CN117205482A - Three-dimensional fire monitoring and extinguishing method suitable for container ship - Google Patents
Three-dimensional fire monitoring and extinguishing method suitable for container ship Download PDFInfo
- Publication number
- CN117205482A CN117205482A CN202311191959.3A CN202311191959A CN117205482A CN 117205482 A CN117205482 A CN 117205482A CN 202311191959 A CN202311191959 A CN 202311191959A CN 117205482 A CN117205482 A CN 117205482A
- Authority
- CN
- China
- Prior art keywords
- fire
- extinguishing
- monitoring
- smoke
- aerial vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000000779 smoke Substances 0.000 claims abstract description 101
- 238000001514 detection method Methods 0.000 claims abstract description 45
- 239000000523 sample Substances 0.000 claims abstract description 27
- 238000001931 thermography Methods 0.000 claims abstract description 27
- 238000001228 spectrum Methods 0.000 claims abstract description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 136
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 68
- 239000007789 gas Substances 0.000 claims description 47
- 239000001569 carbon dioxide Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 11
- 230000002265 prevention Effects 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims description 4
- 239000003595 mist Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004904 shortening Methods 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 12
- 239000000843 powder Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Landscapes
- Fire Alarms (AREA)
Abstract
The application relates to a three-dimensional fire monitoring and extinguishing method suitable for a container ship, which relates to the technical field of ship extinguishing systems and aims to solve the problem of long ship fire extinguishing time, and the method comprises the steps of judging a ship fire disaster position as a cargo hold or a deck; when the fire is confirmed to be on the ship cargo hold, the thermal imaging fireproof monitoring system or the smoke detection system finds the fire and gives an alarm, and command personnel comprehensively evaluates the fire according to the information such as temperature, smoke concentration, fire cargo condition and the like and puts out the fire according to the condition; when the fire on the deck of the ship is confirmed, the unmanned aerial vehicle fire-fighting system monitors the fire to give an immediate alarm through the three-spectrum open fire-preventing camera and the temperature sensing probe, the commander judges the fire level through the on-site real-time condition and the cargo type provided by the unmanned aerial vehicle fire-fighting system, the corresponding fire-extinguishing mode is determined, and the firefighter is informed of arriving at the scene to perform the next work after the fire is confirmed to be basically extinguished. The application has the effects of timely finding fire and shortening the extinguishing time.
Description
Technical Field
The application relates to the technical field of ship fire extinguishing systems, in particular to a three-dimensional fire monitoring and extinguishing method suitable for a container ship.
Background
With the development of container ships, the scale and complexity of the container ships are increased, the value of the whole ship is also higher, the fire disaster event of the container ships frequently occurring around the world puts higher demands on the fire fighting system of the container ships, the fire risk of the container ships is higher than that of other ship types, the container ships are usually loaded with a large amount of cargoes in the transportation process, and some cargoes can be inflammable, explosive or toxic chemicals, oil products and the like, and once the fire disaster occurs, the disastrous consequences can be caused.
Especially in recent years, the dimensions of container ships are continuously increased, the number of containers carried in the cargo hold and on the deck of ultra-large container ships is exponentially increased, the number of loaded cargoes is large, the loading density is high, and the fire disaster of the container forms a great risk for the safety of crews, cargoes and ships in view of the current cargo quantity.
If fire occurs to cargoes on the ship, the fire situation can not be easily perceived in the initial stage, and based on the current container ship fire extinguishing system, the fire extinguishing time is longer from the discovery of the fire situation, the alarm and the arrival of personnel carrying fire-fighting equipment at the fire point, the optimal time for extinguishing the fire in the initial stage of the fire is lost, the fire situation is further spread, the personal safety of firefighters is easily influenced, and the economic loss caused by the large-area burning of cargoes is increased.
Disclosure of Invention
The application provides a three-dimensional fire monitoring and extinguishing method suitable for a container ship, which aims to solve the problem of long fire extinguishing time of the ship.
