EP3124740B1 - Dispositif de forage et procédé d'établissement d'un forage depuis une plateforme flottante - Google Patents

Dispositif de forage et procédé d'établissement d'un forage depuis une plateforme flottante Download PDF

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Publication number
EP3124740B1
EP3124740B1 EP15178514.4A EP15178514A EP3124740B1 EP 3124740 B1 EP3124740 B1 EP 3124740B1 EP 15178514 A EP15178514 A EP 15178514A EP 3124740 B1 EP3124740 B1 EP 3124740B1
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EP
European Patent Office
Prior art keywords
drill string
drilling
torque
lifting
drill
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
Application number
EP15178514.4A
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German (de)
English (en)
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EP3124740A1 (fr
Inventor
Stefan SPREITZER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bauer Spezialtiefbau GmbH
Original Assignee
Bauer Spezialtiefbau GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bauer Spezialtiefbau GmbH filed Critical Bauer Spezialtiefbau GmbH
Priority to EP15178514.4A priority Critical patent/EP3124740B1/fr
Priority to US15/746,676 priority patent/US20180216407A1/en
Priority to CA2993114A priority patent/CA2993114A1/fr
Priority to PCT/EP2016/062491 priority patent/WO2017016714A1/fr
Priority to CN201680044086.5A priority patent/CN108138554A/zh
Publication of EP3124740A1 publication Critical patent/EP3124740A1/fr
Application granted granted Critical
Publication of EP3124740B1 publication Critical patent/EP3124740B1/fr
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/02—Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/09—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods specially adapted for drilling underwater formations from a floating support using heave compensators supporting the drill string
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E21B3/022—Top drives
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/04—Automatic control of the tool feed in response to the torque of the drive ; Measuring drilling torque

