JP6128650B2 - 粘度測定装置 - Google Patents
粘度測定装置 Download PDFInfo
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- JP6128650B2 JP6128650B2 JP2013525704A JP2013525704A JP6128650B2 JP 6128650 B2 JP6128650 B2 JP 6128650B2 JP 2013525704 A JP2013525704 A JP 2013525704A JP 2013525704 A JP2013525704 A JP 2013525704A JP 6128650 B2 JP6128650 B2 JP 6128650B2
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- 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
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/14—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by using rotary bodies, e.g. vane
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- 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
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
-
- 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
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/14—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by using rotary bodies, e.g. vane
- G01N2011/147—Magnetic coupling
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Description
1 試料容器
2 回転子
3、13、14 磁石(磁石対)
3a、3b 永久磁石
13a、13b、14a、14b 電磁石
4 変動磁界駆動部
5 回転駆動軸
6 試料台
7 CCDカメラ
8 試料液
9 粘度検出部
15 回転検知部
20 収容容器
21 温調容器
22 配管
Claims (7)
- 試料液を収容する試料容器と、
前記試料容器内の試料液に浸され、球体で、導電性かつ非磁性の回転子と、
前記回転子の回転面から前記回転子の回転軸方向に所定距離離れた位置に前記試料容器と対向して配置され、前記試料容器の外部から前記回転子の回転面に対して平行な磁界を付与する磁石と、
前記磁石を駆動して前記回転子に時間的に変動する磁界を付与し、前記回転子に誘導電流を励起するとともに、当該誘導電流と前記変動磁界とのローレンツ相互作用により前記回転子に回転トルクを与えて、前記回転面内において前記回転子を回転させる変動磁界駆動部と、
前記変動磁界駆動部の回転数を制御する駆動制御部と、
前記回転子の回転数を検知する回転数検知部と、
前記駆動制御部から得られる回転数と前記回転数検知部から得られる回転子の回転数に基づいて試料液の粘度を算出する粘度検出部と、
を備える、粘度測定装置。 - 前記磁石が、前記回転子の回転面から前記回転子の回転軸方向に所定距離離れた面において、互いに平行な帯状の領域からなるN極およびS極を有する、請求項1に記載の粘度測定装置。
- 前記磁石を収容する収容容器をさらに備え、
前記試料容器と前記磁石との間に前記収容容器の壁面が配置される、請求項1に記載の粘度測定装置。 - 前記試料容器が、前記試料容器と前記磁石との間の収容容器壁面に当接して配置される、請求項3に記載の粘度測定装置。
- 前記試料容器と前記磁石との間の収容容器壁面が、前記収容容器における鉛直方向上向きの壁面を構成する、請求項3または4に記載の粘度測定装置。
- 前記試料容器と前記磁石との間の収容容器壁面が、前記試料容器と嵌合する嵌合部を有する、請求項3から5のいずれか1項に記載の粘度測定装置。
- 前記試料容器と前記磁石との間の収容容器壁面が平面である、請求項3から5のいずれか1項に記載の粘度測定装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011163889 | 2011-07-27 | ||
JP2011163889 | 2011-07-27 | ||
PCT/JP2012/068426 WO2013015211A1 (ja) | 2011-07-27 | 2012-07-20 | 粘度測定装置 |
Publications (2)
Publication Number | Publication Date |
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JPWO2013015211A1 JPWO2013015211A1 (ja) | 2015-02-23 |
JP6128650B2 true JP6128650B2 (ja) | 2017-05-17 |
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JP2013525704A Active JP6128650B2 (ja) | 2011-07-27 | 2012-07-20 | 粘度測定装置 |
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US (1) | US9372141B2 (ja) |
JP (1) | JP6128650B2 (ja) |
CN (1) | CN103718017A (ja) |
DE (1) | DE112012003121B4 (ja) |
