CN217366957U - Energy storage container - Google Patents
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- CN217366957U CN217366957U CN202220267239.5U CN202220267239U CN217366957U CN 217366957 U CN217366957 U CN 217366957U CN 202220267239 U CN202220267239 U CN 202220267239U CN 217366957 U CN217366957 U CN 217366957U
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The application relates to an energy storage container, which comprises a container body, a control module, an exhaust system, a first switch unit and a combustible gas detection device, wherein the control module is electrically connected with the first switch unit and the combustible gas detection device respectively; and the control module is used for controlling the first switch unit to be in a switch state of enabling the exhaust system to exhaust air from the container body when the concentration of the combustible gas in the container body exceeds a set threshold value. Through this application, container formula energy storage system has solved among the correlation technique inspection and the not good problem of precaution effect to early conflagration.
Description
Technical Field
The application relates to the technical field of energy storage, especially, relate to an energy storage container.
Background
With the gradual reduction of conventional energy, new energy is gradually known and the energy storage industry is rapidly developed. The energy storage is an important component and a key support of an intelligent power grid, a renewable energy high-occupancy energy system and an energy internet; in the related art, the container is used as a good energy storage carrier, has the characteristics of high reliability, high convenience, low power consumption and perfect monitoring, and the container energy storage device integrates standard units such as a battery pack, a battery management system, an energy storage cabinet, communication monitoring and the like, and is widely applied due to rapid arrangement and high production standardization degree.
In the related art, a gas fire extinguishing device is adopted as a fire extinguishing medium of a container type energy storage system, and the container type energy storage system needs to be sealed to prevent fire extinguishing gas from leaking to influence the fire extinguishing effect during fire extinguishing, but in the related art, the container type energy storage system can volatilize part of combustible gas at the early stage of thermal runaway of a battery, the combustible gas can be gradually accumulated in the sealed environment of the container, and when the temperature of the battery is further increased due to thermal runaway or sparks are generated due to other reasons, serious fire or explosive accidents can be caused; meanwhile, in the related art, the container type energy storage system has poor effects of detecting and preventing the battery from the early fire.
Aiming at the problem that the container type energy storage system in the related art is poor in early fire detection and prevention effects, an effective solution is not provided yet.
SUMMERY OF THE UTILITY MODEL
The application provides an energy storage container to container formula energy storage system is to the inspection of early fire and the not good problem of precaution effect in the correlation technique of at least solving.
In a first aspect, an embodiment of the present application provides an energy storage container, including: the container body also comprises a control module, an exhaust system, a first switch unit and a combustible gas detection device, wherein the control module is respectively electrically connected with the first switch unit and the combustible gas detection device, the first switch unit is also electrically connected with the exhaust system, the exhaust system is arranged at a corresponding exhaust air inlet of the container body and is used for exhausting air to the container body, the combustible gas detection device is arranged in the container body and is used for detecting the concentration of the combustible gas in the container body, wherein,
the first switch unit is in a switch state which enables the air exhaust system to exhaust air from the container body;
the control module is used for controlling the first switch unit to be in a switch state enabling the exhaust system to exhaust air from the container body when the concentration of the combustible gas in the container body exceeds a set threshold value.
In some of these embodiments, the energy storage container further comprises a second switch unit electrically connected to the control module and a ventilation system electrically connected to the second switch unit, the ventilation system being in communication with the ventilation opening of the container body, wherein,
the second switch unit is used for controlling the starting and stopping of the ventilation system according to the received corresponding switch signal sent by the control module;
the ventilation system is used for carrying out fresh air flow conversion on the container body;
the control module is further configured to control the ventilation system to stop performing fresh air flow conversion on the container body through the second switch unit when the concentration of the combustible gas in the container body exceeds a set threshold value, and control the first switch unit to be in a switch state enabling the exhaust system to exhaust air from the container body when the ventilation system performs fresh air flow conversion on the container body.
In some embodiments, the energy storage container further includes a fire control module electrically connected to the control module, and a first temperature detection device, a smoke detection device, and a gas fire extinguishing device electrically connected to the fire control module, respectively, where the first temperature detection device is disposed in the container body and is configured to detect a first temperature in the container body, the smoke detection device is disposed in the container body, and the gas fire extinguishing device is in butt joint with a fire extinguishing gas injection port corresponding to the container body through a pipeline, where the smoke detection device is configured to detect a smoke concentration in the container body; the gas fire extinguishing device is used for injecting fire extinguishing gas into the container body; the fire control module is used for controlling the gas fire extinguishing device to inject fire extinguishing gas into the container body and generating a fire control starting signal when the smoke concentration is greater than a corresponding preset threshold value and/or the first temperature is greater than a corresponding preset threshold value; and the control module is used for controlling the first switch unit to be in a switch state which does not enable the exhaust system to exhaust air from the container body when receiving the fire-fighting starting signal, and controlling the ventilation system to stop carrying out fresh air flow conversion on the container body.
In some embodiments, the energy storage container further includes a second temperature detection device and a temperature and humidity detection device electrically connected to the control module, the second temperature detection device is disposed on a battery pack of the energy storage container and is configured to detect a battery temperature corresponding to the battery pack, the temperature and humidity detection device is disposed outside the container body and is configured to detect an outdoor temperature and an outdoor humidity, wherein when the fire-fighting start signal is not received and a concentration of combustible gas in the container body does not exceed a preset threshold, the control module is configured to control the ventilation system to perform fresh air flow conversion on the container body when a difference between the received outdoor temperature and the battery temperature is greater than the corresponding preset threshold or when the received outdoor humidity is not greater than the preset threshold, and is configured to control the ventilation system to perform fresh air flow conversion on the container body when the received outdoor humidity is greater than the preset threshold, and controlling the ventilation system to stop carrying out fresh air flow conversion on the container body.
In some embodiments, the energy storage container further includes a pressure relief device, the pressure relief device is disposed at a position corresponding to the valve port of the container body, and the pressure relief device is further electrically connected to the control module, wherein the pressure relief device is configured to relieve internal pressure of the container body; and the control module is used for controlling the pressure relief device to release the internal pressure of the container body when the gas fire extinguishing device injects fire extinguishing gas into the container body.
In some of these embodiments, the pressure relief device comprises an electromagnetic pressure relief valve.
In some embodiments, the exhaust system includes an exhaust fan, a first magnetic lock, a first driving device, and a first air door, the exhaust fan is electrically connected to the first switch unit, the first magnetic lock and the first driving device are both electrically connected to the control module, the exhaust fan is disposed in the exhaust port, the first magnetic lock is disposed on the periphery of the exhaust port, and the first driving device is disposed on the container body and is configured to drive the first air door in transmission connection therewith to seal or open the exhaust port, wherein the first magnetic lock is configured to lock the first air door when the first air door seals the exhaust port, and unlock the first air door, so that the first air door opens the exhaust port; the exhaust fan is used for exhausting air to the container body; the first switch unit is used for enabling the exhaust fan to exhaust air of the container body; the control module is further used for controlling the first switch unit to enable the exhaust fan to exhaust air from the container body when the concentration of the combustible gas in the container body exceeds a set threshold value or when the ventilation system conducts fresh air flow conversion on the container body.
In some embodiments, the ventilation system includes a second magnetic lock, a second driving device, and a second air door, the second magnetic lock and the second driving device are electrically connected to the second switch unit, the second magnetic lock is disposed on the periphery of the ventilation opening, the second driving device is disposed on the container body and is configured to drive the second air door in transmission connection therewith to move so as to block or communicate the air duct and the ventilation opening, wherein the second switch unit is configured to enable the second magnetic lock and/or the second driving device; the second magnetic lock is used for locking the second air door and unlocking the second air door when the second air door blocks the air duct and the ventilation opening so as to enable the second air door to communicate the air duct and the ventilation opening; the control module is used for controlling the second switch unit to enable the second driving device to drive the second air door to move so as to communicate the air duct with the ventilation opening.
In some of these embodiments, the first switching unit and the second switching unit each comprise a controlled switch, the controlled switch comprises a first input end, a first controlled end and a first output end, the first input end is electrically connected with the corresponding power supply unit, the first controlled end corresponding to the first switch unit is coupled with the first control port of the control module, the first controlled end corresponding to the second switch unit is coupled with the second control port of the control module, the first output end corresponding to the first switch unit is coupled with the air exhaust system, the first output end corresponding to the second switch unit is coupled with the ventilation system, the control module is used for outputting an enable signal along the first control port and outputting a corresponding switch signal along the second control port; the controlled switch is used for controlling the on-off of the first input end and the first output end corresponding to the first switch unit according to the enable signal received by the first controlled end, and controlling the on-off of the first input end and the first output end corresponding to the second switch unit according to the switch signal received by the first controlled end.
In some embodiments, the controlled switch includes a relay, the relay includes a first port, a second port, a third port and a fourth port, the first port is electrically connected to a first power supply, the second port is in butt joint with the first controlled terminal, the third port is in butt joint with the first input terminal, and the fourth port is in butt joint with the first output terminal, where the relay is configured to control on/off of the third port and the fourth port corresponding to the first switch unit according to the enable signal received by the second port, and control on/off of the third port and the fourth port corresponding to the second switch unit according to the switch signal received by the second port.
Compared with the prior art, the embodiment of the application provides a pair of energy storage container, through set up control module on container body, exhaust system, first switch unit and combustible gas detection device, and take out exhaust to container body through exhaust system, through the combustible gas detection device concentration of the combustible gas in the container body, through control module, when the concentration of the combustible gas in the container body surpassed the settlement threshold value, control first switch unit is in and enables exhaust system and take out the on off state of exhausting to container body, container energy storage system is to the not good problem of monitoring and precaution effect of early conflagration among the correlation technique has been solved, realize detecting and reminding early conflagration of energy storage container, and carry out corresponding safeguard measure, with protection energy storage container and avoid the incident.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a schematic structural diagram of an energy storage container according to an embodiment of the present application;
FIG. 2 is a logic block diagram one of an energy storage container according to a preferred embodiment of the present application;
FIG. 3 is a second logic block diagram of an energy storage container according to the preferred embodiment of the present application;
fig. 4 is a schematic circuit diagram of a controlled switch in the embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.
The embodiment of the application provides an energy storage container. The energy storage container of this application embodiment detects and carry out protection control through the early conflagration to container formula energy storage system, and effectual conflagration or the explosion accident of avoiding energy storage container battery thermal runaway to cause. Fig. 1 is a schematic structural diagram of an energy storage container according to an embodiment of the present application. As shown in fig. 1, the energy storage container includes a container body 100, a control module 200, an exhaust system 300, a first switch unit 400 and a combustible gas detection device 500, wherein the control module 200 is electrically connected to the first switch unit 400 and the combustible gas detection device 500, respectively, the first switch unit 400 is further electrically connected to the exhaust system 300, the exhaust system 300 is disposed at a suction/exhaust port 101 corresponding to the container body 100 and is used for sucking and exhausting air to the container body 100, the combustible gas detection device 500 is disposed in the container body 100 and is used for detecting the concentration of combustible gas in the container body 100, wherein,
in this embodiment, the container body 100 adopts a heat-insulating layer structure, so as to improve the heat-insulating effect of the energy-storage container; the container body 100 is integrated with an electrical control cabinet, and the electrical control cabinet is integrated with a Display Unit (BDU) of a Battery control System, and meanwhile, the container body is further provided with a corresponding switching Power supply, an Uninterruptible Power Supply (UPS), a relay and a contactor.
In this embodiment, the control module 100 is integrated with the electrical control cabinet to realize the collection, control, display and communication of the battery system; in this embodiment, the control module 100 includes a microcontroller, wherein the microcontroller includes one of the following: the single chip microcomputer, the FPGA, the DSP and the microcontroller are used as a control center of the energy storage container to control the work of the whole energy storage container. It should be understood that the microcontroller for controlling the operation of the energy storage container is suitable for the microcontroller of the embodiment, for example: the microcontroller is optional: a CMS89F2235B singlechip, an SH79F1619AM singlechip, an STM32F0 series singlechip, and an AT89C51/52 singlechip; meanwhile, the control module 100 is integrated in the electrical control cabinet and is presented in the form of an industrial personal computer and an upper computer.
In this embodiment, combustible gas detection device 500 is gaseous detection sensor, and combustible gas detection device 500 arranges the top of container body 100 in and is close to the lower part position of the battery system in the energy storage container, and combustible gas detection device 500 gathers the combustible gas concentration in container body 100 to convey the combustible gas's that gathers concentration to control module 200, carry out concentration judgment by control module 200, reach the settlement threshold value when the concentration value, then carry out corresponding protection operation.
The first switching unit 400 has a switching state that enables the exhaust system 300 to exhaust the container body 100.
In the present embodiment, the first switching unit 400 enables the exhaust system 300 means to connect the exhaust system 300 to a corresponding power source to operate the exhaust system 300, and in the present embodiment, the first switching unit 400 has a switching state to enable the exhaust system 300 to exhaust the container body 100 is one state to operate the exhaust system 300, and does not show two states of on and off.
The control module 100 is configured to control the first switching unit 400 to be in a switching state that enables the exhaust system 300 to exhaust air from the container 100 when the concentration of the combustible gas in the container 100 exceeds a set threshold.
In this embodiment, when the concentration of the combustible gas reaches a set threshold value, the exhaust system 300 is activated, thereby taking away the combustible gas inside the container body 100.
Through set up control module 200 on container body 100, exhaust system 300, first switch unit 400 and combustible gas detection device 500, and take out air exhaust to the container body through exhaust system 300, through the combustible gas detection device 500 concentration of the combustible gas in detecting container body 100, through control module 200, when the concentration of the combustible gas in container body 100 surpassed the settlement threshold value, control first switch unit 400 is in the on off state that enables exhaust system 300 and take out air exhaust to container body 100, the problem that container energy storage system's inspection and precaution effect are not good to early conflagration is solved, realize detecting and reminding early conflagration of energy storage container, and carry out corresponding safeguard measure, with protection energy storage container and avoid the incident.
Fig. 2 is a logic block diagram one of an energy storage container according to a preferred embodiment of the present application, in some embodiments, the energy storage container further includes a second switch unit 600 and a ventilation system 700 electrically connected to the second switch unit 600, the second switch unit 600 is electrically connected to the control module 200, the ventilation system 700 is communicated with the ventilation opening 102 of the container body 100, wherein,
the second switch unit 600 is configured to control the start and stop of the ventilation system 700 according to the received corresponding switch signal sent by the control module 200.
