EP1399645B1 - Dispositif d'aspiration avec systeme coupe-feu - Google Patents

Dispositif d'aspiration avec systeme coupe-feu Download PDF

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Publication number
EP1399645B1
EP1399645B1 EP02758213A EP02758213A EP1399645B1 EP 1399645 B1 EP1399645 B1 EP 1399645B1 EP 02758213 A EP02758213 A EP 02758213A EP 02758213 A EP02758213 A EP 02758213A EP 1399645 B1 EP1399645 B1 EP 1399645B1
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EP
European Patent Office
Prior art keywords
fluid
suction device
suction
swirl
hood
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP02758213A
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German (de)
English (en)
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EP1399645A1 (fr
Inventor
Volkhard Nobis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HiServ Gebaeudedienstleistungen GmbH
Original Assignee
Hiserv Gebaudedienstleistungen GmbH
HiServ Gebaeudedienstleistungen 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
Priority claimed from DE10136096A external-priority patent/DE10136096B4/de
Priority claimed from DE2002110769 external-priority patent/DE10210769B4/de
Application filed by Hiserv Gebaudedienstleistungen GmbH, HiServ Gebaeudedienstleistungen GmbH filed Critical Hiserv Gebaudedienstleistungen GmbH
Publication of EP1399645A1 publication Critical patent/EP1399645A1/fr
Application granted granted Critical
Publication of EP1399645B1 publication Critical patent/EP1399645B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
    • A62C3/0221—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires for tunnels
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/003—Ventilation of traffic tunnels
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying

Definitions

  • the invention relates to a suction device for a tunnel with at least a vortex hood. Furthermore, the invention relates to a method for suction of gases by means of at least one suction device.
  • From EP-A-1 O81 331 is a suction device for a tunnel with at least a vortex hood known in the event of a fire in a tunnel to achieve an improved smoke evacuation.
  • a disadvantage of the known Device is that it in case of fire to the formation of hot flue gases comes, leading to damage to the known suction device can. In addition, the flue gas contains particles that adhere to the Deflector can precipitate in the extraction area and cause damage. Finally, it is a disadvantage that in case of fire within the tunnel to Training tunnel areas comes, which are completely fogged with flue gases and have a harmful air quality for people. Will the sucked in the tunnel forming flue gases with the known device, From below flow more flue gases, so that people below the Continuously hold the suction device in a smoke cushion, which is negative affect the health of people.
  • US-A-3,221,635 relates to a vortex hood suction device attached to the End faces nozzle means to water by overpressure in the interior inject the vortex hood.
  • Vortex hood suction devices are already known from the prior art.
  • An essential component of such suction devices are linear Detection elements in the form of so-called vortex hoods. Is being used Thereby, the principle of hurricanes known from nature, in which the superposition a sink flow with a potential vortex occurs.
  • the vortex filament At the core of Vertebrae, the vortex filament, have large negative pressures of up to -5000 Pa.
  • the Rotation speed around the core is about ten times the extraction speed.
  • the advantages of this flow form are the good suction effect justified, with the particular impulse-laden gas streams such as thermal convection currents can be detected very well.
  • such Systems have so far been preferably in the iron and steel industry for suction of pollutant-laden convection currents and for the extraction of Smoke or harmful gases, for example in case of fire, used.
  • Object of the present invention is therefore a suction device and a Each method of the type mentioned above to provide, wherein the suction properties are further improved and beyond a Damage to the suction device in case of fire largely avoided and can be influenced directly on the fire.
  • the fluid in principle, it is possible according to the invention for the fluid to be sucked into the system Gas stream or injected into the air surrounding the suction device becomes. If the fluid in the gas stream to be extracted, which for example, it is hot flue gases and / or gases with a high particle loading can, injected, so the gas flow through the suction device according to the invention or the inventive method already in the surrounding area the suction device cooled quickly and efficiently. At the same time particles become particles already bound in the gas stream before entering the suction device. If the fluid is injected into the ambient air, then the physico-chemical Parameters of the ambient air are positively influenced. A damage the objects or persons located in the fire area becomes thereby reduced or at least significantly delayed.
  • the fluid is as a spray with a large heat and mass transfer area introduced into the gas stream.
  • the suction device as such from the harmful influence of the extracted Gases, especially from the high flue gas temperatures are protected.
  • the lower temperature load of the suction device due to the lower temperature load of the suction device to estimate lower equipment costs.
  • the injection transverse to the directed into the vortex hood Einsaugströmung he follows.
  • the nozzle of the injection device can be on the outside the vortex hood be arranged in the region of the suction opening. Conceivable However, the nozzle is also from the outside in the central area and / or in the area the end faces of the vortex hood and / or via suitable spacers to arrange opposite or transverse to the Einsaugströmung.
  • the injected liquid or the Spray mist from the intake flow slowed down, deflected and then almost slip-free is carried. It comes to the sudden Evaporation of at least a portion of the injected fluid, wherein the Heat transfer rate or the cooling rate of the hot flue gas rises sharply.
  • the main advantages of the suction device according to the invention So result from an improved heat transfer between the sprayed in spray mist and the extracted hot flue gas.
  • One possible Efficient heat transfer can occur in highly turbulent flows and high Temperature differences can be achieved.
  • the inventive Suction device or the inventive method ensured that the hot flue gases before entering the vortex hood in fractions of a Be cooled down for a second. This also contributes to the overall performance of the smoke extraction system.
  • the air temperature and the particle loading of the air can be regulated.
  • the fluid for example, an absorbent can be used.