The application provides a three-dimensional fire monitoring and extinguishing method suitable for a container ship, which adopts the following technical scheme:
a three-dimensional fire monitoring and extinguishing method suitable for a container ship comprises the following steps:
s1, ship fire, a smoke detection system and a thermal imaging fireproof monitoring system in a cargo hold monitor in real time, and an unmanned aerial vehicle fire protection system on a deck monitors and patrol in real time;
s2, judging that the fire position of the ship is a cargo hold or a deck, monitoring temperature change of goods at all positions in the cargo hold in real time by a thermal imaging fireproof monitoring system, providing the position of a fire scene in real time, detecting whether the smoke concentration in the cargo hold reaches an alarm level by a smoke detection system, patrol monitoring the surrounding environment on the deck in real time by an unmanned aerial vehicle fire protection system, and providing high-definition image and video transmission;
s3, when the fire of the ship cargo hold is confirmed, the thermal imaging fireproof monitoring system discovers fire and gives an alarm, the temperature of the fire source, the position of the fire source and surrounding environment information are sent to the control panel in the form of images, after the smoke detection system monitors that the smoke concentration reaches the alarm level, the smoke detection system transmits the smoke related information to the smoke detection panel of the CO2 room, the smoke detection panel of the cab and the smoke detection panel of the deck office, and sounds an alarm;
s4, comprehensively evaluating and deciding by commanders according to the information such as temperature, smoke concentration, fire cargo condition and the like, when the fire is small, using a fire extinguisher of a local fire extinguishing system in the cargo hold by a firefighter, when the fire is large, starting a carbon dioxide fire extinguishing system, enabling the firefighter to sound a CO2 whistle alarm, closing a hatch cover and an opening after all personnel in the cargo hold are confirmed to be evacuated, and starting the carbon dioxide fire extinguishing system to extinguish the fire;
s5, after a commander confirms that the fire is thoroughly extinguished, starting the ventilation system so that enough oxygen is injected into the protection area;
s6, returning to the step S2, and when the fire on the deck of the ship is confirmed, monitoring the fire disaster by the unmanned aerial vehicle fire protection system through the three-spectrum open fire prevention camera and the temperature sensing probe, immediately alarming, analyzing the condition of the gas in the fire disaster area through the gas detector, and feeding back to the control center;
s7, a commander judges the grade of a fire disaster through the on-site real-time condition and the cargo type provided by the unmanned aerial vehicle fire-fighting system, determines a corresponding fire-extinguishing mode, controls the unmanned aerial vehicle fire-fighting system to extinguish the fire by using an unmanned aerial vehicle carried fire-extinguishing appliance when the fire situation is small, and uses the fire extinguisher of the local fire-fighting system on the deck to extinguish the fire together with the unmanned aerial vehicle carried fire extinguisher by using the unmanned aerial vehicle when the fire situation is large;
and S8, when the fire is smaller, after the commander confirms that the fire is basically extinguished through the unmanned aerial vehicle, notifying the firefighter to use the local fire protection system to arrive at the scene for further extinguishing and checking confirmation.
By adopting the technical scheme, the smoke detection system and the thermal imaging fireproof monitoring system are combined in the cargo area for cargo monitoring, compared with a common smoke temperature sensing probe, the smoke temperature sensing probe has higher sensitivity and lower false alarm rate, the fire is timely found, the fire position is accurately determined, the fire information is provided, and a commander is facilitated to provide a local fire extinguishing system and a carbon dioxide fire extinguishing system according to the cargo condition, so that a better fire extinguishing mode can be selected according to the fire size and the on-site environment characteristics;
in the deck cargo area, the unmanned aerial vehicle fire-fighting system has the functions of real-time monitoring and active fire extinguishing, compared with the common manual fire extinguishing, the unmanned aerial vehicle fire-fighting system has high activity, can check on-site fire more quickly by providing high-definition images and videos for a control center after finding out the fire, greatly reduces time cost, has wider field of view, can replace firefighters to perform omnibearing shooting monitoring on a fire scene, helps commander to make decisions to take corresponding fire-fighting measures, carries fire extinguishing appliances and fire extinguishing agents at the same time, and takes corresponding fire-fighting measures according to the type of fire cargo;
the method can be timely perceived at the initial stage of fire, shortens the time for putting out fire from the moment of finding the fire, alarming and carrying fire equipment by personnel to the fire point, realizes the best time for putting out the fire in the initial stage of fire, prevents the spread of the corresponding fire, reduces the economic loss of cargoes, and simultaneously ensures the personal safety of the crews and fire fighters in ships.
Further, in the step S1, the smoke detection system is a smoke-exhausting fire alarm system, and the smoke detection system includes a cargo compartment fan, a smoke detector, a controller, a smoke detection board and an alarm.
By adopting the technical scheme, the smoke detection system consists of a cargo compartment fan, a smoke detector, a controller, a smoke detection plate and an alarm; when the gas sample is extracted by the cargo compartment fan, the smoke detector detects that the smoke concentration in the cargo compartment exceeds a preset threshold value, a signal is sent to the controller, the controller judges whether the smoke concentration reaches an alarm level according to the preset threshold value, if so, the alarm is triggered, the smoke concentration and the position information are simultaneously sent to the cab, the CO2 room and the deck office, and a shipman takes corresponding measures to extinguish the fire according to the information on the smoke detection plate and the cargo condition, so that the fire in the cargo compartment is timely perceived and the control of later-period fire is ensured.
Further, the smoke detector can select an optical detector or an ionization detector according to the type of transported goods to detect the smoke concentration in the cargo hold.
Through adopting above-mentioned technical scheme, according to the difference of transportation goods type, select different smoke detector, improved smoke detection system's practicality, increased the kind of detection transportation goods, the detection is reliable.
