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1Analysis of an Air Borne Acoustic Signatures from Welding Process Using Empirical Mode Decomposition“… with operating frequency of 31.5 Hz to 8 kHz used to collect air borne acoustic signatures. In analysis part…”
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2“… of beams. The expected resonance happens at 300 Hz for case (1) and 100 Hz for case (2). The maximum…”
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3“… to be 261.56Hz by using modal analyses. The selected resonator design was further modified to cater for wide…”
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4by Dzulkarnain, Ahmad Aidil Arafat, Tengku Zam Zam, Tengku Zulaila Hasma, Azed, Zakiah, Rahman Zuhri, Mohd Imran, Sulaiman, Nur Hafizah“… tone-burst stimuli (2-1-2, Blackman window) at the frequencies of 500 Hz, 1000 Hz and 2000 Hz…”
Published 2014
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5“… and fatigue threshold was evaluated at 3 different frequencies:1Hz, 7Hz and 20Hz. Frequency noticeably…”
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6“… cycles at 10 Hz. Nondestructive ultrasound technique was used to detect the presence of any crack as well…”
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7“… at frequency of 170 kHz in 0.1% and 2% sodium dodecyl sulfate detergents for 10-h treatment time. The relation…”
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8by Ali, Mohammad Yeakub, Mohamed, Abd. Rahman, Asfana, Banu, Roslan, Lutfi, Fahmi, M. I.“…1100. The optimum solution for minimum average vibration is 64.3 Hz with spindle speed 3000 rpm, feed…”
Published 2012
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9“… speed of 1400 mm/min, and low power of 830 W with pulse repetition frequency of 50 Hz. Process…”
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10“… controlled in this study were peak power of 800 and 1200 W, and pulse repetition frequency of 80 and 90 Hz…”
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11by Faraj, Moneer A., Fahmi, Samsuri, Abdalla, Ahmed N., Rifai, Damhuji, Kharudin, Ali, Al-Douri, Y.“… with 30 kHz frequency to ensure that the crack signals are clearly displayed. The proposed method…”
Published 2019
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