EP2370314A2 - Entraînement marin comportant un gicleur de pompe - Google Patents

Entraînement marin comportant un gicleur de pompe

Info

Publication number
EP2370314A2
EP2370314A2 EP09805674A EP09805674A EP2370314A2 EP 2370314 A2 EP2370314 A2 EP 2370314A2 EP 09805674 A EP09805674 A EP 09805674A EP 09805674 A EP09805674 A EP 09805674A EP 2370314 A2 EP2370314 A2 EP 2370314A2
Authority
EP
European Patent Office
Prior art keywords
motor
ship propulsion
pump jet
axis
pump
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.)
Withdrawn
Application number
EP09805674A
Other languages
German (de)
English (en)
Inventor
Gerd Krautkrämer
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.)
Schottel GmbH
Original Assignee
Schottel 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 Schottel GmbH filed Critical Schottel GmbH
Publication of EP2370314A2 publication Critical patent/EP2370314A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/10—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof
    • B63H11/101—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof having means for deflecting jet into a propulsive direction substantially parallel to the plane of the pump outlet opening
    • B63H11/102—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof having means for deflecting jet into a propulsive direction substantially parallel to the plane of the pump outlet opening the inlet opening and the outlet opening of the pump being substantially coplanar
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B63H2011/087—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type with radial flow

