Abstract: A sprinkler bulb 100 for a fire suppression system and a method of activating the sprinkler bulb 100. The sprinkler bulb includes a sealed frangible housing 110; a circuit device 120 within the housing 110, wherein the circuit device 120 comprises an ultraviolet light source 125; and a photosensitive fluid 130 within the housing that in use undergoes a chemical reaction when exposed to ultraviolet light from the light source 125.

Abstract: A system may be configured to detect an emergency condition at a premises; dispatch one or more autonomous drones to a location associated with the emergency condition; receive from the one or more autonomous drones, sensor data associated with the emergency condition; generate, based on the sensor data, a plan identifying an evacuation route for safely evacuating the premises; and transmit an instruction that causes the one or more autonomous drones to indicate, to one or more persons in a vicinity of the emergency condition, the evacuation route. The system may further detect, based on the sensor data, one or more safe areas in the premises, and the evacuation route may pass through at least one of the one or more safe areas.

Abstract: Systems and methods for fire suppression, a fire suppression system including a container configured to receive frames, each of the frames including battery modules; a pipe system including at least one vertically extending pipe, the at least one vertically extending pipe configured to be provided between a respective two of the frames and configured to supply suppressant to at least one of the battery modules of each of the respective two of the frames via slots of the vertically extending pipe; at least one tank connected to the pipe system and configured to store the suppressant; at least one pump configured to recirculate the suppressant to the pipe system or a tank of the at least one tank; and an inlet body configured to connect with a suppressant source, that is external to the container, to provide new suppressant into the pipe system or the at least one tank.

Abstract: An apparatus of supplying a fire extinguishing agent to a high voltage battery pack of a vehicle when a fire occurs in a battery case installing a high voltage battery pack includes a fire detection device that is configured to detect an occurrence of the fire in the battery pack, an inflow plug which is formed at the battery case and is configured to allow the fire extinguishing agent to flow into the battery case when open, a fire extinguishing agent supply pipe connected to the inflow plug and guiding the fire extinguishing agent to the inflow plug, and an inflow plug opening device that is configured to open the inflow plug when the fire is detected in the fire detection device.

Abstract: Embodiments of this application provide a fire-fighting switch device and a fire-fighting system, which are applied to the field of fire-fighting. The fire-fighting switch device includes a plurality of fire detection switch units, where the fire detection switch unit includes one or more fire detection switches, the one or more fire detection switches form at least one switch path, the fire detection switch is configured to turn on when a fire is detected, and any one of the switch paths is configured to transmit a voltage signal to a fire-extinguishing device when all of the fire detection switches on the switch path are turned on. In this solution, when a fire is detected by one fire detection switch unit, the fire-extinguishing device can be controlled to extinguish the fire provided that all fire detection switches on one switch path in the fire detection switch unit are turned on.

Abstract: According to some examples of the presently disclosed subject matter there is provided a system and method for deploying a plurality of unmanned aerial vehicles (UAVs) by an airborne carrier aircraft for dispersing payload material, each UAV comprising at least one container containing payload material and being configured to disperse the payload material at a designated dispersion area in an event site.

Abstract: Provided herein are example aspects of a fire sprinkler assembly and a method for adjusting the height of an adjustable drop. In one aspect, the fire sprinkler assembly can comprise a bracket hub coupled to a bracket bar; a flexible conduit; an adjustable drop coupled to the bracket hub, the adjustable drop defining a lengthwise axis oriented transverse to the bracket bar, and the adjustable drop comprising: an inner casing, wherein the flexible conduit is directly coupled to the inner casing; and an outer casing surrounding the inner casing, the inner and outer casings including corresponding threading to permit rotation between the inner casing and the outer casing to adjust an axial height, along the lengthwise axis, of the inner casing; and a sprinkler head extending from the adjustable drop.

Abstract: In one embodiment, an apparatus includes a volatile memory module configured to store vehicle data; a non-volatile memory module coupled to the volatile memory module; and an energy-storage module configured to provide power to the volatile memory module and the non-volatile memory module during a data transfer between the volatile memory module and the non-volatile memory module. The energy is provided to the non-volatile memory module for writing the vehicle data to non-volatile memory. The apparatus further includes a collision-detector module configured to identify a collision event of the vehicle; and a controller coupled to the energy-storage module and the collision-detector module. The controller is configured to initiate a transfer of the vehicle data stored in the volatile memory module to the non-volatile memory module in response to receiving an indication from the collision-detector module that a collision has occurred.

