EP3279081A1 - Ship propulsion system - Google Patents
Ship propulsion system Download PDFInfo
- Publication number
- EP3279081A1 EP3279081A1 EP17165965.9A EP17165965A EP3279081A1 EP 3279081 A1 EP3279081 A1 EP 3279081A1 EP 17165965 A EP17165965 A EP 17165965A EP 3279081 A1 EP3279081 A1 EP 3279081A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drive shaft
- propulsion system
- gear assembly
- tunnel
- tunnel gear
- 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- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
- B63H23/10—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/32—Other parts
- B63H23/321—Bearings or seals specially adapted for propeller shafts
Definitions
- the invention relates to a ship propulsion system.
- a marine propulsion system including an internal combustion engine, an electric machine, a drive shaft, a propeller coupled to the propshaft, and a tunnel gear assembly is known.
- the drive shaft of the ship propulsion system is drivable by means of the internal combustion engine and by means of the electric machine.
- the electric machine can be operated either by a motor or by a generator, wherein the regenerative operation of the electric machine is diverted from the drive shaft power, and wherein in the engine operation of the electric machine, for example, in uncoupled combustion engine, the drive shaft power is supplied.
- This marine propulsion system has an internal combustion engine and two electric machines. Furthermore, this marine propulsion system has a drive shaft passing through a tunnel gear assembly, the propeller shaft being coupled to a propeller. The electrical machines can in turn be operated by a motor or as a generator.
- the present invention has the object to provide a novel ship propulsion system.
- This object is achieved by a ship propulsion system according to claim 1.
- a thrust bearing is integrated into the tunnel gear arrangement, via which thrust forces acting on the propeller and on the drive shaft can be transferred to a ship foundation.
- a thrust bearing is integrated into the tunnel gear arrangement, via which thrust forces acting on the propeller and on the propeller shaft can be transmitted to a ship foundation.
- the integration of such a thrust bearing in the tunnel gear assembly allows a particularly compact design of the ship propulsion system.
- the tunnel gear assembly and the thrust bearing on a common housing wherein the tunnel gear assembly and the thrust bearing are connected via the common housing together to the ship foundation.
- the common foundations on the common housing an even more compact design for the ship propulsion system can be ensured.
- a clutch is further integrated in the common housing of tunnel gear assembly and thrust bearing, wherein the tunnel gear assembly comprises a plurality of gear ratios, via which the or each electric machine can be coupled via the coupling to the drive shaft.
- the tunnel gear assembly comprises a plurality of gear ratios, via which the or each electric machine can be coupled via the coupling to the drive shaft.
- the clutch is designed as a compensation clutch with compensation elements for compensation of displacements between the tunnel gear assembly and the drive shaft. Displacements between tunnel gear assembly and drive shaft can be easily compensated.
- the tunnel gear assembly and the thrust bearing have a common oil supply.
- a common oil supply for tunnel gear assembly and thrust bearing the design of the ship propulsion system can be made even more compact.
- the invention relates to a ship propulsion system.
- Fig. 1 shows a first embodiment of a marine propulsion system according to the invention.
- the marine propulsion system has a drive shaft 6.
- the prop shaft 6 is often referred to as a propeller shaft coupled to a propeller 13.
- the drive shaft 6 drives the marine propeller 13.
- the ship propulsion system has at least one internal combustion engine 9 and at least one electric machine 1 Fig. 1
- an internal combustion engine 9 and an electric machine 1 are shown.
- other electrical machines or even gas turbines can be used.
- the ship propulsion system furthermore has a tunnel gear arrangement 2, wherein the drive shaft 6 passes through the tunnel gear arrangement 2 in the region of a tunnel 7 of the tunnel gear arrangement 2.
- Fig. 1 can be seen that on both sides of the tunnel gear assembly 2 in the drive shaft 6 in each case a clutch 10 and 11 is integrated into the drive shaft 6. Then, when the clutch 11 is closed, the propeller 13 is coupled to the drive shaft 6. Then, when the clutch 10 is closed, the engine 9 is coupled to the drive shaft 6.
- the tunnel gear assembly 2 comprises at least one gear stage 12, in the illustrated embodiment, two gear ratios 12, via which the electrical machine 1 shown can be coupled to the drive shaft 6, in Fig. 1 via a clutch 3 integrated into the tunnel gear arrangement 2.
- a further clutch 4 is connected between the tunnel gear arrangement 2 and the electric machine 1.
- the tunnel gear assembly 2 can also provide a power take-out, namely, when the power is diverted via the tunnel gear assembly 2 of the drive shaft 6 to provide a regenerative operation of the electric machine 1 of the drive shaft 6.
