نتایج جستجو برای: electric locomotive
تعداد نتایج: 145344 فیلتر نتایج به سال:
BACKGROUND Motor dysfunction is a major reason why the elderly lose their independence in their daily lives. The concept of locomotive syndrome has been proposed to describe the risk of mobility dependence caused by various locomotive organ disorders. The preservation of locomotive organs is now socially important in the middle-aged and geriatric population. Therefore, it is important to establ...
Purpose. The study is aimed at substantiating the structure and determining main parameters of traction electric drive an locomotive for railway quarry transport, taking into account its modes operation. Methodology. research was carried out by means mathematical modeling, which included solving problem evaluating energy exchange processes between components drive. simulation movement train alo...
Abstract The PMSM of accumulator electric locomotive is generally controlled without position sensor, but the traditional observer has low speed observation accuracy, and nonlinear factors many mechanical parameters, such as torque feedback moment inertia, interfere with dynamic performance motor control system. A model based on expansion designed. constructed by using relationship among motor,...
Effect of back muscle strength and sagittal spinal imbalance on locomotive syndrome in Japanese men.
The Japanese Orthopaedic Association has proposed the term locomotive syndrome to designate a condition of individuals in high-risk groups with musculoskeletal disease who are highly likely to require nursing care. This study investigates the influence of spinal factors on locomotive syndrome in Japanese men. A total of 105 men older than 50 years were enrolled in the study. Those answering yes...
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