Further, the controller includes a microprocessor and associated electronics for receiving and identifying signals from the smoke detector and triggering and controlling the alarm and smoke detection panel in accordance with a preset smoke concentration threshold.
By adopting the technical scheme, the controller consists of a microprocessor and related electronic elements; the mutual correlation among the components of the whole smoke detection system is realized.
Further, the thermal imaging fireproof monitoring system in the step S1 comprises a thermal imaging monitoring camera, a turntable and a control center, wherein the thermal imaging monitoring camera provides the position and personnel information of the fire scene and the like to the control center in real time so as to take corresponding countermeasures.
By adopting the technical scheme, the thermal imaging fireproof monitoring system consists of the thermal imaging monitoring camera, the turntable and the control center, can realize real-time monitoring of temperature change of goods at all positions in the cargo hold, timely find fire and alarm, and simultaneously provide position and personnel information of a fire scene and the like to the control center in real time so as to take corresponding countermeasures.
Further, the unmanned aerial vehicle fire-fighting system in the step S1 comprises a fire-fighting unmanned aerial vehicle, a smoke temperature sensing probe and a control center, wherein the smoke temperature sensing probe is arranged in the range of a container on a deck at fixed points.
By adopting the technical scheme, the unmanned aerial vehicle fire-fighting system consists of a fire-fighting unmanned aerial vehicle, a smoke temperature sensing probe and a control center; the unmanned aerial vehicle fire protection system can quickly reach a fire scene, provides high-definition images and videos, transmits the images and videos to a fire control command center, assists fire fighters in timely grasping fire situations, and provides real-time data support for fire control command decisions.
Further, fire control unmanned aerial vehicle carries on three spectrum fire protection camera, night light, gas detector, temperature sensing probe, communication repeater and fire extinguishing apparatus, fire control unmanned aerial vehicle is provided with the fire control apparatus of carrying the fire extinguishing apparatus and carries on the mouth, the fire extinguishing apparatus includes water jet equipment and fire extinguishing agent atomizer.
By adopting the technical scheme, the fire-fighting unmanned aerial vehicle is provided with the three-spectrum open fire prevention camera, the night lighting lamp, the gas detector, the temperature sensing probe, the communication repeater and the fire extinguishing appliance, wherein the fire extinguishing appliance comprises a water spraying device and a fire extinguishing agent sprayer; the three-spectrum open fire prevention camera realizes real-time monitoring of fire scene and surrounding environment, gas detector and temperature sensing probe are more accurate than smoke temperature sensing probe information arranged near the container, the fire is found more timely, night light provides sufficient illumination for scene firefighters at night, communication repeater reinforcing signal provides real-time communication support for firefighters and firefighters, carry on the unmanned aerial vehicle of fire extinguisher accessible operating personnel remote control or programming simultaneously and carry out the task, short-circuit in the traditional rescue action of putting out a fire effectively avoids, avoid the risk that firefighters maloperation brought, improve factor of safety, ensure firefighters' personal safety, reduce the probability of occurrence of secondary accident.
Further, the local fire-fighting system in step S4 includes portable fire extinguishers such as portable fire extinguishers, cart-type fire extinguishers, portable foam guns, emergency fire pumps, fire hose guns, water spray systems, mobile water bubbles and water mist guns.
By adopting the technical scheme, the local fire-fighting system consists of portable fire extinguishers such as a portable fire extinguisher, a trolley-type fire extinguisher, a portable foam gun and the like, an emergency fire pump, a fire hose water gun, a water spray system, a movable water bubble and a water mist gun; the local fire extinguishing system adopts the multi-form convenient fire extinguishing appliance, and selects a proper fire extinguishing mode according to the type of the fire goods and the characteristics of the site environment, so that the problem of manual misoperation can be effectively avoided, the convenience and the fire extinguishing efficiency are improved, and the personal safety of firefighters is effectively ensured.
Further, the carbon dioxide fire extinguishing system in step S4 adopts a low-pressure carbon dioxide fire extinguishing system, and the carbon dioxide fire extinguishing system comprises a CO2 gas cylinder, a gas pipeline device, a CO2 spray head, a control panel and an exhaust fan.
By adopting the technical scheme, the carbon dioxide fire extinguishing system consists of a CO2 gas cylinder, a gas pipeline device, a CO2 spray head, a control panel and an exhaust fan; the carbon dioxide fire extinguishing system adopts a low-pressure carbon dioxide system, and compared with a high-pressure carbon dioxide fire extinguishing system, the carbon dioxide fire extinguishing system has the advantages of small occupied area, good safety performance, flexible control, short recharging time and the like, and can reduce the cost to a certain extent and increase the cargo capacity.
Further, the carbon dioxide fire suppression system also includes a diffuser for uniformly distributing the CO2 gas into the cargo hold and a pressure relief valve for reducing the high pressure CO2 gas in the CO2 storage tank to the low pressure required in the cargo hold.
