CN213347536U - Energy storage fire extinguishing system - Google Patents
Energy storage fire extinguishing system Download PDFInfo
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- CN213347536U CN213347536U CN202021669463.4U CN202021669463U CN213347536U CN 213347536 U CN213347536 U CN 213347536U CN 202021669463 U CN202021669463 U CN 202021669463U CN 213347536 U CN213347536 U CN 213347536U
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Abstract
The application discloses energy storage fire extinguishing system includes: the fire extinguishing system comprises a battery cabinet, an air conditioner cabinet, a control cabinet, a multi-region fire detection device, an isolation device and a fire extinguishing device; the multi-zone fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged inside a battery unit in a battery cabinet, and the composite detector is arranged in the battery cabinet; the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top of the battery cabinet or the door of the battery cabinet; air conditioner cabinet, multizone fire detection device, isolating device, extinguishing device are connected with the switch board respectively, have solved current energy storage fire extinguishing system and can't in time survey thermal runaway risk, the speed of putting out a fire is slow, inefficiency makes the unsatisfactory technical problem of fire control effect.
Description
Technical Field
The application relates to the technical field of fire safety, in particular to an energy storage fire-fighting system.
Background
In recent years, the position of a lithium ion battery energy storage system in a power system is more and more important, and the lithium ion battery energy storage system is widely applied to various fields such as a user side, a power grid side, a power generation side, a new energy grid connection and a microgrid. Along with the large-scale application of battery energy storage power stations, the safety performance of an energy storage system draws extensive attention, and lithium ion batteries may generate thermal runaway for self chemical reaction or external influence in the charging and discharging processes, so that the safety of the energy storage power stations is seriously influenced. The fire of the lithium ion battery energy storage power station can be divided into two types: one is an electrically-induced fire; the other type is a fire caused by a battery, the fire safety of the energy storage system needs full-period monitoring and early warning, and the fire safety system can timely warn and intervene fire fighting measures in the bud stage of fire sign occurrence to ensure the overall safety of the energy storage power station. How to guarantee the fire control safety of energy storage power station, the problem that the energy storage trade need solve when guaranteeing the safe operation in energy storage power station urgently.
At present, a fully-submerged heptafluoropropane fire extinguishing system is usually adopted for an energy storage fire extinguishing system, a plurality of fire detectors of different types are arranged for monitoring the operation condition of the energy storage system, when a battery is out of control due to heat, the temperature of a battery body can rise rapidly, and when the detector monitors a fire signal, the battery is damaged seriously; the heptafluoropropane fire extinguishing agent is sprayed after a fire is detected, the whole space is filled with the fire extinguishing agent within a certain time, a fire area and a part without the fire are not effectively isolated, the fire easily spreads, the fire extinguishing agent is sprayed to the whole energy storage system instead of the part with the fire, the fire extinguishing effect is unsatisfactory, and the fire cannot be quickly, efficiently and safely extinguished.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide an energy storage fire extinguishing system for solve current energy storage fire extinguishing system can't in time survey thermal runaway risk, the speed of putting out a fire is slow, inefficiency makes the unsatisfactory technical problem of fire control effect.
In view of this, the present application provides an energy storage fire fighting system, including: the fire extinguishing system comprises a battery cabinet, an air conditioner cabinet, a control cabinet, a multi-region fire detection device, an isolation device and a fire extinguishing device;
the multi-region fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged inside a battery unit in the battery cabinet, and the composite detector is arranged in the battery cabinet;
the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top of the battery cabinet or the cabinet door;
the air conditioner cabinet, the multizone fire detection device, the isolation device and the fire extinguishing device are respectively connected with the control cabinet.
Optionally, the fire extinguishing apparatus comprises: the fire extinguishing agent bottle group and the fire extinguishing agent conveying device;
the fire extinguishing agent conveying device is connected with the fire extinguishing agent bottle group, and the fire extinguishing agent bottle group is connected with an electromagnetic valve.
