JPS6469922A - Non-contact micro-vibration measuring apparatus - Google Patents
Non-contact micro-vibration measuring apparatusInfo
- 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
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
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)
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 |
-
1987
- 1987-09-11 JP JP22646087A patent/JPS6469922A/ja active Granted
Cited By (6)
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 |