EP0612656A1 - Improved method for the destruction of a submerged object, especially of a sea mine - Google Patents

Improved method for the destruction of a submerged object, especially of a sea mine Download PDF

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Publication number
EP0612656A1
EP0612656A1 EP94400219A EP94400219A EP0612656A1 EP 0612656 A1 EP0612656 A1 EP 0612656A1 EP 94400219 A EP94400219 A EP 94400219A EP 94400219 A EP94400219 A EP 94400219A EP 0612656 A1 EP0612656 A1 EP 0612656A1
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EP
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Prior art keywords
cam
destruction
mine
charge
destruction unit
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EP94400219A
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German (de)
French (fr)
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EP0612656B1 (en
Inventor
Georges Paul Raymond Louis Lauvray
Hervé André Kermorgant
Alain Jean Thouvenin
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ECA SA
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ECA SA
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63GOFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G7/00Mine-sweeping; Vessels characterised thereby
    • B63G7/02Mine-sweeping means, Means for destroying mines
    • B63G7/08Mine-sweeping means, Means for destroying mines of acoustic type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63GOFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G7/00Mine-sweeping; Vessels characterised thereby
    • B63G7/02Mine-sweeping means, Means for destroying mines

Definitions

  • the present invention relates to a method of destroying an underwater object.
  • the invention relates more particularly to a method of destroying a bottom mine or a rut mine.
  • the known methods for destroying a bottom submarine mine include a step of detecting and / or identifying the mine and a step of destroying the mine by means of a high explosive charge, for example order of 50 to 100 kg, deposited at a distance of a few meters from the mine to be destroyed, using an underwater vehicle generally remote-controlled.
  • the mine After having carried out the recovery of the underwater vehicle on board a surface mine-hunting vessel, the mine is destroyed by causing the charge to explode, the shock wave of which causes the explosion of mine by influence.
  • Orin mines are destroyed by a similar detection and / or identification process which is followed by a destruction step consisting in hanging on the orin a pyrotechnic shear which is put in place by means of an under-vehicle. remote-controlled or wire-guided sailor.
  • the pyrotechnic actuation of the shears is triggered by remote control from the surface vessel.
  • French patent application No. 91/15638 has proposed a method for destroying an underwater object, such as for example a bottom mine or a orin, which comprises a step of detecting and / or identifying the object comprising the use of means for detecting and / or identifying the object at a distance greater than a determined minimum distance known as safety, and a step of destruction of the object, using a pyrotechnic charge, the explosion of which causes, for example, the explosion or the fragmentation of the mine, or the actuation of a pyrotechnic shear placed on the orine from a orine mine, the destruction step consisting of using a submarine intermediate equipment, having previously reached the bottom, to apply a load which approaches the object and then to cause the explosion of the load.
  • an underwater vehicle is used to install the underwater intermediate equipment on the bottom intended to implement the load.
  • the object of the present invention is to propose a method of destruction of the type described and represented in French patent application No. 91/15638, the implementation of which is more economical and which can avoid the need for an under-vehicle. sailor in addition to the surface vessel.
  • the invention provides a destruction method characterized in that the underwater intermediate equipment and the load constitute a destruction unit which is launched from a surface vessel, or an aircraft, and which rally the bottom along a path during whose movements are guided remotely from a guidance station.
  • the figure shows an MF underground mine. It is one of the two types of underwater mine that one may have to destroy during a hunting campaign against submerged mines, the other type being made up of orin mines.
  • the detection and / or the identification of an MF mine can for example be carried out using a remote-controlled underwater identification vehicle which is connected to or directly from a surface mine hunter CM.
  • the mine hunter surface vessel CM detects and identifies, for example, mines using known means of acoustic or visual identification such as, for example, a sonar or a camera.
  • the destruction of the MF mine is carried out, in accordance with the teachings of the invention, by means of a destruction unit UD which is shown diagrammatically in the figure as being constituted by downhole equipment EF and a charge CAM .
  • the assembly constituted by the destruction unit UD is launched from the mine hunter CM to which it is connected by a cable 10. During its rallying path from the bottom near the mine MF previously identified, the UD unit is remotely controlled from a control station on board the CM mine hunter which sends guidance instructions to the destruction unit by cable 10.
  • the destruction unit UD can be located from the surface by acoustic detection by means of the sonar equipping for example the mine hunter CM.
  • the destruction method according to the invention therefore comprises a phase of rallying the bottom at the end of which the destruction unit occupies the position illustrated, in phantom, in the figure in which it rests on the bottom near the MF mine.
  • the destruction process continues by implementing the CAM load from the bottom, so that it comes to dock the MF mine.
  • the implementation of the charge can be carried out, by means of the part EF, constituting the downhole equipment of the destruction unit UD, in different ways.
  • the EF equipment is for example a self-propelled tracked machine which can move on the bottom while carrying the self-propelled load CAM.
  • the downhole equipment can also be equipped with a manipulator arm which brings the load into contact with the MF mine.
  • the intermediate equipment EF can comprise a catapult which allows the catalytic implementation of a self-propelled load CAM, or the self-propelling load CAM can be a self-propelled load launched from the intermediate equipment EF of the destruction unit UD.
  • the driving force allowing the destruction of the bottom by the destruction unit can be constituted by gravity or, as a variant, the destruction unit can include its own propulsion means, not shown, which can consist of a or several sub-assemblies which are recovered after the bottom-rallying phase, with a view to their subsequent re-use.
  • the cable 10 which allows the remote control of the destruction unit during the bottom rallying phase can also be used to then transmit data and command orders during the docking phase of the MF mine by the load. CAM.
  • the launching of the destruction unit from an aircraft, such as for example a helicopter, which deposits the destruction unit on the surface of the sea. at a certain distance from the surface vessel CM.
  • the mine could be marked beforehand.
  • the self-propelled load CAM may include an optical or acoustic sensor which allows it to automatically guide itself to come and approach the MF underground mine.
  • the information coming from the sensor carried by the load CAM can also be transmitted to the hunter CM, and guidance orders which are developed, automatically or manually, on board the mine hunter, are transmitted to the self-propelled load CAM.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Pressure Vessels And Lids Thereof (AREA)