Abstract: Extinguishing a fire by pressurizing a tank containing an extinguishing liquid. According to the invention, the tank containing the liquid is provided with an expulsion outlet at a front end, a gas generator (17) is installed at a rear end, and a diaphragm forming an inflatable bag (19) is installed inside the tank, being folded prior to triggering in a confinement space at the front of the gas generator, the outlet from the generator being associated with a deflector (47) including a rearwardly-directed ejection passage (49).

Abstract: A fire suppression system includes a high pressure inert gas source that is configured to provide a first inert gas output and a low pressure inert gas source that is configured to provide a second inert gas output. A distribution network is connected with the high and low pressure inert gas sources to distribute the first and second inert gas outputs. A controller is operatively connected with at least the distribution network to control how the respective first and second inert gas outputs are distributed.

Abstract: An emergency supply system for a transportation means is provided. The system includes at least one fuel cell, a hydrogen tank, an oxygen tank, an extinguishing agent container, an oxidant supply unit and an extinguishing-agent supply unit. The oxidant supply unit includes an oxygen inlet connectable to the oxygen tank, an air inlet connectable to an air source, and an oxidant outlet connected to an oxidant inlet of the fuel cell. The oxidant supply unit either conveys oxygen from the oxygen inlet or air from the air inlet to the oxidant outlet. The extinguishing-agent supply unit includes a first extinguishing agent inlet connected to an exhaust air outlet of the fuel cell, a second extinguishing agent inlet connected to the extinguishing agent container, and an extinguishing agent outlet that is connectable to an extinguishing-agent inlet unit of at least one space of the transportation means.

Abstract: A scalable cargo-fire-suppression agent distribution system and method is disclosed. A supply source unit subset of a set of fire-suppression agent supply source units is selected based on an operation condition to provide a selected supply source unit subset, and a fire-suppression agent from the selected supply source unit subset is distributed during the operation condition.

Abstract: A safety apparatus is disclosed for inhibiting an outbreak of an electrical fire within an electrical box. The apparatus includes a heat sensitive device which is disposed within the electrical box for sensing a potentially hazardous temperature rise within the electrical box caused by an electrical fault in the electrical box. A control device is associated with the heat sensitive device such that the control device is activated by the heat sensitive device when the heat sensitive device senses the potentially hazardous temperature rise within the electrical box. The electrical fire inhibiting device has a dormant mode and a fire extinguishing mode. The arrangement is such that when the control device is activated by the heat sensitive device, the control device switches the fire inhibiting device from the dormant mode to the fire extinguishing mode so that the outbreak of the electrical fire within the electrical box is prevented.

Abstract: A thermally expandable multilayer packing for building material, having protruding parts and a body portion in the cross-sectional shape based a plane perpendicular to the longitudinal direction. The thermally expandable multilayer packing includes both a thermally expandable resin composition layer and a thermoplastic resin composition layer, wherein the thermally expandable resin composition forming the thermally expandable resin composition layer contains 100 parts by weight of a resin component containing a chlorinated polyvinyl chloride resin and/or an EPDM, 3 to 300 parts by weight of a thermally expandable graphite, 3 to 200 parts by weight of an inorganic filler and 20 to 200 parts by weight of a plasticizer. The thermally expandable resin composition layer and the thermoplastic resin composition layer are formed by simultaneous co-extrusion using the thermally expandable resin composition and the thermoplastic resin composition.

Abstract: A sprinkler according to the present disclosure has a movable deflector that is spaced apart from its supporting pins by a carrier member. The spacing apart of the deflector from the pins may allow for the distribution pattern of the fire suppressant to be of a higher quality and reduce and/or minimize the possibility of voids or discontinuities in the distribution pattern.

Abstract: An aerial retardant delivery system comprising a retardant tank mountable in the fuselage of an aircraft. The tank includes a pressure opening in fluid communication with the fuselage such that pressure in the fuselage may act on retardant contained in the tank. The tank includes an outlet extending through a sidewall of the aircraft's fuselage, through which retardant may be delivered to a target. The system also includes a discharge gate operative to open and close the outlet. An actuation mechanism is disposed on the exterior of the tank and operatively coupled to the at least one discharge gate. A variable flow controller controls the discharge gate open position in order to provide retardant over a desired area of terrain. A one-way flapper is disposed in the pressure opening and is operative to allow pressure in the fuselage to enter the tank while inhibiting retardant from spilling from the tank.

