storage power station further comprises a drainage system comprising a drainage canal surrounding the battery compartment and a reservoir in communication with the drainage canal, the drainage canal being for collecting the fire fighting liquid into the reservoir, the drainage system further comprising a drainage pump for draining the fire fighting liquid in the reservoir.

The utility model has the beneficial effects that:

the utility model provides a fresh air system of an underground energy storage power station and the underground energy storage power station, wherein an external ventilation window and an internal ventilation window are arranged on a fresh air pipeline, so that when a battery chamber dissipates heat, the heat dissipation in two modes of internal circulation and external circulation can be carried out, when the external circulation is carried out, the external ventilation window is opened, the internal ventilation window is closed, a blower sends cold air of cold air equipment to a battery cluster through an air supply opening, and high-temperature gas in the battery chamber is discharged through an air outlet in cooperation with an exhaust fan, thereby ensuring that the temperature of the battery cluster is controlled within a reasonable range, when the temperature of the battery cluster is within an allowable range, the exhaust fan and the external ventilation window are closed, the internal ventilation window is opened, and the blower conveys the cold air in the battery chamber to the battery cluster in a recycling way. The temperature of the battery cluster is controlled through the alternate coordination of the internal and external circulation, so that the air conditioning equipment is not required to be started during the internal circulation, the air conditioning equipment is prevented from being started for a long time, the power consumption is reduced, the resource waste is reduced, and the cost is reduced.

Drawings

FIG. 1 is an internal top view of a fresh air system of an underground energy storage power station of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an interior front view of a fresh air system of the underground energy storage power station of the present utility model;

FIG. 4 is an interior side view of a fresh air system of the underground energy storage power station of the present utility model;

FIG. 5 is an above-ground top view of the fresh air system of the underground energy storage power station of the present utility model.

In the figure:

100. a battery cluster; 200. a battery chamber; 300. an escalator chamber; 301. an escalator; 400. hoisting the opening; 500. the equipment room; 501. a fire-fighting cabinet; 502. climbing stairs; 503. a ladder stand;

1. fresh air supply assembly; 11. an air supply port; 12. a blower; 13. a fresh air pipeline; 131. an outer ventilation window; 132. an inner ventilation window;

2. fresh air exhaust assembly; 21. an air outlet; 22. an exhaust fan; 23. an exhaust duct;

3. a first post-disaster air supply assembly; 31. a first post-disaster blower; 32. a first fresh air bypass;

4. a first post-disaster smoke evacuation assembly; 41. a post-disaster smoke outlet; 42. smoke exhaust pipe after disaster; 43. a first post-disaster smoke extractor;

5. a second post-disaster air supply assembly; 51. A second post-disaster blower; 52. The second fresh air bypass;

6. a second post-disaster smoke evacuation assembly; 61. A second post-disaster smoke extractor; 62. Post-disaster smoke exhaust bypass pipe;

7. a lighting lamp;

8. a gas fire extinguisher;

9. and a water reservoir.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" 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 will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

In order to avoid long-time starting of the air conditioning equipment, reduce power consumption, reduce resource waste and reduce cost, the embodiment provides a fresh air system of an underground energy storage power station and an underground energy storage power station, wherein the underground energy storage power station comprises the fresh air system of the underground energy storage power station and a battery chamber 200 for storing a battery cluster 100 and related components.

As shown in fig. 1 to 5, in one aspect, the fresh air system of the underground energy storage power station includes a fresh air supply assembly 1 and a fresh air exhaust assembly 2. The fresh air supply assembly 1 comprises an air supply opening 11, an air blower 12 and a fresh air pipeline 13, wherein the air supply opening 11 is arranged on the ground, the fresh air pipeline 13 is communicated with the air supply opening 11, the fresh air pipeline 13 is communicated with air conditioning equipment and a battery chamber 200, the air blower 12 is arranged on one side, close to the air supply opening 11, of the fresh air pipeline 13, an outer ventilation window 131 and an inner ventilation window 132 are arranged on the fresh air pipeline 13, the air blower 12 supplies cold air of the air conditioning equipment to the battery cluster 100 through the outer ventilation window 131, the inner ventilation window 132 is arranged on the side wall of the fresh air pipeline 13, the air blower 12 supplies cold air in the battery chamber 200 back to the battery cluster 100 through the inner ventilation window 132, the outer ventilation window 131 and the inner ventilation window 132 are opposite in opening and closing state, the fresh air exhaust assembly 2 comprises an air outlet 21, an air exhaust fan 22 and an air exhaust pipeline 23, the air exhaust opening 21 is arranged on the ground, the air exhaust pipeline 23 is communicated with the air outlet 21, the air exhaust pipeline 23 is communicated with the outside and the battery chamber 200, the air exhaust fan 22 is arranged at the air outlet 21, and the air exhaust fan 22 is used for exhausting air in the battery chamber 200.

