LU43128A1 - - Google Patents

Info

Publication number
LU43128A1
LU43128A1 LU43128DA LU43128A1 LU 43128 A1 LU43128 A1 LU 43128A1 LU 43128D A LU43128D A LU 43128DA LU 43128 A1 LU43128 A1 LU 43128A1
Authority
LU
Luxembourg
Application number
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 filed Critical
Publication of LU43128A1 publication Critical patent/LU43128A1/xx

Links

Classifications

    • 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
    • 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
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/02—Devices or arrangements for monitoring coolant or moderator
    • G21C17/035—Moderator- or coolant-level detecting devices
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/08—Structural combination of reactor core or moderator structure with viewing means, e.g. with television camera, periscope, window
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
LU43128D 1962-02-07 1963-02-02 LU43128A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR887308A FR1321540A (en) 1962-02-07 1962-02-07 Device for marking the position of a reflecting surface

Publications (1)

Publication Number Publication Date
LU43128A1 true LU43128A1 (en) 1963-04-02

Family

ID=8772187

Family Applications (1)

Application Number Title Priority Date Filing Date
LU43128D LU43128A1 (en) 1962-02-07 1963-02-02

Country Status (5)

Country Link
BE (1) BE628071A (en)
DE (1) DE1207103B (en)
FR (1) FR1321540A (en)
GB (1) GB973466A (en)
LU (1) LU43128A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2236746A1 (en) * 1972-07-26 1974-02-07 Sick Optik Elektronik Erwin METHOD AND EQUIPMENT FOR MEASURING THE DISTANCE OF A LIGHT REFLECTING MEASURING PLANE FROM A REFERENCE PLANE
CA1008146A (en) * 1973-02-26 1977-04-05 Andre Rekai Optical self-checking level detector
DE3024914A1 (en) * 1980-07-01 1982-02-11 Hans-Jürgen Dipl.-Phys. 8057 Eching Langer Small bending angles measurement from deflection of mirror - which reflects light from two point sources to axial detector
DE3032934A1 (en) * 1980-09-02 1982-04-08 Claus-Hartwig Dipl.-Ing. 2211 Heiligenstedten Dahse Automatic regulation of meat feed to mincer or press - uses opto-reflective sensing to monitor level an inlet to control speed
CH655572B (en) * 1982-01-15 1986-04-30
DE3372128D1 (en) * 1982-03-04 1987-07-23 Kent Scient Ind Projects Fluid level sensing apparatus
GB8305531D0 (en) * 1983-02-28 1983-03-30 Shell Int Research Optical tank gauging
US4702009A (en) * 1986-04-07 1987-10-27 The Dow Chemical Company Device for measuring the level of a material stored in a tank
DE19620419A1 (en) * 1996-05-21 1997-11-27 Ettemeyer Gmbh & Co Mes Und Pr Optical contact free measurement of surface displacement
JP6677075B2 (en) * 2016-05-19 2020-04-08 富士通株式会社 Water level measuring device, method and program
DE102017214717B3 (en) * 2017-08-23 2018-12-20 Volkswagen Aktiengesellschaft driving member

Also Published As

Publication number Publication date
FR1321540A (en) 1963-03-22
DE1207103B (en) 1965-12-16
GB973466A (en) 1964-10-28
BE628071A (en) 1963-05-29

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