CN111870841A - Power conversion station system and fire control method thereof - Google Patents
Power conversion station system and fire control method thereof Download PDFInfo
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- CN111870841A CN111870841A CN202010699850.0A CN202010699850A CN111870841A CN 111870841 A CN111870841 A CN 111870841A CN 202010699850 A CN202010699850 A CN 202010699850A CN 111870841 A CN111870841 A CN 111870841A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Business, Economics & Management (AREA)
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- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Fire Alarms (AREA)
Abstract
The invention relates to the technical field of fire fighting of a power changing station, in particular to a power changing station system and a fire fighting control method thereof, wherein the system comprises a central controller, a power changing room provided with fire extinguishing equipment and/or a detector, a battery cabin, a charging room, a battery fire box, power changing equipment and a fire fighting centralized controller; temperature monitoring devices are arranged in the battery replacement room, the battery cabin and the charging room, the central controller is respectively connected with the temperature monitoring devices and the fire-fighting centralized controller, and the fire-fighting centralized controller is respectively connected with the fire-extinguishing equipment and the detector; the battery replacement equipment is connected with the central controller. When the batteries in the unattended power conversion station are out of control due to heat, the power conversion equipment is controlled to transport the power batteries out of control due to heat to the battery fire box for fire-fighting treatment, the smoke temperature values in all the cabins are automatically monitored, and when the smoke temperature is monitored to be abnormal, the fire-fighting equipment is automatically started for fire-fighting treatment, so that the influence on other power batteries is avoided, and the potential safety hazard is reduced.
Description
Technical Field
The invention relates to the technical field of power station replacement fire fighting, in particular to a power station replacement system and a fire fighting control method thereof.
Background
At present, the mode for providing energy compensation for electric automobiles by various automobile manufacturers mainly comprises a charging mode and a battery replacement mode. Compared with a charging mode, the battery replacement can finish energy supply in a very short time, and the service life of the battery of the electric automobile is not influenced. The battery is generally replaced in a dedicated electric vehicle power exchange station. The battery replacement station generally includes an energy storage unit for supplying electric energy to the battery, and a stacker system, a conveyor system, etc. for transferring the battery. A certain number of power batteries are stored in the battery compartment, the power batteries have certain potential safety hazards (such as thermal runaway), and if emergency treatment measures are not taken in a short time, huge property loss can be caused to the whole power station and surrounding buildings, and even the life safety of nearby personnel is endangered. The battery replacement station is also provided with a charging chamber for storing a charger. And a battery replacement channel for replacing the battery of the electric automobile, wherein fire-fighting hidden dangers exist in the spaces.
At present, it is all on duty to trade power station generally, and after taking place battery thermal runaway, generally through on-the-spot fortune dimension personnel carry the isolation outside the station with unusual battery, if the condition of a fire appears in the station, generally through manual fire extinguisher carry out manual fire extinguishing. This kind of mode can not carry out effectual fire control to the power station that trades of unmanned on duty.
Disclosure of Invention
The invention aims to solve the technical problem that when batteries in an unattended power exchanging station are out of control thermally or open fire occurs, the batteries out of control thermally and the open fire cannot be treated in time, and potential safety hazards are easily increased.
In order to solve the technical problem, the invention discloses a power exchanging station system which comprises a central controller, a power exchanging chamber, a battery cabin, a charging chamber, a battery fire box, power exchanging equipment and a fire-fighting centralized controller, wherein the central controller is connected with the power exchanging chamber;
fire extinguishing equipment and/or detectors are arranged in the battery replacing room, the battery bin, the charging room and the battery fire box, temperature monitoring devices are arranged in the battery replacing room, the battery bin and the charging room, the central controller is respectively connected with the temperature monitoring devices and the fire-fighting centralized controller, and the fire-fighting centralized controller is respectively connected with the fire extinguishing equipment and the detectors;
the battery replacing device is connected with the central controller and used for transporting the power battery in the battery compartment to the battery replacing chamber to complete battery replacement, or transporting the power battery out of thermal control in the battery replacing chamber, the battery compartment and the charging chamber to the battery fire box to perform fire fighting treatment.
Further, trade power station system still includes electricity distribution room and maintenance room, the electricity distribution room sets up the other end in battery compartment, the electricity distribution room with the room that charges sets up relatively, the maintenance room sets up trade the opposite side in battery compartment, the maintenance room with the battery compartment sets up relatively, still be provided with the cabinet that charges in the room that charges, the cabinet that charges with power battery electricity in the battery compartment is connected, the other end of the cabinet that charges through station accuse unit with central controller electricity is connected.
In an implementation scheme, the fire extinguishing equipment is an aerosol fire extinguisher, and the detector is a smoke temperature composite detector.
Furthermore, the battery replacement room, the battery compartment, the charging room and still all be provided with alarm device in the battery fire box, alarm device includes audible-visual annunciator, gassing pilot lamp and emergency call dialing device in one or several kinds, alarm device with the fire control centralized control ware is connected.
Further, a fire extinguishing agent is stored in the battery fire box.
Further, in order to solve the problems in the prior art, the invention also provides a fire control method for the power changing station, which comprises the following steps:
acquiring a temperature signal of the power battery monitored by a temperature monitoring device;
judging whether a target temperature signal higher than a first temperature threshold value signal exists in the temperature signals or not;
if a target temperature signal higher than a first temperature threshold signal exists in the temperature signals, searching a target power battery corresponding to the target temperature signal based on the target temperature signal, and determining that the target power battery is out of control thermally;
controlling the battery replacement equipment to transport the target power battery to the position of the battery fire box;
acquiring a first temperature smoke signal of the target power battery monitored by a temperature smoke composite detector in the battery fire box;
judging whether the first smoke temperature signal reaches a first smoke temperature threshold value signal or not;
if the first temperature smoke signal reaches the first temperature smoke threshold signal, the battery replacement equipment is controlled to release the target power battery into the fire extinguishing agent of the battery fire box.
Further, after determining that the target temperature signal higher than the first temperature threshold signal exists in the temperature signals, the method further includes:
and controlling the alarm device to make an emergency call.
Further, the invention also provides another method for controlling the fire protection of the power conversion station, which comprises the following steps:
receiving a second smoke temperature signal fed back by the fire-fighting centralized controller;
judging whether a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal or not;
if a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal, determining a target bin corresponding to the target smoke temperature signal based on the target smoke temperature signal;
controlling the fire-fighting centralized controller to start fire-fighting equipment in the target cabin at a first preset time;
and controlling the fire-fighting centralized controller to start an alarm device in the target cabin at a second preset time, wherein the first preset time is equal to or different from the second preset time.
Further, after the controlling the fire protection centralized controller starts the fire extinguishing device in the target chamber at a first preset time, the method further comprises:
receiving starting information of the fire extinguishing equipment in the target cabin fed back by the fire-fighting centralized controller;
judging whether the fire extinguishing equipment in the target chamber is started successfully or not;
and if the fire extinguishing equipment in the target cabin fails to start, controlling the fire extinguishing equipment to start remotely.
Further, after the controlling the fire protection centralized controller starts the fire extinguishing device in the target chamber at a first preset time, the method further comprises:
after the preset time, receiving a third smoke temperature signal in the target cabin fed back by the fire-fighting centralized controller;
judging whether the third smoke temperature signal reaches a third smoke temperature threshold signal or not;
and if the third smoke temperature signal reaches a third smoke temperature threshold signal, controlling the fire-fighting controller to start an alarm device, wherein the third smoke temperature signal is equal to or higher than the second smoke temperature signal.
