KR970010580A - Marine vibration control method and device - Google Patents

Marine vibration control method and device Download PDF

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Publication number
KR970010580A
KR970010580A KR1019950024519A KR19950024519A KR970010580A KR 970010580 A KR970010580 A KR 970010580A KR 1019950024519 A KR1019950024519 A KR 1019950024519A KR 19950024519 A KR19950024519 A KR 19950024519A KR 970010580 A KR970010580 A KR 970010580A
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KR
South Korea
Prior art keywords
vibration
exciter
control
signal
digital
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KR1019950024519A
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Korean (ko)
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KR0182082B1 (en
Inventor
조대승
이수목
정균양
Original Assignee
김정국
현대중공업 주식회사
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Priority to KR1019950024519A priority Critical patent/KR0182082B1/en
Publication of KR970010580A publication Critical patent/KR970010580A/en
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Publication of KR0182082B1 publication Critical patent/KR0182082B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/30—Mounting of propulsion plant or unit, e.g. for anti-vibration purposes

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

본 발명은 선박을 운항하는 중에 발생하는 선박의 엔진 및 프로펠러등의 추진기관에 의해 발생되는 선체 구조물의 진동을 제거하기 위한 방법과 그 장치에 관한 것으로, 더욱 상세하게는 선체에서 발생한 진동과 반대되는 위상의 진동을 발생시켜 선체구조의 진동을 감쇄시켜 제거하는 원리로 기진력 발생장치 (이하 "가진기"라 함)와 가속도계등을 이용하여 가진기의 제어위상 변화에 따른 선체구조물의 진동 크기 및 위상변화로부터 진동상쇄를 위한 가진기의 최적 제어위상을 결정하고 이를 구동, 유지하여 선체구조의 진동을 제거하는 선박용 진동제어 방법과 장치로서, 전기신호를 증폭시키는 신호증폭기와 이 신호를 읽는 아날로그/디지탈 신호변환기와 디지탈신호를 읽는 디지탈 입력기판, 입력된 신호를 인지하여 가진기 제어에 필요한 물리량을 연산하는 중앙연산처리장치와 가진기에 제어명령을 전달하는 통신구와 디지탈/아날로그 신호변환기로 구성된 제어부를 가지고 제어대상 구조물의 진동감지기 즉 가속도계의 전기신호를 신호증폭기로 증폭시키고 선박추진기관의 위상센서와 가진기의 기진력 위상센서의 디지탈신호를 입력기판으로 입력시켜 중앙연산처리장치와 통신구로 가진기에 제어 명령을 하는 것이다.The present invention relates to a method and apparatus for removing vibration of a hull structure generated by a propulsion engine such as an engine and a propeller of a ship generated while operating a ship, and more particularly, to the contrary to the vibration generated in the hull It is a principle that attenuates and eliminates vibration of hull structure by generating phase vibration. It uses vibration force generator (hereinafter referred to as "vibrator") and accelerometer to measure the magnitude of vibration of hull structure according to control phase change Vibration control method and apparatus for ships that determine the optimum control phase of the exciter for vibration cancellation from phase change and drive and maintain it to eliminate vibration of the hull structure. Digital signal converter and digital input board to read digital signal, physical quantity necessary for controlling exciter by recognizing input signal It has a control unit consisting of a communication port that transmits control commands to a central processing unit and a control unit, and a digital / analog signal converter. The digital signal of the excitation force phase sensor of the exciter is input to the input board to control the control device to the central processing unit and the communication port.

Description

선박용 진동제어 방법과 그 장치Marine vibration control method and device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 전체구성을 나타낸 개념도,1 is a conceptual diagram showing the overall configuration of the present invention,

제2도는 본 발명에 의한 진동제어장치의 최적 제어위상 결정 방식을 나타낸 설명도,2 is an explanatory diagram showing an optimum control phase determination method of the vibration control device according to the present invention;

제3도는 본 발명에 의한 진동제어장치의 제어알고리즘을 나타낸 플로우차트도,3 is a flowchart showing a control algorithm of the vibration control device according to the present invention;

제4도는 본 발명의 구성을 나타낸 블럭다이어 그램도,4 is a block diagram showing the configuration of the present invention,

제5도는 본 발명을 이용한 선루진동 제어시험 결과표.5 is a superstructure vibration control test result table using the present invention.