Optionally, the fire suppressant delivery device comprises: the system comprises a main pipeline, a plurality of branch pipelines connected to the main pipeline, a normally open electric valve and a spray head;
the fire extinguishing agent bottle groups in two adjacent protection units are connected through the main pipeline, wherein one or more battery cabinets are used as one protection unit;
one end of the branch pipeline is connected with the main pipeline through the normally open electric valve, and the other end of the branch pipeline is movably connected with the spray head.
Optionally, the fire extinguishing agent delivery apparatus further comprises: a check valve and a normally closed electric valve;
the main pipeline between the two adjacent protection units is provided with the normally closed electric valve;
the check valve is arranged between the fire extinguishing agent bottle group and the normally closed electric valve and used for preventing the fire extinguishing agent from flowing reversely.
Optionally, a fire-fighting bottle group cabinet for placing the fire-extinguishing agent bottle group is arranged in the protection unit, and each protection unit comprises one or more fire-extinguishing agent bottle groups.
Optionally, the electromagnet and the baffle are both made of high-temperature-resistant fireproof materials.
Optionally, the method further includes: a manual-automatic transfer switch for switching between a manual mode and an automatic mode.
Optionally, the method further includes: and an emergency start-stop button.
Optionally, the method further includes: an emergency power supply.
According to the technical scheme, the embodiment of the application has the following advantages:
an energy storage fire extinguishing system provided in the application includes: the fire extinguishing system comprises a battery cabinet, an air conditioner cabinet, a control cabinet, a multi-region fire detection device, an isolation device and a fire extinguishing device; the multi-zone fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged in a battery unit in the battery cabinet; the composite detector is arranged in the battery cabinet; the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top of the battery cabinet or the door of the battery cabinet; the air-conditioning cabinet, the multi-region fire detection device, the isolation device and the fire extinguishing device are respectively connected with the control cabinet.
According to the energy storage fire fighting system, the area where the thermal runaway battery unit is located is accurately positioned through the battery temperature monitor and the composite detector, the battery temperature monitor is arranged inside the battery unit, the thermal runaway risk can be timely detected, and the battery is prevented from being seriously damaged; when a fire disaster occurs, the control cabinet linkage isolation device carries out physical isolation on the area where the thermal runaway battery unit is located, so that the area where the fire disaster occurs and the area where the fire disaster does not occur are effectively isolated, the fire disaster is prevented from spreading, the fire extinguishing device is started through the control cabinet to extinguish the fire in the isolation area, the fire extinguishing speed and the fire extinguishing efficiency are improved, and the technical problems that the existing energy storage fire fighting system cannot detect the thermal runaway risk in time, the fire extinguishing speed is low, and the fire extinguishing effect is not ideal due to low efficiency are solved.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an energy storage fire fighting system according to an embodiment of the present disclosure;
wherein the reference numerals are:
100. a battery cabinet; 200. an air-conditioning cabinet; 300. a control cabinet; 400. a fire bottle group cabinet; 401. a one-way valve; 402. a normally closed electric valve; 403. a normally open electric valve; 404. a spray head; 405. a branch pipe; 406. a main pipeline; 407. fire extinguishing agent bottle group.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
To facilitate understanding, referring to fig. 1, an embodiment of an energy storage fire protection system is provided herein, comprising:
the system comprises a battery cabinet 100, an air-conditioning cabinet 200, a control cabinet 300, a multi-region fire detection device, an isolation device and a fire extinguishing device;
the multi-zone fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged inside a battery unit in the battery cabinet 100, and the composite detector is arranged in the battery cabinet 100;
the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top or the door of the battery cabinet 100;
the air-conditioning cabinet 200, the multi-region fire detection device, the isolation device and the fire extinguishing device are respectively connected with the control cabinet 300.