Further, the method further comprises:
receiving a pressing signal of a start-stop switch and receiving a fourth smoke temperature signal fed back by the fire protection centralized controller;
judging whether the fourth smoke temperature signal reaches a fourth smoke temperature threshold signal, wherein the fourth smoke temperature threshold signal is smaller than the second smoke temperature threshold signal;
and if the fourth smoke temperature signal reaches the fourth smoke temperature threshold signal, starting the fire extinguishing equipment based on the pressing signal.
The invention is used in an unattended power exchanging station, when batteries in the unattended power exchanging station are out of control, power exchanging equipment is controlled to transport power batteries out of control to a battery fire box, secondary temperature and smoke judgment is carried out on the power batteries, when the temperature and smoke value of the power batteries out of control is larger than a certain threshold value, the power batteries out of control are released into the battery fire box, the power batteries out of control are isolated by fire extinguishing agents in the battery fire box, the influence on other power batteries is avoided, and potential safety hazards are avoided, moreover, the invention also automatically monitors the smoke temperature in each cabin, when the abnormal smoke temperature is monitored, the fire extinguishing equipment is automatically started to carry out fire extinguishing treatment, the potential safety hazards are avoided, the problem that in the prior art, when the batteries are out of control or open flames occur in the unattended power exchanging station, the power batteries out of control and open flames cannot be timely treated, easily increase the problem of potential safety hazard.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic layout diagram of a power swapping station system according to the present invention;
fig. 2 is a flowchart of a fire control method for a power swapping station according to an embodiment of the present invention;
fig. 3 is a flowchart of a fire control method for a power swapping station according to another embodiment of the present invention;
fig. 4 is a flowchart of a fire control method for a power swapping station according to another embodiment of the present invention;
fig. 5 is a flowchart of a fire control method for a power swapping station according to another embodiment of the present invention;
in the figure, 1-a battery replacing room, 2-a battery bin, 3-a charging room, 31-a charging cabinet, 4-a maintenance room, 5-a power distribution room, 6-a battery fire box, 7-fire extinguishing equipment, 8-a detector and 9-an alarm device.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, system, or characteristic may be included in at least one implementation of the invention. In the description of the present invention, it is to be understood that the terms "upper", "top", "bottom", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be taken as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
In order to solve the technical problem, the invention discloses a power exchanging station system, as shown in fig. 1, the power exchanging station system comprises a central controller, a power exchanging room 1, a battery cabin 2, a charging room 3, a battery fire box 6, power exchanging equipment, a fire-fighting centralized controller, a power distribution room 5 and a maintenance room 4;
specifically, trade being provided with in the battery room 1 and supplying electric automobile to change the electric passageway of trading the battery, battery compartment 2 with electricity distribution room 5 sets up respectively trade the both sides of battery room 1, power battery has been stored in the battery compartment 2, power battery is including the power battery who has been fully charged and the power battery who takes charging, the maintenance of each function equipment has been placed in the maintenance room 4.
Further, the charging chamber 3 and the distribution chamber 5 are respectively arranged at two ends of the battery compartment 2, a charging cabinet 31 is arranged in the charging chamber 3, one end of the charging cabinet 31 is electrically connected with the central controller through a station control unit, and the other end of the charging cabinet 31 is electrically connected with the power battery in the battery compartment 2 and used for charging the power battery to be charged in the battery compartment 2. The power distribution room 5 is used for receiving commercial power and distributing the power to each electric appliance in the power conversion station.
It can be understood that the station control unit is a control unit in the power conversion station, communicates with the central controller, and is triggered by a control instruction of the central controller.
The temperature monitoring device is arranged in the battery changing room 1, the battery bin 2 and the charging room 3, and the central controller is connected with the temperature monitoring device and used for monitoring the temperature of the power batteries in the battery changing room 1, the battery bin 2 and the charging room 3. Preferably, the central controller is in wired or wireless communication with the temperature monitoring device, and the temperature monitoring device may be a BMS battery management system.
