Results 81 to 90 of about 51,775 (261)

Aerodynamic Analysis of Pressure Wave of High-Speed Maglev Vehicle Crossing: Modeling and Calculation

open access: yesEnergies, 2019
When two maglev trains travel in opposite directions on two adjacent tracks, train crossing is inevitable. Especially when both trains run at full speed, the pressure wave formed by each other will have a significant impact on the structure of the ...
Dinggang Gao   +4 more
doaj   +1 more source

A theoretical review of the operation of vibratory stress relief with particular reference to the stabilization of large-scale fabrications [PDF]

open access: yes, 2011
Vibratory stress relief (VSR) is widely used on large welded fabrications to stabilize the structures so that they do not distort during further machining or during operational duty.
C Walker   +6 more
core   +1 more source

Compatible effects of adopting imaginary future generations and systems thinking in exploring future challenges: Evidence from a deliberation experiment

open access: yesFUTURES &FORESIGHT SCIENCE, Volume 6, Issue 4, December 2024.
Abstract We adopted an innovative methodology that combines systems thinking with “imaginary future generations” (IFGs), a method for activating “futurability” in people, to discussions about the issues and needs of a future society, and we verified the effectiveness and value of this methodology.
Keishiro Hara   +3 more
wiley   +1 more source

The future of interurban passenger transport - bringing citizens closer together: Symposium summary and conclusions. 18th International Symposium on Transport Economics and Policy, Madrid, Spain, 16-18 November 2009 [PDF]

open access: yes, 2010
The Symposium brought together leading transport researchers from around the world to explore a range of issues under the general theme of 'the future for interurban passenger transport'.
International Transport Forum, OECD
core   +1 more source

High‐Temperature Superconductivity in Perovskite Hydride Below 10 GPa

open access: yesAdvanced Science, Volume 11, Issue 42, November 13, 2024.
Perovskite hydrides AXH3 can achieve superconducting transition temperatures exceeding 150 K at pressure below 10 GPa, such as CsInH3 (153 K at 9 GPa), RbTlH3 (170 K at 4 GPa) and CsTlH3 (163 K at 7 GPa). In addition, KGaH3 (146 K at 10 GPa) and RbInH3 (130 K at 6 GPa) are thermodynamically stable at 50 GPa. Abstract Hydrogen and hydride materials have
Mingyang Du   +6 more
wiley   +1 more source

Indirect economic effects of a rail link along the afsluitdijk [PDF]

open access: yes
New transport infrastructure has a myriad of short and long run effects. The effects on population and economic activity are most difficult to estimate. This paper introduces three different models to estimate the impacts of new infrastructure on labour ...
Oosterhaven, J., Romp, W.E.
core   +1 more source

Self‐Sustained Artificial Internet of Things Based on Vibration Energy Harvesting Technology: Toward the Future Eco‐Society

open access: yesAdvanced Energy and Sustainability Research, Volume 5, Issue 11, November 2024.
Clean energy is central to global energy developments, driven by sustainability needs and advancements in 5G and Internet of Things (IoT). Vibration energy harvesting, converting vibrational energy into electricity, supports IoT expansions and integrates with AI‐enhanced sensors for improved environmental monitoring, intelligent transportation, and ...
Yunfei Li   +5 more
wiley   +1 more source

Prospects of China's High-speed Railroad considering the Debate on "Maglev" and "On-the-Trail" Contributions

open access: yesPromet (Zagreb), 2012
Considering the fierce debate on whether "maglev" or"on-the-trail" system should be applied to China's first high-speed railroad, this paper makes prospects about China's high--speed railroads.
Run Sha, Shao-Ying Chu
doaj   +1 more source

Integral assessment of urban conglomeration versus centre-periphery maglev rail systems under market imperfections [PDF]

open access: yes
New transport infrastructure has a myriad of short and long run effects. The effects on population and economic activity are most difficult to estimate. This paper introduces three different models to estimate the impacts of new infrastructure on labour ...
Elhorst, J. Paul   +2 more
core  

Performance analysis of a linear motor with HTS bulk magnets for driving a prototype HTS maglev vehicle [PDF]

open access: yes, 2013
This paper presents the performance analysis of a linear synchronous motor which employs high-temperature superconducting (HTS) bulk magnets on the mover and normal copper windings on the stator.
Guo, YG, Jin, JX, Lu, HY, Zhu, JG
core   +1 more source

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