By adopting the technical scheme, the carbon dioxide fire extinguishing system also comprises a diffuser and a pressure reducing valve; the CO2 gas is uniformly distributed into the cargo compartment through the diffuser, so that the CO2 gas can cover all corners and difficult-to-reach areas of the cargo compartment, and the pressure reducing valve reduces the high-pressure CO2 gas in the CO2 storage tank to the low pressure required in the cargo compartment.
In summary, the present application includes at least one of the following beneficial technical effects:
compared with the conventional smoke temperature sensing probe, the smoke temperature sensing probe has higher sensitivity and lower false alarm rate, timely discovers fire, accurately determines the position of a fire source and provides fire information, is favorable for commanders to accurately determine the position of the fire source and provide a local fire extinguishing system and a carbon dioxide fire extinguishing system according to the condition of goods, and can select a better fire extinguishing mode according to the fire size and the characteristics of the site environment;
in the deck cargo area, the unmanned aerial vehicle fire-fighting system has the functions of real-time monitoring and active fire extinguishing, compared with the common manual fire extinguishing, the unmanned aerial vehicle fire-fighting system has high activity, can check on-site fire more quickly by providing high-definition images and videos for a control center after finding out the fire, greatly reduces time cost, has wider field of view, can replace firefighters to perform omnibearing shooting monitoring on a fire scene, helps commander to make decisions to take corresponding fire-fighting measures, carries fire extinguishing appliances and fire extinguishing agents at the same time, and takes corresponding fire-fighting measures according to the type of fire cargo;
the method can be timely perceived at the initial stage of fire, shortens the time for putting out fire from the moment of finding the fire, alarming and carrying fire equipment by personnel to the fire point, realizes the best time for putting out the fire in the initial stage of fire, prevents the spread of the corresponding fire, reduces the economic loss of cargoes, and simultaneously ensures the personal safety of the crews and fire fighters in ships.
Drawings
Fig. 1 is a flow chart of a method for three-dimensional fire monitoring and extinguishing in a container ship according to an embodiment of the present application.
Figure 2 is a schematic view of the cargo compartment and deck area of a container ship in accordance with an embodiment of the application.
Fig. 3 is a schematic structural view of the fire-fighting unmanned aerial vehicle.
Reference numerals illustrate: 1. three-spectrum open flame prevention camera; 2. night illumination lamp; 3. a fire-fighting device carrying port; 4. a fire extinguishing appliance; 5. a gas detector; 6. a temperature sensing probe; 7. a communication repeater.
Description of the embodiments
In order to explain in detail the technical solutions adopted by the present application to achieve the predetermined technical purposes, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and that technical means or technical features in the embodiments of the present application may be replaced without inventive effort, and the present application will be described in detail below with reference to the accompanying drawings in combination with the embodiments.
The application is described in further detail below with reference to fig. 1-3.
As shown in fig. 1, the embodiment of the application discloses a three-dimensional fire monitoring and extinguishing method suitable for a container ship. The method is characterized by comprising the following steps of:
s1, ship fire, a smoke detection system and a thermal imaging fireproof monitoring system in a cargo hold monitor in real time, and an unmanned aerial vehicle fire protection system on a deck monitors and patrol in real time;
s2, judging that the fire position of the ship is a cargo hold or a deck, monitoring temperature change of goods at all positions in the cargo hold in real time by a thermal imaging fireproof monitoring system, providing the position of a fire scene in real time, detecting whether the smoke concentration in the cargo hold reaches an alarm level by a smoke detection system, patrol monitoring the surrounding environment on the deck in real time by an unmanned aerial vehicle fire protection system, and providing high-definition image and video transmission;
in this embodiment, the smoke detection system adopts a smoke-exhausting fire alarm system, the smoke detection system comprises a cargo hold fan, a smoke detector, a controller, a smoke detection plate and an alarm, the smoke detector selects an optical detector or an ionization detector according to the type of transported goods to detect the smoke concentration in the cargo hold, and the controller comprises a microprocessor and related electronic elements and is used for receiving and identifying signals from the smoke detector and triggering and controlling the alarm and the smoke detection plate according to a preset smoke concentration threshold.
When the gas sample in the cargo hold is extracted by the cargo hold fan, a signal is sent to the controller when the smoke detector detects that the smoke concentration in the cargo hold exceeds a preset threshold value, the controller judges whether the smoke concentration reaches an alarm level according to the preset threshold value, if so, the alarm is triggered, the smoke concentration and the position information are simultaneously sent to the cab, the CO2 room and the deck office, and a shipman takes corresponding measures to extinguish the fire according to the information on the smoke detection plate and the cargo condition.
The thermal imaging fireproof monitoring system in the embodiment comprises a thermal imaging monitoring camera, a turntable and a control center, wherein the thermal imaging fireproof monitoring system monitors temperature changes of goods in each cargo hold in real time, timely discovers fire and alarms, and simultaneously provides position and personnel information of a fire scene and the like to the control center in real time so as to take corresponding countermeasures.