Trade the electric room 1 battery storehouse 2 charge room 3 and all be provided with fire extinguishing apparatus 7 and/or detector 8 in the battery fire hose 6, fire control centralized control ware respectively with fire extinguishing apparatus 7 and detector 8 links to each other, fire control centralized control ware with wired communication between the fire extinguishing apparatus 7, wired or wireless communication, preferred between fire control centralized control ware and the detector 8, fire extinguishing apparatus 7 can be the aerosol fire extinguisher, detector 8 can be smoke temperature composite detector 8.
Specifically, the battery fire box 6 is arranged outside the battery compartment 2, and the fire extinguishing device 7 in the battery fire box 6 may be a fire extinguishing agent, preferably, the fire extinguishing agent may be water or sand, and the like.
Further, the central controller is further connected with the battery replacement device and the fire-fighting centralized controller respectively, and the battery replacement device is used for transporting the power battery in the battery compartment 2 to the battery replacement room 1 to complete battery replacement, or transporting the power battery out of control in the battery replacement room 1, the battery compartment 2 and the charging room 3 to the battery fire-fighting box 6 to perform fire-fighting treatment. Preferably, the battery swapping device may be in communication connection with the central controller through the battery swapping device control unit. Specifically, all be provided with transport passage in trading battery room 1, battery compartment 2 and the storehouse of charging, trade electrical equipment and be in the transport passage upward movement to the realization will trade the power battery of thermal runaway in battery room 1, battery compartment 2 and the storehouse of charging and transport to carry out the fire control in the battery fire hose 6 and handle.
In one embodiment, the transport channel can be arranged as follows:
set up first transport passageway battery storehouse 2 with trade between the electricity room 1, battery storehouse 2 with set up second transport passageway between the room 3 of charging, battery storehouse 2 with set up third transport passageway between the battery fire hose 6, just first transport passageway and communicate each other between the third transport passageway. A battery replacing channel is further arranged in the battery replacing chamber 1 and is respectively communicated with the first transportation channel, the second transportation channel and the third transportation channel
Trade the position department that battery fire hose 6 was transported to the power battery of thermal runaway earlier through each transport corridor to the trade electrical equipment, it can be directly over or oblique top or in the box, based on the current cigarette temperature value of the power battery of thermal runaway is further monitored to smoke temperature detector 8 in the battery fire hose 6, when the cigarette temperature value that monitors reached certain threshold value, with the power battery of thermal runaway release to in the battery fire hose 6, keep apart, put out a fire through fire extinguishing agent.
Further, battery trades electric room 1 battery storehouse 2 charge room 3 and still all be provided with alarm device 9 in the battery fire hose 6, alarm device 9 includes audible-visual annunciator, gassing pilot lamp and emergency call dialing device in one or several kinds, alarm device 9 with the fire control centralized control ware is connected.
Further, in order to solve the problems in the prior art, the invention also provides a fire control method for a power changing station, as shown in fig. 2, the method includes:
s100, acquiring a temperature signal of the power battery monitored by a temperature monitoring device;
specifically, temperature signals of power batteries in each cabin in the battery replacement station are monitored through a temperature monitoring device, the temperature signals specifically comprise power batteries in a battery replacement room, a battery cabin and a charging cabin, and the temperature monitoring device sends the monitored temperature signals to a central controller.
S102, judging whether a target temperature signal higher than a first temperature threshold value signal exists in the temperature signals or not;
specifically, the central controller determines whether a target temperature signal higher than the first temperature threshold signal exists in the temperature signal based on the received temperature signal sent by the temperature monitoring device, and executes step S104 when determining that the target temperature signal higher than the first temperature threshold signal exists in the temperature signal, and does not send any instruction when determining that the target temperature signal higher than the first temperature threshold signal does not exist in the temperature signal. It will be appreciated that the first temperature threshold signal may be set as desired, and may specifically be 20 ℃ or 50 ℃ or other temperature values.
Preferably, the temperature monitoring device may be a BMS battery management system, and the BMS battery management system transmits the monitored signal to the monitoring center through the charging cabinet and the station control unit in the charging room in sequence after monitoring the temperature of the power battery.
