CN212662497U - Fire early warning and fire control joint control system of charging and replacing power station - Google Patents
Fire early warning and fire control joint control system of charging and replacing power station Download PDFInfo
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- CN212662497U CN212662497U CN202021740089.2U CN202021740089U CN212662497U CN 212662497 U CN212662497 U CN 212662497U CN 202021740089 U CN202021740089 U CN 202021740089U CN 212662497 U CN212662497 U CN 212662497U
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Abstract
The utility model relates to a fire early warning and fire control joint control system of a charging and replacing station, belonging to the technical field of fire early warning and fire control joint control system of the charging and replacing station; the technical problem to be solved is as follows: the improvement of the fire early warning and fire control joint control system hardware structure of the charging and replacing station is provided; the technical scheme for solving the technical problems is as follows: the fire behavior monitoring and early warning system comprises a monitoring device, an early warning device and a fire fighting device, wherein the monitoring device is arranged inside and outside a charging and replacing station and is used for monitoring and analyzing and processing fire behavior information of the charging and replacing station; the master controller controls the fire fighting device to make corresponding action on the battery generating fire; the utility model discloses be applied to and fill and trade the power station.
Description
Technical Field
The utility model relates to a fill condition of a fire early warning and fire control joint control system who trades power station belongs to and fills condition of a fire early warning and fire control joint control system technical field who trades the power station.
Background
The electric vehicle has short endurance mileage and long charging time, and is a main technical disadvantage restricting market expansion at present. The battery replacement technology is characterized in that a fully charged battery is used for replacing a feed battery, automatic battery replacement operation is adopted, battery replacement is completed in about 3 minutes, and the problem that the electric vehicle consumes time during charging is solved.
The charging and replacing station integrates battery charging and replacing, and one station at least stores dozens of standby batteries. In view of the frequent occurrence of the electric vehicle accidents caused by the ignition of the battery at present, the safety control of the battery of the charging and replacing station is a key for popularizing the electric vehicle replacing technology, so a fire early warning-fire fighting joint control system capable of realizing the charging and replacing station is urgently needed to improve the safety in the station.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome not enough that exists among the prior art, the technical problem that will solve is: the improvement of the fire early warning and fire control joint control system hardware structure of the charging and replacing power station is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: a fire early warning and fire fighting joint control system of a charging and replacing station comprises a monitoring device, an early warning device and a fire fighting device, wherein the monitoring device is arranged inside and outside the charging and replacing station and used for monitoring, analyzing and processing fire information of the charging and replacing station;
and the master controller controls the fire-fighting device to make corresponding action on the battery generating the fire.
The early warning device comprises a smoke sensor and a first thermal infrared imager, the smoke sensor and the first thermal infrared imager are arranged in the charging and replacing station and used for collecting external fire information of the battery, and the smoke sensor and the first thermal infrared imager are connected with the master controller through wires respectively.
The fire fighting device comprises a fire fighting device and a fire fighting cabinet, the fire fighting device is arranged inside the charging and replacing station, and the fire fighting cabinet is arranged outside the charging and replacing station and used for placing and cooling the dangerous batteries;
the inside of fire control cabinet is provided with pond and the thermal infrared imager of second, the surface in pond is provided with the water pipe switch, the thermal infrared imager of second link to each other with total controller through the wire respectively.
The charging and replacing power station is characterized in that an alarm device is further arranged inside the charging and replacing power station, the alarm device is arranged to alarm the battery and the fire state in the charging and replacing power station, and the action of the alarm device is controlled through a master controller.
The fire extinguishing device is linked with the early warning device, when the master controller analyzes and judges that the relevant parameter information of a certain fire situation exceeds a set safety threshold, fire extinguishing measures are started, and the fire extinguishing measures comprise starting an alarm device, cutting off an external power supply of a battery, transferring a fault battery into an off-station fire-fighting cabinet and starting a corresponding fire extinguishing device.
The charging and replacing station is internally provided with a battery transfer rack and an automatic battery carrying robot, and the automatic battery carrying robot is used for carrying the battery;
the outside of the charging and replacing station is also provided with a replacing mechanism, and sliding rails are arranged between the replacing mechanism and the charging and replacing station and between the fire-fighting cabinet and the charging and replacing station.
