HRP20170565T1 - Ring propeller with forward screw - Google Patents

Ring propeller with forward screw Download PDF

Info

Publication number
HRP20170565T1
HRP20170565T1 HRP20170565TT HRP20170565T HRP20170565T1 HR P20170565 T1 HRP20170565 T1 HR P20170565T1 HR P20170565T T HRP20170565T T HR P20170565TT HR P20170565 T HRP20170565 T HR P20170565T HR P20170565 T1 HRP20170565 T1 HR P20170565T1
Authority
HR
Croatia
Prior art keywords
propeller
ring
blade
profile
thruster
Prior art date
Application number
HRP20170565TT
Other languages
Croatian (hr)
Inventor
Jahn Terje Johannessen
Original Assignee
Rolls-Royce Marine As
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 Rolls-Royce Marine As filed Critical Rolls-Royce Marine As
Publication of HRP20170565T1 publication Critical patent/HRP20170565T1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/16—Propellers having a shrouding ring attached to blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/26—Blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2241/00—Design characteristics
    • B63B2241/02—Design characterised by particular shapes
    • B63B2241/10—Design characterised by particular shapes by particular three dimensional shapes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
    • B63H2005/1254—Podded azimuthing thrusters, i.e. podded thruster units arranged inboard for rotation about vertical axis
    • B63H2005/1258—Podded azimuthing thrusters, i.e. podded thruster units arranged inboard for rotation about vertical axis with electric power transmission to propellers, i.e. with integrated electric propeller motors

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Claims (7)

1. Propeler (12) s prstenom na poprečni potisak (10), čiji propeler (12) s prstenom obuhvaća prsten (15), središnji element (16) i najmanje jednu lopaticu (18) propelera koja se pruža između i spaja na središnji element (16) i prsten (15), sukladno opisanom redoslijedu, čija najmanje jedna lopatica (18) propelera ima profil (19) vodećeg ruba i profil (20) pratećeg ruba u poprečnom presjeku okomitom na os rotacije A propelera (12) s prstenom, najmanje jedna lopatica (18) propelera je zakošena sprijeda, naznačen time što krajnji vanjski dio lopatice (18) dolazi u dodir sa zonama s ranije promijenjenom brzinom i što profil (19) vodećeg ruba najmanje jedne lopatice (18) propelera ima S oblik s konkavnim oblikom u dijelu na točki spoja (37) na prsten (15) tako da tangenta na profil vodećeg ruba u točki spoja na prsten koji obuhvaća propeler s prstenom i tangentu na obuhvatni prsten na istoj točki spoja formiraju kut koji je veći od 0° i manji od 90°.1. A transverse thrust ring propeller (12) (10), the ring propeller (12) comprising a ring (15), a central member (16) and at least one propeller blade (18) extending between and connected to the central member (16) and a ring (15), in accordance with the described order, of which at least one blade (18) of the propeller has a leading edge profile (19) and a trailing edge profile (20) in a cross-section perpendicular to the axis of rotation A of the propeller (12) with the ring, at least one blade (18) of the propeller is beveled in front, characterized by the fact that the outermost part of the blade (18) comes into contact with the zones with previously changed speed and that the profile (19) of the leading edge of at least one blade (18) of the propeller has an S shape with a concave shape in the part at the point of connection (37) to the ring (15) so that the tangent to the profile of the leading edge at the point of connection to the ring that encompasses the propeller with the ring and the tangent to the enclosing ring at the same point of connection form an angle that is greater than 0° and less from 90°. 2. Propeler s prstenom sukladno patentnom zahtjevu 1, naznačen time što barem jedan profil (20) pratećeg ruba lopatice (18) propelera ima S oblik u poprečnom presjeku okomit na os rotacije A propelera (12) s prstenom. 2. Propeller with a ring according to patent claim 1, characterized in that at least one profile (20) of the trailing edge of the blade (18) of the propeller has an S shape in cross-section perpendicular to the axis of rotation A of the propeller (12) with the ring. 3. Propeler s prstenom sukladno jednom od patentnih zahtjeva 2, naznačen time što u dijelu lopatice (18) propelera u točki (38) spoja na prsten (15), najmanje jedan profil (20) pratećeg ruba S oblika lopatice propelera ima konkavan oblik.3. Propeller with a ring according to one of patent claims 2, characterized in that in the part of the blade (18) of the propeller at the point (38) of the connection to the ring (15), at least one profile (20) of the trailing edge of the S shape of the propeller blade has a concave shape. 4. Propeler s prstenom sukladno jednom od patentnih zahtjeva 1-3, naznačen time što prsten (15) propelera s prstenom ima trajne magnete, čiji trajni magneti formiraju dio trajnog magnetnog motora kada se propeler (12) s prstenom pripremljenim za poprečni potisak (10).4. A propeller with a ring according to one of claims 1-3, characterized in that the ring (15) of the propeller with a ring has permanent magnets, whose permanent magnets form part of a permanent magnet motor when the propeller (12) with a ring prepared for transverse thrust (10 ). 5. Propeler s prstenom sukladno jednom od patentnih zahtjeva 1-4, naznačen time što je propeler (12) s prstenom monoblok gdje su lopatice (18) propelera s fiksnim razmakom.5. Propeller with a ring according to one of patent claims 1-4, characterized in that the propeller (12) with a ring is a monobloc where the blades (18) of the propeller are with a fixed distance. 6. Potisnik (10) obuhvaća propeler (12) s prstenom i trajni magnetni motor, naznačen time što potisnik (10) obuhvaća propeler (12) s prstenom prema jednom od patentnih zahtjeva 1-5 i kućište (13) potisnika koje obuhvaća prsten (15) propelera (12) s prstenom i koje obuhvaća namote statora trajnog magnetnog motora.6. The thruster (10) comprises a propeller (12) with a ring and a permanent magnet motor, characterized in that the thruster (10) comprises a propeller (12) with a ring according to one of patent claims 1-5 and a casing (13) of the thruster which comprises a ring ( 15) of the propeller (12) with a ring and which includes the stator windings of the permanent magnet motor. 7. Uporaba propelera (12) s prstenom sukladno jednom od patentnih zahtjeva 1-5 u potisniku (10) na plovilu, gde je propeler (12) s prstenom pogonjen trajnim magnetnim motorom.7. Use of a propeller (12) with a ring according to one of patent claims 1-5 in a thruster (10) on a vessel, where the propeller (12) with a ring is driven by a permanent magnet motor.
HRP20170565TT 2012-08-14 2017-04-10 Ring propeller with forward screw HRP20170565T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20120899A NO335877B1 (en) 2012-08-14 2012-08-14 Ring propeller with forward twist
PCT/EP2013/066925 WO2014026993A1 (en) 2012-08-14 2013-08-13 Ring propeller with forward screw
EP13753301.4A EP2885203B1 (en) 2012-08-14 2013-08-13 Ring propeller with forward skew