S104, searching a target power battery corresponding to the target temperature signal based on the target temperature signal, and determining thermal runaway of the target power battery;
s106, controlling the battery replacement equipment to transport the target power battery to the position of the battery fire box;
specifically, the central controller can control the battery replacement device to transport the target power battery to the position right above or obliquely above the battery fire box or in the box body.
S108, acquiring a first temperature smoke signal of the target power battery, which is monitored by a temperature smoke composite detector in the battery fire box;
specifically, a current first smoke temperature signal of a target power battery pack is monitored through a temperature and smoke composite detector arranged in a battery fire box.
S110, judging whether the first smoke temperature signal reaches a first smoke temperature threshold value signal;
specifically, step S112 or step S114 is executed when it is determined that the first warm smoke signal reaches the first warm smoke threshold signal. When the first smoke temperature signal does not reach the first smoke temperature threshold signal, the central controller controls the electricity switching equipment to automatically cool the target power battery at the open position outside the battery fire box. It is understood that the first smoke temperature signal threshold may be set according to requirements, and is not particularly limited herein.
And S112, controlling the battery replacement equipment to release the target power battery into a fire extinguishing agent of the battery fire box.
And S114, controlling the alarm device to make an emergency call.
Specifically, the emergency telephone may be a telephone of a person in charge of the power exchange station, or a fire alarm telephone of a fire center.
Further, the present invention also provides another method for controlling a power swapping station in a fire fighting manner, as shown in fig. 3, where the method includes:
s200, receiving a second smoke temperature signal fed back by the fire-fighting centralized controller;
specifically, the fire-fighting centralized controller is in wired or wireless communication with detectors in the battery replacing room, the battery bin and the charging room, acquires smoke temperature signals in the battery replacing room, the battery bin or the charging room, and feeds the acquired smoke temperature signals back to the central controller.
S202, judging whether a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal or not;
specifically, step S204 is executed when it is determined that the target smoke temperature signal higher than the second smoke temperature threshold signal exists in the second smoke temperature signal, and step S210 may be executed without any action or when it is determined that the target smoke temperature signal higher than the second smoke temperature threshold signal does not exist in the second smoke temperature signal.
S204, determining a target chamber corresponding to the target smoke temperature signal based on the target smoke temperature signal;
specifically, an abnormal situation in which the smoke temperature signal is too high may occur in any one of the battery replacement room, the battery compartment, or the charging room, and therefore, the compartment in which the abnormal situation occurs needs to be determined according to the determined target smoke temperature signal.
S206, controlling the fire-fighting centralized controller to start fire-fighting equipment in the target cabin at a first preset time;
specifically, the central controller sends a fire extinguishing equipment starting instruction to the fire-fighting centralized controller, and the fire-fighting centralized controller starts fire extinguishing equipment in the target cabin after receiving the starting instruction and responding to the starting instruction.
S208, controlling the fire-fighting centralized controller to start an alarm device in the target cabin at a second preset time;
specifically, the first preset time may be equal to or different from the second preset time.
It is to be understood that the sequence of step S206 and step S208 is not limited to the above sequence, and may be executed synchronously, or step S208 may be executed first, and step S206 may be executed here specifically according to needs. That is, the central controller can control the fire-fighting centralized controller to start the alarm device to alarm when controlling the fire-fighting centralized controller to start the fire-fighting equipment, or the central controller can control the fire-fighting centralized controller to start the alarm device after controlling the fire-fighting centralized controller to start the fire-fighting equipment for a certain time, or the central controller can control the fire-fighting centralized controller to start the alarm device first and then control the fire-fighting centralized controller to start the fire-fighting equipment after a certain time.
Preferably, the first preset time may be 20S, 30S or other times, and may be specifically set according to actual needs, which is not specifically limited herein.
