NO336514B1 - Innretning for å motvirke dannelse av strømningsvirvler i det fluid som omgir propellers og/eller propelldrevs navområde - Google Patents
Innretning for å motvirke dannelse av strømningsvirvler i det fluid som omgir propellers og/eller propelldrevs navområde Download PDFInfo
- Publication number
- NO336514B1 NO336514B1 NO20025144A NO20025144A NO336514B1 NO 336514 B1 NO336514 B1 NO 336514B1 NO 20025144 A NO20025144 A NO 20025144A NO 20025144 A NO20025144 A NO 20025144A NO 336514 B1 NO336514 B1 NO 336514B1
- Authority
- NO
- Norway
- Prior art keywords
- propeller
- hub
- vortex
- blade
- hvv
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims description 8
- 230000015572 biosynthetic process Effects 0.000 title description 7
- 230000007704 transition Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 8
- 238000009826 distribution Methods 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000003071 parasitic effect Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- B63H1/28—Other means for improving propeller efficiency
-
- 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
- B63H1/18—Propellers with means for diminishing cavitation, e.g. supercavitation
-
- 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
- B63H1/28—Other means for improving propeller efficiency
- B63H2001/283—Propeller hub caps with fins having a pitch different from pitch of propeller blades, or a helix hand opposed to the propellers' helix hand
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)
- Lubricants (AREA)
- Coating Apparatus (AREA)
- General Details Of Gearings (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10152977A DE10152977C1 (de) | 2001-10-26 | 2001-10-26 | Vorrichtung zur Entgegenwirkung von im Nabenbereich von Propellern und/oder Propellerantrieben im umgebenden Fluid erzeugten Strömungswirbeln |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20025144D0 NO20025144D0 (no) | 2002-10-25 |
| NO20025144L NO20025144L (no) | 2003-04-28 |
| NO336514B1 true NO336514B1 (no) | 2015-09-14 |
Family
ID=7703859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20025144A NO336514B1 (no) | 2001-10-26 | 2002-10-25 | Innretning for å motvirke dannelse av strømningsvirvler i det fluid som omgir propellers og/eller propelldrevs navområde |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1306301B1 (es) |
| AT (1) | ATE348752T1 (es) |
| DE (2) | DE10152977C1 (es) |
| DK (1) | DK1306301T3 (es) |
| ES (1) | ES2276888T3 (es) |
| NO (1) | NO336514B1 (es) |
| PT (1) | PT1306301E (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011055515A1 (de) | 2011-11-18 | 2013-05-23 | Becker Marine Systems Gmbh & Co. Kg | Propelleranordnung, insbesondere für Wasserfahrzeuge |
| CN103803040A (zh) * | 2014-01-24 | 2014-05-21 | 中国船舶重工集团公司第七○二研究所 | 螺旋桨桨毂消涡轮 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4212586A (en) * | 1978-12-19 | 1980-07-15 | Aguiar Mervyn F | Turboexhaust hub extension for a marine propeller |
| DE3037369A1 (de) * | 1980-09-01 | 1982-03-11 | Escher Wyss Gmbh, 7980 Ravensburg | Schiffspropeller |
| CA1289821C (en) * | 1986-07-31 | 1991-10-01 | Michihito Ogura | Screw propeller boss cap with fins |
| EP0758606A1 (de) * | 1995-08-16 | 1997-02-19 | Schottel-Werft Josef Becker GmbH & Co KG. | Nabenkappe für Schiffsschrauben |
| US6244912B1 (en) * | 2000-03-20 | 2001-06-12 | Electric Boat Corporation | Strut-mounted marine propulsion unit |
-
2001
- 2001-10-26 DE DE10152977A patent/DE10152977C1/de not_active Expired - Lifetime
-
2002
- 2002-09-04 AT AT02090313T patent/ATE348752T1/de not_active IP Right Cessation
- 2002-09-04 DE DE50208997T patent/DE50208997D1/de not_active Expired - Lifetime
- 2002-09-04 ES ES02090313T patent/ES2276888T3/es not_active Expired - Lifetime
- 2002-09-04 EP EP02090313A patent/EP1306301B1/de not_active Expired - Lifetime
- 2002-09-04 PT PT02090313T patent/PT1306301E/pt unknown
- 2002-09-04 DK DK02090313T patent/DK1306301T3/da active
- 2002-10-25 NO NO20025144A patent/NO336514B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1306301A1 (de) | 2003-05-02 |
| EP1306301B1 (de) | 2006-12-20 |
| DE50208997D1 (de) | 2007-02-01 |
| NO20025144L (no) | 2003-04-28 |
| NO20025144D0 (no) | 2002-10-25 |
| PT1306301E (pt) | 2007-02-28 |
| ES2276888T3 (es) | 2007-07-01 |
| DE10152977C1 (de) | 2003-05-08 |
| ATE348752T1 (de) | 2007-01-15 |
| DK1306301T3 (da) | 2007-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4801243A (en) | Adjustable diameter screw propeller | |
| EP3495257B1 (en) | Propeller setting small duct, and ship | |
| JP4197737B2 (ja) | 折り畳み式プロペラ | |
| US20080194155A1 (en) | Marine Engine Assembly Including a Pod Mountable Under a Ship's Hull | |
| KR20210038935A (ko) | 해양 차량용 선외 워터제트를 지닌 추진장치 | |
| KR101425369B1 (ko) | 핀 구조물을 갖는 덕트형 선체 부가물 | |
| JP2020114732A (ja) | マリンダクトプロペラジェット推進システム | |
| US5209642A (en) | Modified optimum pitch propeller | |
| US4672807A (en) | Wall thruster and method of operation | |
| US4798547A (en) | Fuel efficient propulsor for outboard motors | |
| NO336514B1 (no) | Innretning for å motvirke dannelse av strømningsvirvler i det fluid som omgir propellers og/eller propelldrevs navområde | |
| US4932908A (en) | Energy efficient asymmetric pre-swirl vane and twisted propeller propulsion system | |
| WO2011102103A1 (ja) | ダクト付きスラスタ及びそれを備えた船舶 | |
| CN105346697A (zh) | 一种导管型船用螺旋桨 | |
| EP3424811A1 (en) | Horizontal axis rotor and boat equipped with said rotor | |
| KR20130108142A (ko) | 추력 상승 장치를 구비한 해상 선박 | |
| KR102647301B1 (ko) | 이동식 전류고정날개 | |
| KR101523920B1 (ko) | 선박의 추진장치 | |
| JPS62103294A (ja) | 船舶用プロペラの改良 | |
| KR101764400B1 (ko) | 추진효율 향상을 위한 트위스트 타입 스테이터를 구비한 선박용 덕트장치 | |
| KR100303379B1 (ko) | 수중운동체의 추진장치 | |
| CN217348201U (zh) | 一种基于节能导流装置的船舶用消涡鳍式桨叶系统 | |
| KR20000018734U (ko) | 프로펠러 보스캡 부착형 보조 프로펠러 | |
| KR102494636B1 (ko) | 추진효율 향상장치를 구비한 선박의 건조방법 | |
| NO172177B (no) | Energieffektivt fremdriftssystem med forvirvlingsskovl ogpropell samt fremgangsmaate til aa forbedre effektiviteten og/eller redusere propellindusert skrogvibrasjoner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CHAD | Change of the owner's name or address (par. 44 patent law, par. patentforskriften) |
Owner name: THYSSENKRUPP MARINE SYSTEMS GMBH, DE |
|
| MM1K | Lapsed by not paying the annual fees |