In this embodiment, the second switch unit 600 is controlled by the control module 200, and turns on the corresponding power supply to operate the ventilation system 700 or turns off the corresponding power supply to stop ventilation according to the corresponding switch signal.
And the ventilation system 700 is used for carrying out fresh air conversion on the container body 100.
In this embodiment, when the difference between the outdoor temperature and the temperature inside the container body 100 satisfies the set value, and the outdoor temperature and humidity satisfy the set value, the ventilation system 700 is started, and the interior of the container body 100 is cooled (the outdoor temperature is low) or heated (the outdoor temperature is high) by introducing the outdoor fresh air; of course, when the concentration of combustible gas and the concentration of smoke in the container body 100 reach a certain concentration, the ventilation system 700 is started and the exhaust system 300 is engaged, so that the air in the container body 100 is replaced, and the concentration of combustible gas and the concentration of smoke are reduced.
In this embodiment, the ventilation system 700 controls the opening or closing of the corresponding ventilation opening to correspondingly control the fresh air flow change of the container body 100.
The control module 200 is further configured to control the ventilation system 700 to stop fresh air flow conversion for the container body 100 through the second switch unit 600 when the concentration of the combustible gas in the container body 100 exceeds a set threshold, and control the first switch unit 400 to be in a switch state that enables the exhaust system 300 to exhaust air for the container body 100 when the ventilation system 700 performs fresh air flow conversion for the container body 100.
In this embodiment, when the concentration of the combustible gas in the container 100 reaches the preset threshold or the ventilation system 700 is started, the control module 200 controls the exhaust system 300 to start by controlling the first switch unit 400, so as to exhaust the combustible gas in the container 100 or reduce the temperature in the container 100; meanwhile, when the concentration of the combustible gas in the container body 100 exceeds a set threshold, in order to prevent a fire or explosion caused by the injection of too much air (oxygen), the ventilation system 700 is closed to reduce the injection of oxygen, and the combustible gas is discharged only through the exhaust system 300, so that the concentration of the combustible gas is reduced, and the occurrence of a fire is avoided.
It should be noted that, in the related art, the energy storage container or the container-type energy storage system is provided with an environmental control unit, for example: the air conditioner regulates and controls the temperature of the container body 100 through the environmental control unit, but the energy consumption is increased when the environmental control unit is started, so that the ventilation system 700 is arranged and started, namely the ventilation opening is opened, the air conditioner is stopped, the self-cooling mode is adopted to realize temperature reduction, and the energy consumption is reduced; when the ventilation system 700 and the self-cooling mode cannot meet the ambient temperature required by the battery system, the ventilation system 700 is closed, and the air conditioner is started, so that the use frequency of the air conditioner is reduced, and the aim of reducing energy consumption is fulfilled.
Fig. 3 is a logic block diagram of an energy storage container according to a second embodiment of the present application, in order to implement fire protection when a fire breaks out in the container 100, in some embodiments, referring to fig. 3, the energy storage container further includes a fire control module 800 electrically connected to the control module 200, and a first temperature detection device 900, a smoke detection device 120 and a gas fire extinguishing device 130 electrically connected to the fire control module 800, respectively, the first temperature detection device 900 is disposed in the container 100 and is used for detecting a first temperature in the container 100, the smoke detection device 120 is disposed in the container 100, the gas fire extinguishing device 130 is connected to a fire extinguishing gas injection port corresponding to the container 100 through a pipeline, wherein,
the smoke detection device 120 is used for detecting the smoke concentration in the container body 100.
In this embodiment, the smoke detector 120 is a smoke sensor, and the smoke detector 120 is disposed on the top of the container 100, and outputs a corresponding fire protection command to the fire protection control module 800 when the smoke concentration in the container 100 reaches a threshold value.
The gas fire extinguishing device 130 is used for injecting fire extinguishing gas into the container body 100.
In this embodiment, the fire extinguishing gas is heptafluoropropane or perfluorohexanone, and the gas fire extinguishing apparatus 130 is composed of a container, a container valve, a discharge device, a pressure display, a pressure gauge switch, a pressure switch, a fire extinguishing agent, pressurized nitrogen, a pipe fitting, a pipeline, and the like; the gas fire extinguishing device 130 injects fire extinguishing gas into the container body 100 after receiving a corresponding driving instruction of the fire control module 800, and feeds back a corresponding feedback signal to the fire control module 800 after the injection of the fire extinguishing gas is completed.
The fire control module 800 is configured to control the gas fire extinguishing apparatus 130 to inject fire extinguishing gas into the container body 100 and generate a fire control start signal when the smoke concentration is greater than the corresponding preset threshold and/or the first temperature is greater than the corresponding preset threshold.
