نتایج جستجو برای: locomotive

تعداد نتایج: 1819  

Journal: :Scientific American 1908

Journal: : 2023

The growing attention to the issues of increasing energy efficiency railway transport results in suggesting various designs traction rolling stock with most advanced technical solutions, but, unfortunately, many them remain only at development or prototype stage.The analysis operating experience existing mainline locomotives is proposed help develop fundamental principles concept improving auto...

2011
Marek Zablocki M. Zablocki M Sydor

The study discusses results of investigations carried out in the course of driving a motorcar by a person with a locomotive disability. Driving tests were conducted in road conditions as well as on a manoeuvring square. Observations concerned interactions of the disabled person during his/her utilisation of different pieces of equipment situated within the reach of the user’s hands. The scope o...

Journal: :Journal of applied physiology 2010
Olli V Leppänen Harri Sievänen Jarkko Jokihaara Ilari Pajamäki Pekka Kannus David M Cooper Teppo L N Järvinen

This study evaluated the contributions of locomotive loading and estrogen to the development of diaphysis of rat femur. A randomized 2x2 study design was used. Altogether, 70 female Sprague-Dawley rats were used, of which 10 were euthanized at entry. Of the remaining rats, 16 served as controls, and the rest, 44, underwent a unilateral sciatic neurectomy. The effect of estrogen was removed by o...

2007
A. R. Miller K. S. Hess D. L. Barnes T. L. Erickson

Fuel cell power for locomotives combines the environmental benefits of a catenaryelectric locomotive with the higher overall energy efficiency and lower infrastructure costs of a diesel-electric. A North American consortium, a public-private partnership, is developing a prototype hydrogen-fueled fuel cell-battery hybrid switcher locomotive for urban and military-base rail applications. Switcher...

2015
Heng Li Jun Peng Weirong Liu Zhiwu Huang Nikos E. Mastorakis Cornelia A. Bulucea

In 2014, more than 43 cities in China were racing to construct their urban rail systems (including metro and light rail systems), recognizing that an urban rail system will be a good solution to the tough problems that they are faced with, including traffic congestion and PM2.5 air pollution. On 22 August 2012, the first electric double-layer capacitor (EDLC) energy storage-type rail vehicle in...

Journal: :IJMEI 2011
Deepak Joshi Rahul Ribiero Sakti Srivastava Sneh Anand Dhrujati Majumdar

Human walking involves coordinated movement between lower limbs. Locomotion is a neuromuscular activity and hence it is affected by mental tasks. Many studies on gait parameter e.g. stride length, gait speed, cadence and percentage of gait cycle in a double limb stance has been performed to determine the effect of a mental task on locomotive task. The knee being an important joint for locomotiv...

2009
CHRISTOPHER J. ARELLANO CHARLES S. LAYNE DANIEL P. O’CONNOR MELISSA SCOTT-PANDORF

ARELLANO, C. J., C. S. LAYNE, D. P. O’CONNOR, M. SCOTT-PANDORF, and M. J. KURZ. Does Load Carrying Influence dynamical system analysis to investigate the effect of carrying external loads on the stability of the locomotive system and sagittal plane kinematics. We hypothesized that carrying an additional load at the waist would 1) decrease the dynamic stability of the locomotive system and 2) ca...

Journal: :Scientific American 1908

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