EP3770545B1 - Vorrichtung und verfahren zur reinigung von anlagen - Google Patents
Vorrichtung und verfahren zur reinigung von anlagen Download PDFInfo
- Publication number
- EP3770545B1 EP3770545B1 EP19187636.6A EP19187636A EP3770545B1 EP 3770545 B1 EP3770545 B1 EP 3770545B1 EP 19187636 A EP19187636 A EP 19187636A EP 3770545 B1 EP3770545 B1 EP 3770545B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- detonator
- mixture
- casing
- housing
- cartridge
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 title claims description 8
- 238000004140 cleaning Methods 0.000 title claims description 7
- 238000000034 method Methods 0.000 title description 5
- 239000000203 mixture Substances 0.000 claims description 34
- 239000000843 powder Substances 0.000 claims description 16
- 238000004200 deflagration Methods 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- 229920002994 synthetic fiber Polymers 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- AXZAYXJCENRGIM-UHFFFAOYSA-J dipotassium;tetrabromoplatinum(2-) Chemical compound [K+].[K+].[Br-].[Br-].[Br-].[Br-].[Pt+2] AXZAYXJCENRGIM-UHFFFAOYSA-J 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 229910001487 potassium perchlorate Inorganic materials 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims description 2
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 239000002360 explosive Substances 0.000 description 14
- 238000001816 cooling Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000037452 priming Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- SNIOPGDIGTZGOP-UHFFFAOYSA-N Nitroglycerin Chemical compound [O-][N+](=O)OCC(O[N+]([O-])=O)CO[N+]([O-])=O SNIOPGDIGTZGOP-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- LYAGTVMJGHTIDH-UHFFFAOYSA-N diethylene glycol dinitrate Chemical compound [O-][N+](=O)OCCOCCO[N+]([O-])=O LYAGTVMJGHTIDH-UHFFFAOYSA-N 0.000 description 1
- 239000007884 disintegrant Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- UQXKXGWGFRWILX-UHFFFAOYSA-N ethylene glycol dinitrate Chemical compound O=N(=O)OCCON(=O)=O UQXKXGWGFRWILX-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229960003711 glyceryl trinitrate Drugs 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/18—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved
- F42C15/188—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a rotatable carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0007—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by explosions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/006—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag using explosives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G7/00—Cleaning by vibration or pressure waves
- F28G7/005—Cleaning by vibration or pressure waves by explosions or detonations; by pressure waves generated by combustion processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/18—Safety initiators resistant to premature firing by static electricity or stray currents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/26—Arrangements for mounting initiators; Accessories therefor, e.g. tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/18—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved
- F42C15/184—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a carrier for an element of the pyrotechnic or explosive train is moved using a slidable carrier
Definitions
- the invention relates to a cartridge for on- or offline cleaning installations, such as incinerators, heat exchangers, flue gas channels, and silos, comprising a casing, e.g. a sleeve, containing a pyrotechnical mixture, in particular a class P2 pyrotechnical mixture, and/or components of a pyrotechnical mixture and comprising an electrical detonator for initiating deflagration of the mixture.
- Other applications include, but are not limited to, bundles of heat exchanger pipes, evaporators, economizers, washers/scrubbers, cyclones, catalysts, absorbers, spray dryers, cooling towers, funnels, and various filters.
- the invention also relates to a system comprising such a cartridge and a lance for holding, cooling, and positioning the cartridge inside an installation.
- WO 2011/096872 relates to a rock cracker cartridge (numeral 1 in the figures of WO 2011/096872 ) which contains a cracking powder charge (6) and an ignition capsule (30) with an ignition powder charge (29) in an ignition unit sleeve (31) which does not possess the mechanical strength that would be required for the ignition powder charge to be exploded in the open air when ignited.
- an ignition assembly sleeve (7a) which surrounds the ignition unit sleeve when the rock cracker cartridge is primed.
- the assembly which surrounds the cracking powder charge and which comprises the ignition unit sleeve and the ignition assembly sleeve, has a sufficient strength for an adequate pressure to be developed in the assembly such that the ignition powder charge will explode and generate a flame of fire and the ignition unit sleeve as well as the ignition assembly sleeve be penetrated by the pressure and the flame of fire, said flame of fire igniting the cracking powder charge.
- DE 20 2017 001549 relates to a system for deslagging containers and plants by means of blasting, wherein a classified as a so-called firecrackers / pyrotechnics, disintegrants (z. B. class IV, T1 or T2), in the vicinity of the pollution or Caking or slagging is brought, and the explosive mixture is made to explode.
- pyrotechnics are by some perceived as relatively safe when compared to gelatinous explosives, such as ethylene glycol dinitrate, diethylene glycol dinitrate, nitro-glycerine, in practice they are not safer.
- the cartridge comprises a housing which accommodates the detonator and which housing is attached to the casing and movable between a first (safe) position, wherein the detonator is isolated from the pyrotechnical mixture, and a second (primed) position, wherein the detonator extends in the pyrotechnical mixture.
- the housing or detonator on the one hand and the casing on the other hand comprise engaging parts that enable moving, and preferably also locking after priming, of the detonator to inside the mixture by relative sliding and/or rotation of the detonator and the casing.
- the housing or detonator on the one hand comprises at least one protrusion, such as a cam, key, or external screw thread, or a groove, such as an bayonet slot or an internal screw thread
- the casing on the other hand comprises a groove or protrusion, respectively, cooperating with the protrusion or groove in or on the housing to define a path of the relative movement.
- the cartridge can be primed at the work, e.g. some moments prior to its use, by establishing e.g. a screw, bayonet, or snap fit connection between the detonator and the casing.
- a blocking mechanism such as a ring that can be torn off e.g. by breaking it, is located between the housing and the casing, to prevent inadvertent priming.
- the donator is at the distal end of the housing and exposed at least laterally.
- the mixture is a suspended, e.g. fluidized (upon shaking) powder, i.e. a powder loose in the casing, a compactable powder, i.e. a coherent mass which can still be compacted to such an extent that it allows the detonator to be extended directly into the mixture, or a compacted powder with a defined cavity for receiving the detonator.
- a suspended powder e.g. fluidized (upon shaking) powder
- a compactable powder i.e. a coherent mass which can still be compacted to such an extent that it allows the detonator to be extended directly into the mixture, or a compacted powder with a defined cavity for receiving the detonator.
- the detonator is configured to initiate deflagration of the mixture at a current of at least ten Ampère, preferably at least twenty Ampère.
- the Meta-pyro pyrotechnical igniter mentioned in WO 2011/096872 has a firing current of max 2,12 A, see http://www.meta-pyro.cz/en/technical-specifications .
- the detonator is enclosed or encapsulated by a synthetic material, such as a thermoplastic polymer.
- the casing is made of or laminated with a synthetic material.
- the casing is water- and/or dust tight.
- the casing is enveloped by a thermally insulating material and/or a liquid absorbing material.
- the cartridge is for, e.g. a few minutes, protected from heat and/or cooled by a coolant, such as water soaking the liquid absorbing material.
- a coolant such as water soaking the liquid absorbing material.
- system comprises a plurality of compartments and wherein the compartments contain different components of the pyrotechnical mixture.
- the nett mass (NEM) of the mixture is in a range from 20 to 1000 grams, preferably in a range from 20 to 500 grams.
- the nett mass of the mixture and the dimensions and shape of the cartridge determine to some extend the speed of the deflagration and the size and shape of the shock wave. E.g. a smaller nett mass will typically result in a higher deflagration speed and a shock wave of relatively small dimensions, providing a fierce and localized blow.
- the mixture is in accordance with class P2 of directive 2007/23/EC of the European Parliament and of the Council of 23 May 2007 on the placing on the market of pyrotechnic articles.
- the mixture may for example comprise a reducing agent or fuel, such as black powder, aluminum, boron, titanium and/or magnesium; and an oxidant such as sodium nitrate, potassium chlorate and/or potassium perchlorate.
- a reducing agent or fuel such as black powder, aluminum, boron, titanium and/or magnesium
- an oxidant such as sodium nitrate, potassium chlorate and/or potassium perchlorate.
- Preferred examples of pyrotechnical mixtures include black powder, aluminum and potassium perchlorate.
- the detonator is a wireless detonator configured to initiated deflagration upon receiving an encrypted radio signal.
- the cartridge is coupled to a controller by a set of wires, which controller is configured to continually measure electrical resistance of the wires and the detonator.
- the wires of the detonator are connected to the wires in the lance, the cartridge is primed and the cartridge is fixed in the head of the lance.
- the coolant supply is turned on and the cartridge is inserted, by means of the lance, through an opening, such as a manhole, in an online installation and positioned adjacent a surface or element, such as a bundle of heat exchanger pipes, to be cleaned.
- a spray or mist of coolant surrounds the cartridge to prevent it from untimely deflagration.
- the detonator is activated and the mixture deflagrates, thus cleaning the adjacent surface or element.
- EP 1 275 925 relates to a process and device for local destruction of compact material, e.g. clinker coating, masonry remains, etc., in hot thermal systems such as heat exchangers, industrial ovens, furnaces, and metallurgical melting vessels, which uses an explosive (numeral 5 in the Figures) arranged on the front end of a lance (3) in a cooling container (1) through which coolant (4) flows.
- hot thermal systems such as heat exchangers, industrial ovens, furnaces, and metallurgical melting vessels
- EP 1 067 349 relates to a device, system and method permitting online explosives-based cleaning and deslagging of a fuel burning facility (31) such as a boiler, furnace, incinerator, or scrubber.
- a coolant such as ordinary water, is delivered to the explosives (101) to prevent them from detonating due to the heat of the online facility.
- US 5,494,004 relates to an online pulsed detonation/deflagration soot blower.
- FR 2 445 186 relates to a system that removes deposits in apparatus and piping in a chemical installation, metered quantities of explosive being inserted and fired.
- the explosive is inserted in the deposited material, typically by drilling holes in the material at right angles to the plane tangential to the bottom of the vessel concerned, into which the charges are inserted.
- Liquid-filled pipes temporarily closed at the top end, can be mounted along the vessel casing before setting to work. When the deposit has reached a predetermined thickness these pipes are filled with explosive and liquid and the charges are fired.
- FR 2 971 583 relates to a method for triggering at least one detonator provided in the inner space of a plant for the destroying explosive waste from a power source located outside said plant by means of an explosion.
- the method comprises the following steps: coupling the explosive waste to pyrotechnic elements (5, 6) including at least one electrical detonator (6), the minimum operating voltage of which is no lower than 200 V; electrically connecting the detonator (6) to a power supply circuit of said plant, the detonator (6) being coupled to a grounding member (10) contacting said wall with a resistance of no lower than 50 kOhms; electrically connecting said power supply circuit to a circuit for distributing electric pulses provided by the energy source (11, 13); and said energy source (11, 13) generating an electric ignition signal in the form of electric pulses having a strength of at least 5 A in order to initiate the explosion.
- US 4,920,852 relates to a system for forming an explosive and more particularly to a system that is portable, self-contained and is capable of mixing essentially non-explosive ingredients from separate containers or separate compartments within a container to form an explosive.
- the system is particularly adaptable for military or tactical applications.
- FIG 1 shows a cartridge 1 for on- or offline cleaning installations, such as incinerators, heat exchangers, flue gas channels, and silos.
- the cartridge comprises a casing, in this example, a cylindrical sleeve 2 closed at one end and open at the other end, a detonator 3 that is accommodated in a housing 4, which housing in turn is mounted in the open end of the sleeve, such that it is movable between a first (safe) position, shown in cross-section in Figure 2 , wherein the detonator is isolated from the pyrotechnical mixture 5 inside the sleeve, and a second (primed) position, shown in cross-section in Figure 3 , wherein the detonator extends directly in the pyrotechnical mixture.
- a first (safe) position shown in cross-section in Figure 2
- a second (primed) position shown in cross-section in Figure 3 , wherein the detonator extends directly in the pyrotechnical mixture.
- the open end of the sleeve 2 is provided with an internal groove 6, in this this example an internal screw thread that defined in an insert 7, shown in more detail in Figures 5A and 5B , that is fixed, e.g. clamped, welded, or glued, in the open end of the sleeve.
- the housing 4 accommodating the detonator 3 has a first section 4A, that has the same cylindrical shape and the same diameter as the sleeve 2 and from which section the wires 8 of the detonator 3 extend, and a second section 4B that carries at least one protrusion, e.g. two projections 9, or an external screw thread.
- the (distal) end of the second section 4B contains the actual detonator 3 and comprises a plurality of openings 10 and a disc-shaped front wall 11 having a diameter that is equal to the internal diameter on the insert 7.
- the detonator 3 when the housing 4 is in the first (safe) position, the detonator 3 is in a closed chamber defined by the inner wall of the insert 7 and the front wall 11 of the housing 4 and, when the housing 4 has been moved to the second (primed) position, the detonator 3 is, via the openings, in direct contact with the pyrotechnical mixture 5 or at least communicates directly with the cavity in the sleeve 2 containing the mixture 5.
- the angle between the safe and primed positions of the housing and the detonator is defined by the pitch, P, of the internal screw thread and the distance, D, between the (proximal) end of the sleeve and the (distal) end of the first section 4A of the housing 4.
- the pitch, P, of the internal thread is twice the distance, D, the housing must be turned over an angle of 180 degrees to prime that cartridge and lock, by friction, the housing and the detonator with respect to the sleeve.
- a blocking mechanism such as a ring (not shown) that can be torn off e.g. by breaking it, is placed in the space provided by the distance, D, to prevent inadvertent priming.
- the casing, housing, and insert were made from an thermoplastic material. Suitable manufacturing methods include injection moulding, extrusion, and 3D printing.
- the cartridge of the present invention can be primed at the work, e.g. some moments prior to its use, efficiently and by a straightforward act.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Air Bags (AREA)
- Cleaning In General (AREA)
Claims (15)
- System zur Reinigung von Anlagen, wie etwa Brennöfen, Wärmetauschern, Verbrennungsgaskanälen und Getreidespeichern, das eine Kartusche (1) aufweist, die ein Mantelrohr (2) aufweist, das enthält: eine pyrotechnische Mischung (5) und/oder Komponenten einer pyrotechnischen Mischung, einen elektrischen Zünder (3) zum Einleiten des Abflammens der Mischung, wobei dieser Zünder (3) konfiguriert ist, um das Abflammen bei einem Strom von wenigstens fünf Ampere einzuleiten, und ein Strahlrohr, das an seinem proximalen Ende mit einer Zuführung für Kühlmittel versehen ist, und einen Verbinder und/oder elektrische Drähte zum Verbinden des Zünders mit einer Steuerung, und die an ihrem distalen Ende mit einem Kopf zum Halten der Kartusche versehen ist und mit Auslässen oder Durchgängen zum Zuführen von Kühlmittel an oder um die Kartusche (1) herum versehen ist.
- System nach Anspruch 1, wobei die Kartusche (1) ein Gehäuse (4) aufweist, das den Zünder (3) aufnimmt, und wobei das Gehäuse (4) an dem Mantelrohr (2) befestigt ist und zwischen einer ersten Position, in welcher der Zünder (3) von der pyrotechnischen Mischung (5) getrennt ist, und einer zweiten Position, in welcher der Zünder (3) sich in die pyrotechnische Mischung (5) erstreckt, beweglich ist.
- System nach Anspruch 1 oder 2, wobei das Gehäuse (4) oder der Zünder (3) einerseits und das Mantelrohr (2) andererseits Eingreifteile (9; 6) aufweisen, welche durch relatives Verschieben und/oder Drehen des Zünders (3) und des Mantelrohrs (2) die Bewegung des Zünders (3) ins Innere der Mischung (5) ermöglichen.
- System nach einem der vorhergehenden Ansprüche, wobei das Gehäuse (4) oder der Zünder (3) einerseits wenigstens einen Vorsprung (9) oder eine Nut aufweist und das Mantelrohr (2) andererseits jeweils eine Nut (6) oder einen Vorsprung aufweist.
- System nach einem der vorhergehenden Ansprüche, wobei der Zünder (3) an oder nahe dem distalen Ende des Gehäuses (4) angeordnet ist und wenigstens seitlich freiliegt.
- System nach einem der vorhergehenden Ansprüche, wobei die Mischung (5) ein suspendiertes Pulver, ein verdichtungsfähiges Pulver oder ein verdichtetes Pulver mit einem definierten Hohlraum zum Aufnehmen des Zünders (3) ist.
- System nach einem der vorhergehenden Ansprüche, wobei der Zünder (3) konfiguriert ist, um das Abflammen bei einem Strom von wenigstens zehn Ampere, vorzugsweise wenigstens zwanzig Ampere, einzuleiten.
- System nach einem der vorhergehenden Ansprüche, wobei der Zünder (3) in der ersten Position des Gehäuses (4) von einem synthetischen Material, wie etwa einem thermoplastischen Polymer, umschlossen oder eingekapselt wird.
- System nach einem der vorhergehenden Ansprüche, wobei das Mantelrohr (2) und/oder das Gehäuse (4) aus einem synthetischen Material hergestellt oder damit laminiert ist/sind.
- System nach einem der vorhergehenden Ansprüche, wobei das Mantelrohr (2) wasser- und/oder staubdicht ist.
- System nach einem der vorhergehenden Ansprüche, wobei das Mantelrohr (2) von einem wärmeisolierenden Material und/oder einem flüssigkeitsabsorbierenden Material umhüllt ist.
- System nach einem der vorhergehenden Ansprüche, das mehrere Kammern aufweist, und wobei die Kammern unterschiedliche Komponenten der pyrotechnischen Mischung (5) enthalten.
- System nach einem der vorhergehenden Ansprüche, wobei die Nettoexplosivstoffmasse (NEM) der Mischung in einem Bereich von 20 bis 1000 Gramm liegt.
- System nach einem der vorhergehenden Ansprüche, wobei die Mischung (5) ein Reduktionsmittel oder einen Brennstoff, wie etwa Schwarzpulver, Aluminium, Bor, Titan und/oder Magnesium, und ein Oxidationsmittel, wie etwa Natriumnitrat, Kaliumnitrat und/oder Kaliumperchlorat, aufweist.
- System nach einem der vorhergehenden Ansprüche, das durch einen Satz von Drähten (8) mit einer Steuerung gekoppelt ist, wobei diese Steuerung konfiguriert ist, um fortlaufend den elektrischen Widerstand der Drähte (8) und des Zünders (3) zu messen.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19187636.6A EP3770545B1 (de) | 2019-07-22 | 2019-07-22 | Vorrichtung und verfahren zur reinigung von anlagen |
JP2022504018A JP2022541598A (ja) | 2019-07-22 | 2020-07-22 | 設備を清掃する為のデバイス及び設備を清掃する方法 |
AU2020318762A AU2020318762A1 (en) | 2019-07-22 | 2020-07-22 | Device for and method of cleaning installations |
PCT/EP2020/070728 WO2021013905A2 (en) | 2019-07-22 | 2020-07-22 | Device for and method of cleaning installations |
EP20746599.8A EP4004484A2 (de) | 2019-07-22 | 2020-07-22 | Vorrichtung und verfahren zur reinigung von anlagen |
Applications Claiming Priority (1)
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EP19187636.6A EP3770545B1 (de) | 2019-07-22 | 2019-07-22 | Vorrichtung und verfahren zur reinigung von anlagen |
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EP3770545A1 EP3770545A1 (de) | 2021-01-27 |
EP3770545B1 true EP3770545B1 (de) | 2024-05-22 |
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EP19187636.6A Active EP3770545B1 (de) | 2019-07-22 | 2019-07-22 | Vorrichtung und verfahren zur reinigung von anlagen |
EP20746599.8A Pending EP4004484A2 (de) | 2019-07-22 | 2020-07-22 | Vorrichtung und verfahren zur reinigung von anlagen |
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EP (2) | EP3770545B1 (de) |
JP (1) | JP2022541598A (de) |
AU (1) | AU2020318762A1 (de) |
WO (1) | WO2021013905A2 (de) |
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TWI751919B (zh) * | 2021-02-26 | 2022-01-01 | 印能科技股份有限公司 | 接觸式電軌高架搬運車(oht)集塵系統 |
Family Cites Families (18)
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JPS5221046B2 (de) * | 1971-11-16 | 1977-06-08 | ||
HU177158B (en) * | 1978-12-29 | 1981-08-28 | Almasfuezitoei Timfoeldgyar | Process and expolsive charge mainly for the elimination of deposites in pipelines and equipments of chemical industry |
JPS5677782A (en) * | 1979-11-29 | 1981-06-26 | Nissan Motor Co Ltd | Pyrotechnic time limiting device |
US4920852A (en) * | 1988-05-10 | 1990-05-01 | Ireco Incorporated | Portable, self-contained explosives system |
JP2832500B2 (ja) * | 1992-12-02 | 1998-12-09 | 和彦 熱田 | ベンチ発破方法 |
US5494004A (en) | 1994-09-23 | 1996-02-27 | Lockheed Corporation | On line pulsed detonation/deflagration soot blower |
JPH1054697A (ja) * | 1996-08-14 | 1998-02-24 | Tadao Yoshida | エネルギー物質加工構造体 |
US5769034A (en) * | 1997-01-17 | 1998-06-23 | Zilka; Frank | Device, system and method for on-line explosive deslagging |
JPH10288499A (ja) * | 1997-04-10 | 1998-10-27 | Asahi Chem Ind Co Ltd | 電気***用連動発破装置 |
JP3051439U (ja) * | 1997-10-14 | 1998-08-25 | 日興技化株式会社 | 耐静電気性を有する着火具 |
DE10132517A1 (de) | 2001-07-09 | 2003-01-30 | Hans Eichner Gmbh & Co Kg | Verfahren und Vorrichtung zur lokalen Zerstörung kompakter Materialien in heissen thermischen Anlagen |
JP4122990B2 (ja) * | 2003-01-31 | 2008-07-23 | 日油株式会社 | 含水爆薬収容容器、含水爆薬収容体及び含水爆薬の排出方法 |
US20060124019A1 (en) * | 2004-12-14 | 2006-06-15 | Plexus Scientific Corporation | Conduit-clearing pyrotechnic device for remediation of residual explosive contamination |
JP5221856B2 (ja) * | 2006-07-06 | 2013-06-26 | 日興技化株式会社 | 破砕薬筒の装填方法 |
SE534577C2 (sv) | 2010-02-03 | 2011-10-11 | Jan-Aake Bengtsson | Stenspräckpatron och tändkapsel |
FR2971583B1 (fr) * | 2011-02-14 | 2015-05-15 | Astrium Sas | Procede pour la destruction de dechets explosifs par explosion et systeme de detonation correspondant |
WO2017145064A1 (en) * | 2016-02-24 | 2017-08-31 | Fowlds 3 Limited | Cartridge with a displaceable initiator |
DE202017001549U1 (de) | 2017-03-23 | 2018-06-28 | Volker Kruse | System zum Reinigen von Verbrennungseinrichtungen durch Sprengung in heissen Massen |
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2019
- 2019-07-22 EP EP19187636.6A patent/EP3770545B1/de active Active
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2020
- 2020-07-22 AU AU2020318762A patent/AU2020318762A1/en active Pending
- 2020-07-22 JP JP2022504018A patent/JP2022541598A/ja active Pending
- 2020-07-22 WO PCT/EP2020/070728 patent/WO2021013905A2/en active Application Filing
- 2020-07-22 EP EP20746599.8A patent/EP4004484A2/de active Pending
Also Published As
Publication number | Publication date |
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AU2020318762A1 (en) | 2022-02-17 |
EP3770545A1 (de) | 2021-01-27 |
WO2021013905A2 (en) | 2021-01-28 |
WO2021013905A3 (en) | 2021-03-04 |
EP4004484A2 (de) | 2022-06-01 |
JP2022541598A (ja) | 2022-09-26 |
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