Definitions

  • the invention relates to a drilling device for creating a bore in a body of water from a floating platform, which Hubzien, in particular a wave motion of the water is exposed, with a drill drive for applying a torque, a drill string, which has at least one drill string element which relative to the axial direction is slidable to the drill drive and has at least one axially extending stop bar, which is for torque transmission with the drill drive and / or at least one stop bar of an adjacent drill string element to form a contact surface engaged, and a support means along which the drill string is moved substantially vertically, according to the preamble of claim 1.
  • the invention further relates to a method for creating a bore in a body of water from a floating platform which is subjected to lifting movements, in particular a wave motion of the body, wherein a drill drive applies torque to a drill pipe, the drill pipe having at least one drill pipe element displaceable in an axial direction has, by means of at least one axially extending stop bar the torque is transmitted from the drill drive and / or a stop bar of an adjacent drill string element, wherein in drilling operation, a contact surface is formed on the at least one stop bar, according to the preamble of claim. 6
  • Drilling in a body of water can easily with a drill from a floating platform, especially a ship, a pontoon or a swimming barge.
  • a floating platform With the floating platform, undesirable movements of the drilling tool relative to the wellbore may occur, which is problematic for a safe and accurate implementation of the wellbore.
  • the movements can occur parallel and / or perpendicular to the borehole axis.
  • the movements of a floating platform which may be subject to wave motion and / or tidal movements on a body of water, may be a few decimeters to a few meters.
  • a Kelly drilling procedure is often used to create a well in the waterbed.
  • a drilling rig with a Kelly bar is used, which is a telescopic boring bar.
  • the Kelly bar, on which a drilling tool is located in a lower area, can compensate for changes in length during drilling.
  • Floating use of the Kelly drilling method to drill in a body of water from a floating platform can also cause wave motion problems if the axial displaceability is blocked.
  • a high bending stress of the Kelly rod can occur in drilling operation.
  • this problematic bending stress can result in material-damaging overstressing of the telescoping drill string and, on the other hand, lead to uneven removal of soil material at the bottom of the borehole. It may even damage the rig and endanger the platform.
  • the invention has for its object to provide a drill and a method for creating a hole, especially in a body of water from a floating platform, specify with which drilling can be performed very efficient and gentle on materials.
  • the drilling apparatus is characterized in that a control unit is provided, which is designed to control and reduce the torque of the drill drive during the drilling operation to a threshold value, wherein the at least one drill string element with an existing friction on the contact surface to compensate for strokes further axially is displaceable.
  • a basic idea of the invention is to compensate for relative movements of the drill to the bottom hole by a reliable extension and retraction of the drill string.
  • the drill string can be composed of a single linkage with only one drill string element or of several string elements, in particular screwed.
  • the torque is transmitted from stop elements on the drill drive to the stop bars of the drill string.
  • the invention is based on the recognition that bear against high pressure forces in the circumferential direction of the axial stop bars during drilling operation. This leads to correspondingly high adhesive and frictional forces, so that an axial displaceability of the drill string element can be blocked.
  • the reliable displacement is inventively achieved in that the friction is controlled and reduced at the contact surfaces of the drill string element to a sufficient degree for the process.
  • the reduction of the friction is achieved by reducing the torque, which is intended for the pressing force and thus the adhesive / frictional force on the contact surfaces.
  • the invention represents, so to speak, an ABS system, that is to say an anti-lock system, for drill pipe. This makes it possible to reliably compensate, for example, for a water stroke in the axial direction of the drill string. Overuse is avoided.
  • the invention can also be used in drilling on land.
  • Hub movements for the present invention can be understood in principle all movements in an axial direction of a drill string, which is the distance between a drill and a bottom hole in a hole change.
  • the movements may basically have any amplitude and frequency, being single, nonuniform, recurring or periodic. Also, the movements can be regular and thus predicable or random.
  • the axial direction may define an axial upward and / or downward direction.
  • a drilling mast or a drill mount Under a support means of a drill as provided by the invention, in particular, a drilling mast or a drill mount can be understood.
  • a contact surface may be between the drill drive and a drill string member and / or between the adjacent drill string members. This can consist of a plurality of contact surfaces between the individual stop strips, which are in contact with each other.
  • a threshold to which the torque of the drill drive may be reduced may be zero, or even negative, to counteract undesirable torsion in the short term.
  • a torque value is defined in which the friction at the contact surfaces of the drill pipe to compensate for strokes is reduced to a sufficient extent.
  • a measure for reducing friction is provided in the region of the contact surface. This can be the placement of a friction-reducing material or a particularly smooth-surfaced machining of the stop bar.
  • a lubricating device is provided, which is preferably designed to supply oil or lubricating grease to the contact surface.
  • a detector unit which is designed to detect the lifting movements.
  • the detector unit may be located on the floating platform or on the drilling rig standing on the floating platform.
