Results 101 to 110 of about 1,083,308 (333)

Design Optimization of Torsional Vibration Absorbers for Heavy-Duty Truck Drivetrain Systems

open access: yesVibration, 2019
In this paper, the feasibility of the application of a dual mass flywheel (DMF) for heavy-duty truck drivetrain systems was studied. The third engine order vibration harmonic was in the focus of analysis as one of the most significant contributions to ...
V. Berbyuk
semanticscholar   +1 more source

Realization of a Bilayer Elastic Topological Insulator

open access: yesAdvanced Science, EarlyView.
Bilayer elastic wave topological insulators are experimentally realized, introducing the layer degree of freedom to access four topological phases. This enables diverse domain walls and transmission behaviors, including interlayer conversion and beam splitting.
Chengzhi Ma   +4 more
wiley   +1 more source

Research on Doubly-Fed Wind Turbine Shaft System With Virtual Inertia for Torsional Vibration Analysis

open access: yes发电技术
ObjectivesShafting mathematical model of wind turbine is the basis of torsional vibration characteristics analysis. Shafting model is very important for the reliability of analysis results.
SUN Zhenglong, SAN Jiqiang
doaj   +1 more source

Modeling and Analysis of Amplitude-Frequency Characteristics of Torsional Vibration for Automotive Powertrain

open access: yesShock and Vibration, 2020
In the present paper, the amplitude-frequency characteristics of torsional vibration are discussed theoretically and experimentally for automotive powertrain.
Jinli Xu, Jiwei Zhu, Feifan Xia
doaj   +1 more source

Results of Millikan Library Forced Vibration Testing [PDF]

open access: yes, 2004
This report documents an investigation into the dynamic properties of Millikan Library under forced excitation. On July 10, 2002, we performed frequency sweeps from 1 Hz to 9.7 Hz in both the East-West (E-W) and North-South (N-S) directions using a roof ...
Bradford, Samuel Case   +3 more
core  

Charge Injection and Transport in an Isoindigo‐Based Polymer Transistor

open access: yesAdvanced Electronic Materials, EarlyView.
This study presents the charge injection and transport properties of field‐effect transistors based on an isoindigo‐bithiophene donor‐acceptor polymer semiconductor contacted with thiolated self‐assembled monolayer (SAM)‐functionalized electrodes. Temperature‐dependent contact characteristics are measured and simulated.
Zuchong Yang   +8 more
wiley   +1 more source

Torsional vibration analysis of the power transmission system in a hydraulic rail engineering vehicle

open access: yes机车电传动
Torsional vibration represents a crucial aspect of vibration in power transmission systems, especially for rail engineering vehicles featuring long power transmission pathways.
XU Kun   +3 more
doaj  

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