FI20095882A0 - METHOD AND APPARATUS FOR MEASURING THE LEVEL OF A MATERIAL MATTRESS TRANSPORTED ON A CONVEYOR BELT - Google Patents

METHOD AND APPARATUS FOR MEASURING THE LEVEL OF A MATERIAL MATTRESS TRANSPORTED ON A CONVEYOR BELT

Info

Publication number
FI20095882A0
FI20095882A0 FI20095882A FI20095882A FI20095882A0 FI 20095882 A0 FI20095882 A0 FI 20095882A0 FI 20095882 A FI20095882 A FI 20095882A FI 20095882 A FI20095882 A FI 20095882A FI 20095882 A0 FI20095882 A0 FI 20095882A0
Authority
FI
Finland
Prior art keywords
transported
measuring
level
conveyor belt
material mattress
Prior art date
Application number
FI20095882A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI122454B (en
FI20095882A (en
Inventor
Martti Larinkari
Jukka Leppaenen
Jouni Vehvilaeinen
Nikolai Vatanski
Original Assignee
Outotec Oyj
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 Outotec Oyj filed Critical Outotec Oyj
Priority to FI20095882A priority Critical patent/FI122454B/en
Publication of FI20095882A0 publication Critical patent/FI20095882A0/en
Priority to PCT/FI2010/050668 priority patent/WO2011023853A2/en
Publication of FI20095882A publication Critical patent/FI20095882A/en
Application granted granted Critical
Publication of FI122454B publication Critical patent/FI122454B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0691—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2928—Light, e.g. infrared or ultraviolet for discrete levels using light reflected on the material surface
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
FI20095882A 2009-08-27 2009-08-27 Method and equipment for measuring the level of material beds movable on conveyor belts FI122454B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20095882A FI122454B (en) 2009-08-27 2009-08-27 Method and equipment for measuring the level of material beds movable on conveyor belts
PCT/FI2010/050668 WO2011023853A2 (en) 2009-08-27 2010-08-25 Method and equipment for measuring the surface height of a material bed conducted on a conveyor belt

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20095882 2009-08-27
FI20095882A FI122454B (en) 2009-08-27 2009-08-27 Method and equipment for measuring the level of material beds movable on conveyor belts

Publications (3)

Publication Number Publication Date
FI20095882A0 true FI20095882A0 (en) 2009-08-27
FI20095882A FI20095882A (en) 2011-02-28
FI122454B FI122454B (en) 2012-01-31

Family

ID=41050706

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20095882A FI122454B (en) 2009-08-27 2009-08-27 Method and equipment for measuring the level of material beds movable on conveyor belts

Country Status (2)

Country Link
FI (1) FI122454B (en)
WO (1) WO2011023853A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10208592B2 (en) 2015-12-02 2019-02-19 Joy Global Underground Mining Llc Longwall optimization control
JP6892019B2 (en) * 2019-04-05 2021-06-18 Ｊｆｅスチール株式会社 Powder ratio measurement method and equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3411540A1 (en) * 1984-03-29 1985-10-10 Fried. Krupp Gmbh, 4300 Essen METHOD AND DEVICE FOR DETERMINING THE QUANTITY OF CONVEYED MATERIAL FROM BAND CONVEYORS
DE3735905A1 (en) * 1987-10-23 1989-05-03 Hipp Johann F Method and device for volume flow measurement on conveyor belts by means of a laser distance profile scanner
JP4545882B2 (en) * 2000-05-23 2010-09-15 関明 来 Laser diode type distance / displacement meter with double external resonator
FI111754B (en) 2000-08-25 2003-09-15 Outokumpu Oy Ways of measuring the surface level of a material layer lying on a conveyor track and to be heat treated
EP1672382A1 (en) * 2004-12-18 2006-06-21 Leica Geosystems AG Method for single channel heterodyne distance measurement

Also Published As

Publication number Publication date
FI122454B (en) 2012-01-31
WO2011023853A2 (en) 2011-03-03
FI20095882A (en) 2011-02-28
WO2011023853A3 (en) 2011-04-21

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