S3, when the fire of the ship cargo hold is confirmed, the thermal imaging fireproof monitoring system discovers fire and gives an alarm, the temperature of the fire source, the position of the fire source and surrounding environment information are sent to the control panel in the form of images, after the smoke detection system monitors that the smoke concentration reaches the alarm level, the smoke detection system transmits the smoke related information to the smoke detection panel of the CO2 room, the smoke detection panel of the cab and the smoke detection panel of the deck office, and sounds an alarm;
s4, comprehensively evaluating and deciding by commanders according to the information such as temperature, smoke concentration, fire cargo condition and the like, when the fire is small, using a fire extinguisher of a local fire extinguishing system in the cargo hold by a firefighter, when the fire is large, starting a carbon dioxide fire extinguishing system, enabling the firefighter to sound a CO2 whistle alarm, closing a hatch cover and an opening after all personnel in the cargo hold are confirmed to be evacuated, and starting the carbon dioxide fire extinguishing system to extinguish the fire;
the local fire-fighting system in the embodiment comprises portable fire extinguishers such as a portable fire extinguisher, a cart-type fire extinguisher, a portable foam gun and the like, and an emergency fire pump, a fire hose water gun, a water spray system, a movable water bubble and a water mist gun; adopt the convenient fire extinguishing apparatus of multi-form, select suitable fire extinguishing method according to the type of fire goods and the characteristics of scene environment to use can effectively avoid the problem of manual maloperation, improve convenience and the efficiency of putting out a fire to effectively ensure firefighter's personal safety.
The carbon dioxide fire extinguishing system in the embodiment comprises a CO2 gas cylinder, a gas pipeline device, a CO2 spray head, a control panel and an exhaust fan, wherein the CO2 gas cylinder is communicated with the gas pipeline device, the gas pipeline device is arranged in a ship, the CO2 spray head is positioned at the top of a cargo hold, and the CO2 spray head is communicated with the exhaust end of the gas pipeline; the carbon dioxide fire extinguishing system further comprises a diffuser and a pressure reducing valve, wherein the diffuser is arranged on a gas pipeline device between the CO2 gas cylinder and the cargo compartment, the diffuser uniformly distributes CO2 gas into the cargo compartment, the CO2 gas can cover all corners and difficult-to-reach areas of the cargo compartment, the pressure reducing valve is arranged near the diffuser, the high-pressure CO2 gas is reduced to low pressure required in the cargo compartment, and the pressure is 21-24 bar.
When commander evaluates that the fire in the cargo hold is great, evacuation cargo hold all personnel, close hatch board and opening, carry the CO2 to the CO2 shower nozzle of arranging at the cargo hold top through pipeline device this moment, release the CO2 gas to the cargo hold in, reduce oxygen concentration in order to reach control and fire extinguishing's purpose.
S5, after a commander confirms that the fire is thoroughly extinguished, starting the ventilation system so that enough oxygen is injected into the protection area;
s6, returning to the step S2, and when the fire on the deck of the ship is confirmed, monitoring the fire disaster by the unmanned aerial vehicle fire protection system through the three-spectrum open fire prevention camera and the temperature sensing probe, immediately alarming, analyzing the condition of the gas in the fire disaster area through the gas detector, and feeding back to the control center;
s7, a commander judges the grade of a fire disaster through the on-site real-time condition and the cargo type provided by the unmanned aerial vehicle fire-fighting system, determines a corresponding fire-extinguishing mode, controls the unmanned aerial vehicle fire-fighting system to extinguish the fire by using an unmanned aerial vehicle carried fire-extinguishing appliance when the fire situation is small, and uses the fire extinguisher of the local fire-fighting system on the deck to extinguish the fire together with the unmanned aerial vehicle carried fire extinguisher by using the unmanned aerial vehicle when the fire situation is large;
in this embodiment unmanned aerial vehicle fire extinguishing system includes fire control unmanned aerial vehicle, smoke temperature sensing probe and control center, and fire control unmanned aerial vehicle is regularly patrol through the procedure of programming the settlement in advance, and smoke temperature sensing probe fixed point is arranged in the container scope on deck, reduces fire control unmanned aerial vehicle and regularly patrol and monitor the phenomenon that there is the time interval unable in time to discover the conflagration to reach the effect of full period monitoring.
The fire-fighting unmanned aerial vehicle is provided with a three-spectrum open fire prevention camera, a night lighting lamp, a gas detector, a temperature sensing probe, a communication repeater and a fire extinguishing appliance; the fire-fighting unmanned aerial vehicle is provided with a fire-fighting appliance carrying port carrying the fire-fighting appliance, a three-spectrum open fire-preventing camera, a night lighting lamp, a gas detector and a temperature sensing probe, and is used for monitoring a fire scene and surrounding environment, timely providing high-definition images and videos for a control center, assisting fire fighters in timely mastering fire situations, and the communication repeater is used for receiving, amplifying and sending signals to provide real-time communication support for fire fighters and fire fighters, so that communication and cooperation efficiency is enhanced.
