JPS60160297U - Ship cavity warning system - Google Patents

Ship cavity warning system

Info

Publication number
JPS60160297U
JPS60160297U JP4857584U JP4857584U JPS60160297U JP S60160297 U JPS60160297 U JP S60160297U JP 4857584 U JP4857584 U JP 4857584U JP 4857584 U JP4857584 U JP 4857584U JP S60160297 U JPS60160297 U JP S60160297U
Authority
JP
Japan
Prior art keywords
warning system
propeller
ship
data
rotation speed
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
Application number
JP4857584U
Other languages
Japanese (ja)
Inventor
岡田　洋三
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP4857584U priority Critical patent/JPS60160297U/en
Publication of JPS60160297U publication Critical patent/JPS60160297U/en
Pending legal-status Critical Current

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  • Emergency Alarm Devices (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図はこの考案の構成図を示す。 図において、１は回転計、２はプロペラ回転数、３はロ
グ、４は船の速力、５はＳ／Ｄ変換装置、６は演算装置
、７は警報装置、８は表示装置、９はキャビテーション
警報装置である。The figure shows a block diagram of this invention. In the figure, 1 is a tachometer, 2 is a propeller rotation speed, 3 is a log, 4 is a ship's speed, 5 is an S/D converter, 6 is a calculation device, 7 is an alarm device, 8 is a display device, and 9 is a cavitation device. It is an alarm device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] プロペラ軸に取付られた回転計により検出されたプロペ
ラ回転数及びログにより検出された本船の速力をディジ
タル変換するためのＳ／Ｄ変換装置と、これらのデータ
を用いてプロペラキャビテーション発生の臨界回転数を
計算する演算装置と、この演算装置からの信号により警
報を発する警報装置と、上記演算装置につながり前記の
データおよび演算装置の演算結果を表示する表示装置と
で構成したことを特徴とする艦船のキャビテーション警
報装置。An S/D conversion device that digitally converts the propeller rotation speed detected by a tachometer attached to the propeller shaft and the ship's speed detected by logs, and uses these data to calculate the critical rotation speed for propeller cavitation to occur. , a warning device that issues an alarm based on a signal from the arithmetic device, and a display device that is connected to the arithmetic device and displays the data and the calculation results of the arithmetic device. cavitation warning device.
JP4857584U 1984-04-03 1984-04-03 Ship cavity warning system Pending JPS60160297U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4857584U JPS60160297U (en) 1984-04-03 1984-04-03 Ship cavity warning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4857584U JPS60160297U (en) 1984-04-03 1984-04-03 Ship cavity warning system

Publications (1)

Publication Number Publication Date
JPS60160297U true JPS60160297U (en) 1985-10-24

Family

ID=30564965

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4857584U Pending JPS60160297U (en) 1984-04-03 1984-04-03 Ship cavity warning system

Country Status (1)

Country Link
JP (1) JPS60160297U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018192838A (en) * 2017-05-12 2018-12-06 国立大学法人東京海洋大学 Load state estimating device of propeller, load state estimating method of propeller and load state estimating program of propeller
JP2018192816A (en) * 2017-05-12 2018-12-06 国立大学法人東京海洋大学 Bubble generation detector and bubble generation detecting method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018192838A (en) * 2017-05-12 2018-12-06 国立大学法人東京海洋大学 Load state estimating device of propeller, load state estimating method of propeller and load state estimating program of propeller
JP2018192816A (en) * 2017-05-12 2018-12-06 国立大学法人東京海洋大学 Bubble generation detector and bubble generation detecting method

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