The monitoring device comprises an in-station monitoring platform and a remote monitoring platform, wherein the in-station monitoring platform is used for displaying fire information in the station, and the fire extinguishing device is triggered to start or extinguishes fire by manpower;
the in-station monitoring platform is connected with the master controller through a wire;
the remote monitoring platform is used for remotely monitoring the fire information and is in wireless connection with the master controller through a wireless network.
The alarm device comprises an audible and visual alarm, and the audible and visual alarm is connected with the master controller through a wire.
The master controller is also connected with a master controller of the battery management system BMS through a wire and is used for transmitting battery information in the battery to the master controller to judge the fire.
The utility model discloses beneficial effect for prior art possesses does: the utility model provides a fill condition of a fire early warning and fire control joint control system of trading power station sets up smoke transducer, first thermal infrared imager through the charging outside the battery and deposit the district, can uninterruptedly monitor the battery inside and outside with the closely relevant parameter of condition of a fire, have the automatic joint control function of warning-fire control, improved monitoring efficiency; the thermal infrared imager is adopted to realize all-dimensional temperature acquisition in the station through 360-degree monitoring; set up the extinguishing device with the linkage of condition of a fire sensor in the station, when detecting that a certain parameter surpasss its safe threshold value, start the measure of putting out a fire, including sending audible and visual alarm, cutting off all battery external power sources rapidly, shift the trouble battery to the station outside in the fire control cabinet, start corresponding extinguishing device, the response is quick in time, has greatly improved the control and the fire control treatment efficiency to filling the inside condition of a fire of trading power station.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the circuit structure of the present invention;
fig. 3 is a flowchart of the control method of the present invention.
In the figure: the system comprises a charging and replacing station 1, a battery charging frame 2, a battery transfer frame 3, a battery 4, a smoke sensor 5, a first thermal infrared imager 6, a fire extinguishing device 7, a master controller 8, an automatic battery handling robot 9, a slide rail 10, a fire-fighting cabinet 11, a water pool 12, an in-station monitoring platform 13, a wireless network 14, a remote monitoring platform 15, a battery replacing mechanism 16, a second thermal infrared imager 17, an audible and visual alarm 18 and a water pipe switch 121.
Detailed Description
As shown in fig. 1 to 3, the utility model relates to a fire early warning and fire control joint control system of charging and replacing power station, including monitoring device, early warning device and fire control unit, monitoring device sets up inside and outside charging and replacing power station 1 for monitor and analysis process to the fire information of charging and replacing power station 1, the inside of charging and replacing power station 1 is provided with a plurality of batteries 4, batteries 4 place on battery charging rack 2, the outside of batteries 4 is provided with early warning device, early warning device can gather the inside and outside state information of batteries 4 and send the information of gathering to master controller 8 and carry out the fire relevant parameter information judgement of batteries 4;
the master controller 8 controls the fire fighting device to make corresponding action on the battery 4 in fire.
The early warning device comprises a smoke sensor 5 and a first thermal infrared imager 6, wherein the smoke sensor 5 and the first thermal infrared imager 6 are arranged in the charging and replacing station 1 and used for collecting external fire information of the battery 4, and the smoke sensor 5 and the first thermal infrared imager 6 are respectively connected with a master controller 8 through leads.
The fire fighting device comprises a fire fighting device 7 and a fire fighting cabinet 11, the fire fighting device 7 is arranged inside the charging and replacing station 1, and the fire fighting cabinet 11 is arranged outside the charging and replacing station 1 and used for placing and cooling the dangerous batteries;
the inside of fire control cabinet 11 is provided with pond 12 and the thermal infrared imager 17 of second, the surface in pond 12 is provided with water pipe switch 121, the thermal infrared imager 17 of second link to each other with total controller 8 through the wire respectively.
The charging and replacing power station 1 is also internally provided with an alarm device which is arranged to alarm the battery 4 and the fire state in the charging and replacing power station 1, and the action of the alarm device is controlled by a master controller 8.