The fire-extinguishing apparatus of the fire-fighting unmanned aerial vehicle can execute tasks through remote control of an operator or programming of the fire-fighting unmanned aerial vehicle, short plates in traditional fire-extinguishing rescue actions are effectively avoided, risks caused by misoperation of the fire-fighting personnel are avoided, meanwhile, the fire-extinguishing apparatus comprises a water spraying device and a fire-extinguishing agent sprayer, and corresponding fire-extinguishing agents can be selected according to the type of fire goods to conduct direct fire-extinguishing operation on a fire source.
The types of cargo loaded by container ships fall into three categories: for the A-type solid fire, water-based fire extinguishing and foam fire extinguishing agents can be adopted to extinguish the fire; for B-class liquid and meltable solid substance fire, dry powder and non-chemical non-soluble foam extinguishing agent are selected to extinguish fire; for C-type gas fire, dry powder and carbon dioxide fire extinguishing agent are selected for extinguishing fire.
And S8, when the fire is smaller, after the commander confirms that the fire is basically extinguished through the unmanned aerial vehicle, notifying the firefighter to use the local fire protection system to arrive at the scene for further extinguishing and checking confirmation, so that the occurrence of secondary fire is avoided.
The application is further illustrated by the following specific examples.
Examples
As shown in fig. 1 and 2, the monitoring and fire extinguishing scene when the cargo area is in fire is as follows:
s1, monitoring fire of a ship, and monitoring a smoke detection system and a thermal imaging fireproof monitoring system in a cargo hold in real time;
s2, a thermal imaging monitoring camera of the thermal imaging fireproof monitoring system monitors temperature changes of goods in each position in the cargo hold in real time, and a smoke detector of the smoke detection system detects smoke concentration in the cargo hold;
s3, a thermal imaging monitoring camera of the thermal imaging fireproof monitoring system discovers fire and alarms, the temperature of a fire source, the position of a fire and surrounding environment information are sent to a control center in the form of images, meanwhile, a smoke detector of a smoke detection system sends a signal to a controller when detecting that the smoke concentration in a cargo compartment exceeds a preset threshold value, the controller judges that the smoke concentration reaches an alarm level according to the preset threshold value, an alarm is triggered, and the smoke concentration and the position information are simultaneously sent to a cab, a CO2 room and a deck office;
s4, comprehensively evaluating and deciding by commanders according to the information such as temperature, smoke concentration, fire cargo condition and the like, when the fire is small, using a fire extinguisher of a local fire extinguishing system in the cargo hold and a nearby water-based fire extinguishing system to extinguish the fire area, when the fire is large, pulling a CO2 whistle alarm by the firefighter, closing a hatch cover and an opening after all personnel in the cargo hold are confirmed to be evacuated, opening a CO2 gas pipeline device corresponding to the cargo hold, conveying CO2 to a CO2 spray head at the top of the cargo hold through the pipeline device, releasing CO2 gas to the cargo hold to extinguish the fire, starting a ventilation system to enable enough oxygen to be injected into a protection area after the fire is confirmed to be thoroughly extinguished,
examples
As shown in fig. 2 and 3, the scene of monitoring and extinguishing fire in the deck cargo area is as follows:
s1, a ship fires, and an unmanned aerial vehicle fire control system on a deck cargo area monitors and patrol in real time;
s2, the fire-fighting unmanned aerial vehicle in the unmanned aerial vehicle fire-fighting system performs patrol at regular time through a pre-programmed program, high-definition image and video transmission is provided, and meanwhile, smoke temperature sensing probes arranged at fixed points perform full-time monitoring;
s3, the unmanned aerial vehicle fire protection system monitors fire disaster through the three-spectrum open fire prevention camera and the temperature sensing probe to give an alarm immediately, analyzes the condition of gas in the fire area through the gas detector, feeds back the gas to the control center, and confirms that the fire is on the deck cargo area;
s4, a commander judges the fire grade through the site real-time condition and the cargo type provided by the three-spectrum open fire prevention camera, the gas detector and the temperature sensing probe, determines a corresponding fire extinguishing mode, needs to select different fire extinguishing agents according to the cargo type of the fire, and can extinguish the fire by adopting water-based fire extinguishing agents and foam fire extinguishing agents for the type A solid fire; for B-class liquid and meltable solid substance fire, dry powder and non-chemical non-soluble foam extinguishing agent are selected to extinguish fire; for C-type gas fire, dry powder and carbon dioxide fire extinguishing agent are selected for extinguishing fire.