It should be noted that a battery unit is arranged in the battery cabinet 100, the battery cabinet 100 can be used as a minimum protection unit, the composite detector in the embodiment of the present application can be a fire detector (temperature, smoke or composite type) of different types, has a fire full-period monitoring function, and can be arranged inside the protection unit to upload fire information to a fire controller in the control cabinet 300; considering the situation that when a fire signal is monitored by a detector, battery damage may be serious, in the embodiment of the application, a plurality of battery temperature monitors are further arranged inside the battery unit, the internal temperature of the battery unit is monitored in real time through the battery temperature monitors, the temperature of the battery unit is uploaded to an energy storage controller in the control cabinet 300 in real time, the battery temperature is monitored in real time through the battery temperature monitors inside the battery unit, the risk of thermal runaway can be detected in time, and battery damage is avoided, wherein the battery temperature monitors can still work normally under the condition of high temperature; in the embodiment of the application, the battery unit state is monitored by the battery temperature monitor and the composite detector together, and the area where the thermal runaway battery unit is located is found out timely and accurately positioned.
The isolating device is used for physically isolating the area where the thermal runaway battery unit is located, and meanwhile, the sealing performance of the protection unit is ensured, each protection unit is provided with the isolating device, the isolating device can adopt the design of a fireproof rolling door, the application scene of the design of the fireproof rolling door is limited, the cost is high, the isolating device in the embodiment of the application comprises an electromagnet, a pull rod and a baffle plate, the isolating device is arranged at the cabinet door or the cabinet top of the battery cabinet 100, wherein the baffle plate is arranged at the cabinet door or the cabinet top of the battery cabinet 100, the electromagnet is arranged near the baffle plate, the electromagnet is connected with one end of the pull rod, and the. When a fire disaster occurs, the fire-fighting controller in the control cabinet 300 is connected with the control power supply of the electromagnet, the iron core in the electromagnet acts, the guide rod acts therewith, the pull rod and the baffle plate fall off, the air inlet/outlet of the cabinet door and the cabinet top are sealed, an isolation area is formed, the fire disaster is effectively prevented from spreading, and the fire extinguishing speed and efficiency are improved. Meanwhile, the fire-fighting controller in the control cabinet 300 communicates with the energy storage controller, and disconnects the power supply of the air-conditioning cabinet 200 and the electrical output interface of the battery system, and stops all the equipment affecting the fire-extinguishing effect. After the preset time period, the fire-fighting controller in the control cabinet 300 starts the fire extinguishing apparatus to extinguish fire in the isolation area, and it should be pointed out that the control cabinet in the embodiment of the present application may include the first control cabinet and the second control cabinet, and the fire-fighting controller and the energy storage controller may be respectively arranged in the first control cabinet and the second control cabinet.
According to the energy storage fire fighting system in the embodiment of the application, the area where the thermal runaway battery unit is located is accurately positioned through the battery temperature monitor and the composite detector, and the battery temperature monitor is arranged inside the battery unit, so that the thermal runaway risk can be timely detected, and the battery is prevented from being seriously damaged; when a fire disaster occurs, the control cabinet linkage isolation device carries out physical isolation on the area where the thermal runaway battery unit is located, so that the area where the fire disaster occurs and the area where the fire disaster does not occur are effectively isolated, the fire disaster is prevented from spreading, the fire extinguishing device is started through the control cabinet to extinguish the fire in the isolation area, the fire extinguishing speed and the fire extinguishing efficiency are improved, and the technical problems that the existing energy storage fire fighting system cannot detect the thermal runaway risk in time, the fire extinguishing speed is low, and the fire extinguishing effect is not ideal due to low efficiency are solved.
For ease of understanding, referring to fig. 1, another embodiment of an energy storage fire protection system is provided herein, comprising:
the system comprises a battery cabinet 100, an air-conditioning cabinet 200, a control cabinet 300, a multi-region fire detection device, an isolation device and a fire extinguishing device;
the multi-zone fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged inside a battery unit in the battery cabinet 100, and the composite detector is arranged in the battery cabinet 100;
the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top or the door of the battery cabinet 100;
the air-conditioning cabinet 200, the multi-region fire detection device, the isolation device and the fire extinguishing device are respectively connected with the control cabinet 300.