  • the absorbent bound noxious gas components may be, for example to act carbon monoxide, nitrogen oxides, sulfur or acid gas components.
  • the injected via the nozzle of the Eindüs excited fluid should preferably a mean drop diameter of less than 100 microns, in particular of less than 10 microns. Even a smaller drop diameter is possible.
  • the smaller the diameter of the injected fluid droplets the more faster the injected fluid droplets are slowed down by the intake flow, deflected and then carried almost slip-free. simultaneously increases with decreasing drop diameter, the heat transfer rate, the means the flue gases are cooled faster.
  • the vortex hood the suction device preferably below the tunnel ceiling, in particular be arranged in the longitudinal direction of the tunnel.
  • a plurality of vortex hoods may be provided, wherein the vortex hoods preferably in the longitudinal direction of the tunnel opposite or side by side are arranged and wherein the suction openings of the vortex hoods from each other are averted.
  • each one of the juxtaposed Vortex hoods are provided for suction or supply air supply.
  • the suction device according to the invention in different ways. That's basically how it is possible that the injection device has only a single nozzle, via which the fluid is injected into the extracted gas or the ambient air becomes. Since devices of the generic type but usually have housing can, with a variety of flow sinks a considerable length reach, it is structurally provided that the Eindüs drove a plurality of nozzles, so that according to the method, the fluid at a plurality of Injections are injected. It can be provided that over the length of the housing distributed a plurality of nozzles are arranged, wherein also at certain Spots distributed over the cross section of the housing arranged several nozzles could be.
  • This gutter can be integral with the Housing be formed. In principle, it is also possible, this channel subsequently, for example, to set on a corresponding sheet.
  • a control or regulating device is to be provided.
  • this control device controls not only the addition of the dispersion gas, but it also serves to the fluid and / or dispersion gas admit as needed. So it is possible, via the control or regulating device only the fluid, only the dispersion gas or a mixed with dispersion gas Inject fluid into the intake flow. The injection takes place on demand.
  • the supply of the fluid or the dispersion gas via corresponding Supply lines which are basically integrated in the housing or attached to this can be.
  • the housing of the vortex hoods, as in the state of Technique is common, in the longitudinal direction, a plurality of interconnectable Housing sections on.
  • the individual housing sections then supply sections on the end with sealing connections are provided so that the individual supply line sections sealed together can be connected. It goes without saying that it is basically is also possible to subsequently attach corresponding leads to the housing.
  • the injection is demand-controlled. From It is particularly advantageous in this context that the desired Drop distribution, exhaust gas temperatures and / or hood temperatures and / or particle loadings the amount and / or the pressure of the fluid controlled or regulated. Constructively, this is a corresponding tax or Provided control device, which is preferably coupled to the nozzles, so that certain nozzle diameters are adjustable. Furthermore, in a preferred Design provided that each nozzle or groups of nozzles can be controlled via the control and regulating device. Also the amount injected fluid and / or gas are controlled or regulated.
  • corresponding sensors For measuring the relevant values in connection with the control or Regulation, corresponding sensors are provided, which contribute to the extinction, moisture and / or temperature measurement serve.
  • the flue gas in case of fire by a fire assigned vortex hood is sucked, that the remote from the fire Vortex hood supply air is supplied or deactivated and that during the Extraction on the suction side of the vane hood to be supplied or deactivated a fluid, in particular in the form of a spray in the supply air flow or is injected into the ambient air.
  • the advantage of the method according to the invention is that the fire performance of a fire in the area of the suction clearly can be reduced. Injection on the supply air side becomes the tunnel area completely fogged with the finest water droplets around the fire. This atomized air is reacted in the combustion reaction, wherein the Water droplets significantly lower the combustion temperatures at the source of the fire. As a result, the fire performance and the flue gas volume flow decreases.
  • the injection located on the supply air side is operated further, while the injection located on the suction side is not absolutely necessary is. Supporting this, of course, located on the suction side Injection of a fluid in the Einsaugströmung continue to be operated.
