Results 71 to 80 of about 48,632 (238)
Mechanically limited, electrically operated hydraulic valve system for aircraft controls Patent [PDF]
, 1959 Development of aircraft control system with high performance electrically controlled and mechanically operated hydraulic valves for precise flight ...
Foster, J. V.
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, 2018 The quality of eye image data become degraded particularly when the image is taken in the non-cooperative acquisition environment such as under visible wavelength illumination.
Ahmad, Asraful Syifaa’ +6 more
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Dynamic response at the terminus of oblique intersecting joints subjected to stress waves
Deep Underground Science and Engineering, EarlyView.This study derives the propagation equation for stress waves impinging upon nonlinear oblique intersecting joints. It analyzes the dynamic response at the terminus of nonlinear oblique intersecting joints subjected to stress waves. Abstract To investigate the dynamic response at the terminus of oblique intersecting joints subjected to stress waves, a ...
Gang Hu +4 more
wiley +1 more source
Development and Parameters Analysis of Hydraulic Controlled Rotary Valve Excitation System
Energies, 2020 Electro-hydraulic excitation systems are key equipment in various industries. Electric motor driving rotary valves are mostly used in existing systems.
Wenjing Li +5 more
doaj +1 more source
Resonant mode controllers for launch vehicle applications [PDF]
Electro-mechanical actuator (EMA) systems are currently being investigated for the National Launch System (NLS) as a replacement for hydraulic actuators due to the large amount of manpower and support hardware required to maintain the hydraulic systems ...
Roth, Mary Ellen, Schreiner, Ken E.
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ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.This study presents a novel quantum dot electrophoretic display (QDEPD), which combines electro‐controlled reflection and optically‐triggered emission to achieve efficient multi‐modal switching within a single pixel. By incorporating multi‐component nanostructures, the system enhances functional integration and multi‐modal response capabilities.
Xingke Zheng +8 more
wiley +1 more source
Emitter: International Journal of Engineering TechnologyThis paper investigates the design and optimization of Linear Quadratic Regulator (LQR) controllers for vehicle active suspension systems, incorporating an electro-hydraulic actuator with an electro-servo valve.
Trong Tu
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VHDL-AMS modeling of an automotive vibration isolation seating system
, 2005 This paper presents VHDL-AMS model of an automotive vibration isolation seating system with an active electromechanical actuator. Five control algorithms for the actuator are implemented and their efficiencies are investigated by subjecting the system to
Kazmierski, Tom, Wang, Leran
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Modeling of electro-hydraulic controlled propulsion system
Journal of Dynamics and Vibroacoustics, 2014 Modern rocket propulsion system is a dynamic system with a set of inter- connected links Modern controlled propulsion system, ensuring in the pro- cess of its operation on the aircraft receiving the given basic characteristics. Main propulsion controlled variable serving as controlled object is second mass flow of gases through the nozzle.
A. B. Bachurin +2 more
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Energy Science &Engineering, EarlyView.Fluidized gangue backfilling controls mining subsidence through stress redistribution in composite backfill‐pillar systems, reducing surface settlement and stress concentrations. Multi‐scale experimental and numerical analysis provides quantitative design parameters for optimizing ground control in sustainable underground coal mining operations ...
Weilong Zhang +11 more
wiley +1 more source