CN111544806B - Marine battery spraying fire extinguishing system and control method - Google Patents
Marine battery spraying fire extinguishing system and control method Download PDFInfo
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- CN111544806B CN111544806B CN202010447483.5A CN202010447483A CN111544806B CN 111544806 B CN111544806 B CN 111544806B CN 202010447483 A CN202010447483 A CN 202010447483A CN 111544806 B CN111544806 B CN 111544806B
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- fire
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Classifications
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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
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The invention relates to a marine battery spraying fire extinguishing system and a control method, wherein the marine battery spraying fire extinguishing system comprises a fire extinguishing agent box, a liquid supply valve, a liquid supply pump group, a pressure regulating valve, a test valve, a safety valve, a partition valve, a manual alarm button, a fine mist spray head, a field audible and visual alarm, a smoke detector, a temperature detector, a flame detector, a field control box, a battery management system, a centralized control console confirmation button, a centralized control console reset button, a centralized control console audible and visual alarm and an automatic spraying fire extinguishing controller which are arranged in each partition; the spraying fire extinguishing controller is provided with a three-position selection switch, and the three-position selection switch corresponds to three gear signals of emergency, semiautomatic and automatic. The fire extinguishing device can spray and extinguish fire on the marine battery in time at the initial stage of the fire burning of the marine battery, can obviously improve the use safety of the marine battery, improves the automation degree of the marine battery for spraying and extinguishing fire, and has important significance for application and popularization of the marine battery.
Description
Technical Field
The invention relates to a ship safety technology, in particular to a battery spraying fire extinguishing system for a ship and a control method.
Background
With the rapid development of new energy technology of ships, batteries are increasingly widely used as an energy storage device on ships. The marine battery is generally arranged in a marine battery cabin, and compared with the land battery, on one hand, the marine battery is generally custom designed according to the specific requirements of a ship, and parameters such as voltage, capacity, volume, heat dissipation and the like of the marine battery are different from ship to ship, so that the standardization degree and the perfection degree of safety protection measures of the marine battery are generally inferior to those of battery standard products produced in batches; on the other hand, factors such as the swing, humidity, salinity, temperature and the like of the ship determine that the working environment of the marine battery is obviously worse than that of the land battery. Therefore, the marine battery has larger fire burning risk than the land battery in the use process, and under the dangerous condition, if the marine battery can be sprayed and extinguished in time, the use danger of the marine battery can be obviously reduced, and the safety performance of the ship is improved.
At present, in the field of marine batteries, the technical measures for preventing the battery from flaming are insufficient, and the special design of a spraying fire extinguishing system aiming at the characteristics of the marine battery is very high for ships, so that the design of the spraying fire extinguishing system and the control method for the marine battery, which can timely spray and extinguish the fire of the marine battery at the initial stage of flaming of the marine battery, has important significance for application and popularization of the marine battery.
Disclosure of Invention
The invention provides a marine battery spraying fire extinguishing system and a control method thereof, aiming at the problem that the popularization and application of the marine battery increase the requirement on a marine battery fire extinguishing system, and the marine battery spraying fire extinguishing system and the control method can perform fire alarm and spraying control according to the working mode under the condition that the marine battery fires and burns, so that the marine battery can extinguish the fire, and the safety of a ship is improved.
