JPH0340198U - - Google Patents
Info
- Publication number
- JPH0340198U JPH0340198U JP9724089U JP9724089U JPH0340198U JP H0340198 U JPH0340198 U JP H0340198U JP 9724089 U JP9724089 U JP 9724089U JP 9724089 U JP9724089 U JP 9724089U JP H0340198 U JPH0340198 U JP H0340198U
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- flow
- flow velocity
- propeller
- control valve
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 238000007664 blowing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は、本考案の一実施例としての船舶にお
けるサイドスラスタ装置の断面図、第２図は空気
吹き出しによる放射雑音の低減効果を示すグラフ
である。
２……トンネル、３……プロペラ、１１……気
泡噴出装置、１２……気泡発生装置、１３……流
量制御弁、１４……センサ、１５……演算指示装
置、１６……電磁式の三方切換弁。
FIG. 1 is a sectional view of a side thruster device for a ship as an embodiment of the present invention, and FIG. 2 is a graph showing the effect of reducing radiation noise by air blowing. 2...Tunnel, 3...Propeller, 11...Bubble ejection device, 12...Bubble generator, 13...Flow rate control valve, 14...Sensor, 15...Calculation instruction device, 16...Electromagnetic three-way switching valve.
Claims (1)
内に、同トンネルの中心軸線と同軸的に回転可能
に配設されたプロペラをそなえ、上記トンネル内
で上記プロペラを挟んでその両側にそれぞれ開口
部をもつ気泡噴出装置が設けられるとともに上記
各気泡噴出装置に流動制御弁が設けられる一方、
上記トンネル内の水流の流速検知センサが設けら
れ、同流速検知センサからの入力データに基づい
て上記水流の流速に応じた最適気泡噴出装置を演
算し、その演算値に応じて上記流量制御弁の弁開
度を設定する演算指示装置が設けられたことを特
徴とする、船舶におけるサイドスラスタ装置。 A propeller is arranged coaxially and rotatably with the center axis of the tunnel in a horizontal tunnel formed in the hull part below the water surface, and openings are provided on both sides of the tunnel with the propeller in between. and a flow control valve is provided in each of the bubble jetting devices,
A flow velocity detection sensor for the water flow in the tunnel is provided, and based on the input data from the flow velocity detection sensor, the optimum bubble ejection device is calculated according to the flow velocity of the water flow, and the flow rate control valve is adjusted according to the calculated value. A side thruster device for a ship, characterized in that a calculation instruction device for setting a valve opening degree is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9724089U JPH0340198U (en) | 1989-08-21 | 1989-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9724089U JPH0340198U (en) | 1989-08-21 | 1989-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0340198U true JPH0340198U (en) | 1991-04-17 |
Family
ID=31646388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9724089U Pending JPH0340198U (en) | 1989-08-21 | 1989-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0340198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006232050A (en) * | 2005-02-24 | 2006-09-07 | Mitsui Eng & Shipbuild Co Ltd | Method of shielding discharge water noise of ship, and device for shielding discharge water noise of ship |
-
1989
- 1989-08-21 JP JP9724089U patent/JPH0340198U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006232050A (en) * | 2005-02-24 | 2006-09-07 | Mitsui Eng & Shipbuild Co Ltd | Method of shielding discharge water noise of ship, and device for shielding discharge water noise of ship |
| JP4523450B2 (en) * | 2005-02-24 | 2010-08-11 | 三井造船株式会社 | A method of shielding water discharge noise from ships. |
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