JPS6469922A - Non-contact micro-vibration measuring apparatus - Google Patents

Non-contact micro-vibration measuring apparatus

Info

Publication number
JPS6469922A
JPS6469922A JP22646087A JP22646087A JPS6469922A JP S6469922 A JPS6469922 A JP S6469922A JP 22646087 A JP22646087 A JP 22646087A JP 22646087 A JP22646087 A JP 22646087A JP S6469922 A JPS6469922 A JP S6469922A
Authority
JP
Japan
Prior art keywords
frequency
electric signal
vibration
micro
laser
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.)
Granted
Application number
JP22646087A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0451772B2 (enrdf_load_stackoverflow
Inventor
Hisashi Yamawaki
Tetsuya Saito
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.)
National Institute for Materials Science
Original Assignee
National Research Institute for Metals
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 National Research Institute for Metals filed Critical National Research Institute for Metals
Priority to JP22646087A priority Critical patent/JPS6469922A/ja
Publication of JPS6469922A publication Critical patent/JPS6469922A/ja
Publication of JPH0451772B2 publication Critical patent/JPH0451772B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP22646087A 1987-09-11 1987-09-11 Non-contact micro-vibration measuring apparatus Granted JPS6469922A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22646087A JPS6469922A (en) 1987-09-11 1987-09-11 Non-contact micro-vibration measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22646087A JPS6469922A (en) 1987-09-11 1987-09-11 Non-contact micro-vibration measuring apparatus

Publications (2)

Publication Number Publication Date
JPS6469922A true JPS6469922A (en) 1989-03-15
JPH0451772B2 JPH0451772B2 (enrdf_load_stackoverflow) 1992-08-20

Family

ID=16845444

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22646087A Granted JPS6469922A (en) 1987-09-11 1987-09-11 Non-contact micro-vibration measuring apparatus

Country Status (1)

Country Link
JP (1) JPS6469922A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2478600A (en) * 2010-03-12 2011-09-14 Vestas Wind Sys As A wind energy power plant optical vibration sensor
US8234083B2 (en) 2008-09-22 2012-07-31 Vestas Wind Systems A/S Wind turbine rotor blade comprising an edge-wise bending insensitive strain sensor system
US8310657B2 (en) 2008-03-31 2012-11-13 Vestas Wind Systems A/S Optical transmission strain sensor for wind turbines
US8348611B2 (en) 2008-07-01 2013-01-08 Vestas Wind Systems A/S Wind turbine having a sensor system for detecting deformation in a wind turbine rotor blade and corresponding method
US8814514B2 (en) 2008-07-03 2014-08-26 Vestas Wind Systems A/S Embedded fibre optic sensor for wind turbine components

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8310657B2 (en) 2008-03-31 2012-11-13 Vestas Wind Systems A/S Optical transmission strain sensor for wind turbines
US8348611B2 (en) 2008-07-01 2013-01-08 Vestas Wind Systems A/S Wind turbine having a sensor system for detecting deformation in a wind turbine rotor blade and corresponding method
US8814514B2 (en) 2008-07-03 2014-08-26 Vestas Wind Systems A/S Embedded fibre optic sensor for wind turbine components
US8234083B2 (en) 2008-09-22 2012-07-31 Vestas Wind Systems A/S Wind turbine rotor blade comprising an edge-wise bending insensitive strain sensor system
GB2478600A (en) * 2010-03-12 2011-09-14 Vestas Wind Sys As A wind energy power plant optical vibration sensor
US9441614B2 (en) 2010-03-12 2016-09-13 Vestas Wind Systems A/S Wind energy power plant equipped with an optical vibration sensor

Also Published As

Publication number Publication date
JPH0451772B2 (enrdf_load_stackoverflow) 1992-08-20

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term