The technical scheme of the invention is as follows: a marine battery spraying fire extinguishing system comprises a fire extinguishing agent box, a liquid supply valve, a liquid supply pump group, a pressure regulating valve, a test valve, a safety valve, a partition valve, a manual alarm button, a fine fog spray nozzle, a field audible and visual alarm, a smoke detector, a temperature detector, a flame detector, a field control box, a battery management system, a centralized control console confirmation button, a centralized control console reset button, a centralized control console audible and visual alarm and an automatic spraying fire extinguishing controller which are arranged in each partition;
the fire extinguishing agent box is internally provided with a fire extinguishing agent used for battery fire extinguishing, and a liquid supply valve, a liquid supply pump group and a pressure regulating valve which are sequentially connected form a fire extinguishing agent control pipeline, and the fire extinguishing agent box is connected with partition valves of each partition through the fire extinguishing agent control pipeline; the fire extinguishing agent control pipeline is simultaneously and respectively connected with the test valve and the safety valve for overhauling and safety pressure relief; the smoke detector, the temperature detector and the flame detector of each subarea respectively detect smoke, temperature and flame light above the subarea battery, the output activating signals and the manual alarm button state signals of the smoke detector, the temperature detector and the flame detector of each subarea are sent into the site control box of the subarea, and the site control box sends the signals to the spray fire extinguishing controller; the battery management system sends the temperature and disconnection state signals of each battery pack of the partition to the spraying fire extinguishing controller; the field control box receives the partition alarm signal from the spray fire extinguishing controller and sends the partition alarm signal to the field audible and visual alarm of the corresponding partition; the centralized control console confirm button and the centralized control console reset button signal are sent to a spraying fire extinguishing controller, the spraying fire extinguishing controller outputs a control signal to control a fire extinguishing agent control pipeline and a corresponding partition valve to be conducted or closed, the spraying fire extinguishing controller outputs an alarm signal to a corresponding centralized control console audible and visual alarm and a corresponding partition site audible and visual alarm, and when the fire extinguishing agent pipeline is conducted and the corresponding partition valve is opened, a corresponding partition fine fog spray head sprays and extinguishes the battery in the partition.
The spraying fire extinguishing controller is provided with a three-position selection switch, and the three-position selection switch corresponds to three gear signals of emergency, semiautomatic and automatic.
The control method of the marine battery spraying fire extinguishing system comprises the following three control modes:
1) When the spraying fire-extinguishing controller is powered off or the three-position selector switch is in an emergency gear, the marine battery spraying fire-extinguishing system is in an emergency working mode, and when the marine battery spraying fire-extinguishing system is in the emergency working mode: when a fire is found in a certain subarea, manually opening each valve body in the fire extinguishing agent control pipeline at the pump group and starting a liquid supply pump group in the fire extinguishing agent control pipeline, and manually opening a subarea valve of the subarea where the fire is happened at the subarea valve to perform emergency fire extinguishing;
2) When the three-position selector switch of the spray fire extinguishing controller is in a semi-automatic working mode, any one of the following 2.1) and 2.2) causes the fire extinguishing agent control pipeline to be conducted, and the partition valve corresponding to the partition is opened for spray fire extinguishing:
2.1 When the manual alarm button of a certain partition is pressed or the remote spray command from the remote control system is activated, the on-site audible and visual alarm and the centralized control room audible and visual alarm of the corresponding partition are acted; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
2.2 When one or more of six alarms including (1) smoke detector activation, (2) temperature detector activation, (3) flame detector activation, (4) maximum temperature out-of-limit detection by a battery management system, (5) disconnection of a temperature signal detection by the battery management system and (6) communication disconnection detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room corresponding to the partition are operated; when the audible and visual alarm of the corresponding subarea acts, if the centralized control platform confirming button of the corresponding subarea is manually pressed to confirm, and the centralized control platform resetting button of the corresponding subarea is not pressed, automatically and remotely starting the liquid supply pump group, opening the pressure regulating valve of the liquid supply valve, and automatically and remotely starting the subarea valve of the corresponding subarea to extinguish fire;
3) When the three-position selector switch of the spray fire-extinguishing controller is in an automatic working mode, any one of the following 3.1) -3.3) can enable the fire-extinguishing agent control pipeline to be conducted, and the partition valve corresponding to the partition is opened for spray fire extinguishment:
3.1 When the manual alarm button of a certain partition is pressed, or a remote spray command from a remote control system is activated, or a flame detector is activated, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room of the corresponding partition are acted; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
3.2 When two or more than two of four alarms of (1) smoke detector activation, (2) temperature detector activation, (3) maximum temperature out-of-limit detection by a battery management system and (4) disconnection of a temperature signal detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room of the corresponding partition are operated; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
3.3 When one or more of five alarms including (1) smoke detector activation, (2) temperature detector activation, (3) maximum temperature out-of-limit detection by a battery management system, (4) disconnection of a temperature signal detection by the battery management system and (5) communication disconnection detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room corresponding to the partition are operated; when the audible and visual alarm corresponding to the subarea acts, if the centralized control platform confirming button corresponding to the subarea is manually pressed to confirm, and the centralized control platform resetting button corresponding to the subarea is not pressed, the liquid supply pump group is automatically started remotely, the pressure regulating valve of the liquid supply valve is opened, and the subarea valve corresponding to the subarea is automatically started remotely to extinguish the fire.