The control module 200 is configured to control the first switch unit 400 to be in a switch state that does not enable the exhaust system 300 to exhaust air from the container 100 when receiving a fire protection start signal, that is, when the gas fire extinguishing apparatus 130 injects fire extinguishing gas into the container 100, and to control the ventilation system 700 to stop fresh air flow conversion to the container 100.
In this embodiment, when the smoke concentration exceeds a preset threshold, it is determined that a fire is generated; meanwhile, when the first temperature in the container body 100 is greater than a corresponding preset threshold (a set high temperature threshold) or the temperature rise rate in the container body 100 exceeds a preset temperature rise rate, that is, an instant high temperature in the container body 100 is indicated, at this time, a fire is determined to be generated; when the fire control module 800 detects that a fire disaster is generated in the container body 100, the gas fire extinguishing device 130 is controlled to inject fire extinguishing gas into the container body 100 and feed back a corresponding status signal to the control module 200, and when the control module 200 receives the corresponding status signal (corresponding to a fire control starting signal), the exhaust system 300 and the ventilation system 700 are correspondingly controlled to stop working, so that the container body 100 is kept airtight, and the fire extinguishing effect is prevented from being influenced by the leakage of the fire extinguishing gas.
In some embodiments, referring to fig. 3, the energy storage container further includes a second temperature detection device 150 and a temperature and humidity detection device 110 electrically connected to the control module 200, the second temperature detection device 150 is disposed on the battery pack of the energy storage container and is configured to detect a battery temperature corresponding to the battery pack, the temperature and humidity detection device 110 is disposed outside the container body 100 and is configured to detect an outdoor temperature and an outdoor humidity, wherein,
when a fire protection starting signal is not received and the concentration of combustible gas in the container body 100 does not exceed a set threshold, the control module 200 is configured to control the ventilation system 700 to perform fresh air flow conversion on the container body 100 when the difference between the outdoor temperature detected by the temperature and humidity detection device 110 and the battery temperature is greater than a corresponding preset threshold; and is used for controlling the ventilation system 700 to stop the fresh air flow conversion of the container body 100 when the received outdoor humidity is higher than the preset threshold value.
In this embodiment, the temperature and humidity detecting device 110 is a temperature and humidity detecting sensor, and is disposed outside the container body 100 for collecting the temperature and humidity of the external environment; when the difference between the outdoor temperature and the battery temperature reaches a preset threshold value and the external humidity meets the set condition corresponding to the start of the ventilation system 700 (corresponding to the outdoor humidity not higher than the preset threshold value), starting the ventilation system, and cooling or heating the interior of the container body 100 by introducing outdoor fresh air; in this embodiment, when the outdoor humidity is higher than the preset threshold, the ventilation system 700 is stopped to prevent the external moisture from blowing into the container 100 and damaging the electronic devices in the container 100.
In this embodiment, the fire-fighting start signal is set with the highest priority, that is, when the control module receives the fire-fighting start signal, no matter how high the combustible gas concentration is and how high the temperature in the container body 100 is, corresponding control is not executed, that is, when a fire occurs, no response to the combustible gas concentration exceeding and the temperature exceeding is executed, so as to keep the container body 100 closed, thereby realizing safe fire extinguishing; it should be noted that, in the present application, the priority ordering of the control corresponding to the relevant response is as follows: fire control start, combustible gas concentration, the humiture of external environment, for example: when not receiving fire control start signal, at this moment, no matter how outdoor humiture exceeds the default, all carry out the control command who satisfies combustible gas concentration condition earlier, if: and starting an exhaust system to exhaust. The specific parameter control table and the application embodiment are not limited.
In some embodiments, in order to prevent the container body 100 from deforming due to the increase of the gas injection internal pressure of the gas fire extinguishing apparatus 100, referring to fig. 3, the energy storage container further includes a pressure relief apparatus 140, the pressure relief apparatus 140 is disposed at a valve port position corresponding to the container body 100, the pressure relief apparatus 140 is further electrically connected to the control module 200, wherein,
and a pressure relief device 140 for relieving the internal pressure of the container body 100.
In this embodiment, pressure relief device 140 electromagnetically relieves the valve or valve magnetically locks the valve.
And a control module 200 for controlling the pressure relief device 140 to release the internal pressure of the container body 100 when the gas fire extinguishing device 130 injects the fire extinguishing gas into the container body 100.
In this embodiment, when the control module 200 receives the corresponding status signal transmitted by the fire control module 800 and determines that the fire control module 800 controls the gas fire extinguishing device 130 to inject fire extinguishing gas into the container body 100, the control module 200 outputs a corresponding control signal to the pressure relief device 140, so that the magnetic lock locking function corresponding to the pressure relief device 140 is eliminated, and the corresponding valve is opened to release the internal pressure in the container body 100, thereby achieving effective protection of the energy storage container.
