KR960011399A - Force measuring device of fluid and measuring thickness of spray using the same - Google Patents

Force measuring device of fluid and measuring thickness of spray using the same Download PDF

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Publication number
KR960011399A
KR960011399A KR1019940025064A KR19940025064A KR960011399A KR 960011399 A KR960011399 A KR 960011399A KR 1019940025064 A KR1019940025064 A KR 1019940025064A KR 19940025064 A KR19940025064 A KR 19940025064A KR 960011399 A KR960011399 A KR 960011399A
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KR
South Korea
Prior art keywords
fluid
spray
force
measuring
thickness
Prior art date
Application number
KR1019940025064A
Other languages
Korean (ko)
Other versions
KR0161316B1 (en
Inventor
하문근
Original Assignee
경주현
삼성중공업 주식회사
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.)
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Publication date
Application filed by 경주현, 삼성중공업 주식회사 filed Critical 경주현
Priority to KR1019940025064A priority Critical patent/KR0161316B1/en
Publication of KR960011399A publication Critical patent/KR960011399A/en
Application granted granted Critical
Publication of KR0161316B1 publication Critical patent/KR0161316B1/en

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0002—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in ohmic resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels

Abstract

본 발명은 유체의 힘계측장치 및 이를 이용한 스프레이의 두께측정방법에 관한 것으로 특히, 고속선박의 주요 저항성분인 스프레이의 특성을 파악하는데 편리한 유체의 힘 계측장치 및 이를 이용한 스프레이의 두께측정 방법에 관한 것이다. 본 발명에 따른 유체의 힘계측장치의 유체의 일정 단면에 접속되어 유체가 미치는 힘의 크기에 따라 변형을 일으키는 변형부재의 변형에 따라 저항값의 변화에 대응하는 전기적신호를 발생하는 스트레인게이지, 스트레인게이지의 전기적신호를 증폭하기 위한 증폭기, 및 증폭기에서 증폭된 전기적 신호를 기록하기 위한 기록기를 포함하는 구성을 갖는다. 이 장치를 이용하여 일정면에 작용하는 힘을 측정하면 그 면에서의 스프레이의 두께도 쉽게 알 수 있다.The present invention relates to a force measuring device of the fluid and a method for measuring the thickness of the spray using the same, and more particularly, to a fluid force measuring device and a method for measuring the thickness of the spray using the same, which is convenient to grasp the characteristics of the spray which is the main resistance component of the high speed ship. will be. Strain gauge, strain connected to a certain cross-section of the fluid of the force measuring device of the fluid according to the present invention generates an electrical signal corresponding to the change of the resistance value according to the deformation of the deformation member causing the deformation according to the magnitude of the force exerted by the fluid And an amplifier for amplifying the electrical signal of the gauge, and a recorder for recording the electrical signal amplified by the amplifier. By measuring the force acting on a surface with this device, the thickness of the spray on that surface can be easily determined.

Description

유체의 힘계측장치 및 이를 이용한 스프레이의 두께 측정방법Force measuring device of fluid and measuring thickness of spray using the same

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

Claims (6)

소정 두께로 흐르는 유체가 일정 단면적에 미치는 힘을 계측하기 위한 유체의 힘 계측장치에 있어서, 상기 유체의 일정 단면에 접촉되어 상기 유체가 미치는 힘의 크기를 감지하여 이를 전기적신호로 발생시키는 감지수단; 상기 감지수단의 전기적신호를 증폭하기 위한 증폭기; 및 상기 증폭기에서 증폭된 전기적신호를 기록하기 위한 기록기를 포함하는 것을 특징으로 하는 유체의 힘계측장치.An apparatus for measuring a force of a fluid for measuring a force exerted on a predetermined cross-sectional area of a fluid flowing in a predetermined thickness, the apparatus comprising: sensing means for detecting a magnitude of a force exerted by the fluid by contacting a predetermined cross-section of the fluid and generating it as an electrical signal; An amplifier for amplifying the electrical signal of the sensing means; And a recorder for recording the electrical signal amplified by the amplifier. 제1항에 있어서, 상기 감지수단은 상기 유체가 미치는 힘의 크기에 따라 변형을 일으키는 변형부재에 부착된 저항값의 변화에 대응하여 전기신호를 발생시키는 것을 특징으로 하는 유체의 힘계측장치.The apparatus of claim 1, wherein the sensing unit generates an electrical signal in response to a change in a resistance value attached to the deformation member causing deformation according to the magnitude of the force exerted by the fluid. 제2항에 있어서, 상기 센서는 스트레인게인지인 것을 특징으로 하는 유체의 힘계측장치.3. The force measuring device of claim 2, wherein the sensor is a strain gauge. 제1항에 있어서, 상기 유체의 힘계측장치는 이동수단을 구비하는 것을 특징으로 하는 유체의 힘계측장치.2. The force measuring device of claim 1, wherein the force measuring device of the fluid comprises a moving means. 운반중인 선박에서 발생되는 스프레이의 두께를 측정하기 위한 방법에 잇어서, 상기 스프레이의 흐름속도를 측정하는 속도측정단계; 본 발명에 따른 제1항 내지 제4항의 장치 중 어느 한 항의 장치를 이용하여 상기 스프레이가 일정단면적에 미치는 힘의 크기로 측정하는 힘측정 단계; 및 상기 측정된 힘과 속도를 이용하여 상기 일정 단면적을 통과하는 단위 시간당 유량을 산출하고, 상기 산출된 유량과 속도와의 관계식으로부터 상기 스프레이의 두께를 산출하는 두께산출단계를 포함하는 것을 특징으로 하는 스프레이 두께측정방법.A method for measuring the thickness of a spray generated in a ship in transport, comprising: a speed measurement step of measuring a flow rate of the spray; A force measuring step of measuring the amount of force the spray exerts on a predetermined cross-sectional area using the apparatus of any one of claims 1 to 4 according to the present invention; And calculating a flow rate per unit time passing through the predetermined cross-sectional area by using the measured force and speed, and calculating a thickness of the spray from the relation between the calculated flow rate and the speed. How to measure spray thickness. 제5항에 있어서, 상기 스프레이의 두께는 유량을 속도로 나누어 상기 일정 단면적을 구하고, 상기 단면적을 상기 제1항장치의 변형부재의 폭으로 나누어 주므로써 구하는 것을 특징으로 하는 스프레이 두께측정방법.The method of claim 5, wherein the spray thickness is obtained by dividing the flow rate by the speed to obtain the predetermined cross-sectional area, and dividing the cross-sectional area by the width of the deforming member of the first apparatus. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940025064A 1994-09-30 1994-09-30 Fluid resistant force measuring device for a ship KR0161316B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940025064A KR0161316B1 (en) 1994-09-30 1994-09-30 Fluid resistant force measuring device for a ship

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940025064A KR0161316B1 (en) 1994-09-30 1994-09-30 Fluid resistant force measuring device for a ship

Publications (2)

Publication Number Publication Date
KR960011399A true KR960011399A (en) 1996-04-20
KR0161316B1 KR0161316B1 (en) 1999-05-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940025064A KR0161316B1 (en) 1994-09-30 1994-09-30 Fluid resistant force measuring device for a ship

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100553109B1 (en) * 1997-04-10 2006-05-23 브라이트 솔루션스 인코포레이티드 Material inspection light source

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100553109B1 (en) * 1997-04-10 2006-05-23 브라이트 솔루션스 인코포레이티드 Material inspection light source

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Publication number Publication date
KR0161316B1 (en) 1999-05-01

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