The invention has the beneficial effects that: the marine battery spraying fire extinguishing system and the control method can timely spray and extinguish the fire of the marine battery in the initial stage of the fire burning of the marine battery, can obviously improve the use safety of the marine battery, improve the automation degree of the marine battery spraying fire extinguishing, and have important significance for the application and popularization of the marine battery.
Drawings
FIG. 1 is a schematic diagram of a marine battery spray fire suppression system according to the present invention;
FIG. 2 is a control flow chart of the marine battery spray fire extinguishing system of the present invention.
Detailed Description
As shown in fig. 1, the marine battery spraying fire extinguishing system comprises a fire extinguishing agent tank 1, a liquid supply valve 2, a liquid supply pump group 3, a pressure regulating valve 4, a test valve 5, a safety valve 6, a partition valve 7 distributed in each partition, a manual alarm button 8, a fine mist spray head 9, a field audible and visual alarm 10, a smoke detector 11, a temperature detector 12, a flame detector 13, a field control box 14, a Battery Management System (BMS) 15, a centralized control platform confirmation button 16, a centralized control platform reset button 17, a centralized control platform audible and visual alarm 18 and an automatic spraying fire extinguishing controller 19.
The boats and ships are because of the different demand of self, and the group battery quantity of configuration and place the position and probably differ, consequently according to the fire extinguishing capability of thin fog shower nozzle, set up the boats and ships battery into a plurality of subregion, marine battery spray fire extinguishing system carry out independent control to each subregion to realize when the condition of a fire takes place for certain subregion battery, in time spray the fire extinguishing to corresponding subregion. In this embodiment, the number of 6 battery partitions is taken as an example, and each partition is provided with a partition valve 7, a manual alarm button 8, a fine mist nozzle 9, a field audible and visual alarm 10, a smoke detector 11, a temperature detector 12, a flame detector 13, a field control box 14, a Battery Management System (BMS) 15, a centralized control console confirm button 16, a centralized control console reset button 17 and a centralized control console audible and visual alarm 18.
The fire extinguishing agent box 1 is used for storing fire extinguishing agent used for battery fire extinguishing, and the battery fire extinguishing agent is used for the marine battery spraying fire extinguishing system. The liquid supply valve 2, the liquid supply pump group 3 and the pressure regulating valve 4 which are connected in sequence form a fire extinguishing agent control pipeline, and the fire extinguishing agent tank 1 is connected with partition valves 7 of each partition through the fire extinguishing agent control pipeline. The fire extinguishing agent control pipeline is simultaneously and respectively connected with the test valve 5 and the safety valve 6 for overhauling and safety pressure relief. The liquid supply valve 2 is used for controlling the opening or closing of a pipeline between the fire extinguishing agent tank 1 and the liquid supply pump group 3. The liquid supply pump group 3 is used for providing fire extinguishing agent with certain pressure for each partition, and the liquid supply pump group 3 can be started or stopped locally manually or can be started or stopped remotely by receiving command signals from the spray fire extinguishing controller 19. The pressure regulating valve 4 is used for regulating the pressure of the fire extinguishing agent output by the liquid supply pump group 3, so as to ensure that the pressure of the fire extinguishing agent provided to each partition is within a target range. The test valve 5 is used for temporarily releasing the fire extinguishing agent in the spray fire extinguishing system when the system is overhauled. The safety valve 6 is used for automatically opening and discharging the fire extinguishing agent when the fire extinguishing agent pressure of the spray fire extinguishing system is abnormally higher than a specified value, so that the fire extinguishing agent pressure is ensured to be within an allowable range. Each battery partition of the partition valve 7 is configured with one for controlling the opening or closing of the fire extinguishing agent pipeline from the spray fire extinguishing system to the partition spray heads, the partition valve 7 can be opened or closed manually locally, and can also receive a command signal from the spray fire extinguishing controller 19 to be opened or closed remotely. Each battery partition of the manual alarm button 8 is configured with one, so that when people find fire, the manual alarm button 8 is pressed in emergency on the partition site, the spraying fire extinguishing system carries out fire alarm of the corresponding partition, the liquid supply pump group 3 is started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the corresponding partition valve 7 is opened to spray the fire extinguishing agent for fire extinguishment. Each battery partition of the fine mist spray head 9 is provided with one for spraying and extinguishing fire after