JPS5772012A - Liquid surface monitor for petroleum tank or the like - Google Patents

Liquid surface monitor for petroleum tank or the like

Info

Publication number
JPS5772012A
JPS5772012A JP14821780A JP14821780A JPS5772012A JP S5772012 A JPS5772012 A JP S5772012A JP 14821780 A JP14821780 A JP 14821780A JP 14821780 A JP14821780 A JP 14821780A JP S5772012 A JPS5772012 A JP S5772012A
Authority
JP
Japan
Prior art keywords
glass tube
liquid
light receiving
light
turned
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.)
Pending
Application number
JP14821780A
Other languages
English (en)
Inventor
Sadaaki Kitagoshi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP14821780A priority Critical patent/JPS5772012A/ja
Publication of JPS5772012A publication Critical patent/JPS5772012A/ja
Pending legal-status Critical Current

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
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G01F23/2924—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms for several discrete levels, e.g. with more than one light-conducting sensing element

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP14821780A 1980-10-24 1980-10-24 Liquid surface monitor for petroleum tank or the like Pending JPS5772012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14821780A JPS5772012A (en) 1980-10-24 1980-10-24 Liquid surface monitor for petroleum tank or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14821780A JPS5772012A (en) 1980-10-24 1980-10-24 Liquid surface monitor for petroleum tank or the like

Publications (1)

Publication Number Publication Date
JPS5772012A true JPS5772012A (en) 1982-05-06

Family

ID=15447885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14821780A Pending JPS5772012A (en) 1980-10-24 1980-10-24 Liquid surface monitor for petroleum tank or the like

Country Status (1)

Country Link
JP (1) JPS5772012A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965723A (ja) * 1982-09-03 1984-04-14 ロジヤ−ソン・エアクラフト・コントロ−ルス 液量選定システム
JPS61254823A (ja) * 1985-05-03 1986-11-12 ペ−・カ−・エル・フエルパツクングスジステ−メ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 透明注入管の液体の水準測定装置及び測定装置を包含する小液量送出装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965723A (ja) * 1982-09-03 1984-04-14 ロジヤ−ソン・エアクラフト・コントロ−ルス 液量選定システム
JPS61254823A (ja) * 1985-05-03 1986-11-12 ペ−・カ−・エル・フエルパツクングスジステ−メ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 透明注入管の液体の水準測定装置及び測定装置を包含する小液量送出装置

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