CN115350424B - Fire-fighting method and device for electrochemical energy storage system, storage medium and electronic equipment - Google Patents
Fire-fighting method and device for electrochemical energy storage system, storage medium and electronic equipment Download PDFInfo
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- CN115350424B CN115350424B CN202210827619.4A CN202210827619A CN115350424B CN 115350424 B CN115350424 B CN 115350424B CN 202210827619 A CN202210827619 A CN 202210827619A CN 115350424 B CN115350424 B CN 115350424B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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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
The application discloses a fire-fighting method and device of an electrochemical energy storage system, a storage medium and electronic equipment, wherein the method comprises the following steps: judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system; judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system; and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions. The application can realize long-term normal operation of the fire control system when the electrochemical energy storage system is in an unoperated state, thereby effectively playing roles in fire monitoring and fire control and extinguishment of the electrochemical energy storage system.
Description
Technical Field
The application belongs to the technical field of electrochemical energy storage, and particularly relates to a fire-fighting method and device of an electrochemical energy storage system, a storage medium and electronic equipment.
Background
Energy storage technology is in a rapid development stage as a key support technology for achieving carbon peak and carbon neutralization. Energy storage safety is the core of orderly development of the energy storage industry, and particularly fire safety. Because the lithium ion battery adopted by the main current electrochemical energy storage system is a chemical component containing high-energy substances, has dangerous nature and has the occurrence when the electrochemical energy storage system has a fire accident, the electrochemical energy storage system must be provided with a perfect special fire protection system.
The existing fire protection system for the electrochemical energy storage system is powered by an external power grid when the electrochemical energy storage system is in standby or normal operation, and is powered by a standby power supply when the power grid is powered off, but the standby power supply can only generally maintain power supply for a plurality of hours, so that the fire protection system is in a non-working state when in transportation and storage, and once the battery is out of control, the fire protection system cannot effectively monitor and control dangerous cases.
Disclosure of Invention
In view of the above, the application provides a fire-fighting method and device storage medium for an electrochemical energy storage system and an electronic device, and the main purpose is to realize that the fire-fighting system can work normally for a long time when the electrochemical energy storage system is in an unoperated state, thereby effectively playing roles in fire monitoring and fire-fighting of the electrochemical energy storage system.
According to one aspect of the present application, there is provided a fire protection method for an electrochemical energy storage system, comprising:
judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system;
judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system;
and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
Further, the method further comprises the following steps:
and if the working state of the electrochemical energy storage system is an operation state, controlling an external power grid to supply power to a fire protection system corresponding to the electrochemical energy storage system.
Further, the judging the real-time state of the battery cluster/battery module, if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply from the battery cluster/battery module to the fire protection system includes:
and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the external power grid to the fire protection system.
Further, the non-operational state includes a transport state or a storage state of the electrochemical energy storage system.
Further, the judging of the real-time state of the battery cluster/battery module; if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system, including:
acquiring state information data corresponding to the battery clusters/battery modules;
judging whether the state information data corresponding to the battery cluster/battery module reaches a preset value, and if the state information data corresponding to the battery cluster/battery module reaches the preset value, determining that the real-time state of the battery cluster/battery module is a thermal runaway state.
Further, the state information data includes at least one of battery cluster/battery module state data and environment variable data; the battery cluster/battery module status data includes at least one of voltage information, temperature information, and current information of the battery cluster/battery module, and the environmental variable data includes at least one of smoke, combustible gas, and flame within the battery cluster/battery module.
According to another aspect of the present application, there is provided a fire protection device of an electrochemical energy storage system, comprising:
the first power supply module is used for judging the working state of the electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, the battery cluster/battery module is controlled to supply power to a fire protection system corresponding to the electrochemical energy storage system;
the first cut-off power supply module is used for judging the real-time state of the battery cluster/battery module according to a preset value, and cutting off the power supply of the battery cluster/battery module to the fire protection system if the real-time state of the battery cluster/battery module is in a thermal runaway state;
and the fire extinguishing module is used for controlling the standby power supply to supply power to the fire extinguishing system so as to enable the fire extinguishing system to complete fire extinguishing actions.
