CN211751985U - Energy storage container fire extinguishing system and energy storage container - Google Patents
Energy storage container fire extinguishing system and energy storage container Download PDFInfo
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- CN211751985U CN211751985U CN202020127783.0U CN202020127783U CN211751985U CN 211751985 U CN211751985 U CN 211751985U CN 202020127783 U CN202020127783 U CN 202020127783U CN 211751985 U CN211751985 U CN 211751985U
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Abstract
The utility model relates to the field of fire control automation, an embodiment thereof provides an energy storage container fire-fighting system, which comprises at least one fire-proof isolation device, wherein the fire-proof isolation device divides an energy storage container into a plurality of independent areas in an isolation state, and each independent area at least comprises a fire detection device; the energy storage container fire protection system further comprises: the air channel sealing and isolating device is arranged corresponding to the fireproof isolating device and separates the ventilation air channel of the independent area from the adjacent independent area when the air channel sealing and isolating device is closed; the fire-fighting agent spraying devices are independently opened and used for spraying fire-fighting agents to the independent areas; and the first control device and the second control device are used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device. The utility model discloses an embodiment is favorable to promoting fire efficiency and fire control intellectuality.
Description
Technical Field
The utility model relates to a fire control automation, in particular to energy storage container fire extinguishing systems and energy storage container.
Background
The container type energy storage system is new energy equipment which stores a large number of energy storage lithium batteries in a container and has the functions of peak clipping, valley filling, frequency modulation and the like, and has the advantages of easiness in installation, easiness in transportation, modularization and the like. A large number of lithium batteries in the container energy storage system are accompanied by huge potential safety hazards, and the container energy storage system is in fire frequently, so that great loss and influence are caused.
Because many liquid fire control medicaments can not reach complete insulation, can cause huge harm to the lithium cell, can cause secondary disaster moreover, so container energy storage system adopts gaseous fire control mostly at present, but because do not have the relevant standard regulation of energy storage lithium cell gas fire control, so gaseous fire extinguishing agent's quantity is the design quantity of referring to electric fire, and a large amount of energy storage conflagration accidents prove that such medicament quantity is far away not enough to the lithium cell conflagration that the conflagration mechanism is far more complicated than electric fire. The fire protection requirement of lithium battery fire can be met only by improving the design amount of the fire protection agent. And current energy storage fire control scheme is mostly simple local detection, and whole total submerged fire control, the medicament cost is higher, has the wrong report condition of police, can't solve the problem that lithium cell thermal runaway easily diffuses and lithium cell conflagration has the secondary to reburn effectively.
Ems (energy Management system): an energy management system.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an energy storage container fire extinguishing systems and contain its energy storage container to solve the fire extinguishing efficiency and the intelligent problem of the fire extinguishing systems of current energy storage container at least.
In order to achieve the above object, the present invention provides in a first aspect an energy storage container fire fighting system, comprising at least one fire protection isolation device, said fire protection isolation device dividing said energy storage container into a plurality of independent areas in isolation, each of said independent areas comprising at least one fire detection device; its characterized in that, energy storage container fire extinguishing systems still includes:
the air channel sealing and isolating devices are arranged corresponding to the fireproof isolating devices, and each air channel sealing and isolating device independently separates the ventilation air channels of two adjacent independent areas corresponding to the air channel sealing and isolating devices in an isolating state;
the fire-fighting agent spraying devices are arranged in the independent areas, and each fire-fighting agent spraying device is independently opened and is used for spraying fire-fighting agents to the independent area where the fire-fighting agent spraying device is located;
the first control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device; and
the second control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device;
the second control device and the first control device form a master device and a slave device.
Optionally, the first control device is a fire control cabinet, and the second control device is an energy management system.
Optionally, the fire detector comprises one or more of a temperature probe, a smoke detector, a thermal imager, and an intelligent image monitor.
Optionally, the energy storage container fire extinguishing system further includes a plurality of fire fighting agent storage devices, each of which is independently opened, and the plurality of fire fighting agent storage devices are connected to the plurality of fire fighting agent spraying devices through pipelines.
Optionally, at least two fire-fighting agent spraying devices are arranged in each independent area, wherein one of the fire-fighting agent spraying devices is used as a main device, and the other fire-fighting agent spraying devices are used as standby devices.
