WO2020207906A2 - Dispositif de protection contre le feu pour la surveillance d'une zone de protection contre le feu, système de protection contre le feu comprenant un tel dispositif de protection contre le feu et procédé correspondant pour la surveillance de la zone de protection contre le feu - Google Patents

Dispositif de protection contre le feu pour la surveillance d'une zone de protection contre le feu, système de protection contre le feu comprenant un tel dispositif de protection contre le feu et procédé correspondant pour la surveillance de la zone de protection contre le feu Download PDF

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Publication number
WO2020207906A2
WO2020207906A2 PCT/EP2020/059478 EP2020059478W WO2020207906A2 WO 2020207906 A2 WO2020207906 A2 WO 2020207906A2 EP 2020059478 W EP2020059478 W EP 2020059478W WO 2020207906 A2 WO2020207906 A2 WO 2020207906A2
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WO
WIPO (PCT)
Prior art keywords
fire protection
along
fire
protection device
monitoring
Prior art date
Application number
PCT/EP2020/059478
Other languages
German (de)
English (en)
Other versions
WO2020207906A3 (fr
Inventor
Georg Baumann
Joachim BÖKE
Philipp Jauer
Alexander Derksen
Original Assignee
Minimax Viking Research & Development Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minimax Viking Research & Development Gmbh filed Critical Minimax Viking Research & Development Gmbh
Publication of WO2020207906A2 publication Critical patent/WO2020207906A2/fr
Publication of WO2020207906A3 publication Critical patent/WO2020207906A3/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C99/00—Subject matter not provided for in other groups of this subclass
    • A62C99/009—Methods or equipment not provided for in groups A62C99/0009 - A62C99/0081
    • 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
    • A62C3/002—Fire prevention, containment or extinguishing specially adapted for particular objects or places for warehouses, storage areas or other installations for storing goods
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/04—Control of fire-fighting equipment with electrically-controlled release
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion

Definitions

  • Fire protection device for monitoring a fire protection area fire protection system comprising such a fire protection device and a corresponding method for monitoring the fire protection area
  • the present invention relates to a fire protection device and a method for monitoring a fire protection area, as well as a fire protection system comprising the fire protection device.
  • a fire protection device in the sense of the invention is to be seen here in particular as a device by means of which a fire protection action can be carried out.
  • fire protection action is to be understood broadly and relates to any action that can be carried out for the purpose of (follow-up) fire protection.
  • the concept of carrying out a fire protection action can be understood to mean fighting, in particular extinguishing, and / or containing and / or preventing fires, in particular residual fires, detection and / or verification of residual fire incidents, initiation of appropriate remedial measures, and the like.
  • the fire protection action can, however, also consist in informing a third party, in particular in informing the fire brigade through the fire protection device, the invention not being limited to specific fire protection devices for carrying out specific fire protection actions.
  • a fire protection area is to be understood here as a spatially limited area within which the fire protection device can carry out the fire protection action.
  • a fire protection area within the meaning of the invention is, for example, a Room or part of it, several rooms, a building, several buildings and / or an area that is to be monitored for the purpose of fire protection.
  • the fire protection area can in particular be a warehouse, specifically a high-bay warehouse.
  • the present invention relates in particular to a fire protection device comprising a control device and a monitoring device, the control device being configured to move the monitoring device along a navigation path in response to receiving a control signal.
  • control device is to be understood in particular as a device by means of which the monitoring device can be moved along a navigation path.
  • This navigation path can be determined by the control device, the term determining here being understood broadly and, for example, reading out a navigation path from a memory, calculating based on sensor and / or map data, determining manual or automatic control commands an external unit and the like.
  • moving along the navigation path can also be understood as moving from a location to a dedicated destination.
  • a target location can be understood to mean one or more target positions.
  • the target location can be a collection of target positions to which the monitoring device is moved in consecutive order by means of the control device.
  • the order in which the target positions are approached can in particular be specified by the previously determined navigation path. In some embodiments, this can mean that a target position which, starting from the location of the monitoring device, lies closest to the location along the navigation path is selected as the first target position, and a further target position which, starting from the first target position, is then along the navigation path is closest as the second target position and so on.
  • the order of the target positions can also be adjusted by a user.
  • the user can delete and / or add target positions.
  • the addition of target locations can result in a redefinition of the navigation path.
  • the user can also specify precisely one target position for the target location to which the monitoring device is moved directly by means of the control device. This embodiment thus enables the user to indicate that the monitoring device is specifically approaching a very specific destination within the monitoring area, in particular because the user has recognized - in particular by means of image transmission or from sensor measurements - that a residual fire could exist at this specific destination.
  • a control signal within the meaning of the invention can be a manual control signal that is input directly into the fire protection device.
  • a control signal can be generated by a user pressing an activation button. This actuation then causes the control device to move the monitoring device along the navigation path.
  • the control signal can also be a signal transmitted by a control device.
  • the control signal can be transmitted automatically by the control device, for example in response to a fire event and / or in response to a user input and / or at predefined intervals.
  • the control signal can also come from a remote control that is manually operated by a user.
  • the fire protection device can in particular comprise a communication device which is in communicative connection with the control device and / or a corresponding control processor.
  • a monitoring device in the sense of the invention can be understood in particular as a detection device such as a camera, in particular an infrared camera, a sensor, in particular a fire sensor, a combination of a camera and a sensor, or the like.
  • the monitoring device can in particular be a sensor with an arrangement of infrared sensor elements, preferably comprising a thermopile arrangement.
  • the monitoring device can further comprise a fire-fighting device, such as an extinguishing device, or be connected to such a device. This fire fighting device can in particular be used to extinguish residual fires.
  • Fire protection devices of the aforementioned type are known from the prior art in the form of unmanned vehicles for fire protection, such as fire protection drones or land-based fire protection robots. These fire protection devices are set up to be moved automatically and / or remotely along a navigation path in response to a corresponding control signal and to be moved to one or more target positions. to carry out a fire protection campaign along the navigation path.
  • a fire protection action can consist in particular of checking a fire protection area for possible residual fires. In such cases, a fire event occurred which triggered a fire protection system for the fire protection area.
  • Such a fire protection system is understood to mean in particular a system with an extinguishing fluid supply and a plurality of extinguishing fluid outlets.
  • the extinguishing fluid supply can in particular comprise a pipe network through which the extinguishing fluid is conducted to the extinguishing fluid outlets.
  • the extinguishing fluid outlets can be designed as extinguishing nozzles or sprinklers or the like.
  • the fire protection system is a sprinkler system, comprising a pipe network and a plurality of sprinklers.
  • these sprinklers are closed with a temperature-sensitive element such as a glass ampoule filled with a liquid.
  • a temperature-sensitive element such as a glass ampoule filled with a liquid.
  • the liquid inside the glass ampoule heats up and expands.
  • the ampoule bursts, causing the sprinkler to open and the extinguishing fluid to escape.
  • the individual sprinklers are thus triggered as by a trigger element located within the sprinkler.
  • the fire protection system can also be a system that is triggered in response to a signal from a central device, such as a fire alarm and / or extinguishing control center, in which the extinguishing fluid outlets are triggered by a corresponding signal.
  • a central device such as a fire alarm and / or extinguishing control center, in which the extinguishing fluid outlets are triggered by a corresponding signal.
  • the fire is fought within the fire protection area by means of the fire protection system.
  • such fire fighting by means of a fire protection system is followed by follow-up fire protection actions, for example by fire brigade personnel.
  • follow-up fire protection actions for example by fire brigade personnel.
  • the fire service personnel must enter the fire protection area.
  • this is only possible after the fire protection system has been deactivated and the discharge of the extinguishing fluid has ended.
  • Deactivating the fire protection system entails the risk that not all sources of the fire have been eliminated by the extinguishing action. In such a case, we speak of residual fires or residual fire incidents. Under a residual fire event This means the continued existence of a locally limited source of fire within the fire protection area after completion of the fire fighting, in particular extinguishing, action by the fire protection system.
  • the fire protection system is first deactivated and the fire is extinguished as completely as possible, that is, when the number of residual fire incidents is zero or at least very low.
  • the fire brigade personnel quickly detect the position of possible residual fires when entering the fire protection area and thus fight the residual fire if necessary.
  • Residual fires could be detected, for example, by one or more surveillance cameras which are arranged at fixed positions within the fire protection area in order to visually record an area of the fire protection area. These cameras can be designed in such a way that they are impervious to extinguishing fluids and therefore still send images of the fire protection area even after the fire protection system has been triggered.
  • fire protection drones are mostly used nowadays to monitor high-altitude and difficult-to-reach destinations.
  • These fire protection drones according to the state of the art are mainly used for the purpose of preventive fire protection.
  • the fire protection drones are used to fly over the fire protection area in order to detect the start of fires.
  • the use of fire protection drones when the fire protection system has been triggered is not common. This is because the trajectory of such fire protection drones can be very easily influenced by external influences such as air currents, moving objects that hit the drone and the like.
  • the extinguishing fluid is now discharged from the extinguishing fluid outlets at high pressure.
  • the operating pressure i.e. the pressure with which the extinguishing fluid is discharged
  • the operating pressure is between 5 to 20 bar or even higher.
  • the operating pressure is around 16 bar, for example. Under such an operating pressure, 160 liters of extinguishing fluid can escape from the sprinkler per minute. These quantities of extinguishing fluid would lead to a crash if a fire protection drone were used. Fire protection drones are therefore unsuitable for the purpose of detecting residual fires.
  • the object of the present invention is to overcome the disadvantages mentioned above and to provide a fire protection device which is particularly suitable for use in fire protection areas with little space and with a high filling height, for example a high storage height of the objects to be monitored to be used during the discharge of an extinguishing fluid.
  • the fire protection device comprises a first fastening element and a second fastening element, which are set up to enable the monitoring device to be moved along a first direction of movement and a second direction of movement in order to move the monitoring device along the navigation path, the monitoring device is set up to carry out at least one fire protection action when moving along the navigation path, the fire protection device further comprising a holding device which is set up to hold the monitoring device pivotably in the fire protection device.
  • a fire protection device which can be permanently installed at a position within the fire protection area.
  • the monitoring device is then moved along the navigation path through the fire protection area by means of the first and second fastening elements.
  • the first fastening element and the second fastening element, on which the monitoring device is arranged are controlled by means of the control device in order to adapt the position of the monitoring device along a first movement direction and a second movement direction so that the coordinated movement along the individual movement directions in one Moving along the navigation path results.
  • the fastening elements can be designed in different ways, for example in the form of a guide rail and a crane or in the form two ropes or chains, the control device being set up in such a way that it can control the guide rail and the crane and / or the ropes or chains.
  • the fire protection device comprises, in particular, a plurality of ropes which are each connected to a winch at one end, the control device being set up to change a length of the individual ropes individually from one another by means of the rope winches.
  • Other embodiments of the control device and the fastening elements are also conceivable.
  • the controller comprises a control transceiver and the first and second fastening elements also comprise a transceiver.
  • the control device sends, by means of the control transceiver, a control signal to the first and the second fastening element, which control signal allows the first and the second fastening element to be controlled independently of one another.
