Results 1 to 10 of about 2,707,349 (312)

Simulation based design tool for radial turbine rotors

open access: yesJournal of Engineering and Applied Science
Radial turbines are critical components in turbocharging systems, where improvements in aerodynamic efficiency directly enhance energy utilization. This work presents an integrated optimization framework that combines reduced-order one-dimensional (1D ...
Mostafa Abdo Fawaz   +4 more
doaj   +2 more sources

Design of a Broadband Transition from a Coaxial Cable to a Reduced-Height Rectangular Waveguide

open access: yesApplied Sciences, 2023
For miniaturization, rectangular waveguides with a reduced height are often required, along with a coaxial transition for signal launching. We present a simulation-based design of a broadband transition from a coaxial cable to a rectangular waveguide ...
Bayarsaikhan Dansran   +4 more
doaj   +1 more source

Innovative Acoustic Treatments of Nacelle Intakes Based on Optimised Metamaterials

open access: yesAerospace, 2021
Modern turbofans with high bypass ratios, low blade passage frequencies and short nacelles require continuous development of acoustic linings to achieve the noise reductions expected by the international aviation authorities. Metamaterials and metafluids
Giorgio Palma   +3 more
doaj   +1 more source

Design Framework for Motion Generation of Planar Four-Bar Linkage Considering Clearance Joints and Dynamics Performance

open access: yesMachines, 2022
In this paper, we present a novel design framework to connect linkage synthesis with dynamics performance of the linkage. The aim of the design framework is to improve the dynamics performance of the mechanism through linkage design, instead of improving
Xueao Liu, Jianzhong Ding, Chunjie Wang
doaj   +1 more source

A Framework of Community Pedestrian Network Design Based on Urban Network Analysis

open access: yesBuildings, 2022
Community is the foundation of modern cities, where urban residents spend most of their lifetime. Effective and healthy community design plays a vital role in improving residents’ living quality.
Xiaolin Yang   +3 more
doaj   +1 more source

Weight Distribution of a Knee Exoskeleton Influences Muscle Activities During Movements

open access: yesIEEE Access, 2021
Lower extremity powered exoskeletons help people with movement disorders to perform daily activities and are used increasingly in gait retraining and rehabilitation.
Yi-Xing Liu   +4 more
doaj   +1 more source

Hull Form Optimization Study Based on Multiple Parametric Modification Curves and Free Surface Reynolds-Averaged Navier–Stokes (RANS) Solver

open access: yesApplied Sciences, 2022
In this study, the hull form optimization process to minimize resistance of KCS (KRISO containership) at Fn=0.26 is described. The bow hull form of KCS was modified by varying such design parameters as sectional area curve (SAC), section shape, bulb ...
Sung-Woo Park   +3 more
doaj   +1 more source

Globalized Knowledge-Based, Simulation-Driven Antenna Miniaturization Using Domain-Confined Surrogates and Dimensionality Reduction

open access: yesApplied Sciences, 2023
The design of contemporary antenna systems encounters multifold challenges, one of which is a limited size. Compact antennas are indispensable for new fields of application such as the Internet of Things or 5G/6G mobile communication.
Slawomir Koziel   +2 more
doaj   +1 more source

CNTFET Based Pseudo Ternary Adder Design and Simulation [PDF]

open access: yesAUT Journal of Electrical Engineering, 2022
Utilizing multiple logic instead of binary logic levels makes the same system to be realized with reduced number of internal connections and wiring, and occupying smaller chip area while achieving higher operational speed.
Mousa Yousefi   +2 more
doaj   +1 more source

Performance Simulation of Marine Cycloidal Propellers: A Both Theoretical and Heuristic Approach

open access: yesJournal of Marine Science and Engineering, 2022
The importance of mathematical and numerical simulation in marine engineering is growing together with the complexity of the designed systems. In general, simulation a makes it possible to improve the engineering design, reducing working time and costs ...
Marco Altosole   +3 more
doaj   +1 more source

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