Optionally, the energy storage container fire fighting system further comprises a UPS backup power supply.
Optionally, each independent area at least includes one video monitoring device, and the video monitoring device is configured to obtain an image of the independent area.
Optionally, the first control device and the second control device are connected to an alarm device at the same time, and the alarm device is configured to present multiple levels of alarms according to driving of the first control device or the second control device.
Optionally, the energy storage container fire fighting system further includes a communication interface for transmitting communication interaction between the inside and the outside of the energy storage container.
Optionally, the energy storage container fire fighting system further comprises a fire-fighting agent detection device arranged in the independent area and used for detecting the concentration of the fire-fighting agent in the independent area where the energy storage container fire fighting system is located.
The second aspect of the utility model provides an energy storage container is still provided with aforementioned energy storage container fire extinguishing systems.
Through the utility model provides an above-mentioned technical scheme has following beneficial effect:
(1) when a fire disaster occurs, the ventilation air channel is sealed and isolated, and combustible gas diffusion and fire spread caused by the ventilation air channel are avoided.
(2) Various devices in the fire fighting system are arranged in a main and standby mode, so that the problem of failure of a control device is solved.
(3) The utility model provides a container energy storage system is intelligent and safe and reliable more.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic diagram of a module connection of an energy storage container fire protection system according to an embodiment of the present invention;
fig. 2 is an overall layout diagram of an energy storage container fire protection system according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a battery cluster portion of an energy storage container fire protection system according to an embodiment of the present invention;
fig. 4 is a logic control diagram of an energy storage container fire protection system according to an embodiment of the present invention.
Detailed Description
In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Fig. 1 is a schematic diagram of a module connection of a high-voltage interlock detection circuit according to an embodiment of the present invention; as shown in fig. 1, an energy storage container fire protection system includes: at least one fire isolation device, wherein when closed, the fire isolation device divides the energy storage container into a plurality of independent areas, and each independent area at least comprises one fire detection device; the energy storage container fire protection system further comprises:
the air channel sealing and isolating device is arranged corresponding to the fireproof isolating device and is used for independently isolating the ventilation air channel of the independent area from the adjacent independent area when the fireproof isolating device is closed;
the fire-fighting agent spraying devices are independently opened and used for spraying fire-fighting agents to the independent areas;
the first control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device; and
the second control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device;
the second control device and the first control device form a master device and a slave device.
Therefore, the scheme takes the partition control as an integral idea, combines aspects such as container fire-fighting structure design, air channel automatic sealing isolation device design, control logic design, partition multi-time fire-extinguishing mode design and the like, solves the problems of low design concentration, weak fire-extinguishing performance, large using amount, high cost and the like caused by integral spraying of heptafluoropropane and other fire-fighting gases, and adopts a lithium battery to realize thermal runaway and easy diffusion; the lithium battery has the advantages that secondary reburning and the like are easy to happen to the fire, and accurate detection and accurate positioning of the fire occurrence point are achieved.
Specifically, the utility model discloses a novel fire control scheme, including aspects such as container fire control structural design, wind channel self sealing isolating device design, control logic design, subregion mode of putting out a fire design many times.
Fig. 2 is the utility model relates to an embodiment provides an energy storage container fire extinguishing systems's overall arrangement picture, as shown in fig. 2, divide into seven regions through six subregion fire prevention isolating device with whole container energy storage systems, the purpose is separated each battery that probably becomes the fire source, and effectively prevent the thermal runaway diffusion, the space range of high temperature, smog, combustible gas diffusion has been reduced simultaneously, can reach the detection threshold value of subregion detector more quickly simultaneously, realize conflagration accurate positioning, and independently put out a fire in the region of catching a fire. The area isolated by the partitioned fireproof isolating devices is the area between the batteries on the two sides. When the energy storage system works normally, the partitioned fireproof isolation device is collected at the top of the container.