Further, the method further comprises the following steps:
and the second power supply module is used for controlling an external power grid to supply power to a fire protection system corresponding to the electrochemical energy storage system if the working state of the electrochemical energy storage system is an operation state.
According to yet another aspect of the present application, there is provided a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of:
judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system;
judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system;
and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
According to yet another aspect of the present application, there is provided a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of:
judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system;
judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system;
and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
By means of the technical scheme, the technical scheme provided by the embodiment of the application has at least the following advantages:
compared with the prior art, the fire control method, the device storage medium and the electronic equipment of the electrochemical energy storage system have the advantages that the working state of the electrochemical energy storage system is judged, and when the working state of the electrochemical energy storage system is the non-running state, the battery cluster/battery module is controlled to supply power to the fire control system corresponding to the electrochemical energy storage system; cutting off power supply of the battery cluster/battery module to the fire protection system when the real-time state of the battery cluster/battery module is judged to be a thermal runaway state; and finally, controlling the standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete the fire-extinguishing action. According to the application, the energy stored by the battery cluster/battery module is used for supplying power to the fire-fighting system corresponding to the electrochemical energy storage system in the non-operation state, so that the fire-fighting system can normally work for a long time when the electrochemical energy storage system is in the non-operation state, and further the fire monitoring and fire-fighting functions of the electrochemical energy storage system are effectively achieved.
The foregoing description is only an overview of the present application, and is intended to be implemented in accordance with the teachings of the present application in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present application more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 illustrates an exemplary system architecture schematic diagram of a fire method for an electrochemical energy storage system provided by an embodiment of the present application;
FIG. 2 illustrates a flow chart of a fire protection method for an electrochemical energy storage system provided by an embodiment of the present application;
FIG. 3 illustrates a flow chart of a fire protection method for another electrochemical energy storage system provided by an embodiment of the present application;
FIG. 4 shows a block diagram of a fire fighting device of an electrochemical energy storage system according to an embodiment of the present application;
FIG. 5 illustrates a block diagram of a fire protection device of another electrochemical energy storage system provided by an embodiment of the present application;
fig. 6 shows a schematic physical structure of a computer device according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus and methods consistent with aspects of the application as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, these information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the application. The word "if" as used herein may be interpreted as "at … …" or "at … …" or "responsive to a determination", depending on the context.
FIG. 1 illustrates an exemplary system architecture of an embodiment of a fire protection method to which the electrochemical energy storage systems of the present disclosure may be applied.
As shown in fig. 1, the system architecture may include a fire protection system, a fire protection sleeve, a battery cluster/battery module, and a standby power supply, wherein the battery cluster includes a battery module 1, a battery module 2, and a battery module 3 … …, and the battery cluster/battery module and the standby power supply are connected to the fire protection system, and the battery cluster/battery module is used for supplying power to the electrochemical energy storage system when the electrochemical energy storage system is in an inoperative state; the backup power supply is used to power the fire protection system when the external power grid or battery cluster/battery module is disconnected from the fire protection system.
In the prior art, the power of a monitoring module adopted by the fire protection system is generally 10W-20W, the required consumed energy is 9.6kWh-19.2kWh calculated according to 10 days of transportation and 30 days of storage, and the consumed electric quantity of the monitoring module is negligible compared with the MWh grade of the electrochemical energy storage system, so that the consumed electric quantity of the monitoring module cannot influence the whole electrochemical energy storage system if the consumed electric quantity is obtained from a battery cluster. Because, when the electrochemical energy storage system is transported and stored, the fire protection system is in a non-working state for a long time, and once the battery cluster/battery module is out of control, the monitoring module of the fire protection system cannot monitor the battery cluster/battery module, so that the fire protection system cannot effectively control the dangerous situations caused by the battery cluster/battery module.
Fig. 2 is a flow chart of a fire fighting method of an electrochemical energy storage system according to a first embodiment of the present application, as shown in fig. 2, comprising the steps of:
201. judging the working state of the electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling the battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system.
Wherein the non-operational state comprises a transport state or a storage state of the electrochemical energy storage system.
The application relates to a fire protection system, which comprises an electrochemical energy storage system, a fire protection system, a battery cluster, a battery module, a fire protection system control system and a power supply system, wherein the working state of the electrochemical energy storage system comprises an operating state and an unoperated state, when the working state of the electrochemical energy storage system is the operating state, the fire protection system corresponding to the electrochemical energy storage system is supplied with power by controlling an external power grid, and when the working state of the electrochemical energy storage system is the unoperated state, namely the electrochemical energy storage system is in a transportation state or a storage state, the fire protection system corresponding to the electrochemical energy storage system is supplied with power by controlling the battery cluster/the battery module. The battery cluster/battery module is connected with the monitoring module of the fire protection system and supplies power to the monitoring module.
202. Judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system.
It should be noted that, the monitoring module of the fire protection system monitors the real-time state of the battery cluster/battery module, and determines the real-time state of the battery cluster/battery module, if the real-time state of the battery cluster/battery module is a thermal runaway state, it may be determined that the battery cluster/battery module may cause a fire, so that the power supply of the battery cluster/battery module to the fire protection system needs to be cut off, so as to avoid the problem of accelerating the fire caused by the continuous power supply of the battery cluster/battery module to the fire protection system.
203. And controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
The standby power supply is controlled to supply power to the fire protection system, so that the fire protection system can work under the condition of power supply, and the problem of accelerating fire occurrence caused by continuous power supply of the battery cluster/battery module to the fire protection system is avoided.
Compared with the prior art, the embodiment of the application controls the battery cluster/battery module to supply power to the fire protection system corresponding to the electrochemical energy storage system by judging the working state of the electrochemical energy storage system when the working state of the electrochemical energy storage system is an unoperated state; cutting off power supply of the battery cluster/battery module to the fire protection system when the real-time state of the battery cluster/battery module is judged to be a thermal runaway state; and finally, controlling the standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete the fire-extinguishing action. According to the application, the energy stored by the battery cluster/battery module is used for supplying power to the fire-fighting system corresponding to the electrochemical energy storage system in the non-operation state, so that the fire-fighting system can normally work for a long time when the electrochemical energy storage system is in the non-operation state, and further the fire monitoring and fire-fighting functions of the electrochemical energy storage system are effectively achieved.
An embodiment of the present application provides another fire protection method for an electrochemical energy storage system, as shown in fig. 3, the method includes:
301. judging the working state of the electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling the battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system.
When judging the working state of the electrochemical energy storage system, manually confirming whether the electrochemical energy storage system is in an operating state, if so, considering that the electrochemical energy storage system is in an unoperated state; or judging whether the external power grid supplies power to the electrochemical energy storage system or not, and if the external power grid supplies power to the electrochemical energy storage system, considering that the electrochemical energy storage system is in an operating state.
In some embodiments, to provide real-time fire monitoring of an electrochemical energy storage system in operation, the method further comprises: if the working state of the electrochemical energy storage system is an operation state, an external power grid is controlled to supply power to the fire protection system corresponding to the electrochemical energy storage system, so that the fire protection system corresponding to the electrochemical energy storage system in the working state is powered by the external power grid in real time, and further the detection module of the fire protection system can check the real-time state of the battery cluster/battery module.
Further, the determining the real-time state of the battery cluster/battery module, if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply from the battery cluster/battery module to the fire protection system may include: if the real-time state of the battery cluster/battery module is a thermal runaway state, the external power grid is cut off to supply power to the fire protection system, so that the problem of accelerating fire occurrence caused by continuous power supply of the external power grid to the fire protection system is avoided.
302. And acquiring state information data corresponding to the battery cluster/battery module.
And acquiring state information data corresponding to the battery clusters/battery modules through a detection module of the fire protection system.