Abstract

The invention proposes a method of destroying an undersea object, such as, for example, a bottom mine (MF) or a tethered mine, which includes a step of detection and/or of identification of the object, including the use of means for detection and/or identification of the object at a distance greater than a minimum defined distance, called safety distance, and a step of destruction of the object, with the aid of a pyrotechnic charge (CAM), the explosion of which, for example, causes the explosion and the fragmentation of the mine, the destruction step consisting, from intermediate undersea equipment (EF) having previously reached the bottom, in employing a charge (CAM) which comes up to the object (MF), then in causing explosion of the charge (CAM), characterised in that the intermediate undersea equipment and the charge constitute a destruction unit (UD) which is placed in the water from a surface vessel (CM) or an aircraft, and which travels to the bottom along a path in the course of which its movements are remotely guided from a guidance station (CM). <IMAGE>

Description

La présente invention concerne un procédé de destruction d'un objet sous-marin.The present invention relates to a method of destroying an underwater object.

L'invention concerne plus particulièrement un procédé de destruction d'une mine de fond ou d'une mine à orin.The invention relates more particularly to a method of destroying a bottom mine or a rut mine.

Les procédés connus de destruction d'une mine sous-marine de fond comportent une étape de détection et/ou d'identification de la mine et une étape de destruction de la mine au moyen d'une charge explosive importante, par exemple de l'ordre de 50 à 100 kg, déposée à une distance de quelques mètres de la mine à détruire, au moyen d'un véhicule sous-marin généralement télécommandé.The known methods for destroying a bottom submarine mine include a step of detecting and / or identifying the mine and a step of destroying the mine by means of a high explosive charge, for example order of 50 to 100 kg, deposited at a distance of a few meters from the mine to be destroyed, using an underwater vehicle generally remote-controlled.

Après avoir procédé à la récupération du véhicule sous-marin à bord d'un vaisseau de surface chasseur de mines, on procède à la destruction de la mine en provoquant l'explosion de la charge dont l'onde de choc provoque l'explosion de la mine par influence.After having carried out the recovery of the underwater vehicle on board a surface mine-hunting vessel, the mine is destroyed by causing the charge to explode, the shock wave of which causes the explosion of mine by influence.

