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WO2022171556A1 - Dispositif d'actionnement, en particulier pour une utilisation sous l'eau, comportant un couplage magnétique - Google Patents

Dispositif d'actionnement, en particulier pour une utilisation sous l'eau, comportant un couplage magnétique Download PDF

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Publication number
WO2022171556A1
WO2022171556A1 PCT/EP2022/052826 EP2022052826W WO2022171556A1 WO 2022171556 A1 WO2022171556 A1 WO 2022171556A1 EP 2022052826 W EP2022052826 W EP 2022052826W WO 2022171556 A1 WO2022171556 A1 WO 2022171556A1
Authority
WO
WIPO (PCT)
Prior art keywords
chamber
adjusting device
rotation
magnetic
magnetic coupling
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.)
Ceased
Application number
PCT/EP2022/052826
Other languages
German (de)
English (en)
Inventor
Juergen Schneider
Juergen Simon
Gottfried Hendrix
David Claus
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to EP22703669.6A priority Critical patent/EP4291812A1/fr
Publication of WO2022171556A1 publication Critical patent/WO2022171556A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
    • F16K31/086—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being movable and actuating a second magnet connected to the closing element
    • F16K31/088—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being movable and actuating a second magnet connected to the closing element the movement of the first magnet being a rotating or pivoting movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008—Mechanical means
    • F16K37/0016—Mechanical means having a graduated scale
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters

Definitions

  • Adjusting device in particular for use under water, with a
  • the invention relates to an actuating device, in particular for use under water, and the use of the actuating device to actuate an underwater fitting, in particular a deep-sea fitting with at least one deep-sea valve, such as a deep-sea ball valve.
  • Electro-hydraulic actuators for deep sea applications are known, which are used to move an element underwater at water depths of up to several thousand meters in connection with oil and gas production, mining, scientific exploration or infrastructure projects. So there are z. B. in oil or natural gas production systems at sea at great depths, process valves with which the volume flow of the medium to be pumped can be regulated or shut off.
  • Known electro-hydraulic actuators for deep sea applications are usually set up to perform a movement to open and close deep sea valves. Due to the great water depths, the components of these actuators are exposed to very high pressures. It could be observed that the mechanical and hydraulic components of the actuators are easier to integrate in an environment with correspondingly high pressures than electronic components.
  • complex, space-intensive and/or costly sealing solutions are usually used in order to be able to operate the sensors in a pressure-reduced environment.
  • an adjusting device for use under water with a simple as possible, but nonetheless secure interface between pressure-sensitive components, such as sensor components, and less pressure-sensitive components, such as mechanical components of the actuator.
  • an adjusting device in particular for use under water, with at least one chamber, with a first mechanical member being held in the chamber, which can rotate about an axis of rotation within a limited range of angles of rotation, with a second mechanical member being rotatable about the same axis of rotation outside the chamber member is held, wherein a magnetic coupling is formed between the first member and the second member and wherein magnetic elements of the magnetic coupling are arranged and aligned in such a way that a rotational angle position of the first member can be or is transferred at least angularly synchronously or without slip to a rotational angle position of the second member .
  • the at least one chamber can be, for example, a (closed) encapsulated or (closed) chamber.
  • a chamber interior can be (completely) sealed off from and/or (completely) separated from a space outside the chamber.
  • the chamber can contribute to the actuating device being able to work with and/or in at least two different media, one of the media being able to be present in the chamber and the other of the media being able to be present outside of the chamber.
  • the media can differ from one another, for example, in at least one physical property, such as the pressure, and/or in at least one chemical property.
  • the adjusting device has two separate chambers, with the first mechanical member being held in a first of the chambers and being rotatable about an axis of rotation within a limited range of angles of rotation the second mechanical member rotatable about the same axis of rotation is held in a second of the chambers.
  • the first chamber can be a high-pressure chamber and/or gear chamber.
  • the second chamber can be a low-pressure chamber and/or electronics chamber or sensor chamber.
  • the first chamber and the second chamber can be separated from one another by means of a partition.
  • Media can be kept separate from one another by the chambers.
  • the reason for the media separation can be a pressure difference that has to be set. Other reasons can be media differences, such as liquid / gaseous, media incompatibility, prevention of unwanted chemical reactions of the media, temperature differences and/or electrical conductivity.
  • the first mechanical element can be a first shaft, for example.
  • the first member can be operatively connected to an actuator of the actuating device via a gear, for example.
  • the first link can be connected to the actuator in such a way that the rotational angle position of the first link is representative of the setting position of the actuator.
  • the angle of rotation range can be limited to less than 360°, for example.
  • the second mechanical element can be a second shaft, for example.
  • the second member can be operatively connected to a sensor, such as a rotation angle sensor. Due to the angle-synchronous and/or slip-free transmission of the rotational angle position to the second member, an adjustment position of the actuator can advantageously be detected by means of a corresponding sensor.
  • the second member can (alternatively) be connected, for example, to a (mechanical) display means, such as a position indicator.
  • a (mechanical) display means such as a position indicator.
  • the display means can also be provided in addition to a sensor.
  • the first chamber (or the chamber) has an internal pressure of 150 bar or more is acted upon.
  • the first chamber can be subjected to an internal pressure of 450 bar or more.
  • high pressures can occur in deep-sea applications in particular.
  • Mechanical and/or hydraulic systems can deal with correspondingly high pressures and can therefore be located in the first chamber.
  • electronic sensor systems in particular should be protected from such high pressures and should therefore not be located in the first chamber if possible.
  • At least one sensor be arranged in the second chamber or outside of the one chamber.
  • the sensor can be an electronic sensor.
  • the sensor can be a rotation angle sensor or a sensor for detecting the rotation angle position of the second member.
  • the sensor can also detect the rotational angle position of the first member at least indirectly via the magnetic coupling described here.
  • the second chamber can be a sensor chamber.
  • the second chamber can only be subjected to an internal pressure that is lower than that in the first chamber.
  • a pressure level can be set and/or maintained in the second chamber which essentially corresponds to the pressure level at sea level.
  • the adjusting device is an electrohydraulic actuator.
  • the actuating device can be an in particular electro-hydraulic deep-sea actuator, for example for actuating an underwater fitting.
  • the adjusting device be suitable or set up for use under water in water depths of at least one thousand meters.
  • the adjusting device can be suitable or set up for use under water in water depths of at least two thousand meters.
  • the first chamber and/or the second chamber can have a fluid-tight encapsulation.
  • the first chamber and/or the second chamber can be formed in the manner of a pressure vessel and/or be equipped with appropriate seals.
  • an operatively connected to the first member first magnetic coupling component Group of magnetic elements arranged next to one another in one plane and distributed around the axis of rotation.
  • the first magnetic coupling component can be arranged at a front end of the first member.
  • the plane may be orthogonal to the axis of rotation.
  • the group can include, for example, three, four or more magnetic elements.
  • the magnetic elements can be distributed uniformly or at the same distance from one another around the axis of rotation.
  • the magnetic elements can each be formed with a permanent magnet.
  • a second magnetic coupling component which is operatively connected to the second member, has a group of magnetic elements arranged next to one another in a plane and distributed around the axis of rotation.
  • the second magnetic coupling component can be arranged at a front end of the second member.
  • the plane may be orthogonal to the axis of rotation.
  • the group can include, for example, three, four or more magnetic elements.
  • the magnetic elements can be distributed uniformly or at the same distance from one another around the axis of rotation.
  • the magnetic elements can each be formed with a permanent magnet.
  • the respective group of magnet elements can have a plurality of magnet elements aligned in the same way and at least one magnet element aligned in the opposite direction thereto.
  • Alignment usually refers to the orientation of the poles of the magnetic elements.
  • the similar poles of these magnetic elements for example the respective negative poles
  • the corresponding pole (for example the negative pole) of the oppositely aligned magnetic element can point in the opposite direction.
  • the group of magnetic elements of the first magnetic coupling component and the group of magnetic elements of the second magnetic coupling component are generally (magnetically) formed to correspond to one another, in particular so that after an alignment of the groups that serves to transmit the rotational angle position, opposite magnetic poles are located opposite one another.
  • the at least one oppositely aligned magnetic element can be arranged in the area of a specific rotational angle position.
  • an oppositely oriented magnetic element can be arranged in the area of a specific rotational angle position or a represent determined angular position.
  • the group of magnetic elements of the first magnetic coupling component and the group of magnetic elements of the second magnetic coupling component can each have at least one oppositely aligned magnetic element in the area of a specific rotational angle position, which are (magnetically) formed to correspond to one another. Alignment of the groups to one another, which serves to transfer the angular position, is completed in particular when the oppositely oriented magnet elements of the two groups are opposite one another.
  • the subsea faucet may be a subsea faucet for controlling fluid flow in deep sea applications such as oil or gas exploration.
  • the underwater fitting can include at least one underwater valve, such as a ball valve, which can be actuated by means of the gear unit or the system.
  • Fig. 1 an embodiment variant of one described here
  • Fig. 2 a detailed view of a magnetic coupling in the
  • Adjusting device can be used advantageously.
  • 1 shows an exemplary and schematic sectional view of an embodiment variant of an adjusting device 1 described here.
  • the actuating device 1 can be an electrohydraulic actuator.
  • the actuating device 1 is suitable, for example, for use under water.
  • the adjusting device 1 can be suitable for use under water in water depths of at least one thousand meters.
  • the actuating device 1 has, for example, two separate chambers 2, 3.
  • the chambers 2, 3 can be separated from one another by a partition wall 12, for example.
  • a first mechanical member 5 is held in a first of the chambers 2 and can be rotated about an axis of rotation 4 within a limited range of angles of rotation.
  • a second mechanical member 6 rotatable about the same axis of rotation 4 is held in a second of the chambers 3 .
  • a magnetic coupling 7, 8 is formed between the first member 5 and the second member 6, a magnetic coupling 7, 8 is formed.
  • the magnetic elements 9, 10 of the magnetic coupling 7, 8 are arranged and aligned in such a way that a rotary angle position of the first member 5 can be transferred to a rotary angle position of the second member 6 in an angle-synchronous manner and/or without slip.
  • the first chamber 2 can be subjected to an internal pressure of 150 bar or more.
  • the first chamber 2 can be a gear chamber in which an exemplary mechanical and/or hydraulic gear 13 is arranged, which transmits mechanical energy from the first member 5 to an actuator 14 of the actuating device 1 .
  • the actuator 14 can be provided and set up to actuate a deep sea valve.
  • At least one sensor 11 can be arranged in the second chamber 3 .
  • the sensor 11 can be provided and set up to detect the angular position of the second member 6 .
  • the sensor 11 can also detect the rotational angle position of the first member 5 at least indirectly via the magnetic coupling 7, 8 described here, in order to advantageously be able to provide information about the position of the actuator 14.
  • Fig. 2 shows an example and schematically a detailed view of a magnetic coupling 7, 8, which can be used in the actuator 1 advantageously. It is shown by way of example that a first magnetic coupling component 7 operatively connected to the first member 5 has a group of in one Level next to each other and distributed around the axis of rotation 4 arranged magnetic elements 9, 10 has.
  • a second magnetic coupling component 8 operatively connected to the second member 6 has a group of magnetic elements 9 , 10 distributed in a plane next to one another about the axis of rotation 4 .
  • the respective group of magnetic elements 9, 10 has a plurality of magnetic elements 9 aligned in the same way and at least one magnetic element 10 aligned in the opposite direction.
  • the at least one oppositely aligned magnetic element 10 is advantageously arranged in the area of a specific rotational angle position. In a particularly advantageous manner, this contributes to the fact that a rotary angle position of the first link 5 can be transferred at least synchronously or without slip to a rotary angle position of the second link 6 .
  • the adjusting device 1 described here can be used to actuate an underwater fitting.
  • the absolute position of a rotary actuator can be recorded without sensitive electronic components having to be in a high-pressure chamber of the actuator and without rotary drives having to be routed into a low-pressure area with complex seals.
  • a reliable transfer of the rotary position from a drive working in a high-pressure chamber (e.g. 450 bar) to another rotary drive in a low-pressure chamber (e.g. 2 bar) can be realized without the need for a mechanical, electrical or hydraulic interface.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Measuring Volume Flow (AREA)