  • the first and the second fastening element also comprise only one common transceiver, which receives the control signal from the control device and moves both fastening elements in a coordinated manner with one another in order to move the monitoring device along the navigation path.
  • the control device can be set up to adapt the navigation path in response to the detection of a heat source and / or some other indication of a (residual) fire event.
  • an adjustment of the navigation path can include a stop at the position at which the fire event was detected.
  • the adaptation of the navigation path can, however, also mean that the control device scans the area of the position at which the detection took place more slowly and / or with greater precision. Other types of adaptation are also possible.
  • the control device is set up to adapt the control signal accordingly.
  • the first direction of movement is preferably a direction which runs vertically relative to a floor surface of the fire protection area, that is to say enables the monitoring device to be moved up and down.
  • the second direction of movement is preferably a direction that is horizontal relative to a floor surface. surface of the fire protection area and thus makes it possible to move the monitoring device parallel to the floor.
  • the first and the second fastening element can be used to move the monitoring device along the navigation path by means of the control device, so that the monitoring device is moved “transversely” to the floor surface, so to speak.
  • the first and the second fastening element can be used to move the monitoring device first along the first and then along the second direction of movement - or vice versa.
  • the objects to be monitored are preferably located in an arrangement that runs vertically to the floor surface, such as a shelf, and the method takes place parallel to the plane defined by this arrangement, so that the monitoring device arranges every position in the entire arrangement can be, can approach.
  • the monitoring device can be moved along the navigation path with great accuracy. Since the first direction of movement ensures navigability in height, a fire protection device can be provided in this way that can also reach high-altitude destinations. Furthermore, since the second direction of movement enables navigability parallel to the floor surface, the monitoring device can also be moved in parallel in very narrow areas by means of the second fastening element, as long as there is enough space here for the fire protection device as such.
  • fire protection action is to be understood broadly and includes in particular the detection of fire parameters along the navigation path, optionally also the initiation of residual fire extinguishing, the transmission of corresponding information about the checked areas to trained personnel, such as a fire brigade, the message that a residual fire event was detected, further information about the residual fire event and the like.
  • Carrying out a fire protection action along the navigation path is understood here to mean, in particular, carrying out the above action in response to a detection of a fire parameter or the like. This detection takes place preferably at a plurality of target positions along the navigation path.
  • the monitoring device is used in particular to monitor the fire protection area that has been assigned to it, position by position along the target path.
  • a fire protection device is thus created which, on the one hand, enables precise navigability along the horizontal and, on the other hand, allows high-altitude destinations to be reached.
  • the fire protection device further comprises a holding device which is set up to hold the monitoring device pivotably in the fire protection device.
  • the monitoring device is preferably set up to be pivoted along the vertical to the floor surface - that is, up and down.
  • the fire protection device can comprise a holding device into which the monitoring device is inserted and in which the monitoring device is held pivotably.
  • the monitoring device can preferably be inserted into a holder or a frame.
  • the holder or the frame can in particular comprise a weight that always keeps a position of the holder or the frame aligned in the direction of the floor surface. If the monitoring device is now firmly embedded in the frame and the socket, the alignment of the monitoring device always remains in the position in which it was inserted into the socket or the frame. This position of the monitoring device is preferably an alignment parallel to the floor surface.
  • This arrangement makes it possible to ensure that the alignment of the monitoring device is retained even if the control device is rotated or misaligned, in particular remains parallel to the floor surface.
  • the first fastening element comprises a first cable element and the second fastening element a second cable element, wherein the control device is further configured to move the first and second cable elements independently of one another in order to enable the movement along the first and second directions of movement.
  • the first and the second fastening element comprise a first and a second cable element.
  • a rope element can be understood here as a rope, a chain, a wire or the like, the first end of which can be fastened to the control device and the second end of which can be fastened to a stationary holder.
  • the first cable element is preferably arranged on a first cable winch as a stationary holder.
  • the first cable winch can be used to raise the cable element roll up and roll off. This changes the length of the first cable element between the cable winch and the navigation device. This leads to a method of the navigation device.
  • the second cable element is arranged on a second cable winch as a stationary holder. The second cable winch is used analogously to the first cable winch and thus also allows the navigation device to move.
  • first cable element and the second cable element are arranged on opposite sides of the navigation device, a simultaneous but independent rolling up and unrolling of the cable elements from the first and second cable winch allows a coordinated movement both along the first and the second direction of movement .
  • the two directions of movement are correlated with one another.
  • the cable winches preferably comprise a transmitter-receiver for receiving a control signal from the control-transmitter-receiver of the control device and / or for transmitting its current setting - and thus the current position of the monitoring device - to the control-transmitter-receiver of the control device.
  • the control device can thus control the cable winches individually and independently of one another by means of the control signal.
  • the cable winches can preferably be arranged on a ceiling or on the walls of the fire protection area to be monitored.
  • the cable winches can in particular be arranged at an upper end of the shelf supports of the high shelves. This allows a fixed assignment of a fire protection device to a specific high rack.
  • the fire protection device is fixed in place within the fire protection area and the monitoring unit can only be navigated by changing the cable, chain or wire lengths by means of the cable winches. This has the advantage that the fire protection device can be installed with relatively little space requirements.
  • the first cable winch can also be arranged in a stationary manner, for example on the ceiling, the walls or the shelf supports, the second cable winch being arranged on a guide element, such as a guide rail, that runs parallel to the floor surface.