Through setting up outer ventilation window 131 and interior ventilation window 132 on fresh air duct 13 for battery compartment 200 is when the heat dissipation, can carry out the heat dissipation of inner loop and outer loop both modes, when carrying out outer loop, outer ventilation window 131 opens, interior ventilation window 132 closes, forced draught blower 12 passes through the air intake and sends the cold wind of air conditioning equipment to battery cluster 100, and cooperate with exhaust fan 22 to discharge the high-temperature gas in the battery compartment 200 through the air outlet, thereby reduce the temperature in the battery compartment 200 with fastest speed, guarantee the temperature control of battery cluster 100 in reasonable scope, when the temperature of battery cluster 100 is in the allowed range, close exhaust fan 22 and outer ventilation window 131, open interior ventilation window 132, forced draught blower 12 carries battery cluster 100 with the inside cold wind recirculation of battery compartment 200. The temperature of the battery cluster 100 is controlled through the alternate combination of the inner and outer cycles, so that the air conditioner is not required to be started during the inner cycle, the long-time starting of the air conditioner is avoided, the power consumption is reduced, the resource waste is reduced, and the cost is reduced.

As shown in fig. 1, in this embodiment, the energy storage power station is completely installed underground, and in addition to the battery room 200 for placing the battery cluster 100 and related components, an escalator room 300 is also provided, in which an escalator 301 is provided in the escalator room 300 to facilitate the entrance and exit of workers, and in order to facilitate the transportation of the underground equipment, a lifting opening 400 for the transportation equipment is also provided on the ground. In order to ensure the ventilation effect of the fresh air system, in the embodiment, two air supply outlets 11 and two air exhaust outlets 21 are formed in the ground, and filter screens are arranged at the air supply outlets 11 and the air exhaust outlets 21, so that sundries are prevented from entering the fresh air system. In addition, the exhaust fan 22 in the present embodiment is an axial flow fan, and the blower 12 is a centrifugal fan.

Optionally, as shown in fig. 1 and 4, the fresh air supply assembly 1 further includes a temperature sensor and a temperature control host. The temperature sensor is used for detecting the temperature in the battery chamber 200, and the temperature control host is used for controlling the opening and closing of the outer ventilation window 131 and the inner ventilation window 132 and the starting and stopping of the exhaust fan 22 and the blower 12 according to the signals of the temperature sensor. The internal and external circulation system can be controlled according to the temperature in the battery chamber 200 at any time by using the temperature sensor and the temperature control host to radiate heat of the battery cluster 100 in the battery chamber 200, so that the battery cluster 100 is ensured to be always kept within an allowable numerical range, the probability of thermal runaway of the battery cluster 100 is reduced, and the possibility of ignition is reduced. In this embodiment, the outer ventilation window 131 and the inner ventilation window 132 are electric shutters, so that the temperature control host computer can conveniently and electrically control the opening and closing of the outer ventilation window 131 and the inner ventilation window 132.

Alternatively, as shown in fig. 1, the fresh air duct 13 is a trapezoid duct with a wide front and a narrow rear. By using the trapezoid pipeline with the front wide and the rear narrow, the airflow at the tail end of the pipeline is more concentrated, so that the airflow can be guaranteed to be uniformly sent to each part of the battery cluster 100, and in the embodiment, the two fresh air pipelines 13 are also arranged because the two air inlets are arranged.

Optionally, as shown in fig. 1 and 3, the fresh air system of the underground energy storage power station further comprises a first post-disaster air supply assembly 3 and a first post-disaster smoke exhaust assembly 4. The first post-disaster air supply assembly 3 comprises a first post-disaster air blower 31 and a first fresh air bypass 32, the first post-disaster air blower 31 is communicated with the fresh air pipeline 13 through the first fresh air bypass 32, the first post-disaster smoke exhaust assembly 4 comprises a post-disaster smoke exhaust port 41, a post-disaster smoke exhaust pipe 42 and a first post-disaster smoke exhaust machine 43, the post-disaster smoke exhaust port 41 is arranged on the ground, the post-disaster smoke exhaust pipe 42 is communicated with the smoke exhaust port and the battery chamber 200, and the first post-disaster smoke exhaust machine 43 is used for exhausting smoke in the battery chamber 200 to the outside through the post-disaster smoke exhaust pipe 42. So that the smoke in the battery compartment 200 can be cleaned as soon as possible after the fire is terminated, so that the reconstruction work can be performed as soon as possible.