- a thrust bearing 5 is integrated, via which on the propeller 13 and on the drive shaft 6 acting thrust forces in a ship's foundation 14 are transferable.
- a compact design of the ship propulsion system can be provided.
- Tunnel gear assembly 2 and thrust bearing 5 can are tied together to the ship's foundation 14, a separate connection is not required.
- the tunnel gear assembly 2 and the thrust bearing 5 have a common housing 15. About the common housing 15, the tunnel gear assembly 2 and integrated into the tunnel gear assembly 2 thrust bearing 5 are connected together to the ship's foundation 14.
- the coupling 3, which is the connection of in Fig. 1 shown electric machine 1 serves to the drive shaft 6, integrated into the housing 15 of tunnel gear assembly 2 and thrust bearing 5.
- this clutch 3 is designed as a shift or synchronous clutch, for example as a switchable multi-plate clutch.
- the electric machine 1 is connected separately to the machine foundation 14 or mounted on the machine foundation 14.
- Fig. 2 shows a second inventive ship propulsion system, which in terms of its basic design of the ship propulsion system of Fig. 1 corresponds, which is why the same reference numbers are used for the same components. To avoid unnecessary repetition is therefore for the marine propulsion system of Fig. 2 on the ship propulsion system of Fig. 1 Reference is made below, only to those details by which the ship propulsion system of the Fig. 2 from the ship propulsion system of Fig. 1 different.
- the electric machine 1 shown is directly connected to the common housing 15 of tunnel gear assembly 2 and thrust bearing 5, so that therefore the electric machine 1 via the common housing 15 of tunnel gear assembly 2 and thrust bearing 5 at the ship foundation 14 is connected.
- the design of the ship propulsion system can be made even more compact.
- FIG. 2 Another difference between the ship 's propulsion system Fig. 2 and the marine propulsion system of Fig. 1 is that in the marine propulsion system of Fig. 2 the integrated into the tunnel housing assembly 2 and in the common housing 15 of tunnel gear assembly 2 and thrust bearing 5 clutch 3 is formed as a compensating coupling, the compensation elements 8 to compensate for displacements between the tunnel gear assembly 2, in particular the translation stages 12 thereof, and the drive shaft features. This can be advantageously compensated during training train shifts between the tunnel gear assembly 2 and the drive clutch 6.
- the tunnel gear assembly 2 in particular the translation stages 12 thereof, and the thrust bearing 5 preferably have a common oil supply.
- the common oil supply is used for lubrication and / or cooling of the assemblies of tunnel gear assembly 2 and thrust bearing 5 via hydraulic oil.
- the ship propulsion system can be made even more compact. Furthermore, it is possible to dispense with an oil-side seal between tunnel gear arrangement 2 and thrust bearing 5.
- a plurality of electrical machines 1 are present, they are preferably coupled to the drive shaft 6 via common transmission stages 12 of the tunnel transmission arrangement 2.
- the ship propulsion system may also include a plurality of internal combustion engines 9.
- the ratio of the gear ratios 12 of the tunnel gear assembly 2 is chosen so that the or each electric machine 1 rotates faster than the drive shaft 6. This allows space, weight and cost in the area or each electric machine 1 can be realized.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Gear Transmission (AREA)
- General Details Of Gearings (AREA)
Abstract
Schiffsantriebssystem, mit mindestens einem Verbrennungsmotor (9), mit mindestens einer elektrischen Maschine (1), mit einer Antriebswelle (6), wobei die Antriebswelle (6) mittels des oder jedes Verbrennungsmotors (1) und/oder mittels der oder jeder elektrischen Maschine (2) antreibbar ist, mit einer mit der Antriebswelle (6) gekoppelten und von der Antriebswelle (6) antreibbaren Schiffsschraube (13), mit einer Tunnelgetriebeanordnung (2), wobei die Antriebswelle (6) die Tunnelgetriebeanordnung (2) durchsetzt, und wobei über die Tunnelgetriebeanordnung (2) von der Antriebswelle (6) unter Bereitstellung eines Power-Take-Out im generatorischen Betrieb der oder jeder elektrische Maschine (1) Leistung abzweigbar und/oder der Antriebswelle (6) unter Bereitstellung eines Power-Take-In im motorischen Betrieb der oder jeder elektrische Maschine (1) Leistung zuführbar, wobei in die Tunnelgetriebeanordnung (2) ein Drucklager (5) integriert ist, über welches auf die Schiffsschraube (13) und auf die Antriebswelle (6) einwirkende Schubkräfte in ein Schiffsfundament (14) übertragbar sind. Marine propulsion system, comprising at least one internal combustion engine (9), with at least one electric machine (1), with a drive shaft (6), wherein the drive shaft (6) by means of the or each internal combustion engine (1) and / or by means of the or each electric machine ( 2) is drivable, with a drive shaft (6) coupled to and from the drive shaft (6) drivable propeller (13), with a tunnel gear assembly (2), wherein the drive shaft (6) passes through the tunnel gear assembly (2), and wherein the tunnel gear assembly (2) from the drive shaft (6) while providing a power take-out in the regenerative operation of the or each electric machine (1) power divisible and / or the drive shaft (6) to provide a power take-in in the engine Operation of the or each electric machine (1) power supplied, wherein in the tunnel gear assembly (2) a thrust bearing (5) is integrated, via which on the propeller (13) and au for the drive shaft (6) acting thrust forces in a ship's foundation (14) are transferable.
Description
Die Erfindung betrifft ein Schiffsantriebssystem.The invention relates to a ship propulsion system.
Aus der
Ein weiteres Schiffsantriebssystem ist aus der
Hiervon ausgehend liegt der vorliegenden Erfindung die Aufgabe zugrunde, ein neuartiges Schiffsantriebssystem schaffen. Diese Aufgabe wird durch ein Schiffsantriebssystem nach Anspruch 1 gelöst. Erfindungsgemäß ist in die Tunnelgetriebeanordnung ein Drucklager integriert, über welches auf die Schiffsschraube und auf die Antriebswelle einwirkende Schubkräfte in ein Schiffsfundament übertragbar sind.On this basis, the present invention has the object to provide a novel ship propulsion system. This object is achieved by a ship propulsion system according to
Beim erfindungsgemäßen Schiffsantriebssystem ist in die Tunnelgetriebeanordnung ein Drucklager integriert, über welches auf die Schiffsschraube und auf die Antriebswelle einwirkende Schubkräfte in ein Schiffsfundament übertragbar sind. Die Integration eines solchen Drucklagers in die Tunnelgetriebeanordnung erlaubt eine besonders kompakte Bauform des Schiffsantriebssystems.In the ship propulsion system according to the invention, a thrust bearing is integrated into the tunnel gear arrangement, via which thrust forces acting on the propeller and on the propeller shaft can be transmitted to a ship foundation. The integration of such a thrust bearing in the tunnel gear assembly allows a particularly compact design of the ship propulsion system.
Vorzugsweise weisen die Tunnelgetriebeanordnung und das Drucklager ein gemeinsames Gehäuse auf, wobei die Tunnelgetriebeanordnung und das Drucklager über das gemeinsame Gehäuse gemeinsam an das Schiffsfundament angebunden sind. Durch die gemeinsame Fundamentierung über das gemeinsame Gehäuse kann eine noch kompaktere Bauform für das Schiffsantriebssystem gewährleistet werden.Preferably, the tunnel gear assembly and the thrust bearing on a common housing, wherein the tunnel gear assembly and the thrust bearing are connected via the common housing together to the ship foundation. The common foundations on the common housing an even more compact design for the ship propulsion system can be ensured.
Vorzugsweise ist in das gemeinsame Gehäuse von Tunnelgetriebeanordnung und Drucklager ferner eine Kupplung integriert, wobei die Tunnelgetriebeanordnung mehrere Übersetzungsstufen aufweist, über welche die oder jede elektrische Maschine über die Kupplung an die Antriebswelle ankoppelbar ist. Hierdurch kann eine noch kompaktere Bauform für das Schiffsantriebssystem gewährleistet werden.Preferably, a clutch is further integrated in the common housing of tunnel gear assembly and thrust bearing, wherein the tunnel gear assembly comprises a plurality of gear ratios, via which the or each electric machine can be coupled via the coupling to the drive shaft. As a result, an even more compact design for the ship propulsion system can be ensured.
Vorzugsweise ist die Kupplung als Ausgleichskupplung mit Ausgleichselementen zur Kompensation von Verlagerungen zwischen der Tunnelgetriebeanordnung und der Antriebswelle ausgebildet. Verlagerungen zwischen Tunnelgetriebeanordnung und Antriebswelle können so einfach kompensiert werden.Preferably, the clutch is designed as a compensation clutch with compensation elements for compensation of displacements between the tunnel gear assembly and the drive shaft. Displacements between tunnel gear assembly and drive shaft can be easily compensated.
Vorzugsweise weisen die Tunnelgetriebeanordnung und das Drucklager eine gemeinsame Ölversorgung auf. Durch die Nutzung einer gemeinsamen Ölversorgung für Tunnelgetriebeanordnung und Drucklager kann die Bauform des Schiffsantriebssystems noch kompakter ausgeführt werden.Preferably, the tunnel gear assembly and the thrust bearing have a common oil supply. By using a common oil supply for tunnel gear assembly and thrust bearing, the design of the ship propulsion system can be made even more compact.
Bevorzugte Weiterbildungen der Erfindung ergeben sich aus den Unteransprüchen und der nachfolgenden Beschreibung. Ausführungsbeispiele der Erfindung werden, ohne hierauf beschränkt zu sein, an Hand der Zeichnung näher erläutert. Dabei zeigt:
- Fig. 1:
- ein erstes erfindungsgemäßes Schiffsantriebssystem; und
- Fig. 2:
- ein zweites erfindungsgemäßes Schiffsantriebssystem.
- Fig. 1:
- a first ship propulsion system according to the invention; and
- Fig. 2:
- a second inventive ship propulsion system.
Die Erfindung betrifft ein Schiffsantriebssystem.The invention relates to a ship propulsion system.
Das Schiffsantriebssystem verfügt über mindestens einen Verbrennungsmotor 9 und mindestens eine elektrische Maschine 1. Im Ausführungsbeispiel der
Das Schiffsantriebssystem verfügt weiterhin über eine Tunnelgetriebeanordnung 2, wobei die Antriebswelle 6 die Tunnelgetriebeanordnung 2 im Bereich eines Tunnels 7 der Tunnelgetriebeanordnung 2 durchsetzt.
Die Tunnelgetriebeanordnung 2 umfasst mindestens eine Übersetzungsstufe 12, im gezeigten Ausführungsbeispiel zwei Übersetzungsstufen 12, über welche die gezeigte elektrische Maschine 1 an die Antriebswelle 6 ankoppelbar ist, und zwar in
Dann, wenn die Kupplung 10 geschlossen ist, ist die Antriebswelle 6 vom Verbrennungsmotor 9 aus antreibbar. Dann, wenn die Kupplungen 4 geschlossen ist, ist die Antriebswelle 6 zusätzlich oder alternativ von der elektrischen Maschine 1 aus antreibbar.Then, when the
Dann, wenn die elektrische Maschine 1 über die Tunnelgetriebeanordnung 2, nämlich über die Übersetzungsstufen 12 und die Kupplungen 3 und 4 Leistung in die Antriebswelle 6 eintreibt, wird die Tunnelgetriebeanordnung 2 sowie die elektrische Maschine 1 als sogenannter Power-Take-In im motorischen Betrieb der elektrischen Maschine 1 genutzt.Then, when the
Alternativ kann die Tunnelgetriebeanordnung 2 auch einen Power-Take-Out bereitstellen, und zwar dann, wenn über die Tunnelgetriebeanordnung 2 von der Antriebswelle 6 unter Bereitstellung eines generatorischen Betriebs der elektrischen Maschine 1 von der Antriebswelle 6 Leistung abgezweigt wird.Alternatively, the
In die Tunnelgetriebeanordnung 2 ist ein Drucklager 5 integriert, über welches auf die Schiffsschraube 13 und auf die Antriebswelle 6 einwirkende Schubkräfte in ein Schiffsfundament 14 übertragbar sind. Durch die Integration des Drucklagers 5 in die Tunnelgetriebeanordnung 2 kann eine kompakte Bauform des Schiffsantriebssystems bereitgestellt werden. Tunnelgetriebeanordnung 2 und Drucklager 5 können gemeinsam an das Schiffsfundament 14 angebunden werden, eine separate Anbindung ist nicht erforderlich.In the
Die Tunnelgetriebeanordnung 2 und das Drucklager 5 weisen ein gemeinsames Gehäuse 15 auf. Über das gemeinsame Gehäuse 15 sind die Tunnelgetriebeanordnung 2 und das in die Tunnelgetriebeanordnung 2 integrierte Drucklager 5 gemeinsam an das Schiffsfundament 14 angebunden.The
Wie bereits erwähnt, ist auch die Kupplung 3, die der Anbindung der in
Im Ausführungsbeispiel der
Beim Schiffsantriebssystem der
Ein weiterer Unterschied zwischen dem Schiffsantriebssystem der
In den Ausführungsbeispielen der
