NO172526C - Fremgangsmaate og innretning for maaling av avstanden mellom skivene i en prosessmaskin, saerlig en skivemoelle eller raffinoer - Google Patents

Fremgangsmaate og innretning for maaling av avstanden mellom skivene i en prosessmaskin, saerlig en skivemoelle eller raffinoer

Info

Publication number
NO172526C
NO172526C NO882906A NO882906A NO172526C NO 172526 C NO172526 C NO 172526C NO 882906 A NO882906 A NO 882906A NO 882906 A NO882906 A NO 882906A NO 172526 C NO172526 C NO 172526C
Authority
NO
Norway
Prior art keywords
distance
measuring
discs
disc
pct
Prior art date
Application number
NO882906A
Other languages
English (en)
Other versions
NO882906D0 (no
NO172526B (no
NO882906L (no
Inventor
Juhani Kaernae
Heikki Pahlman
Original Assignee
Sunds Defibrator Jylha Oy
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 Sunds Defibrator Jylha Oy filed Critical Sunds Defibrator Jylha Oy
Publication of NO882906D0 publication Critical patent/NO882906D0/no
Publication of NO882906L publication Critical patent/NO882906L/no
Publication of NO172526B publication Critical patent/NO172526B/no
Publication of NO172526C publication Critical patent/NO172526C/no

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/14—Adjusting, applying pressure to, or controlling distance between, discs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/002—Control devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Paints Or Removers (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Coating With Molten Metal (AREA)
  • Golf Clubs (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Optical Distance (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
NO882906A 1986-10-31 1988-06-29 Fremgangsmaate og innretning for maaling av avstanden mellom skivene i en prosessmaskin, saerlig en skivemoelle eller raffinoer NO172526C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI864443A FI80146C (fi) 1986-10-31 1986-10-31 Foerfarande och anordning foer maetning av avstaondet mellan malskivorna vid en raffinoer.
PCT/FI1987/000132 WO1988003054A1 (en) 1986-10-31 1987-09-30 Method and device for measuring the distance between the discs of a refiner

Publications (4)

Publication Number Publication Date
NO882906D0 NO882906D0 (no) 1988-06-29
NO882906L NO882906L (no) 1988-06-29
NO172526B NO172526B (no) 1993-04-26
NO172526C true NO172526C (no) 1993-08-04

Family

ID=8523421

Family Applications (1)

Application Number Title Priority Date Filing Date
NO882906A NO172526C (no) 1986-10-31 1988-06-29 Fremgangsmaate og innretning for maaling av avstanden mellom skivene i en prosessmaskin, saerlig en skivemoelle eller raffinoer

Country Status (10)

