CN222300756U - Energy storage cabinets and energy storage equipment - Google Patents
Energy storage cabinets and energy storage equipment Download PDFInfo
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- CN222300756U CN222300756U CN202323374819.8U CN202323374819U CN222300756U CN 222300756 U CN222300756 U CN 222300756U CN 202323374819 U CN202323374819 U CN 202323374819U CN 222300756 U CN222300756 U CN 222300756U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
本实用新型提供了一种储能电柜及储能设备，该储能电柜包括柜体和储能系统。柜体内形成有左右分隔设置的电池腔体和电气腔体。储能系统包括设于电池腔体内的电池系统，以及电气腔体内的控制系统。柜体上设有与电气腔体分别连通的进风百叶窗和出风百叶窗，出风百叶窗的内侧设有鼓风部，出风百叶窗的外侧设有导流罩，导流罩内设有上下间隔布置的多个导流通道，导流通道用于引导由出风百叶窗流出的气流沿水平方向流出，或者沿远离进风百叶窗的方向流出。本实用新型所述的储能电柜，能够避免进风口与出风口出现回风短路问题，能够使柜体内的电气件和电池包处于恒定的温度环境中，进而保证使用性能。
The utility model provides an energy storage cabinet and energy storage equipment, the energy storage cabinet comprising a cabinet and an energy storage system. A battery cavity and an electrical cavity separated on the left and right are formed in the cabinet. The energy storage system comprises a battery system arranged in the battery cavity, and a control system in the electrical cavity. The cabinet is provided with an air inlet louver and an air outlet louver respectively connected to the electrical cavity, the inner side of the air outlet louver is provided with a blasting part, the outer side of the air outlet louver is provided with a guide cover, and the guide cover is provided with a plurality of guide channels arranged at intervals up and down, the guide channels are used to guide the airflow flowing out of the air outlet louver to flow out in a horizontal direction, or in a direction away from the air inlet louver. The energy storage cabinet described in the utility model can avoid the problem of return air short circuit between the air inlet and the air outlet, and can keep the electrical components and battery pack in the cabinet in a constant temperature environment, thereby ensuring the use performance.
Description
Technical Field
The utility model relates to the technical field of battery energy storage, in particular to an energy storage electric cabinet. In addition, the utility model also relates to energy storage equipment provided with the energy storage electric cabinet.
Background
The battery energy storage system realizes the storage and release of electric power through a large-scale energy storage battery, has the characteristics of flexible integration and installation and wide application range, and can supplement and enrich the requirements of the electric power system and consumers from different aspects. The energy storage system is usually composed of a plurality of energy storage battery clusters, and is finally put into use in the form of an energy storage cabinet or an energy storage container.
The common battery energy storage container is to assemble battery monomers into modules in series, then a plurality of modules form a battery pack, and the battery packs are arranged on a fixed rack to form a modularized energy storage battery cluster. The integrated outdoor cabinet system suitable for industrial and commercial energy storage has two main heat sources inside the cabinet body, a battery system and an energy storage inverter. The common heat management modes include air cooling and liquid cooling, and the air cooling mainly adopts an air conditioner or a fan to realize heat management, so that the heat management device has the advantage of low cost and is widely used.
In the air-cooled thermal management scheme, when the air inlet and the air outlet are arranged on the same side, because the distance between the air inlet and the air outlet is relatively short, air flow from the air outlet can be sucked back into the cabinet by the air inlet, so that the working effect of the whole thermal management system is greatly reduced, and the phenomenon is return air short circuit. When the return air short circuit occurs, the heat management efficiency of the system is reduced, the power consumption is increased, the temperature management and control is failed due to the heavy weight, the system cannot work normally, and the product use is affected.
And to above-mentioned problem, current outdoor cabinet system of integral type generally can set up air intake and air outlet at the different faces of the cabinet body, like front panel air inlet, the rear panel air-out to because air outlet and air intake generally need reserve certain installation distance, can lead to the unable direct concatenation installation of realizing back-to-back and side by side of whole cabinet body simultaneously, increased the area of product.