As a further improvement, the fire extinguishing apparatus of the energy storage fire fighting system in the embodiment of the present application includes: a fire extinguishing agent bottle group 407 and a fire extinguishing agent delivery device;
the fire extinguishing agent conveying device is connected with a fire extinguishing agent bottle group 407, and the fire extinguishing agent bottle group 407 is connected with an electromagnetic valve.
It should be noted that the fire extinguishing agent bottle group 407 may include a main fire extinguishing agent bottle and a spare fire extinguishing agent bottle, and when a fire occurs, the fire control controller in the control cabinet 300 starts the main fire extinguishing agent bottle in the fire extinguishing agent bottle group 407 through the control solenoid valve, so that the fire extinguishing agent extinguishes the isolated area through the fire extinguishing agent delivery device; after the fire extinguishing agent in the isolation area is sprayed, the battery temperature monitor continues to monitor the temperature of the battery units in the isolation area, and the temperature of the battery units is uploaded to the energy storage controller in the control cabinet 300 in real time, when the energy storage controller monitors that the temperature of the battery units in the isolation area exceeds a temperature threshold or the temperature rise rate exceeds a rate threshold, the energy storage controller in the control cabinet 300 is communicated with the fire-fighting controller, so that the fire-fighting controller starts a standby fire extinguishing agent bottle by controlling an electromagnetic valve of the standby fire extinguishing agent bottle in the fire-extinguishing agent bottle group 407, the fire extinguishing agent extinguishes the isolation area again by the fire extinguishing agent conveying device, and the battery units are effectively prevented from re-burning again.
As a further improvement, the fire extinguishing agent delivery device of the energy storage fire fighting system in the embodiment of the present application includes: a main pipe 406, a plurality of branch pipes 405 connected to the main pipe 406, a normally open electric valve 403 and a spray head 404;
the fire extinguishing agent bottle groups 407 in two adjacent protection units are connected through a main pipe 406, wherein one or more battery cabinets 100 are used as one protection unit;
one end of the branch pipe 405 is connected with the main pipe 406 through a normally open electric valve 403, and the other end is movably connected with the nozzle 404.
As a further improvement, the fire extinguishing agent delivery device of the energy storage fire fighting system in the embodiment of the present application further includes: a check valve 401 and a normally closed electric valve 402;
a normally closed electric valve 402 is arranged on the main pipe 406 between two adjacent protection units;
the check valve 401 is disposed between the fire extinguishing agent bottle group 407 and the normally closed electric valve 402 for preventing the fire extinguishing agent from flowing backward.
It should be noted that one or more battery cabinets 100 may be used as one protection unit, in the embodiment of the present application, two battery cabinets 100 are preferably used as one protection unit, please refer to fig. 1, fire extinguishing agent bottle groups 407 in two adjacent protection units are connected by a main pipe 406, so that the fire extinguishing agent bottle groups 407 in two adjacent protection units are mutually standby, and multiple fire extinguishment is realized; in the embodiment of the application, two adjacent protection units preferably adopt a set of fire extinguishing agent conveying device, or a plurality of adjacent protection units adopt a set of fire extinguishing agent conveying device, and the fire extinguishing agents of the adjacent protection units are mutually standby, so that the redundant configuration of the fire extinguishing agents can be effectively avoided, and the investment cost is reduced on the premise of ensuring the fire extinguishing effect; the two ends of the main pipeline 406 are respectively connected with the fire extinguishing agent bottle groups 407 in the two adjacent protection units, the main pipeline 406 between the two protection units is connected through the normally closed electric valve 402 through the branch pipeline 405 and the spray head 404 deep into the protection units, the branch pipeline 405 is controlled through the normally open electric valve 403, and the fire extinguishing agent bottle groups 407 are provided with one-way valves 401, so that the reverse flow of the fire extinguishing agent can be prevented. The branch pipe can be provided with a plurality of nozzles 404 for extinguishing fire, and the fire extinguishing agent is directly acted on the isolated area through the main pipe 406, the branch pipe 405 and the nozzles 404, so that the effect of quickly extinguishing fire is achieved. The energy storage controller in the control cabinet 300 ensures the correct spraying of the fire extinguishing agent by controlling the normally open electric valve 403 and the normally closed electric valve 402, and different conveying pipelines can be selected to realize the spraying of the fire extinguishing agent of different protection units, the fire extinguishing agent conveying device has high processing speed on the area where the thermal runaway battery unit is located, the requirement on the integrity of the pipeline is not high, and the disassembly, the assembly and the replacement of parts are convenient.