Country Link
US (1) US4878020A (no)
EP (1) EP0290487B1 (no)
JP (1) JPH01501093A (no)
AT (1) ATE67430T1 (no)
AU (1) AU597744B2 (no)
CA (1) CA1274878A (no)
DE (1) DE3773194D1 (no)
FI (1) FI80146C (no)
NO (1) NO172526C (no)
WO (1) WO1988003054A1 (no)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950986A (en) * 1988-06-27 1990-08-21 Combustion Engineering, Inc. Magnetic proximity sensor for measuring gap between opposed refiner plates
DE4113745C2 (de) * 1991-04-26 1993-11-25 Mehnert Walter Dr Induktiver Stellungsgeber
DE4127209C2 (de) * 1991-08-16 1996-05-23 Mehnert Walter Dr Geber zur induktiven Erzeugung eines Meßsignals
US5544819A (en) * 1993-06-11 1996-08-13 The Haigh Engineering Company Ltd. Rotary disintegrators
US5691636A (en) * 1993-08-25 1997-11-25 Andritz Sprout-Bauer, Inc. Probe assembly mounting for a grinding machine
US6778936B2 (en) 2000-03-08 2004-08-17 J & L Fiber Services, Inc. Consistency determining method and system
US6502774B1 (en) 2000-03-08 2003-01-07 J + L Fiber Services, Inc. Refiner disk sensor and sensor refiner disk
US6752165B2 (en) 2000-03-08 2004-06-22 J & L Fiber Services, Inc. Refiner control method and system
SE520322C2 (sv) * 2000-03-23 2003-06-24 Daprox Ab Sätt och anordning för avståndsbestämning mellan en stator och en denna motstående roterande rotor
US6938843B2 (en) 2001-03-06 2005-09-06 J & L Fiber Services, Inc. Refiner control method and system
TW567333B (en) * 2002-09-20 2003-12-21 Benq Corp Method for phase matching by detecting magnetic flux
US7104480B2 (en) * 2004-03-23 2006-09-12 J&L Fiber Services, Inc. Refiner sensor and coupling arrangement
DE102005045374A1 (de) * 2005-09-22 2007-04-05 Siemens Ag Messvorrichtung mit einem Messkopf zur Positionsbestimmung eines Primärteils auf einem Sekundärteil und Verfahren zur Positionsbestimmung eines Primärteils auf einem Sekundärteil mit einem Messkopf
US7450335B2 (en) * 2006-08-09 2008-11-11 Hitachi Global Storage Technologies Netherlands B.V. Reducing read/write head track misregistration

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467306A (en) * 1943-09-08 1949-04-12 Sperry Prod Inc Flaw detector for tubing and the like
US2548599A (en) * 1948-11-02 1951-04-10 Gen Electric Clearance control
US3434670A (en) * 1966-07-07 1969-03-25 Pulp Paper Res Inst Apparatus for measuring out of tram and plate separation of disc refiners
US3500179A (en) * 1967-07-17 1970-03-10 Pulp Paper Res Inst System for displaying out-of-tram measurements in disc refiners
SE401896B (sv) * 1975-03-26 1978-06-05 Pak Construction Ab Anordning vid indikering av spaltbredd och att forhindra metallisk kontakt mellan de pa motstaende ytor med bommar eller liknande forsedda malorgan t ex malskivorna i en malapparat
SE414457B (sv) * 1977-03-21 1980-08-04 Asea Ab Anordning for metning av spalten mellan tva malskivor
SE416844B (sv) * 1979-06-05 1981-02-09 Sunds Defibrator Sett och anordning for avstandsmetning mellan tva motstaende ytor av magnetiskt ledande material
US4627578A (en) * 1979-12-19 1986-12-09 Tasman Pulp And Paper Company Limited Methods of and/or apparatus for detecting and controlling refiner plate clashing
SE444272B (sv) * 1984-08-15 1986-04-07 Sunds Defibrator Anordning for indikering av spalten mellan tva motroterande malskivor i en malapparat for raffinering av lignocellulosahaltigt material
US4785243A (en) * 1987-01-29 1988-11-15 Ltv Steel Company Electronically scanned eddy current flaw inspection
US4804912A (en) * 1987-05-14 1989-02-14 Kamyr Ab Apparatus for electromagnetically measuring the distance between two opposing grinding surfaces

Also Published As

Publication number Publication date
JPH01501093A (ja) 1989-04-13
NO882906D0 (no) 1988-06-29
FI864443A0 (fi) 1986-10-31
DE3773194D1 (de) 1991-10-24
FI864443A (fi) 1988-05-01
NO172526B (no) 1993-04-26
CA1274878A (en) 1990-10-02
FI80146B (fi) 1989-12-29
WO1988003054A1 (en) 1988-05-05
US4878020A (en) 1989-10-31
ATE67430T1 (de) 1991-10-15
EP0290487A1 (en) 1988-11-17
EP0290487B1 (en) 1991-09-18
AU8074687A (en) 1988-05-25
AU597744B2 (en) 1990-06-07
NO882906L (no) 1988-06-29
FI80146C (fi) 1990-04-10

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