Fig. 3 is a separation schematic diagram of energy storage container fire extinguishing systems's battery cluster part that embodiment provided, as shown in fig. 3, both sides battery cluster top respectively is equipped with six baffles, with subregion fire prevention isolating device position one-to-one, and the inside every side in wind channel is equipped with six sealed isolating device in wind channel with baffle and the corresponding position of subregion fire prevention isolating device, and this sealed isolating device in wind channel is located the battery cluster rear, also can arrange at the battery cluster top. The automatic sealing and isolating device for the air channel in the air channel is in an open state in the normal working time of the energy storage system, and the ventilation effect in the air channel is not influenced. The battery clusters are not communicated with each other. The subarea fire-proof isolating device and the air duct automatic sealing isolating device are driven by a motor, the using state of the subarea fire-proof isolating device and the air duct automatic sealing isolating device is controlled by a first control device and a second control device, and the subarea fire-proof isolating device and the air duct automatic sealing isolating device are provided with independent power supplies. With the zoned fire extinguishing system of the present embodiment, the amount of fire-fighting agent sprayed at a single time when fire-fighting is performed is 1/6 (the amount of agent is provided in the area with the largest space among 7 areas) of the conventional container total flooding scheme.
The utility model provides a pair of in an embodiment, first controlling means is the fire control switch board, second controlling means is energy management system. The fire-fighting controller and the EMS (energy management system) control system are adopted to carry out independent control respectively, so as to prevent the single control system from being out of order when a fire disaster occurs.
The utility model provides an in the embodiment, fire detector includes one or more in temperature probe, smoke detector, combustible gas detector, thermal imager, the intelligent image monitor. In practical scenarios, the fire detector should at least include smoke, temperature, and combustible gas detection, and is not limited to one or more of monitoring or detecting devices such as a thermal imager, an intelligent image monitor, and the like. The fire detector herein is mainly used to detect the occurrence of a fire by a sensing means, and is not limited to the aforementioned various sensing devices. The intelligent image monitor is an image acquisition or image monitoring device which can automatically judge the fire condition in the picture in the existing intelligent camera.
The utility model provides a pair of in the embodiment, energy storage container fire extinguishing systems still includes a plurality of fire control medicament storage device, every fire control medicament storage device independently opens, a plurality of fire control medicament storage device pass through the pipeline with a plurality of fire control medicament sprinkler link to each other. The fire-fighting agent sprayed by the fire-fighting agent spraying device is stored in the fire-fighting agent storage device and is delivered through a pipeline. A plurality of fire-fighting agent storage devices are connected to a main pipeline, and each fire-fighting agent storage device can independently start to release fire-fighting agents through the pipeline and the fire-fighting agent spraying device and can be controllably sprayed into any independent area. At the moment, the fire-fighting agent storage amount of the fire-fighting agent storage device is only the fire-fighting agent dosage required by one independent area, so that the aim of reducing the cost of the fire-fighting agent is fulfilled. Adopt a plurality of fire control medicament storage device simultaneously, can satisfy a plurality of independent regional demands of putting out a fire simultaneously, can open a fire control medicament storage device once more when the secondary fire simultaneously, analogize in proper order until putting out a fire or open entirely.
The utility model provides an in the embodiment, every independent regional fire control agent sprinkler is two at least, and one of them is mainly used, and the rest is for reserve. The whole medicament preparation mode of this scheme adopts one mode of possessing more, not only can avoid single sprinkler's inefficacy, can also realize that the secondary is put out a fire. In the scene of adopting not sharing fire control medicament pipeline, when lithium cell secondary after-combustion appears, the fire detector detects that temperature, smog concentration, combustible gas concentration appear the growth trend, and reserve fire control medicament sprinkler can carry out a lot of fire control to the conflagration region. The fire-fighting agent can be heptafluoropropane, perfluorohexanone and other various gas fire-fighting agents. In practical scenarios, the type of the fire-fighting agent can be replaced according to the chemical property or physical property of the combustible.
The utility model provides an in the embodiment, fire prevention isolating device is fire prevention rolling slats door or fire prevention curtain. The area that fire prevention isolating device kept apart is the area in the middle of the battery of both sides, energy storage system normal operating time, and subregion fire prevention isolating device collects at the container top. When a fire disaster happens, the motor drives the fireproof isolation device to close downwards and then separates the energy storage system.
The utility model provides an in the embodiment, energy storage container fire extinguishing systems still includes UPS stand-by power supply. The UPS is arranged in the fire-fighting system, so that the power failure caused by fire can be avoided, and the equipment of the fire-fighting system can work normally.
The utility model provides an in an embodiment, every independent region includes a video monitoring equipment at least, video monitoring equipment is used for acquireing independent regional image. The video monitoring equipment is arranged in the independent area, so that not only can real-time picture acquisition be realized, but also reason analysis of fire playback can be realized.
