GB2029580B - Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids - Google Patents

Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids

Info

Publication number
GB2029580B
GB2029580B GB7927456A GB7927456A GB2029580B GB 2029580 B GB2029580 B GB 2029580B GB 7927456 A GB7927456 A GB 7927456A GB 7927456 A GB7927456 A GB 7927456A GB 2029580 B GB2029580 B GB 2029580B
Authority
GB
United Kingdom
Prior art keywords
liquids
relating
sensing
collection
lubricating oil
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
Application number
GB7927456A
Other versions
GB2029580A (en
Inventor
Owen Lloyd
Alan Walter Hammond
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Electricity Generating Board
Original Assignee
Central Electricity Generating Board
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.)
Filing date
Publication date
Application filed by Central Electricity Generating Board filed Critical Central Electricity Generating Board
Priority to GB7927456A priority Critical patent/GB2029580B/en
Publication of GB2029580A publication Critical patent/GB2029580A/en
Application granted granted Critical
Publication of GB2029580B publication Critical patent/GB2029580B/en
Expired legal-status Critical Current

Links

Classifications

    • 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—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel
    • G01N33/2858—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel metal particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/28—Magnetic plugs and dipsticks
    • B03C1/282—Magnetic plugs and dipsticks with associated accumulation indicator, e.g. Hall sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
    • F16N29/04—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems enabling a warning to be given; enabling moving parts to be stopped
    • 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
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N2250/00—Measuring
    • F16N2250/50—Sampling
    • F16N2250/52—Sampling magnetic
GB7927456A 1978-08-10 1979-08-07 Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids Expired GB2029580B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7927456A GB2029580B (en) 1978-08-10 1979-08-07 Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7832971 1978-08-10
GB7927456A GB2029580B (en) 1978-08-10 1979-08-07 Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids

Publications (2)

Publication Number Publication Date
GB2029580A GB2029580A (en) 1980-03-19
GB2029580B true GB2029580B (en) 1983-06-15

Family

ID=26268509

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7927456A Expired GB2029580B (en) 1978-08-10 1979-08-07 Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids

Country Status (1)

Country Link
GB (1) GB2029580B (en)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
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US4467637A (en) * 1982-12-28 1984-08-28 The Boeing Company Debris detection system and method
GB2137536A (en) * 1983-02-10 1984-10-10 Tecalemit Electronics Ltd Magnetic particle collector
US4536713A (en) * 1983-03-03 1985-08-20 Nl Industries, Inc. Electrical resistivity measurement of a flowing drilling fluid using eddy currents generated therein
WO1985004715A1 (en) * 1984-04-09 1985-10-24 The University College Of Swansea Method and apparatus for assessing particle deposits
US4686469A (en) * 1985-08-12 1987-08-11 Tribometrics, Inc. Method and device for measuring magnetic particles in a fluid
US4784762A (en) * 1986-06-26 1988-11-15 Taliaferro Sam W Magnetic trap
US4755288A (en) * 1986-09-12 1988-07-05 Mitchell John Apparatus and system for magnetically treating fluids
SU1702284A2 (en) * 1987-02-04 1991-12-30 Институт химии твердого тела и переработки минерального сырья СО АН СССР Device for magnetometric analysis of solutions
IT1208858B (en) * 1987-03-06 1989-07-10 Iveco Fiat WEAR PARTICLES IN THE LU SENSOR FLUID TO DETECT THE LEVEL OF BRICANT OF PROPULSION SYSTEMS FERROMAGNETIC PARTICLES PRESENT OF MOTOR VEHICLES IN A FLUID PARTICULARLY TO DETECT THE LEVEL OF PRESENCE OF
DE3931497A1 (en) * 1989-09-21 1991-04-18 Sensoplan Messtechnik Gmbh Arrangement for detecting contaminants in fluid esp. lubricant - converts flow into rotary flow in sensor head for separation by specific wt. and subsequent measurement
US5179346A (en) * 1991-05-24 1993-01-12 Caterpillar, Inc. Conductive particle sensor using a magnet
EP0517481B1 (en) * 1991-06-03 1998-08-26 Simmonds Precision Products Inc. Detection of magnetic field changes
US5262732A (en) * 1991-12-11 1993-11-16 Computational Systems, Inc. Oil monitor with magnetic field
FR2686693B1 (en) * 1992-01-27 1994-04-08 Lebozec Aeronautique Sa MAGNETIC DETECTOR.
US5675249A (en) * 1994-03-10 1997-10-07 Simmonds Precision Products, Inc. Portable optical fluid debris detector including cover and calibrating magnet
GB2330095A (en) * 1997-10-09 1999-04-14 Darrell Kenneth Purchase Magnetic devices for removing particles from liquids
DE19838249A1 (en) * 1998-08-22 2000-02-24 M U T Gmbh Metallic and non-metallic particle sorting process comprises passing the particles through an alternating magnetic field to produce vortex streams which weaken the field and are detected by magneto-resistive sensors.
EP0994337A3 (en) * 1998-10-09 2001-08-16 General Electric Company Electric chip detector
DE10060609A1 (en) * 2000-12-05 2002-09-19 Zahnradfabrik Friedrichshafen Method and device for machine diagnosis and in particular for transmission diagnosis
DE10230759A1 (en) 2002-07-09 2004-01-22 Zf Friedrichshafen Ag Method and device for machine diagnosis and in particular for transmission diagnosis
DE10230757A1 (en) * 2002-07-09 2004-01-22 Zf Friedrichshafen Ag Method and device for machine diagnosis and in particular for transmission diagnosis
DE10258333B4 (en) * 2002-12-12 2013-07-18 Hilti Aktiengesellschaft Metal particle sensor
US20080105567A1 (en) * 2006-11-08 2008-05-08 Honda Motor Co., Ltd. Sensing device and method
DE102009020582A1 (en) * 2009-05-09 2010-11-11 Hydac Electronic Gmbh Device for detecting e.g. metallic chips, of piston in operating fluid in pump, has collection point collecting impurities, where magnetic field thickness at point is changeable via movement of magnetic flux guiding element
EP2455774B1 (en) 2010-11-19 2013-08-21 ARGO-HYTOS GmbH Sensor device and method for its operation
RU2461765C1 (en) * 2011-06-01 2012-09-20 Открытое Акционерное Общество "Московский Вертолетный Завод Им. М.Л. Миля" Method to manufacture magnetic plug of chip detector
FI124329B (en) 2012-07-02 2014-06-30 Kone Corp Method and apparatus for monitoring the lubricant content of elevator ropes
EP3221694B1 (en) 2014-11-21 2021-01-06 Vestas Wind Systems A/S A contaminant sensor for detecting magnetizable contaminants in lubricant flow
GB2549496B (en) 2016-04-19 2020-12-30 Adey Holdings 2008 Ltd Monitoring magnetite buildup in a magnetic filter
DE102017213224A1 (en) * 2017-08-01 2019-02-07 Zf Friedrichshafen Ag Measuring arrangement for determining a ferromagnetic abrasion
GB2573824B (en) * 2017-10-02 2022-03-09 Adey Holdings 2008 Ltd Measuring magnetic debris buildup in a magnetic filter
GB2606476B (en) * 2017-10-02 2023-02-01 Adey Holdings 2008 Ltd Measuring magnetic debris buildup in a magnetic filter
GB2599304B (en) * 2017-10-02 2022-11-02 Adey Holdings 2008 Ltd Measuring magnetic debris buildup in a magnetic filter
DE102017130033B4 (en) * 2017-12-14 2024-02-22 Universität Bielefeld Detection device and method for detecting magnetic particles in lubricants
FR3085995B1 (en) 2018-09-19 2020-12-04 Airbus Helicopters MAGNETIC DEVICE FOR SENSING METAL WEAR PARTICLES SUSPENDED IN A LUBRICATION FLUID
FR3086641B1 (en) 2018-09-28 2020-09-04 Airbus Helicopters ELECTRIC OR HYBRID MOTORIZED MULTIROTOR AIRCRAFT WITH OPTIMIZED ENERGY CONSUMPTION
CN111812305B (en) * 2019-04-10 2022-12-27 北京致感致联科技有限公司 On-line lubricating oil detection sensor
DE102019207106A1 (en) * 2019-05-16 2020-11-19 Zf Friedrichshafen Ag Cyclone with particle sensor
CN110926999B (en) * 2019-12-12 2022-04-05 天津大学仁爱学院 Machine oil ferromagnetic metal particle on-line measuring device
US11448636B2 (en) 2020-09-29 2022-09-20 Pratt & Whitney Canada Corp. Magnetic chip detector