Abstract: A system includes a raised floor, a sub-floor space below the raised floor, electrical components in the sub-floor space, and a fire suppression device coupled to the raised floor. The fire suppression device dispenses fire suppression material the electrical components in the sub-floor space.

Abstract: An automatic fire-extinguishing and fire-fighting device for an electric automobile, comprising a powder bottle (2), a bottle head valve (4) connected to the lower part of the powder bottle (2), and a gas bottle (5) connected to the lower part of the bottle head valve (4); the powder bottle (2) is connected to the bottle head valve (4) via a truncated-cone-shaped connecting piece (7); a central gas outlet (9) is disposed along an axis; three lateral gas outlets (10) are uniformly distributed on a side surface; an angle of 100 degrees is formed between the lateral gas outlets (10) and the central axis of the powder bottle (2). The automatic fire-extinguishing and fire-fighting device for an electric automobile separates the powder bottle from the gas bottle, improving device safety and stability; the connection structure enables the gas and powder to be fully mixed, thus achieving better fire-extinguishing and fire-fighting effect.

Abstract: A propulsion device for an agent, such as an extinguishing or cooling agent, contained in a cavity has at least a cap and a port configured to open above a calibrated pressure inside the cavity. A pressure generator is fastened to the cap and triggers the propulsion of the agent. The pressure generator has at least two containers, each having an exit ending inside the cavity and releasing a propulsion gas. At least one container is pressurized with an inert-type gas, such as helium, suited for minimal temperature fluctuations induced inside the cavity during a relief of pressure of the gas from at least one of the containers. When the gas expands it is the direct mechanical propellant of the agent.

Abstract: A wildfire prevention system is described. The system includes a data measurement station for measuring environmental factors relevant for determining the likelihood of a wildfire in a prescribed area, a control station configured to receive data measured by the data measurement station and to determine the likelihood of a wildfire by comparison of the data received with predetermined data values representing likelihood of a wildfire, the predetermined data values including data values for each of the environmental factors individually and in combination with other environmental factors, and a moisture induction system including a water reservoir, configured for induction of moisture in the prescribed area on activation by the control station on the determination of the likelihood of a wildfire in the prescribed area. A method of preventing a wildfire is also described.

Abstract: Exemplary embodiments of an ember blocking ventilation device are disclosed. The ventilation device may be a mountable device having a frame that can hold a layer of endothermic materials and bonded filters. The device can allow for normal ventilation of a building while preventing the entry of burning embers or flames into a building through ventilation shafts or open ventilation spaces.

Abstract: A device and method for triggering the smoke detection system on a vessel in response to a fire inside a container housed in the vessel by providing a fire detection system inside the container and generating artificial smoke outside of the container in response to detecting fire inside the container.

Abstract: Energy harvesting devices provide power to devices of emergency equipment stations (e.g., fire extinguisher station, fire alarm pull station, defibrillator station, etc.) distributed throughout a facility to monitor one or more internal or external conditions (e.g., identifiable objects detected near the station, presence of an obstruction restricting access to the station, etc.) and relay information about the monitored conditions to a central station.

Abstract: Various concepts are provided for suppressing a fire condition in an aircraft. In one embodiment, the presence of a fire condition in an aircraft is detected. After such a detection, extinguishing agents can be dispensed and/or certain areas of the aircraft can be depressurized.

Abstract: A device for suppressing fires generated by lithium-ion batteries exhibiting thermal runaway. The device can include a thermally insulating enclosure for housing one or more battery cells. A fluid delivery system having a heat/temperature sensitive tube passes through each enclosure and contains an agent capable of extinguishing fires. When the cell or battery starts to undergo thermal runaway, the increase in temperature or the eruption of open flame causes the fluid delivery system to rupture inside the enclosure. The agent leaks out of the rupture and is transported into the enclosure and onto the malfunctioning cell or battery. Any fire is suppressed and the cell or battery is cooled down by the agent.