The utility model provides a pair of in an embodiment, energy storage container fire extinguishing system still includes communication interface, is used for the transmission the inside and outside communication interaction of energy storage container. Set up communication interface, not only can in time transmit the outside with the inside data of energy storage container, can also receive outside control signal. Further, the first control device and the second control device may be disposed outside the energy storage container, and the functions of receiving the sensing signal and controlling may be implemented through the communication interface.
The utility model provides an in an embodiment, first controlling means with second controlling means links to each other with alarm device simultaneously, alarm device is used for the basis first controlling means or second controlling means's drive presents the warning of multiple rank. For example:
the utility model provides a pair of in the embodiment, energy storage container fire extinguishing system still including set up in fire control medicament detection device in the independent area for detect the concentration of the fire control medicament in the independent area at its place. The fire-fighting agent detection device is arranged in each independent area and used for detecting whether the concentration of the fire-fighting agent reaches the expected concentration or not when fire is extinguished, so that the fire extinguishing effect is evaluated. Meanwhile, after fire extinguishment is finished, the concentration of the fire-fighting agent can be evaluated in time, and damage to fire fighters and other workers due to the high-concentration fire-fighting agent is avoided.
The utility model provides a pair of in the embodiment, still provide an energy storage container, be provided with aforementioned energy storage container fire extinguishing systems. The integrated aforementioned energy storage container fire extinguishing systems in energy storage container can promote the fire control security of energy storage container, also can avoid the later stage to install the inconvenience that fire extinguishing systems caused additional.
Fig. 4 is a logic control diagram of the energy storage container fire fighting system according to an embodiment of the present invention, and the following describes the working flow of the fire fighting system with reference to fig. 4 as follows: when the working condition of the energy storage system reaches the condition set in the fire control logic, the control logic therein is not the protection scope of the present invention, and thus is not shown. Fire control controller or EMS control motor, drive wind channel self sealing isolating device closure and subregion fire prevention isolating device fall down, divide into a plurality of independent regions, and this place is seven independent regions with the space in the whole container for effectively prevent lithium cell thermal runaway diffusion. The fire extinguishing device has the advantages that the battery temperature is detected through the BMS (battery management system), the fire detectors in all the areas are detected, the fire occurrence areas are accurately positioned, the fire occurrence position signals are fed back to the fire control controller and the EMS control system, the two sets of control systems control the fire fighting equipment to fight fire in the positioning areas, namely, the fire control agent spraying device is controlled to spray fire control agents, and therefore the purpose of fire extinguishing is achieved. And the progress condition of the fire is monitored through a fire detector or a camera device, and when the condition of secondary reburning occurs, a standby fire-fighting agent spraying device in the corresponding independent area is started to extinguish the fire again. The control device judges that the fire disaster is eliminated according to the control logic of the control device, and then opens the air channel automatic sealing and isolating device and the partition fire-proof and isolating device so as to achieve the purpose of rapidly reducing the concentration of the gas fire-fighting agent.
The control device, such as a fire controller or EMS, can be configured to adopt the control logic design of multi-condition and multi-level alarm, and reduce the false alarm caused by single-condition alarm. And control modes such as intelligent logic or fuzzy control are adopted, so that the aim of improving the intellectualization of the fire-fighting system is fulfilled.
Through the implementation mode, the intelligent fire-fighting function can be realized on the energy storage container, the utility model takes the partition control as the whole thought, and combines the aspects of the container fire-fighting structure design, the air channel automatic sealing isolation device design, the control logic design, the partition multi-time fire-fighting mode design and the like, thereby solving the problems of lower design concentration of heptafluoropropane, weaker fire-fighting performance, large dosage and high cost; the lithium battery is easy to diffuse due to thermal runaway; the secondary reburning of lithium battery fire is easy. The fire-fighting system has the advantages that accurate detection and accurate positioning of fire occurrence points are realized, the using amount of fire-fighting agents is reduced, the agent cost is reduced, the fire-fighting capacity of the fire-fighting system is improved, and the safety of the energy storage system is improved.
The utility model discloses the purpose is to carry out the fire control effectively, improve energy storage system security, reduce fire control medicament cost to the lithium cell conflagration. The utility model discloses a container subregion fire control, put out a fire many times, prevent the diffusion of thermal runaway, make container energy storage system safe and reliable more.
