KR100427628B1 - 자성분농도측정방법및그장치 - Google Patents

자성분농도측정방법및그장치 Download PDF

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Publication number
KR100427628B1
KR100427628B1 KR1019960052782A KR19960052782A KR100427628B1 KR 100427628 B1 KR100427628 B1 KR 100427628B1 KR 1019960052782 A KR1019960052782 A KR 1019960052782A KR 19960052782 A KR19960052782 A KR 19960052782A KR 100427628 B1 KR100427628 B1 KR 100427628B1
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KR
South Korea
Prior art keywords
coil
sample
excitation
magnetic
magnetic component
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
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KR1019960052782A
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English (en)
Korean (ko)
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KR970028544A (ko
Inventor
리이치로오 카사하라
요시히사 노자와
마사노리 미요시
오사무 키타무라
Original Assignee
신코스모스덴끼 가부시끼가이샤
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Publication date
Priority claimed from JP29248995A external-priority patent/JP3377348B2/ja
Priority claimed from JP23376996A external-priority patent/JPH1078411A/ja
Priority claimed from JP28502496A external-priority patent/JPH10132790A/ja
Application filed by 신코스모스덴끼 가부시끼가이샤 filed Critical 신코스모스덴끼 가부시끼가이샤
Publication of KR970028544A publication Critical patent/KR970028544A/ko
Application granted granted Critical
Publication of KR100427628B1 publication Critical patent/KR100427628B1/ko
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2858—Metal particles

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
KR1019960052782A 1995-11-10 1996-11-08 자성분농도측정방법및그장치 Expired - Lifetime KR100427628B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP29248995A JP3377348B2 (ja) 1995-11-10 1995-11-10 磁性粉濃度測定方法及びその装置
JP7-292489 1995-11-10
JP23376996A JPH1078411A (ja) 1996-09-04 1996-09-04 磁性粉濃度測定方法及びその装置
JP8-233769 1996-09-04
JP8-285024 1996-10-28
JP28502496A JPH10132790A (ja) 1996-10-28 1996-10-28 磁性粉濃度測定装置

Publications (2)

Publication Number Publication Date
KR970028544A KR970028544A (ko) 1997-06-24
KR100427628B1 true KR100427628B1 (ko) 2004-07-12

Family

ID=27332036

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960052782A Expired - Lifetime KR100427628B1 (ko) 1995-11-10 1996-11-08 자성분농도측정방법및그장치

Country Status (6)

Country Link
US (1) US5793199A (enExample)
EP (1) EP0773440B1 (enExample)
KR (1) KR100427628B1 (enExample)
CN (1) CN1100262C (enExample)
DE (1) DE69625777T2 (enExample)
TW (1) TW310372B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101351287B1 (ko) 2006-05-30 2014-01-14 메이요덴키 가부시키가이샤 자성체 농도 계측 장치 및 자성체 농도 계측 방법