In some embodiments, in order to implement the construction of the exhaust system, referring to fig. 3, the exhaust system 300 includes an exhaust fan 31, a first magnetic lock 32, a first driving device 33 and a first damper 34, the exhaust fan 31 is electrically connected to the first switch unit 400, the first magnetic lock 32 and the first driving device 33 are both electrically connected to the control module 200, the exhaust fan 31 is disposed in the exhaust opening 101, the first magnetic lock 32 is disposed around the exhaust opening 101, the first driving device 33 is disposed on the container body 100 and is configured to drive the first damper 34 in transmission connection therewith to seal or open the exhaust opening 101, wherein,
the first magnetic lock 32 is configured to lock the first damper 34 when the first damper 34 seals the suction opening 101, and unlock the first damper 34, so that the first damper 34 opens the suction opening 101.
In this embodiment, when the first magnetic lock 32 is connected to a corresponding power supply, a corresponding magnetic force is generated to achieve a locking function, so that the first damper 34 seals the suction outlet 101, thereby achieving heat preservation of the container body 100 or preventing the fire extinguishing gas from leaking; when the first magnetic lock 32 is disconnected from the corresponding power source, the magnetic force of the first magnetic lock 32 is released, and the locking function is eliminated.
The exhaust fan 31 is used for exhausting air from the container body 100.
The first switch unit 400 is used to enable the exhaust fan 31 to exhaust the container body 100.
And the control module 200 is configured to control the first switch unit 400 to enable the exhaust fan 31 to exhaust air from the container 100 when the concentration of the combustible gas in the container 100 exceeds a set threshold or when the ventilation system 700 performs fresh air flow conversion on the container 100.
In this embodiment, when the combustible gas in the container 100 reaches the preset threshold or the ventilation system 700 is turned on, the exhaust fan 31 is powered on, and the exhaust fan 31 is started to exhaust the combustible gas or the temperature in the container 100.
In some embodiments, in order to implement the construction of the ventilation system and complete the fresh air exchange of the container body 100, referring to fig. 3, the ventilation system 700 includes a second magnetic lock 71, a second driving device 72 and a second air door 73, the second magnetic lock 71 and the second driving device 72 are both electrically connected to the second switch unit 600, the second magnetic lock 71 is disposed on the periphery of the air vent 102, the second driving device 72 is disposed on the container body 100 and is used for driving the second air door 73 in transmission connection therewith to move so as to block or connect the air duct and the air vent 102, wherein,
a second switching unit 600 for enabling the second magnetic latch 71 and/or the second driving device 72.
In this embodiment, when the second switch unit 600 enables the second magnetic lock 71, the second magnetic lock 71 locks or unlocks the second damper 73, and when the second switch unit 600 enables the second driving device 72, the second driving device 72 drives the second damper 73 to move, so as to block or communicate the air duct with the air vent 102.
The second magnetic lock 71 is configured to lock the second damper 73 and unlock the second damper 73 when the second damper 73 blocks the air duct from the ventilation opening 102, so that the second damper 73 communicates the air duct with the ventilation opening 102.
In this embodiment, when the second switch unit 600 connects the second magnetic lock 71 to a corresponding power supply, a corresponding magnetic force is generated to achieve a locking function, so that the second air door 73 separates the air duct from the ventilation opening 102, and seals the ventilation opening 102, thereby achieving heat preservation of the container body 100 or preventing the fire extinguishing gas from leaking; when the second switch unit 600 disconnects the second magnetic lock 71 from the corresponding power supply, the magnetic force of the second magnetic lock 71 is released, the locking function is eliminated, the second air door 73 releases the partition between the air duct and the ventilation opening 102, the air duct is communicated with the ventilation opening 102, and the container body 100 can perform fresh air flow conversion.
And the control module 200 is used for controlling the second switch unit 600 to enable the second driving device 72 to drive the second air door 73 to move so as to communicate the air duct with the ventilation opening 102, and controlling the second switch unit 600 to enable the second magnetic lock 71 to lock or unlock the second air door 73.
In order to move the first damper 34 or the second damper 73, it is necessary to perform transmission using a corresponding driving device. For example: a first driving device 33 and a second driving device 72. It can be understood that the corresponding driving device can adopt a driving unit to match with a transmission unit to form the driving device so as to perform transmission action. The driving unit can adopt driving elements such as a stepping motor, a solenoid, a hydraulic cylinder, an electromagnet and the like, and can adopt transmission structures such as gear transmission, worm gear transmission, four-bar transmission (preferably a crank oscillating bar mechanism), chain transmission, belt transmission (such as a synchronous belt) and the like; as long as satisfy the drive and correspond the subassembly that the air door was removing and all belong to the utility model discloses a structure within the protection scope. Integrated transmission modules can also be used, for example: two-axis manipulator.
Fig. 4 is a schematic circuit structure diagram of a controlled switch in an embodiment of the present application, referring to fig. 4, each of the first switch unit 400 and the second switch unit 600 includes a controlled switch, the controlled switch includes a first input terminal, a first controlled terminal, and a first output terminal, the first input terminal is electrically connected to a corresponding power supply unit, the first controlled terminal corresponding to the first switch unit 400 is coupled to the first control port of the control module 200, the first controlled terminal corresponding to the second switch unit 600 is coupled to the second control port of the control module 200, the first output terminal corresponding to the first switch unit 400 is coupled to the exhaust system 300, the first output terminal corresponding to the second switch unit 600 is coupled to the ventilation system 700, wherein,
the control module 200 is configured to output an enable signal along a first control port and output a corresponding switch signal along a second control port.
And a controlled switch, configured to control on/off of the first input end and the first output end corresponding to the first switch unit 400 according to an enable signal received by the first controlled end, and control on/off of the first input end and the first output end corresponding to the second switch unit 600 according to a switch signal received by the first controlled end.
In some embodiments, referring to fig. 4, the controlled switch includes a relay K1, the relay K1 includes a first port, a second port, a third port and a fourth port, the first port is electrically connected to the first power source V1, the second port is connected to the first controlled terminal, the third port is connected to the first input terminal, and the fourth port is connected to the first output terminal, wherein the relay K1 is configured to control the third port and the fourth port corresponding to the first switch unit 400 to be switched according to an enable signal received by the second port, and to control the third port and the fourth port corresponding to the second switch unit 600 to be switched according to a switching signal received by the second port.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An energy storage container comprises a container body, and is characterized by further comprising a control module, an exhaust system, a first switch unit and a combustible gas detection device, wherein the control module is electrically connected with the first switch unit and the combustible gas detection device respectively, the first switch unit is also electrically connected with the exhaust system, the exhaust system is arranged at a corresponding exhaust port of the container body and used for exhausting air for the container body, the combustible gas detection device is arranged in the container body and used for detecting the concentration of combustible gas in the container body, and the control module is used for controlling the exhaust system to exhaust air for the container body,
the first switch unit is in a switch state which enables the air exhaust system to exhaust air from the container body;
the control module is used for controlling the first switch unit to be in a switch state enabling the exhaust system to exhaust air from the container body when the concentration of the combustible gas in the container body exceeds a set threshold value.
2. The energy storage container of claim 1, further comprising a second switch unit electrically connected to the control module and a ventilation system electrically connected to the second switch unit, the ventilation system being in communication with a vent of the container body, wherein,
the second switch unit is used for controlling the starting and stopping of the ventilation system according to the received corresponding switch signal sent by the control module;
the ventilation system is used for carrying out fresh air flow conversion on the container body;
the control module is further configured to control the ventilation system to stop performing fresh air flow conversion on the container body through the second switch unit when the concentration of the combustible gas in the container body exceeds a set threshold, and control the first switch unit to be in a switch state enabling the exhaust system to exhaust air from the container body when the ventilation system performs fresh air flow conversion on the container body.
3. The energy storage container of claim 2, further comprising a fire control module electrically connected to the control module, and a first temperature detection device, a smoke detection device, and a gas fire extinguishing device electrically connected to the fire control module, respectively, the first temperature detection device being disposed within the container body and configured to detect a first temperature within the container body, the smoke detection device being disposed within the container body, the gas fire extinguishing device being in butt-joint with a fire extinguishing gas injection port corresponding to the container body via a pipeline, wherein,
the smoke detection device is used for detecting the smoke concentration in the container body;
the gas fire extinguishing device is used for injecting fire extinguishing gas into the container body;
the fire control module is used for controlling the gas fire extinguishing device to inject fire extinguishing gas into the container body and generating a fire control starting signal when the smoke concentration is greater than a corresponding preset threshold value and/or the first temperature is greater than a corresponding preset threshold value;
and the control module is used for controlling the first switch unit to be in a switch state which does not enable the exhaust system to exhaust air from the container body when receiving the fire-fighting starting signal, and controlling the ventilation system to stop carrying out fresh air flow conversion on the container body.
4. The energy storage container of claim 3, further comprising a second temperature detection device and a temperature and humidity detection device electrically connected to the control module, wherein the second temperature detection device is disposed on a battery pack of the energy storage container and is configured to detect a temperature of a battery corresponding to the battery pack, and the temperature and humidity detection device is disposed outside the container body and is configured to detect an outdoor temperature and an outdoor humidity, wherein,
when the fire-fighting starting signal is not received and the concentration of combustible gas in the container body does not exceed a set threshold value, the control module is used for controlling the ventilation system to carry out fresh air flow conversion on the container body when the difference value between the received outdoor temperature and the battery temperature is greater than the corresponding preset threshold value or the received outdoor humidity is not higher than the preset threshold value, and controlling the ventilation system to stop carrying out fresh air flow conversion on the container body when the received outdoor humidity is higher than the preset threshold value.