Extinguishing device 7 links with the early warning device, when total controller 8 analysis was judged a certain condition of a fire relevant parameter information and is surpassed the safe threshold value of settlement, started the measure of putting out a fire, the measure of putting out a fire is including starting alarm device, cutting off battery 4's external power supply, in transferring to the outer fire control cabinet 11 of station trouble battery, start corresponding extinguishing device 7.
The charging and replacing station 1 is also internally provided with a battery transfer rack 3 and an automatic battery carrying robot 9, and the automatic battery carrying robot 9 is used for carrying batteries;
the charging and replacing power station 1 is also provided with a power replacing mechanism 16 outside, and sliding rails 10 are arranged between the power replacing mechanism 16 and the charging and replacing power station 1 and between the fire fighting cabinet 11 and the charging and replacing power station 1.
The monitoring device comprises an in-station monitoring platform 13 and a remote monitoring platform 15, wherein the in-station monitoring platform 13 is used for displaying fire information in the station, and the fire extinguishing device 7 is triggered to start or extinguishes fire by manpower;
the in-station monitoring platform 13 is connected with the master controller 8 through a wire;
the remote monitoring platform 15 is used for remotely monitoring fire information, and the remote monitoring platform 15 is in wireless connection with the master controller 8 through a wireless network 14.
The alarm device comprises an audible and visual alarm 18, and the audible and visual alarm 18 is connected with the master controller 8 through a wire.
The master controller 8 is also connected with a master controller of the battery management system BMS through a lead and is used for transmitting the battery information in the battery 4 to the master controller 8 to judge the fire.
A fire early warning and fire control joint control method for a charging and replacing power station comprises the following steps:
the method comprises the following steps: the smoke sensor 5 and the first thermal infrared imager 6 are controlled to collect fire information outside the battery 4 and send the collected fire information to the master controller 8, and the master controller of the battery management system BMS sends physical quantity data inside the battery 4 to the master controller 8;
step two: the master controller 8 analyzes and judges whether each physical quantity data of the battery 4 is normal or not, and simultaneously judges whether fire information is in a set threshold range or not, wherein the physical quantity data comprises single cell voltage, single cell pressure difference, single cell temperature change rate, total battery capacity SOC and battery insulation value, the fire information comprises smoke concentration and environment temperature, the abnormal range of the smoke concentration is that the smoke concentration is not less than 0.1mg/m3, and the abnormal range of the environment temperature is that the environment temperature is not less than 68 ℃;
step three: the master controller 8 correspondingly controls the analysis and judgment results, and when the internal and external fire information of the battery 4 is within the range of the set corresponding threshold, the charging and replacing power station 1 normally operates;
when any parameter value of the internal and external fire information of the battery 4 exceeds a set threshold range and is abnormal, turning to the fourth step;
step four: when the abnormal data is abnormal data of a single cell in the battery 4, or when the smoke concentration data is abnormal or the environmental temperature data is abnormal, the general controller 8 executes a general fire-fighting instruction, wherein the general fire-fighting instruction comprises: starting an alarm device, an audible and visual alarm and a smoke alarm, sending abnormal data information to the in-station monitoring platform 13 and the remote monitoring platform 15, and cutting off the external power supply of all batteries;
step five: the master controller 8 judges the position of the abnormal point and controls the corresponding device to execute the corresponding fire-fighting operation; the judgment condition is as follows: when the interior of the battery 4 is abnormal, the automatic battery carrying robot 9 quickly transfers the abnormal battery to the fire-fighting cabinet 11, starts the water pipe switch 121 of the water pool 12 to open a water pipe until the temperature of the battery is reduced to the ambient temperature, closes the water pipe switch 121, and continuously monitors and observes the external information of the battery for 24 hours through the second thermal infrared imager 17 to ensure that the internal temperature of the battery is not abnormal;
when an abnormality occurs outside the battery, the fire extinguishing device 7 in the station is activated, and the battery at the dangerous point is quickly transferred to a safe place.