Publications (1)

Publication Number Publication Date
HRP20170565T1 true HRP20170565T1 (en) 2017-06-30

Family

ID=49036571

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20170565TT HRP20170565T1 (en) 2012-08-14 2017-04-10 Ring propeller with forward screw

Country Status (14)

Country Link
US (1) US20150210370A1 (en)
EP (1) EP2885203B1 (en)
JP (1) JP6158331B2 (en)
KR (1) KR102112493B1 (en)
BR (1) BR112015003246A2 (en)
DK (1) DK2885203T3 (en)
ES (1) ES2621905T3 (en)
HK (1) HK1209708A1 (en)
HR (1) HRP20170565T1 (en)
NO (1) NO335877B1 (en)
PL (1) PL2885203T3 (en)
PT (1) PT2885203T (en)
RU (1) RU2628625C2 (en)
WO (1) WO2014026993A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9849968B2 (en) 2014-12-04 2017-12-26 Northrop Grumman Systems Corporation Propeller
JP1562438S (en) * 2016-02-19 2016-11-07
US10773817B1 (en) 2018-03-08 2020-09-15 Northrop Grumman Systems Corporation Bi-directional flow ram air system for an aircraft
SE544385C2 (en) 2019-09-23 2022-05-03 Volvo Penta Corp Propeller combination for a marine vessel
WO2021195695A1 (en) * 2020-04-02 2021-10-07 Open Inductions Pty Ltd Fluid drawing induction motor

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Also Published As

Publication number Publication date
JP2015524771A (en) 2015-08-27
PL2885203T3 (en) 2017-07-31
BR112015003246A2 (en) 2017-07-04
EP2885203A1 (en) 2015-06-24
JP6158331B2 (en) 2017-07-05
NO20120899A1 (en) 2014-02-17
NO335877B1 (en) 2015-03-16
WO2014026993A1 (en) 2014-02-20
RU2015106853A (en) 2016-10-10
KR20150043467A (en) 2015-04-22
DK2885203T3 (en) 2017-05-01
US20150210370A1 (en) 2015-07-30
RU2628625C2 (en) 2017-08-21
EP2885203B1 (en) 2017-02-15
HK1209708A1 (en) 2016-04-08
ES2621905T3 (en) 2017-07-05
KR102112493B1 (en) 2020-05-19
PT2885203T (en) 2017-04-24

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