نتایج جستجو برای: shaking frequency

تعداد نتایج: 488797  

Journal: :Mechanical Engineering 2003

Journal: :Occupational Medicine 2016

Journal: :Robotics 2017
Suraj Amatya Manoj Karkee Qin Zhang Matthew D. Whiting

Automation in cherry harvesting is essential to reduce the demand for seasonal labor for cherry picking and reduce the cost of production. The mechanical shaking of tree branches is one of the widely studied and used techniques for harvesting small tree fruit crops like cherries. To automate the branch shaking operation, different methods of detecting branches and cherries in full foliage canop...

Journal: :international journal of civil engineering 0
f. jafarzadeh sharif university of technology h. farahi jahromi sharif university of technology e. abazari torghabeh the university of alberta

investigating the parameters influencing the behavior of buried pipelines under dynamic loading is of great importance. in this study the soil structure interaction of the pipelines with the surrounding soil was addressed using shaking table tests. wave propagation along the soil layers was also included in the study. the semi infinite nature of the field was simulated using a laminar shear box...

Journal: :Index on Censorship 1991

Journal: :Family & Community Health 2010

2011
Olivera Šarenac Maja Lozić Srdja Drakulić Dragana Bajić Julian F Paton David Murphy Nina Japundžić-Žigon

This study investigates blood pressure (BP) and heart rate (HR) short-term variability and spontaneous baroreflex functioning in adult borderline hypertensive rats and normotensive control animals kept on normal-salt diet. Arterial pulse pressure was recorded by radio telemetry. Systolic BP, diastolic BP and HR variabilities and baroreflex were assessed by spectral analysis and the sequence met...

Journal: :I. J. Robotics Res. 2013
Volkert van der Wijk Sébastien Krut François Pierrot Just L. Herder

Shaking forces and shaking moments in high speed parallel manipulators are a significant cause of base vibrations. These vibrations can be eliminated by designing the manipulator to be shaking-force balanced and shaking-moment balanced. In this article an approach for the design and for the evaluation of high speed dynamically balanced parallel manipulators is presented and applied for a compar...

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