Disclosure of utility model
In view of the above, the present utility model aims to provide an energy storage electric cabinet, which can reduce the occupied area of the system on the premise of avoiding the occurrence of a return air short circuit.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
An energy storage electric cabinet comprises a cabinet body and an energy storage system;
a battery cavity and an electric cavity which are arranged left and right in a separated mode are formed in the cabinet body;
the energy storage system comprises a battery system arranged in the battery cavity and a control system arranged in the electric cavity;
The cabinet body is provided with an air inlet shutter and an air outlet shutter which are respectively communicated with the electric cavity, the inner side of the air outlet shutter is provided with an air blast part, the outer side of the air outlet shutter is provided with a guide cover, a plurality of guide channels which are arranged at intervals up and down are arranged in the guide cover, and the guide channels are used for guiding air flow flowing out from the air outlet shutter to flow out along the horizontal direction or flow out along the direction away from the air inlet shutter.
Further, the air guide sleeve comprises a frame with a hollow inside, and a plurality of air guide sheets arranged in the frame at intervals along the height direction of the frame, wherein the air guide channels are formed by enclosing two adjacent air guide sheets with the frame.
Further, each guide vane is horizontally arranged, the guide channel can guide the air flow to flow out along the horizontal direction, or
Each guide vane is obliquely arranged along the direction away from the air inlet shutter, and the guide channel can guide the air flow to flow out along the direction away from the air inlet shutter.
Furthermore, the outside of the air guide sleeve is provided with a decorative plate, and the decorative plate is provided with a plurality of hollowed-out holes and/or,
The air outlet shutter is arranged and communicated with the top of the electric cavity, and the air inlet shutter is communicated with the bottom of the electric cavity.
Further, the cabinet body is provided with an air conditioner for blowing cold air/hot air into the battery cavity and/or,
At least one side of the cabinet body is provided with a heat insulation layer.
Further, a fire control controller, a fire control detector and a fire extinguisher are arranged on the cabinet body, the fire control controller is positioned in the battery cavity, and the fire control detector is connected with the fire control controller;
the fire extinguisher controller may trigger the fire extinguisher to fire extinguishing agent when the fire detector detects a fire, and/or,
The top of the cabinet body is provided with a hoisting part.
Further, the fire detector comprises at least one of a temperature sensor, a smoke detector and a combustible gas detector.
Further, the cabinet body is provided with a status indicator lamp connected with the control system, the status indicator lamp is used for displaying different states of the energy storage system, and the color of the status indicator lamp in different states is different, and/or,
The cabinet body is provided with a scram switch connected with the control system, and the scram switch can disconnect the communication between the battery system and external electric equipment.
Further, the cabinet body comprises a cabinet body with a cavity formed inside, and a cabinet door pivoted on the cabinet body and used for opening and closing the opening of the cabinet body, wherein the battery cavity and the electric cavity are formed between the cabinet body and the cabinet door in a surrounding shape;
the air inlet shutter and the air outlet shutter are both arranged on the cabinet door.
Further, the energy storage electric cabinet comprises at least two energy storage electric cabinets which are arranged side by side, and the air inlet shutter and the air outlet shutter on each energy storage electric cabinet are positioned on the same side corresponding to the energy storage electric cabinet.
Compared with the prior art, the utility model has the following advantages:
According to the energy storage electric cabinet, the battery cavity and the electric cavity which are separated left and right are arranged in the cabinet, so that the mutual temperature interference between the battery pack and each electric device is avoided, the air is supplied through the air blowing part, and flows to the air outlet shutter through the air guide cover with the air guide channel, the air flow is guided to the horizontal direction or the direction far away from the air inlet shutter by the air guide channel, the air return short circuit problem between the air inlet and the air outlet is avoided, the electric devices and the battery pack in the cabinet body can be in a constant temperature environment, and the service performance is further ensured.
In addition, the guide cover is provided with a plurality of guide vanes which are arranged at intervals along the height direction of the frame, and a plurality of guide channels are formed between the guide cover and the frame in a surrounding mode. And moreover, the guide vanes are horizontally arranged or obliquely arranged along the direction away from the air inlet louver, so that the air flow of the air outlet louver is prevented from being sucked back into the electric cabinet by the air inlet louver, and the heat management efficiency is reduced.
In addition, through setting up the decorative board in the kuppe outside, and be equipped with the fretwork hole on the decorative board to/or, the air-out shutter is located and is connected with the top of electric cavity, and the air inlet shutter is connected with the bottom of electric cavity, not only is convenient for form circulating air current and be convenient for dispel the heat in electric cavity, can also increase the pleasing to the eye degree of air-out shutter.
Another object of the present utility model is to provide an energy storage device, which includes at least two energy storage electric cabinets arranged side by side, and the air inlet shutter and the air outlet shutter on each energy storage electric cabinet are located on the same side corresponding to the energy storage electric cabinet.
According to the energy storage equipment, the air inlet shutter and the air outlet shutter are arranged on the same side of the energy storage electric cabinet, and can be directly spliced and installed side by side and back to back, so that the occupied area of the system is greatly reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
Fig. 1 is an external schematic front view of an energy storage electric cabinet according to an embodiment of the present utility model;
Fig. 2 is a schematic view of the inner side of a cabinet door according to an embodiment of the present utility model;
fig. 3 is a schematic diagram illustrating an internal layout of an energy storage cabinet according to an embodiment of the present utility model;
FIG. 4 is a schematic airflow diagram of a pod according to an embodiment of the present utility model;
FIG. 5 is a schematic perspective exploded view of a pod according to an embodiment of the present utility model;
FIG. 6 is a schematic front view of a trim panel according to an embodiment of the present utility model;
Fig. 7 is a schematic diagram of an operation principle of the energy storage electric cabinet according to the embodiment of the utility model;
fig. 8 is a schematic diagram illustrating an operating principle of a thermal management system of an energy storage electric cabinet according to an embodiment of the present utility model;
Fig. 9 is a schematic diagram of a fire protection system of an energy storage electric cabinet according to an embodiment of the present utility model.
Reference numerals illustrate:
1. The cabinet body, 2, a cabinet door, 3, an air inlet shutter, 4, an air outlet shutter, 5, an air blowing part, 6, a guide cover, 7, a door lock, 8, a fire control controller, 9, a fire control detector, 10, a fire extinguisher, 11, a hoisting part, 12, a status indicator lamp, 13, an emergency stop switch, 14, an energy storage inverter, 15, an electric installation plate, 16, a battery pack, 17, a high-voltage box, 18, an uninterruptible power supply, 19, an air conditioner return air inlet, 20, an air conditioner air outlet, 21 and a guard board;
101. 102, an electrical cavity;
601. Flow guide channel 602, frame 603, flow guide sheet 604, decorative board;
6041. And (5) a hollowed hole.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, if terms indicating an azimuth or a positional relationship such as "upper", "lower", "inner", "back", and the like are presented, they are based on the azimuth or the positional relationship shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
The embodiment relates to an energy storage electric cabinet, which comprises a cabinet body 1 and an energy storage system. Wherein, a battery cavity 101 and an electric cavity 102 which are arranged left and right in a separated way are formed in the cabinet body 1. The energy storage system includes a battery system disposed within the battery cavity 101, and a control system within the electrical cavity 102. The cabinet body 1 is provided with an air inlet shutter 3 and an air outlet shutter 4 which are respectively communicated with the electric cavity 102, the inner side of the air outlet shutter 4 is provided with an air blast part 5, the outer side of the air outlet shutter 4 is provided with a guide cover 6, a plurality of guide channels 601 which are arranged at intervals up and down are arranged in the guide cover 6, and the guide channels 601 are used for guiding air flow flowing out from the air outlet shutter 4 to flow out along the horizontal direction or flow out along the direction far away from the air inlet shutter 3.
The energy storage electric cabinet of this embodiment through set up control divided battery cavity 101 and electric cavity 102 in the cabinet, avoids taking place the temperature to interfere each other between group battery and the each electrical component to through the air supply of blast portion 5, the kuppe 6 through having water conservancy diversion passageway 601 flows to air-out shutter 4 again, water conservancy diversion passageway 601 guides the air current to the horizontal direction or keeps away from the direction of air inlet shutter 3, thereby avoids air intake and air outlet to appear the return air short circuit problem, can make electrical component and the battery package 16 in the cabinet body 1 be in invariable temperature environment, and then guarantees performance.
