CN220963452U - Energy storage device - Google Patents
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- CN220963452U CN220963452U CN202322492416.7U CN202322492416U CN220963452U CN 220963452 U CN220963452 U CN 220963452U CN 202322492416 U CN202322492416 U CN 202322492416U CN 220963452 U CN220963452 U CN 220963452U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 68
- 238000001816 cooling Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The application discloses energy storage equipment, and belongs to the technical field of energy storage. The energy storage equipment comprises a cabinet body assembly, a first battery cluster, a second battery cluster, a first temperature control system and a second temperature control system, wherein the cabinet body assembly comprises a main cabinet body and an auxiliary cabinet body, the first temperature control system is arranged in the main cabinet body and comprises a controller, a first fire-fighting component and a first temperature adjusting component, the first fire-fighting component and the first temperature adjusting component are arranged corresponding to the first battery cluster and are in communication connection with the controller, the second temperature control system is arranged in the auxiliary cabinet body and comprises a battery box information collector, a second fire-fighting component and a second temperature adjusting component, the battery box information collector is in communication connection with the controller, the second fire-fighting component and the second temperature adjusting component are arranged corresponding to the second battery cluster and are in communication connection with the battery box information collector, expansion of capacity of the energy storage equipment is achieved, the demand of a communication interface is reduced, and meanwhile, the requirement of the energy storage container on electrical performance can be reduced.
Description
Technical Field
The application belongs to the technical field of energy storage, and particularly relates to energy storage equipment.
Background
In the existing energy storage system, the main components comprise a battery pack for storing energy, a power conversion unit corresponding to the battery pack, a battery system management unit, a temperature control system and a control system. If the system needs to expand the capacity, another group of battery pack, power conversion unit, battery system management unit and temperature control system need to be added, and the power conversion unit and the temperature control system corresponding to the battery pack with expanded capacity need to be in communication connection with the control system, so that the communication interface resource of the control system is tense, and meanwhile, the requirement on the electrical performance is higher due to too many outgoing lines of the energy storage container.
Disclosure of utility model
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides energy storage equipment, which aims to solve the problem that in the prior art, after the capacity of an energy storage system is expanded, the communication interface resource of a control system is tense, and meanwhile, the requirement on the electrical performance is higher due to too many outgoing lines of an energy storage container.
The present application provides a thermal management system comprising:
the cabinet assembly comprises a main cabinet body and an auxiliary cabinet body;
The first battery cluster is arranged in the main cabinet body, and the second battery cluster is arranged in the auxiliary cabinet body;
The first temperature control system is arranged in the main cabinet body and comprises a controller, a first fire-fighting assembly and a first temperature adjusting assembly, wherein the first fire-fighting assembly and the first temperature adjusting assembly are arranged corresponding to the first battery cluster and are in communication connection with the controller; and
The second temperature control system is arranged in the auxiliary cabinet body and comprises a battery box information collector, a second fire-fighting assembly and a second temperature adjusting assembly, wherein the battery box information collector is in communication connection with the controller, and the second fire-fighting assembly and the second temperature adjusting assembly correspond to the second battery cluster and are in communication connection with the battery box information collector.
According to the thermal management system, the auxiliary cabinet body is additionally arranged, the second battery cluster and the second temperature control system are arranged in the auxiliary cabinet body, the capacity expansion of the energy storage equipment is realized, in addition, the battery box information collector is arranged, and is in communication connection with the second fire-fighting component and the second temperature regulating component, so that the battery box information collector directly controls the second fire-fighting component and the second temperature regulating component, the controller does not need to care about specific conditions in the auxiliary cabinet body, the outgoing line and the outgoing line of the energy storage container are reduced, meanwhile, the expansibility is good, the controller directly controls the battery box information collector through the controller and the battery box information collector, the demand of a communication interface is reduced, the circuit structure is simplified, and meanwhile, the requirement of the energy storage container on the electrical performance can be reduced.
According to one embodiment of the application, the battery box information collector is in communication connection with the controller through a network cable.
According to one embodiment of the application, the auxiliary cabinet, the second battery cluster and the second temperature control system together form an expansion energy storage module, and a plurality of expansion energy storage modules are arranged.
According to one embodiment of the application, the intelligent cabinet temperature control system further comprises a switch, wherein the switch is arranged in the main cabinet and is respectively in communication connection with the battery box information collector and the controller.
According to one embodiment of the application, the battery pack management device further comprises a battery pack manager, wherein the battery pack manager is arranged in the main cabinet body and is respectively in communication connection with the first battery pack and the second battery pack.
According to one embodiment of the application, the battery cluster manager is communicatively coupled to the first battery cluster and the second battery cluster, respectively, via a daisy chain.
According to one embodiment of the application, the first fire protection assembly comprises at least one of a first thermal runaway alarm, a first fire extinguishing device and a first fire detection device; and/or the number of the groups of groups,
The second fire assembly includes at least one of a second thermal runaway alarm, a second fire extinguishing device, and a second fire detection device; and/or the number of the groups of groups,
The first temperature regulating assembly comprises at least one of a first liquid cooling unit, a first air conditioner and a first fan; and/or the number of the groups of groups,
The second temperature regulating assembly includes at least one of a second liquid cooling unit, a second air conditioner, and a second fan.
According to one embodiment of the application, the system further comprises an energy management system, wherein the energy management system is provided with a main cabinet body and is in communication connection with the controller.
According to one embodiment of the application, the energy management system is communicatively coupled to the controller via a network cable.
According to one embodiment of the application, the energy storage converter further comprises an energy storage converter, wherein the energy storage converter is installed on the main cabinet body, and the energy storage converter is in communication connection with the controller.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
Fig. 1 is a schematic structural diagram of an energy storage device according to an embodiment of the present application.
Reference numerals:
An energy storage device 100;
A main cabinet 111 and a sub cabinet 112;
a first battery cluster 120 and a first battery pack 121;
A second battery cluster 130, a second battery pack 131;
A controller 141, a first thermal runaway alarm 1421, a first fire extinguishing device 1422, a first fire detection device 1423, a first temperature adjustment assembly 143;
A battery box information collector 151, a second thermal runaway alarm 1521, a second fire extinguishing device 1522, a second fire detecting device 1523, a second temperature regulating component 153;
a net line 161, a daisy chain 162;
a switch 170;
a battery cluster manager 180;
An energy management system 190;
An energy storage converter 1100;
input node b, output node a.
Detailed Description
Embodiments of the present application 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 application.
The application discloses a thermal management system.
An energy storage device according to an embodiment of the present application is described below with reference to fig. 1.
As shown in fig. 1, the energy storage device 100 includes a cabinet assembly, a first battery cluster 120, a second battery cluster 130, a first temperature control system, and a second temperature control system.
The cabinet assembly includes a main cabinet 111 and a sub-cabinet 112.
The main cabinet 111 and the auxiliary cabinet 112 may be disposed side by side in a horizontal direction, or may be disposed side by side in a vertical direction, which is not limited in the present application. In addition, the main cabinet body 111 and the auxiliary cabinet body 112 can be integrally formed and welded, and can be detachably connected through a detachable structure, specifically, the detachable structure comprises a clamping protrusion matched with each other and a clamping groove matched with the clamping protrusion, and the detachable connection between the main cabinet body 111 and the auxiliary cabinet body 112 can be realized through the matching installation of the clamping protrusion and the clamping groove, and of course, in other embodiments, the main cabinet body 111 and the auxiliary cabinet body 112 can be further connected through a screw connection piece and the like.
The first battery cluster 120 is disposed in the main cabinet 111, and the second battery cluster 130 is disposed in the sub cabinet 112.
