JPS62162197U - - Google Patents
Info
- Publication number
- JPS62162197U JPS62162197U JP5085686U JP5085686U JPS62162197U JP S62162197 U JPS62162197 U JP S62162197U JP 5085686 U JP5085686 U JP 5085686U JP 5085686 U JP5085686 U JP 5085686U JP S62162197 U JPS62162197 U JP S62162197U
- Authority
- JP
- Japan
- Prior art keywords
- propeller
- ring
- shaped structure
- costa
- rudder
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第１図は本考案による船舶の推進装置の一実施
例を示す側面図、第２図ないし第５図は実験例の
データの説明図であつて、第２図は自航要素とフ
ルード係数について本発明の装置と従来の装置と
の比較を示している。第３図は模型船の馬力係数
とフルード数との関係を示す図、第４図は推進効
率はフルード係数との関係を示す図、第５図は馬
力と船速との関係を示す図である。
１……船尾部、２……プロペラ軸、３……プロ
ペラ、４……リング状構造物、５……コスタバル
ブ舵、６……回転体、７……ボスキヤツプ、８…
…プロペラボス。
Fig. 1 is a side view showing an embodiment of a ship propulsion system according to the present invention, Figs. 2 to 5 are explanatory diagrams of data of experimental examples, and Fig. 2 shows self-propulsion factors and Froude coefficients. 3 shows a comparison between the device of the present invention and a conventional device. Figure 3 is a diagram showing the relationship between horsepower coefficient and Froude number of a model ship, Figure 4 is a diagram showing the relationship between propulsion efficiency and Froude coefficient, and Figure 5 is a diagram showing the relationship between horsepower and ship speed. be. DESCRIPTION OF SYMBOLS 1...Stern part, 2...Propeller shaft, 3...Propeller, 4...Ring-shaped structure, 5...Costa valve rudder, 6...Rotating body, 7...Boss cap, 8...
...Propeller boss.
Claims (1)
着し、かつ前記プロペラとリング状構造物の後端
との間に間隔を設けるとともに、前記プロペラ軸
後方に回転体を設けたコスタバルブ舵を配置した
ことを特徴とする船舶の推進装置。 A ring-shaped structure is directly fixed to the hull in front of the propeller, a space is provided between the propeller and the rear end of the ring-shaped structure, and a Costa valve rudder is provided with a rotating body behind the propeller shaft. A ship propulsion device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5085686U JPS62162197U (en) | 1986-04-07 | 1986-04-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5085686U JPS62162197U (en) | 1986-04-07 | 1986-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62162197U true JPS62162197U (en) | 1987-10-15 |
Family
ID=30874595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5085686U Pending JPS62162197U (en) | 1986-04-07 | 1986-04-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62162197U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101464570B1 (en) * | 2014-09-12 | 2014-11-24 | 한국해양과학기술원 | Propeller cap for minimizing hub vortex cavitation |
| KR101500293B1 (en) * | 2014-05-28 | 2015-03-11 | 한국해양과학기술원 | Propeller cap for minimizing hub vortex cavitation |
| WO2015182931A1 (en) * | 2014-05-28 | 2015-12-03 | 한국해양과학기술원 | Combined propeller cap for reducing rotating flow and hub vortex and enhancing propulsion efficiency |
-
1986
- 1986-04-07 JP JP5085686U patent/JPS62162197U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101500293B1 (en) * | 2014-05-28 | 2015-03-11 | 한국해양과학기술원 | Propeller cap for minimizing hub vortex cavitation |
| WO2015182931A1 (en) * | 2014-05-28 | 2015-12-03 | 한국해양과학기술원 | Combined propeller cap for reducing rotating flow and hub vortex and enhancing propulsion efficiency |
| KR101464570B1 (en) * | 2014-09-12 | 2014-11-24 | 한국해양과학기술원 | Propeller cap for minimizing hub vortex cavitation |
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