As a further improvement, a fire bottle group cabinet 400 for placing fire extinguishing agent bottle groups 407 is arranged in the protection unit of the energy storage fire fighting system in the embodiment of the present application, and each protection unit includes one or more fire extinguishing agent bottle groups 407.
It should be noted that, in order to reduce the laying length of the fire-fighting pipeline, reduce the pipeline loss during the fire-fighting action, and improve the spraying efficiency of the fire-fighting agent after the fire-fighting action, the bottle group prevention cabinet 400 for placing the fire-fighting agent bottle group 407 may be disposed nearby in each protection unit, each protection unit may be disposed with one or more fire-fighting agent bottle groups according to the actual situation, wherein the fire-fighting agent bottle group 407 of the energy storage fire-fighting system may be a heptafluoropropane fire-fighting agent bottle group.
As a further improvement, the materials of the electromagnet and the baffle of the energy storage fire fighting system in the embodiment of the application are both high-temperature-resistant fireproof materials.
As a further improvement, the energy storage fire fighting system in the embodiment of the present application further includes: a manual-automatic transfer switch for switching between a manual mode and an automatic mode.
As a further improvement, the energy storage fire fighting system in the embodiment of the present application further includes: and an emergency start-stop button.
The energy storage fire fighting system further comprises a manual-automatic change-over switch and an emergency start-stop button, wherein the manual-automatic change-over switch is used for switching between an automatic mode and a manual mode; in the automatic mode, when a fire disaster is detected, the fire extinguishing agent bottle group is automatically started; in the manual mode, when a fire disaster is monitored, the fire-fighting controller controls the audible and visual alarm to give an alarm, and the fire extinguishing agent bottle group is not automatically started. The emergency start-stop button comprises an emergency start button and an emergency stop button, the emergency start button is pressed no matter what state the fire-fighting system is in, the energy storage fire-fighting system starts the audible and visual alarm and the gas injection indicator lamp, the time delay is 30s, the fire extinguishing agent bottle group is started to extinguish a fire, the emergency stop button is pressed at the moment, the system cannot start the fire extinguishing agent bottle group, and the audible and visual alarm and the gas injection indicator lamp are turned off.
As a further improvement, the energy storage fire fighting system in the embodiment of the present application further includes: an emergency power supply.
It should be noted that, when a fire is detected, the control cabinet 300 disconnects the power supply of the air conditioning cabinet 200 and the electrical output interface of the battery system, and an emergency power supply is reserved, and the energy storage fire protection system in the embodiment of the present application may be equipped with a UPS as a backup.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (9)
1. An energy storage fire fighting system, comprising: the fire extinguishing system comprises a battery cabinet, an air conditioner cabinet, a control cabinet, a multi-region fire detection device, an isolation device and a fire extinguishing device;
the multi-region fire detection device comprises a battery temperature monitor and a composite detector, wherein the battery temperature monitor is arranged inside a battery unit in the battery cabinet, and the composite detector is arranged in the battery cabinet;
the isolating device comprises an electromagnet, a pull rod and a baffle plate, the electromagnet is connected with one end of the pull rod, the other end of the pull rod is connected with the baffle plate, and the baffle plate is arranged at the top of the battery cabinet or the cabinet door;
the air conditioner cabinet, the multizone fire detection device, the isolation device and the fire extinguishing device are respectively connected with the control cabinet.