The utility model provides a fire early warning and fire control joint control system of charging and replacing power station, which is characterized in that sensors are arranged inside the power battery and the charging and replacing power station 1, and the important information inside and outside the battery 4 is monitored in real time; a master controller 8 is arranged in the charging and replacing station 1, and the fire hazard index is comprehensively judged by receiving the sensor information inside and outside the battery 4; a fire-fighting cabinet 11 is arranged outside the charging and replacing station 1 and is used for placing dangerous batteries, cooling and extinguishing fire; when the master controller 8 judges that the fire parameters in the battery 4 exceed the safety threshold, the fault battery is quickly transferred into the off-station fire-fighting cabinet 11, and then corresponding cooling and fire-extinguishing work is started; when the master controller 8 judges that the external monitoring parameters of the battery 4 exceed the safety threshold, the in-station fire extinguishing device 7 is immediately started; the master controller 8 can send the fire alarm information in the station to the remote monitoring platform 15 to realize remote monitoring.
The utility model discloses a fill condition of a fire early warning and fire control joint control system who trades power station, including filling and trade power station 1, battery charging frame 2, revolving rack 3 in the battery, battery 4, smoke transducer 5, first thermal infrared imager 6, extinguishing device 7, total controller 8, battery automatic handling robot 9, slide rail 10, fire control cabinet 11, pond 12, the interior monitor platform 13 of station, wireless network 14, long-range total monitor platform 15, trade electric mechanism 16, the thermal infrared imager 17 of second, audible-visual annunciator 18 and water pipe switch 121.
Firstly, the automatic battery conveying robot 9 is arranged in the charging and replacing station 1 to finish the conveying work of the batteries, including conveying the power feeding batteries disassembled from the automobile to the battery charging rack 2 from the replacing mechanism 16, conveying the fully charged batteries 4 to the battery transfer rack 3 from the battery charging rack 2, conveying the batteries to the replacing mechanism 16 from the battery transfer rack 3, conveying the abnormal batteries to the fire extinguishing cabinet 11 and the like.
Set up total controller 8 in the station, smoke transducer 5, first thermal infrared imager 6, extinguishing device 7, set up fire-fighting cabinet 11 outside the station, total controller 8 receives the main control unit of battery management system BMS, smoke transducer 5, the output information of first thermal infrared imager 6, when detecting battery parameter (temperature, single cell voltage, the insulation value, total voltage, the temperature rise, the pressure drop etc.), the interior temperature of station, when smog concentration is unusual, at first trigger audible-visual annunciator 18, send unusual information to monitor platform 13 and long-range total monitor platform 15 in the station, cut off all battery 4 peripheral power. If the master controller 8 judges that the abnormal point is positioned in the battery, the abnormal battery 4 is immediately transported to the fire-fighting cabinet 11, and meanwhile, each detection parameter in the transfer process of the abnormal battery 4 is tracked to judge whether the fire extinguishing device 7 is started or not; if the master controller 8 judges that the abnormal point is outside the battery, the fire extinguishing device 7 is started, and meanwhile, the battery around the abnormal point is moved far away from the abnormal point.
The station is internally provided with an alarm 18 and a station safety monitoring platform 13, when abnormity occurs, except for automatic elimination of danger, the danger degree can be judged by manual assistance, and the fire extinguishing device 7 is triggered manually or fire extinguishment is assisted manually when necessary.
And a fire extinguishing cabinet 11 is arranged outside the station and used for placing and cooling abnormal batteries and extinguishing fire. Set up second thermal infrared imager 17, pond 12 in the fire extinguishing cabinet 11, pond 12 has flowable water source, and the battery can be soaked in the depth of water, can cool down the processing to unusual battery, reaches ambient temperature until the inside temperature of battery.
The remote monitoring platform 15 and the master monitoring platform are arranged outside the stations, the master monitoring platform monitors information of the charging and replacing stations 1, external fire extinguishing assistance is invoked when necessary, and safety of the charging and replacing stations 1 is further guaranteed.
First thermal infrared imager 6, the inside all-round temperature monitoring of power station 1 and fire control cabinet 11 is traded to the realization of all adopting 360 monitoring methods of second thermal infrared imager 17, has improved condition of a fire detection efficiency.