WO (1) | WO2013015211A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2015012071A1 (ja) * | 2013-07-23 | 2017-03-02 | 京都電子工業株式会社 | 回転速度検出装置、該装置を用いた粘度測定装置、回転速度検出方法及び該方法に用いる回転体 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6095005B2 (ja) * | 2013-08-29 | 2017-03-15 | 国立大学法人 東京大学 | 粘性・弾性測定装置及びその方法 |
CN104359797B (zh) * | 2014-11-08 | 2017-07-18 | 上海市农业科学院 | 一种糯玉米籽粒淀粉粘度的高通量测定*** |
CN105954150A (zh) * | 2016-06-16 | 2016-09-21 | 广州立邦涂料有限公司 | 一种快速评定水性高分子涂层材料耐冻融性的方法 |
CN107462628A (zh) * | 2017-09-14 | 2017-12-12 | 重庆南方数控设备有限责任公司 | 一种基于磁粉的血栓弹力检测装置及检测方法 |
WO2020159523A1 (en) * | 2019-01-31 | 2020-08-06 | Halliburton Energy Services, Inc. | Optical fluidic methods for a rheometer |
JP7287670B2 (ja) * | 2019-08-28 | 2023-06-06 | 国立大学法人 東京大学 | 粘性又は弾性の測定装置及び方法 |
CN114324063A (zh) * | 2021-12-28 | 2022-04-12 | 南京航空航天大学 | 一种基于电涡流效应的抗磁悬浮气体粘度计及其测量方法 |
CN114966499A (zh) * | 2022-05-23 | 2022-08-30 | 重庆大学 | 一种测量磁流变液响应时间的***及方法 |
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JPS6312936A (ja) * | 1986-07-04 | 1988-01-20 | Mitsubishi Heavy Ind Ltd | 粘度計測方法 |
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JP2800693B2 (ja) * | 1994-08-31 | 1998-09-21 | 株式会社島津製作所 | 粘度測定装置 |
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GB0007719D0 (en) * | 2000-03-31 | 2000-05-17 | Central Research Lab Ltd | Method and apparatus for viscosity measurement |
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JP3884694B2 (ja) * | 2002-02-08 | 2007-02-21 | ユニケミカル株式会社 | 粘度変化検知用素子、それを用いた粘度変化検知用攪拌回転子、及びそれらを用いた攪拌装置 |
GB0419152D0 (en) | 2004-08-27 | 2004-09-29 | Kernow Instr Technology Ltd | A contactless magnetic rotary bearing and a rheometer incorporating such bearing |
JP2007136443A (ja) | 2005-10-18 | 2007-06-07 | As One Corp | 撹拌子および撹拌装置 |
DE202007000665U1 (de) | 2007-01-15 | 2008-05-29 | AMTEC - Anwendungszentrum für Mikrotechnologien Chemnitz GmbH | Magnetrührsystem |
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- 2012-07-20 WO PCT/JP2012/068426 patent/WO2013015211A1/ja active Application Filing
- 2012-07-20 CN CN201280037481.2A patent/CN103718017A/zh active Pending
- 2012-07-20 DE DE112012003121.0T patent/DE112012003121B4/de active Active
- 2012-07-20 US US14/130,400 patent/US9372141B2/en active Active
- 2012-07-20 JP JP2013525704A patent/JP6128650B2/ja active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPWO2015012071A1 (ja) * | 2013-07-23 | 2017-03-02 | 京都電子工業株式会社 | 回転速度検出装置、該装置を用いた粘度測定装置、回転速度検出方法及び該方法に用いる回転体 |
Also Published As
Publication number | Publication date |
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WO2013015211A1 (ja) | 2013-01-31 |
US9372141B2 (en) | 2016-06-21 |
DE112012003121B4 (de) | 2016-01-14 |
JPWO2013015211A1 (ja) | 2015-02-23 |
CN103718017A (zh) | 2014-04-09 |
US20140165710A1 (en) | 2014-06-19 |
DE112012003121T5 (de) | 2014-06-18 |
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