Browsing by Author "Greaves, Matthew"
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Bearing signal separation enhancement with application to a helicopter transmission system
Elasha, Faris; Greaves, Matthew; Mba, David (Article)Bearing vibration signal separation is essential for fault detection of gearboxes, especially where the vibration is nonstationary, susceptible to background noise, and subjected to an arduous transmission path from the ... -
Planetary bearing defect detection in a commercial helicopter main gearbox with vibration and acoustic emission
Elasha, Faris; Greaves, Matthew; Mba, David (Article)Helicopter gearboxes significantly differ from other transmission types and exhibit unique behaviors that reduce the effectiveness of traditional fault diagnostics methods. In addition, due to lack of redundancy, helicopter ...