2. The energy storing fire fighting system of claim 1, wherein the fire suppression device comprises: the fire extinguishing agent bottle group and the fire extinguishing agent conveying device;
the fire extinguishing agent conveying device is connected with the fire extinguishing agent bottle group, and the fire extinguishing agent bottle group is connected with an electromagnetic valve.
3. The energy-storing fire-fighting system of claim 2, wherein the fire suppressant delivery device comprises: the system comprises a main pipeline, a plurality of branch pipelines connected to the main pipeline, a normally open electric valve and a spray head;
the fire extinguishing agent bottle groups in two adjacent protection units are connected through the main pipeline, wherein one or more battery cabinets are used as one protection unit;
one end of the branch pipeline is connected with the main pipeline through the normally open electric valve, and the other end of the branch pipeline is movably connected with the spray head.
4. The energy-storing fire-fighting system of claim 3, wherein the fire suppressant delivery device further comprises: a check valve and a normally closed electric valve;
the main pipeline between the two adjacent protection units is provided with the normally closed electric valve;
the check valve is arranged between the fire extinguishing agent bottle group and the normally closed electric valve and used for preventing the fire extinguishing agent from flowing reversely.
5. The energy storage fire fighting system according to claim 3, wherein a fire extinguishing bottle group cabinet for placing the fire extinguishing agent bottle groups is provided in the protection units, and each protection unit comprises one or more fire extinguishing agent bottle groups.
6. The energy storage fire fighting system according to claim 1, wherein the electromagnet and the baffle are both made of a high temperature resistant fire-proof material.
7. The energy storage fire fighting system of claim 1, further comprising: a manual-automatic transfer switch for switching between a manual mode and an automatic mode.
8. The energy storage fire fighting system of claim 7, further comprising: and an emergency start-stop button.
9. The energy storage fire fighting system of claim 1, further comprising: an emergency power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021669463.4U CN213347536U (en) | 2020-08-12 | 2020-08-12 | Energy storage fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021669463.4U CN213347536U (en) | 2020-08-12 | 2020-08-12 | Energy storage fire extinguishing system |
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| Publication Number | Publication Date |
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| CN213347536U true CN213347536U (en) | 2021-06-04 |
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| CN202021669463.4U Active CN213347536U (en) | 2020-08-12 | 2020-08-12 | Energy storage fire extinguishing system |
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| CN (1) | CN213347536U (en) |
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2020
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Address after: 510000 room 208, 100 Dongxing Road, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee after: SOUTHERN POWER GRID PEAK LOAD AND FREQUENCY REGULATION POWER GENERATION Co.,Ltd. Patentee after: China Southern power grid peak shaving and frequency modulation (Guangdong) energy storage technology Co.,Ltd. Patentee after: Peak frequency modulation energy storage (Guangzhou) Technology Co.,Ltd. Patentee after: Beijing Haibo Sichuang Technology Co.,Ltd. Patentee after: SHENZHEN STORAGE GENERATING Co.,Ltd. Address before: 510000 room 208, 100 Dongxing Road, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee before: SOUTHERN POWER GRID PEAK LOAD AND FREQUENCY REGULATION POWER GENERATION Co.,Ltd. Patentee before: Guangzhou peak frequency modulation technology development Co.,Ltd. Patentee before: Peak frequency modulation energy storage (Guangzhou) Technology Co.,Ltd. Patentee before: Beijing Haibo Sichuang Technology Co.,Ltd. Patentee before: SHENZHEN STORAGE GENERATING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |