JPH0424895U - - Google Patents
Info
- Publication number
- JPH0424895U JPH0424895U JP6711090U JP6711090U JPH0424895U JP H0424895 U JPH0424895 U JP H0424895U JP 6711090 U JP6711090 U JP 6711090U JP 6711090 U JP6711090 U JP 6711090U JP H0424895 U JPH0424895 U JP H0424895U
- Authority
- JP
- Japan
- Prior art keywords
- stern
- nozzle
- flow
- cross
- allows
- 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 1
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Description
第１，２図は本考案の一実施例としての船尾流
場整流装置を示すもので、第１図はその斜視図、
第２図はその要部を示す横断面図であり、第３図
は従来の船舶の船尾におけるプロペラへ流入する
流れを示す模式図であり、第４図は第２図の−
矢視断面図、第５図は第２図の−矢視断面
図である。
１……ノズル、２，３，４，５……フイン、６
……船体、７……プロペラ、８……舵、９……等
流速線、１０……流れのプロペラ面内成分を示す
矢印。
Figures 1 and 2 show a stern flow field rectifier as an embodiment of the present invention, and Figure 1 is a perspective view thereof;
Fig. 2 is a cross-sectional view showing the main part, Fig. 3 is a schematic diagram showing the flow flowing into the propeller at the stern of a conventional ship, and Fig. 4 is a -
FIG. 5 is a sectional view taken along the - arrow in FIG. 2. 1... Nozzle, 2, 3, 4, 5... Fin, 6
... Hull, 7 ... Propeller, 8 ... Rudder, 9 ... Constant velocity line, 10 ... Arrow showing the in-plane component of the propeller flow.
Claims (1)
、船尾の両側方にそれぞれ生じる船尾渦の中心を
取り囲むように船体両側面に取付けられた左右一
対のノズルをそなえるとともに、同ノズルの内側
および船体表面から突設された複数のフインをそ
なえ、上記ノズルが同ノズル内部へ向かう遅い流
れを後方へ加速して排出しうる断面形状を有する
とともに、上記複数のフインが上記ノズル内部の
渦流を後方へ向かわせる断面形状を有するように
構成されたことを特徴とする、船尾流場整流装置
。 A pair of left and right nozzles are installed on both sides of the hull to surround the center of the stern vortex that occurs on both sides of the stern, ahead of the stern screw propeller, and protrude from the inside of the nozzles and from the hull surface. The nozzle has a cross-sectional shape that allows a slow flow toward the inside of the nozzle to be accelerated and discharged backward, and the plurality of fins have a cross-sectional shape that allows the vortex flow inside the nozzle to flow backward. A stern flow field rectifier, characterized in that it is configured to have.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6711090U JPH0424895U (en) | 1990-06-25 | 1990-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6711090U JPH0424895U (en) | 1990-06-25 | 1990-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0424895U true JPH0424895U (en) | 1992-02-27 |
Family
ID=31600399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6711090U Pending JPH0424895U (en) | 1990-06-25 | 1990-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424895U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011042204A (en) * | 2009-08-20 | 2011-03-03 | Universal Shipbuilding Corp | Complex type energy-saving propulsion device for vessel and single-screw twin-rudder vessel |
| JP2011042201A (en) * | 2009-08-20 | 2011-03-03 | Universal Shipbuilding Corp | Stern duct with small blades and vessel |
| WO2017158674A1 (en) * | 2016-03-14 | 2017-09-21 | ジャパン マリンユナイテッド株式会社 | Lift generator |
-
1990
- 1990-06-25 JP JP6711090U patent/JPH0424895U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011042204A (en) * | 2009-08-20 | 2011-03-03 | Universal Shipbuilding Corp | Complex type energy-saving propulsion device for vessel and single-screw twin-rudder vessel |
| JP2011042201A (en) * | 2009-08-20 | 2011-03-03 | Universal Shipbuilding Corp | Stern duct with small blades and vessel |
| WO2017158674A1 (en) * | 2016-03-14 | 2017-09-21 | ジャパン マリンユナイテッド株式会社 | Lift generator |
| TWI627102B (en) * | 2016-03-14 | 2018-06-21 | 日本日聯海洋股份有限公司 | Lift generator |
| CN108473189A (en) * | 2016-03-14 | 2018-08-31 | 日本日联海洋株式会社 | Lift generates body |
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