The work flow of the utility model is shown in figure 3. 1) And the master controller 8 receives monitoring information of the battery management system BMS master controller, the smoke sensor 5 and the first thermal infrared imager 6. 2) The master controller 8 judges whether each physical quantity is normal (cell voltage, cell differential pressure, cell temperature change rate, total battery capacity SOC, battery insulation value, smoke concentration, and ambient temperature), and if all are within the corresponding threshold range, the charging and replacing station 1 operates normally. 3) If any parameter value is abnormal, the abnormal data uploaded by the main controller of the BMS system of the battery management system (such as the voltage of a single cell of a certain brand is lower than 2.8V or higher than 4.2V, the differential pressure of the single cell is more than 500mV, the temperature of the single cell is more than 65 ℃, the temperature difference of the single cell is more than 15 ℃, and the SOC is more than or equal to100 percent, the battery insulation value is less than 200k omega, the setting of the fault threshold values is specifically provided by a battery supplier), and the collected data of the smoke sensor is abnormal (the smoke concentration is more than or equal to 0.1mg/m3) The thermal infrared imager acquires abnormal data (the ambient temperature is more than or equal to 68 ℃), and the master controller 8 executes a master fire-fighting instruction, which comprises the following steps: firstly, the audible and visual alarm 18 is started, secondly, abnormal information is sent to the in-station monitoring platform 13 and the remote master monitoring platform 15, and thirdly, the external power supply of all the batteries 4 is cut off. 4) The master controller 8 judges the position of the abnormal point and executes corresponding fire-fighting operation: firstly, if the interior of the battery is abnormal, the automatic battery carrying robot 9 quickly transfers the abnormal battery to the fire-fighting cabinet 11, opens the water pipe switch 121 until the temperature of the battery 4 is reduced to the ambient temperature, closes the water pipe switch 121, and continuously observes for 24 hours to ensure that the temperature in the battery 4 is not abnormal; and secondly, if the outside of the battery is abnormal, triggering the in-station fire extinguishing device 7 and quickly transferring the battery 4 at the dangerous point to a safe place.
Electric motor car battery is on fire because of lacking safety monitoring, condition of a fire early warning and linkage function of putting out a fire more, the utility model discloses remove and utilize original safety monitoring of battery 4 and BMS system, increase the outside smog concentration control, the thermal infrared appearance imaging monitoring of charging and depositing the region of battery 4, can uninterruptedly monitor in the battery, outside and the condition of a fire closely related parameter.
The station is internally provided with a fire extinguishing device 7 linked with fire information, and when a certain parameter is detected to exceed the safety threshold value, fire extinguishing measures are started, including the steps of sending an audible and visual alarm by an audible and visual alarm 18, quickly cutting off the external power supply of all batteries, transferring the failed battery into a fire-fighting cabinet 11 outside the station and starting the corresponding fire extinguishing device 7.
Set up battery automatic handling robot 9 in the station, improve and fill and trade power station automation degree, reduce manual work, avoid the casualties of battery conflagration to personnel.
The station is externally provided with a fire-extinguishing cabinet 11 for placing fault dangerous batteries and preventing the abnormal batteries 4 from spreading fire, and the fire-extinguishing cabinet 11 is internally provided with a second thermal infrared imager 17 and a water tank 12 for monitoring the state of the fault batteries and cooling to prevent the fire from expanding.
The station monitoring platform 13 and the remote main monitoring platform 15 can know information in the station in real time, and increase manual intervention to extinguish fire if necessary, so that expansion of danger is avoided.
About the utility model discloses what the concrete structure need explain, the utility model discloses a each part module connection relation each other is definite, realizable, except that the special explanation in the embodiment, its specific connection relation can bring corresponding technological effect to based on do not rely on under the prerequisite of corresponding software program execution, solve the utility model provides a technical problem, the utility model provides a model, the connection mode of parts, module, specific components and parts that appear all belong to the prior art such as the published patent that technical staff can acquire before the application day, published journal paper, or common general knowledge, need not to describe in detail for the technical scheme that the present case provided is clear, complete, realizable, and can be according to this technical means or obtain corresponding entity product.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a fill condition of a fire early warning and fire control joint control system who trades power station, includes monitoring device, early warning device and fire control unit, its characterized in that: the monitoring devices are arranged inside and outside the charging and replacing station (1) and used for monitoring and analyzing fire information of the charging and replacing station (1), a plurality of batteries (4) are arranged inside the charging and replacing station (1), the batteries (4) are placed on the battery charging rack (2), an early warning device is arranged outside the batteries (4), and the early warning device can collect internal and external state information of the batteries (4) and send the collected information to the master controller (8) to judge fire related parameter information of the batteries (4);
and the master controller (8) controls the fire-fighting device to perform corresponding actions on the battery (4) in fire.
2. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 1, wherein: the early warning device comprises a smoke sensor (5) and a first thermal infrared imager (6), wherein the smoke sensor (5) and the first thermal infrared imager (6) are arranged inside the charging and replacing station (1) and used for collecting external fire information of the battery (4), and the smoke sensor (5) and the first thermal infrared imager (6) are respectively connected with a master controller (8) through leads.
3. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 2, wherein: the fire fighting device comprises a fire fighting device (7) and a fire fighting cabinet (11), the fire fighting device (7) is arranged inside the charging and replacing station (1), and the fire fighting cabinet (11) is arranged outside the charging and replacing station (1) and used for placing and cooling the dangerous batteries;
the inside of fire control cabinet (11) is provided with pond (12) and thermal infrared imager of second (17), the surface in pond (12) is provided with water pipe switch (121), thermal infrared imager of second (17) link to each other with total controller (8) through the wire respectively.
4. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 3, wherein: the charging and replacing power station is characterized in that an alarm device is further arranged inside the charging and replacing power station (1), the alarm device is arranged to alarm the battery (4) and the fire state in the charging and replacing power station (1), and the action of the alarm device is controlled through a master controller (8).
5. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 4, wherein: extinguishing device (7) and early warning device linkage, when master controller (8) analysis was judged a certain condition of a fire relevant parameter information and is surpassed the safety threshold who sets for, start the measure of putting out a fire, put out a fire the measure including start alarm device, cut off the external power supply of battery (4), shift the trouble battery to the outer fire control cabinet (11) of station in, start corresponding extinguishing device (7).
6. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 5, wherein: a battery transfer rack (3) and an automatic battery carrying robot (9) are further arranged inside the charging and replacing station (1), and the automatic battery carrying robot (9) is used for carrying batteries;
the charging and replacing power station (1) is also provided with a replacing mechanism (16) outside, and sliding rails (10) are arranged between the replacing mechanism (16) and the charging and replacing power station (1) and between the fire-fighting cabinet (11) and the charging and replacing power station (1).
7. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 6, wherein: the monitoring device comprises an in-station monitoring platform (13) and a remote monitoring platform (15), wherein the in-station monitoring platform (13) is used for displaying fire information in the station, and the fire extinguishing device (7) is triggered to start or extinguishes fire by manual assistance;
the in-station monitoring platform (13) is connected with the master controller (8) through a lead;
the remote monitoring platform (15) is used for remotely monitoring fire information, and the remote monitoring platform (15) is in wireless connection with the master controller (8) through a wireless network (14).
8. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 7, wherein: the alarm device comprises an audible and visual alarm (18), and the audible and visual alarm (18) is connected with the master controller (8) through a wire.
9. The fire early warning and fire fighting joint control system for the charging and replacing power station as claimed in claim 8, wherein: the master controller (8) is also connected with a master controller of the battery management system BMS through a lead and used for transmitting battery information in the battery (4) to the master controller (8) to judge the fire.
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| CN202021740089.2U CN212662497U (en) | 2020-08-19 | 2020-08-19 | Fire early warning and fire control joint control system of charging and replacing power station |
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| CN202021740089.2U CN212662497U (en) | 2020-08-19 | 2020-08-19 | Fire early warning and fire control joint control system of charging and replacing power station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115581873A (en) * | 2022-10-20 | 2023-01-10 | 江阴帕沃特起重机械有限公司 | Intelligent fire-fighting system for power conversion station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115581873A (en) * | 2022-10-20 | 2023-01-10 | 江阴帕沃特起重机械有限公司 | Intelligent fire-fighting system for power conversion station |
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