When the fire is small, an operator manually controls the fire-fighting unmanned aerial vehicle carrying the fire-extinguishing appliance to arrive at the scene for extinguishing fire, and the fire-fighting unmanned aerial vehicle carries the communication relay for real-time communication and communication; when the fire situation is large, a firefighter uses a fire extinguisher of a local fire-fighting system on a deck to cooperate with a fire-fighting unmanned aerial vehicle to carry the fire extinguisher by using the unmanned aerial vehicle to jointly extinguish the fire, and meanwhile, a night illuminating lamp carried by the fire-fighting unmanned aerial vehicle provides sufficient illumination for on-site firefighters at night;
s5, under the condition of small fire, after the commander confirms that the fire disaster is basically extinguished through the unmanned aerial vehicle, the commander is informed to use the local fire protection system to arrive at the scene for further extinguishing and checking confirmation, and the occurrence of secondary fire disaster is avoided.
The present application is not limited to the preferred embodiments, but is capable of modification and variation in detail, and other embodiments, such as those described above, of making various modifications and equivalents will fall within the spirit and scope of the present application.
Claims (10)
1. The three-dimensional fire monitoring and extinguishing method suitable for the container ship is characterized by comprising the following steps of:
s1, ship fire, a smoke detection system and a thermal imaging fireproof monitoring system in a cargo hold monitor in real time, and an unmanned aerial vehicle fire protection system on a deck monitors and patrol in real time;
s2, judging that the fire position of the ship is a cargo hold or a deck, monitoring temperature change of goods at all positions in the cargo hold in real time by a thermal imaging fireproof monitoring system, providing the position of a fire scene in real time, detecting whether the smoke concentration in the cargo hold reaches an alarm level by a smoke detection system, patrol monitoring the surrounding environment on the deck in real time by an unmanned aerial vehicle fire protection system, and providing high-definition image and video transmission;
s3, when the fire of the ship cargo hold is confirmed, the thermal imaging fireproof monitoring system discovers fire and gives an alarm, the temperature of the fire source, the position of the fire source and surrounding environment information are sent to the control panel in the form of images, after the smoke detection system monitors that the smoke concentration reaches the alarm level, the smoke detection system transmits the smoke related information to the smoke detection panel of the CO2 room, the smoke detection panel of the cab and the smoke detection panel of the deck office, and sounds an alarm;
s4, comprehensively evaluating and deciding by commanders according to the information such as temperature, smoke concentration, fire cargo condition and the like, when the fire is small, using a fire extinguisher of a local fire extinguishing system in the cargo hold by a firefighter, when the fire is large, starting a carbon dioxide fire extinguishing system, enabling the firefighter to sound a CO2 whistle alarm, closing a hatch cover and an opening after all personnel in the cargo hold are confirmed to be evacuated, and starting the carbon dioxide fire extinguishing system to extinguish the fire;
s5, after a commander confirms that the fire is thoroughly extinguished, starting the ventilation system so that enough oxygen is injected into the protection area;
s6, returning to the step S2, and when the fire on the deck of the ship is confirmed, monitoring the fire disaster by the unmanned aerial vehicle fire protection system through the three-spectrum open fire prevention camera and the temperature sensing probe, immediately alarming, analyzing the condition of the gas in the fire disaster area through the gas detector, and feeding back to the control center;
s7, a commander judges the grade of a fire disaster through the on-site real-time condition and the cargo type provided by the unmanned aerial vehicle fire-fighting system, determines a corresponding fire-extinguishing mode, controls the unmanned aerial vehicle fire-fighting system to extinguish the fire by using an unmanned aerial vehicle carried fire-extinguishing appliance when the fire situation is small, and uses the fire extinguisher of the local fire-fighting system on the deck to extinguish the fire together with the unmanned aerial vehicle carried fire extinguisher by using the unmanned aerial vehicle when the fire situation is large;
and S8, when the fire is smaller, after the commander confirms that the fire is basically extinguished through the unmanned aerial vehicle, notifying the firefighter to use the local fire protection system to arrive at the scene for further extinguishing and checking confirmation.
2. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 1, characterized in that: in the step S1, the smoke detection system adopts a smoke-exhausting fire alarm system, and comprises a cargo compartment fan, a smoke detector, a controller, a smoke detection plate and an alarm.
3. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 2, characterized in that: the smoke detector can select an optical detector or an ionization detector according to the type of the transported goods to detect the smoke concentration in the goods cabin.
4. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 2, characterized in that: the controller includes a microprocessor and associated electronics for receiving and recognizing signals from the smoke detector and triggering and controlling the alarm and smoke detection panel in accordance with a preset smoke concentration threshold.
5. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 1, characterized in that: the thermal imaging fireproof monitoring system in the step S1 comprises a thermal imaging monitoring camera, a turntable and a control center, wherein the thermal imaging monitoring camera provides the position and personnel information of a fire scene and the like to the control center in real time so as to take corresponding countermeasures.
6. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 1, characterized in that: the unmanned aerial vehicle fire-fighting system in the step S1 comprises a fire-fighting unmanned aerial vehicle, a smoke temperature sensing probe and a control center, wherein the smoke temperature sensing probe is arranged in the range of a container on a deck at fixed points.