The above describes in detail optional implementation manners of embodiments of the present invention with reference to the accompanying drawings, however, the embodiments of the present invention are not limited to the details in the above implementation manners, and in the technical concept scope of the embodiments of the present invention, it is possible to perform various simple modifications on the technical solutions of the embodiments of the present invention, and these simple modifications all belong to the protection scope of the embodiments of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the embodiments of the present invention do not separately describe various possible combinations.
In addition, various different implementation manners of the embodiments of the present invention can be combined arbitrarily, and as long as it does not violate the idea of the embodiments of the present invention, it should be considered as the disclosure of the embodiments of the present invention.
Claims (10)
1. An energy storage container fire protection system comprising at least one fire isolation device which, in an isolated state, divides the energy storage container into a plurality of independent areas, each of the independent areas comprising at least one fire detection device; its characterized in that, energy storage container fire extinguishing systems still includes:
the air channel sealing and isolating devices are arranged corresponding to the fireproof isolating devices, and each air channel sealing and isolating device independently separates the ventilation air channels of two adjacent independent areas corresponding to the air channel sealing and isolating devices in an isolating state;
the fire-fighting agent spraying devices are arranged in the independent areas, and each fire-fighting agent spraying device is independently opened and is used for spraying fire-fighting agents to the independent area where the fire-fighting agent spraying device is located;
the first control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device; and
the second control device is used for controlling the working states of the fire-proof isolating device, the air channel sealing isolating device and the fire-fighting agent spraying device according to the signal of the fire detection device;
the second control device and the first control device form a master device and a slave device.
2. The energy storage container fire protection system of claim 1, wherein the first control device is a fire control cabinet and the second control device is an energy management system.
3. The energy storage container fire fighting system according to claim 2, wherein said fire detection device comprises one or more of a temperature probe, a smoke detector, a combustible gas detector, a thermal imager, a smart image monitor.
4. The energy storage container fire protection system of claim 1, further comprising a plurality of fire-fighting agent storage devices, each of which is independently openable, the plurality of fire-fighting agent storage devices being connected to the plurality of fire-fighting agent spraying devices by a pipeline.
5. The energy storage container fire fighting system of claim 1, wherein there are at least two of said fire fighting agent sprinklers per said independent area, one of which is active and the other of which is standby.
6. The energy storage container fire fighting system according to claim 1, wherein each of said independent areas includes at least one video monitoring device for obtaining images of the independent area in which it is located.
7. The energy storage container fire protection system of claim 1, further comprising a communication interface for communication data interaction inside and outside the energy storage container.
8. The energy storage container fire fighting system according to claim 1, wherein said first control device and said second control device are simultaneously connected to an alarm device for presenting a plurality of levels of alarm upon actuation of said first control device or said second control device.
9. The energy storage container fire protection system of claim 1, further comprising a fire-fighting agent detection device disposed within the isolated area for detecting the concentration of a fire-fighting agent within the isolated area in which it is located.
10. An energy storage container, characterized in that an energy storage container fire fighting system according to any one of claims 1 to 9 is provided.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020127783.0U CN211751985U (en) | 2020-01-19 | 2020-01-19 | Energy storage container fire extinguishing system and energy storage container |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020127783.0U CN211751985U (en) | 2020-01-19 | 2020-01-19 | Energy storage container fire extinguishing system and energy storage container |
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| CN211751985U true CN211751985U (en) | 2020-10-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812676A (en) * | 2022-04-13 | 2022-07-29 | 芜湖科微智能科技有限公司 | Lithium ion battery safe storage and monitoring device |
| CN115030573A (en) * | 2022-06-27 | 2022-09-09 | 华能澜沧江水电股份有限公司 | Building type large-scale energy storage isolation method and equipment |
-
2020
- 2020-01-19 CN CN202020127783.0U patent/CN211751985U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114812676A (en) * | 2022-04-13 | 2022-07-29 | 芜湖科微智能科技有限公司 | Lithium ion battery safe storage and monitoring device |
| CN115030573A (en) * | 2022-06-27 | 2022-09-09 | 华能澜沧江水电股份有限公司 | Building type large-scale energy storage isolation method and equipment |
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