Further, in order to solve the problems in the prior art, the present invention further provides another fire fighting control method, as shown in fig. 4, the method includes:
s300, receiving a second smoke temperature signal fed back by the fire-fighting centralized controller;
s302, judging whether a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal;
s304, determining a target chamber corresponding to the target smoke temperature signal based on the target smoke temperature signal;
s306, controlling the fire-fighting centralized controller to start fire-fighting equipment in the target cabin at a first preset time;
s308, controlling the fire-fighting centralized controller to start an alarm device in the target cabin at a second preset time;
specifically, the detailed description of steps S300-S308 may refer to steps S200-S208 described above, and will not be repeated here.
S310, receiving starting information of the fire extinguishing equipment in the target cabin fed back by the fire-fighting centralized controller;
s312, judging whether the fire extinguishing equipment in the target cabin is started successfully or not;
specifically, after the central controller controls the fire-fighting centralized controller to start the fire-fighting equipment, the starting instruction of the fire-fighting centralized controller is not sent successfully due to signal interruption, and the fire extinguisher fails to start, so that fire danger can occur due to incapability of extinguishing fire, and therefore the starting condition of the fire-fighting equipment needs to be monitored. And performs step S314 upon monitoring that the fire extinguishing apparatus in the target compartment has failed to be started.
And S314, controlling the fire extinguishing equipment to be started remotely.
Specifically, when the fire extinguishing equipment in the target cabin is monitored to be failed to start, the central controller directly controls the fire extinguishing equipment to start.
Further, in order to solve the problems in the prior art, the present invention further provides another fire fighting control method, as shown in fig. 5, the method includes:
s400, receiving a second smoke temperature signal fed back by the fire-fighting centralized controller;
s402, judging whether a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal;
s404, determining a target chamber corresponding to the target smoke temperature signal based on the target smoke temperature signal;
s406, controlling the fire-fighting centralized controller to start fire-fighting equipment in the target cabin at a first preset time;
s408, controlling the fire-fighting centralized controller to start an alarm device in the target cabin at a second preset time;
s410, receiving starting information of the fire extinguishing equipment in the target cabin fed back by the fire-fighting centralized controller;
s412, judging whether the fire extinguishing equipment in the target chamber is started successfully;
s414, controlling the fire extinguishing equipment to be started remotely;
specifically, the detailed description of steps S400-S414 may refer to steps S300-S314 described above, and will not be repeated here.
S416, after the preset time, receiving a third smoke temperature signal in the target cabin fed back by the fire-fighting centralized controller;
specifically, after starting fire extinguishing apparatus and putting out a fire, can monitor target bin once more to grasp the condition of putting out a fire constantly, specifically can be after the default time, acquire the smoke temperature signal of the detector feedback in the target bin by fire control centralized control ware, and feed back this smoke temperature signal to central controller.
S418, judging whether the third smoke temperature signal reaches a third smoke temperature threshold signal;
specifically, when the third smoke temperature signal reaches the third smoke temperature threshold signal, step S420 is executed.
And S420, controlling the fire-fighting controller to start an alarm device.
Specifically, the third smoke temperature signal is equal to or higher than the second smoke temperature signal, and if the third smoke temperature signal is judged to reach the third smoke temperature threshold signal, the fire extinguishing failure is indicated, the alarm needs to be improved, the alarm can be given, and the fire alarm call can be controlled.
Further, in the execution process of any one of the above fire fighting control methods, if human intervention exists, the following steps may be executed after the human intervention:
receiving a pressing signal of a start-stop switch and receiving a fourth smoke temperature signal fed back by the fire protection centralized controller;
judging whether the fourth smoke temperature signal reaches a fourth smoke temperature threshold signal or not,
specifically, the fourth smoke temperature threshold signal is smaller than the second smoke temperature threshold signal;
specifically, when the fourth smoke temperature signal reaches the fourth smoke temperature threshold signal, the fire extinguishing apparatus is started based on the pressing signal.