Abstract: A trim manifold assembly includes an alarm block and a release block. The alarm block is in communication with a fire suppressant fluid supply and defines a first alarm passage in communication with an alarm sensor. The release block is coupled to the alarm block and includes a drain passage and a first control passage. The first control passage is in communication with the fire suppressant fluid supply and a pressure-actuated system control valve to control communication between the fire suppressant fluid supply and the sprinkler system.

Abstract: Fire suppression systems and methods are described. One described system includes a housing configured to house a container of a fire suppression material, a delivery block in fluid communication with the container, and a nozzle in fluid communication with the delivery block and configured to disperse the fire suppression material from the delivery block. The described system can also include a power supply; a thermal indicator coupled to the power supply and operable to: detect the presence of a fire, generate a first signal indicating the presence of the fire, and transmit the first signal; and an actuator coupled to the power supply, the actuator in communication with the thermal indicator and configured to cause the fire suppression material to be transferred from the container to the delivery block in response to receipt of the first signal.

Abstract: Systems, methods and aspect thereof for a fire protection system including a releasing control panel. In one aspect a fire protection system for a residential unit as defined in the 2002 Edition of the National Fire Protection Association Standard 13, 13D and 13R having at least one dwelling is provided. The fire protection system preferably includes a liquid supply source along a main line and a network of pipes in communication with the dwelling. The system includes at least one sprinkler in the network to discharge a fluid within about fifteen seconds of sprinkler activation. In addition, the system includes at least one fire control panel disposed between the main line and the pipe network to control release of a fire fighting fluid under various control modes. The system further include at least one fire detector disposed in the at least one dwelling and in communication with the at least one fire control panel.

Abstract: A fire activation module for a fire extinguishing system includes an actuation device that has an instantaneous actuation current draw during a suppression event. First and second power leads are connected to the actuation device and have a current capacity less than the instantaneous actuation current draw. At least one capacitor is connected to the actuation device and the power leads. The capacitor is configured to store electricity from the power leads and discharge the electricity to the actuation device during the suppression event.

Abstract: A jetting apparatus for fire extinguishing gas has a gas cylinder which is charged with pressurized fire extinguishing gas therein and onto an opening of which a sealing plate opening is attached. The jetting apparatus has a two part case that can receive the gas cylinder. The jetting apparatus has a seal breaking member that has a neb capable of breaking the sealing plate. The jetting apparatus has a seal breaking member holder that is attached the seal breaking member. The jetting apparatus has a mouth part of the gas cylinder that is attached detachably, and a cylinder holder that has a through hole movably housing the seal breaking member therein. The jetting apparatus has a seal breaking member holder and a cylinder holder that can relatively approach each other. The jetting apparatus has a jetting port that is provided on the outside of the apparatus and can communicate with the through hole.

Abstract: A jetting apparatus for fire extinguishing gas has a gas cylinder which is charged with pressurized fire extinguishing gas therein and onto an opening of which a sealing plate opening is attached. The jetting apparatus has a two part case that can receive the gas cylinder. The jetting apparatus has a seal breaking member that has a neb capable of breaking the sealing plate. The jetting apparatus has a seal breaking member holder that is attached the seal breaking member. The jetting apparatus has a mouth part of the gas cylinder that is attached detachably, and a cylinder holder that has a through hole movably housing the seal breaking member therein. The jetting apparatus has a seal breaking member holder and a cylinder holder that can relatively approach each other. The jetting apparatus has a jetting port that is provided on the outside of the apparatus and can communicate with the through hole.

Abstract: Methods and apparatus for passive non-electrical dual stage fire suppression according to various aspects of the present invention include detecting a fire with a first active fire suppressant unit and changing the status of a second fire suppressant unit from “stand-by” to “active” when the first fire suppressant unit releases a fire suppressant agent. After the first fire suppressant unit has released its fire suppressant agent, the second fire suppressant unit may detect a continued and/or a new fire and release a second fire suppressant agent in response to the detection.

