JP5474076B2 - 流体の粘度を測定する装置及び方法 - Google Patents
流体の粘度を測定する装置及び方法 Download PDFInfo
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- JP5474076B2 JP5474076B2 JP2011531531A JP2011531531A JP5474076B2 JP 5474076 B2 JP5474076 B2 JP 5474076B2 JP 2011531531 A JP2011531531 A JP 2011531531A JP 2011531531 A JP2011531531 A JP 2011531531A JP 5474076 B2 JP5474076 B2 JP 5474076B2
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- 239000012530 fluid Substances 0.000 title claims description 119
- 238000000034 method Methods 0.000 title claims description 34
- 230000008859 change Effects 0.000 claims description 24
- 238000007654 immersion Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 description 43
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 230000000694 effects Effects 0.000 description 18
- 239000000203 mixture Substances 0.000 description 10
- 235000011187 glycerol Nutrition 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
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- 238000002474 experimental method Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000012417 linear regression Methods 0.000 description 4
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- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 1
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- 210000004369 blood Anatomy 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
Description
a)特性横断寸法(characteristic transverse dimensions)Dのチャネル内において層流条件下で前記流体の流れを確立するステップであって、特性寸法(characteristic dimension)dの細長要素を、前記チャネル内に、実質的にその長手方向に沿って実質的にその中心に配置し、前記細長要素の長さの部分lを前記チャネル内に液浸する、確立するステップと、
b)前記流体によって前記細長要素の壁に加わる摩擦力fを測定するステップと、
c)以下の式:
Uは流れの平均速度であり、
λは幾何学的因子である)
を用いて前記流体の動的粘度ηを計算するステップと、
を含む、方法を提供する。
特性開口(characteristic opening)D及び長さLのチャネルと、
特性寸法dを有すると共に、長さlの液浸部分を有する細長要素であって、前記チャネル内に、実質的に該チャネルの中心に、実質的に該チャネルの長手方向に沿って延びるように配置される、細長要素と、
流体流が前記チャネル内で確立されると前記細長要素の壁に加わる摩擦力fを測定する、測定手段と、
を備える、粘度計を提供する。
fは細長要素に加わる力であり、
Uは流れの平均速度(寸法Dにわたる速度の空間平均)であり、
ηは粘度であり、
λは、数値シミュレーション又は校正によって正確に求めることができる幾何学的因子である。
ρは流体の密度(単位体積当たりの質量)であり、
ηは流体の動的粘度であり、
Uは平均流速であり、
Dは、流体が流れるチャネルの開口の特性寸法である。
http://www.dow.com/glycerine/resources/table18.htm
これらの値の比較から、測定された粘度値が基準値に非常に近いことが示される。さらに、これらの値の不確かさは検査中の粘度の範囲にわたって変化しない。上記実験から生じる観察結果を確認する他の実験を行った。
摩擦力
積分はシリンダーの外形に関して計算される。
Q:セルに加わる体積流量;
R:セル半径。
Claims (9)
- 流体の粘度を測定する方法であって、
a)特性横断寸法(D)のチャネル(14、24)内において層流条件下で前記流体の流れを確立するステップであって、特性寸法(d)を有し、前記比D/dが5よりも大きい細長要素(12、22)を、前記チャネル内に、実質的にその長手方向に沿って実質的にその中心に配置し、前記細長要素の長さの部分(l)を前記チャネル内に液浸する、確立するステップと、
b)前記流体によって前記細長要素の壁に加わる摩擦力(f)を測定するステップと、
c)以下の式:
Uは流れの平均速度であり、
λは幾何学的因子である)
を用いて前記流体の動的粘度(η)を測定するステップと、
を含み、
前記チャネル内で前記特性横断寸法(D)に沿って前記細長要素の様々な位置に関してステップb)及びc)を連続的に実施する、方法。 - 前記流体がニュートン流体である場合、単一の値(U)に関してステップa)〜c)を実施する、請求項1に記載の方法。
- 前記流体が非ニュートン流体である場合、様々な値(U)を用いてステップa)〜c)を連続的に実施する、請求項1に記載の方法。
- 連続的に実施する、請求項1〜3のいずれか1項に記載の方法。
- 請求項1〜4のいずれか1項に記載の測定する方法を実施する粘度計であって、
特性開口(D)及び長さ(L)のチャネル(14、24)と、
特性寸法(d)を有すると共に、長さ(l)の液浸部分を有し、前記比D/dが5よりも大きい細長要素(12、22)であって、前記チャネル内に、実質的に該チャネルの中心に、実質的に該チャネルの長手方向に沿って延びるように配置される、細長要素(12、22)と、
流体流が前記チャネル内で確立されると前記細長要素の壁に加わる摩擦力(f)を測定する、測定手段(13、23)と、
前記細長要素の前記横断寸法に沿った位置に伴う前記摩擦力の変化を測定するために前記チャネルの前記開口内で前記細長要素を並進移動させる手段と、
を備える、粘度計。 - 強制流量ポンプを含む前記流体を循環させる手段と関連する、請求項5に記載の粘度計。
- 前記チャネル(14)は、2つの実質的に平行なプレート(10、11)間の空きスペースによって画定される、請求項5又は6に記載の粘度計。
- 前記チャネル(24)は円筒形容器(20)によって画定される、請求項5〜7のいずれか1項に記載の粘度計。
- 前記チャネル及び前記細長要素は使い捨て用の要素である、請求項5〜8のいずれか1項に記載の粘度計。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0805718A FR2937137B1 (fr) | 2008-10-15 | 2008-10-15 | Dispositif et procede de mesure de la viscosite d'un fluide |
FR0805718 | 2008-10-15 | ||
PCT/FR2009/001210 WO2010043788A1 (fr) | 2008-10-15 | 2009-10-15 | Dispositif et procede de mesure de la viscosite d'un fluide |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012506039A JP2012506039A (ja) | 2012-03-08 |