It can be understood that if one observes that an abnormality occurs in the power exchanging station, the start-stop switch can be pressed to execute the starting of the fire extinguishing equipment based on the switch control of the start-stop switch. Further, in order to avoid misoperation, after the start-stop switch is pressed down, if the fourth smoke temperature signal does not reach the fourth smoke temperature threshold signal, it is judged that no dangerous situation exists in the power station, misoperation may exist, and the fire extinguishing equipment is not started at the moment.
The invention is used in an unattended power exchanging station, when batteries in the unattended power exchanging station are out of control, power exchanging equipment is controlled to transport power batteries out of control to a battery fire box, secondary temperature and smoke judgment is carried out on the power batteries, when the temperature and smoke value of the power batteries out of control is larger than a certain threshold value, the power batteries out of control are released into the battery fire box, the power batteries out of control are isolated by fire extinguishing agents in the battery fire box, the influence on other power batteries is avoided, and potential safety hazards are avoided, moreover, the invention also automatically monitors the smoke temperature in each cabin, when the abnormal smoke temperature is monitored, the fire extinguishing equipment is automatically started to carry out fire extinguishing treatment, the potential safety hazards are avoided, the problem that in the prior art, when the batteries are out of control or open flames occur in the unattended power exchanging station, the power batteries out of control and open flames cannot be timely treated, easily increase the problem of potential safety hazard.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A power station replacing system is characterized by comprising a central controller, a power replacing room (1), a battery cabin (2), a charging room (3), a battery fire box (6), power replacing equipment and a fire-fighting centralized controller;
fire extinguishing equipment (7) and/or a detector (8) are arranged in the battery replacing room (1), the battery bin (2), the charging room (3) and the battery fire box (6), temperature monitoring devices are arranged in the battery replacing room (1), the battery bin (2) and the charging room (3), the central controller is respectively connected with the temperature monitoring devices and the fire-fighting centralized controller, and the fire-fighting centralized controller is respectively connected with the fire extinguishing equipment (7) and the detector (8);
the battery replacing device is connected with the central controller and used for transporting the power batteries in the battery cabin (2) to the battery replacing room (1) to complete battery replacement or transporting the power batteries out of control in the battery replacing room (1), the battery cabin (2) and the charging room (3) to the battery fire box (6) for fire fighting treatment.
2. The power station replacing system according to claim 1, further comprising a power distribution room (5) and a maintenance room (4), wherein the power distribution room (5) is arranged at the other end of the battery compartment (2), the power distribution room (5) is arranged opposite to the charging room (3), the maintenance room (4) is arranged at the other side of the power station replacing room (1), the maintenance room (4) is arranged opposite to the battery compartment (2), a charging cabinet (31) is further arranged in the charging room (3), the charging cabinet (31) is electrically connected with a power battery in the battery compartment (2), and the other end of the charging cabinet (31) is electrically connected with the central controller through a station control unit.
3. The electrical switching station system according to claim 1, characterized in that the fire extinguishing device (7) is an aerosol fire extinguisher and the detector (8) is a smoke temperature composite detector (8).
4. The power station changing system according to claim 1, wherein alarm devices (9) are further arranged in the battery changing room (1), the battery bin (2), the charging room (3) and the battery fire box (6), each alarm device (9) comprises one or more of an audible and visual alarm, an air release indicator lamp and an emergency call dialing device, and the alarm devices (9) are connected with the fire-fighting centralized controller.
5. The power station system as recited in claim 1, wherein a fire extinguishing agent is stored in the battery fire box (6).
