نتایج جستجو برای: axles truck

تعداد نتایج: 5185  

2007
James A. Hampton George Robson

Novel ambiguous N-N combinations were created that had both a thematic relation and a property mapping interpretation (e.g., a cheetah truck = a fast truck vs. a truck for transporting cheetahs). Experiment 1 asked people to generate their own interpretations, which were then classified as involving thematic relations, property mapping or other. Experiment 2 asked people to choose which of the ...

2011
Xiaoming Chen Xuesong Zhou

An analytical point-wise stationary approximation model is proposed to analyze time-dependent truck queuing processes with stochastic service time distributions at gates and yards of a port terminal. A convex nonlinear programming model is developed which minimizes the total truck turn time and discomfort due to shifted arrival times. A two-phase optimization approach is used to first compute a...

Journal: :Computers & OR 2012
Asvin Goel Claudia Archetti Martin W. P. Savelsbergh

In September 2008 new regulations for managing heavy vehicle driver fatigue entered into force in Australia. According to the new regulations there is a chain of responsibility ranging from drivers to dispatchers and shippers and thus, carriers must explicitly consider driving and working hour regulations when generating truck driver schedules. This paper presents and studies the Australian Tru...

2009
Kurniawan Eka Permana Siti Zaiton Mohd Hashim

In this paper, we will proposed a hybrid method to generate fuzzy membership function automatically. Particle Swarm Optimization (PSO) is used as optimized algorithm, supplement the performance of fuzzy system. The PSO is able to generate an optimal set of parameter for the membership functions automatic adjustment. Fuzzy control system that automatically backs up a truck to a specified point o...

Journal: :Journal of occupational and environmental hygiene 2006
Eric Brooks

T his inspection by the Occupational Safety and Health Administration (OSHA) reports on an overexposure to methylene bisphenyl isocyanate (MDI) during the spray application of a protective coating for truck beds. The inspection was conducted at an autobody repair shop and collision center that also operated a spray-on truck bed coating operation. The investigation was initiated as a complaint i...

Journal: :Environmental Health Perspectives 2003
Nicole A H Janssen Bert Brunekreef Patricia van Vliet Francee Aarts Kees Meliefste Hendrik Harssema Paul Fischer

Studies have suggested that children living close to busy roads may have impaired respiratory health. This study was designed to test the hypothesis that exposure to exhaust from heavy traffic in particular is related to childhood respiratory health. Children attending 24 schools located within 400 m from busy motorways were investigated. The motorways carried between 5,190 and 22,326 trucks pe...

2017
Michael K. LEMKE Yorghos APOSTOLOPOULOS Adam HEGE Laurie WIDEMAN Sevil SÖNMEZ

Long-haul truck drivers in the United States experience elevated cardiovascular health risks, possibly due to hypercholesterolemia. The current study has two objectives: 1) to generate a cholesterol profile for U.S. long-haul truck drivers; and 2) to determine the influence of work organization characteristics and sleep quality and duration on cholesterol levels of long-haul truck drivers. Surv...

2013
Leonardo De Novellis Aldo Sorniotti Patrick Gruber

In contrast to conventional internal combustion engine driven vehicles, the number of motors in fully electric cars is not fixed. A variety of architectural solutions, including from one to four individually controlled electric drive units, is possible and opens up new avenues in the design of vehicle characteristics. In particular, individual control of multiple electric powertrains promises t...

2016
V. Krylov

In the present paper, the theory of generation of ground vibrations by moving train is considered. The theory takes into account contribution of each sleeper of the track subjected to the action of all wheel axles. Mechanical properties of the track and parameters of train and soil (including static contact nonlinearity of track-soil system) are taken into account. It is shown that generated gr...

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