JP5474076B2 true JP5474076B2 (ja) | 2014-04-16 |
Family
ID=40673428
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Application Number | Title | Priority Date | Filing Date |
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JP2011531531A Expired - Fee Related JP5474076B2 (ja) | 2008-10-15 | 2009-10-15 | 流体の粘度を測定する装置及び方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8844339B2 (ja) |
EP (1) | EP2347241B1 (ja) |
JP (1) | JP5474076B2 (ja) |
FR (1) | FR2937137B1 (ja) |
WO (1) | WO2010043788A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI447375B (zh) * | 2010-07-26 | 2014-08-01 | 私立中原大學 | Apparatus for measuring fluid viscosity and method thereof |
TWI439682B (zh) * | 2010-07-26 | 2014-06-01 | 私立中原大學 | Measuring device of viscosity and its measuring method |
JP5141814B2 (ja) * | 2011-03-31 | 2013-02-13 | ダイキン工業株式会社 | 非ニュートン流体の粘度調整方法 |
RU2548948C1 (ru) * | 2014-01-09 | 2015-04-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный технологический университет" (СибГТУ) | Способ определения вязкости неньютоновских жидкостей |
CN116113823A (zh) * | 2020-09-28 | 2023-05-12 | 株式会社村田制作所 | 流体特性传感器 |
KR102540095B1 (ko) * | 2021-12-30 | 2023-06-07 | 서울과학기술대학교 산학협력단 | 양해적인 대수방정식으로 관의 마찰계수를 산정하는 방법 및 장치 |
CN114741654B (zh) * | 2022-03-21 | 2024-08-13 | 西安理工大学 | 断层作用下管道最大转角的计算方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US3285058A (en) * | 1964-01-28 | 1966-11-15 | Zurik Corp De | Consistency sensing element |
AU557892B2 (en) * | 1982-10-11 | 1987-01-15 | De Beers Industrial Diamond Division (Proprietary) Limited | Measuring the viscosity of a liquid |
US4571989A (en) * | 1984-10-16 | 1986-02-25 | Dealy John M | Method and apparatus for measuring rheological properties of fluid |
CH674841A5 (ja) | 1985-11-02 | 1990-07-31 | Benz & Hilgers Gmbh | |
US4750351A (en) * | 1987-08-07 | 1988-06-14 | The United States Of America As Represented By The Secretary Of The Army | In-line viscometer |
DE3921841A1 (de) * | 1989-07-03 | 1991-01-10 | Goettfert Werkstoff Pruefmasch | Echtzeit-kapillarrheometer-anordnung |
US5115669A (en) * | 1990-10-05 | 1992-05-26 | Rheometrics, Inc. | Measuring shear viscosity of fluids |
JPH04320948A (ja) * | 1991-01-11 | 1992-11-11 | Oval Corp | 粘度計 |
JPH07280717A (ja) * | 1994-04-01 | 1995-10-27 | Toyo Kasei Kogyo Co Ltd | 粘度測定器 |
US5844152A (en) * | 1997-02-28 | 1998-12-01 | Thompson Equipment Company, Inc. | Serviceable measuring device |
US6755079B1 (en) * | 2000-03-27 | 2004-06-29 | Halliburton Energy Services, Inc. | Method and apparatus for determining fluid viscosity |
US6640617B2 (en) * | 2001-08-16 | 2003-11-04 | Levitronix Llc | Apparatus and a method for determining the viscosity of a fluid |
DE602004011549T2 (de) * | 2004-12-22 | 2008-05-21 | C.R.F. S.C.P.A. | Miniaturisierter Sensor zur Erfassung von Eigenschaften einer Flüssigkeit, insbesondere eines Schmieröls |
US20080127717A1 (en) * | 2006-11-30 | 2008-06-05 | Chevron Oronite S.A. | Alternative pressure viscometer device |
-
2008
- 2008-10-15 FR FR0805718A patent/FR2937137B1/fr not_active Expired - Fee Related
-
2009
- 2009-10-15 EP EP09752210.6A patent/EP2347241B1/fr not_active Not-in-force
- 2009-10-15 WO PCT/FR2009/001210 patent/WO2010043788A1/fr active Application Filing
- 2009-10-15 US US13/123,572 patent/US8844339B2/en not_active Expired - Fee Related
- 2009-10-15 JP JP2011531531A patent/JP5474076B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2937137A1 (fr) | 2010-04-16 |
US8844339B2 (en) | 2014-09-30 |
WO2010043788A9 (fr) | 2010-06-17 |
JP2012506039A (ja) | 2012-03-08 |
EP2347241B1 (fr) | 2015-08-19 |
WO2010043788A1 (fr) | 2010-04-22 |
FR2937137B1 (fr) | 2012-07-06 |
US20110239744A1 (en) | 2011-10-06 |
EP2347241A1 (fr) | 2011-07-27 |
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