the corresponding partition valve is opened. Each battery partition of the on-site audible and visual alarm 10 is configured with one for emitting audible and visual alarm on the site of the partition when the corresponding partition generates fire. Each battery partition of the smoke detector 11 is configured with one for detecting smoke above the corresponding partition battery, and when the smoke value of the corresponding partition exceeds the set alarm value, the smoke detector 11 sends out a smoke alarm activation signal. Each battery partition of the temperature detector 12 is configured with one for detecting the temperature above the corresponding partitioned battery, and when the temperature value of the corresponding partition exceeds the set alarm value, the temperature detector 12 sends out a temperature alarm activation signal. Each cell partition of the flame detector 13 is configured with one for detecting flame light above the corresponding partition cell, and when the flame light signal of the corresponding partition exceeds the set alarm value, the flame detector 13 sends out a flame alarm activation signal. The field control box 14 is configured with one battery partition, and is used for receiving the output activating signals of the smoke detector 11, the temperature detector 12 and the flame detector 13 and the state signals of the manual alarm button 8 of the corresponding partition, sending the signals to the spray fire extinguishing controller 19, receiving the partition alarm signals from the spray fire extinguishing controller 19, and sending the partition alarm signals to the field audible and visual alarm 10 of the corresponding partition. The Battery Management System (BMS) 15 is configured for each battery partition, and the Battery Management System (BMS) 15 collects the temperature of each battery pack in the partition, detects whether the temperature signal of each battery pack is disconnected, and sends the temperature and disconnection state signals of each battery pack to the spray fire extinguishing controller 19. The centralized control platform confirmation button 16 is configured in each battery partition, the centralized control platform confirmation button is installed on the centralized control platform installation plate, if the spraying fire extinguishing system works in an automatic mode or a semi-automatic mode, when a single alarm which needs to be confirmed by the centralized control platform and can spray and extinguish fire is generated in the corresponding partition, the centralized control platform confirmation button 16 of the corresponding partition is pressed down, the spraying fire extinguishing system starts the liquid supply pump group 3, opens the liquid supply valve 2 and the pressure regulating valve 4, and opens the corresponding partition valve 7 to spray and extinguish fire. The centralized control platform reset button 17 is configured in each battery partition, is installed on the centralized control platform mounting plate, when the spraying fire extinguishing function of the corresponding partition is required to be locked, the centralized control platform reset button 17 of the corresponding partition is pressed down, the spraying fire extinguishing system closes the partition valve 7 of the corresponding partition, and no matter any fire occurs, the spraying fire extinguishing system only alarms and does not spray fire extinguishing. Each battery partition of the centralized control room audible and visual alarm 18 is configured to be installed on a centralized control platform mounting plate and used for giving out audible and visual alarm in the centralized control room when a fire occurs in the corresponding partition, and the centralized control room audible and visual alarm 18 and the on-site audible and visual alarm 10 give out an alarm synchronously.
The spraying fire-extinguishing controller 19 is a control center of the marine battery spraying fire-extinguishing system, and collects the activation state signals of the smoke detector 11, the temperature detector 12 and the flame detector 13 and the state signals of the manual alarm button 8 from the field control boxes 14 of each partition; collecting each battery pack temperature and battery pack temperature disconnection signals from each partitioned Battery Management System (BMS) 15, and detecting whether communication between itself and the Battery Management System (BMS) 15 is disconnected; collecting states of a centralized control platform confirmation button 16 and a centralized control platform reset button 17 of each partition from a centralized control room mounting plate; collecting each partition spray command signal from the remote control system 20; according to the current working mode of the marine spray fire extinguishing system, after the marine spray fire extinguishing system is processed according to a marine spray fire extinguishing method, fire alarm signals are sent to the on-site audible and visual alarms 10 of each cell and the audible and visual alarms 18 of the centralized control room, starting or stopping commands are sent to the liquid supply pump group 3, the liquid supply valve 2 and the pressure regulating valve 4 are opened or closed, opening or closing commands are sent to the corresponding cell partition valve 7, and fire alarm and spray fire extinguishing control of each cell partition is completed.
