نتایج جستجو برای: diesel locomotive
تعداد نتایج: 18591 فیلتر نتایج به سال:
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...
Vehicles used in rail transport are characterized by a long service life, which is caused, among others, the high cost of their purchase. In Poland, average age freight diesel locomotives exceeds 40 years. Increasing wear and tear vehicles has an impact on many aspects machine operation, including environmental pollution. Significant degradation powertrain components contributes to increase pol...
The results of a theoretical study evaluating the effectiveness using Uzbek diesel locomotives UzTE 16 M 3 series during non-stop movement freight trains on hilly-mountainous high-speed section Marokand - Kattakurgan railway are presented. reference point for implementation this assessment was mathematical model train developed by authors and algorithm performing traction calculations, which pr...
This research is concerned with weighing the behavior of the front end energy absorption system of a locally manufactured locomotive in crash situations. The causes of the extensive damages to the energy absorption apparatus that includes the crash element and the buffer are studied. By choosing the proper damage model the conditions of the accident is simulated by using the ABAQUS engineering ...
The use of diesel locomotives in transport is gradually decreasing due to electrification and the introduction high-speed electric rails. However, Korea, up 30% passenger cargo still relies on vehicles. Many studies have shown that exhaust gas from poses a threat human health. This study examined characteristics particulate matter (PM) locomotive engine exhaust. In previous study, PM emissions ...
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