3 Artículos

Preparation and Spectrum Characterization of a High Quality Linear Variable Filter

Acceso

en línea

Haolong Tang, Jinsong Gao, Jian Zhang, Xiaoyi Wang and Xiuhua Fu

To meet the requirements for lightweight, miniaturized dispersive optical systems for space applications, linear variable filters with a high transmittance and spatial dispersion coefficient are proposed. The filters were produced with dual ion beam sput... ver más

Revista: Coatings Formato: Electrónico

Tabla de contenido: Vol: 8 Num: 9 Par: September Año: 2018

Weak Fault Feature Extraction Scheme for Intershaft Bearings Based on Linear Prediction and Order Tracking in the Rotation Speed Difference Domain

Acceso

en línea

Zhinong Jiang, Minghui Hu, Kun Feng and Ya He

Because both the inner and outer rings rotate, the intershaft bearings used in gas turbines do not have fixed bearing housings. As a result, the vibration of intershaft bearings cannot be measured directly. Therefore, a vibration signal can only be colle... ver más

Revista: Applied Sciences Formato: Electrónico

Tabla de contenido: Vol: 7 Num: 9 Par: September Año: 2017

« Anterior Página: 1 de 1 Siguiente »