  • the second cable winch can be moved along the horizontal plane parallel to a plane in which the objects to be monitored are arranged, for example parallel to a plane defined by a high rack. This allows, in the event of an obstacle in the area of the level, in particular in the area in front of the high rack, to move the second cable winch so that the first and second winches are on the same side of the obstacle so that the robot can be maneuvered without running the risk of colliding with the obstacle.
  • the first (fixed) side winds being arranged on the opposite sides of the shelf, it is thus possible to monitor the area around the obstacle, with the first fire protection device on a first side and the second fire protection device monitored on a second side.
  • control device is arranged on or in the monitoring device. In some embodiments, the control device can also be arranged on or in one of the two or in both cable winches. The control device can also be distributed over several components of the fire protection device, the individual parts of the control device being in communicative connection with one another.
  • the first fastening element comprises a guide element extending along a horizontal line and the second fastening element comprises a driving element movable along a vertical, the control device being configured to move the vertically movable driving element along the vertical and along the horizontal on the guide element in order to achieve the Allow moving along the the first and second directions of movement.
  • the first and the second movement element can also be designed in the form of a rail-crane construction.
  • the first fastening element preferably comprises a guide rail running parallel to the floor surface. This guide rail allows a movement along the horizontal parallel to a plane in which the objects to be monitored are arranged, for example parallel to a plane defined by a high rack.
  • the guide rail can preferably be fixedly arranged on a ceiling or between two walls of the fire protection area. Here, too, this offers the advantage that no additional space has to be created on the floor surface for the fire protection device.
  • the guide rail can also be arranged at an upper end of the high-bay bay.
  • the second fastening element comprises a travel element that moves along the vertical can be.
  • the running element is arranged with a first end on the guide rail.
  • the traveling element can be let into the guide rail by means of a movable connecting piece, the movable connecting piece being set up to be moved back and forth along the guide rail.
  • the monitoring device is arranged at a second end of the travel element.
  • control device is arranged on or in the guide element. In some embodiments, the control device is arranged on or in the driving element.
  • control device can be arranged on or in the monitoring device or it can also be distributed over several components of the fire protection device, the individual parts of the control device being in communicative connection with one another.
  • the driving element can be designed as a rope, a chain, a wire or the like.
  • the movable connecting piece can comprise a winch which allows the length of the rope, chain, wire, etc. to be lengthened and shortened and thus the second end at which the control device is arranged Move height.
  • both the running element and the guide rail can be designed as rigid beams.
  • the monitoring device can be navigated very precisely and is less susceptible to external influences such as bumps in the wind or drafts.
  • the movable connecting piece can in particular comprise a sliding element which can move the driving element in order to move the height of the position of the second end on which the monitoring device is arranged.
  • the guide rail is arranged on the walls of the fire protection area in such a way that the travel element can be moved up to the highest point that is still to be monitored.
  • the monitoring device preferably comprises at least one fire sensor for determining a fire parameter.
  • the fire sensor comprises an infrared sensor, in particular an infrared sensor with a thermal column arrangement.
  • Possible fire parameters are measured values for smoke density or temperature, electromagnetic radiation from flames, concentration of combustion gases such as carbon monoxide and carbon dioxide or the like. If a fire parameter is recorded, a determination of whether a limit value is exceeded or not reached and / or a gradient and / or a change in the fire parameter can be determined. If several fire parameters are recorded, the time course of these several fire parameters can be determined. Alternatively or in addition, the multiple fire parameters can be used to determine possible patterns in the values of the fire parameters.
  • the fire parameter can be analyzed directly by the monitoring device.
  • the fire parameters and / or the analysis thereof can be transmitted to and / or retrieved from a mobile user terminal.
  • the monitoring device can be configured to transmit the fire parameters to a central control device, such as a fire alarm center, extinguishing control center, or the like, the analysis of the fire parameters being carried out completely or partially by the central control device.
  • the result of the analysis carried out in the central control device can be transmitted back to the fire protection device, in particular the monitoring device.
  • the fire protection device comprises a communication device with at least one transceiver for communication with the central control device.
  • the central control device also comprises a central communication unit with a corresponding transceiver for communication with the at least one fire protection device.
  • the fire parameters are recorded along the navigation path of the monitoring device.
  • the detection preferably takes place at a plurality of predetermined target positions along this navigation path. These target positions can be specified in the form of corresponding coordinates. Alternatively or in addition, the target positions can also be determined in time by moving the monitoring device at a certain speed along the navigation path and grasp the fire parameters is carried out at predetermined time intervals.
  • the at least one sensor can in particular also be designed as part of a fire sensor unit which has several sensors for determining fire parameters.
  • the fire sensor comprises an infrared sensor.
  • the infrared sensor can in particular be equipped with a thermopile arrangement.
  • a thermopile is to be understood here as a component that comprises several thermocouples. These thermocouples are arranged in pairs that are connected thermally in parallel and electrically in series. The thermocouples are set up to measure a thermal voltage.
  • the thermopile thus formed can be arranged in a matrix in order to form the thermopile arrangement.
  • the matrix is in particular a 4x4, 8x8 or 16x16 matrix.
  • thermopile arrangements are set up to record the thermal radiation from objects and the environment and thus to output thermal images of the recorded objects.
  • One advantage of using thermopile arrangements as infrared sensors is that such infrared sensors, due to their large opening angle between 40 ° and 70 °, in particular between 50 ° and 65 °, in particular 60 °, are well suited for large spatial areas by being used for raster-shaped scanning same can be used. This makes thermopile arrangements very suitable infrared sensors for the present invention, in which large areas such as high shelves are to be scanned in a grid pattern.
  • the monitoring device can furthermore comprise a camera.
  • This camera can be an optical camera, for example a digital camera with high resolution, which takes one or more images of the navigation path and / or the target positions along the navigation path and transmits them to a display device on which the images are sent to a user, for example Surveillance personnel.
  • the images can be one or more photographs and / or video sequences.
  • the transmission can take place, for example, via a communication unit of the fire protection device. Alternatively or additionally, the transmission can also take place via a communication device on the camera. Other embodiments are also conceivable.
  • the display device can be part of a central device, with the transmitted images being received by a transceiver of the central device.
  • the display device can also be a separate display device that receives the images directly from the fire protection device.
  • the fire protection device can also be set up to communicate with the central device in order to transmit the images, the central device transmitting the images and / or analysis data to a separate display device. Further alternatives are also encompassed by the invention.
  • the fire protection device can further comprise an extinguishing device, wherein the fire protection action comprises a residual fire fighting.
  • the fire protection device can not only check whether the fire fighting carried out by the fire protection system was successful, but can also fight any residual fire events itself, in particular control and / or contain and / or extinguish.
  • the fire protection device can preferably comprise an extinguishing device which allows such a fire-fighting action to be carried out as (part of) the fire protection action.
  • the extinguishing device is set up to store and / or supply and / or dispense the extinguishing agent.
  • a localized residual fire extinguishing action can be carried out by means of the extinguishing device, which follows the fire-fighting action carried out by the fire protection system.
  • the fire protection device further comprises a communication device which is set up to receive the control signal from a central control device.
  • the fire protection device is set up to communicate with a central control device in order to receive one or more control signals therefrom and, in turn, to transmit signals to it.
  • the central control device can in particular be a building control device. Alternatively or additionally, the central control device can also be a fire alarm or extinguishing control center or the like.
  • the central control device can include a central communication unit that is set up to transmit the control signal to the communication device of the fire protection device.
  • the control signal can in particular include a signal that causes the fire protection device to move the monitoring device along the navigation path by means of the control device and the fastening elements.
  • the control signal can also include a signal that the fire protection device causes to guide the monitoring device along the navigation path to several target positions one after the other and thus "scan" the fire protection area, so to speak:
  • the fire protection device can in particular be set up to transmit the information about the fire protection area determined by the monitoring device to the central control device.
  • the monitoring device can evaluate its determined parameters itself or leave the evaluation to the central control device.
  • the central control device can then use this information to carry out corresponding further fire protection actions, such as the output of information to fire brigade personnel, whether it is possible to enter the fire protection area and / or output of a message that residual fires still exist and where they are and / or perform similar operations.
  • control signal comprises a navigation indication which indicates the navigation path, the control device being set up to automatically move the monitoring device along the navigation path based on the navigation indication.
  • the control signal which causes the fire protection device to move the monitoring device along the navigation path, preferably includes a corresponding navigation indication.
  • the monitoring device can then be moved along the navigation path by means of the control device and the fastening elements and thus approach the target positions which may be located along the navigation path one after the other.
  • the fire protection device can also be set up to automatically determine the corresponding navigation path on the basis of the navigation indication.
  • the navigation indication can only indicate, for example, that the area between a first location (for example a location of the monitoring device) and a second location (for example a destination to which the monitoring device is to be driven) is to be scanned and the control device determines on the basis a suitable navigation path for this information.
  • the fire protection device further comprises at least one sensor which is set up to detect one or more obstacles along a navigation path of the monitoring device and to initiate an anti-collision action in response to the detection.
  • the fire protection device according to the invention can be used in particular in fire protection areas in which there is little space for moving the monitoring device. It can happen that there are objects along the specified navigation path with which the control device, the monitoring device and / or the fastening elements could collide.
  • the fire protection device can furthermore have a sensor which is set up to detect obstacles, such as objects, bars or the like, located along the navigation path.
  • this sensor is preferably arranged on the monitoring device.
  • the sensor can also be arranged on the first or second fastening element.
  • several sensors can also be provided, wherein in particular one sensor can be arranged on each fastening element and one sensor can be arranged on the monitoring device.
  • the control device can then initiate an anti-collision action. This can include, for example, ending the method and outputting a warning signal.
  • This warning signal can be output directly to the fire protection device.
  • the warning signal can also be transmitted to a central control device and displayed there.
  • the warning signal is transmitted via the communication device which is used for communication with the central control device.
  • the transmission can also take place by means of a dedicated communication unit, for example a communication unit of the anti-collision sensor.
  • the warning signal can also be transmitted to and displayed on one or more separate display elements.
  • An anti-collision action can also include an adaptation of the navigation path in such a way that the control device recalculates the navigation path in response to the detection of an obstacle, and corrects it in such a way that a collision with the obstacle is avoided.
  • the correction can be stored in the fire protection device so that, for example, a permanent obstacle is registered in the fire protection device.
  • the fire protection device is set up to identify an object to be monitored by the monitoring device along the navigation path based on an object identification.
  • the monitoring device can comprise an identification unit which allows an object to be identified. This identification takes place preferably along the navigation path. In some embodiments, the identification takes place at the individual target positions along the navigation path.
  • the object identification can preferably be done by an indication that is encompassed by the control signal.
  • the identification unit can be embodied as part of the communication unit and should be in communicative connection with it.
  • the central control device preferably comprises a database in which the objects located in the fire protection area are stored.
  • the inventory can be stored in the database, this inventory preferably being correlated with a location indicator. This allows a specific storage item to be assigned to a specific position within the high-bay warehouse.
  • the identification unit can also comprise a barcode scanner, an (RFID) reader or the like.
  • the objects to be identified then include an indication to be read out accordingly, such as a barcode or an RFID tag or the like.
  • the monitoring device moves along the navigation path, it can identify the objects by reading out the indication and, if necessary, transmit this identification to the central control device.
  • item identification can also be used for other applications, such as inventory.
  • the fire protection device can preferably be set up to call up the inventory of a warehouse from a database and to compare it with the actual inventory by identifying the individual objects, for example by means of the RFID device.
  • the fire protection device is set up to carry out the fire protection action based on the object identification.
  • the item identification is used to adapt the fire protection action to the item, i.e. to carry it out specifically for the item.
  • a suitable selection of the extinguishing fluid should be understood. This selection can be stored, for example, in a memory of the fire protection device and / or the central control device.
  • an object-specific implementation can also include the selection of a correct procedure for extinguishing actions, such as the decision not to extinguish aluminum if there is water as extinguishing fluid in the extinguishing tank of the fire protection device.
  • the object-specific initiation of the fire protection action can also include a transmission of the object identification to fire-fighting personnel, optionally together with an indication of possible problems and / or dangers.
  • the object-specific initiation of the fire protection action can also be a message indicating at which position a residual fire of which object exists.
  • the communication device is further set up to receive a configuration signal, the control device being set up to move the monitoring device to the destination at a predefined interval based on the configuration signal.
  • the fire protection system can remain active for a while and the fire-fighting action can continue. In such a case, it can be advantageous for the fire protection device to follow the navigation path again. If it is determined again when driving again that there are still too many residual fires, the fire protection device can be stimulated a third time to move along the navigation path. In order to ensure the most regular and uniform monitoring possible in such cases, a predetermined time interval can be entered into the central control device, which indicates the time interval between the monitoring passes.
  • the central control device can receive an input relating to the area to be monitored - that is to say completely or partially - and / or the navigation path to be used or the like. This information is then summarized in a configuration signal and transmitted to the communication device of the fire protection device.
  • the communication device receives the configuration signal and accordingly configures the control device to carry out a follow-up monitoring in accordance with the predetermined intervals in the event of a fire-fighting action.
  • the Control device are preferably configured to move the monitoring device along the navigation path in each of the intervals.
  • the method can here preferably take place automatically.
  • the invention relates to a fire protection system comprising at least one fire protection device according to the invention and an extinguishing fluid supply with a plurality of extinguishing fluid outlets which are set up to output extinguishing fluid in response to a fire event.
  • the fire protection system comprises a central control device which is set up to transmit the control signal and / or the configuration signal to the at least one fire protection device.
  • An extinguishing fluid supply with a plurality of extinguishing fluid outlets is understood to mean in particular a fire protection system, such as a sprinkler system or a nozzle extinguishing system.
  • the extinguishing fluid supply is provided by means of a pipe network which usually extends along the ceiling of the room protected by the fire protection system.
  • a plurality of extinguishing fluid outlets is understood to mean, in particular, corresponding sprinklers or nozzles for discharging the extinguishing fluid.
  • the fire protection system further comprises a central control device.
  • the central control device is here preferably set up to transmit the control signal and / or the configuration signal to the fire protection device or the multiple fire protection devices.
  • the central control device also serves as the central device of the fire protection system.
  • the central control device can adapt the control signal and / or the configuration signal based on the information obtained via the central device, such as, for example, the position of the outbreak of the fire event or the like.
  • the invention relates to a use of a fire protection device according to the invention for monitoring a fire protection area and for carrying out a fire protection action.
  • the fire protection device can in particular be used to monitor a fire protection area.
  • further uses are possible, such as using the fire protection device for inventory.
  • the fire protection device can preferably be set up to call up the inventory of a warehouse from a database and with the actual one Match inventory.
  • the fire protection device can in particular have an identification unit which comprises a reading device such as an RFID reading device or a barcode scanner. The reading device can then be used to identify the items in the warehouse and to compare the inventory thus determined with the inventory according to the database.
  • the invention relates to a method for monitoring a fire protection area, which comprises the following steps: receiving a control signal in a control device, moving a monitoring device by means of the control device along a navigation path in response to the control signal, with moving a Moving along a first direction of movement and a second direction of movement by means of a first fastening element and a second fastening element of the control device comprises; and performing a fire protection action when moving along the navigation path and / or at the destination.
  • the method according to the invention makes use of the advantages and preferred embodiments of the fire protection device according to the invention and the fire protection system according to the invention.
  • the preferred embodiments and developments of the fire protection device and the fire protection system are therefore at the same time preferred embodiments and developments of the method, which is why reference is made to the above statements in this regard.
  • the invention is described in more detail below with reference to the accompanying figures using preferred exemplary embodiments. Here show:
  • Fig. 1 is a schematic representation of a fixed fire protection device for
  • FIG. 2 a schematic representation of a fire protection system comprising at least one fire protection device according to FIG. 1 in a preferred embodiment
  • FIG. 3 shows a schematic illustration of a plurality of fire protection devices for monitoring a fire protection area according to the embodiment of FIG. 1;
  • FIG. 1 relates to a schematic representation of a stationary fire protection device 1 for monitoring a fire protection area.
  • the fire protection device 1 comprises a control device 10 with a control processor 15 and a holding frame 16, a monitoring device 20, an extinguishing device 30 and a communication device 40.
  • the holding frame 16 of the control device 10 is connected to a first fastening element 11 and a second fastening element 12.
  • first fastening element 11 and the second fastening element 12 are designed as rope elements.
  • the fastening elements 11 and 12 can also be designed as chains or wires.
  • the first fastening element 11 is held by a first cable winch 13 and the second fastening element 12 by a second cable winch 14.
  • the cable winches 13 and 14 are set up to change the length of the respective fastening elements 1 1 and 12.
  • the lengths of the fastening elements 11 and 12 are changed in response to a corresponding signal from the control device 10, the signal preferably being generated by the control processor 15, which is used to calculate the correct change in length for the intended movement is set up along a navigation path.
  • the signal is preferably transmitted from the control device to the transceivers 131 of the first cable winch and 141 of the second cable winch.
  • the control device 10 is moved along a first direction of movement that runs vertically to the floor surface and along a second direction of movement that runs horizontally, i.e. parallel to the floor surface, in order to move along a predetermined navigation path.
  • the control device 10 has a holding frame 16 which is set up to hold the monitoring device 20.
  • the holding frame 16 comprises a holding device 21 which is set up to insert the monitoring device 20 pivotably into the holding frame 16 of the control device 10.
  • the holding device 21 is designed as a pivotable bearing of the monitoring device 20, the degree of freedom of which is selected such that the monitoring device 20 is always aligned along a horizontal line that forms a normal to the second direction of movement. This can ensure that the monitoring device 20 can be reliably aligned in the direction of the objects to be monitored by moving the control device 10.
  • the monitoring device 20 comprises a fire sensor 22.
  • the fire sensor 22 is set up to determine one or more fire parameters, in particular a temperature, at a plurality of target positions along the navigation path.
  • the fire sensor 22 of the monitoring device 20 is aligned in the direction of one or more objects to be monitored, for example storage materials in a high-bay warehouse, and can thus determine the one or more fire parameters on or in the vicinity of the at least one object.
  • the close range is determined here on the basis of the detection area of the fire sensor 22. The larger the detection area, that is to say the area covered by the fire sensor 22 aimed at the object, the further the close range expands. In some embodiments, the close range is in the range from 0 to 50 cm, more specifically in the range from 0 to 30 cm, even more specifically in the range from 0 to 10 cm around the object.
  • the fire parameters can be evaluated either directly by the fire protection device 1 or by a central control device in communication with the fire protection device 1.
  • the fire protection device 1 comprises a communication unit 40.
  • the fire protection device 1 further comprises a sensor 30, which is set up to detect obstacles along the navigation path.
  • the sensor 30 is arranged on the holding frame 16 of the control device 10. In other embodiments, however, the sensor 30 can also be arranged on the monitoring device 20 and / or on one of the fastening elements 11 or 12. Further possible arrangements for the sensor 30 are also conceivable.
  • the sensor 30 is used to avoid possible collisions while moving. If the sensor 30 detects an obstacle along the navigation path, it sends a corresponding signal to the control device 10 in order to cause it to initiate an anti-collision action. In some embodiments, this anti-collision action consists in particular in stopping movement along the navigation path. As an alternative or in addition, the anti-collision action can also include a redefinition of the navigation path through which the obstacle is bypassed.
  • FIG. 2 schematically shows a fire protection system 100 according to the invention comprising the fire protection device 1 according to FIG. 1.
  • the same reference symbols denote the same elements.
  • the fire protection system 100 thus comprises the fire protection device 1 and a central control device 5.
  • the central control device 5 is designed as a fire alarm center. In other embodiments, however, the central control device 5 can also be designed as a building control center, extinguishing control center and the like.
  • the central control device 5 comprises a central communication unit 51, a display 52 and a database 53.
  • the central communication unit 51 is set up to communicate with the communication unit 40 of the fire protection device 1.
  • This communication can take place bidirectionally, so signals can be transmitted from the central communication unit 51 to the communication device 40 and signals can be transmitted from the communication device 40 to the central communication unit 51.
  • the central communication unit 51 transmits a control signal from the central control device 5, which causes the fire protection device 1 to move the monitoring device 20 by means of the control device 10 along the navigation path through the fire protection area to be monitored.
  • the navigation path is read out from the database 53.
  • the control signal also includes an object identification of the objects that are located along the navigation path. The objects are preferably correlated with corresponding target positions along the navigation path, so that it can be determined at which target position which object is located.
  • the fire protection area comprises a high-bay warehouse in which a plurality of high-bay racks are arranged as a rack arrangement 6.
  • the monitoring device 20 of the fire protection device 1 is moved by means of the control device 10 along the navigation path specified in the control signal between two high shelves in order to monitor the high shelving and the objects located therein along this navigation path using the fire sensor 22.
  • the fire parameters determined by the fire sensor 22 along the navigation path are then transmitted to the central communication unit 51 by the communication device 40.
  • the fire parameters are then evaluated by a processor in the central control device and the evaluation is shown on the display 52 of the central control device 5.
  • further information such as infrared images or recordings from a camera, can also be displayed on the display 52.
  • FIG. 3 shows a schematic representation of four fire protection devices 1, 1 ', 1 ′′ and 1 ′ ′′ for monitoring a fire protection area in the form of a shelf arrangement 6.
  • the same reference symbols again denote the same components.
  • the shelf arrangement 6 comprises the high shelves 60a, 60b and 60c.
  • the fire protection devices 1 and V are set up here to move the monitoring devices (not shown) by means of the control device 10, 10 'between the high shelves 60a and 60b along the first and second directions of movement.
  • the monitoring device of the fire protection device 1 is aligned in the direction of the high rack 60a in order to monitor the objects within this high rack 60a.
  • the monitoring device of the fire protection device V is aligned in the direction of the high rack 60b in order to monitor the objects within the high rack 60b.
  • the two monitoring devices are therefore aligned in opposite directions along a vertical plane to the plane formed by the high shelves 60a and 60b, that is to say “look” towards one another.
  • the monitoring devices can also have a rotating unit that allows them to turn 180 °, so when a potential event is identified by the first (opposite monitoring device), the larger area due to their greater distance and larger opening angle of the corresponding high rack is monitored, a smaller area can be monitored more precisely by the second monitoring device, which is arranged directly in front of the high rack.