5. The energy storage container of claim 3, further comprising a pressure relief device disposed at a corresponding valve port of the container body, the pressure relief device being electrically connected to the control module, wherein,
the pressure relief device is used for relieving the internal pressure of the container body;
and the control module is used for controlling the pressure relief device to release the internal pressure of the container body when the gas fire extinguishing device injects fire extinguishing gas into the container body.
6. An energy storage container as claimed in claim 5 wherein said pressure relief means comprises an electromagnetic pressure relief valve.
7. The energy storage container of claim 2, wherein the exhaust system comprises an exhaust fan, a first magnetic lock, a first driving device and a first air door, the exhaust fan is electrically connected with the first switch unit, the first magnetic lock and the first driving device are electrically connected with the control module, the exhaust fan is arranged in the exhaust port, the first magnetic lock is arranged on the periphery of the exhaust port, the first driving device is arranged on the container body and is used for driving the first air door in transmission connection with the first driving device to seal or open the exhaust port, wherein,
the first magnetic lock is used for locking the first air door and unlocking the first air door when the first air door seals the suction and exhaust air inlet so as to open the suction and exhaust air inlet;
the exhaust fan is used for exhausting air to the container body;
the first switch unit is used for enabling the exhaust fan to exhaust air of the container body;
the control module is further used for controlling the first switch unit to enable the exhaust fan to exhaust air from the container body when the concentration of the combustible gas in the container body exceeds a set threshold value or when the ventilation system conducts fresh air flow conversion on the container body.
8. The energy storage container as claimed in claim 2, wherein the ventilation system comprises a second magnetic lock, a second driving device and a second air door, the second magnetic lock and the second driving device are electrically connected to the second switch unit, the second magnetic lock is disposed around the ventilation opening, the second driving device is disposed on the container body and is used for driving the second air door in transmission connection therewith to move so as to block or connect the air duct and the ventilation opening, wherein,
the second switch unit is used for enabling the second magnetic lock and/or the second driving device;
the second magnetic lock is used for locking the second air door and unlocking the second air door when the second air door blocks the air duct and the ventilation opening so as to enable the second air door to communicate the air duct and the ventilation opening;
the control module is used for controlling the second switch unit to enable the second driving device to drive the second air door to move so as to communicate the air duct with the ventilation opening.
9. The energy storage container of claim 2, wherein the first switch unit and the second switch unit each comprise a controlled switch, the controlled switch comprises a first input terminal, a first controlled terminal, and a first output terminal, the first input terminal is electrically connected to the corresponding power supply unit, the first controlled terminal corresponding to the first switch unit is coupled to the first control port of the control module, the first controlled terminal corresponding to the second switch unit is coupled to the second control port of the control module, the first output terminal corresponding to the first switch unit is coupled to the air exhaust system, and the first output terminal corresponding to the second switch unit is coupled to the ventilation system, wherein,
the control module is used for outputting an enable signal along the first control port and outputting a corresponding switch signal along the second control port;
the controlled switch is used for controlling the on-off of the first input end and the first output end corresponding to the first switch unit according to the enable signal received by the first controlled end, and controlling the on-off of the first input end and the first output end corresponding to the second switch unit according to the switch signal received by the first controlled end.
10. The energy storage container of claim 9, wherein the controlled switch comprises a relay including a first port electrically connected to a first power source, a second port interfacing the first controlled terminal, a third port interfacing the first input terminal, and a fourth port interfacing the first output terminal, wherein,
the relay is used for controlling the on-off of the third port and the fourth port corresponding to the first switch unit according to the enable signal received by the second port, and controlling the on-off of the third port and the fourth port corresponding to the second switch unit according to the switch signal received by the second port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267239.5U CN217366957U (en) | 2022-02-09 | 2022-02-09 | Energy storage container |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220267239.5U CN217366957U (en) | 2022-02-09 | 2022-02-09 | Energy storage container |
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| CN217366957U true CN217366957U (en) | 2022-09-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117438735A (en) * | 2023-12-19 | 2024-01-23 | 万真消防技术(广东)有限公司 | Magnetic attraction control method and related device for risk prevention and control of energy storage container |
| WO2024077936A1 (en) * | 2022-10-11 | 2024-04-18 | 阳光电源股份有限公司 | Self-checking-based fire-fighting air intake and discharge control system, and control method |
-
2022
- 2022-02-09 CN CN202220267239.5U patent/CN217366957U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024077936A1 (en) * | 2022-10-11 | 2024-04-18 | 阳光电源股份有限公司 | Self-checking-based fire-fighting air intake and discharge control system, and control method |
| CN117438735A (en) * | 2023-12-19 | 2024-01-23 | 万真消防技术(广东)有限公司 | Magnetic attraction control method and related device for risk prevention and control of energy storage container |
| CN117438735B (en) * | 2023-12-19 | 2024-05-14 | 万真消防技术(广东)有限公司 | Magnetic attraction control method and related device for risk prevention and control of energy storage container |
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