  • opposed vortex hood segments will be after that previously described procedures operated only in those places where a fire is present.
  • the vortex hoods can be deactivated and / or feed air.
  • a fluid is injected on both sides of the tunnel becomes.
  • both vortex hoods can also be in the Suction operation can be used.
  • double-sided injection of a fluid in the Ambient air leads to an almost complete fogging of the area below the suction device or the entire tunnel or the like.
  • Fig. 1 Shown in Fig. 1 is a suction device 1 for a tunnel 2, in particular for a car tunnel. It is understood that the term tunnel is very far is understood, including corridors and similar tunnel-like buildings includes.
  • the Suction device 1 has a channel 3, which from an upper boundary and a lower limit is limited. Furthermore, the suction device 1 two vortex hoods 4, 5 on.
  • the vortex hoods 4, 5 between the upper limit and the lower boundary are arranged and that the channel 3 laterally of each a vortex hood 4, 5, d. H. from the wall of the case of each Whirl hood 4, 5 is limited.
  • the lower boundary itself is as a lower substantially flat channel plate. 6 and formed integrally with the swirl hoods 4, 5.
  • the upper limit the device 1 is formed by an upper channel plate 7, which also is integrally formed with the swirl hoods 4, 5.
  • the device 1 has a plurality of such units, which are individual segments acts, which are aligned to the length of the tunnel 2 lined up can.
  • the upper boundary can also be formed by the tunnel ceiling become.
  • Each of the vortex hoods 4, 5 has a plurality of suction tubes 8, which consist of the respective vortex hood 4, 5 protrude directly into the channel 3. Becomes sucked through the channel 3, form between adjacent suction 8 Vortex with a high peripheral speed, resulting in a high dynamic and thus low static pressure in the area of the respective vortex hood 4, 5 lead, so that exhaust gases can be sucked accordingly.
  • the channel 3 has a central partition wall 9, through which the channel 3 in two Subchannels 10, 11 is divided.
  • the partial channel 10 is assigned to the vortex hood 4, while the sub-channel 11 of the vortex hood 5 is assigned.
  • the breakdown of the channel 3 in the sub-channels 10, 11 allows, via a sub-channel Supply air supply and dissipate via the other sub-channel exhaust air.
  • closure device 12 for on-demand closing and opening the openings of the suction tubes 8 are provided.
  • the closure device 12 has not shown in detail in Figures 1 and 2 Closure elements, for example in the form of flaps, the present are connected to each other via a connecting rod 13.
  • the connecting linkage 13 serves for the common actuation of a plurality of closure elements.
  • FIG. 2 shows a further embodiment of a device according to the invention 1 for detecting and exhausting air or other gases shown.
  • the suction device 1 also has two vortex hoods, which in turn each have a housing 14, which during operation of the device 1 a Within the housing 14 forming vortex flow at least partially encloses.
  • the housing 14 has an elongated shape, wherein the housing 14 for detecting or sucking a suction opening extending in the axial direction 15 has.
  • the housing 14 itself has a substantially cylindrical Shape, wherein the cross-section narrows on one side. Instead The housing can also be formed spirally or in the manner of a helix be.
  • the individual suction 8 are via the channel 3 and the sub-channel 10 with a suction device 16th connected.
  • the device 1 an injection device 17 for injecting associated with a fluid on the outside of the housing 14, wherein the fluid in the extracted or supplied gas stream outside the vortex hood or in the ambient air is injected.
  • the Eindüs worn 17 having only a single nozzle 18 are shown in all Embodiments provided a plurality of nozzles 18.
  • Out Fig. 2 shows that distributed over the length of the housing 14 a plurality of nozzles 18 are provided.
  • a control or Regulating device 21 provided by the fluid as needed or else a dispersion gas can be supplied.
  • the nozzles 18 are preferably designed as two-substance nozzles. These nozzles 18 are characterized in that the fluid and the gas fed separately and then mixed in the nozzle. Subsequently occurs the gas dispersed fluid through a common nozzle opening.
  • Control or regulation is the device 21 with the conveyors 22nd coupled to the fluid and 23 for the dispersion gas. In this way can be the flow and thus the injected amount of fluid and / or dispersion gas control or regulate.
  • control or regulating device 21 for Control or regulation of the desired droplet distributions, the exhaust gas temperatures and / or the housing temperatures provided. Otherwise it understands itself that the Eindüs adopted 17 next to the conveyors 22, 23 for the Fluid or the dispersion gas corresponding supply lines 24, 25, over the fluid or the gas is supplied to the nozzles 18.
  • the leads 24, 25 can be integrated into the housing 14 or also be subsequently grown.