Sind mehrere elektrische Maschinen 1 vorhanden, sind dieselben vorzugsweise über gemeinsame Übersetzungsstufen 12 der Tunnelgetriebeanordnung 2 an die Antriebswelle 6 gekoppelt. Das Schiffantriebssystem kann auch mehrere Verbrennungsmotoren 9 aufweisen. Die Übersetzung der Übersetzungsstufen 12 der Tunnelgetriebeanordnung 2 ist so gewählt, dass die oder jede elektrische Maschinen 1 schneller dreht als die Antriebswelle 6. Hierdurch können Bauraum, Gewicht und Kosten im Bereich der oder jede elektrische Maschine 1 realisiert werden.If a plurality of
- 11
- elektrische Maschineelectric machine
- 22
- TunnelgetriebeanordnungTunnel gear assembly
- 33
- Kupplungclutch
- 44
- Kupplungclutch
- 55
- Drucklagerthrust bearing
- 66
- Antriebswelledrive shaft
- 77
- Tunneltunnel
- 88th
- Ausgleichselementcompensation element
- 99
- Verbrennungsmotorinternal combustion engine
- 1010
- Kupplungclutch
- 1111
- Kupplungclutch
- 1212
- Übersetzungsstufetranslation stage
- 1313
- Schiffsschraubepropeller
- 1414
- Schiffsfundamentship foundation
- 1515
- Gehäusecasing
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016214487.1A DE102016214487B4 (en) | 2016-08-04 | 2016-08-04 | Marine propulsion system |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3279081A1 true EP3279081A1 (en) | 2018-02-07 |
Family
ID=58544803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17165965.9A Withdrawn EP3279081A1 (en) | 2016-08-04 | 2017-04-11 | Ship propulsion system |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3279081A1 (en) |
DE (1) | DE102016214487B4 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017127724A1 (en) * | 2017-11-23 | 2019-05-23 | Renk Aktiengesellschaft | drive arrangement |
US11820476B2 (en) * | 2018-12-14 | 2023-11-21 | Abb Oy | Drive arrangement for a cycloidal marine propulsion unit, a cycloidal marine propulsion unit and a method of operating such a drive arrangement |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4360349A (en) * | 1978-10-24 | 1982-11-23 | Stal-Laval Turbin Ab | Marine transmission |
DE19756420C2 (en) | 1997-12-18 | 2001-09-20 | Man B & W Diesel As Kopenhagen | Drive device |
DE10309420A1 (en) * | 2003-03-05 | 2004-09-23 | Renk Ag | Ship propulsion system, has gearing output shaft extending through bearing and support ring with glide parts hydraulically supported by pistons |
DE102008061951A1 (en) | 2008-12-12 | 2010-06-17 | Renk Ag | Marine propulsion system |
EP2664536A2 (en) * | 2012-05-15 | 2013-11-20 | Renk Aktiengesellschaft | Vessel propulsion system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2181741A (en) * | 1937-10-04 | 1939-11-28 | Gen Electric | Prime mover control system |
GB1029706A (en) | 1964-06-26 | 1966-05-18 | Thesen Mathias Werft | Driving installation for ships |
DE3331480A1 (en) | 1983-09-01 | 1985-03-28 | F. Tacke Kg, 4440 Rheine | SHIP DRIVE SYSTEM |
DE4230500C2 (en) * | 1992-09-14 | 1997-08-21 | Vulkan Dieselmotorenwerk Gmbh | Arrangement of a wave generator system on board ships |
DE19501463C2 (en) | 1995-01-19 | 1996-11-21 | Vulkan Dieselmotorenwerk Gmbh | Shaft generator gearbox |
-
2016
- 2016-08-04 DE DE102016214487.1A patent/DE102016214487B4/en not_active Withdrawn - After Issue
-
2017
- 2017-04-11 EP EP17165965.9A patent/EP3279081A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4360349A (en) * | 1978-10-24 | 1982-11-23 | Stal-Laval Turbin Ab | Marine transmission |
DE19756420C2 (en) | 1997-12-18 | 2001-09-20 | Man B & W Diesel As Kopenhagen | Drive device |
DE10309420A1 (en) * | 2003-03-05 | 2004-09-23 | Renk Ag | Ship propulsion system, has gearing output shaft extending through bearing and support ring with glide parts hydraulically supported by pistons |
DE102008061951A1 (en) | 2008-12-12 | 2010-06-17 | Renk Ag | Marine propulsion system |
EP2664536A2 (en) * | 2012-05-15 | 2013-11-20 | Renk Aktiengesellschaft | Vessel propulsion system |
Also Published As
Publication number | Publication date |
---|---|
DE102016214487B4 (en) | 2018-05-03 |
DE102016214487A1 (en) | 2018-02-08 |
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