Les mines à orin sont détruites selon un procédé similaire de détection et/ou d'identification qui est suivi d'une étape de destruction consistant à accrocher sur l'orin une cisaille pyrotechnique qui est mise en place au moyen d'un véhicule sous-marin télécommandé ou filoguidé.Orin mines are destroyed by a similar detection and / or identification process which is followed by a destruction step consisting in hanging on the orin a pyrotechnic shear which is put in place by means of an under-vehicle. remote-controlled or wire-guided sailor.

Ici encore, après avoir récupéré le véhicule sous-marin, on provoque l'actionnement pyrotechnique de la cisaille par commande à distance depuis le vaisseau de surface.Here again, after recovering the underwater vehicle, the pyrotechnic actuation of the shears is triggered by remote control from the surface vessel.

Dans les deux cas qui viennent d'être mentionnés, la pose sur le fond de la charge explosive, ou de la cisaille pyrotechnique sur l'orin, nécessite de pouvoir approcher la mine suffisamment prêt, c'est-à-dire à une distance de quelques mètres afin de pouvoir placer la charge explosive à procimité de la mine ou de mettre en place la cisaille sur l'orin.In the two cases which have just been mentioned, the placement on the bottom of the explosive charge, or of the pyrotechnic shears on the rut, requires being able to approach the mine sufficiently ready, that is to say at a distance a few meters in order to be able to place the explosive charge near the mine or to place the shears on the rope.

Ces techniques de destruction ne pourront plus être utilisées pour la destruction de mines d'une conception nouvelle qui comportent des moyens de détection acoustique ou magnétique particulièrement performants qui permettent de détecter les signatures acoustiques ou magnétiques, très faibles, de tout véhicule sous-marin qui s'approche de la mine, entraînant l'explosion de la mine, mais également la destruction du véhicule sous-marin servant à la détection et/ou à l'identification des mines.These destruction techniques can no longer be used for the destruction of mines of a new design which include particularly efficient acoustic or magnetic detection means which make it possible to detect the very weak acoustic or magnetic signatures of any underwater vehicle which approaches mine, causing the explosion of the mine, but also the destruction of the underwater vehicle used for the detection and / or identification of mines.

Les techniques de destruction connues ne pourront pas non plus être utilisées pour la chasse aux mines de fond qui n'explosent pas par influence.Nor can known destruction techniques be used for hunting underground mines which do not detonate by influence.

Afin de permettre de détruire ce nouveau type de mines, il a été proposé dans la demande de brevet français n° 91/15638 un procédé de destruction d'un objet sous-marin, tel que par exemple une mine de fond ou une mine à orin, qui comporte une étape de détection et/ou d'identification de l'objet comportant la mise en oeuvre de moyens de détection et/ou d'identification de l'objet à une distance supérieure à une distance minimale déterminée dite de sécurité, et une étape de desctruction de l'objet, à l'aide d'une charge pyrotechnique dont l'explosion provoque par exemple l'explosion ou la fragmentation de la mine, ou l'actionnement d'une cisaille pyrotechnique mise en place sur l'orin d'une mine à orin, l'étape de destruction consistant, à partir d'un équipement intermédiaire sous-marin, ayant préalablement atteint le fond, à mettre en oeuvre une charge qui accoste l'objet puis à provoquer l'explosion de la charge.In order to allow this new type of mine to be destroyed, French patent application No. 91/15638 has proposed a method for destroying an underwater object, such as for example a bottom mine or a orin, which comprises a step of detecting and / or identifying the object comprising the use of means for detecting and / or identifying the object at a distance greater than a determined minimum distance known as safety, and a step of destruction of the object, using a pyrotechnic charge, the explosion of which causes, for example, the explosion or the fragmentation of the mine, or the actuation of a pyrotechnic shear placed on the orine from a orine mine, the destruction step consisting of using a submarine intermediate equipment, having previously reached the bottom, to apply a load which approaches the object and then to cause the explosion of the load.