Definitions

  • the present invention relates to a marine propulsion with a pump jet according to EP 0 612 657.
  • Such marine propulsion systems are also known in practice and contain a Pumpj et as a main and / or auxiliary drive.
  • the energy is supplied, for example, on the one hand via a transmission, which is optionally preceded by a diesel, electric or hydraulic motor, or directly via an impeller shaft by means of a motor arranged outside the drive.
  • the electric motors used are conventional electric motors.
  • the invention provides a ship propulsion system with a pump housing containing a pump housing and a drive motor, wherein a rotor of an impeller of the pump jet contains an axis of rotation which is not aligned with a control axis of the pump jet.
  • the axis of rotation of the rotor is offset with respect to the control axis of the pump jet, with the axis of rotation of the rotor and the control axis of the pump jet preferably being parallel to each other. allel are. Alternatively or additionally, it may be provided with preference that the axis of rotation of the rotor and the control axis of the pump jet are inclined relative to one another, and in particular the axis of rotation of the rotor and the control axis of the pump jet intersect at one point.
  • the drive motor is an electric motor which is placed on the pump housing or partially integrated therein.
  • the electric motor is an asynchronous motor, synchronous motor or permanent magnet motor, and / or that between the electric motor and the impeller force-transmitting parts, such as teeth, 5 bearings and / or shafts are provided.
  • the drive motor is a magnet motor integrated in the pump housing.
  • the invention provides a marine propulsion with a Pumpj et containing a pump housing and a drive motor, wherein the drive motor is integrated in the pump housing high-temperature superconductor motor.
  • the Pumpj et is completely controllable.
  • the magnet motor or high-temperature superconducting motor comprises a rotor which is part of an impeller of the pump jet.
  • a further preferred embodiment is that the magnet motor or high-temperature superconducting motor includes a stator which is part of a diffuser inner ring of the pump jet.
  • the pumped medium in particular also serves alone as a lubricant and / or coolant.
  • the drive of the pump jet is free of force-transmitting parts, such as teeth, rolling bearings and / or shafts.
  • deflection devices are provided which are arranged and / or formed in an interior of the diffuser housing.
  • the deflecting means are arranged and / or formed so as to free a flow of water in the interior of the diffuser housing from turbulence and / or so that water exits through a nozzle of the Pumpjet water as possible without internal turbulence or that by individual nozzles desired amount of water per time, in particular the same amount of water per time, and / or lent possible without internal turbulence in order to achieve an optimal thrust effect of the pump jet.
  • the deflection devices contain at least one shape of the interior of the diffuser housing.
  • a further preferred embodiment in this context is that the deflection devices contain a region with a constant cross-sectional profile of the interior of the diffuser housing, and / or that the deflection devices contain a region with a reduced cross-sectional profile of the interior of the diffuser housing, and / or that the deflection devices have a Area with increased cross-sectional profile of the interior of the diffuser housing included.
  • the deflection devices may alternatively or additionally contain at least one guide vane in the interior of the diffuser housing.
  • FIG. 1 is a schematic sectional view of a first exemplary embodiment of a ship propulsion system with a
  • FIG. 2 shows a schematic perspective view of the ship propulsion system with a pump jet of the first exemplary embodiment
  • Fig. 3 is a schematic view of the marine propulsion with a Pumpj et of the first embodiment from below, i. with attached to a ship's hull pump jet in 20 looking towards the hull, shows
  • Fig. 4 is a schematic view of the marine propulsion with a Pumpj et of the first embodiment from the inside out, i. with a 2.5 ton pump jet pointing in the direction of the ship's hull, pointing at a ship's hull,
  • Fig. 5 shows in a schematic sectional view of a second embodiment of a marine propulsion with a Pumpj et shows
  • Fig. 6 shows a schematic sectional view of a third embodiment of a marine propulsion with a Pumpj et shows. 35
  • a ship propulsion S with a Pumpj et P is shown schematically in a longitudinal section.
  • the Pumpj et P includes a magnetic motor M, which is integrated in the flow or pump housing G, as a drive motor with a stand or
  • stator 1 and a rotor or rotor 2.
  • the rotor 2 is as
  • Impeller outer ring I developed, and the stator 1 is integrated in a diffuser inner ring D of the pump housing G, which contains a diffuser housing 3 or as a whole is formed as such.
  • the Pumpj et P still include a control motor 4, a
  • 7 2 shows the ship's propulsion S with the pump jet P of the first exemplary embodiment in a schematic perspective view.
  • Fig. 3 shows the ship's propulsion S with the Pumpj et P of the first embodiment in a schematic view from below, ie when attached to a ship's hull Pumpj et in the direction of the ship's hull out.
  • Fig. 4 shows the marine propulsion S with the Pumpj et P of the first embodiment in a schematic view from the inside outwards, ie in attached to a hull Pumpj et in the direction of the ship's hull away.
  • a completely controllable marine propulsion S whose pump jet P is rotatable through 360 °.
  • a high-temperature superconductor or HTSC motor (not shown separately) may be provided for the drive, with the rotor / rotor 2 in each case forming part of the impeller Is I and the stator / stator 1 is an integral part of the diffuser inner ring D.
  • the Pumpjet P By driving the pump jet P with a magnetic motor M or HTS engine no gear parts, such as teeth, shafts, bearings are required. As a result, the Pumpjet P can be classified as very low noise and low vibration as well as with high efficiency. Furthermore, no oil filling for lubrication and cooling of rotating parts is required, which characterizes the Pumpj et P as oil-free and low maintenance.
  • the pump housing G which contains the diffuser housing 3 or is formed as such, in bearings 8 relative to the well plate 7 about a control axis A is preferably rotated by 360 °, so that nozzles 9, of which in the sectional view in Fig.
  • I only one central nozzle 9b of three nozzles 9a, 9b and 9c can be controlled in a desired direction.
  • the diffuser housing 3 or the pump housing G is therefore at the same time also a deflecting housing.
  • the shape is in the first embodiment shown in FIG. 1 bead-like around the drive motor with the stator or stator 1 in the diffuser inner ring D of the pump housing G and the rotor or rotor 2 as Impellerau H- ring I.
  • the interior 11 of the diffuser or deflector 3 with the specific shape thus provides deflection 12.
  • a guide blade 13 is provided as part of the deflection devices 12.
  • the guide vanes, such as the guide vane 13 serve the purpose of "swirling" the water flow entering or leaving the interior space 11 of the diffuser or deflection housing 3 in the interior of the diffuser or deflection housing 3 and swirling through the rapidly rotating rotor 2 in conjunction with the deflection devices 12. and is directed so that exits through the individual nozzles 9a, 9b and 9c, for example, the same amount or generally a desired amount of water per time as possible without internal turbulence in order to achieve an optimum thrust effect of Pumpj set P.
  • the rotor 2 is provided with an axis of rotation B offset relative to the control axis A of the pump jet P, namely the axis of rotation B with respect to the plane of the drawing the control axis A is located, offset backwards, so further away from the viewer.
  • a kind of offset is clearly discernible and understandable when considering the second embodiment according to FIG. .
  • FIG. 5 shows a second exemplary embodiment of a ship propulsion S with a pump jet P in a schematic sectional illustration analogous to the representation of FIG.
  • the rotor 2 is provided with a relative to the control axis A of the pump jet P offset rotation axis B in the second embodiment.
  • the control axis A of the Pumpj set P and the axis of rotation b of the impeller or rotor 2, however, are aligned parallel to each other.
  • the deflection devices 12 have a region 12a with a smaller cross-sectional profile and a region 12b with a larger cross-sectional profile; on the other hand, the cross-sectional shape in the entire area 12c in the first embodiment is shown in FIG.
  • FIG. 1 constant.
  • a cross-section which increases in size to the nozzles 9 in accordance with the region 12b-in relation to the cross-section in the region 12a-of the second exemplary embodiment according to FIG. 5 has, for example, a diffusion or diffuser effect.
  • FIG. 6 shows, in a schematic sectional illustration analogous to the representations of FIGS. 1 and 5, a third exemplary embodiment of a ship propulsion S with a pump jet P. To avoid repetition, reference is made to the description of the first embodiment according to FIGS. 1 to 4 with regard to all components, their arrangement and effect.
  • the rotor 2 has a rotation axis B inclined with respect to the control axis A of the pump jet P. is. However, the control axis A of the pump jet P and the axis of rotation B of the rotor 2 diverges at a point Z.
  • the deflection devices 12 insofar as they are formed by the shape of the interior 11 of the diffuser housing 3 or of the pump housing G, Compared to the embodiment in the first embodiment according to FIG. 1 around the rotor 2 around due to its inclination no longer uniform.
  • the deflection devices 12 again have, as in the second exemplary embodiment according to FIG. 5, a region 12a with a smaller cross-sectional profile and a region 12b with a larger cross-sectional profile;
  • the cross-sectional profile in the entire region 12 c in the first exemplary embodiment according to FIG. 1 is constant.
  • a cross-section which increases in size towards the nozzles 9 in accordance with the region 12b-in relation to the cross-section in the region 12a-of the second exemplary embodiment according to FIG. 6 has, for example, a diffusion or diffuser effect.
  • the deflection devices 12 favors the design of the deflection devices 12 with the area 12a with a smaller cross-sectional profile and the area 12b with a larger cross-sectional profile.
  • the regions 12a and 12b are not even in cross-section constant in a peripheral portion of the bead or annular inner space 11 of the diffuser or deflection housing 3 or the pump housing G, as is the case with the second embodiment according to FIG. 5.
  • axis of rotation B of the impeller I or rotor 2 and the control axis A of the pump jet P are not aligned, or in other words do not lie on top of each other or are congruent, can also be used as an independent invention and therefore worthy of its own protection regardless of the embodiment of the invention
  • Ship propulsion S with a pump jet P which includes a pump housing G and a drive motor, wherein the drive motor is a built-in the pump housing G magnetic motor M or high-temperature superconducting motor, are considered invention.
  • the non-aligned arrangement of the axis of rotation B of the impeller I or rotor 2 and the control axis A of the pump jet P is the universal formulation that covers the embodiments of FIGS.
  • an electric motor E such as in particular an asynchronous motor, synchronous motor or permanent magnet motor, which is placed on the pump housing G or partially integrated therein.
  • an electric motor E is indicated only in FIGS. 5 and 6 in connection with the second and third exemplary embodiments for clarification by dashed lines. If such an electric motor E is provided, it replaces the magnet motor M or the HTSC motor, which in the first embodiment according to FIG. 1 is provided as a sole variant of the drive motor and just in the second and third embodiments may be provided in each case as the sole drive motor.
  • an electric motor E as a drive motor mounted on the pump housing G or partially integrated power transmission parts, such as teeth, rolling bearings and / or waves are required to ensure the rotational connection between such a drive motor and the impeller of the pump jet P, but for themselves belongs to the standard knowledge of a person skilled in the art and in so far not part of the present invention and also not of the invention aspect is that the axis of rotation b of the impeller or rotor 2 and the control axis A of the pump jet P are not aligned.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)

Abstract

L'invention concerne un entraînement marin (S) comportant un gicleur de pompe (P) renfermant un carter de pompe (G) et un moteur d'entraînement. Un rotor (2) d'une roue à aubes du gicleur de pompe (P) présente un axe de rotation (B) non-aligné avec un axe de commande (A) du gicleur de pompe (P).
EP09805674A 2008-12-05 2009-11-12 Entraînement marin comportant un gicleur de pompe Withdrawn EP2370314A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202008016162 2008-12-05
PCT/DE2009/001621 WO2010063254A2 (fr) 2008-12-05 2009-11-12 Entraînement marin comportant un gicleur de pompe

Publications (1)

Publication Number Publication Date
EP2370314A2 true EP2370314A2 (fr) 2011-10-05

Family

ID=42103859

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09805674A Withdrawn EP2370314A2 (fr) 2008-12-05 2009-11-12 Entraînement marin comportant un gicleur de pompe

Country Status (7)

Country Link
US (1) US20110305586A1 (fr)
EP (1) EP2370314A2 (fr)
JP (1) JP2012510914A (fr)
KR (1) KR20110097910A (fr)
CN (1) CN102369136A (fr)
CA (1) CA2744917A1 (fr)
WO (1) WO2010063254A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2005079C2 (nl) * 2010-07-14 2012-01-17 Veth Propulsion B V Stuurinrichting.
NO2904276T3 (fr) * 2012-10-01 2018-03-24
CN105775093B (zh) * 2016-03-25 2017-08-18 中国石油大学(华东) 小型潜水器的上浮及转向一体化装置
CN107651150A (zh) * 2017-08-31 2018-02-02 哈尔滨工程大学 一种全回转推进装置
CN108082430A (zh) * 2017-12-18 2018-05-29 熊迎芬 船舶动力装置
KR102684473B1 (ko) * 2022-03-10 2024-07-12 (주)제트웨이크 임펠러 내장형 모터
DE102023002023B3 (de) 2023-04-22 2024-09-05 Schottel Gmbh Antrieb eines Wasserfahrzeuges

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8004498A (nl) * 1980-08-07 1982-03-01 Antonius Hendrikus Clasina Bro Besturingsinrichting voor schepen.
DE3609032A1 (de) * 1986-03-18 1987-09-24 Schottel Werft Antriebseinrichtung fuer insbesondere flachgehende wasserfahrzeuge
EP0452538B1 (fr) * 1990-02-06 1994-12-21 Reinhard Gabriel Propulseur à réaction pour bateaux et avions ainsi que pompes
US5470208A (en) * 1990-10-05 1995-11-28 Kletschka; Harold D. Fluid pump with magnetically levitated impeller
DE4305267A1 (de) 1993-02-20 1994-08-25 Schottel Werft Wasserstrahlantrieb
JPH10257752A (ja) * 1997-03-11 1998-09-25 Railway Technical Res Inst 超電導プロペラ回転駆動装置、及び超電導発電装置
JP3062191B1 (ja) * 1999-08-02 2000-07-10 川崎重工業株式会社 立型ウオ―タジェット推進機の吐出口構造
NL1013192C2 (nl) * 1999-10-01 2001-04-03 Holland Roerpropeller B V Waterstraalvoortstuwingsinstallatie.
NL1020119C1 (nl) * 2002-03-06 2003-09-10 Veth Motoren B V Waterstraal-aandrijfinrichting.
JP4783945B2 (ja) * 2006-03-16 2011-09-28 株式会社Ｉｈｉ ウォータージェット推進装置
CA2704391C (fr) * 2007-12-05 2015-10-20 Schottel Gmbh Systeme de propulsion de bateau a hydrojet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010063254A2 *

Also Published As

Publication number Publication date
US20110305586A1 (en) 2011-12-15
WO2010063254A2 (fr) 2010-06-10
JP2012510914A (ja) 2012-05-17
KR20110097910A (ko) 2011-08-31
WO2010063254A3 (fr) 2011-12-29
CN102369136A (zh) 2012-03-07
CA2744917A1 (fr) 2010-06-10

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