7. The method for three-dimensional fire monitoring and extinguishing for container ships according to claim 6, wherein: the fire-fighting unmanned aerial vehicle is provided with a fire-fighting device carrying port carrying the fire-fighting device, and the fire-fighting device comprises a water spraying device and a fire-extinguishing agent sprayer.
8. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 1, characterized in that: the local fire-fighting system in the step S4 comprises portable fire extinguishers such as portable fire extinguishers, cart-type fire extinguishers, portable foam guns and the like, and emergency fire pumps, fire hose guns, water spray systems, movable water bubbles and water mist guns.
9. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 1, characterized in that: the carbon dioxide fire extinguishing system in the step S4 adopts a low-pressure carbon dioxide fire extinguishing system, and the carbon dioxide fire extinguishing system comprises a CO2 gas cylinder, a gas pipeline device, a CO2 spray head, a control panel and an exhaust fan.
10. A method of three-dimensional fire monitoring and extinguishing for container ships according to claim 9, characterized in that: the carbon dioxide fire suppression system further includes a diffuser for uniformly distributing the CO2 gas into the cargo hold and a pressure relief valve for reducing the high pressure CO2 gas in the CO2 storage tank to the low pressure required in the cargo hold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311191959.3A CN117205482A (en) | 2023-09-15 | 2023-09-15 | Three-dimensional fire monitoring and extinguishing method suitable for container ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311191959.3A CN117205482A (en) | 2023-09-15 | 2023-09-15 | Three-dimensional fire monitoring and extinguishing method suitable for container ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117205482A true CN117205482A (en) | 2023-12-12 |
Family
ID=89045777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311191959.3A Pending CN117205482A (en) | 2023-09-15 | 2023-09-15 | Three-dimensional fire monitoring and extinguishing method suitable for container ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117205482A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118298573A (en) * | 2024-05-31 | 2024-07-05 | 深圳市长科安全应急科技有限公司济南分公司 | Fire alarm method and system applied to logistics container |
| CN119746305A (en) * | 2025-03-06 | 2025-04-04 | 武汉理工大学三亚科教创新园 | Intelligent ship fire control and dredging system based on AI and control method |
-
2023
- 2023-09-15 CN CN202311191959.3A patent/CN117205482A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118298573A (en) * | 2024-05-31 | 2024-07-05 | 深圳市长科安全应急科技有限公司济南分公司 | Fire alarm method and system applied to logistics container |
| CN119746305A (en) * | 2025-03-06 | 2025-04-04 | 武汉理工大学三亚科教创新园 | Intelligent ship fire control and dredging system based on AI and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN117205482A (en) | Three-dimensional fire monitoring and extinguishing method suitable for container ship | |
| RU2595990C2 (en) | Methods and device for multistage fire extinguishing system | |
| WO2021111409A2 (en) | Fire suppression system for a battery enclosure | |
| US6952169B1 (en) | Cordless/wireless automatic detection and suppression system | |
| CN106924911A (en) | A kind of naval vessel intelligent fire-pretection system and extinguishing method | |
| RU2357776C2 (en) | Train fire extinguishing system | |
| CN107982824B (en) | Fixed perfluorinated hexanone automatic fire extinguishing system for passenger car cabin | |
| CN216653217U (en) | System and control unit for suppressing fire events | |
| JP2012152388A (en) | Initial fire extinguisher | |
| CN205964753U (en) | A device for dangerous goods transportation | |
| CN111359120A (en) | Rail transit vehicle fire detection and extinguishing system and control method thereof | |
| US10864395B2 (en) | Wet-dry fire extinguishing agent | |
| CN117643700A (en) | Induction type automatic fire extinguishing device and trigger control system thereof | |
| WO2021135184A1 (en) | Intelligent container with fire safety device | |
| CN218317349U (en) | Aircraft overhead luggage compartment with wisdom fire control function | |
| KR20170093597A (en) | Fire CCTV dydtem | |
| KR101828028B1 (en) | Remote control system the fire extinguisher using a noncombustible gas nitrogen or IG-541 | |
| CN216755275U (en) | Intelligent gas fire extinguishing system | |
| KR102772563B1 (en) | Ship accident response system with automatic fire suppression function | |
| CN218248263U (en) | Prefabricated cabin synthetic foam extinguishing device and foam extinguishing system | |
| KR101034068B1 (en) | Fire Suppression Devices for Public Transportation | |
| US20240226625A1 (en) | System and methods for autonomous continuous monitoring, characterizing, detecting, evaluating, selecting, and responding to both impending and existing fire events | |
| CN218046218U (en) | Intelligent control device for fire extinguishing of carriage | |
| CN118681159A (en) | Carbon dioxide fire extinguishing system for car ro-ro ship and car ro-ro ship | |
| KR102713919B1 (en) | Electric vehicle fire suppression system using a trailer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |