EP1206662B1 - Taucherflasche und verfahren für deren herstellung - Google Patents
Taucherflasche und verfahren für deren herstellung Download PDFInfo
- Publication number
- EP1206662B1 EP1206662B1 EP00954437A EP00954437A EP1206662B1 EP 1206662 B1 EP1206662 B1 EP 1206662B1 EP 00954437 A EP00954437 A EP 00954437A EP 00954437 A EP00954437 A EP 00954437A EP 1206662 B1 EP1206662 B1 EP 1206662B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- compressed gas
- tank
- gas
- diving
- compressed
- 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
Links
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/14—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge constructed of aluminium; constructed of non-magnetic steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/24—Making hollow objects characterised by the use of the objects high-pressure containers, e.g. boilers, bottles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/10—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for protection against corrosion, e.g. due to gaseous acid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B2231/00—Material used for some parts or elements, or for particular purposes
- B63B2231/02—Metallic materials
- B63B2231/04—Irons, steels or ferrous alloys
- B63B2231/06—Stainless steels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/02—Divers' equipment
- B63C11/18—Air supply
- B63C11/22—Air supply carried by diver
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
- F17C2201/0104—Shape cylindrical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/01—Shape
- F17C2201/0104—Shape cylindrical
- F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/058—Size portable (<30 l)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0612—Wall structures
- F17C2203/0614—Single wall
- F17C2203/0617—Single wall with one layer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0639—Steels
- F17C2203/0643—Stainless steels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0636—Metals
- F17C2203/0648—Alloys or compositions of metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/01—Mounting arrangements
- F17C2205/0153—Details of mounting arrangements
- F17C2205/0157—Details of mounting arrangements for transport
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0323—Valves
- F17C2205/0329—Valves manually actuated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0388—Arrangement of valves, regulators, filters
- F17C2205/0394—Arrangement of valves, regulators, filters in direct contact with the pressure vessel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/21—Shaping processes
- F17C2209/2172—Polishing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/23—Manufacturing of particular parts or at special locations
- F17C2209/232—Manufacturing of particular parts or at special locations of walls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/011—Oxygen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/036—Very high pressure (>80 bar)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/01—Improving mechanical properties or manufacturing
- F17C2260/011—Improving strength
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/01—Improving mechanical properties or manufacturing
- F17C2260/012—Reducing weight
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/01—Improving mechanical properties or manufacturing
- F17C2260/018—Adapting dimensions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/05—Improving chemical properties
- F17C2260/053—Reducing corrosion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/07—Applications for household use
- F17C2270/0781—Diving equipments
Definitions
- the invention relates to a use of a known compressed gas container made of a rustproof chrome-nickel-stainless steel alloy.
- the invention is based on the object, a diver bottle provide high mechanical strength, Corrosion resistance and reliability distinguished.
- the task is accomplished by the use of a pressurized gas container Made of a stainless chromium-nickel-stainless steel alloy Diver bottle solved.
- This method therefore allows the production of a diver bottle with a compressed gas tank made of stainless steel, which is characterized by high mechanical strength with low wall thickness and at the same time a correspondingly low weight.
- a procedure for Production of compressed gas containers made of stainless steels "Kryoverformung" is described in DE-A 36 14 290.
- Compressed gas tank with particularly high mechanical strength are obtained when the compressed gas tank is made of a stainless steel consisting of a metastable austenitic CrNi steel alloy with a titanium and niobium content of max. 0.02 wt .-%, one Nickel content between 9 and 11 wt .-% and a carbon content between 0.03 and 0.045 wt .-%. Except for minor Modifications are, for example, among the Material numbers 1.4301, 1.4306 and 1.4404 (DIN 17440) known, Austenitic stainless steels suitable.
- the wall thickness of the pressurized gas container is in the range between 2 mm and 5 mm.
- the mechanical strength and the Weight-related storage capacity of such stainless steel containers corresponds approximately to that of pressure vessels from conventional ferritic Pressure vessel steels.
- a further improvement results from an electrolytic polishing the tank inner wall.
- the diver bottle is particularly suitable for use with a dipping gas, which has an oxygen content of at least 32% by volume having. Due to the high oxygen content, the formation of a the further corrosion preventing dense passivation layer facilitates the inner wall of the compressed gas container.
- a dipping gas which has an oxygen content of at least 32% by volume having. Due to the high oxygen content, the formation of a the further corrosion preventing dense passivation layer facilitates the inner wall of the compressed gas container.
- passivation layers forming steel alloys are again the alloys according to the material number 1. 4301, 1.4451 or 1. 4306 according to DIN 17440 called.
- the compressed gas container by plastic Kryoverformung a hollow cylindrical raw form of stainless steel molded.
- the compressed gas tank Due to the Kryoverformung the compressed gas tank receives the desired high strength.
- the hollow cylindrical Rohform by a certain amount at low temperatures, such as the Temperature of the liquid nitrogen, plastically deformed.
- the degree of Consolidation goes hand in hand with the proportion of the microstructure that is at the Deformation is converted into martensite. Since in martensite converted part of the structure with decreasing deformation temperature and increasing degree of deformation increases, the deformation temperature below the so-called martensite temperature, above which no martensitic transformation takes place. The best results are obtained when the deformation takes place below the so-called "Ms temperature". This is the Temperature at which the martensite transformation of the microstructure also without simultaneous deformation.
- the reference numeral 1 of the diving bottle is a total assigned.
- the diver bottle 1 consists of a pressurized gas container 2 for receiving an immersion gas 3 with an opening 4, in a valve 5 for filling and for removing the immersion gas. 3 pressure-tight is used.
- the pressurized gas container 2 consists of an austenitic stainless steel CrNi alloy, under the material number 1.4301 (according to DIN 17440) is commercially available and slightly modified in style is that, unlike the composition according to the DIN standard the titanium and niobium content at about 0.02 wt .-%, the Nickel content at 10 wt% and the carbon content at 0.04 wt% lie.
- the inner wall 6 of the compressed gas container 2 is electrolytic polished. Its filling volume is 10 l, its wall thickness 3.5 mm and his weight is about 12 kg.
- the compressed gas tank 2 is characterized a high bursting pressure of about 650 bar, resulting in a permissible operating pressure of 200 bar.
- the immersion gas 3 is an oxygen-rich Gas mixture with an oxygen content of between 32 and 60% by volume, which is commercially available under the name "Nitrox".
- the tube shape with an initial wall thickness of 4 mm immersed in a container of liquid nitrogen immersed in a container of liquid nitrogen.
- a Cryo high-pressure pump is liquid nitrogen in the raw form introduced and thus generates an internal pressure of about 700 bar, the Rohform on the final geometry of the compressed gas container 2 stretches.
- the austenitic stainless steel structure is solidified by martensite formation.
- the deformation process is completed.
- the Embodiment has been in the Kryoverformung the wall thickness of the pipe reduced by slightly more than 10%.
- the pressurized gas container becomes electrolytic polished.
- the compressed gas container 2 thus produced characterized by low weight, high mechanical strength and corrosion resistance, so that it is suitable for use as Diving bottle is particularly well suited.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Description
- Figur 1
- eine Taucherflasche mit einem Druckgas-Behälter und Entnahmeapparatur anhand eines Längsschnittes.
Claims (5)
- Verwendung eines Druckgas-Behälters aus einer nicht rostenden Chrom-Nickel-Edelstahllegierung als Taucherflasche.
- Verwendung nach Anspruch 1, dadurch gekennzeichnet, daß der Edelstahl eine metastabile austenitische Chrom-Nickel-Stahllegierung mit einem Titan- und Niobgehalt von maximal 0,02 Gew.-%, einem Nickelgehalt zwischen 9 und 11 Gew.-% und einem Kohlenstoffgehalt zwischen 0,03 und 0,045 Gew.-% ist.
- Verwendung nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Druckgas-Behälter eine Wandstärke im Bereich von 2 mm bis 5 mm hat.
- Verwendung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Druckgas-Behälter eine Innenwandung aufweist, die elektrolytisch poliert ist.
- Verwendung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Druckgas-Behälter zur Aufnahme eines Tauchgases mit einem Sauerstoffgehalt von mindestens 32 Vol-% vorgesehen ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19934851A DE19934851A1 (de) | 1999-07-24 | 1999-07-24 | Taucherflasche und Verfahren für deren Herstellung |
DE19934851 | 1999-07-24 | ||
PCT/EP2000/006383 WO2001007826A1 (de) | 1999-07-24 | 2000-07-06 | Taucherflasche und verfahren für deren herstellung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1206662A1 EP1206662A1 (de) | 2002-05-22 |
EP1206662B1 true EP1206662B1 (de) | 2005-11-09 |
Family
ID=7915976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00954437A Expired - Lifetime EP1206662B1 (de) | 1999-07-24 | 2000-07-06 | Taucherflasche und verfahren für deren herstellung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1206662B1 (de) |
AT (1) | ATE309505T1 (de) |
DE (2) | DE19934851A1 (de) |
WO (1) | WO2001007826A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011105426B4 (de) * | 2011-06-22 | 2013-03-28 | Mt Aerospace Ag | Druckbehälter zum Aufnehmen und Speichern von kryogenen Fluiden, insbesondere von kryogenen Flüssigkeiten, und Verfahren zu dessen Herstellung sowie dessen Verwendung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1093394B (de) * | 1956-08-16 | 1960-11-24 | Mannesmann Ag | Verfahren zum Herstellen von Walzerzeugnissen aus stabilaustenitischen Chrom-Nickel-Staehlen |
US3917115A (en) * | 1974-03-15 | 1975-11-04 | Amf Inc | Diving cylinder with liner |
DE3614290A1 (de) * | 1986-04-26 | 1987-10-29 | Messer Griesheim Gmbh | Druckgasbehaelter aus einer austenitischen stahllegierung |
DE3727326A1 (de) * | 1987-08-17 | 1989-03-02 | Messer Griesheim Gmbh | Ventilmuffe zur aufnahme des gasflaschenventils von druckgasbehaeltern aus hochlegierten chrom-nickelstaehlen |
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1999
- 1999-07-24 DE DE19934851A patent/DE19934851A1/de not_active Ceased
-
2000
- 2000-07-06 WO PCT/EP2000/006383 patent/WO2001007826A1/de active IP Right Grant
- 2000-07-06 AT AT00954437T patent/ATE309505T1/de not_active IP Right Cessation
- 2000-07-06 DE DE50011581T patent/DE50011581D1/de not_active Expired - Fee Related
- 2000-07-06 EP EP00954437A patent/EP1206662B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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EP1206662A1 (de) | 2002-05-22 |
WO2001007826A1 (de) | 2001-02-01 |
DE19934851A1 (de) | 2001-02-01 |
DE50011581D1 (de) | 2005-12-15 |
ATE309505T1 (de) | 2005-11-15 |
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