Here, the state information data includes at least one of battery cluster/battery module state data and environment variable data; the battery cluster/battery module status data includes at least one of voltage information, temperature information, and current information of the battery cluster/battery module, and the environmental variable data includes at least one of smoke, combustible gas, and flame within the battery cluster/battery module.
303. Judging whether the state information data corresponding to the battery cluster/battery module reaches a preset value, and if the state information data corresponding to the battery reaches the preset value, determining that the real-time state of the battery cluster/battery module is a thermal runaway state.
For example, when the state information data is temperature information of the battery cluster/battery module, the preset value is a preset value 1, and the temperature information of the battery cluster/battery module is greater than the preset value 1, determining that the real-time state of the battery cluster/battery module is a thermal runaway state; for another example, when the state information data is smoke in the battery cluster/battery module, the preset value is a preset value 2, and the smoke in the battery cluster/battery module is greater than the preset value 2, the real-time state of the battery cluster/battery module is determined to be a thermal runaway state.
In some embodiments, when the real-time state of the battery cluster/battery module is determined to be a thermal runaway state, an alarm module is triggered so that a worker can timely find the thermal runaway state of the battery cluster/battery module.
303. Cutting off the power supply of the battery cluster/battery module to the fire protection system.
If the real-time state of the battery cluster/battery module is a thermal runaway state, the battery cluster/battery module can be judged to be possibly ignited, and the problem of accelerating the ignition caused by continuous power supply of the battery cluster/battery module to the fire protection system can be avoided by cutting off the power supply of the battery cluster/battery module to the fire protection system.
305. And controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
The standby power supply is controlled to supply power to the fire-fighting system, so that the fire-fighting system can be ensured to work under the condition of power supply; in some embodiments, in order to avoid that the standby power supply has insufficient electric quantity in the process of supplying power to the fire-fighting system and cannot enable the fire-fighting system to complete fire-extinguishing actions, the fire-fighting method provided by the application further comprises the following steps: acquiring a reserved power value of a standby power supply before starting a fire extinguishing action; determining the predicted duration of the fire extinguishing action of the fire extinguishing system according to the reserved electric quantity value; and if the predicted duration is smaller than the preset duration, charging the standby power supply, so that the fire extinguishing action of the fire extinguishing system is completed under the power supply of the standby power supply.
Compared with the prior art, the embodiment of the application controls the battery cluster/battery module to supply power to the fire protection system corresponding to the electrochemical energy storage system after judging that the working state of the electrochemical energy storage system is the non-running state; judging whether the state information data corresponding to the battery cluster/battery module reaches a preset value or not through the obtained state information data corresponding to the battery cluster/battery module, if the state information data corresponding to the battery reaches the preset value, determining that the real-time state of the battery cluster/battery module is a thermal runaway state, so that when the real-time state of the battery cluster/battery module is the thermal runaway state, the power supply of the battery cluster/battery module to the fire protection system is stopped in time, and further, the problem that the continuous power supply of the battery cluster/battery module to the fire protection system accelerates the occurrence of fire is avoided.
Further, as an implementation of the method shown in fig. 2, an embodiment of the present application provides a fire protection device of an electrochemical energy storage system, as shown in fig. 4, where the fire protection device includes:
the first power supply module 41 is configured to determine an operating state of the electrochemical energy storage system, and if the operating state of the electrochemical energy storage system is an unoperated state, control the battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system;
the first cut-off power supply module 42 is configured to determine a real-time state of the battery cluster/battery module according to a preset value, and cut off power supply from the battery cluster/battery module to the fire protection system if the real-time state of the battery cluster/battery module is a thermal runaway state;
and the fire extinguishing module 43 is used for controlling a standby power supply to supply power to the fire extinguishing system so as to enable the fire extinguishing system to complete fire extinguishing actions.