Dans les différents modes de mise en oeuvre du procédé de destruction décrit dans ce document, il est fait appel à un véhicule sous-marin pour mettre en place sur le fond l'équipement intermédiaire sous-marin destiné à mettre en oeuvre la charge.In the various modes of implementation of the destruction process described in this document, an underwater vehicle is used to install the underwater intermediate equipment on the bottom intended to implement the load.

La présente invention a pour but de proposer un procédé de destruction du type de celui décrit et représenté dans la demande de brevet français n° 91/15638 dont la mise en oeuvre soit plus économique et qui puisse éviter de faire appel à un véhicule sous-marin en plus du vaisseau de surface.The object of the present invention is to propose a method of destruction of the type described and represented in French patent application No. 91/15638, the implementation of which is more economical and which can avoid the need for an under-vehicle. sailor in addition to the surface vessel.

Dans ce but, l'invention propose un procédé de destruction caractérisé en ce que l'équipement intermédiaire sous-marin et la charge constituent une unité de destruction qui est mise à l'eau depuis un vaisseau de surface, ou un aéronef, et qui rallie le fond selon un trajet au cours duquel ses déplacements sont guidés à distance depuis un poste de guidage.To this end, the invention provides a destruction method characterized in that the underwater intermediate equipment and the load constitute a destruction unit which is launched from a surface vessel, or an aircraft, and which rally the bottom along a path during whose movements are guided remotely from a guidance station.

Selon d'autres caractéristiques de l'invention :

  • l'unité de destruction est reliée au poste de guidage par un câble de transmission de données;
  • la force motrice de l'unité de destruction est la gravité;
  • l'unité de destruction comporte des moyens pour sa propulsion autonome au cours du trajet de ralliement du fond;
  • la charge est mise en oeuvre par catapultage à partir de l'unité de destruction posée sur le fond;
  • la charge est automotrice et est mise en oeuvre par autopropulsion à partir de l'unité de destruction posée sur le fond;
  • l'unité de destruction posée sur le fond comporte un engin automoteur qui peut se déplacer sur le fond en portant la charge;
  • l'unité de destruction posée sur le fond comporte des moyens de propulsion de la charge;
  • l'unité de destruction est équipée d'un bras manipulateur de la charge;
  • le vaisseau de surface ou l'aéronef comporte des moyens de détection et/ou d'identification de l'objet;
  • l'équipement intermédiaire intégré à l'unité de destruction peut être récupéré préalablement à la commande de l'explosion de la charge pyrotechnique;
  • la charge est une charge explosive creuse.
According to other characteristics of the invention:
  • the destruction unit is connected to the guidance station by a data transmission cable;
  • the driving force of the unit of destruction is gravity;
  • the destruction unit includes means for its autonomous propulsion during the rallying of the bottom;
  • the charge is implemented by catapulting from the destruction unit placed on the bottom;
  • the load is self-propelled and is implemented by self-propulsion from the destruction unit placed on the bottom;
  • the destruction unit placed on the bottom comprises a self-propelled machine which can move on the bottom carrying the load;
  • the destruction unit placed on the bottom comprises means for propelling the charge;
  • the destruction unit is equipped with a load handling arm;
  • the surface vessel or the aircraft comprises means for detecting and / or identifying the object;
  • the intermediate equipment integrated into the destruction unit can be recovered prior to controlling the explosion of the pyrotechnic charge;
  • the charge is a hollow explosive charge.

D'autres caractéristiques et avantages de l'invention apparaîtront à la lecture de la description détaillée qui va suivre pour la compréhension de laquelle on se reportera au dessin annexé dont la figure unique est une vue schématique illustrant la mise en oeuvre du procédé de destruction selon l'invention.Other characteristics and advantages of the invention will appear on reading the detailed description which follows to understand which reference will be made to the appended drawing, the single figure of which is a schematic view illustrating the implementation of the destruction process according to the invention.

On a représenté sur la figure une mine de fond MF. Il s'agit d'un des deux types de mine sous-marine que l'on peut être amené à détruire au cours d'une campagne de chasse anti-mines immergées, l'autre type étant constitué par les mines à orin.The figure shows an MF underground mine. It is one of the two types of underwater mine that one may have to destroy during a hunting campaign against submerged mines, the other type being made up of orin mines.