  • the fire protection devices 1 "and 1 '” are set up to move the monitoring devices (not shown) by means of the control devices 10 "and 10'” between the high shelves 60b and 60c along the first and second direction of movement in order to move the monitoring devices 10 "and 10 '. “To move along a respective navigation path.
  • the arrangement is selected as for fire protection devices 1 and 1 ′′, namely such that the monitoring device of fire protection device 1 ′′ is oriented in the direction of high shelf 60b and the monitoring device of fire protection device 1 is oriented in the direction of high shelf 60c.
  • the high rack 60b is served by two fire protection devices 1 and 1 ′′.
  • the monitoring device of the fire protection device 1 and the monitoring device of the fire protection device 1 ′ ′′ can follow different navigation paths and can be moved independently of one another. However, a coordinated movement is also conceivable. To this end, the control devices 10 and 10 ′ ′′ would have to be put into a communicative connection with one another.
  • a separate fire protection device 1, 1 ′, 1 is therefore used for each side of a high rack 60a, 60b, 60c on which objects are stored - but not for the rear sides that are oriented in the direction of the walls "And 1 '" provided, whereby each of the monitoring devices of the fire protection devices 1, 1', 1 "and 1 can be moved independently of one another.
  • Each of these monitoring devices can be controlled via a respective control device 10, 10, 10 “and 10” either autonomously, by means of automatic control by a central control device and / or manually.
  • a combination of manually controllable and autonomously running fire protection devices is also covered by the invention.
  • FIG. 4 shows a schematic representation of the mode of operation of a fire protection device 1 according to the invention.
  • the control device 10 comprising the holding frame 16 with the monitoring device 20 is held by the first fastening element 11 and the second fastening element 12.
  • the first fastening element 11 and the second fastening element 12 are again designed as rope elements in the embodiment of FIG. 4.
  • the fastening elements 1 1, 12 can also include chains or the like and / or be designed as such.
  • the length of the first fastening element 11 can be changed by means of the cable winch 13.
  • the length of the second fastening element 12 can be changed by means of the cable winch 14.
  • the fire protection device 1 should now move to the object 61 in the shelf 60a.
  • the fire protection device 1 receives a corresponding control signal from the central control device 5 with a navigation indication and, optionally, an object identification.
  • the control device 10 determines the navigation path and the plurality of target positions along this navigation path, including the target position of the object 61 in the imaginary coordinate system of the shelf 60a, which is shown schematically in FIG. 4 as the h, l coordinate system.
  • the control device 10 uses this information to determine how the cable winches 13 and 14 are to be moved in order to move the monitoring device 20 arranged within the control device 10 along the navigation path.
  • the control device 10 uses the communication device 40 (not shown in FIG. 4) to transmit a corresponding control signal to the first cable winch 13 and the second cable winch 14, which each have a corresponding receiver for receiving the control signal.
  • the first cable winch 13 and the second cable winch 14 then move so that the first and second fastening elements 11, 12 have a corresponding length ratio in order to move the monitoring device 20 along the navigation path to the individual target positions.
  • the control device 10 and the monitoring device 20 are thus moved along the first direction of movement by a value Ah and along the second direction of movement by a value AI. Since the two directions of movement are correlated with one another in the embodiment of FIG. 4, this leads to a navigation path along the arrow B.
  • a fire protection device 1 can be provided which enables a fire protection area to be monitored even under unfavorable external conditions such as extinguishing fluid emitted under high pressure, since the fixed installation of the fire protection device and the movement of the monitoring device by means of corresponding fastening elements enable reliable movement along a navigation path .

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  • Business, Economics & Management (AREA)
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  • Engineering & Computer Science (AREA)
  • Operations Research (AREA)
  • Fire Alarms (AREA)

Abstract

L'invention concerne un dispositif de protection contre le feu pour la surveillance d'une zone de protection contre le feu comprenant un dispositif de commande et un dispositif de surveillance, le dispositif de surveillance étant conçu pour être déplacé, au moyen d'un premier et d'un deuxième élément de fixation, le long d'une première et d'une deuxième direction de déplacement, pour être ainsi déplacé le long d'un chemin de navigation, le dispositif de surveillance étant conçu pour, lors du déplacement le long du chemin de navigation, exécuter au moins une action de protection contre le feu, un procédé correspondant, une utilisation d'un tel dispositif de protection contre le feu et un système de protection contre le feu comprenant un tel dispositif de protection contre le feu.
PCT/EP2020/059478 2019-04-08 2020-04-03 Dispositif de protection contre le feu pour la surveillance d'une zone de protection contre le feu, système de protection contre le feu comprenant un tel dispositif de protection contre le feu et procédé correspondant pour la surveillance de la zone de protection contre le feu WO2020207906A2 (fr)

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DE102019109140.3A DE102019109140A1 (de) 2019-04-08 2019-04-08 Brandschutzvorrichtung zur Überwachung eines Brandschutzbereichs, Brandschutzsystem umfassend eine derartige Brandschutzvorrichtung und entsprechendes Verfahren zur Überwachung des Brandschutzbereichs
DE102019109140.3 2019-04-08

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DE102023101669A1 (de) 2023-01-24 2024-07-25 Amova Gmbh Feuerlöschkonzept in Hochregallager I

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IT1312126B1 (it) * 1999-04-12 2002-04-09 Domenico Piatti Robot antincendio per gallerie sospeso a monorataia, telecomandato,telescopico;con allacciamento automatico alla condotta idrica fissa,
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