KR920018455A - 유체흐름의 계측방법 - Google Patents
유체흐름의 계측방법 Download PDFInfo
- Publication number
- KR920018455A KR920018455A KR1019920003445A KR920003445A KR920018455A KR 920018455 A KR920018455 A KR 920018455A KR 1019920003445 A KR1019920003445 A KR 1019920003445A KR 920003445 A KR920003445 A KR 920003445A KR 920018455 A KR920018455 A KR 920018455A
- Authority
- KR
- South Korea
- Prior art keywords
- measuring
- seeding
- particles
- fluid flow
- fluid
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/001—Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
- G01F1/708—Measuring the time taken to traverse a fixed distance
- G01F1/7086—Measuring the time taken to traverse a fixed distance using optical detecting arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/005—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by using a jet directed into the fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
- G01P5/20—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance using particles entrained by a fluid stream
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제15도는 메져링 호일식분체 필터를 나타내는 사시도.
제16도는 상기 도면에 있어서 분출노즐의 부분 종단면도.
제17도는 시딩입자의 제조장치의 개략 설명도.
Claims (14)
- 시딩입자로서 세라믹의 다공질입자를 이용한 광계측장치에 의해 유체 흐름을 계측하는 방법에 있어서, 상기 시딩입자가 직경 0.5~150㎛의 구형입자인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에 있어서, 레이저돕프러 유속계등의 레이저계측 장치를 이용해서 유체온도를 계측하는 방법에 있어서, 상기 시딩입자가 직경 0.5~10㎛의 구형입자인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에 있어서, 프랫쉬램프와 펄스레이저등의 순간적이고 강력한 광원을 이용해서 시딩 입자의 분포를 사진촬영하는 것에 의해 유체의 흐르는 방향을 계측하는 유체흐름의 계측방법에 있어서, 상기 시딩입자가 직경 5~150㎛의 구형입자인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 3항중 어느 한 항에 있어서, 계측하려고 하는 유체가 가스이고, 상기 시딩입자가 중공구형 입자인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 3항중 어느 한항에 있어서, 계측하려고 하는 유체가 액체이고, 상기 시딩입자가 크로즈드포어를 가지는 세라믹 다공질에서 이루어지고, 상기 크로즈드포어의 용적이 0.1㎤/g 이상인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 3항 또는 5항중 어느 한 항에 있어서, 계측하려고 하는 유체가 액체이고 표면상에 금속이 코딩된 시딩입자를 이용하는 것을 특징으로 하는 유체 흐름의 계측방법.
- 제6항에 있어서, 문전해도금법에 의해 금속을 코팅하는 것을 특징으로 하는 유체 흐름의 계측방법.
- 제6항 또는 7항에 있어서, 상기 금속이 니켈인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 8항중 어느 한 항에 있어서, 상기 시딩입자 혹은 시딩입자의 세라믹부분이 SiO2에서 이루어지는 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 9항중 어느 한 항에 있어서, 70%이상이 시딩입자의 입자경이 평균입자경±50%의 범위내인 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 10항중 어느 한항에 있어서, 상기 시딩입자 혹은 시딩입자의 세라믹부분이 역미셀법에 의해 제조된 것을 특징으로 하는 유체 흐름의 계측방법.
- 제11항에 있어서, 시딩입자원료를 함유하는 수용액 혹은 시딩입자의 세라믹부분의 원료를 함유하는 수용액을 구멍지름이 거의 균일한 다공질유리막 혹은 구멍지름이 거의 균일한 가는 구멍을 가지는 고분자막에서 유기용매에 밀어내서 역미셀을 형성하는 것에 의해 상기 시딩입자 혹은 시딩입자의 세라믹부분을 제조하는 것을 특징으로 하는 유체 흐름의 계측방법.
- 제1항에서 12항중 어느 한 항에 있어서, 메져링호일식 분체필더에 의해 상기시딩입자를 계측하려고 하는 유체에 공급하는 것을 특징으로 하는 유체 흐름의 계측방법.
- 시딩입자를 이용한 광계측장치에 의해 유체흐름을 계측하는 방법에 있어서, 매져링호일식 분체필더에 의해 비응집성의 시딩입자를 레이저계측 장치등의 광계측장치에 공급하는 것을 특징으로 하는 유체 흐름의 계측방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP91-36235 | 1991-03-01 | ||
JP3623591 | 1991-03-01 | ||
JP91-195472 | 1991-08-05 | ||
JP3195472A JPH07111440B2 (ja) | 1991-03-01 | 1991-08-05 | ガスの流れの計測方法 |
JP21732791A JP2920708B2 (ja) | 1991-08-28 | 1991-08-28 | 液体の流れの計測方法 |
JP91-217327 | 1991-08-28 | ||
JP21733591A JP2932324B2 (ja) | 1991-08-28 | 1991-08-28 | 液体の流れの計測方法 |
JP91-217335 | 1991-08-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920018455A true KR920018455A (ko) | 1992-10-22 |
KR960015071B1 KR960015071B1 (ko) | 1996-10-24 |
Family
ID=27460232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920003445A KR960015071B1 (ko) | 1991-03-01 | 1992-03-02 | 유체흐름의 계측방법 |
Country Status (6)
Country | Link |
---|---|
US (4) | US6118519A (ko) |
EP (1) | EP0501505B1 (ko) |
KR (1) | KR960015071B1 (ko) |
CA (1) | CA2061910C (ko) |
DE (1) | DE69231262D1 (ko) |
NO (1) | NO920755L (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO920755L (no) * | 1991-03-01 | 1992-09-02 | Osaka Gas Co Ltd | Fremgangsmaate til maaling av fluidstroemning |
CA2300811C (en) * | 1997-09-02 | 2006-03-21 | Ishihara Sangyo Kaisha Ltd. | Fine hollow powder, thin flaky titanium oxide powder obtained by pulverization of the fine hollow powder and processes for producing the same |
US7757220B2 (en) * | 2004-10-21 | 2010-07-13 | Discovery Machine, Inc. | Computer interchange of knowledge hierarchies |
US7284448B2 (en) * | 2004-11-16 | 2007-10-23 | University Of Florida Research Foundation, Inc. | Device and method for passively measuring fluid and target chemical mass fluxes in natural and constructed non-porous fluid flow system |
JP5452271B2 (ja) * | 2010-02-12 | 2014-03-26 | 日本碍子株式会社 | 流体観察方法及び流れ観察用流体 |
NO334117B1 (no) * | 2010-10-29 | 2013-12-16 | Resman As | En fremgangsmåte for estimering av et innstrømningsprofil for i det minste en av brønnfluidene olje, gass eller vann til en produserende petroleumsbrønn |
JP5963087B2 (ja) * | 2012-12-19 | 2016-08-03 | イマジニアリング株式会社 | 計測器具、計測システム、及び計測方法 |
JP2018040571A (ja) * | 2016-09-05 | 2018-03-15 | イマジニアリング株式会社 | 内燃機関における筒内流動計測方法とその装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3199346A (en) * | 1960-01-29 | 1965-08-10 | William A Stewart | Method and apparatus for measuring flow |
DE2722151A1 (de) * | 1977-05-16 | 1978-11-23 | Max Planck Gesellschaft | Geschaeumter kunststoffkoerper und dessen verwendung |
US4564556A (en) * | 1984-09-24 | 1986-01-14 | Minnesota Mining And Manufacturing Company | Transparent non-vitreous ceramic particulate |
US4664513A (en) * | 1984-09-25 | 1987-05-12 | Cornell Research Foundation, Inc. | Multidimensional vorticity measurement optical probe system |
US4805811A (en) * | 1985-03-29 | 1989-02-21 | Aktiebolaget Draco | Dosage device |
DE3543108A1 (de) * | 1985-12-06 | 1987-06-19 | Strahlen Umweltforsch Gmbh | Verfahren zur messung der wechselwirkung im wand/fluid-bereich |
US4988191A (en) * | 1987-03-09 | 1991-01-29 | University Of Illinois | Electro-optical method and system for determining the direction of motion in double-exposure velocimetry by shifting an optical image field |
DE69002085T2 (de) * | 1989-04-21 | 1993-10-07 | Kowa Co | Verfahren und Vorrichtung zur Messung der Geschwindigkeit einer Flüssigkeit. |
US5029999A (en) * | 1989-10-17 | 1991-07-09 | Thermo Electron Technologies Corp. | Laser radar device |
US5240654A (en) * | 1989-12-22 | 1993-08-31 | Comalco Aluminium Limited | Method of making ceramic microspheres |
NO920755L (no) * | 1991-03-01 | 1992-09-02 | Osaka Gas Co Ltd | Fremgangsmaate til maaling av fluidstroemning |
US5153665A (en) * | 1991-06-14 | 1992-10-06 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Vaporizing particle velocimeter |
JP3196087B2 (ja) * | 1992-04-17 | 2001-08-06 | 大阪瓦斯株式会社 | 流体の流れの計測方法 |
-
1992
- 1992-02-26 NO NO92920755A patent/NO920755L/no unknown
- 1992-02-26 CA CA002061910A patent/CA2061910C/en not_active Expired - Fee Related
- 1992-02-28 EP EP92103447A patent/EP0501505B1/en not_active Expired - Lifetime
- 1992-02-28 DE DE69231262T patent/DE69231262D1/de not_active Expired - Lifetime
- 1992-03-02 KR KR1019920003445A patent/KR960015071B1/ko not_active IP Right Cessation
-
1996
- 1996-09-05 US US08/708,906 patent/US6118519A/en not_active Expired - Fee Related
-
2000
- 2000-05-09 US US09/568,866 patent/US6414748B1/en not_active Expired - Fee Related
-
2002
- 2002-05-20 US US10/151,839 patent/US6903812B2/en not_active Expired - Fee Related
-
2005
- 2005-05-26 US US11/139,067 patent/US20050219507A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
NO920755L (no) | 1992-09-02 |
EP0501505B1 (en) | 2000-07-19 |
US20020189366A1 (en) | 2002-12-19 |
US6903812B2 (en) | 2005-06-07 |
EP0501505A2 (en) | 1992-09-02 |
CA2061910A1 (en) | 1992-09-02 |
NO920755D0 (no) | 1992-02-26 |
EP0501505A3 (en) | 1994-10-12 |
DE69231262D1 (de) | 2000-08-24 |
CA2061910C (en) | 1999-03-16 |
KR960015071B1 (ko) | 1996-10-24 |
US6414748B1 (en) | 2002-07-02 |
US20050219507A1 (en) | 2005-10-06 |
US6118519A (en) | 2000-09-12 |
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