Further, the first post-disaster smoke exhaust assembly 4 further comprises a smoke detector and a smoke control host. The smoke detector is used for detecting the smoke concentration in the battery chamber 200, and the smoke control host is used for controlling the opening and closing of the post-disaster smoke outlet 41 and the starting and stopping of the first post-disaster smoke extractor 43 according to the signals of the smoke detector. By arranging the smoke detector and the smoke control host so as to automatically control the discharge of smoke in the battery according to the smoke concentration in the battery chamber 200, the automation degree of the system is improved, and the working strength of operators is reduced.

In this embodiment, the smoke control host and the temperature control host may both be controlled by a BMS system (Building Management System, building equipment management system), which is a system for implementing integrated management on a building equipment monitoring system, a public safety system, and the like. The system can be selectively configured with the following related functions of management, control, monitoring, display, fault alarm and the like according to the condition of building equipment, a refrigerating system, a thermodynamic system, chilled water, cooling water temperature, pressure, a chilled pump, a cooling water pump, a cooling tower fan, an air conditioning unit, a Variable Air Volume (VAV) system, a water pump, a liquid level, a power supply and distribution system, illumination, an elevator, an escalator 301 and the like. When the heating power, refrigeration, air conditioning, water supply and drainage, electric power, illumination, elevator and other systems adopt professional monitoring systems which are respectively self-organized, the system is incorporated into a building equipment management system through a communication interface.

As shown in fig. 1 and 3, and in order to place and control the BMS system, the underground energy storage power station is further provided with an equipment room 500, in order to avoid the influence of fire in the equipment room 500, a second post-disaster air supply assembly 5 is also provided in the equipment room 500, the second post-disaster air supply assembly 5 includes a second post-disaster air blower 51 and a second fresh air bypass 52, the second post-disaster air blower 51 is communicated with the fresh air duct 13 through the second fresh air bypass 52, since the fresh air duct 13 is provided with two, the first fresh air bypass 32 and the second fresh air bypass 52 are respectively communicated with one fresh air duct 13, and the equipment room 500 is further provided with a second post-disaster smoke exhaust assembly 6, the second post-disaster smoke exhaust assembly 6 includes a second post-disaster smoke exhaust machine 61 and a post-disaster smoke exhaust bypass 62, and the second post-disaster smoke exhaust machine 61 is communicated with the post-disaster smoke exhaust pipe 42 through the post-disaster smoke exhaust bypass 62 for exhausting smoke in the equipment room 500. In order to strengthen fireproof capacity, the fire-fighting cabinet 501 is further prepared in the equipment room 500, and a fire-fighting gas cylinder is placed in the fire-fighting cabinet 501 so as to perform human intervention when the fire is small, avoid the fire from becoming large, reduce loss, and the equipment room 500 is further provided with a ladder stand opening 502 leading to the ground, and a ladder stand 503 is arranged in the ladder stand opening 502, so that workers can conveniently enter and exit the equipment room 500.

On the other hand, the utility model also provides an underground energy storage power station of new trend system of application above-mentioned underground energy storage power station. The fresh air system of the underground energy storage power station is applied to avoid long-time starting of the air conditioning equipment, so that the power consumption is reduced, the resource waste is reduced, and the cost is reduced.

In this embodiment, as shown in fig. 1, the underground energy storage power station further includes a lighting system, and the lighting system is also connected to the BMS system for centralized control. The lighting system is provided with an emergency light with a safety exit indication in addition to the usual lighting lamp 7, so that the staff can be guided to evacuate safely in case of fire. In order to ensure that the energy storage power station is warm in winter and cool in summer, the upper part of the energy storage power station needs to be covered with a soil layer for heat preservation and a surrounding heat preservation layer, and the anti-floating pile is further arranged for preventing floating, and the foundation and the basement outer wall are subjected to corrosion prevention and water prevention treatment, so that the whole sealing of the underground energy storage power station is ensured, the fire extinguishing system can well play a role, and the harm to personnel and surrounding facilities when a fire disaster occurs due to thermal runaway is reduced.

Optionally, as shown in fig. 1 and 2, the underground energy storage power station further comprises a fire protection system, wherein the fire protection system comprises a gas fire extinguisher 8, the gas fire extinguisher 8 is arranged at the top of the battery chamber 200, and the gas fire extinguisher 8 is used for spraying fire extinguishing gas into the battery chamber 200. By arranging the gas fire extinguisher 8, the battery cluster 100 which is out of control and fires is extinguished in time, so that the damage to other equipment and personnel caused by the expansion of fire is avoided.

In this embodiment, the gas fire extinguisher 8 may be disposed at other positions contributing to fire protection in addition to the top of the battery compartment 200, which is not particularly limited. In order to ensure that the fire extinguishing effect of the gas fire extinguisher 8 is that the gas fire extinguisher 8 is an aerosol fire extinguisher or a heptafluoropropane fire extinguisher, the description thereof is omitted.

Optionally, the fire-fighting system further comprises a liquid fire extinguisher provided at the top of the battery compartment 200, the liquid fire extinguisher being used to spray fire-fighting liquid into the battery compartment 200. The liquid fire extinguisher is matched with the gas fire extinguisher 8, so that the dual fire extinguishing effect is achieved, and the fire extinguishing speed is improved.

Optionally, the fire protection system further comprises a fire protection system host for controlling the start and stop of the gas fire extinguisher 8 and the liquid fire extinguisher. The fire-fighting system host is used for controlling the start and stop of the gas fire-fighting device 8 and the liquid fire-fighting device, so that the automation degree of the fire-fighting system is improved.

In this embodiment, the fire-fighting host is also connected to the BMS system, and the fire-fighting host shares the temperature sensor and the smoke detector, and the gas fire-fighting device 8 or the liquid fire-fighting device or both are selected to be used for fire-extinguishing treatment by the data of the temperature sensor and the smoke detector.

Optionally, as shown in fig. 3, the underground energy storage power station further comprises a drainage system comprising a drainage canal surrounding the battery compartment 200 for collecting fire fighting liquid into the reservoir 9 and a reservoir 9 in communication with the drainage canal, and a drainage pump for draining the fire fighting liquid in the reservoir 9. The residual fire-fighting water during fire extinguishment is collected into the reservoir 9 by arranging the drainage canal, so that the drainage pump can timely drain the fire-fighting water in the reservoir 9.

The underground energy storage power station is controlled by the BMS control system in actual application to the fresh air system, the fire control system and the drainage system, when the temperature sensor detects that the indoor temperature of the battery chamber 200 is higher than the outdoor temperature, the external circulation of the fresh air system is started, the exhaust fan 22 and the blower 12 are started, the external circulation window is opened, the internal circulation window is closed, and the temperature reduction treatment is carried out in the battery chamber 200. When the temperature in the battery compartment 200 is within a controllable range, the fresh air system turns on the internal circulation system, turns off the exhaust fan 22 and the external circulation window, and turns on the blower 12 and the internal circulation window, so that the cold air in the battery compartment 200 circulates in the battery compartment 200, and the temperature of the battery compartment 200 is maintained. When the thermal runaway of the battery cluster 100 in the battery compartment 200 occurs and a fire occurs, if the fire is small, a worker can extinguish the fire by using the fire-fighting gas cylinder in the equipment room 500 to control the fire. If the fire is large, the BMS system controls the gas fire extinguisher 8 and the liquid fire extinguisher to extinguish the fire according to the temperature sensor and the smoke detector, and simultaneously controls all of the exhaust fan 22, the blower 12, the inner ventilation window 132 and the outer ventilation window 131 to be closed, and the related devices in the battery compartment 200 to be powered off. The staff carries out refuge according to the safety exit instruction on the emergency light. When the fire is eliminated, the first post-disaster smoke extractor 43 and the second post-disaster smoke extractor 61 are started to discharge the smoke in the equipment room 500 and the battery room 200 to the outside, and the first post-disaster blower 31 and the second post-disaster blower 51 are started to send fresh air into the battery room 200 and the equipment room 500. Simultaneously, the drainage pump is started to drain the fire-fighting liquid collected in the reservoir 9. The underground energy storage power station has good integral sealing, the fire extinguishing system can well play a role, and the harm to personnel and peripheral facilities is very small.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. Fresh air system of an underground energy storage power station, characterized in that the underground energy storage power station comprises a battery compartment (200) for storing battery clusters (100) and related components, the fresh air system of the underground energy storage power station comprises:

fresh air supply assembly (1), fresh air supply assembly (1) includes supply air port (11), forced draught blower (12) and new trend pipeline (13), supply air port (11) are located subaerial, new trend pipeline (13) with supply air port (11) intercommunication, new trend pipeline (13) intercommunication air conditioning equipment with battery compartment (200), forced draught blower (12) are located new trend pipeline (13) are close to one side of supply air port (11), be equipped with outer ventilation window (131) and interior ventilation window (132) on new trend pipeline (13), outer ventilation window (131) are located in new trend pipeline (13), forced draught blower (12) are passed through outer ventilation window (131) will cold wind of air conditioning equipment is sent to battery cluster (100), interior ventilation window (132) are located on the fresh air pipeline (13) lateral wall, forced draught blower (12) are passed through interior ventilation window (132) will cold wind in battery compartment (200) is returned battery cluster (100), outer ventilation window (131) are opposite;

fresh air exhaust assembly (2), fresh air exhaust assembly (2) include air exit (21), exhaust fan (22) and exhaust duct (23), subaerial is located to air exit (21), exhaust duct (23) with air exit (21) intercommunication, exhaust duct (23) intercommunication external with battery compartment (200), exhaust fan (22) are located air exit (21) department, exhaust fan (22) are used for with gaseous exhaust in battery compartment (200).

2. Fresh air system of an underground energy storage power station according to claim 1, characterized in that the fresh air supply assembly (1) further comprises:

a temperature sensor for detecting a temperature within the battery chamber (200);

the temperature control host is used for controlling the opening and closing of the outer ventilation window (131) and the inner ventilation window (132) and the starting and stopping of the exhaust fan (22) and the air feeder (12) according to signals of the temperature sensor.

3. Fresh air system of an underground energy storage power station according to claim 1, characterized in that the fresh air duct (13) is a trapezoid duct with wide front and narrow rear.

4. The fresh air system of the underground energy storage power station of claim 1, further comprising:

the system comprises a first post-disaster air supply assembly (3), wherein the first post-disaster air supply assembly (3) comprises a first post-disaster air blower (31) and a first new air bypass (32), and the first post-disaster air blower (31) is communicated with the new air pipeline (13) through the first new air bypass (32);

the post-disaster smoke exhaust assembly (4) comprises a post-disaster smoke exhaust port (41), a post-disaster smoke exhaust pipe (42) and a first post-disaster smoke exhaust machine (43), wherein the post-disaster smoke exhaust port (41) is arranged on the ground, the post-disaster smoke exhaust pipe (42) is communicated with the smoke exhaust port and the battery chamber (200), and the first post-disaster smoke exhaust machine (43) is used for exhausting smoke in the battery chamber (200) to the outside through the post-disaster smoke exhaust pipe (42).

5. The fresh air system of an underground energy storage power station of claim 4, wherein the first post-disaster fume extraction assembly (4) further comprises:

a smoke detector for detecting a smoke concentration within the battery compartment (200);

the smoke control host is used for controlling the opening and closing of the post-disaster smoke outlet (41) and the starting and stopping of the first post-disaster smoke exhaust machine (43) according to the signals of the smoke detector.

6. An underground energy storage power station comprising the fresh air system of the underground energy storage power station of any one of claims 1-5.

7. The underground energy storage power station of claim 6, further comprising a fire protection system comprising a gas fire extinguisher (8), the gas fire extinguisher (8) being provided on top of the battery compartment (200), the gas fire extinguisher (8) being adapted to inject fire extinguishing gas into the battery compartment (200).

8. The underground energy storage power station of claim 7, wherein the fire protection system further comprises a liquid fire extinguisher provided on top of the battery compartment (200), the liquid fire extinguisher being for spraying fire fighting liquid into the battery compartment (200).

9. The underground energy storage power station of claim 8, wherein the fire protection system further comprises a fire protection system host for controlling the start and stop of the gas fire extinguisher (8) and the liquid fire extinguisher.

10. The underground energy storage power station of claim 8, further comprising a drainage system comprising a drainage canal surrounding the battery compartment (200) for collecting the fire fighting liquid into the reservoir (9) and a reservoir (9) in communication with the drainage canal, the drainage system further comprising a drainage pump for draining the fire fighting liquid in the reservoir (9).

Images