The first battery cluster 120 may be disposed in the main cabinet 111 by being connected to a bottom wall surface of the inner cavity of the main cabinet 111, or may be connected to a side wall surface of the inner cavity of the main cabinet 111, or connected to a top wall surface of the inner cavity of the main cabinet 111. In addition, the second battery cluster 130 may be disposed in the auxiliary cabinet 112 by being connected to a bottom wall surface of the inner cavity of the auxiliary cabinet 112, or may be connected to a side wall surface of the inner cavity of the main cabinet 111, or connected to a top wall surface of the inner cavity of the main cabinet 111. The application is not limited in this regard.
In addition, referring to fig. 1, the first battery cluster 120 includes a plurality of first battery packs 121, and the plurality of first battery packs 121 may be disposed in series or in parallel. The second battery cluster 130 includes a plurality of second battery packs 131, and the plurality of second battery packs 131 may be disposed in series or in parallel, and in particular, the present application is not limited thereto.
The first temperature control system is disposed in the main cabinet 111 and includes a controller 141, a first fire-fighting component and a first temperature adjusting component 143, where the first fire-fighting component and the first temperature adjusting component 143 are disposed corresponding to the first battery cluster 120 and are all in communication connection with the controller 141, so that the first fire-fighting component and the first temperature adjusting component 143 can be controlled by the controller 141 to operate, for example, when the ambient temperature or the temperature of the first battery cluster 120 is higher, the first temperature adjusting component 143 enters a refrigeration mode for cooling the first battery cluster 120; when the ambient temperature or the temperature of the first battery cluster 120 is low, the first temperature adjusting component 143 enters a heating mode for heating the first battery cluster 120. When the first battery pack 120 is at risk of a fire or has a fire, the first fire module operates to avoid the fire or to extinguish the fire.
The controller 141 is a computer that can directly issue a control command, and is generally a PC/hostcomputer/mastercomputer/upper computer, and various signal changes (hydraulic pressure, water level, temperature, etc.) are displayed on a screen.
The second temperature control system is arranged in the auxiliary cabinet 112 and comprises a battery box information collector 151, a second fire-fighting component and a second temperature regulating component 153, wherein the battery box information collector 151 is in communication connection with the controller 141, the second fire-fighting component and the second temperature regulating component 153 are arranged corresponding to the second battery cluster 130 and are in communication connection with the battery box information collector 151, and thus, the battery box information collector 151 can be used for controlling the second fire-fighting component and the second temperature regulating component 153 to work, for example, when the ambient temperature or the temperature of the second battery cluster 130 is higher, the second temperature regulating component 153 enters a refrigerating mode for cooling the second battery cluster 130; the second temperature adjusting member 153 enters a heating mode for heating the second battery cluster 130 when the ambient temperature or the temperature of the second battery cluster 130 is low. When the second battery pack 130 is at risk of a fire or has a fire, the second fire module operates to prevent the fire from occurring or to extinguish the fire.
According to the energy storage device 100 disclosed by the application, the auxiliary cabinet 112 is additionally arranged, the second battery cluster 130 and the second temperature control system are arranged in the auxiliary cabinet 112, so that the expansion of the capacity of the energy storage device is realized, in addition, the battery box information collector 151 is arranged, the battery box information collector 151 is in communication connection with the second fire-fighting component and the second temperature regulating component 153, the battery box information collector 151 directly controls the second fire-fighting component and the second temperature regulating component 153, the controller 141 does not need to care about specific conditions in the auxiliary cabinet 112, the outgoing line of the main cabinet of the energy storage device is reduced, meanwhile, the good expansibility is realized, the controller 141 directly controls the battery box information collector 151 through the controller 141 and the battery box information collector 151, the demand of a communication interface is reduced, the circuit structure is simplified, and meanwhile, the requirement of the energy storage container on the electrical performance is reduced.
In one embodiment, the battery box information collector 151 is communicatively connected to the controller 141 via a network cable 161.
It should be noted that, in other embodiments, the communication connection may be that the controller 141 is communicatively connected through a local area network (CAN) bus. Of course, in other embodiments, the communication connection may be implemented by USB, HDMI, DVI, WIFI, bluetooth, infrared, etc., and specifically, the present application is not limited thereto.