Abstract: An aerial retardant delivery system comprising a retardant tank mountable in the fuselage of an aircraft. The tank includes a pressure opening in fluid communication with the fuselage such that pressure in the fuselage may act on retardant contained in the tank. The tank includes an outlet extending through a sidewall of the aircraft's fuselage, through which retardant may be delivered to a target. The system also includes a discharge gate operative to open and close the outlet. An actuation mechanism is disposed on the exterior of the tank and operatively coupled to the at least one discharge gate. A variable flow controller controls the discharge gate open position in order to provide retardant over a desired area of terrain. A one-way flapper is disposed in the pressure opening and is operative to allow pressure in the fuselage to enter the tank while inhibiting retardant from spilling from the tank.

Abstract: A device for fire extinguishing is described, comprising a fire retardant cloth, which is arranged to cover objects upon a fire or the beginnings of a fire, to put out or prevent the fire from developing, wherein the fire retardant cloth is mounted in a release mechanism arranged to release the fire retardant cloth, in such a way that the cloth covers said objects, upon detection of the fire or development of the fire. A method for same is also disclosed.

Abstract: Disclosed is an intelligent, autonomously usable closure for misting nozzles, atomizing nozzles and sprinklers. A covering plate 20 is fixed on the closure having a heat tripping device, a nozzle body 2, outlet channel 11 and outlet opening 10 by means of a melt tripping device 5. The melt tripping device 5 is activated when necessary by a heat element 23 and the outlet opening 10 is released. A structural element 21, such as a disk spring, ensures at the melting moment of the melt tripping device 5 that a force F is applied and the covering plate 20 is separated with force from the outlet opening. In case of emergency, the release is triggered without energy. The proposed autonomous device can be used in a system network and can also be integrated into an existing system.

Abstract: A kitchen exhaust hood assembly having a fire suppression system with built-in redundancy and monitoring capabilities is presented. The fire suppression system includes one or more fire suppression devices associated with the kitchen hood for extinguishing a fire within the vicinity of the exhaust hood. The fire suppression devices can be triggered by a series of manual actuators or fire sensors. A switching circuit including a plurality of switches operatively connected to the manual actuators or fire sensors triggers the fire suppression devices by enabling either a first or second actuating circuit.

Abstract: The invention relates to a preventing and extinguishing fires in enclosed spaces in which the internal air atmosphere is not permitted to exceed a predefined temperature value. In order not to have to increase the cooling capacity of an air conditioning system when inert gas is added to the internal air atmosphere to set or maintain a specific inertization level within an enclosed space, a system for the regulated discharging of inert gas into same is provided. The system includes a container for the provision and storage of the inert gas in liquified form, and a vaporizer connected to the container for vaporizing at least a portion of the inert gas and discharging same into the internal air atmosphere of the enclosed space. The vaporizer thereby directly or indirectly extracts the heat energy needed to vaporize the liquid inert gas from the internal air atmosphere of the enclosed space.

Abstract: A firefighting monitor system includes a monitor, a controller selectively generating signals to the monitor for controlling the monitor, and a computer. The computer is configured to receive input from a user relative to the monitor or the controller. The computer generates an output based on the input, and the output is transmitted to the controller for controlling the monitor or the controller in accordance with the output.

Abstract: The invention relates to a railway vehicle comprising a fire-fighting system having a supply container for extinguishing agent, a system of pipes, means for dispensing extinguishing agent, and a pressure-generating means. To improve the reliability of this system, it is proposed that the pressure-generating means be coupled to a compressed-air supply belonging to the railway vehicle, that a quiescent pressure can be generated in the system of pipes with the help of the pressure-generating means, and that a case of fire can be detected by means of a pressure drop in the system of pipes.

Abstract: A secondary battery storage system rack is provided comprising a circuit block which is connected to an electric power line for exchanging electric power with the outside, a secondary battery block which is connected to the circuit block and which has a larger mass than the circuit block, and a storage body unit which stores, in the inside, the circuit block and the secondary battery block, wherein the secondary battery block and the circuit block are placed in one line along a direction of gravitational force, with the secondary battery block placed below the circuit block.

Abstract: The fire extinguishing ball includes an outer ball cage, an inner ball cage freely rotatable within the outer ball cage about one axis, and an internal fire extinguishing assembly carried by the inner ball cage and freely rotatable therein about a different axis. The internal fire extinguishing assembly includes a hollow ball-shaped body containing compressed gas and fire extinguishing agents. A valve assembly attached to the top of the body permits refilling of the body and dispersion of the contents during operation. The internal fire extinguishing assembly is connected to the inner ball cage so that the valve assembly will be disposed on top when the fire extinguishing ball is at rest. The ball can be tossed or rolled towards fires in difficult to reach areas. Exposure to heat opens the valve in the valve assembly to thereby disperse the contents of the body and extinguish the flames.

Abstract: A fire suppression system with a visible status indicator positioned within a ventilation hood of a stove is described. The fire suppression system comprises a container within which resides a fire suppressing material and an expulsion activation mechanism subassembly. The fire suppressing material further comprises a dye colorant material. The system further comprising a light source positioned adjacent and projected through the container such that when the fire suppressant material is present within the container, the light appears to be a different color. The system positioned with a canopy portion of a ventilation hood.

Abstract: Methods and apparatus for a dual stage hazard suppression system according to various aspects of the present invention include a housing containing a first hazard control material that is configured to be located close to a hazard source and a container containing a second hazard control material located at a distance from the hazard source. The housing may be configured to release the first hazard control material in response to a breach of the housing and/or the hazard source. The container may be configured for a timed release of the second hazard control material in response to the release of the first hazard control material. Alternatively, a sensor may be used to trigger the release of the second hazard control material in response to a triggering event separate from the initial breach of the housing and/or the hazard source.

Abstract: The present invention provides a fire extinguishing device including an upright standing hollow body. An air compressor pump is connected to the hollow body for providing pressurized air to the hollow body. At least one heat activated fluid release valve is connected to the hollow body. The present invention further provides a method of configuring a tree display.

Abstract: In-computer fire suppression, the computer comprising an in-computer flame detector and an in-computer fire extinguisher including detecting, by an in-computer flame detector, a flame, releasing, by the in-computer fire extinguisher, an extinguishing agent in response to the flame detector detecting the flame; and disabling the power supply to the computer having within it the in-computer flame detector and the in-computer fire extinguisher.

Abstract: In-computer fire suppression, the computer comprising an in-computer flame detector and an in-computer fire extinguisher including detecting, by an in-computer flame detector, a flame, releasing, by the in-computer fire extinguisher, an extinguishing agent in response to the flame detector detecting the flame; and disabling the power supply to the computer having within it the in-computer flame detector and the in-computer fire extinguisher.

Abstract: A hazard control system according to various aspects of the present invention is configured to deliver a control material in response to detection of a hazard and signal a secondary hazard detection system that an event has occurred. In one embodiment, the hazard control system comprises a pressure tube having an internal pressure that is configured to leak in response to exposure to heat. The leak changes the internal pressure and generates a pneumatic signal. A valve may be coupled to the pressure tube and be configured to release the control material from a container is response to the pneumatic signal. A second valve may also be coupled to the pressure tube and be configured to provide a signal to the secondary hazard detection system in response to the pneumatic signal.

Abstract: A system for reducing flammability has a heat exchanger that cools ullage from a tank, condenses vapors within the ullage, and returns the cooled ullage and vapors to the tank.

Abstract: A system for suppressing an overheat condition in an electrical housing includes an electrical housing that defines a housing area including one or more electrical devices; a suppression fluid container containing a suppression fluid; a valve configured to regulate the flow of the suppression fluid from the suppression fluid container to the housing area; at least one sensor configured to sense at least one of temperature and smoke; and a controller communicatively connected to the at least one sensor and the valve, the controller configured to receive signals from the at least one sensor indicating an overheat condition in the housing area; and in response to the received signals indicating the overheat condition in the housing area, control the valve to allow the suppression fluid to flow from the suppression fluid container into the housing area, in order to suppress the overheat condition in the housing area.

Abstract: A fire extinguishing system for a casing, preferably an electronics casing, consisting of an extinguishing agent container, in which the extinguishing agent is stored, and a control device for the flow of extinguishing agent is provided, wherein a preferably cuboid extinguishing agent container (2) forms together with the devices (5, 7, 8, 29, 31, 32) required for storing and monitoring the loss of extinguishing agent, for controlling the flow of extinguishing agent from the container and for connecting a discharge device for the extinguishing agent, a complex structural component (24, 28), and wherein the devices (5, 7, 8, 29, 31, 32) are fastened at or integrated in the extinguishing agent container (2) in such a manner that this may be transported, installed or arranged in the casing (18) as a compact structural component (FIG. 2).