Selon une technique connue, non représentée, pour la description de laquelle on pourra notamment se reporter au contenu de la demande de brevet français n° 91/15638, la détection et/ou l'identification d'une mine MF peut par exemple être réalisée à l'aide d'un véhicule d'identification sous-marin télécommandé qui est relié à un vaisseau de surface chasseur de mine CM, ou directement à partir de ce dernier.According to a known technique, not shown, for the description of which one can in particular refer to the content of French patent application n ° 91/15638, the detection and / or the identification of an MF mine can for example be carried out using a remote-controlled underwater identification vehicle which is connected to or directly from a surface mine hunter CM.

Le vaisseau de surface chasseur de mine CM détecte et identifie par exemple les mines à l'aide de moyens connus d'identification acoustique ou visuels tels par exemple qu'un sonar ou une caméra.The mine hunter surface vessel CM detects and identifies, for example, mines using known means of acoustic or visual identification such as, for example, a sonar or a camera.

La destruction de la mine MF, préalablement repérée, s'effectue, conformément aux enseignements de l'invention, au moyen d'une unité de destruction UD qui est schématisée sur la figure comme étant constituée par un équipement de fond EF et une charge CAM.The destruction of the MF mine, previously identified, is carried out, in accordance with the teachings of the invention, by means of a destruction unit UD which is shown diagrammatically in the figure as being constituted by downhole equipment EF and a charge CAM .

L'ensemble constitué par l'unité de destruction UD est mis à l'eau à partir du chasseur de mine CM auquel il est relié par un câble 10. Lors de son trajet de ralliement du fond à proximité de la mine MF préalablement repéré, l'unité UD est téléguidée à distance à partir d'un poste de commande à bord du chasseur de mines CM qui envoie des instructions de guidage à l'unité de destruction par le câble 10.The assembly constituted by the destruction unit UD is launched from the mine hunter CM to which it is connected by a cable 10. During its rallying path from the bottom near the mine MF previously identified, the UD unit is remotely controlled from a control station on board the CM mine hunter which sends guidance instructions to the destruction unit by cable 10.

Au cours du trajet de descente, l'unité de destruction UD peut être repérée depuis la surface par une détection acoustique au moyen du sonar équipant par exemple le chasseur de mines CM.During the descent path, the destruction unit UD can be located from the surface by acoustic detection by means of the sonar equipping for example the mine hunter CM.

Le procédé de destruction selon l'invention comporte donc une phase de ralliement du fond à l'issue de laquelle l'unité de destruction occupe la position illustrée, en trait mixte, sur la figure dans laquelle elle repose sur le fond à proximité de la mine MF.The destruction method according to the invention therefore comprises a phase of rallying the bottom at the end of which the destruction unit occupies the position illustrated, in phantom, in the figure in which it rests on the bottom near the MF mine.

Le procédé de destruction se poursuit en mettant en oeuvre la charge CAM depuis le fond, de manière qu'elle vienne accoster la mine MF.The destruction process continues by implementing the CAM load from the bottom, so that it comes to dock the MF mine.

Conformément aux enseignements de la demande de brevet français n° 91/15638, la mise en oeuvre de la charge peut être effectuée, au moyen de la partie EF, constituant l'équipement de fond de l'unité de destruction UD, de différentes manières.In accordance with the teachings of French patent application No. 91/15638, the implementation of the charge can be carried out, by means of the part EF, constituting the downhole equipment of the destruction unit UD, in different ways.

L'équipement EF est par exemple un engin automoteur à chenilles qui peut se déplacer sur le fond en portant la charge automotrice CAM.The EF equipment is for example a self-propelled tracked machine which can move on the bottom while carrying the self-propelled load CAM.

L'équipement de fond peut également être équipé d'un bras manipulateur qui amène la charge au contact de la mine MF. L'équipement intermédiaire EF peut comporter une catapulte qui permet la mise en oeuvre par catapultage d'une charge automotrice CAM, ou la charge automotrice CAM peut être une charge autopropulsée lancée depuis l'équipement intermédiaire EF de l'unité de destruction UD.The downhole equipment can also be equipped with a manipulator arm which brings the load into contact with the MF mine. The intermediate equipment EF can comprise a catapult which allows the catalytic implementation of a self-propelled load CAM, or the self-propelling load CAM can be a self-propelled load launched from the intermediate equipment EF of the destruction unit UD.

La force motrice permettant le ralliement du fond par l'unité de destruction peut être constituée par la gravité ou, à titre de variante, l'unité de destruction peut comporter ses propres moyens de propulsion, non représentés, qui peuvent être constitués d'un ou plusieurs sous-ensembles qui sont récupérés après la phase-de ralliement du fond, en vue de leur réutilisation ultérieure.The driving force allowing the destruction of the bottom by the destruction unit can be constituted by gravity or, as a variant, the destruction unit can include its own propulsion means, not shown, which can consist of a or several sub-assemblies which are recovered after the bottom-rallying phase, with a view to their subsequent re-use.

Le câble 10 qui permet le téléguidage de l'unité de destruction au cours de la phase de ralliement du fond peut également être utilisé pour transmettre ensuite des données et des ordres de commande lors de la phase d'accostage de la mine MF par la charge CAM.The cable 10 which allows the remote control of the destruction unit during the bottom rallying phase can also be used to then transmit data and command orders during the docking phase of the MF mine by the load. CAM.

A titre de variante, il est également possible de prévoir la mise à l'eau de l'unité de destruction à partir d'un aéronef, tel que par exemple un hélicoptère, qui dépose l'unité de destruction à la surface de la mer à une certaine distance du vaisseau de surface CM.Alternatively, it is also possible to provide for the launching of the destruction unit from an aircraft, such as for example a helicopter, which deposits the destruction unit on the surface of the sea. at a certain distance from the surface vessel CM.

Afin de faciliter l'accostage de la mine MF par la charge CAM, la mine a pu être préalablement marquée.In order to facilitate docking of the MF mine by the CAM load, the mine could be marked beforehand.

Si la mine de fond MF n'est pas marquée, la charge automotrice CAM peut comporter un capteur optique ou accoustique qui lui permet de se guider automatiquement pour venir accoster la mine de fond MF.If the MF underground mine is not marked, the self-propelled load CAM may include an optical or acoustic sensor which allows it to automatically guide itself to come and approach the MF underground mine.

Les informations provenant du capteur porté par la charge CAM peuvent également être transmises au chasseur CM, et des ordres de guidage qui sont élaborés, automatiquement ou manuellement, à bord du chasseur de mines, sont transmis à la charge automotrice CAM.The information coming from the sensor carried by the load CAM can also be transmitted to the hunter CM, and guidance orders which are developed, automatically or manually, on board the mine hunter, are transmitted to the self-propelled load CAM.

Dans le cas d'une mine à orin, l'accostage et l'accrochage d'une cisaille à orin sur l'orin de la mine sont effectués selon les mêmes processus que ceux qui ont été décrits précédemment pour la mise au contact d'une charge explosive CAM avec une mine de fond MF.In the case of a mooring mine, the docking and attachment of a mooring shear on the mooring of the mine are carried out according to the same processes as those which have been described above for bringing into contact with a CAM explosive charge with an MF underground mine.

Claims (12)

Procédé de destruction d'un objet sous-marin, tel que par exemple une mine de fond (MF) ou une mine à orin, qui comporte une étape de détection et/ou d'identification de l'objet comportant la mise en oeuvre de moyens de détection et/ou d'identification de l'objet à une distance supérieure à une distance minimale déterminée dite de sécurité, et une étape de destruction de l'objet, à l'aide d'une charge pyrotechnique (CAM) dont l'explosion provoque par exemple l'explosion et la fragmentation de la mine, ou l'actionnement d'une cisaille pyrotechnique mise en place sur l'orin d'une mine à orin, l'étape de destruction consistant, à partir d'un équipement intermédiaire sous-marin (EF), ayant préalablement atteint le fond, à mettre en oeuvre une charge (CAM) qui accoste l'objet (MF), puis à provoquer l'explosion de la charge (CAM), caractérisé en ce que l'équipement intermédiaire sous-marin et la charge constituent une unité de destruction (UD) qui est mise à l'eau depuis un vaisseau de surface (CM), ou un aéronef, et qui rallie le fond selon un trajet au cours duquel ses déplacements sont guidés à distance depuis un poste de guidage.A method of destroying an underwater object, such as for example a bottom mine (MF) or a mooring mine, which comprises a step of detecting and / or identifying the object comprising the use of means for detecting and / or identifying the object at a distance greater than a determined minimum safety distance, and a step for destroying the object, using a pyrotechnic charge (CAM), the l 'explosion causes for example the explosion and the fragmentation of the mine, or the actuation of a pyrotechnic shear put in place on the strand of a strand mine, the destruction step consisting, starting from a submarine intermediate equipment (EF), having previously reached the bottom, to implement a load (CAM) which approaches the object (MF), then to cause the explosion of the load (CAM), characterized in that the submarine intermediate equipment and the load constitute a destruction unit (DU) which is launched u from a surface vessel (CM), or an aircraft, and which rallies to the bottom along a path during which its movements are guided remotely from a guidance station. Procédé selon la revendication 1, caractérisé en ce que l'unité de destruction (UD) est reliée au poste de guidage par un câble de transmission de données (10).Method according to claim 1, characterized in that the destruction unit (UD) is connected to the guidance station by a data transmission cable (10). Procédé selon l'une des revendications 1 ou 2, caractérisé en ce que la force motrice de l'unité de destruction (UD) est la gravité.Method according to one of claims 1 or 2, characterized in that the driving force of the destruction unit (UD) is gravity. Procédé selon 1 'une des revendications 1 ou 2, caractérisé en ce que l'unité de destruction (UD) comporte des moyens pour sa propulsion au cours du trajet de ralliement du fond.Method according to one of claims 1 or 2, characterized in that the destruction unit (UD) comprises means for its propulsion during the rallying path of the bottom. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que la charge (CAM) est mise en oeuvre par catapultage à partir de l'unité de destruction posée sur le fond.Method according to any one of the preceding claims, characterized in that the charge (CAM) is implemented by catapulting from the destruction unit placed on the bottom. Procédé selon l'une quelconque des revendications 1 à 4, caractérisé en ce que la charge (CAM) est automotrice et est mise en oeuvre par autopropulsion à partir de l'unité de destruction (UD) posée sur le fond.Method according to any one of Claims 1 to 4, characterized in that the load (CAM) is self-propelled and is implemented by self-propulsion with from the destruction unit (DU) placed on the bottom. Procédé selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'unité de destruction posée sur le fond comporte un engin automoteur qui peut se déplacer sur le fond en portant la charge (CAM).Method according to any one of Claims 1 to 4, characterized in that the destruction unit placed on the bottom comprises a self-propelled machine which can move on the bottom while carrying the load (CAM). Procédé selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'unité de destruction (UD) posée sur le fond comporte des moyens de propulsion de la charge (CAM).Method according to any one of Claims 1 to 4, characterized in that the destruction unit (UD) placed on the bottom comprises means for propelling the charge (CAM). Procédé selon la revendication 8, caractérisé en ce que l'unité de destruction est équipée d'un bras manipulateur de la charge (CAM).Method according to claim 8, characterized in that the destruction unit is equipped with a load handling arm (CAM). Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que le vaisseau de surface ou l'aéronef comporte des moyens de détection et/ou d'identification de l'objet.Method according to any one of the preceding claims, characterized in that the surface vessel or the aircraft comprises means for detecting and / or identifying the object. Procédé selon la revendication 1, caractérisé en ce que l'équipement intermédiaire (EF) intégré à l'unité de destruction (UD) peut être récupéré préalablement à la commande de l'explosion de la charge pyrotechnique.Method according to claim 1, characterized in that the intermediate equipment (EF) integrated into the destruction unit (UD) can be recovered prior to controlling the explosion of the pyrotechnic charge. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que la charge (CAM) est une charge explosive creuse.Method according to any one of the preceding claims, characterized in that the charge (CAM) is a hollow explosive charge.
EP19940400219 1993-02-23 1994-02-02 Improved method for the destruction of a submerged object, especially of a sea mine Expired - Lifetime EP0612656B1 (en)