In an embodiment, the auxiliary cabinet 112, the second battery cluster 130 and the second temperature control system together form an expansion energy storage module, and the expansion energy storage modules are arranged in plurality, so that the capacity of the energy storage device is increased, and the adaptability of the energy storage device is improved.
In an embodiment, the energy storage device 100 further includes a switch 170, where the switch 170 is disposed in the main cabinet, and the switch 170 is respectively in communication connection with the battery box information collector 151 and the controller 141, so that by setting the switch 170, the battery box information collector 151 and the controller 141 are in communication connection, and the number of communication interfaces is increased, so that the expansibility of the energy storage device is improved.
In an embodiment, the energy storage device 100 further includes a battery cluster manager 180, where the battery cluster manager 180 is disposed in the main cabinet 111 and is respectively in communication with the first battery cluster 120 and the second battery cluster 130, and by setting the battery cluster manager 180, information of the first battery cluster 120 and information of the second battery cluster 130 can be summarized and managed, which has a simple structure.
It should be noted that, the battery cluster manager 180 is communicatively connected to the first battery cluster 120 and the second battery cluster 130 through the daisy chain 162, respectively. Of course, in other embodiments, the battery cluster manager 180 may also be communicatively connected to the first battery cluster 120 and the second battery cluster 130 through a CAN bus, etc., which is not limited by the present application.
In addition, the battery box information collector 151 performs statistical calculation on the second battery cluster 130 to obtain the highest temperature of the battery system and the lowest temperature of the battery system. Meanwhile, the second battery cluster 130 acquires the battery cluster operation information from the battery cluster manager 180 and divides the battery cluster operation state into two types: an operational state and a non-operational state. The first liquid cooling unit is set to be three modes, namely heating, water circulation and refrigeration, by setting parameters of the first liquid cooling unit. The water circulation mode may be used to reduce the temperature difference between the second battery clusters 130, improving system robustness.
In an embodiment, the first fire protection assembly includes at least one of the first thermal runaway alarm 1421, the first fire extinguishing device 1422 and the first fire detecting device 1423, so configured that the thermal runaway is prevented by at least one of the first thermal runaway alarm 1421, the first fire extinguishing device 1422 and the first fire detecting device 1423, which is simple in structure and low in cost.
It should be noted that, when the first fire protection assembly includes the first thermal runaway alarm 1421, the first fire extinguishing device 1422, and the first fire detecting device 1423, which are simultaneously provided, the thermal runaway prevention effect is the best. In addition, when the first thermal runaway alarm 1421, the first fire extinguishing device 1422, the first fire detecting device 1423, and the first temperature adjusting component 143 are simultaneously provided, the first thermal runaway alarm 1421 and the first temperature adjusting component 143 may be communicatively connected to the controller 141 through an RS485 bus. The controller 141 controls the operation of the first fire extinguishing apparatus 1422 through the output node a. The first fire detection device 1423 is connected to the controller 141 via the input node b.
In an embodiment, the first thermal runaway alarm 1421 is used as a secondary control device of the energy storage device 100, provides a thermal anomaly early warning means, can monitor the temperature and the concentration of the combustible gas in the main cabinet 111 in real time, and when detecting that the temperature is abnormal or the combustible gas is generated in the main cabinet 111, the first temperature control system enters a thermal management secondary mode. The thermal management secondary mode is a mode unsuitable for the operation of the first battery cluster 120, and the controller 141 controls the first battery cluster 120 to stop the charge and discharge operation, preventing thermal runaway.
In one embodiment, the first fire extinguishing device 1422 is capable of monitoring fire conditions within the main cabinet 111, and upon detection of a fire, the first fire extinguishing device 1422 is controlled to be turned on by the controller 141 to extinguish the fire. First temperature control system enters a thermal management three-stage mode, and controller 141 controls first battery cluster 120 to immediately stop the charge and discharge operation.
In one embodiment, the first fire detection device 1423 is used as a three-stage control device of the energy storage device 100, and provides fire monitoring and fire control means in thermal runaway, the first fire detection device 1423 is actually a sensor for detecting fire, when a fire is detected, a level signal is output, the level signal is output to the controller 141, and then the controller 141 controls the output node signal to start the fire extinguishing device to extinguish the fire.