The marine battery spraying fire extinguishing system is provided with three working modes, namely an emergency mode, a semi-automatic mode and an automatic mode. The spray fire extinguishing controller 19 is provided with a three-position selector switch which has three gears of emergency, semi-automatic and automatic. When the spray fire extinguishing controller 19 is powered off or the three-position selection switch is in an emergency gear, the marine battery spray fire extinguishing system is in an emergency working mode; when the spraying fire-extinguishing controller 19 is powered normally and the three-position selector switch is in a semiautomatic gear, the marine battery spraying fire-extinguishing system is in a semiautomatic working mode; when the spray fire extinguishing controller 19 is powered normally and the three-position selector switch is in an automatic gear, the marine battery spray fire extinguishing system is in an automatic working mode.
As shown in fig. 2, the control flow chart of the marine battery spraying fire extinguishing system comprises the following steps:
when the marine battery spraying fire extinguishing system is in an emergency working mode:
when a fire is found in a certain partition, the liquid supply pump group 3 is manually started at the local part of the pump group, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the fire partition is manually opened at the local part of the partition valve 7, so that emergency fire extinguishing is performed.
When the marine battery spraying fire extinguishing system is in a semi-automatic working mode, the fire extinguishing agent control pipeline is conducted by the spraying fire extinguishing controller under any one of the following conditions, and the partition valve corresponding to the partition is opened to perform spraying fire extinguishing:
a. when the manual alarm button 8 of a certain zone is pressed or a remote spray command from the remote control system 20 is activated, the on-site audible and visual alarm 10 and the centralized control room audible and visual alarm 18 of the corresponding zone are acted. At this time, if the centralized control console reset button 17 of the corresponding partition is not pressed, the liquid supply pump group 3 is automatically and remotely started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the corresponding partition is automatically and remotely opened to extinguish the fire.
b. When one or more of (1) the smoke detector 11 is activated, (2) the temperature detector 12 is activated, (3) the flame detector 13 is activated, (4) the highest temperature of the BMS battery pack is out of limit, (5) the BMS battery pack temperature signal is disconnected, and (6) the BMS communication is disconnected, the on-site audible and visual alarm 10 and the centralized control room audible and visual alarm 18 corresponding to the partition are operated. When the audible and visual alarm of the corresponding partition acts, if the centralized control platform confirmation button 16 of the corresponding partition is manually pressed to confirm, and the centralized control platform reset button 17 of the corresponding partition is not pressed, the liquid supply pump group 3 is automatically and remotely started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the corresponding partition is automatically and remotely opened to extinguish the fire.
When the marine battery spraying fire extinguishing system is in an automatic working mode, the fire extinguishing agent control pipeline is conducted by any one of the following spraying fire extinguishing controllers, and partition valves corresponding to the partitions are opened to perform spraying fire extinguishing:
a. when the manual alarm button 8 of a certain zone is pressed, or a remote spray command from a remote control system 20 is activated, or the flame detector 13 is activated, the on-site audible and visual alarm 10 and the centralized control room audible and visual alarm 18 of the corresponding zone are acted. At this time, if the centralized control console reset button 17 of the corresponding partition is not pressed, the liquid supply pump group 3 is automatically and remotely started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the corresponding partition is automatically and remotely opened to extinguish the fire.
b. When a certain subarea is generated (1) the smoke detector 11 is activated, (2) the temperature detector 12 is activated, (3) the highest temperature of the BMS15 battery pack is out of limit, and (4) two or more of four alarms of breaking the temperature signal of the BMS15 battery pack are generated, the on-site audible and visual alarm 10 and the centralized control room audible and visual alarm 18 corresponding to the subarea are operated. At this time, if the centralized control console reset button 17 of the corresponding partition is not pressed, the liquid supply pump group 3 is automatically and remotely started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the corresponding partition is automatically and remotely opened to extinguish the fire.
