Results 81 to 90 of about 30,102 (295)

The doings of the eleventh (railway) engineers “over there” [PDF]

open access: yesProceedings of the American Institute of Electrical Engineers, 1918
n ...
openaire   +2 more sources

Motion planning and control of an installation robot for attitude adjustment of arc parts in underground shield tunneling

open access: yesDeep Underground Science and Engineering, EarlyView.
Inspired by spiders, the multilegged walk‐through assembling robot for arc parts achieves high‐precision synchronous control under heavy loads through dual‐layer hydraulic pose dynamics modeling and hierarchical pressure optimization, significantly enhancing shield tunneling assembly efficiency and precision.
Quan Xiao   +5 more
wiley   +1 more source

Life Cycle Assessment of Construction and Demolition Waste from Railway Engineering Projects. [PDF]

open access: yesComput Intell Neurosci, 2022
Huang J   +5 more
europepmc   +1 more source

Research related to vibrations from high speed railway traffic

open access: yes, 2008
We discuss here recent results from several research programmes related to dynamic aspects and vibrations induced by high speed railway traffic, developed at the computational mechanics group, within the “Escuela de Ingenieros de Caminos” of the ...
Gabaldón Castillo, Felipe   +1 more
core  

Research on Practical Teaching of Railway Engineering Specialty Based on Temperature Test of Rubber Sleepers

open access: yes, 2022
Experimental teaching plays an important role in cultivating college students' innovative ability. This paper takes the practical teaching of the temperature test of the new rubber sleeper as an example to analyze the current situation and problems of ...
Zhu, Zhihui; School of Civil Engineering, Central South University   +7 more
core   +1 more source

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

Carbon emission assessment of tunnel infrastructures: From construction to operation

open access: yesDeep Underground Science and Engineering, EarlyView.
This study develops a lifecycle carbon accounting framework for tunnel infrastructures, covering design, construction, operation, maintenance, and dismantling. Applied to a subsea tunnel case, the framework reveals the carbon emission distribution among four typical tunnel types and highlights potential carbon offset methods for low‐carbon tunnel ...
Luyuan Long   +4 more
wiley   +1 more source

Human factors in the railway system safety analysis process

open access: yes, 2009
Current European railway standards highlight the influence of human factors into railway system’s safety. In spite of this precept the integration is less frequent in engineering practice.
Hammerl, Malte, Vanderhaegen, Frederic
core  

Measuring the area and number of ballast particle contacts at sleeper/ballast and ballast/subgrade interfaces [PDF]

open access: yes, 2015
The number of railway ballast particles in contact with a sleeper may be relatively small. The discrete and non-uniform nature of these contacts may cause breakage and wear.
Le Pen, Louis   +3 more
core   +1 more source

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