Abstract

L'invention concerne un dispositif d'actionnement (1), en particulier pour une utilisation sous l'eau, comportant au moins une chambre (2), un premier élément mécanique (5) qui peut tourner autour d'un axe de rotation (4) dans une plage d'angle de rotation limitée étant maintenu dans la chambre (2), un second élément mécanique (6) qui peut tourner autour du même axe de rotation (4) étant maintenu à l'extérieur de la chambre (2), un couplage magnétique (7, 8) étant formé entre le premier élément (5) et le second élément (6), et des éléments magnétiques (9, 10) du couplage magnétique (7, 8) étant agencés et orientés de telle sorte qu'une position angulaire du premier élément (5) peut être transférée au moins avec un synchronisme angulaire ou sans glissement vers une position angulaire du second élément (6).
PCT/EP2022/052826 2021-02-12 2022-02-07 Dispositif d'actionnement, en particulier pour une utilisation sous l'eau, comportant un couplage magnétique Ceased WO2022171556A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22703669.6A EP4291812A1 (fr) 2021-02-12 2022-02-07 Dispositif d'actionnement, en particulier pour une utilisation sous l'eau, comportant un couplage magnétique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021201319.8 2021-02-12
DE102021201319.8A DE102021201319A1 (de) 2021-02-12 2021-02-12 Stellvorrichtung, insbesondere für den Einsatz unter Wasser, mit einer Magnetkupplung

Publications (1)

Publication Number Publication Date
WO2022171556A1 true WO2022171556A1 (fr) 2022-08-18

Family

ID=80447643

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2022/052826 Ceased WO2022171556A1 (fr) 2021-02-12 2022-02-07 Dispositif d'actionnement, en particulier pour une utilisation sous l'eau, comportant un couplage magnétique

Country Status (3)

Country Link
EP (1) EP4291812A1 (fr)
DE (1) DE102021201319A1 (fr)
WO (1) WO2022171556A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4896064A (en) * 1981-02-06 1990-01-23 Nova Scotia Research Foundation Corp. Low loss magnetic drive system
WO2009045110A1 (fr) * 2007-10-05 2009-04-09 Multicontrol Hydraulics As Unité de pompe hydraulique à commande électrique comprenant un module d'accumulateurs destinée à être utilisée dans des systèmes de commande sous-marins
FR2947606A1 (fr) * 2009-07-03 2011-01-07 Inst Francais Du Petrole Distributeur hydraulique a trois voies et commande a entrainement magnetique
WO2014123425A1 (fr) * 2013-02-06 2014-08-14 Aker Subsea As Vanne sous-marine
CN104180008A (zh) * 2014-08-07 2014-12-03 河北科技师范学院 新型全密封无泄漏取暖阀
WO2018126214A1 (fr) * 2016-12-30 2018-07-05 Davis Edward P Actionneur de soupape magnétique à couple asymétrique
EP3394490A1 (fr) * 2015-12-24 2018-10-31 Eisenbau S.r.l. Ensemble indicateur de positionnement visuel pour boîtiers d'interrupteur de fin de course
EP3489559A1 (fr) * 2017-11-28 2019-05-29 Pierburg GmbH Soupape à fluide rotative magnétique

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4896064A (en) * 1981-02-06 1990-01-23 Nova Scotia Research Foundation Corp. Low loss magnetic drive system
WO2009045110A1 (fr) * 2007-10-05 2009-04-09 Multicontrol Hydraulics As Unité de pompe hydraulique à commande électrique comprenant un module d'accumulateurs destinée à être utilisée dans des systèmes de commande sous-marins
FR2947606A1 (fr) * 2009-07-03 2011-01-07 Inst Francais Du Petrole Distributeur hydraulique a trois voies et commande a entrainement magnetique
WO2014123425A1 (fr) * 2013-02-06 2014-08-14 Aker Subsea As Vanne sous-marine
CN104180008A (zh) * 2014-08-07 2014-12-03 河北科技师范学院 新型全密封无泄漏取暖阀
EP3394490A1 (fr) * 2015-12-24 2018-10-31 Eisenbau S.r.l. Ensemble indicateur de positionnement visuel pour boîtiers d'interrupteur de fin de course
WO2018126214A1 (fr) * 2016-12-30 2018-07-05 Davis Edward P Actionneur de soupape magnétique à couple asymétrique
EP3489559A1 (fr) * 2017-11-28 2019-05-29 Pierburg GmbH Soupape à fluide rotative magnétique

Also Published As

Publication number Publication date
DE102021201319A1 (de) 2022-08-18
EP4291812A1 (fr) 2023-12-20

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