  • FIG. 3 is a schematic cross-sectional view of a detail of FIG Suction device 1 according to the invention shown.
  • the suction device 1 at least one vortex hood 4 and at least one at least one nozzle 18 having Eindüs driven 17.
  • the nozzle 18 of Eindüs adopted 17 on the outside 31 of the vortex hood 4 arranged in the region of the suction opening 15.
  • the Outlet opening of the nozzle 18 opposite or transverse to the directed into the vortex hood 4 directed with flow arrows Einsaugströmung 33 directed.
  • the Einsaugströmung 33 is after passing through the suction opening 15 inside the Whirl hood 4 deflected so that a vortex flow 34 sets.
  • the Vortex flow 34 is formed between two adjacent suction tubes 8 of the vortex hood 4, wherein in Fig. 3, only one suction tube 8 is shown.
  • the suction device for example, under a tunnel ceiling 35, wherein the vortex hood 4 down through a lower boundary 6 is limited.
  • the injection of the fluid takes place outside of the vortex hood 4 against the Einsaugströmung 33 or - croqu in the form of a spray.
  • the injected Liquid droplets are decelerated rapidly by the Einsaugströmung 33, deflected and then carried almost slip-free.
  • the liquid droplets opposite or transverse to Einsaugströmung 33 it comes in Eindüs Scheme to form a spray 32 with turbulent flow profile.
  • the turbulences contribute to the heat transfer between the Einsaugströmung 33, which are, for example, hot flue gases or particle laden flue gases, and the spray 32 can be very runs fast, with a large part of the transferring to the spray 32 Heat leads to evaporation of the fluid.
  • the of the Einsaugströmung 33rd aspirated flue gases are thereby cooled abruptly. simultaneously the particles contained in the flue gas are bound.
  • the cooling of the Flue gases leads to a reduction in volume of the extracted gas flow, so that the power required for the suction of the suction device 1 ultimately sinks. This has a positive effect on the amount of investment and operating costs the suction device 1 from.
  • the flue gases are in the range cooled below the suction device 1, causing damage to the below the suction device 1 arranged objects or on the suction device 1 can be reduced or delayed.
  • Fig. 4 is a possible operating state of the suction device according to the invention 1 exemplified.
  • the suction device 1 has according to Fig. 4 at least two vortex hoods 4, 5 in two separate from each other Channels 10, 11.
  • Suction tubes 8 are provided at regular intervals, wherein only one suction tube 8 a vortex hood 4, 5 is shown.
  • the two vortex hoods 4, 5 of the suction device 1 are two different Assigned to tunnel areas. It comes as a result of a fire, for example as a result of a burning motor vehicle 37 to form a Fire hearth 36 below the vortex hoods 4, so may preferably both Vortex hoods 4, 5 are used to extract the released flue gases.
  • Fig. 5 is an alternative mode of operation of the suction device according to the invention 1 shown in their arrangement in a tunnel 2.
  • the configuration the suction device 1 and the arrangement of the Eindüs stimulate 17 correspond to the configuration shown in FIG.
  • the exhaust of the flue gases only on the fire 36 facing Side of the suction device 1 by means of this area associated with the vortex hood 5 takes place.
  • the swirl hood 4 facing away from the source of fire 36 either leads Supply air in the tunnel 1 or is completely deactivated.
  • the injection of a fluid through the Eindüs worn 17 on the fire 36 remote side of the suction device 1 is operated. there it is so that the nozzle 18 of Eindüs adopted 17 on the fire 36 facing away from the suction device 1 in the direction of the tunnel. 2 directed air flow is directed.
  • the injected into the Zu povertyströmung Fluid causes a region 38 forms with misted air.
  • the vortex hood segments 4, 5 of the suction device 1 are preferably activated only in the areas in which a source of fire 36 exists. This can ensure that the area 38 with atomized air does not spread over the entire tunnel 2, but only in the area of the source of fire 36.
  • the method described above is also applicable to suction devices finds, in which instead of a vortex hood 4, 5 another Absaugelement is provided.
  • Suction device 1 Another, not shown in detail operation possibility of the invention Suction device 1 is that after the extraction of the Flue gas on both sides of the suction device 1 an injection of the fluid is provided in the tunnel 2. This can be a largely complete Fogging of the tunnel 2 can be achieved. This is especially useful when it is feared that the fire 36 again after extinction survives or further fire can arise in other places.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
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  • Forests & Forestry (AREA)
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  • Business, Economics & Management (AREA)
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  • Biodiversity & Conservation Biology (AREA)
  • Ventilation (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
  • Alarm Systems (AREA)

Claims (14)

  1. Dispositif d'aspiration (1) pour un tunnel (2) comprenant au moins une hotte tourbillonnaire (4, 5), caractérisé en ce qu'au moins un dispositif d'injection (17) présentant au moins une buse (18) est prévu et en ce que la buse (18) du dispositif d'injection (17) est disposée de telle sorte sur ou dans la hotte tourbillonnaire (4, 5) et est réalisée de telle sorte pour produire un nuage pulvérisé (32), qu'un fluide puisse être injecté dans la région environnante d'une ouverture d'aspiration (15) de la hotte tourbillonnaire (4, 5) se trouvant en dehors de la hotte tourbillonnaire (4, 5), afin de permettre un traitement du gaz en dehors de la hotte tourbillonnaire (4, 5).
  2. Dispositif d'aspiration selon la revendication 1, caractérisé en ce que l'ouverture de sortie de la buse (18) est orientée hors de la hotte tourbillonnaire (4, 5) ou dans la hotte tourbillonnaire (4, 5) et en ce que l'ouverture de sortie de la buse (18) est orientée à l'encontre ou transversalement au flux d'aspiration (33) dirigé dans la hotte tourbillonnaire (4, 5).
  3. Dispositif d'aspiration selon la revendication 1 ou 2, caractérisé en ce que la buse (18) est réalisée pour l'injection de gouttelettes de liquide et en ce que de préférence, le diamètre moyen des gouttelettes est < 100 µm, notamment < 10 µm.
  4. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins deux hottes tourbillonnaires (4, 5) disposées notamment symétriquement sont prévues, les hottes tourbillonnaires (4, 5) s'étendant de préférence dans la direction longitudinale du tunnel (2) et étant disposées l'une à côté de l'autre, et les ouvertures d'aspiration (15) des hottes tourbillonnaires (4, 5) étant détournées l'une de l'autre.
  5. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins deux hottes tourbillonnaires (4, 5) sont disposées dans au moins un canal (3) présentant de préférence une limite supérieure et une limite inférieure, entre la limite supérieure et la limite inférieure, et en ce que le canal (3) est de préférence limité par chaque hotte tourbillonnaire (4, 5).
  6. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif d'injection (17) présente une pluralité de buses (18) et/ou en ce qu'une pluralité de buses (18) sont réparties depuis l'extérieur sur la longueur de la hotte tourbillonnaire (4, 5) et/ou en ce qu'une pluralité de buses (18) sont disposées depuis l'extérieur réparties sur la section transversale de la hotte tourbillonnaire (4, 5) et/ou en ce qu'au moins une buse (18) est prévue depuis l'extérieur dans la région centrale et/ou dans la région des côtés frontaux (19, 20) de la hotte tourbillonnaire (4, 5) et/ou des ouvertures d'aspiration (15).
  7. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce que sur ou dans le boítier (14) de la hotte tourbillonnaire (4, 5) est prévue au moins une rigole de collecte et d'écoulement s'étendant dans la direction longitudinale du boítier (14).
  8. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu un dispositif de commande (21) pour l'alimentation au besoin du fluide et/ou d'un gaz de dispersion pour le fluide et/ou en ce que l'on prévoit en tant que buses (18) des buses à deux substances pour l'alimentation du gaz de dispersion au fluide et/ou en ce que le débit quantitatif de fluide et/ou du gaz de dispersion est ajustable.
  9. Dispositif d'aspiration selon l'une quelconque des revendications précédentes, caractérisé en ce que l'on prévoit un dispositif de commande
    ou de régulation supplémentaire pour la commande ou la régulation de répartitions souhaitées de gouttelettes, de températures de gaz d'échappement et/ou de températures du boítier, etlou en ce que le dispositif de commande ou de régulation supplémentaire est accouplé aux buses (18) et en ce que chaque buse (18) ou groupe de buses (18) peut être commandé par le biais du dispositif de commande et de régulation supplémentaire et/ou en ce que le dispositif de commande ou de régulation supplémentaire est accouplé à des capteurs pour la mesure de l'extinction, la mesure de l'humidité et/ou la mesure de la température.
  10. Procédé pour l'aspiration de gaz au moyen d'au moins un dispositif d'aspiration (1), de préférence un dispositif d'aspiration (1) selon l'une quelconque des revendications précédentes, notamment pour l'aspiration de gaz de fumée provenant d'un tunnel (2), caractérisé en ce que dans le gaz à aspirer et/ou dans l'air environnant est injecté un fluide sous la forme d'un nuage pulvérisé (32) au moyen d'au moins une buse (18) disposée sur ou dans le dispositif d'aspiration (1) dans la région environnante d'une ouverture d'aspiration (15) du dispositif d'aspiration (1) se trouvant en dehors du dispositif d'aspiration (1), afin de permettre un traitement de gaz en dehors du dispositif d'aspiration (1).
  11. Procédé selon la revendication 10, caractérisé en ce que le fluide est injecté à l'encontre ou transversalement à la direction du courant d'aspiration (33) du gaz et/ou en ce que le fluide n'est injecté qu'en cas d'incendie.
  12. Procédé selon la revendication 10 ou 11, caractérisé en ce que le gaz de fumée est aspiré en cas d'incendie par la hotte tourbillonnaire (4, 5) associée à un foyer d'incendie (36), en ce que la hotte tourbillonnaire (4, 5) détournée du foyer d'incendie (36) apporte de l'air d'amenée ou est désactivée et en ce que pendant l'aspiration, un fluide est injecté du côté de l'aspiration de la hotte tourbillonnaire (4, 5) apportant de l'air d'amenée ou désactivée dans l'écoulement d'amenée et/ou dans l'air environnant.
  13. Procédé selon la revendication 12, caractérisé en ce qu'en cas d'incendie, un fluide est injecté par la hotte tourbillonnaire aspirante (4, 5) et/ou en ce que du gaz est aspiré par les deux hottes tourbillonnaires (4, 5) s'il n'y a pas d'incendie.
  14. Procédé selon l'une quelconque des revendications précédentes 12 à 13, caractérisé en ce qu'après l'aspiration du gaz de fumée, les deux hottes tourbillonnaires (4, 5) sont désactivées et/ou apportent de l'air d'amenée et/ou en ce qu'en particulier après la désactivation des hottes tourbillonnaires (4, 5), un fluide est injecté des deux côtés d'aspiration.
EP02758213A 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu Expired - Lifetime EP1399645B1 (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE10127121 2001-06-05
DE10127121 2001-06-05
DE10136096 2001-07-26
DE10136096A DE10136096B4 (de) 2001-06-05 2001-07-26 Vorrichtung und Verfahren zum Erfassen und Absaugen von Luft und anderen Gasen
DE10210769 2002-03-12
DE2002110769 DE10210769B4 (de) 2002-03-12 2002-03-12 Absaugvorrichtung
PCT/EP2002/006112 WO2002101197A1 (fr) 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu

Publications (2)

Publication Number Publication Date
EP1399645A1 EP1399645A1 (fr) 2004-03-24
EP1399645B1 true EP1399645B1 (fr) 2005-10-26

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EP02758213A Expired - Lifetime EP1399645B1 (fr) 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu

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AT (1) ATE307961T1 (fr)
DE (1) DE50204692D1 (fr)
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013012054A1 (de) 2013-07-15 2015-01-15 Martin Kuhblank Verfahren und Vorrichtung zur Brandbekämpfung durch Rauchgasabsaugung
EP2826953A2 (fr) 2013-07-15 2015-01-21 Martin Kuhblank Procédé et dispositif de lutte contre les incendies par aspiration des gaz de fumées

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO338760B1 (no) * 2014-02-06 2016-10-17 W Giertsen As System og framgangsmåte for ventilasjon av fjellrom, samt en viftekonstruksjon
CN113374520A (zh) * 2021-07-26 2021-09-10 中煤科工集团重庆研究院有限公司 一种喷浆综合控除尘系统及其自动调控方式
CN116764142A (zh) * 2023-06-19 2023-09-19 哲弗智能系统（上海）有限公司 一种烟雾检测方法及烟雾检测装置

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US3221635A (en) * 1963-05-31 1965-12-07 Jr Edward Hill Grease collection device for stoves
DE29718954U1 (de) * 1997-10-24 1998-01-08 Bader, Jürgen, 89537 Giengen Vorrichtung zur Überdruckbelüftung
FR2793149B1 (fr) * 1999-05-05 2001-11-30 Aristide Kaidonis Dispositif de lutte contre les incendies et les pollutions dans les tunnels
DE29911569U1 (de) * 1999-07-02 1999-09-30 Heck, Jürgen, 53359 Rheinbach Automatisches Brandschutzsystem für Verkehrstunnels
ATE273444T1 (de) * 1999-09-02 2004-08-15 Rud Otto Meyer Gmbh & Co Kg Verfahren und absauganlage zum entlüften bzw. rauchgasabsaugen in einem tunnel
DE10019537C2 (de) * 2000-04-20 2002-03-21 Kretzschmar Axel Anordnung zur Sicherung der Flucht und Rettung unter Rauch-, Wärme- und Schadstoffbelastung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013012054A1 (de) 2013-07-15 2015-01-15 Martin Kuhblank Verfahren und Vorrichtung zur Brandbekämpfung durch Rauchgasabsaugung
EP2826953A2 (fr) 2013-07-15 2015-01-21 Martin Kuhblank Procédé et dispositif de lutte contre les incendies par aspiration des gaz de fumées

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WO2002101197A1 (fr) 2002-12-19
DE50204692D1 (de) 2005-12-01
EP1399645A1 (fr) 2004-03-24
ATE307961T1 (de) 2005-11-15

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