EP1026451A1 - Maschinelle Rauch- und Wärmeabzugsanlage - Google Patents
Maschinelle Rauch- und Wärmeabzugsanlage Download PDFInfo
- Publication number
- EP1026451A1 EP1026451A1 EP00101485A EP00101485A EP1026451A1 EP 1026451 A1 EP1026451 A1 EP 1026451A1 EP 00101485 A EP00101485 A EP 00101485A EP 00101485 A EP00101485 A EP 00101485A EP 1026451 A1 EP1026451 A1 EP 1026451A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas
- smoke
- steam
- vacuum pump
- supplier
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F2007/001—Ventilation with exhausting air ducts
Definitions
- the invention relates to a mechanical smoke and heat exhaust system for smoke extraction from structures, e.g. buildings, Tunnels and a. to escape for people with smoke and heat and / or harmful gases or aerosols exposed areas and emergency personnel have access to them or the fire brigade to enable targeted fire-fighting. Furthermore, damage to the construction facilities, including things contained therein, are minimized become.
- Smoke and heat exhaust systems are essentially in the EN-DIN 18232-1: 1998-01. With mechanical smoke extraction it becomes a derivative of smoke and heat from construction systems a pressure difference between a section of smoke and the external environment of the building Plant generated. In addition, it is known to be built To protect against the ingress of smoke or generated by means of overpressure Discharge smoke safely.
- Conventional mechanical smoke and heat exhaust systems essentially consist of a suction pressure generator, for example a smoke extraction fan, an energy supply for this and a smoke control system.
- the smoke extract fans are installed at prescribed locations, usually in the roof or wall area of the building. According to the above-mentioned DIN, such systems must be set up so that they reliably discharge smoke and heat from the building over a period of approximately 20 minutes until the fire brigade arrives. If the fire brigade's approach routes are long, it only makes sense to set them up in conjunction with automatic extinguishing systems. The reason for this is that the performance of fans is limited. That is why smoke and heat extraction systems are only effective in the event of a fire. This performance restriction also has the consequence that the smoke section surfaces acc. the above mentioned DIN are limited to 1600m 2 .
- the fire brigade in the event of fire and also after the Fire fighting ventilation equipment used to smoke and Remove harmful gases from rooms. This is done both by blowing of fresh air as well as by extracting the smoke and harmful gases.
- Such mobile smoke extraction systems are for example in the prospectus of Hale Products Europe GmbH.
- the object is achieved by the features of the patent claim.
- the sub-claims 2 to 6 show different installation and application options of the suction pressure generator and the gas or steam supplier.
- the known variant of the fixed installation of the smoke and heat exhaust system on the building system is still a solution that is often still practicable.
- the suction side of the gas or steam jet vacuum pump is connected to the duct system provided for smoke extraction from the building system.
- the performance of the smoke and heat extraction signal according to the invention also allows the suction side of the gas or steam jet vacuum pump to open directly into the room to be extracted. This is particularly important for large halls or atriums.
- the subclaims 7 to 10 show examples of the use of different gas or steam suppliers.
- the use of jet engines will be preferred because of their availability, relatively simple assembly and their uncomplicated mobile use.
- gas or steam suppliers already present in the vicinity of the structures, such as, for. B. to use a compressed air system or a steam generator.
- the latter will be advantageous if there is a combined heat and power plant or a steam-powered electrical energy generator in the vicinity of the building to be extracted.
- a liquid gas system can also be installed or used as a mobile gas supplier.
- Another decisive advantage of the system according to the invention is in that the parts of the system that are exposed to smoke and temperature in the event of a fire have no moving parts.
- the jet engine or the other above Gas or steam suppliers come with the combustion gases not in contact as it only works with the gas or steam jet vacuum pump via a supply line, in the case of the jet engine only via its Exhaust pipe, are connected. A decrease in performance through influence hot combustion gases therefore do not occur.
- the gas or steam jet vacuum pump not additionally burdened by hot fire gases, since they is designed so that it the hot exhaust gases of a jet engine withstands.
- a permanently installed smoke and heat exhaust system also works independently of electrical utilities.
- the Gas or steam supplier started up by a fire alarm sensor and then works independently. This ensures safety, the smoke and Heat extraction systems must have over the fire development phase Be used effectively until the fire can.
- smoke and Heat extraction system is the mobile use of one of its components or both components of particular importance. That has the advantage, that there is little or no expenditure on the building itself, e.g. B. only the duct system required for smoke and heat dissipation are. If, as placed under protection in subclaim 10, a gas or Steam supplier is in the immediate vicinity of the building, only the gas or steam jet vacuum pump is required. It needs no further explanation that in this case the connection between the gas or steam jet vacuum pump and the gas or Steam suppliers are only produced in the case of use. This can generally be the case with the mobile use of a smoke and heat exhaust system according to the invention so be provided. But it is also conceivable to smoke and Heat extraction system as a complete system that can be used immediately station so that the connection of their two components before starting use can be omitted.
- the mobile use of smoke and heat extraction systems has two more Significant advantages: It avoids flammable substances that are used for operation of the gas supplier, for example a jet engine, is required are to be stored in the immediate vicinity of the structure. To change can now also the structural systems that have no mechanical Smoke extraction, can be smoked in a short time. This also applies here already for the staiffy systems for the performance of what has been said: the mobile systems have compared to the mobile ventilation devices the fire brigade has a suction volume that is orders of magnitude higher.
- Heat extraction system consists in reducing the environmental impact due to toxic fire gases. That in its composition essentially Known exhaust gas from the engine usually contains significantly less toxic substances as a fire gas. This advantage is even more beneficial the use of inert gases or steam as blowing agents. By the high flow rates become the toxic fire gases strongly swirled and diluted released into the environment.
- the building depicted symbolically in FIG. 1 is of a structural shell 1 surrounded and consists of three floors 2.
- Each floor has controllable Supply air openings 3, such as. B. windows, doors, ventilation flaps u.
- Each floor 2 has fire detectors 4 on the ceiling and a duct system 5 installed, which opens into an ascending smoke exhaust duct 6. This is led out of the building in the roof area and there to the suction side a gas jet vacuum pump 7 connected.
- the driving side of the Gas jet vacuum pump 7 is with the exhaust system of a gas jet engine 8 in connection, that of one in the drawing no closer shown tank is supplied with fuel.
- the commissioning of the Gas jet engine 8 takes place via a control line 9, through which the Gas jet engine 8 is connected to a control device 10.
- the control device 10 receives the signal required for this from the Fire detectors 4 via their signal line 11.
- an atrium is shown symbolically, the surrounding gallery 12 and has a dome 13.
- the smoke exhaust duct 6 is directly from the Dome 13 led out. All other designations were as in Fig. 1st used. In the event of a fire, the flue gases will be immediately below accumulate the dome 13. Due to the enormous suction volume of the invention The other areas, especially the Gallery 12, to be kept smoke-free.
- the fire or fire alarm goes off at the fire brigade, who then also in addition to the extinguishing technology carries the mobile technology for smoke extraction according to the invention.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Ventilation (AREA)
- Exhaust Gas After Treatment (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
Description
Die Unteransprüche 2 bis 6 zeigen verschiedene Installations- und Anwendungsmöglichkeiten des Saugdruckerzeugers und des Gas- bzw. Dampflieferanten. Dabei stellt die bekannte Variante der festen Installation der Rauch- und Wärmeabzugsanlage an der baulichen Anlage sicher eine auch weiterhin häufig praktizierbare Lösung dar. Wenn vorhanden, wird die Saugseite der Gas- bzw. Dampfstrahlvakuumpumpe mit dem zur Entrauchung der baulichen Anlage vorgesehenen Kanalsystem verbunden. Die Leistungsfähigkeit der erfindungsgemäßen Rauch- und Wärmeabzugsnalage läßt es aber auch ohne weiteres zu, die Saugseite der Gas- bzw. Dampfstrahlvakuumpumpe direkt in die zu entrauchende Räumlichkeit münden zu lassen. Das ist insbesondere für große Hallen oder Atrien von Bedeutung.
Als Gaslieferant kann auch eine Flüssiggasanlage installiert oder mobil eingesetzt werden.
Claims (10)
- Maschinelle Rauch- und Wärmeabzugsanlage zum Entrauchen von baulichen Anlagen, die im wesentlichen aus einem Saugdruckerzeuger und einer Energieversorgung besteht,
gekennzeichnet dadurch,daß als Saugdruckerzeuger eine Gas- oder Dampfstrahlvakuumpumpe (7) verwendet wird, deren Treibseite zumindest während des Betriebes-mit einem Gas- bzw. Dampflieferanten verbunden ist. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1,
gekennzeichnet dadurch,daß die Gas- oder Dampfstrahlvakuumpumpe (7) und der Gas- bzw. Dampflieferant stationär mit der baulichen Anlage verbunden sind. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 2
gekennzeichnet dadurch,daß die Gas- oder Dampfstrahlvakuumpumpe (7) mit einem in der baulichen Anlage zur Entrauchung vorgesehenen Kanalsystem (5) verbunden ist. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1,
gekennzeichnet dadurch,daß die Gas- oder Dampfstrahlvakuumpumpe (7) und der Gas- bzw. Dampflieferant mobil sind. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 4,
gekennzeichnet dadurch,daß die Gas- oder Dampfstrahlvakuumpumpe (7) und der Gas- bzw. Dampflieferant erst im Betriebszustand (oder besser: zu Beginn ihres Betriebes) miteinander verbunden werden. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1,
gekennzeichnet dadurch,daß entweder die Gas- oder Dampfstrahlvakuumpumpe (7) oder der Gas- bzw. Dampflieferant mobil sind. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1 und 2 sowie 4 bis 6,
gekennzeichnet dadurch,daß als Gaslieferant ein Gasstrahltriebwerk (8) verwendet wird. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1 und 2 sowie 4 bis 6,
gekennzeichnet dadurch,daß als Gaslieferant eine Preßluftanlage verwendet wird. - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1 und 2 sowie 4 bis 6,
gekennzeichnet dadurch,daß als Gaslieferant eine Flüssiggasanlage verwendet wird - Maschinelle Rauch- und Wärmeabzugsanlage nach Anspruch 1,
gekennzeichnet dadurch,daß als Dampflieferant ein bereits vorhandener Dampferzeuger verwendet wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19904428A DE19904428C2 (de) | 1999-02-04 | 1999-02-04 | Maschinelle Rauch- und Wärmeabzugsanlage |
DE19904428 | 1999-02-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1026451A1 true EP1026451A1 (de) | 2000-08-09 |
EP1026451B1 EP1026451B1 (de) | 2003-05-14 |
Family
ID=7896361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00101485A Expired - Lifetime EP1026451B1 (de) | 1999-02-04 | 2000-01-26 | Maschinelle Rauch- und Wärmeabzugsanlage |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1026451B1 (de) |
JP (1) | JP2002536093A (de) |
AT (1) | ATE240494T1 (de) |
CA (1) | CA2327340A1 (de) |
DE (2) | DE19904428C2 (de) |
NO (1) | NO312526B1 (de) |
WO (1) | WO2000046553A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002191711A (ja) * | 2000-12-27 | 2002-07-10 | Taisei Corp | 大空間建築物の排煙システム |
DE102010002684A1 (de) * | 2010-03-09 | 2011-09-15 | Dürr Ecoclean GmbH | Verfahren und Vorrichtung zum Absaugen eines zündfähigen Absauggases |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4944216A (en) * | 1989-11-13 | 1990-07-31 | Mccutchen Wilmot R | Building emergency exhaust fan system |
WO1994010031A1 (en) * | 1992-11-04 | 1994-05-11 | ABB Fläkt AB | Smoke control system for ships |
US5855510A (en) * | 1997-08-12 | 1999-01-05 | Mckenzie; James | System for exhausting smoke and controlling fires within a building |
-
1999
- 1999-02-04 DE DE19904428A patent/DE19904428C2/de not_active Expired - Fee Related
-
2000
- 2000-01-25 WO PCT/DE2000/000198 patent/WO2000046553A1/de active Application Filing
- 2000-01-25 JP JP2000597591A patent/JP2002536093A/ja active Pending
- 2000-01-25 CA CA002327340A patent/CA2327340A1/en not_active Abandoned
- 2000-01-26 AT AT00101485T patent/ATE240494T1/de not_active IP Right Cessation
- 2000-01-26 DE DE50002131T patent/DE50002131D1/de not_active Expired - Fee Related
- 2000-01-26 EP EP00101485A patent/EP1026451B1/de not_active Expired - Lifetime
- 2000-10-03 NO NO20004977A patent/NO312526B1/no unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4944216A (en) * | 1989-11-13 | 1990-07-31 | Mccutchen Wilmot R | Building emergency exhaust fan system |
WO1994010031A1 (en) * | 1992-11-04 | 1994-05-11 | ABB Fläkt AB | Smoke control system for ships |
US5855510A (en) * | 1997-08-12 | 1999-01-05 | Mckenzie; James | System for exhausting smoke and controlling fires within a building |
Non-Patent Citations (1)
Title |
---|
DIPL.-ING HERBERT SCHMITT: "VorbeugenderBrandschutz mit maschinell wirkender MWA-Anlage", STADT-UND GEBÄUDETECHNIK, vol. 5, 1993, XP002136740 * |
Also Published As
Publication number | Publication date |
---|---|
ATE240494T1 (de) | 2003-05-15 |
CA2327340A1 (en) | 2000-08-10 |
JP2002536093A (ja) | 2002-10-29 |
EP1026451B1 (de) | 2003-05-14 |
NO20004977D0 (no) | 2000-10-03 |
DE19904428C2 (de) | 2001-05-31 |
DE19904428A1 (de) | 2000-08-17 |
WO2000046553A1 (de) | 2000-08-10 |
NO312526B1 (no) | 2002-05-21 |
NO20004977L (no) | 2000-10-03 |
DE50002131D1 (de) | 2003-06-18 |
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