Claims (2)

선박 구조물에 발생한 진동을 단일주파수 성분의 기진력 발생장치 (가진기), 구조물의 진동측정을 위한 가속도계 및 주기관의 위상정보를 이용하여 가진기의 기진력 위상변화에 따른 제어대상 구조물의 진동크기 및 위상변화를 분석하고 이로부터 진동상쇄를 위한 가진기의 최적 제어위상 밋 기진력을 결정, 구동하여 선박구조물의 진동을 제거하는 것을 특징으로 하는 선박용 진동제어 방법.Vibration magnitude of the structure to be controlled according to the phase change of the excitation force of the exciter by using the vibration force generated in the ship's structure by using the vibration generator of the single frequency component (accelerator), the accelerometer to measure the vibration of the structure And analyzing the phase change and determining and driving the optimum control phase limit vibration force of the exciter for vibration cancellation, thereby removing the vibration of the ship structure. 전기신호를 증폭시키는 신호증폭기 (6)와 이 신호를 읽는 아날로그/디지탈 신호변환기 (7)와 디지할 신호를 읽는 디지탈 입력기판(8), 입력된 신호를 인지하여 가진기 (1) 제어에 필요한 물리량을 연산하는 중앙연산처리장치 (9)와 가진기 (1)에 제어명령을 전달하는 통신구(10)와 디지탈/아날로그 신호변환기 (11)로 구성된 제어부(5)를 가지고 제어대상 감지기 즉, 가속도계 (4)의 전기신호를 신호증폭기 (6)로 증폭시키고 선박추진기관의 위상센서 (3)와 가진기 (1)의 기진력 위상센서 (2)의 디지탈신호를 입력기판(8)으로 입력시켜 중앙연산처리장치(9)와 통신구(10)로 가진기 (1)에 제어 명령을 하는 것을 특징으로 하는 선박용 진동제어 방법.The signal amplifier 6 for amplifying the electric signal, the analog / digital signal converter 7 for reading the signal, the digital input board 8 for reading the signal to be digitized, and the input signal for detecting the exciter (1). A control target sensor, i.e., having a control unit (5) comprising a communication device (10) for transmitting a control command to the exciter (1) and a central processing unit (9) for calculating a physical quantity, and a digital / analog signal converter (11), Amplify the electrical signal of the accelerometer (4) with the signal amplifier (6) and input the digital signal of the phase sensor (3) of the ship propulsion engine and the vibration force phase sensor (2) of the exciter (1) to the input board (8). And a control command to the exciter (1) by the central processing unit (9) and the communication port (10). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950024519A 1995-08-09 1995-08-09 Vibration control method and equipment for a ship KR0182082B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950024519A KR0182082B1 (en) 1995-08-09 1995-08-09 Vibration control method and equipment for a ship

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950024519A KR0182082B1 (en) 1995-08-09 1995-08-09 Vibration control method and equipment for a ship

Publications (2)

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KR970010580A true KR970010580A (en) 1997-03-27
KR0182082B1 KR0182082B1 (en) 1999-04-15

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KR1019950024519A KR0182082B1 (en) 1995-08-09 1995-08-09 Vibration control method and equipment for a ship

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102087680B1 (en) * 2019-07-23 2020-03-11 금오기전 주식회사 Apparatus and method for measuring and compensating ship vibration using automatic vibration analysis and detection
WO2023022458A1 (en) * 2021-08-20 2023-02-23 이동원 Ship equipped with balancer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101719192B1 (en) 2015-02-12 2017-03-23 대우조선해양 주식회사 Active vibration control apparatus with adjustable excitation force mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102087680B1 (en) * 2019-07-23 2020-03-11 금오기전 주식회사 Apparatus and method for measuring and compensating ship vibration using automatic vibration analysis and detection
WO2023022458A1 (en) * 2021-08-20 2023-02-23 이동원 Ship equipped with balancer

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KR0182082B1 (en) 1999-04-15

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