نتایج جستجو برای: vibration test

تعداد نتایج: 858629  

Journal: :Journal of strength and conditioning research 2007
Nuria Garatachea Alfonso Jiménez Guilherme Bresciani Nelson A Mariño Javier González-Gallego José A de Paz

The purpose of this study was to examine whether and how cycle time duration affects energy expenditure and substrate utilization during whole-body vibration (WBV). Nine men performed 3 squatting exercises in execution frequency cycles of 6, 4, and 2 seconds to 90 degrees knee flexion with vibration (Vb+) (frequency was set at 30 Hz and the amplitude of vibration was 4 mm) and without vibration...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Journal: :Journal of rehabilitation medicine 2010
Tom Broekmans Machteld Roelants Geert Alders Peter Feys Herbert Thijs Bert O Eijnde

OBJECTIVE To investigate the acute effects of long-term whole-body vibration on leg muscle performance and functional capacity in persons with multiple sclerosis. DESIGN A randomized controlled trial. SUBJECTS Twenty-five patients with multiple sclerosis (mean age 47.9 ± 1.9 years; Expanded Disability Status Scale 4.3 ± 0.2) were assigned randomly to whole-body vibration training (n = 11) o...

Journal: :Industrial health 2005
Douglas D Reynolds Eric Wolf

Effects of modifying the palm adapter geometry on ISO 10819 antivibration glove test results were investigated. 30 rigid acrylic adapters were designed, fabricated, and evaluated. The length of the adapters that met ISO 10819 requirements covered 70-80% of the width of the palm. The upper curvatures of the adaptors were greater than or equal to the radius specified in ISO 10819:1996. Glove vibr...

2014
Changjian Deng

Robustness estimation is important issue to ensure stability, reliability, and precision of Wireless MEMS vibration test under harsh environment stressing. Although the robustness of vibration test is limited mainly by the embedded electronics and sensors, how to obtain precise and robust data by using energy effective and resources constrained wireless sensor nodes is still a problem. Paper us...

This study based on free vibration analysis and study the behavior of framed structure under different frequency of vibration using ANSYS software and shaking table. A small scale uni-axial shaking table was prepared in laboratory, which can produce lower to moderate vibration, regarding frequency and velocity. Moment resisting framed structures constructed with connecting beam and column eleme...

Journal: :Transactions of the Architectural Institute of Japan 1962

Journal: :Otolaryngology–Head and Neck Surgery 2010

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