  • the detector unit may preferably be a linear acceleration sensor, which in particular determines accelerations in the axial direction of the drill pipe. From the measured accelerations, integration can be used to determine speeds and changes in position with respect to the movements in the axial direction of the detector unit itself and / or an evaluation unit connected to the detector unit.
  • the detector unit can also be attached to a non-moving, especially at a point on land, and record the strokes. In this case, the lifting movements of the water body in the vicinity of the floating platform can be detected directly, or preferably the lifting movements of the drilling device itself can be determined.
  • a measuring mark which is located on a surface of the water or preferably on the floating platform or on the drill, with a position-determining surveying instrument. From position changes can be concluded on the movements in the axial direction of the drill string.
  • the detector unit is coupled to the control unit and that the torque can be reduced by the control unit when a lifting movement to be compensated is determined by the detector unit.
  • the detector unit can detect occurring lifting movements and transmit them to the control unit.
  • all ascertained lifting movements or only such lifting movements which take into account a stroke movement exceeding the critical value for the drilling operation can be taken into account and transmitted.
  • the control unit communicating with the drill drive can reduce the torque based on the transmitted lift motions.
  • stroke values or stroke ranges can be assigned individual torques.
  • an adjustment of the torque can be made continuously.
  • lifting movements in particular those which exceed a predefined limit value, can be assigned a torque equal to zero, which corresponds to a stopping of the rotary drive.
  • Recurring in particular periodic strokes by wave movements of a body of water, can be predicted after determination of the course of movement by the detector unit with known methods, including by means of a KALMAN filter.
  • a compensation of such periodic strokes can be achieved with a periodic change in torque.
  • the reduction of the torque can be done in principle time or speed controlled and adapted to the strokes.
  • a particularly advantageous embodiment of the invention is given by the fact that the drill pipe a telescopic drill pipe with an external BohrgestSheelemet and at least one inner drill string element, in particular a Kelly bar is.
  • a telescoping drill string which may be formed with or without a locking mechanism for transmitting a force in the axial direction of the drill string, has outer and inner stop rails, each forming contact surfaces at which friction or frictional forces, which may be static or sliding friction forces, enable torque transfer , A change in the friction that occurs, which may be proportional to the applied torque, causes an adjustable and responsive to lifting movements telescoping of the drill string.
  • the drill pipe can be mounted on a carriage, which is slidably mounted on a mast of the drill, together with the rotary drive.
  • At a lower end of the linkage or at the lower end of the inner drill string element may be provided a polygonal to which a drilling tool is attached.
  • a particularly advantageous variant can result from the fact that the telescopic drill string is formed from more than two drill string elements, in particular from three or four drill string elements inserted into one another.
  • the telescopic drill string may be a Kelly bar, which consists of an outer kelly, one or more Mittelkellys and a réellekelly.
  • the drill string members may include a plurality of radially offset interlocking stop strips which form a contact surface in mutual engagement of each two adjacent stop strips, wherein the contact surface may be the surface having all the individual contact surfaces between the stop bars of the drill string elements.
  • a drilling tool is arranged on a lower region of one of the inner drill string elements.
  • the drilling tool which can be a rotary drilling tool, can be connected to the Kelly rod by means of a square.
  • the rotary drilling tool can be, for example, a worm drill, a box drill or a core drill.
  • Abtragstechnikmaschinee be attached to the drilling tool, which a Cause loosening of the soil material.
  • removal tools may for example consist of chisels, blades or knives.
  • the friction on the contact surface between the stop bars to compensate for the lifting movement is sliding friction. If the friction on the stop bars for compensation of the lifting movements is due to sliding friction, a torque can also be transmitted during the compensation. Thus, a force can be exerted on the bottom hole for the removal of soil material even with compensation of the strokes by the drilling tool. It can also be provided that the sliding friction for compensation of the lifting movements is equal to zero, which can be effected by stopping the rotary drive. Stopping can be a short period of time, in particular less than 1 s.
  • the object mentioned according to the invention is achieved in that the torque is controlled and reduced during the drilling drive by a control unit to a threshold, in which a frictional force is formed on the contact surface, in which for compensating a stroke of the at least one Drill rod element is further axially displaceable.
  • the drilling tool may, in particular, remain in contact with the bottom hole while the drilling tool is moving up and down.
  • the torque transmission is adapted to the strokes, in particular reduced.
  • An advantageous variant of the method according to the invention is when the distance between a drilling tool, which is arranged at a lower portion of the telescoping drill string, and the drill is changed in the compensation of the lifting movements.
  • a change in the distance of the drilling tool may correspond to an axial change in the length of the telescoping drill string. The changes in the distance can be achieved that a bending of the drill string is reduced in an action of forces due to strokes and that a loss of contact of the drilling tool is prevented with the bottom hole.
  • the lifting movements are detected by a detector unit and these are communicated to the control unit.
  • the detector unit which may be located on the body of water, on the floating platform and / or on land, may communicate strokes to the control unit via data transmission over a cable or wirelessly.
  • the reported strokes may include positions, changes in position, speeds, changes in speed, and / or accelerations of the body of water, the drilling rig, and / or the floating platform.
  • Another method advantageous embodiment of the invention is when the drill string is further driven while controlling and reducing torque.
  • the reduction of the torque to an arbitrary value greater than zero, wherein on the stop bars of the drill string further torque can be transmitted.
  • By further driving the drill string uninterrupted removal of soil material and / or pumping or conveying of already removed soil material can take place.
  • means may be provided for pumping or conveying soil material.
  • An advantageous embodiment of the method according to the invention may also be that the frictional force on the contact surface is a Gleitreibkraft.
  • the friction force can be a static friction force and / or a sliding friction force.
  • a movement of the telescoping drill string in the axial direction may be allowed as a sliding movement, while still a power transmission for transmitting the torque may be allowed on the drilling tool.
  • an evaluation is provided by which historical data of the torque and the lifting movement are evaluated and documented during the drilling operation.
  • the history data can serve a surgeon for visual inspection or an intelligent evaluation system for automatic evaluation.
  • the method can be optimized thereby.
  • the documentation of the historical data can also be used within a knowledge-based information system to provide historical data to use already completed holes to reduce and control the torque in further drilling. This can serve in particular the purpose of increasing the removal progress.
  • the torques occurring and the lifting movements can be recorded and / or displayed as desired during a bore. It may be particularly advantageous that the torques occurring during the drilling operation and the lifting movements are displayed on a visual display unit.
  • the visual indication may be used by a machine operator to monitor the drilling operation and to assess the reaction of the method to occurring strokes to compensate them.
  • a method for creating a foundation element in a body of water in which at least one hole is created in the body of water and in the at least one bore, the foundation element is formed.
  • the method is characterized in that the well is created by the method of creating a well in a body of water from a floating platform.
  • a pipe or pile element can be introduced into the bore.
  • a filling of the bore with a curable medium, in particular a cement suspension for forming the foundation element is possible.
  • Foundation elements may be individual pillars or elongated walls in the body of water.
  • the drilling apparatus 100 has a carrier device 30, a telescoping drill pipe 10, a drill drive 40 and a drilling tool 42 as essential components.
  • the drill 100 is located on a floating platform 4, which may be a pontoon or a ship, which floats on a body of water 8 with a body of water 2.
  • a floating platform 4 By a wave movement of the water body 8, the floating platform 4, the drill 100 and in particular also the drill drive 40, the telescopic drill pipe 10 and the drilling tool 42 undergoes movements in an axial direction 6.
  • the said movements can be referred to as lifting movements.
  • the telescopic drill pipe 10 is arranged on a carriage 34 which is movably mounted on a mast 32 of the support means 30 in the axial direction 6.
  • the telescoping drill string 10 is driven on an outer drill string member 12 by the drill driver 40 to rotate about the axis of rotation 6 defined by the axis of rotation.
  • the telescoping drill string 10 has an outer drill string member 12, a first inner drill string member 14, a second inner drill string member 15 and a third inner drill string member 16 which are telescopically supported in the axial direction 6.
  • At the third inner drill pipe element 16 is located at a lower portion of a drilling tool 42, which is a worm drill in this embodiment.
  • the drilling tool 42 is non-positively connected to the third inner drill string element 16 by means of a square connection, not shown.
  • the bottom hole 3 is located at the lower end of the borehole in the bottom of the water 2.
  • the telescoping drill string 10 may protrude through the floating platform 4 or be guided laterally past the floating platform.
  • Strokes caused by the body of water 8 result in movements of the floating platform 4 with the drill 100 thereon. These movements are determined in the embodiment with a detector unit 52 located on / on the floating platform 4. Movements in the axial direction 6 can occur in the direction of the body of water 2 down or opposite upward.
  • the detector unit 52 is connected to the control unit 50 with a data connection cable 54.
  • the detector unit 52 informs the control unit 50 about movements in the axial direction 6, which may also include positions.
  • the controller 50 may analyze, process, and utilize this information to drive the auger drive 40.
  • the control unit 50 is connected to the drill drive 40 via a further data connection cable 55.
  • the control of the auger drive 40 via the control unit 50 includes reducing the torque to a predefined threshold value and again increasing the torque from the auger drive 40 to the value of the torque present before the reduction.
  • the in Fig. 1 drawn section AA is in Fig. 2 shown in perspective view. It shows Fig. 2 a section through the extended inner drill string elements 14 and 15, wherein the drill string element 15 is located within the drill string element 14.
  • the drill pipe element 15 in this embodiment has two outwardly directed inner stop rails 22 and the drill pipe element 14 has two inwardly directed outer stop rails 20.
  • the outer stop strips 20 are respectively in contact or in engagement with the inner stop strips 22, wherein the contact is formed on a respective contact part surface 24.
  • Frictional forces which can be embodied as static friction force or sliding friction force occur at the contact part surfaces 24 during drilling operation.
  • To compensate for the movements in the axial direction 6 slide the contact surfaces 24 in the axial direction 6 to each other. If the movements in the axial direction 6 are not compensated, the contact surfaces 24 adhere to each other for the transmission of the torque.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Claims (12)

  1. Dispositif de forage pour l'établissement d'un forage dans un fond d'étendue d'eau (2) depuis une plateforme flottante (4), laquelle est soumise à des mouvements verticaux, en particulier à un mouvement de vagues de l'étendue d'eau (8), comportant
    - un entraînement de forage (40) pour l'application d'un couple,
    - un train de forage (10), lequel présente au moins un élément de train de forage (12, 14, 15, 16), lequel est déplaçable dans la direction axiale (6) par rapport à l'entraînement de forage (40) et présente au moins une barre de butée (20, 22) s'étendant dans la direction axiale (6), laquelle est en prise pour la transmission de couple avec l'entraînement de forage (40) et/ou au moins une barre de butée (20, 22) d'un élément de train de forage (12, 14, 15, 16) adjacent en formant une surface de contact, et
    - un dispositif de support (30), le long duquel le train de forage (10) est déplaçable sensiblement verticalement,
    caractérisé en ce que
    une unité de commande (50) est prévue, laquelle est réalisée pour la commande et la réduction du couple de l'entraînement de forage (40) pendant le forage à une valeur seuil, à laquelle l'au moins un élément de train de forage (12, 14, 15, 16), en présence de frottements présent au niveau de la surface de contact, peut être davantage déplacé axialement pour la compensation de mouvements verticaux,
    en ce qu'une unité de détection (52) est prévue, laquelle est réalisée pour la détection des mouvements verticaux,
    en ce que l'unité de détection (52) est couplée à l'unité de commande (50) et
    en ce que le couple peut être réduit par l'unité de commande (50), lorsqu'un mouvement vertical à compenser est déterminé par l'unité de détection (52).
  2. Dispositif de forage selon la revendication 1,
    caractérisé en ce
    que le train de forage (10) est un train de forage (10) télescopique avec un élément de train de forage (12) extérieur et au moins un élément de train de forage (14, 15, 16) intérieur, en particulier une tige Kelly.
  3. Dispositif de forage selon la revendication 2,
    caractérisé en ce que
    le train de forage (10) télescopique se compose de plus de deux éléments de train de forage, en particulier de trois ou quatre éléments de train de forage (12, 14, 15, 16) enfichés l'un dans l'autre.
  4. Dispositif de forage selon l'une des revendications 2 ou 3,
    caractérisé en ce que
    un outil de forage (42) est agencé au niveau d'une zone inférieure d'un des éléments de train de forage (14, 15, 16) intérieurs.
  5. Dispositif de forage selon l'une quelconque des revendications 1 à 4,
    caractérisé en ce que
    le frottement au niveau de la surface de contact pour la compensation des mouvements verticaux est un frottement de glissement.
  6. Procédé pour l'établissement d'un forage dans un fond d'étendue d'eau (2) depuis une plateforme flottante (4), laquelle est soumise à des mouvements verticaux, en particulier à un mouvement de vagues de l'étendue d'eau (8), dans lequel
    - un entraînement de forage (40) d'un dispositif de forage (100) applique un couple sur un train de forage (10), dans lequel le train de forage (10) présente au moins un élément de train de forage (12, 14, 15, 16) déplaçable dans une direction axiale (6),
    - le couple est transmis au moyen d'au moins une barre de butée (20, 22) s'étendant dans la direction axiale au niveau de l'élément de train de forage (12, 14, 15, 16),
    - une surface de contact étant formée au niveau de l'au moins une barre de butée (20, 22) pendant le forage,
    caractérisé en ce que
    le couple est commandé et réduit pendant le forage par une unité de commande (50) à une valeur seuil, à laquelle une force de frottement est formée au niveau de la surface de contact (24), pour laquelle l'au moins un élément de train de forage (12, 14, 15, 16) peut être davantage déplacé axialement pour la compensation d'un mouvement vertical, et
    en ce que les mouvements verticaux sont détectés par une unité de détection (52) et ceux-ci sont communiqués à l'unité de commande (50).
  7. Procédé selon la revendication 6,
    caractérisé en ce que
    un train de forage (10) télescopique est utilisé, et
    en ce que la distance entre un outil de forage (42), lequel est agencé au niveau d'une zone inférieure du train de forage (10) télescopique, et le dispositif de forage (100) est modifiée lors de la compensation des mouvements verticaux.
  8. Procédé selon l'une des revendications 6 à 7,
    caractérisé en ce que
    le train de forage (10) continue d'être entraîné pendant la commande et la réduction du couple.
  9. Procédé selon l'une des revendications 6 à 8,
    caractérisé en ce que
    la force de frottement au niveau de la surface de contact (24) est une force de frottement de glissement.
  10. Procédé selon l'une des revendications 6 à 9,
    caractérisé en ce que
    une unité d'évaluation est prévue, par laquelle des données d'historique du couple et du mouvement vertical sont évaluées et documentées pendant le fonctionnement de forage.
  11. Procédé selon l'une des revendications 6 à 10,
    caractérisé en ce que
    les couples apparaissant pendant le forage et les mouvements verticaux sont représentés au niveau d'une unité d'affichage visuelle.
  12. Procédé pour l'établissement d'un élément de fondation dans un fond d'étendue d'eau, dans lequel
    - au moins un forage est établi dans le fond d'étendue d'eau (2) et
    - l'élément de fondation est formé dans l'au moins un forage,
    caractérisé en ce que
    au moins un forage est établi selon un procédé selon l'une des revendications 6 à 11.
EP15178514.4A 2015-07-27 2015-07-27 Dispositif de forage et procédé d'établissement d'un forage depuis une plateforme flottante Active EP3124740B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP15178514.4A EP3124740B1 (fr) 2015-07-27 2015-07-27 Dispositif de forage et procédé d'établissement d'un forage depuis une plateforme flottante
US15/746,676 US20180216407A1 (en) 2015-07-27 2016-06-02 Drilling apparatus and method for producing a bore
CA2993114A CA2993114A1 (fr) 2015-07-27 2016-06-02 Equipement de forage et procede de production d'un forage a partir d'une plate-forme flottante
PCT/EP2016/062491 WO2017016714A1 (fr) 2015-07-27 2016-06-02 Équipement de forage et procédé de production d'un forage à partir d'une plate-forme flottante
CN201680044086.5A CN108138554A (zh) 2015-07-27 2016-06-02 钻孔装置和产生孔的方法