In the embodiment of the present application, the first thermal runaway alarm 1421, the first fire extinguishing device 1422, the first fire detecting device 1423, and the first temperature adjusting component 143 may be communicatively connected to the controller 141 through an RS485 bus. Of course, in other embodiments, the battery box information collector 151 may also be connected in communication with a local area network (CAN) bus, USB, HDMI, DVI, WIFI, bluetooth, infrared, etc. Specifically, the present application is not limited thereto.
In an embodiment, the second fire protection assembly includes at least one of the second thermal runaway alarm 1521, the second fire extinguishing device 1522 and the second fire detection device 1523, so configured that the thermal runaway is prevented by at least one of the second thermal runaway alarm 1521, the second fire extinguishing device 1522 and the second fire detection device 1523, which is simple in structure and low in cost.
It should be noted that, when the second fire protection assembly includes the second thermal runaway alarm 1521, the second fire extinguishing device 1522 and the second fire detecting device 1523, which are simultaneously installed, the thermal runaway prevention effect is the best. In addition, when the second thermal runaway alarm 1521, the second fire extinguishing device 1522, the second fire detecting device 1523, and the second temperature adjusting assembly 153 are simultaneously provided, the second thermal runaway alarm 1521 and the second temperature adjusting assembly 153 may be communicatively connected to the battery box information collector 151 through the RS485 bus. The battery box information collector 151 controls the second fire extinguishing device 1522 to operate through the output node a. The second fire detection device 1523 is connected to the battery box information collector 151 through the input node b.
In an embodiment, the second thermal runaway alarm 1521 is used as a secondary control device for thermal management of the energy storage device 100, provides a thermal abnormality early warning means, and can monitor the temperature and the concentration of the combustible gas in the auxiliary cabinet 112 in real time, and when detecting that the temperature is abnormal or the combustible gas is present in the auxiliary cabinet 112, the second temperature control system enters the thermal management secondary mode. The thermal management secondary mode is a mode unsuitable for the operation of the second battery cluster 130, and the battery box information collector 151 immediately reports the thermal runaway early warning to the controller 141, so that the controller 141 controls the audible and visual alarm to give an alarm. And the controller 141 controls the second battery cluster 130 to stop the charge and discharge operation, preventing thermal runaway.
In one embodiment, the second fire extinguishing device 1522 is capable of monitoring the fire conditions in the secondary cabinet 112, and after a fire condition is detected, the second fire extinguishing device 1522 is controlled to be turned on by the battery box information collector 151 to extinguish the fire. The second temperature control system enters a thermal management three-stage mode, and the battery box information collector 151 immediately reports a fire alarm fault to the controller 141 at this time, and immediately stops the charge and discharge operations of the second battery cluster 130.
In an embodiment, the second fire detection device 1523 is used as a three-stage control device for thermal management of the energy storage device 100, and provides fire monitoring and fire control means in thermal runaway, where the second fire detection device 1523 is actually a sensor for detecting a fire, and when a fire is detected, a level signal is output, the level signal is output and is sent to the battery box information collector 151, and then the battery box information collector 151 controls the output node signal to start the fire extinguishing device to extinguish fire.
It should be noted that, in the embodiment of the present application, the second thermal runaway alarm 1521, the second fire extinguishing device 1522, the second fire detecting device 1523, and the second temperature adjusting component 153 may be communicatively connected to the battery box information collector 151 through an RS485 bus. Of course, in other embodiments, the battery box information collector 151 may also be connected in communication with a local area network (CAN) bus, USB, HDMI, DVI, WIFI, bluetooth, infrared, etc. Specifically, the present application is not limited thereto.
In an embodiment, the first temperature adjusting component 143 includes at least one of a first liquid cooling unit, a first air conditioner and a first fan, so that the first battery cluster 120 can be operated at a proper temperature through at least one of the liquid cooling unit, the air conditioner and the fan, which improves the service life of the first battery cluster 120 and can reduce the occurrence of fire to some extent.
In the above embodiment, when the first liquid cooling unit, the first air conditioner, and the first fan are provided at the same time, the temperature adjusting effect is the best and the occurrence of fire can be effectively reduced.
In addition, the first liquid cooling unit is used as a first-stage control device for thermal management of the energy storage device 100, and provides a temperature control means when the temperature is normal, and when the first temperature control system enters a second-stage thermal management mode, the first liquid cooling unit performs full-power refrigeration to reduce the temperature of the first battery cluster 120 in the main cabinet 111, and when the third-stage thermal management mode, the first liquid cooling unit is stopped, and the controller 141 controls the first fire extinguishing device 1422 to perform fire extinguishing operation, so as to prevent a fire from spreading further. In addition, when the first thermal runaway alarm 1421 detects a high temperature signal and feeds back the high temperature signal to the controller 141, the controller 141 may control the first liquid cooling unit to perform cooling according to the high temperature signal.
In an embodiment, the second temperature adjusting component 153 includes at least one of a second liquid cooling unit, a second air conditioner and a second fan, so that the second battery cluster 130 can be operated at a proper temperature through at least one of the liquid cooling unit, the air conditioner and the fan, which improves the service life of the second battery cluster 130 and can reduce the occurrence of fire to some extent.
In the above embodiment, when the second liquid cooling unit, the second air conditioner, and the second fan are provided at the same time, the temperature adjusting effect is the best and the occurrence of fire can be effectively reduced.
In addition, the second liquid cooling unit is used as a first-stage control device for thermal management of the energy storage device 100, and provides a temperature control means when the temperature is normal, and when the second temperature control system enters a second-stage thermal management mode, the second liquid cooling unit performs full-power refrigeration to reduce the temperature of the second battery cluster 130 in the auxiliary cabinet 112, and when the second liquid cooling unit stops in a third-stage thermal management mode, the battery box information collector 151 controls the second fire extinguishing device 1522 to perform fire extinguishing operation, so as to prevent fire from spreading further. In addition, when the second thermal runaway alarm 1521 detects a high temperature signal, the high temperature signal is fed back to the battery box information collector 151, and the battery box information collector 151 can control the second liquid cooling unit to cool according to the high temperature signal.
In an embodiment, the energy storage device 100 further includes an energy management system 190, where the energy management system 190 is provided with the main cabinet 111 and is communicatively connected to the controller 141, and by setting the energy management system 190, information of the energy storage device 100 is monitored in real time, and power distribution of the energy storage device 100 is controlled.
It should be noted that, the energy management system 190 is communicatively connected to the controller 141 through the network cable 161, so that information transmission between the energy management system 190 and the controller 141 at a relatively long distance can be achieved, and the application range is wide.
In an embodiment, the energy storage device 100 further includes an energy storage converter 1100, where the energy storage converter 1100 is installed in the main cabinet 111, and the energy storage converter 1100 is connected to the controller 141 in a communication manner, so that the energy storage converter 1100 is configured to implement power conversion, so as to meet the requirements of users for different powers.
It should be noted that, the energy storage converter 1100 is in communication connection with the controller 141 through the network cable 161, so that long-distance information transmission is realized, and the application range is wide.
It should be noted that, in the above embodiment, the communication connection may be a local area network (CAN) bus communication connection through the controller 141. Of course, in other embodiments, the communication connection may be implemented by USB, HDMI, DVI, WIFI, bluetooth, infrared, etc., and specifically, the present application is not limited thereto.
It should be noted that, in the embodiment of the present application, the first temperature adjusting component 143 is used as a primary control device for thermal management of the main cabinet 111, and the second temperature adjusting component 153 is used as a secondary control device for thermal management of the auxiliary cabinet 112, so as to provide a temperature control means when the temperature is normal; the first thermal runaway alarm 1421 is used as a secondary control device for thermal management of the main cabinet 111, and the second thermal runaway alarm 1521 is used as a secondary control device for thermal management of the auxiliary cabinet 112, so as to provide a thermal abnormality early warning means; the first fire detection device 1423 serves as a three-level control device for heat management of the main cabinet 111, and the second fire detection device 1523 serves as a three-level control device for heat management of the auxiliary cabinet 112, so as to provide fire monitoring and fire control means during thermal runaway. This three-stage thermal control provides effective support for temperature control of the primary and secondary cabinets 111, 112. The battery box information collector 151 is additionally provided for controlling the second temperature adjusting component 153, the second thermal runaway alarm 1521, the second fire detecting device 1523 and the second fire extinguishing device 1522 in the auxiliary cabinet 112, so that the controller 141 in the main cabinet 111 does not need to care about the specific situation in the auxiliary cabinet 112, and the outgoing line of the main cabinet 111 is reduced, and meanwhile, the expansibility is good.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
In the description of the present application, it should be understood that the terms "length," "width," "thickness," "upper," "lower," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the application.
In the description of the application, a "first feature" or "second feature" may include one or more of such features.
In the description of the present application, "plurality" means two or more.
In the description of the application, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.
In the description of the application, 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 indicates that the first feature is higher in level than the second feature.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative 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 application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An energy storage device, comprising:
the cabinet assembly comprises a main cabinet body and an auxiliary cabinet body;
The first battery cluster is arranged in the main cabinet body, and the second battery cluster is arranged in the auxiliary cabinet body;
The first temperature control system is arranged in the main cabinet body and comprises a controller, a first fire-fighting assembly and a first temperature adjusting assembly, wherein the first fire-fighting assembly and the first temperature adjusting assembly are arranged corresponding to the first battery cluster and are in communication connection with the controller; and
The second temperature control system is arranged in the auxiliary cabinet body and comprises a battery box information collector, a second fire-fighting assembly and a second temperature adjusting assembly, wherein the battery box information collector is in communication connection with the controller, and the second fire-fighting assembly and the second temperature adjusting assembly correspond to the second battery cluster and are in communication connection with the battery box information collector.
2. The energy storage device of claim 1, wherein the battery box information collector is communicatively connected to the controller via a network cable.
3. The energy storage device of claim 1, wherein the secondary cabinet, the second battery cluster, and the second temperature control system together comprise an expansion energy storage module, the expansion energy storage module being provided in plurality.
4. The energy storage device of claim 1, further comprising a switch disposed within the main cabinet and communicatively coupled to the battery box information collector and the controller, respectively.
5. The energy storage device of any of claims 1-4, further comprising a battery cluster manager disposed within the main cabinet and communicatively coupled to the first battery cluster and the second battery cluster, respectively.
6. The energy storage device of claim 5, wherein the cluster manager is communicatively coupled to the first cluster and the second cluster, respectively, via a daisy chain.
7. The energy storage device of any one of claims 1 to 4, wherein the first fire assembly comprises at least one of a first thermal runaway alarm, a first fire extinguishing device, and a first fire detection device; and/or the number of the groups of groups,
The second fire assembly includes at least one of a second thermal runaway alarm, a second fire extinguishing device, and a second fire detection device; and/or the number of the groups of groups,
The first temperature regulating assembly comprises at least one of a first liquid cooling unit, a first air conditioner and a first fan; and/or the number of the groups of groups,
The second temperature regulating assembly includes at least one of a second liquid cooling unit, a second air conditioner, and a second fan.
8. The energy storage device of any of claims 1-4, further comprising an energy management system, the energy management system having a main cabinet and being communicatively coupled to the controller.
9. The energy storage device of claim 8, wherein the energy management system is communicatively coupled to the controller via a network cable.
10. The energy storage device of any one of claims 1 to 4, further comprising an energy storage converter mounted to the main cabinet, the energy storage converter in communication with the controller.
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| CN202322492416.7U CN220963452U (en) | 2023-09-13 | 2023-09-13 | Energy storage device |
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| CN202322492416.7U CN220963452U (en) | 2023-09-13 | 2023-09-13 | Energy storage device |
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