Compared with the prior art, the embodiment of the application controls the battery cluster/battery module to supply power to the fire protection system corresponding to the electrochemical energy storage system by judging the working state of the electrochemical energy storage system when the working state of the electrochemical energy storage system is an unoperated state; cutting off power supply of the battery cluster/battery module to the fire protection system when the real-time state of the battery cluster/battery module is judged to be a thermal runaway state; and finally, controlling the standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete the fire-extinguishing action. According to the application, the energy stored by the battery cluster/battery module is used for supplying power to the fire-fighting system corresponding to the electrochemical energy storage system in the non-operation state, so that the fire-fighting system can normally work for a long time when the electrochemical energy storage system is in the non-operation state, and further the fire monitoring and fire-fighting functions of the electrochemical energy storage system are effectively achieved.
Further, as an implementation of the method shown in fig. 3, another fire protection device of an electrochemical energy storage system is provided according to an embodiment of the present application, as shown in fig. 5, where the fire protection device includes:
the first power supply module 51 is configured to determine an operating state of the electrochemical energy storage system, and if the operating state of the electrochemical energy storage system is an unoperated state, control the battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system;
a status information data obtaining module 52, configured to obtain status information data corresponding to the battery cluster/battery module;
a thermal runaway state judging module 53, configured to judge whether state information data corresponding to the battery cluster/battery module reaches a preset value, and if the state information data corresponding to the battery cluster/battery module reaches the preset value, determine that the real-time state of the battery cluster/battery module is a thermal runaway state;
a first cut-off power module 54 for cutting off power to the fire protection system from the battery clusters/modules;
and the fire extinguishing module 55 is used for controlling a standby power supply to supply power to the fire extinguishing system so as to enable the fire extinguishing system to complete fire extinguishing actions.
Further, the device further comprises:
and the second power supply module is used for controlling an external power grid to supply power to a fire protection system corresponding to the electrochemical energy storage system if the working state of the electrochemical energy storage system is an operation state.
Further, the second power supply module includes:
and the second power cutting-off module is used for cutting off the power supply of the external power grid to the fire protection system if the real-time state of the battery cluster/battery module is a thermal runaway state.
Compared with the prior art, the embodiment of the application controls the battery cluster/battery module to supply power to the fire protection system corresponding to the electrochemical energy storage system after judging that the working state of the electrochemical energy storage system is the non-running state; judging whether the state information data corresponding to the battery cluster/battery module reaches a preset value or not through the obtained state information data corresponding to the battery cluster/battery module, if the state information data corresponding to the battery cluster/battery module reaches the preset value, determining that the real-time state of the battery cluster/battery module is a thermal runaway state, so that when the real-time state of the battery cluster/battery module is the thermal runaway state, the power supply of the battery cluster/battery module to the fire protection system is stopped in time, and further, the problem that the continuous power supply of the battery cluster/battery module to the fire protection system accelerates the occurrence of fires is avoided.
According to one embodiment of the present application, a storage medium is provided, the storage medium storing at least one executable instruction that is capable of performing the fire protection method of the electrochemical energy storage system of any of the method embodiments described above.
Based on the embodiment of the method shown in fig. 2 and the apparatus shown in fig. 4, the embodiment of the present application further provides a physical structure diagram of a computer device, as shown in fig. 6, where the computer device includes: a processor 61, a memory 62, and a computer program stored on the memory 62 and executable on the processor, wherein the memory 62 and the processor 61 are both arranged on a bus 63, the processor 61 performing the following steps when said program is executed: judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system; judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, cutting off the power supply of the battery cluster/battery module to the fire protection system; and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
According to the technical scheme, the working state of the electrochemical energy storage system is judged, and when the working state of the electrochemical energy storage system is an unoperated state, the battery cluster/battery module is controlled to supply power to the fire protection system corresponding to the electrochemical energy storage system; cutting off power supply of the battery cluster/battery module to the fire protection system when the real-time state of the battery cluster/battery module is judged to be a thermal runaway state; and finally, controlling the standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete the fire-extinguishing action. According to the application, the energy stored by the battery cluster/battery module is used for supplying power to the fire-fighting system corresponding to the electrochemical energy storage system in the non-operation state, so that the fire-fighting system can normally work for a long time when the electrochemical energy storage system is in the non-operation state, and further the fire monitoring and fire-fighting functions of the electrochemical energy storage system are effectively achieved.
