JPH0334807B2 - - Google Patents

Info

Publication number
JPH0334807B2
JPH0334807B2 JP20423484A JP20423484A JPH0334807B2 JP H0334807 B2 JPH0334807 B2 JP H0334807B2 JP 20423484 A JP20423484 A JP 20423484A JP 20423484 A JP20423484 A JP 20423484A JP H0334807 B2 JPH0334807 B2 JP H0334807B2
Authority
JP
Japan
Prior art keywords
signal
eddy current
current sensor
amplifier
voltage
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
JP20423484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6182117A (ja
Inventor
Toshiaki Hosoe
Seigo Ando
Yoshihiro Kawase
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP20423484A priority Critical patent/JPS6182117A/ja
Publication of JPS6182117A publication Critical patent/JPS6182117A/ja
Publication of JPH0334807B2 publication Critical patent/JPH0334807B2/ja
Granted 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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
JP20423484A 1984-09-29 1984-09-29 直流帰還型渦流距離計 Granted JPS6182117A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20423484A JPS6182117A (ja) 1984-09-29 1984-09-29 直流帰還型渦流距離計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20423484A JPS6182117A (ja) 1984-09-29 1984-09-29 直流帰還型渦流距離計

Publications (2)

Publication Number Publication Date
JPS6182117A JPS6182117A (ja) 1986-04-25
JPH0334807B2 true JPH0334807B2 (enrdf_load_stackoverflow) 1991-05-24

Family

ID=16487064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20423484A Granted JPS6182117A (ja) 1984-09-29 1984-09-29 直流帰還型渦流距離計

Country Status (1)

Country Link
JP (1) JPS6182117A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE463893B (sv) * 1987-09-28 1991-02-04 Geotronics Ab Anordning foer att detektera nivaan hos en slaggraensyta hos ett smaelt metallbad
AU2013387845B2 (en) 2013-04-24 2017-07-20 Eagle Industry Co., Ltd. Sliding part
CN106225657B (zh) * 2016-08-12 2019-12-06 安徽容知日新科技股份有限公司 位移传感器
CN106969698A (zh) * 2017-06-02 2017-07-21 深圳怡化电脑股份有限公司 一种电涡流传感器测量电路和电涡流传感器
CN115143871B (zh) * 2022-06-29 2024-12-27 南水北调东线江苏水源有限责任公司 一种电涡流微小距离测量方法

Also Published As

Publication number Publication date
JPS6182117A (ja) 1986-04-25

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