Development of Ultrasonic Technique for Detection of Decay in Wooden Cross-Arms
A simple, economic, and accurate nondestructive measurement method has been developed to determine the quality of in-service wooden cross-arms. A wooden cross-arm is part of the pylon normally used to support high-power transmission line. The measurement system uses an ultrasonic pulse, 45kHz, to...
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| 主要作者: | |
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| 格式: | Thesis |
| 語言: | English English |
| 出版: |
2002
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| 主題: | |
| 在線閱讀: | http://psasir.upm.edu.my/id/eprint/9515/1/FSAS_2002_44.pdf |
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