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1071848A (en) * 1900-01-01
GB949593A (en) * 1960-07-07 1964-02-12 Siemens Ag Apparatus for producing an electrical signal magnetically
GB1090900A (en) * 1966-08-31 1967-11-15 Rolls Royce Improvements in or relating to magnetic scavenging devices
GB1262664A (en) * 1967-10-20 1972-02-02 Guenther Alich Method and apparatus for measuring a length with the aid of a magnetic field
GB1289788A (en) * 1970-05-06 1972-09-20
GB1293821A (en) * 1970-03-25 1972-10-25 Elcometer Instr Ltd A device for measuring ferrite content
GB1304405A (en) * 1970-03-19 1973-01-24
GB1459567A (en) * 1973-06-06 1976-12-22 Nix Steingroeve Elektro Physik Apparatus for use in the measurement of magnetic characteristics of materials
GB1533716A (en) * 1975-07-30 1978-11-29 Oce Van Der Grinten Nv Developing agent supply apparatus including a device for detecting the presence or absence of magnetic developing agent

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1071848A (en) * 1900-01-01
GB949593A (en) * 1960-07-07 1964-02-12 Siemens Ag Apparatus for producing an electrical signal magnetically
GB1090900A (en) * 1966-08-31 1967-11-15 Rolls Royce Improvements in or relating to magnetic scavenging devices
GB1262664A (en) * 1967-10-20 1972-02-02 Guenther Alich Method and apparatus for measuring a length with the aid of a magnetic field
GB1304405A (en) * 1970-03-19 1973-01-24
GB1293821A (en) * 1970-03-25 1972-10-25 Elcometer Instr Ltd A device for measuring ferrite content
GB1289788A (en) * 1970-05-06 1972-09-20
GB1459567A (en) * 1973-06-06 1976-12-22 Nix Steingroeve Elektro Physik Apparatus for use in the measurement of magnetic characteristics of materials
GB1533716A (en) * 1975-07-30 1978-11-29 Oce Van Der Grinten Nv Developing agent supply apparatus including a device for detecting the presence or absence of magnetic developing agent

Also Published As

Publication number Publication date
GB2029580A (en) 1980-03-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970807