6. A power swapping station fire control method which acts on the power swapping station system of claims 1-5, and is characterized by comprising the following steps:
acquiring a temperature signal of the power battery monitored by a temperature monitoring device;
judging whether a target temperature signal higher than a first temperature threshold value signal exists in the temperature signals or not;
if a target temperature signal higher than a first temperature threshold signal exists in the temperature signals, searching a target power battery corresponding to the target temperature signal based on the target temperature signal, and determining that the searched target power battery is out of control thermally;
controlling the battery replacement equipment to transport the target power battery to the position of the battery fire box (6);
acquiring a first temperature smoke signal of the target power battery monitored by a temperature smoke composite detector (8) in the battery fire box (6);
judging whether the first smoke temperature signal reaches a first smoke temperature threshold value signal or not;
if the first temperature smoke signal reaches the first temperature smoke threshold signal, the battery replacement equipment is controlled to release the target power battery into the fire extinguishing agent of the battery fire box (6).
7. A power swapping station fire control method which acts on the power swapping station system of claims 1-5, and is characterized by comprising the following steps:
receiving a second smoke temperature signal fed back by the fire-fighting centralized controller;
judging whether a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal or not;
if a target smoke temperature signal higher than a second smoke temperature threshold signal exists in the second smoke temperature signal, determining a target bin corresponding to the target smoke temperature signal based on the target smoke temperature signal;
controlling the fire-fighting centralized controller to start fire-fighting equipment (7) in the target cabin at a first preset time;
and controlling the fire-fighting centralized controller to start an alarm device (9) in the target cabin at a second preset time, wherein the first preset time is equal to or different from the second preset time.
8. The method for controlling fire fighting of a power swapping station as claimed in claim 7, wherein after controlling the fire fighting central controller to activate the fire fighting equipment (7) in the target compartment at a first preset time, the method further comprises:
receiving starting information of the fire extinguishing equipment (7) in the target cabin fed back by the fire-fighting centralized controller;
judging whether the fire extinguishing equipment (7) in the target chamber is started successfully or not;
and if the fire extinguishing equipment (7) in the target chamber fails to be started, controlling the fire extinguishing equipment (7) to be remotely started.
9. The method for controlling fire fighting of a power swapping station as claimed in claim 7, wherein after controlling the fire fighting central controller to activate the fire fighting equipment (7) in the target compartment at a first preset time, the method further comprises:
after the preset time, receiving a third smoke temperature signal in the target cabin fed back by the fire-fighting centralized controller;
judging whether the third smoke temperature signal reaches a third smoke temperature threshold signal or not;
and if the third smoke temperature signal reaches a third smoke temperature threshold signal, controlling the fire-fighting controller to start an alarm device (9), wherein the third smoke temperature signal is equal to or higher than the second smoke temperature signal.
10. The method for fire control of a power swapping station as claimed in any one of claims 7-9, further comprising:
receiving a pressing signal of a start-stop switch and receiving a fourth smoke temperature signal fed back by the fire protection centralized controller;
judging whether the fourth smoke temperature signal reaches a fourth smoke temperature threshold signal, wherein the fourth smoke temperature threshold signal is smaller than the second smoke temperature threshold signal;
if the fourth smoke temperature signal reaches the fourth smoke temperature threshold signal, starting the fire extinguishing equipment (7) based on the pressing signal.
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| CN202010699850.0A CN111870841A (en) | 2020-07-20 | 2020-07-20 | Power conversion station system and fire control method thereof |
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| CN202010699850.0A CN111870841A (en) | 2020-07-20 | 2020-07-20 | Power conversion station system and fire control method thereof |
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| CN112402840A (en) * | 2020-11-13 | 2021-02-26 | 重庆金康动力新能源有限公司 | Fire extinguishing control method for battery pack |
| CN114156548A (en) * | 2021-10-28 | 2022-03-08 | 华人运通(江苏)技术有限公司 | Battery package thermal runaway processing system |
| CN114602093A (en) * | 2022-03-09 | 2022-06-10 | 一汽解放汽车有限公司 | Thermal runaway processing system of laboratory power battery and method applying thermal runaway processing system |
| 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 |
| WO2023098895A1 (en) * | 2021-12-02 | 2023-06-08 | 奥动新能源汽车科技有限公司 | Disposal method for thermal-runaway battery in battery swapping station |
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