JP2021020495A - 舶用舵取機 - Google Patents
舶用舵取機 Download PDFInfo
- Publication number
- JP2021020495A JP2021020495A JP2019136746A JP2019136746A JP2021020495A JP 2021020495 A JP2021020495 A JP 2021020495A JP 2019136746 A JP2019136746 A JP 2019136746A JP 2019136746 A JP2019136746 A JP 2019136746A JP 2021020495 A JP2021020495 A JP 2021020495A
- Authority
- JP
- Japan
- Prior art keywords
- rudder
- shaft
- detector
- torque
- steering
- 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.)
- Granted
Links
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
- B63H25/06—Steering by rudders
- B63H25/08—Steering gear
- B63H25/14—Steering gear power assisted; power driven, i.e. using steering engine
- B63H25/26—Steering engines
- B63H25/28—Steering engines of fluid type
- B63H25/30—Steering engines of fluid type hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20507—Type of prime mover
- F15B2211/20515—Electric motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20561—Type of pump reversible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/27—Directional control by means of the pressure source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/633—Electronic controllers using input signals representing a state of the prime mover, e.g. torque or rotational speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/76—Control of force or torque of the output member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
T=m・K・(W−W0)/(ω・cosθ)
T:舵軸に作用するトルク[N・m]
m:前記運転係数
K:電動モータの効率
W:第1検出器で検出された電力、または第1検出器で検出された電流に基づいて
算出された電力[W]
W0:油圧ポンプの吐出流量がゼロのときに電動モータへ供給される電力[W]
ω:舵軸の角速度[rad/s]、ただし舵軸が停止中はω=1
θ:第2検出器で検出された舵角[rad]
T=m・K・(W−W0)/(ω・cosθ)・・・(式1)
m:運転係数
K:電動モータ5の効率
W:電力W1,W2の合計値[W]
W0:油圧ポンプ4の吐出流量がゼロのときに双方の電動モータ5へ供給される電
力の合計値[W]
ω:舵軸22の角速度[rad/s]、ただし舵軸22が停止中はω=1
本発明は上述した実施形態に限定されるものではなく、本発明の要旨を逸脱しない範囲で種々の変形が可能である。
T=m・K・(W−W0)/ω
10 中心線
21 舵板
22 舵軸
23 舵柄
3 油圧アクチュエータ
31 ラム
32 シリンダ
33 ピン
4 油圧ポンプ
5 電動モータ
61,62 第1検出器
63 第2検出器
7 トルク算出器
Claims (4)
- 舵板と連結された舵軸を回転させる油圧アクチュエータと、
前記油圧アクチュエータとの間に閉回路が形成されるように前記油圧アクチュエータと接続された、アキシャルピストン式の油圧ポンプと、
前記油圧ポンプを駆動する電動モータと、
前記電動モータへ供給される電力または電流を検出する第1検出器と、
船体の中心線に対する前記舵板の角度である舵角を検出する第2検出器と、
前記第1検出器で検出された電力または電流と前記第2検出器で検出された舵角とに基づいて前記舵軸に作用するトルクを算出するトルク算出器と、
を備える、舶用舵取機。 - 前記トルク算出器は、前記舵軸が停止中のときは前記舵軸が回転中のときよりも小さい運転係数を用いて前記トルクを算出する、請求項1に記載の舶用舵取機。
- 前記油圧アクチュエータは、前記舵軸に固定された舵柄を介して前記舵軸を回転させるものであり、前記舵柄と係合するピンが設けられたラムと、前記ラムの両端がそれぞれ挿入された一対のシリンダを含む、請求項2に記載の舶用舵取機。
- 前記トルク算出器は、以下の式により前記舵軸に作用するトルクを算出する、請求項3に記載の舶用舵取機。
T=m・K・(W−W0)/(ω・cosθ)
T:舵軸に作用するトルク[N・m]
m:前記運転係数
K:電動モータの効率
W:第1検出器で検出された電力、または第1検出器で検出された電流に基づいて
算出された電力[W]
W0:油圧ポンプの吐出流量がゼロのときに電動モータへ供給される電力[W]
ω:舵軸の角速度[rad/s]、ただし舵軸が停止中はω=1
θ:第2検出器で検出された舵角[rad]
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019136746A JP7423213B2 (ja) | 2019-07-25 | 2019-07-25 | 舶用舵取機 |
PCT/JP2020/026351 WO2021014950A1 (ja) | 2019-07-25 | 2020-07-06 | 舶用舵取機 |
EP20844319.2A EP4006359A4 (en) | 2019-07-25 | 2020-07-06 | SHIP STEERING MACHINE |
KR1020227004906A KR20220031716A (ko) | 2019-07-25 | 2020-07-06 | 선박용 조타기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019136746A JP7423213B2 (ja) | 2019-07-25 | 2019-07-25 | 舶用舵取機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021020495A true JP2021020495A (ja) | 2021-02-18 |
JP7423213B2 JP7423213B2 (ja) | 2024-01-29 |
Family