c. When one or more of (1) the smoke detector 11 is activated, (2) the temperature detector 12 is activated, (3) the highest temperature of the BMS15 battery pack is out of limit, (4) the temperature signal of the BMS15 battery pack is disconnected, and (5) the BMS15 communication is disconnected, the on-site audible and visual alarm 10 and the centralized control room audible and visual alarm 18 corresponding to the partition are operated. When the audible and visual alarm of the corresponding partition acts, if the centralized control platform confirmation button 16 of the corresponding partition is manually pressed to confirm, and the centralized control platform reset button 17 of the corresponding partition is not pressed, the liquid supply pump group 3 is automatically and remotely started, the liquid supply valve 2 and the pressure regulating valve 4 are opened, and the partition valve 7 of the corresponding partition is automatically and remotely opened to extinguish the fire.
Claims (1)
1. A control method of a marine battery spraying fire extinguishing system comprises a fire extinguishing agent box, a liquid supply valve, a liquid supply pump group, a pressure regulating valve, a test valve, a safety valve, a partition valve, a manual alarm button, a fine fog spray nozzle, a field audible and visual alarm, a smoke detector, a temperature detector, a flame detector, a field control box, a battery management system, a centralized control platform confirmation button, a centralized control platform reset button, a centralized control platform audible and visual alarm and an automatic spraying fire extinguishing controller which are arranged in each partition;
the fire extinguishing agent box is internally provided with a fire extinguishing agent used for battery fire extinguishing, and a liquid supply valve, a liquid supply pump group and a pressure regulating valve which are sequentially connected form a fire extinguishing agent control pipeline, and the fire extinguishing agent box is connected with partition valves of each partition through the fire extinguishing agent control pipeline; the fire extinguishing agent control pipeline is simultaneously and respectively connected with the test valve and the safety valve for overhauling and safety pressure relief; the smoke detector, the temperature detector and the flame detector of each subarea respectively detect smoke, temperature and flame light above the subarea battery, the output activating signals and the manual alarm button state signals of the smoke detector, the temperature detector and the flame detector of each subarea are sent into the site control box of the subarea, and the site control box sends the signals to the spray fire extinguishing controller; the battery management system sends the temperature and disconnection state signals of each battery pack of the partition to the spraying fire extinguishing controller; the field control box receives the partition alarm signal from the spray fire extinguishing controller and sends the partition alarm signal to the field audible and visual alarm of the corresponding partition; the centralized control console confirmation button and the centralized control console reset button signals are sent to a spraying fire extinguishing controller, the spraying fire extinguishing controller outputs control signals to control a fire extinguishing agent control pipeline and a corresponding partition valve to be conducted or closed, the spraying fire extinguishing controller outputs alarm signals to a corresponding centralized control console audible and visual alarm and a corresponding partition site audible and visual alarm, and when the fire extinguishing agent pipeline is conducted and the corresponding partition valve is opened, the corresponding partition fine fog spray heads spray fire extinguishing the batteries in the partition; the spray fire extinguishing controller is provided with a three-position selection switch, and the three-position selection switch corresponds to three gear signals of emergency, semiautomatic and automatic; the method is characterized by comprising the following three control modes:
1) When the spraying fire-extinguishing controller is powered off or the three-position selector switch is in an emergency gear, the marine battery spraying fire-extinguishing system is in an emergency working mode, and when the marine battery spraying fire-extinguishing system is in the emergency working mode: when a fire is found in a certain subarea, manually opening each valve body in the fire extinguishing agent control pipeline at the pump group and starting a liquid supply pump group in the fire extinguishing agent control pipeline, and manually opening a subarea valve of the subarea where the fire is happened at the subarea valve to perform emergency fire extinguishing;
2) When the three-position selector switch of the spray fire extinguishing controller is in a semi-automatic working mode, any one of the following 2.1) and 2.2) causes the fire extinguishing agent control pipeline to be conducted, and the partition valve corresponding to the partition is opened for spray fire extinguishing:
