Results 81 to 90 of about 636,815 (304)

Genetic algorithm–based varying parameter linear quadratic regulator control for four-wheel independent steering vehicle

open access: yesAdvances in Mechanical Engineering, 2015
From the perspective of vehicle dynamics, the four-wheel independent steering vehicle dynamics stability control method is studied, and a four-wheel independent steering varying parameter linear quadratic regulator control system is proposed with the ...
Linlin Gao   +4 more
doaj   +1 more source

Space shuttle flying qualities and criteria assessment [PDF]

open access: yes
Work accomplished under a series of study tasks for the Flying Qualities and Flight Control Systems Design Criteria Experiment (OFQ) of the Shuttle Orbiter Experiments Program (OEX) is summarized.
Johnston, D. E.   +2 more
core   +1 more source

Selective Benzene Capture by Metal‐Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) hold significant potential for capturing benzene from air emissions and hydrocarbon mixtures in liquid phases. This capability stems from their precisely engineered structures, versatile chemistries, and diverse binding interactions.
Zongsu Han   +4 more
wiley   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Simulation and Analysis of Electromechanical Integration for Drive System in High-speed Trains

open access: yes机车电传动, 2015
Based on the theory of direct torque control (DTC) and vehicle system dynamics, a eletromechanical coupling simulation model of high-speed train was set up, which took the electric and mechanical properties of vehicle drive system into account.
WANG Hua, CUI Litong
doaj  

Influence of Interfacial Dynamics and Multi-Dimensional Coupling from Isolator Brackets on Exhaust Isolation System Performance [PDF]

open access: yes, 2016
An automotive exhaust structure is a primary structure-borne noise path by which vibratory forces from the powertrain are transmitted to the vehicle body.
Bruns, Joel
core  

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Hubble space telescope: Pointing error effects on nonlinear ball joints [PDF]

open access: yes
The Hubble Space Telescope pointing error produced by optical benches mounted on free ball joints is examined. Spacecraft cable connections are assumed to produce translational and rotational damping and restoring forces which act through the optical ...
Farmer, J. E., Grissett, F. R.
core   +1 more source

Flexible Modes Control Using Sliding Mode Observers: Application to Ares I [PDF]

open access: yes, 2010
The launch vehicle dynamics affected by bending and sloshing modes are considered. Attitude measurement data that are corrupted by flexible modes could yield instability of the vehicle dynamics.
Baev, Simon   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy