Results 71 to 80 of about 4,567 (231)

The Impact of DNA as a Chemical Admixture for Cementitious Materials

open access: yesAdvanced Materials Technologies, Volume 10, Issue 15, August 7, 2025.
DNA molecules are added to cement pastes and their effects on rheology and hydration time are studied. DNA's chemical structure is composed of polysaccharide and phosphate groups, which are active functional groups in different commercial chemical admixtures: Viscosity modifiers and superplasticizers.
Alexander Mezhov   +4 more
wiley   +1 more source

Research on Environmental Vibration Induced by High-Speed Maglev Transportation

open access: yesApplied Sciences
As a novel form of railway transportation, maglev transportation has the advantages of a better curve negotiation ability and grade ability and lower noise and vibration than traditional urban wheel–rail transportation.
Ziping Han, Guofeng Zeng, Feng Ye
doaj   +1 more source

Research on Integrated Intelligent Control and Energy Saving Technology of Electro‐Hydraulic Excavator

open access: yesEngineering Reports, Volume 7, Issue 7, July 2025.
The research proposes a variable‐speed fixed‐displacement pump control strategy combined with a fuzzy PID algorithm. A co‐simulation model is developed, key parameters are set, and comparative energy consumption analyses are conducted between the variable‐speed fixed‐displacement pump and the fixed‐speed variable‐displacement pump through simulation ...
Qiaohong Ming, Yangyang Wang
wiley   +1 more source

Influence of Maglev Train Arc on Electromagnetic Disturbance of the Airport Sliding Beacon

open access: yes机车电传动, 2020
In order to theoretically study the electromagnetic interference effect of the maglev train arc on the airport sliding beacon, one domestic maglev train line was selected and several typical frequency points during the working frequency band of the ...
Laisheng TONG   +3 more
doaj  

NUMERICAL ANALYSIS OF UAQ4 MAGLEV BOGIE DYNAMIC SUSPENSION AT STANDSTILL

open access: yes, 2016
This paper deals with the dynamics stability of the UAQ4 experimental small scaled superconducting magnetically levitated vehicle that floats in a stable condition above the track in all phases of motion, zero speed included.
D'OVIDIO, GINO, Alessandro, Carpenito
core  

Passive Guidance Forces of Polarized Linear Motors Combined with Levitation Actuators Working in Partial Vacuum – Application to Swissmetro [PDF]

open access: yes
Maglev (>400 km/h) refer to Maglev such as the Japanese JR-Maglev MLX, the German Transrapid and the USA Inductrack. The Swissmetro Project, presenting a unique aspect of Maglev, is designed to work under partial vacuum (400 km/h).
Cassat, A.   +3 more
core  

INTRODUCTION TO MAGLEV TRAIN A REVIEW

open access: yes, 2021
Maglev has became the fastest high speed train in the world. This technology is a dominating one in the terms of technical infrastructure of the existing railways.
Prof. Pingale Pritam Hanumant   +2 more
core  

Maglev Goes to Work [PDF]

open access: yesMechanical Engineering, 2006
This article discusses various features of a mixer that proves to be advantageous for pharmaceutical market. Central Japan Railway Co. has tested the first-ever maglev train using high-temperature superconductors; the technology that is still a long way from practical commercialization.
openaire   +1 more source

Maglev Transportation

open access: yes, 2009
The maglev train provides fast and efficient transportation that could potentially save energy and reduce carbon emission over short distances. The purpose of our project is to determine what the economic and environmental benefits magnetic levitation ...
Aspinwall, Peter   +2 more
core  

How does Maglev work

open access: yes, 2019
Práce se zabývá systémem Maglev, zejména principem fungování jednotlivých konstrukčních typů této technologie a základní problematikou elektromagnetismu.
Pavel Blažek
core  

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