WO2002101197A1 - Dispositif d'aspiration avec systeme coupe-feu - Google Patents

Dispositif d'aspiration avec systeme coupe-feu Download PDF

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Publication number
WO2002101197A1
WO2002101197A1 PCT/EP2002/006112 EP0206112W WO02101197A1 WO 2002101197 A1 WO2002101197 A1 WO 2002101197A1 EP 0206112 W EP0206112 W EP 0206112W WO 02101197 A1 WO02101197 A1 WO 02101197A1
Authority
WO
WIPO (PCT)
Prior art keywords
swirl
fluid
hood
suction
suction device
Prior art date
Application number
PCT/EP2002/006112
Other languages
German (de)
English (en)
Inventor
Volkhard Nobis
Original Assignee
Thyssenkrupp Hiserv 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 Thyssenkrupp Hiserv Gmbh filed Critical Thyssenkrupp Hiserv Gmbh
Priority to AT02758213T priority Critical patent/ATE307961T1/de
Priority to DE50204692T priority patent/DE50204692D1/de
Priority to EP02758213A priority patent/EP1399645B1/fr
Publication of WO2002101197A1 publication Critical patent/WO2002101197A1/fr

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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, preferably for a tunnel, in particular for a car tunnel, with at least one swirl hood. Furthermore, the invention relates to a method for the suction of gases by means of at least one suction device of the aforementioned type.
  • the object of the present invention is now to provide a suction device and a method of the type mentioned at the outset, the suction properties being further improved and, moreover, damage to the suction device in the event of fire being largely avoided and the fire source being influenced directly can.
  • a suction device with the preamble features of claim 1 that at least one injector device having at least one nozzle is provided and the nozzle of the injector device is arranged on or in the swirl hood and is designed to generate a spray mist.
  • a fluid in the manner of a spray is injected into the gas to be extracted and / or into the ambient air, in particular directly in front of the vortex hood and / or into the vortex hood.
  • the fluid is injected into the gas flow to be extracted or into the air surrounding the extraction device.
  • the fluid is injected into the gas flow to be extracted, which can be, for example, hot flue gases and / or gases with a high particle load
  • the gas flow through the suction device according to the invention or the method according to the invention is quickly and efficiently already in the vicinity of the suction device cooled.
  • particles in the gas stream are bound before they enter the suction device.
  • the fluid is injected into the ambient air, the physical-chemical parameters of the ambient air can be positively influenced. Damage to objects or people in the fire area is reduced or at least considerably delayed.
  • the fluid is introduced into the gas stream as a spray with a large heat and mass transfer area.
  • the suction device as such can be protected against the damaging influence of the sucked gases, especially from the high flue gas temperatures, are protected.
  • the lower temperature load on the suction device due to the lower temperature load on the suction device, lower system costs are to be estimated.
  • the nozzle of the injection device can be arranged on the outside of the swirl hood in the area of the suction opening. However, it is also conceivable to arrange the nozzle from the outside in the central region and / or in the region of the end faces of the swirl hood and / or by means of suitable spacers, counter to or transversely to the intake flow.
  • the injected liquid or the spray mist is quickly braked by the intake flow, deflected and then carried along with almost no slip. Sudden evaporation of at least part of the injected fluid occurs, the heat transfer rate or the cooling rate of the hot flue gas increasing sharply.
  • the main advantages of the suction device according to the invention thus result from an improved heat transfer between the sprayed spray and the extracted hot flue gas. The most efficient possible heat transfer can be achieved with strongly turbulent flows and high temperature differences.
  • the suction device according to the invention and the method according to the invention ensure that the hot flue gases are cooled in a fraction of a second before entering the swirl hood. Overall, this also contributes to an increase in the performance of the smoke extraction system.
  • the air temperature and the particle loading of the air can be regulated by injecting a fluid in the manner of a spray into the ambient air in front of the vortex hood or into the vortex hood itself.
  • a fluid in the manner of a spray into the ambient air in front of the vortex hood or into the vortex hood itself.
  • the large heat and mass transfer areas of the spray mist immediately for rapid cooling or particle binding of the ambient air.
  • other noxious gas components can simultaneously be bound by the spray, it being possible, for example, to use an absorption agent as the fluid.
  • the harmful gas components bound to the absorbent by absorption can be, for example, carbon monoxide, nitrogen oxides, sulfur or acidic gas components.
  • the injection of a fluid into the ambient air helps to improve the overall air quality in the area of the suction device. People who are in the area of the suction device are no longer hindered in their orientation by thick clouds of smoke.
  • the fluid injected via the nozzle of the injection device should preferably have an average drop diameter of less than 100 ⁇ m, in particular less than 10 ⁇ m.
  • a smaller drop diameter is also possible.
  • the smaller the diameter of the injected fluid droplets the faster the injected fluid droplets are braked by the intake flow, deflected and then carried along with virtually no slippage.
  • the heat transfer rate increases, which means that the flue gases are cooled more quickly.
  • a smaller droplet diameter contributes to the swirling of the sprayed-in spray, which in turn has a positive effect on the heat transfer.
  • the swirl hood of the suction device can preferably be arranged below the tunnel ceiling, in particular in the longitudinal direction of the tunnel.
  • a plurality of swirl hoods can be provided, the swirl hoods preferably being arranged opposite or next to one another in the longitudinal direction of the tunnel and the suction openings of the swirl hoods facing away from one another. This makes it possible, for example, to use one of the two swirl hoods arranged opposite one another for the supply of air, while the other of the two swirl hoods is used for extracting the flue gases or the harmful gases.
  • the suction device should have such a width, that it extends across several lanes transverse to the direction of travel. If there is a fire on one of the two lanes, one of the side-by-side swirl hoods can be provided for extraction or for supply air if necessary.
  • the injection device with at least one nozzle is used to inject into the vortex hood with at least one further nozzle.
  • the advantages of the suction device according to the invention can be combined with the advantages which result from the arrangement of the nozzle within the vortex hood and the injection of the fluid into the extracted gas stream after entry into the suction device.
  • the injection of a fluid is only provided in the event of a fire or when highly particulate-laden exhaust gases are generated.
  • the suction device it is possible to design the suction device according to the invention in different ways. In principle, it is thus possible for the injection device to have only a single nozzle, through which the fluid is injected into the extracted gas or the ambient air.
  • the injection device since devices of the generic type can generally have housings that reach a considerable length with a large number of flow sinks, it is structurally provided that the injection device has a plurality of nozzles, so that, according to the method, the fluid is injected at a plurality of points. It can be provided that a plurality of nozzles are arranged distributed over the length of the housing, and several nozzles can also be arranged at certain points over the cross section of the housing.
  • nozzles lie on the same longitudinal axis of the housing.
  • a spiral or zigzag arrangement is also possible.
  • the number and arrangement depends of the nozzles depending on the respective application requirements. The principle applies that the more nozzles or injection points are required, the higher the temperature of the exhaust gas stream and / or the ambient temperature or the higher the particle loading.
  • Drainage channel can be formed in one piece with the housing. In principle, however, it is also possible to retrofit this channel, for example using a corresponding sheet.
  • a control or regulating device must be provided for this purpose. This control or regulating device not only controls the addition of the dispersion gas, but also serves to add the fluid and / or dispersion gas as required. It is thus possible to inject only the fluid, only the dispersion gas or a fluid mixed with dispersion gas into the intake flow via the control or regulating device. The injection is controlled as required.
  • two-substance nozzles are used as nozzles, through which both the dispersion gas and the fluid are injected.
  • contamination of the nozzle opening and thus closure of the opening can be prevented even when the injection of the fluid is switched off.
  • the supply of the fluid or the dispersion gas takes place via corresponding supply lines, which can in principle be integrated into the housing or attached to it.
  • the housing of the swirl hoods has a plurality of housing sections which can be connected to one another in the longitudinal direction. According to the invention, the individual housing sections then have supply sections which are terminated with sealing connections are provided so that the individual lead sections can be connected to each other in a sealed manner. It goes without saying that it is fundamentally also possible to retrofit corresponding supply lines to the housing.
  • the injection is carried out as required.
  • the quantity and / or the admission pressure of the fluid is controlled or regulated in order to set the desired drop distribution, exhaust gas temperatures and / or hood temperatures and / or particle loads.
  • a corresponding control or regulating device is provided for this purpose, which is preferably coupled to the nozzles, so that certain nozzle diameters can be set.
  • each nozzle or groups of nozzles can be controlled via the control and regulating device.
  • the amount of fluid and / or gas injected can also be controlled or regulated.
  • Appropriate sensors are provided for measuring the relevant values in connection with the control or regulation, which are used for measuring extinction, humidity and / or temperature.
  • the invention further relates to a method for extracting gases, in particular smoke gases from a tunnel in the event of a fire, with at least one extraction device, the extraction device preferably having at least two vortex hoods and the vortex hoods being arranged next to one another and extending in the longitudinal direction.
  • the invention provides that the flue gas is extracted in the event of a fire through the swirl hood assigned to a source of fire, and that the swirl hood facing away from the source of the fire supplies or deactivates supply air and that a fluid is injected into the supply air flow or into the ambient air, in particular in the form of a spray, on the suction side of the vortex hood which supplies or is deactivated.
  • the advantage of the method according to the invention is that the fire performance of a source of fire in the area of the suction device can be significantly reduced.
  • the tunnel area around the source of the fire is completely nebulized with the finest water droplets.
  • This atomized air is converted in the combustion reaction, with the water droplets significantly lowering the combustion temperatures at the source of the fire.
  • the fire performance and the flue gas volume flow decrease.
  • the injection located on the supply air side continues to be operated, while the injection located on the suction side is not absolutely necessary.
  • the injection of a fluid into the intake flow located on the suction side can of course continue to be operated.
  • the intake flow on the exhaust air side of the tunnel i.e.
  • a “spraying device” is also understood to mean a sprinkler system or the like.
  • Opposing swivel hood segments are preferably operated according to the previously described method only at the points where there is a source of fire.
  • the swirl hoods can be deactivated and / or supply air can be supplied.
  • a further operating possibility is that after a fire, namely after the smoke gas has been extracted, a fluid is injected on both sides of the tunnel.
  • both swirl hoods can be used again in the suction operation. When a fluid is injected into the ambient air on both sides, the area below the suction device or the entire tunnel or the like is almost completely obscured.
  • FIG. 1 is a perspective cross-sectional view of an embodiment of a suction device according to the invention
  • Fig. 2 is a schematic view of part of the invention
  • Fig. 3 is a schematic representation of the injection of a fluid in
  • FIG. 4 shows a schematic representation of an embodiment of a suction device arranged in a tunnel with two opposite swirl hoods for smoke extraction on both sides in the event of a fire
  • FIG. 5 shows a schematic representation of the suction device from FIG. 4 for one-sided smoke extraction with fogging of the source of the fire in the event of a fire
  • FIG. 6 shows a schematic cross-sectional view of a further embodiment of a device according to the invention.
  • FIG. 7 shows a cross-sectional view of a further embodiment of a device according to the invention.
  • FIG. 8 shows a cross-sectional view of a further embodiment of a device according to the invention.
  • 1 shows a suction device 1 for a tunnel 2, in particular for a car tunnel.
  • tunnel is to be understood very broadly, that is to say also includes corridors and similar tunnel-like structures.
  • the suction device 1 has a channel 3 which is delimited by an upper limit and a lower limit. Furthermore, the suction device 1 has two swirl hoods 4, 5.
  • the swirl hoods 4, 5 are arranged between the upper limit and the lower limit and that the channel 3 is lent by a respective swirl hood 4, 5, d. H. is limited by the wall of the housing of the respective vortex hood 4, 5.
  • the swirl hoods 4, 5 are arranged on the lower boundary.
  • the lower boundary itself is designed as a lower, essentially flat channel plate 6 and in one piece with the swirl hoods 4, 5.
  • the upper limit of the device 1 is formed by an upper channel plate 7, which is also formed in one piece with the swirl hoods 4, 5.
  • the device 1 has a large number of such structural units, which are individual segments which can be lined up in a manner adapted to the length of the tunnel 2.
  • the upper limit can also be formed by the tunnel ceiling.
  • Each of the vortex hoods 4, 5 has a plurality of suction tubes 8 which protrude directly into the channel 3 from the respective vortex hood 4, 5. If suction is carried out via the channel 3, vortices with a high circumferential speed form between adjacent exhaust pipes, which lead to a high dynamic and thus low static pressure in the area of the respective vortex hood 4, 5, so that exhaust gases can be extracted accordingly.
  • the channel 3 has a central partition 9 through which the channel 3 is divided into two sub-channels 10, 11.
  • the subchannel 10 is assigned to the swirl hood 4, while the subchannel 11 is assigned to the swirl hood 5.
  • the division of the duct 3 into the sub-ducts 10, 11 enables supply air to be supplied via one sub-duct and exhaust air to be discharged via the other sub-duct.
  • a closure device 12 is provided for closing and opening the openings of the suction pipes 8 as required.
  • the closure device 12 has closure elements not shown in detail in FIGS. 1 and 2, for example in the form of flaps, which are connected to one another in the present case via a connecting rod 13.
  • the connecting rod 13 serves for the joint actuation of a plurality of closure elements.
  • the suction device 1 also has two swirl hoods, each of which in turn has a housing 14 which at least partially encloses a vortex flow which forms within the housing 14 during operation of the device 1.
  • the housing 14 has an elongated shape, the housing 14 having a suction opening 15 extending in the axial direction for gripping or suctioning.
  • the housing 14 itself has a substantially cylindrical shape, the cross section narrowing on one side. Instead, the housing can also be spiral or in the form of a worm gear.
  • a plurality of suction tubes 8 open into the housing 14 and project into the channel 3 on the other side. The individual suction pipes 8 are connected to a suction device 16 via the channel 3 or the partial channel 10.
  • the device 1 is associated with an injection device 17 for injecting a fluid on the outside of the housing 14, the fluid being injected into the extracted or supplied gas stream outside the vortex hood or into the ambient air.
  • the injection device 17 may have only a single nozzle 18, a plurality of nozzles 18 are provided in all the exemplary embodiments shown. From Fig. 2 it follows that a plurality of nozzles 18 are provided distributed over the length of the housing 14. In principle, however, it is also possible to arrange the individual nozzles 18 elsewhere on the housing 14, for example in the region of the end faces 19, 20 of the housing 14 or else in the region of the suction pipes 8. In the embodiment shown in FIG.
  • a control or regulating device 21 is also provided, through which fluid or else a dispersion gas can be supplied if necessary. Via the device 21 it is therefore possible to inject either only fluid, only dispersion gas or else fluid dispersed with gas.
  • the nozzles 18 are preferably designed as two-substance nozzles. These nozzles 18 are characterized in that the fluid and the gas are supplied separately and then mixed in the nozzle. The gas-dispersed fluid then exits through a common nozzle opening.
  • the device 21 is coupled to the conveying devices 22 for the fluid and 23 for the dispersion gas. In this way, the flow and thus the amount of fluid and / or dispersion gas injected can be controlled or regulated.
  • control or regulating device 21 is provided for controlling or regulating the desired drop distributions, the exhaust gas temperatures and / or the housing temperatures.
  • injection device 17 has, in addition to the conveying devices 22, 23 for the fluid or the dispersion gas, corresponding supply lines 24, 25, via which the fluid or the gas is fed to the nozzles 18.
  • the feed lines 24, 25 can be integrated into the housing 14 or can also be retrofitted.
  • the suction device 1 has at least one swirl hood 4 and at least one injection device 17 having at least one nozzle 18.
  • the nozzle 18 of the injection device 17 is arranged on the outside 31 of the swirl hood 4 in the region of the suction opening 15.
  • the outlet opening of the nozzle 18 is preferably directed counter to or transversely to the intake flow 33 provided with flow arrows in the swirl hood 4.
  • the suction flow 33 is deflected inside the vortex hood 4 after passing through the cut-off opening 15, so that a vortex flow 34 is established.
  • the vortex flow 34 is formed between two adjacent suction pipes 8 of the swirl hood 4, only one suction pipe 8 being shown in FIG. 3. 1, the suction device 1 is arranged, for example, under a tunnel ceiling 35, the swirl hood 4 being bounded at the bottom by a lower boundary 6.
  • the fluid is injected outside the swirl hood 4 against the suction flow 33 or direction in the form of a spray.
  • the injected liquid droplets are quickly decelerated by the intake flow 33, deflected and then carried along with almost no slip. Due to the injection of the liquid droplets opposite or transverse to the intake flow 33, a spray mist 32 with a turbulent flow profile is formed in the injection area.
  • the turbulence contributes to the fact that the heat transfer between the intake flow 33, which can be hot flue gases or particle-laden flue gases, for example, and the spray mist 32 takes place very quickly, with a large part of the heat transferred to the spray mist 32 to evaporate the Fluid leads.
  • the smoke gases sucked in by the intake flow 33 are suddenly cooled.
  • the particles contained in the flue gas are bound.
  • the cooling of the flue gases leads to a reduction in the volume of the extracted gas flow, so that the power of the extraction device 1 required for extraction ultimately drops. This has a positive effect on the level of investment and operating costs of the suction device 1.
  • the flue gases are cooled in the area below the suction device 1, whereby damage to the objects arranged below the suction device 1 or to the suction device 1 can be reduced or delayed.
  • people who are in tunnel 2 are protected.
  • 4 shows a possible operating state of the suction device 1 according to the invention.
  • 4 has at least two swirl hoods 4, 5 in two channels 10, 11 which are separate from one another.
  • Suction tubes 8 are provided at regular intervals, only one suction tube 8 of a swirl hood 4, 5 being shown in each case.
  • the two swirl hoods 4, 5 of the suction device 1 are assigned to two different tunnel areas. If there is a fire 36 below the swirl hoods 4 as a result of a fire, for example as a result of a burning motor vehicle 37, then preferably preferably both swirl hoods 4, 5 can be used to extract the released smoke gases. By injecting a fluid through the injection device 17, the flue gases are cooled in the manner described above.
  • FIG. 5 shows an alternative mode of operation of the suction device 1 according to the invention when it is arranged in a tunnel 2.
  • the configuration of the suction device 1 and the arrangement of the injection device 17 correspond to the configuration shown in FIG. 3.
  • the smoke gases are only extracted on the side of the suction device 1 facing the fire source 36 by means of the swirl hood 5 assigned to this area.
  • the swirl hood 4 facing away from the source of the fire 36 either leads supply air into the tunnel 1 or is completely deactivated. It is now provided that the injection of a fluid through the injection device 17 continues on the side of the suction device 1 facing away from the source of the fire 36.
  • the nozzle 18 of the injection device 17 on the side of the suction device 1 facing away from the source of the fire 36 is directed in the direction of the air flow supplied to the tunnel 2.
  • the fluid injected into the supply air flow leads to the formation of a region 38 with atomized air.
  • a circulation flow is established in the tunnel 2, which is directed from the side of the suction device 1 facing away from the source of the fire 36 towards the side of the suction device 1 facing the source of the fire 36.
  • the area 38 is transported with atomized air in the direction of the source of the fire 36, the source of the fire 36 being atomized with water droplets.
  • the atomized air is partially consumed in the combustion reaction in the source of the fire 36, the water droplets reducing the temperatures in and around the source of the fire 36. This reduces the fire performance and thus the flue gas volume flow.
  • the swirl hood segments 4, 5 of the suction device 1 are preferably activated only in the areas in which there is a source of fire 36. This can ensure that the area 38 with nebulized air does not spread over the entire tunnel 2, but only in the area of the source of the fire 36 it is possible that the method described above also applies to suction devices in which a different suction element is provided instead of a swirl hood 4, 5.
  • a further operating possibility, not shown in detail, of the suction device 1 according to the invention consists in that after the smoke gas has been extracted, the fluid is injected into the tunnel 2 on both sides of the suction device 1. As a result, a largely complete fogging of the tunnel 2 can be achieved. This is particularly useful when there is reason to fear that the source of the fire 36 will revive after it has gone out, or that further sources of fire may occur at other locations.
  • FIGS. 6 to 8 an injection is shown in which the fluid is injected into the housing 40 of the swirl hood 4, 5.
  • nozzles 18 are arranged in the cross-sectional plane. It goes without saying that even more than three nozzles 18 can be provided in the cross-sectional plane. For the rest, it is not fundamentally necessary for nozzles 18 arranged next to one another in the longitudinal direction of the housing 40 to lie on the same longitudinal axis of the housing. It is also possible that the nozzles 18 are arranged along the length of the housing 14, for example in a zigzag arrangement or in a spiral arrangement.
  • the nozzles 18 are aligned with their nozzle axes transversely to the direction of the eddy current. The nozzles 18 are therefore directed towards the center 41 of the vortex.
  • two other possibilities are shown in FIG.
  • the upper of the two illustrated nozzles 18 is oriented with its nozzle axis in the direction of the vortex flow, which is indicated by the arrows 42, while the lower nozzle 18 is oriented with its nozzle axis against the direction 42 of the vortex flow.
  • a nozzle 18 with such a nozzle öffiiung has been chosen that there is a widely expanding spray cone 43.
  • the spray cones 43 each widen by more than 60 degrees.
  • the individual nozzles 18 are arranged exactly in the middle between two adjacent suction openings 15 or suction or sink pipes 8. In principle, however, it is also possible to arrange the individual nozzles 8 elsewhere on the housing 14, for example in the region of the end faces of the housing 14 or in the region of the suction pipes 8.
  • two collecting and drainage channels 44, 45 running in the longitudinal direction of the housing 2 are provided on the housing 14.
  • the grooves 44, 45 are formed in one piece with the housing 14. Both channels 44, 45 have a predetermined inclination in the longitudinal direction so that the collected fluid can run off.
  • the collecting and drainage channel 44 is preceded by a curvature 46, so that the vortex flow, which flows along the inner wall of the housing 12 in the area of the aperture 47, does not break off at the channel 44.
  • the groove 45 is also formed, which is arranged in a recessed manner with respect to the adjacent inner wall of the housing 14, to be precise also with the outer edge.

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

Abstract

L'invention concerne un dispositif d'aspiration (1), destiné de préférence à un tunnel (2), en particulier à un tunnel pour automobiles, lequel comprend au moins une hotte à turbulence (4, 5). Pour que les caractéristiques d'aspiration de ce dispositif d'aspiration (1) soient améliorées, pour qu'un endommagement de ce dispositif soit, dans une large mesure, empêché en cas d'incendie et pour qu'il soit possible d'agir directement sur le foyer de l'incendie, il est prévu, selon l'invention, que ce dispositif comprenne au moins un dispositif d'injection (17) comportant au moins une buse et que ladite buse (18) du dispositif d'injection (17) soit disposée sur ou dans la hotte à turbulence (4, 5) et soit conçue pour produire un brouillard de fines gouttelettes (32).
PCT/EP2002/006112 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu WO2002101197A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT02758213T ATE307961T1 (de) 2001-06-05 2002-06-05 Absaugvorrichtung mit brandschutzsystem.
DE50204692T DE50204692D1 (de) 2001-06-05 2002-06-05 Absaugvorrichtung mit brandschutzsystem.
EP02758213A EP1399645B1 (fr) 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE10127121.2 2001-06-05
DE10127121 2001-06-05
DE10136096A DE10136096B4 (de) 2001-06-05 2001-07-26 Vorrichtung und Verfahren zum Erfassen und Absaugen von Luft und anderen Gasen
DE10136096.7 2001-07-26
DE2002110769 DE10210769B4 (de) 2002-03-12 2002-03-12 Absaugvorrichtung
DE10210769.6 2002-03-12

Publications (1)

Publication Number Publication Date
WO2002101197A1 true WO2002101197A1 (fr) 2002-12-19

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Family Applications (1)

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PCT/EP2002/006112 WO2002101197A1 (fr) 2001-06-05 2002-06-05 Dispositif d'aspiration avec systeme coupe-feu

Country Status (4)

Country Link
EP (1) EP1399645B1 (fr)
AT (1) ATE307961T1 (fr)
DE (1) DE50204692D1 (fr)
WO (1) WO2002101197A1 (fr)

Cited By (2)

* 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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2826953A3 (fr) 2013-07-15 2016-04-06 Martin Kuhblank Procédé et dispositif de lutte contre les incendies par aspiration des gaz de fumées
DE102013012054A1 (de) 2013-07-15 2015-01-15 Martin Kuhblank Verfahren und Vorrichtung zur Brandbekämpfung durch Rauchgasabsaugung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221635A (en) * 1963-05-31 1965-12-07 Jr Edward Hill Grease collection device for stoves
DE29911569U1 (de) * 1999-07-02 1999-09-30 Heck Juergen Automatisches Brandschutzsystem für Verkehrstunnels
CH689951A5 (de) * 1997-10-24 2000-02-15 Juergen Bader Vorrichtung zur Ueberdruckbelüftung.
FR2793149A1 (fr) * 1999-05-05 2000-11-10 Aristide Kaidonis Dispositif de lutte contre les incendies et les pollutions dans les tunnels
EP1081331A1 (fr) * 1999-09-02 2001-03-07 Rud. Otto Meyer GmbH & Co. KG Procédé et système d'aspiration pour la ventilation, p.e. de fumée dans des tunnels
WO2001080954A1 (fr) * 2000-04-20 2001-11-01 Axel Kretzschmar Agencement pour securiser l'evacuation et le sauvetage en cas de sollicitations dues a des fumees, des charges thermiques et polluantes

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221635A (en) * 1963-05-31 1965-12-07 Jr Edward Hill Grease collection device for stoves
CH689951A5 (de) * 1997-10-24 2000-02-15 Juergen Bader Vorrichtung zur Ueberdruckbelüftung.
FR2793149A1 (fr) * 1999-05-05 2000-11-10 Aristide Kaidonis Dispositif de lutte contre les incendies et les pollutions dans les tunnels
DE29911569U1 (de) * 1999-07-02 1999-09-30 Heck Juergen Automatisches Brandschutzsystem für Verkehrstunnels
EP1081331A1 (fr) * 1999-09-02 2001-03-07 Rud. Otto Meyer GmbH & Co. KG Procédé et système d'aspiration pour la ventilation, p.e. de fumée dans des tunnels
WO2001080954A1 (fr) * 2000-04-20 2001-11-01 Axel Kretzschmar Agencement pour securiser l'evacuation et le sauvetage en cas de sollicitations dues a des fumees, des charges thermiques et polluantes

Cited By (2)

* 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

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DE50204692D1 (de) 2005-12-01
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ATE307961T1 (de) 2005-11-15

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