Applications Claiming Priority (2)

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FR9302049A FR2701918B1 (en) 1993-02-23 1993-02-23 Improved process for destroying an underwater object, and in particular a submerged mine.
FR9302049 1993-02-23

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EP0612656A1 true EP0612656A1 (en) 1994-08-31
EP0612656B1 EP0612656B1 (en) 1997-10-08

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DE (2) DE612656T1 (en)
FR (1) FR2701918B1 (en)
NO (1) NO303625B1 (en)

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FR2750946A1 (en) * 1996-07-09 1998-01-16 Eca Destruction method of submerged mine
FR2801274A1 (en) 1999-11-24 2001-05-25 Eca Submersible for destroying underwater mines includes capsule with rear drive section, and front sensing and attack section
WO2006035121A1 (en) * 2004-09-29 2006-04-06 Societe Eca Device for distracting subsea or floating objects
FR2882339A1 (en) * 2005-02-21 2006-08-25 Dcn Sa Undersea object e.g. undersea mine, identifying and neutralizing method for military operation, involves placing undersea intervention robot, with display units and explosive charges, near object using hovering helicopter for neutralization
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DE102011121856A1 (en) * 2011-12-21 2013-06-27 Atlas Elektronik Gmbh Combustion agent for clearing munitions, such as sea mines, underwater, ordnance clearance combination with unmanned underwater vehicle and such ordnance and apparatus for this purpose.
DE102012006566A1 (en) * 2012-03-30 2013-10-02 Atlas Elektronik Gmbh Method of detecting sea mines and marine detection system
RU2531794C2 (en) * 2012-10-09 2014-10-27 Российская Федерация, от имени которой выступает Министерство обороны Российской Федерации Method for increasing efficiency of guidance at underwater target of corrected underwater projectile of antisubmarine ammunition, and device for its implementation
DE102019201764A1 (en) * 2019-02-12 2020-01-16 Atlas Elektronik Gmbh Mine clearance method using an autonomous underwater vehicle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2750946A1 (en) * 1996-07-09 1998-01-16 Eca Destruction method of submerged mine
FR2801274A1 (en) 1999-11-24 2001-05-25 Eca Submersible for destroying underwater mines includes capsule with rear drive section, and front sensing and attack section
WO2001038169A1 (en) 1999-11-24 2001-05-31 Eca Device for destroying undersea objects
WO2006035121A1 (en) * 2004-09-29 2006-04-06 Societe Eca Device for distracting subsea or floating objects
US7752990B2 (en) 2004-09-29 2010-07-13 Daniel Scourzic Device for destroying subsea or floating objects
AU2005324236B2 (en) * 2004-12-23 2008-12-11 Atlas Elektronik Gmbh Method for detecting and neutralizing submarine objects
US7530316B2 (en) 2004-12-23 2009-05-12 Atlas Elektronik Gmbh Method for detecting and neutralizing submarine objects
FR2882339A1 (en) * 2005-02-21 2006-08-25 Dcn Sa Undersea object e.g. undersea mine, identifying and neutralizing method for military operation, involves placing undersea intervention robot, with display units and explosive charges, near object using hovering helicopter for neutralization
WO2006090040A1 (en) * 2005-02-21 2006-08-31 Dcn Method and device for the identification and neutralisation of a submarine mine
US8297162B2 (en) 2005-02-21 2012-10-30 Dcn Method and a device for identifying and neutralizing an undersea mine

Also Published As

Publication number Publication date
DE69406029T2 (en) 1998-02-19
EP0612656B1 (en) 1997-10-08
NO940602D0 (en) 1994-02-22
FR2701918A1 (en) 1994-09-02
FR2701918B1 (en) 1995-04-28
NO940602L (en) 1994-08-24
DE69406029D1 (en) 1997-11-13
NO303625B1 (en) 1998-08-10
DE612656T1 (en) 1995-05-18

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