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EP15178514.4A EP3124740B1 (fr) 2015-07-27 2015-07-27 Dispositif de forage et procédé d'établissement d'un forage depuis une plateforme flottante

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EP3124740B1 true EP3124740B1 (fr) 2019-04-03

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WO (1) WO2017016714A1 (fr)

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US11008849B2 (en) * 2018-09-05 2021-05-18 Deere & Company Grade management system for an implement
EP3719246B1 (fr) * 2019-04-03 2024-05-29 BAUER Maschinen GmbH Procédé de production d'un forage dans le sol et appareil de forage associé
EP3779117A1 (fr) * 2019-08-16 2021-02-17 BAUER Maschinen GmbH Dispositif de tige d'entraînement pour un appareil de forage et procédé de traitement du sol

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US3716106A (en) * 1971-07-30 1973-02-13 E Peterson Constantly slipping clutch control for rotary drilling
WO2008068445A1 (fr) * 2006-12-06 2008-06-12 National Oilwell Varco, L.P. Procédé et appareil pour la compensation active du tangage

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US3653636A (en) * 1970-02-09 1972-04-04 Exxon Production Research Co Wave motion compensation system for suspending well equipment from a floating vessel
US3917006A (en) * 1972-09-29 1975-11-04 Smith International Floorlevel motion compensator
US5209302A (en) 1991-10-04 1993-05-11 Retsco, Inc. Semi-active heave compensation system for marine vessels
EP1103459A1 (fr) 1999-11-24 2001-05-30 Mercur Slimhole Drilling and Intervention AS Arrangement pour la compensation des mouvements de levée et de marée
US6491115B2 (en) * 2000-03-15 2002-12-10 Vermeer Manufacturing Company Directional drilling machine and method of directional drilling
GB2424018B (en) * 2003-11-07 2008-05-28 Aps Technology Inc System and method for damping vibration in a drill string

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US3716106A (en) * 1971-07-30 1973-02-13 E Peterson Constantly slipping clutch control for rotary drilling
WO2008068445A1 (fr) * 2006-12-06 2008-06-12 National Oilwell Varco, L.P. Procédé et appareil pour la compensation active du tangage
US20100057279A1 (en) * 2006-12-06 2010-03-04 Aage Kyllingstad Method and Apparatus for Active Heave Compensation

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CN108138554A (zh) 2018-06-08
EP3124740A1 (fr) 2017-02-01
CA2993114A1 (fr) 2017-02-02
WO2017016714A1 (fr) 2017-02-02
US20180216407A1 (en) 2018-08-02

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