Zobrazeno 1 - 10
of 46
pro vyhledávání: '"C. Tyler Dick"'
Autor:
Jiaxi Zhao, C. Tyler Dick
Publikováno v:
International Journal of Computational Methods and Experimental Measurements. 10:345-358
Influence of traffic complexity on railway gravity hump classification yard performance and capacity
Autor:
C. Tyler Dick
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. 237:576-587
An optimal freight train plan requires practitioners to find a balance between mainline and yard efficiencies by adjusting the complexity of the yard operation and evaluating trade-offs between the throughput volume, number of blocks and number of tr
Autor:
Geordie S. Roscoe, C. Tyler Dick
Publikováno v:
International Journal of Transport Development and Integration. 6:271-282
Autor:
Geordie Roscoe, C. Tyler Dick
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2677:446-459
With the nationwide installation of positive train control (PTC) technology recently completed, freight railroads are searching for ways to leverage the technology to improve their operations beyond increasing safety. One possibility is reducing trai
Autor:
Zhipeng Zhang, Chen-Yu Lin, Xiang Liu, Zheyong Bian, C Tyler Dick, Jiaxi Zhao, Steven Kirkpatrick
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. 236:1168-1178
Rail is a safe and efficient mode of transporting hazardous materials (hazmat). In the past decade, the hazmat traffic transported by unit trains has significantly increased in the United States. As a result, a comprehensive understanding of the safe
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2675:890-903
Railroads have a strong economic incentive to maximize the length and weight of freight trains. Since the mid-1990s, various technological innovations have facilitated operation of longer and heavier trains, and railroads have made infrastructure inv
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2676:131-141
In response to multiple derailments involving hazmat trains, in early February 2020 Transport Canada released ministerial order (MO) 20-02, imposing speed restrictions of 20 to 25 mph on trains transporting a sufficient quantity of hazardous material
Autor:
C. Tyler Dick
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2675:411-424
Multiple North American freight railroads have adopted concepts of Precision Scheduled Railroading (PSR) that attempt to reduce costs by maximizing train length and minimizing railcar transit time. To achieve these objectives, PSR emphasizes pre-bloc
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2675:303-316
Advanced train control systems enabling single-person crews or driverless trains promise to significantly reduce the fixed costs of operating a train, removing a strong incentive for longer trains. For carload freight traffic, operating a given numbe