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FI990393A0 (fi) * 1999-02-24 1999-02-24 Valtion Teknillinen Menetelmä metallisten epäpuhtaushiukkasten sähkömagneettiselle määrittämiselle voitelurasvanäytteestä
FI113297B (fi) 2001-06-19 2004-03-31 Magnasense Oy Menetelmä ja laitteisto analyyttien kvalitatiiviseksi ja kvantitatiiviseksi osoittamiseksi
JP2003130605A (ja) * 2001-10-26 2003-05-08 Sankyo Seiki Mfg Co Ltd 磁気式変位センサ装置
RU2234080C1 (ru) * 2003-05-12 2004-08-10 Государственное Научное Учреждение "Институт Механики Металлополимерных Систем Им. В.А. Белого Нан Беларуси" Устройство для детектирования металлических частиц в потоке смазочного материала
JP4227038B2 (ja) * 2004-02-27 2009-02-18 株式会社東芝 磁性体検知装置
CN100451643C (zh) * 2005-07-15 2009-01-14 曾德文 磁悬液磁粉浓度传感器
ES2284347B1 (es) * 2005-09-13 2008-09-16 Universidad De Granada Metodo y aparato para la determinacion de la velocidad de sedimentacion y el perfil de concentracion de particulas en fluidos magneticos y magnetorreologicos.
DE102005046910B4 (de) * 2005-09-21 2009-03-19 Technische Universität Ilmenau Verfahren und Anordnung zur berührungslosen Inspektion bewegter elektrisch leitfähiger Substanzen
DE102006005956A1 (de) * 2006-02-02 2007-08-16 Hydac Filtertechnik Gmbh Vorrichtung zum Detektieren von Partikeln in einem Fluidstrom, insbesondere induktiver Partikelzähler, sowie zugehöriges System zum Kühlen und/oder Schmieren von Komponenten einer Antriebseinheit
FI121248B (fi) * 2006-04-21 2010-08-31 Magnasense Technologies Oy Laite magneettisten partikkelien mittaamiseksi ja vastaava menetelmä
CN101501519A (zh) * 2006-08-09 2009-08-05 皇家飞利浦电子股份有限公司 用于生物传感器的磁体系统
WO2008067103A2 (en) * 2006-10-30 2008-06-05 Stc.Unm Magnetically susceptible particles and apparatuses for mixing the same
DE102007039435A1 (de) * 2006-12-15 2008-06-19 Prüftechnik Dieter Busch AG Vorrichtung und Verfahren zum Erfassen von Partikeln in einer strömenden Flüssigkeit
JP5467857B2 (ja) 2009-12-24 2014-04-09 株式会社Ｉｈｉ 粒子の濃度検出方法およびその装置
DE102009049821A1 (de) * 2009-10-19 2011-04-21 Icontrols, K.S. Vorrichtung und Verfahren zur Detektion von elektrisch leitfähigen Gegenständen
US9778225B2 (en) * 2010-11-15 2017-10-03 Regents Of The University Of Minnesota Magnetic search coil for measuring real-time brownian relaxation of magnetic nanoparticles
JP2012181182A (ja) * 2011-02-09 2012-09-20 Jfe Steel Corp 金属粉末の見掛密度測定方法および測定装置、混合粉末の製造方法および製造装置、ならびに粉末成形体の製造方法および製造装置
CN102636410A (zh) * 2011-02-09 2012-08-15 杰富意钢铁株式会社 金属粉末表观密度测定方法和装置、混合粉末制造方法和装置及粉末成形体制造方法和装置
CN102200528B (zh) * 2011-04-02 2013-04-24 太原理工大学 一种用于钢丝绳断丝在线检测装置
DE102011088406A1 (de) * 2011-12-13 2013-06-13 Robert Bosch Gmbh Metallsensor
AU2013257764B2 (en) * 2012-05-10 2015-08-20 Sandvik Mining And Construction Rsa (Pty) Ltd Ore analysis system
CN103335926B (zh) * 2013-06-27 2015-04-22 南车戚墅堰机车车辆工艺研究所有限公司 一种磁粉探伤用磁悬液浓度测量方法
CN103344536B (zh) * 2013-06-27 2015-06-10 南车戚墅堰机车车辆工艺研究所有限公司 一种磁粉探伤用磁悬液浓度测量装置
US9964520B2 (en) 2014-01-20 2018-05-08 Sintokogio, Ltd. Surface property inspection device and method
FI127032B (fi) * 2014-03-21 2017-10-13 Magnasense Tech Oy Mittausjärjestely, laite varustettuna mittausjärjestelyllä ja menetelmä näytteen mittaamiseksi
CN108431621A (zh) * 2015-12-03 2018-08-21 生命诊断公司 温控磁导率检测器
JP6836336B2 (ja) 2016-05-20 2021-02-24 ナブテスコ株式会社 ギア装置
DE102017114566A1 (de) 2017-06-29 2019-01-03 Aixtron Se Verfahren zur Bestimmung der Dampfkonzentration unter Verwendung der magnetischen Eigenschaften des Dampfes
CN109725050A (zh) * 2018-12-14 2019-05-07 天津大学 一种带逆磁线圈的磁感应检测拓扑结构
JP7137530B2 (ja) * 2019-05-31 2022-09-14 株式会社日立ビルシステム 金属不純物検査装置
CN113035565B (zh) * 2021-03-10 2023-03-28 远景能源有限公司 一种工作液金属颗粒检测设备及其线圈制作方法
DE102023123593A1 (de) * 2023-09-01 2025-03-06 Endress+Hauser Conducta Gmbh+Co. Kg Vorrichtung zur induktiven Bestimmung der elektrischen Leitfähigkeit eines im Behälter enthaltenen Mediums

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101351287B1 (ko) 2006-05-30 2014-01-14 메이요덴키 가부시키가이샤 자성체 농도 계측 장치 및 자성체 농도 계측 방법

Also Published As

Publication number Publication date
US5793199A (en) 1998-08-11
DE69625777D1 (de) 2003-02-20
EP0773440A1 (en) 1997-05-14
TW310372B (enExample) 1997-07-11
DE69625777T2 (de) 2003-10-02
EP0773440B1 (en) 2003-01-15
CN1100262C (zh) 2003-01-29
CN1159582A (zh) 1997-09-17
KR970028544A (ko) 1997-06-24

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