2.1 When the manual alarm button of a certain partition is pressed or the remote spray command from the remote control system is activated, the on-site audible and visual alarm and the centralized control room audible and visual alarm of the corresponding partition are acted; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
2.2 When one or more of six alarms including (1) smoke detector activation, (2) temperature detector activation, (3) flame detector activation, (4) maximum temperature out-of-limit detection by a battery management system, (5) disconnection of a temperature signal detection by the battery management system and (6) communication disconnection detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room corresponding to the partition are operated; when the audible and visual alarm of the corresponding subarea acts, if the centralized control platform confirming button of the corresponding subarea is manually pressed to confirm, and the centralized control platform resetting button of the corresponding subarea is not pressed, automatically and remotely starting the liquid supply pump group, opening the pressure regulating valve of the liquid supply valve, and automatically and remotely starting the subarea valve of the corresponding subarea to extinguish fire;
3) When the three-position selector switch of the spray fire-extinguishing controller is in an automatic working mode, any one of the following 3.1) -3.3) can enable the fire-extinguishing agent control pipeline to be conducted, and the partition valve corresponding to the partition is opened for spray fire extinguishment:
3.1 When the manual alarm button of a certain partition is pressed, or a remote spray command from a remote control system is activated, or a flame detector is activated, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room of the corresponding partition are acted; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
3.2 When two or more than two of four alarms of (1) smoke detector activation, (2) temperature detector activation, (3) maximum temperature out-of-limit detection by a battery management system and (4) disconnection of a temperature signal detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room of the corresponding partition are operated; at the moment, if a reset button of a centralized control console of a corresponding partition is not pressed, automatically and remotely starting a liquid supply pump group, opening a pressure regulating valve of a liquid supply valve, and automatically and remotely starting partition valves of the corresponding partition to extinguish a fire;
3.3 When one or more of five alarms including (1) smoke detector activation, (2) temperature detector activation, (3) maximum temperature out-of-limit detection by a battery management system, (4) disconnection of a temperature signal detection by the battery management system and (5) communication disconnection detection by the battery management system occur in a certain partition, the on-site audible and visual alarm and the audible and visual alarm of a centralized control room corresponding to the partition are operated; when the audible and visual alarm corresponding to the subarea acts, if the centralized control platform confirming button corresponding to the subarea is manually pressed to confirm, and the centralized control platform resetting button corresponding to the subarea is not pressed, the liquid supply pump group is automatically started remotely, the pressure regulating valve of the liquid supply valve is opened, and the subarea valve corresponding to the subarea is automatically started remotely to extinguish the fire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010447483.5A CN111544806B (en) | 2020-05-25 | 2020-05-25 | Marine battery spraying fire extinguishing system and control method |
Applications Claiming Priority (1)
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| CN112185232B (en) * | 2020-09-30 | 2022-08-02 | 中国兵器装备集团上海电控研究所 | Fire extinguishing bottle simulation device and method |
| CN112535825B (en) * | 2020-12-09 | 2021-10-19 | 中船邮轮科技发展有限公司 | Prevent boats and ships CO2Abnormal release safety system and operation method |
| CN113947860A (en) * | 2021-10-16 | 2022-01-18 | 远景能源有限公司 | Fire detection method and device and fire detector |
| CN114019893A (en) * | 2021-10-28 | 2022-02-08 | 中国舰船研究设计中心 | Electric drive side valve control system for ship |
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| JP2002331042A (en) * | 2001-05-11 | 2002-11-19 | Nohmi Bosai Ltd | Preoperating sprinkler fire extinguishing equipment |
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| CN210138390U (en) * | 2019-03-22 | 2020-03-13 | 上海蔚来汽车有限公司 | Fire-fighting system for battery rack and charging and replacing station |
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| JP2002331042A (en) * | 2001-05-11 | 2002-11-19 | Nohmi Bosai Ltd | Preoperating sprinkler fire extinguishing equipment |
| CN103908757A (en) * | 2014-03-17 | 2014-07-09 | 浙江亚宁消防设备有限公司 | Control system and method of heptefluoropropane fire-extinguishing device used for boats |
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| CN210138390U (en) * | 2019-03-22 | 2020-03-13 | 上海蔚来汽车有限公司 | Fire-fighting system for battery rack and charging and replacing station |
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