ID=74193026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019136746A Active JP7423213B2 (ja) | 2019-07-25 | 2019-07-25 | 舶用舵取機 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4006359A4 (ja) |
JP (1) | JP7423213B2 (ja) |
KR (1) | KR20220031716A (ja) |
WO (1) | WO2021014950A1 (ja) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000168691A (ja) * | 1998-12-09 | 2000-06-20 | Kawasaki Heavy Ind Ltd | 操舵装置 |
JP2001010590A (ja) * | 1999-06-29 | 2001-01-16 | Mitsubishi Heavy Ind Ltd | 舵取機の油圧制御装置およびこの油圧制御装置を有する船舶 |
WO2001019670A1 (fr) * | 1999-09-13 | 2001-03-22 | Marol Co., Ltd. | Dispositif de direction |
JP2001114195A (ja) * | 1999-10-15 | 2001-04-24 | Mitsui Eng & Shipbuild Co Ltd | 船舶用操舵システム |
JP2002339840A (ja) * | 2001-05-15 | 2002-11-27 | Honda Motor Co Ltd | 車両の油圧式エンジン始動装置 |
WO2010052777A1 (ja) * | 2008-11-06 | 2010-05-14 | 三菱重工業株式会社 | 舵取機 |
JP2011111127A (ja) * | 2009-11-30 | 2011-06-09 | Honda Motor Co Ltd | 船外機の操舵装置 |
EP2404823A2 (en) * | 2010-05-17 | 2012-01-11 | Alloy Yachts International Limited | Steering system for sailing vessels |
US20160290370A1 (en) * | 2013-03-19 | 2016-10-06 | Doosan Infracore Co., Ltd. | Construction equipment hydraulic system and control method therefor |
JP2017144917A (ja) * | 2016-02-18 | 2017-08-24 | 三菱重工業株式会社 | 舵取機及びこれを備えた船舶、並びに舵取機の制御方法 |
JP2019010964A (ja) * | 2017-06-30 | 2019-01-24 | 川崎重工業株式会社 | 操舵制御システム、及び操舵装置の停止方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4331628B2 (ja) * | 2004-01-29 | 2009-09-16 | ヤマハ発動機株式会社 | 船舶推進装置の操舵装置および船舶 |
US7418912B2 (en) * | 2006-10-26 | 2008-09-02 | Northrop Grumman Systems Corporation | Steering system and an associated vessel |
JP6660205B2 (ja) | 2016-02-22 | 2020-03-11 | 三菱重工業株式会社 | 油圧舵取装置及び船舶 |
-
2019
- 2019-07-25 JP JP2019136746A patent/JP7423213B2/ja active Active
-
2020
- 2020-07-06 KR KR1020227004906A patent/KR20220031716A/ko not_active Application Discontinuation
- 2020-07-06 EP EP20844319.2A patent/EP4006359A4/en active Pending
- 2020-07-06 WO PCT/JP2020/026351 patent/WO2021014950A1/ja active Application Filing
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000168691A (ja) * | 1998-12-09 | 2000-06-20 | Kawasaki Heavy Ind Ltd | 操舵装置 |
JP2001010590A (ja) * | 1999-06-29 | 2001-01-16 | Mitsubishi Heavy Ind Ltd | 舵取機の油圧制御装置およびこの油圧制御装置を有する船舶 |
WO2001019670A1 (fr) * | 1999-09-13 | 2001-03-22 | Marol Co., Ltd. | Dispositif de direction |
JP2001114195A (ja) * | 1999-10-15 | 2001-04-24 | Mitsui Eng & Shipbuild Co Ltd | 船舶用操舵システム |
JP2002339840A (ja) * | 2001-05-15 | 2002-11-27 | Honda Motor Co Ltd | 車両の油圧式エンジン始動装置 |
WO2010052777A1 (ja) * | 2008-11-06 | 2010-05-14 | 三菱重工業株式会社 | 舵取機 |
JP2011111127A (ja) * | 2009-11-30 | 2011-06-09 | Honda Motor Co Ltd | 船外機の操舵装置 |
EP2404823A2 (en) * | 2010-05-17 | 2012-01-11 | Alloy Yachts International Limited | Steering system for sailing vessels |
US20160290370A1 (en) * | 2013-03-19 | 2016-10-06 | Doosan Infracore Co., Ltd. | Construction equipment hydraulic system and control method therefor |
JP2017144917A (ja) * | 2016-02-18 | 2017-08-24 | 三菱重工業株式会社 | 舵取機及びこれを備えた船舶、並びに舵取機の制御方法 |
JP2019010964A (ja) * | 2017-06-30 | 2019-01-24 | 川崎重工業株式会社 | 操舵制御システム、及び操舵装置の停止方法 |
Also Published As
Publication number | Publication date |
---|---|
EP4006359A1 (en) | 2022-06-01 |
EP4006359A4 (en) | 2023-08-23 |
JP7423213B2 (ja) | 2024-01-29 |
WO2021014950A1 (ja) | 2021-01-28 |
KR20220031716A (ko) | 2022-03-11 |
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