Based on the above overall description, an exemplary structure of the energy storage electric cabinet of the present embodiment, as shown in fig. 1 to 3, adopts an integrated energy storage outdoor cabinet system. Preferably, the cabinet body 1 comprises a cabinet body with a cavity formed inside, and a cabinet door 2 pivoted on the cabinet body and used for opening and closing an opening of the cabinet body, and a battery cavity 101 and an electric cavity 102 are formed between the cabinet body and the cabinet door 2 in a surrounding manner.
As shown in fig. 1, one side of the cabinet body 1 is provided with a cabinet door 2, and a single-side door opening mode is adopted. The cabinet body is a rectangular accommodating space which is opened towards the direction of the cabinet door 2, and the accommodating space is divided by a partition plate to form a battery cavity 101 and an electric cavity 102.
In order to have the functions of heat insulation and fire prevention, the inner side of the cabinet door 2 is provided with a heat insulation layer. Under the normal working state of the battery system, the heat insulation layer plays a role in heat insulation, the heat insulation layer can avoid the great influence of the external environment temperature on the temperature of the battery system, relatively adiabatic cabin conditions are created, and the power consumption of the thermal management system is reduced. When a fire disaster occurs, the heat transfer can be effectively isolated, the spread of fire is prevented, and more escape time is striven for.
Preferably, the top of the cabinet 1 is provided with a lifting part 11. As shown in fig. 1 to 2, the lifting part 11 in this embodiment is a lifting ring, and the lifting ring is disposed on four corners of the top of the cabinet body 1 and is screwed on the top of the cabinet body 1, so as to be used when the cabinet body 1 is lifted and transported. In addition, an air conditioner for blowing cold air or hot air into the battery chamber 101 is provided on the cabinet 1. Specifically, as shown in fig. 1 and 2, the air conditioner of the present embodiment is externally hung on the cabinet door 2, wherein the air conditioner air outlet 20 and the air conditioner air return 19 of the air conditioner are both disposed on the front surface of the cabinet door 2, and are used for performing thermal management on the battery cavity 101, and the battery cavity 101 is communicated with the air inlet of the air conditioner at the air outlet of the air conditioner.
As shown in fig. 1 to 2, a wall-mounted air conditioner is mounted on the cabinet door 2, an air inlet of the air conditioner is arranged on the front surface of the cabinet door 2, namely on the outer side of the cabinet body 1, and an air outlet 20 of the air conditioner is arranged on the inner side of the cabinet door 2 and is used for controlling the temperature of a battery system in the cabinet body 1. Based on the state of fig. 1, the air inlet shutter 3 and the air outlet shutter 4 are both arranged on the cabinet door 2, the air outlet shutter 4 is arranged on the upper right side of the cabinet door 2, the air inlet shutter 3 is arranged under the air outlet shutter 4, the air outlet shutter 4 is arranged on the top of the electric cavity 102 and communicated with the bottom of the electric cavity 102, and the air inlet shutter 3 is communicated with the bottom of the electric cavity 102.
In addition, as shown in fig. 2, the cabinet door 2 of the present embodiment is opened and closed by a connecting rod door lock 7 in the prior art, and a lock seat is provided on the cabinet door 2, so that the lock can be opened by a key. The cabinet body 1 bottom of this embodiment is equipped with backplate 21 and is used for the fork truck mouth of holding fork truck fork utensil, and decorative board 604 energy storage electric cabinet accessible fork truck of this embodiment removes to the position demand of adaptation energy storage electric cabinet. By providing the guard plate 21 on the front surface of the cabinet door 2, the effect of beautiful appearance can be achieved.
Based on the state shown in fig. 3, the battery cavity 101 of the present embodiment is located on the left side of the accommodating cavity, and the electric cavity 102 is located on the right side of the accommodating cavity and is partitioned by a partition plate. The partition board in this embodiment extends along the height direction of the cabinet body 1, and makes the battery cavity 101 and the electric cavity 102 form a sealed space, and the battery cavity 101 and the electric cavity 102 can respectively meet the protection level requirement of IP 55. The separator has a certain heat insulating capability and structural strength, and when the battery pack 16 and the power harness, communication harness and the like of the electric parts pass through the separator, connectors such as corresponding terminals are adopted to ensure the sealing performance and the protection level.
As shown in fig. 3, 9 air-cooled battery packs 16 are sequentially arranged in the height direction in the electric cavity 102, and interfaces and components necessary in the prior art are integrated in the battery packs 16, and mainly comprise a battery management unit, a communication structure, a power harness interface, a manual maintenance switch and the like. The high-voltage box 17 is arranged below the battery pack 16, the uninterrupted power source 18 is arranged below the high-voltage box 17, and the uninterrupted power source can provide power utilization guarantee for the system when the power supply of the system fails, and can provide enough reaction and treatment time for the system, so that accidents are avoided.
In addition, a travel switch is arranged at the top of the electric cavity 102, and when the cabinet door 2 is opened, a signal is sent to the energy management system to give an alarm, so that operators are reminded of paying attention to electricity safety. As shown in fig. 3, an energy storage inverter 14 (PCS) is disposed below the air blowing portion 5, i.e., in the middle of the electric cavity 102, and the energy storage inverter 14 controls charging and discharging of the battery system to perform ac-dc conversion, so that the ac load can be directly supplied under the condition of no power grid. An electrical mounting plate 15 is arranged below the energy storage inverter 14, and all power distribution components of the energy storage electric cabinet, including circuit breakers, switches, I/O modules and the like, are mounted on the electrical mounting plate 15.
The high-voltage tank 17 of the present embodiment integrates therein a battery management system and related devices for circuit protection, such as a circuit breaker, a relay, and the like. The high-voltage tank 17 is connected to the battery pack 16 and an energy management system described below via a communication harness, and is connected to the battery pack 16 via a power harness.
As a preferred embodiment, the pod 6 of the present embodiment includes a frame 602 having a hollow interior, and a plurality of flow guide fins 603 disposed in the frame 602 at intervals along a height direction of the frame 602, and a flow guide channel 601 is defined between two adjacent flow guide fins 603 and the frame 602.
As shown in fig. 4 and 5, the frame 602 includes side plates disposed on two sides of the air deflector 603, the air deflector 603 is horizontally connected to the outside and the inside of the cabinet body 1, and the air deflector 603 is disposed in a plurality of air deflector channels 601 from top to bottom at intervals, so that a plurality of air deflector channels 601 are formed between the inside and the outside of the cabinet body 1, and air is blown through the blowing portion 5 on the inside of the air outlet shutter 4, and air in the cabinet body 1 flows out through the air deflector channels 601, so that a better heat dissipation or cooling effect can be achieved. The blower 5 of the present embodiment employs an electric cabin radiator fan.
Further, each of the guide plates 603 is horizontally disposed, and the guide channel 601 can guide the air flow to flow out along the horizontal direction, and as shown in fig. 4 and 5, the guide plates 603 are horizontally disposed in the frame 602, and the air flow flowing through the guide channel 601 flows to the outside along the disposing direction of the guide plates 603.
As a possible embodiment, each deflector 603 is arranged obliquely in a direction away from the air inlet shutter 3, and the deflector channel 601 is capable of guiding the air flow to flow out in a direction away from the air inlet shutter 3. As shown in fig. 4, the end of the deflector 603 near the outside is provided with an arc end bent upwards, and by providing the arc end, the flowing air flow can flow towards the upper side to the outside, so that the air flow is far away from the direction of the air inlet shutter 3, and the air flow from the air outlet is prevented from being sucked into the air inlet.
In addition, the whole deflector 603 can be obliquely arranged with the side plate, and the deflector 603 is obliquely upwards arranged, so that the air flow of the air outlet shutter 4 is prevented from being sucked into the electrical cabinet by the air inlet shutter 3 to reduce the heat management efficiency by obliquely arranging the deflector 603 along the direction away from the air inlet shutter 3. The guide vane 603 that so set up can reduce the windage and the noise of guide channel 601 when adjusting the air current direction, and this structural design is simple, and is with low costs.
In order to facilitate smooth evacuation of the airflow, a decorative plate 604 is disposed on the outer side of the pod 6, and a plurality of hollow holes 6041 are disposed on the decorative plate 604. As shown in fig. 4 to 6, a plurality of hollow holes 6041 are formed in the decorative plate 604 at intervals, and air flow in the cabinet body 1 is evacuated through the hollow holes 6041, so that the ventilation rate of the air guide sleeve 6 is improved, and the wind resistance is reduced. In addition, in order to increase the aesthetic appearance, the hollow hole 6041 of the present embodiment may have a hexagonal shape, or may have a structure such as a quadrangle, a triangle, a circle, or other polygons.
In addition, the cabinet body 1 is provided with a fire control controller 8, a fire control detector 9 which is positioned in the battery cavity 101 and is connected with the fire control controller 8, and a fire extinguisher 10 which is electrically connected with the fire control controller 8, wherein the controller of the fire extinguisher 10 can trigger the fire extinguisher 10 to spray fire extinguishing agent when the fire control detector 9 detects fire. As shown in fig. 2, in particular, a fire control controller 8, a fire control detector 9 and a fire extinguisher 10 are all provided inside the cabinet door 2, wherein the fire extinguisher 10 is provided with a fire extinguishing agent.
In this embodiment, the fire control controller 8, the fire control detector 9, the explosion-proof exhaust fan and the fire extinguisher 10 are all connected with the energy management system described below, so that the data transmitted by the fire control detector 9 is monitored, if the corresponding fire extinguishing conditions are met, the transmitted signals are transmitted to the energy management system, and meanwhile, the fire extinguishing agent is started to extinguish fire.
Further, the fire detector 9 includes at least one of a temperature sensor, a smoke detector, and a flammable gas detector. The fire-fighting detector 9 in this embodiment is connected to the fire-fighting controller 8, and stores fire-fighting extinguishing agent therein, and is controlled by the fire-fighting controller 8. When the fire control controller 8 judges that a fire occurs, the fire will be fired, thereby extinguishing the fire and preventing further disasters. The fire extinguishing agent uses the national recommended fire extinguishing agent of the energy storage system, such as hot aerosol, perfluoro-hexanone and the like, and the storage capacity is determined by the total energy of the battery system, the volume of the battery compartment and the like.
Preferably, the cabinet body 1 is provided with a status indicator lamp 12 connected with the control system, the status indicator lamp 12 is used for displaying different states of the energy storage system, and the color of the status indicator lamp 12 in the different states is different. And, be equipped with the scram switch 13 that links to each other with control system on the cabinet body 1, scram switch 13 can break off the communication of battery system and outside consumer.
As shown in fig. 1 to 2, the outside of the cabinet door 2 is further provided with a status indicator lamp 12, which includes an operation status indicator lamp 12, a fault status indicator lamp 12 and an alarm indicator lamp, and is used for displaying working status in different states, thereby facilitating operation and maintenance management. The front of the cabinet door 2 of the embodiment is also provided with an emergency stop button, and when an emergency occurs, the whole system can be shut down by pressing the emergency stop button by one key, so that a safety guarantee function is realized.
The control system of the present embodiment is an energy management system ems disposed in the electric cavity 102, and is used for monitoring, controlling and optimizing energy flow and energy consumption in the energy system. The specific structure of the energy management system may be implemented according to the prior art means, and will not be described herein.
As described above, as shown in fig. 7 to 9, the energy storage electric cabinet of the present embodiment mainly includes four systems, namely, a battery system, a battery management system, a thermal management system, and a fire protection system. The battery system mainly comprises a plurality of battery packs 16, is connected with a high-voltage box 17 and an energy storage converter through a power wire harness, and is a core part of the whole system and is responsible for storing electric quantity.
The battery management system is mainly integrated in the high-voltage box 17, is connected with a battery management unit and an energy management system integrated in the battery pack 16 through a communication wire harness, and is responsible for monitoring the running state of the battery system in real time and playing a role in protection.
The heat management system mainly comprises an air conditioner, a cooling fan and a heater, is responsible for the heat management of the whole system and ensures that the battery system works in a proper temperature range. The fire-fighting system comprises the detector, the controller, the fire extinguishing agent and the like, and is responsible for fire-fighting detection and fire extinguishing of the whole system.
The embodiment also relates to an energy storage device, which comprises at least two energy storage electric cabinets arranged side by side, and an air inlet shutter 3 and an air outlet shutter 4 on each energy storage electric cabinet are positioned on the same side of the corresponding energy storage electric cabinet.
Because the air inlet shutter 3 and the air outlet shutter 4 of the energy storage electric cabinet of the embodiment are both positioned on the front surface of the cabinet door 2, the energy storage electric cabinets arranged side by side can be directly spliced and installed side by side and back to back, and the occupied area of the system is greatly reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. An energy storage electric cabinet which is characterized in that:
comprises a cabinet body and an energy storage system;
a battery cavity and an electric cavity which are arranged left and right in a separated mode are formed in the cabinet body;
the energy storage system comprises a battery system arranged in the battery cavity and a control system arranged in the electric cavity;
The cabinet body is provided with an air inlet shutter and an air outlet shutter which are respectively communicated with the electric cavity, the inner side of the air outlet shutter is provided with an air blast part, the outer side of the air outlet shutter is provided with a guide cover, a plurality of guide channels which are arranged at intervals up and down are arranged in the guide cover, and the guide channels are used for guiding air flow flowing out from the air outlet shutter to flow out along the horizontal direction or flow out along the direction away from the air inlet shutter.
2. The energy storage electric cabinet of claim 1, wherein:
The air guide sleeve comprises a hollow frame and a plurality of air guide sheets arranged in the frame at intervals along the height direction of the frame, and the air guide channels are formed by enclosing adjacent two air guide sheets with the frame.
3. The energy storage electric cabinet of claim 2, wherein:
each guide vane is horizontally arranged, the guide channel can guide the air flow to flow out along the horizontal direction, or
Each guide vane is obliquely arranged along the direction away from the air inlet shutter, and the guide channel can guide the air flow to flow out along the direction away from the air inlet shutter.
4. The energy storage electric cabinet of claim 1, wherein:
a decorative plate is arranged on the outer side of the air guide sleeve, a plurality of hollowed-out holes are arranged on the decorative plate, and/or,
The air outlet shutter is arranged and communicated with the top of the electric cavity, and the air inlet shutter is communicated with the bottom of the electric cavity.
5. The energy storage electric cabinet of claim 1, wherein:
The cabinet body is provided with an air conditioner for blowing cold air/hot air into the battery cavity and/or,
At least one side of the cabinet body is provided with a heat insulation layer.
6. The energy storage electric cabinet of claim 1, wherein:
the fire control device is characterized in that a fire control controller, a fire control detector and a fire extinguisher are arranged on the cabinet body, the fire control detector is positioned in the battery cavity and connected with the fire control controller, and the fire extinguisher is electrically connected with the fire control controller;
The fire extinguisher controller may be capable of triggering the fire extinguisher to fire extinguishing agent when the fire detector detects a fire, and/or,
The top of the cabinet body is provided with a hoisting part.
7. The energy storage electric cabinet of claim 6, wherein:
The fire detector comprises at least one of a temperature sensor, a smoke detector and a combustible gas detector.
8. The energy storage electric cabinet of claim 1, wherein:
The cabinet body is provided with a status indicator lamp connected with the control system, the status indicator lamp is used for displaying different states of the energy storage system, and the color of the status indicator lamp in different states is different, and/or,
The cabinet body is provided with a scram switch connected with the control system, and the scram switch can disconnect the communication between the battery system and external electric equipment.
9. The energy storage electric cabinet according to any one of claims 1 to 8, wherein:
The cabinet body comprises a cabinet body with a cavity formed in the cabinet body, and a cabinet door pivoted on the cabinet body and used for opening and closing the opening of the cabinet body, wherein the battery cavity and the electric cavity are formed between the cabinet body and the cabinet door in a surrounding shape;
the air inlet shutter and the air outlet shutter are both arranged on the cabinet door.
10. An energy storage device, characterized by:
Comprising at least two energy storage electric cabinets arranged side by side, wherein each energy storage electric cabinet is an energy storage electric cabinet according to any one of claims 1 to 9, and the air inlet shutter and the air outlet shutter on each energy storage electric cabinet are positioned on the same side corresponding to the energy storage electric cabinet.
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| CN202323374819.8U CN222300756U (en) | 2023-12-11 | 2023-12-11 | Energy storage cabinets and energy storage equipment |
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| CN202323374819.8U CN222300756U (en) | 2023-12-11 | 2023-12-11 | Energy storage cabinets and energy storage equipment |
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