It will be apparent to those skilled in the art that the modules or steps of the application described above may be implemented in a general purpose computing device, they may be concentrated on a single computing device, or distributed across a network of computing devices, they may alternatively be implemented in program code executable by computing devices, so that they may be stored in a memory device for execution by computing devices, and in some cases, the steps shown or described may be performed in a different order than that shown or described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple modules or steps of them may be fabricated into a single integrated circuit module for implementation. Thus, the present application is not limited to any specific combination of hardware and software.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A method of fire fighting an electrochemical energy storage system, comprising:
judging the working state of an electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, controlling a battery cluster/battery module to supply power to a fire protection system corresponding to the electrochemical energy storage system, wherein the battery cluster/battery module is connected with a monitoring module of the fire protection system;
continuously monitoring the real-time state of the battery cluster/battery module through the monitoring module, judging the real-time state of the battery cluster/battery module, and cutting off the power supply of the battery cluster/battery module to the fire protection system if the real-time state of the battery cluster/battery module is a thermal runaway state;
acquiring a reserved power value of a standby power supply before starting a fire extinguishing action; determining a predicted duration of fire extinguishing actions of the fire extinguishing system according to the reserved electricity value; if the predicted duration is less than the preset duration, charging the standby power supply, so as to ensure that the fire extinguishing system completes fire extinguishing actions under the power supply of the standby power supply;
and controlling a standby power supply to supply power to the fire-fighting system so as to enable the fire-fighting system to complete fire extinguishing actions.
2. The method of fire fighting an electrochemical energy storage system of claim 1, further comprising:
and if the working state of the electrochemical energy storage system is an operation state, controlling an external power grid to supply power to a fire protection system corresponding to the electrochemical energy storage system.
3. The method of claim 2, wherein if the real-time status of the battery cluster/battery module is a thermal runaway status, cutting off the external power grid from powering the fire protection system.
4. The method of claim 1, wherein the non-operational state comprises a transport state or a storage state of the electrochemical energy storage system.
5. The method of claim 1, wherein determining the real-time status of the battery cluster/battery module, if the real-time status of the battery cluster/battery module is a thermal runaway status, cutting power from the battery cluster/battery module to the fire protection system comprises:
acquiring state information data corresponding to the battery clusters/battery modules;
judging whether the state information data corresponding to the battery cluster/battery module reaches a preset value, and if the state information data corresponding to the battery reaches the preset value, determining that the real-time state of the battery cluster/battery module is a thermal runaway state.
6. The method of fire fighting an electrochemical energy storage system of claim 5, wherein the status information data includes at least one of battery cluster/battery module status data and environmental variable data; the battery cluster/battery module status data includes at least one of voltage information, temperature information, and current information of the battery cluster/battery module, and the environmental variable data includes at least one of smoke, combustible gas, and flame within the battery cluster/battery module.
7. A fire fighting device for an electrochemical energy storage system, wherein the fire fighting device for an electrochemical energy storage system is operable to perform a fire fighting method for an electrochemical energy storage system according to any one of claims 1 to 6, comprising:
the first power supply module is used for judging the working state of the electrochemical energy storage system, and if the working state of the electrochemical energy storage system is an unoperated state, the battery cluster/battery module is controlled to supply power to a fire protection system corresponding to the electrochemical energy storage system;
the first cut-off power supply module is used for judging the real-time state of the battery cluster/battery module, and if the real-time state of the battery cluster/battery module is a thermal runaway state, the battery cluster/battery module is cut off to supply power to the fire protection system;
and the fire extinguishing module is used for controlling the standby power supply to supply power to the fire extinguishing system so as to enable the fire extinguishing system to complete fire extinguishing actions.
8. The fire protection device of an electrochemical energy storage system of claim 7, further comprising:
and the second power supply module is used for controlling an external power grid to supply power to a fire protection system corresponding to the electrochemical energy storage system if the working state of the electrochemical energy storage system is an operation state.
9. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any of claims 1 to 6.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the computer program when executed by the processor implements the steps of the method according to any one of claims 1 to 6.
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