Particle Image Velocity Measurement and Mesh-Free Method Modeling Study of Forced Hydraulic Jumps
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydraulic Engineering"
DOI: 10.1061/(asce)hy.1943-7900.0001325
Abstract: AbstractThe current study aims at examining the internal flow field and the corresponding phenomena in the developing stage of forced hydraulic jumps. Experiments with a range of Froude numbers wer... read more here.
Keywords: particle image; study; velocity measurement; hydraulic jumps ... See more keywords
A New Contactless Method for Velocity Measurement of Bubble and Slug in Millimeter-Scale Pipelines
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Access"
DOI: 10.1109/access.2017.2713809
Abstract: Combining C4D technique and cross-correlation velocity measurement technique, a new measurement method, which is suitable for the bubble/slug velocity measurement in millimeter-scale pipelines, is proposed. Based on the series resonance principle and the simulated inductor… read more here.
Keywords: measurement; bubble slug; method; velocity measurement ... See more keywords
New Contactless Velocity Measurement Sensor for Bubble/Slug Flow in Small Scale Pipes
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3034695
Abstract: A new contactless velocity measurement sensor for bubble/slug flow in small scale pipes is developed with the contactless impedance detection (CID) technique. The new sensor consists of two same-designed CID modules (an upstream and a… read more here.
Keywords: velocity; bubble slug; sensor; velocity measurement ... See more keywords
Robust Tracking Control of Robot Manipulators With Actuator Faults and Joint Velocity Measurement Uncertainty
Sign Up to like & getrecommendations! Published in 2020 at "IEEE/ASME Transactions on Mechatronics"
DOI: 10.1109/tmech.2020.2975117
Abstract: This article solves the safe trajectory tracking control problem of robot manipulators with actuator faults, uncertain dynamics, and external disturbance. Another key issue met in practical robot engineering, i.e., joint velocity measurement uncertainty is also… read more here.
Keywords: velocity; control; velocity measurement; actuator faults ... See more keywords
Uncalibrated Visual Servoing for a Planar Two Link Rigid-Flexible Manipulator Without Joint-Space-Velocity Measurement
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Systems, Man, and Cybernetics: Systems"
DOI: 10.1109/tsmc.2020.3035903
Abstract: In this article, to solve trajectory tracing problem and vibration suppression for a planar two-link rigid-flexible manipulator subject to joint-velocity measurement noise, a novel uncalibrated visual servoing control is proposed. To begin with, the manipulator’s… read more here.
Keywords: subsystem; manipulator; velocity measurement; velocity ... See more keywords
Microwave photonic radar for distance and velocity measurement based on optical mixing and compressive sensing.
Sign Up to like & getrecommendations! Published in 2021 at "Applied optics"
DOI: 10.1364/ao.433902
Abstract: We propose a microwave photonic compressive sensing radar for distance and velocity measurement. First, a de-chirped signal that carries distance or velocity information is extracted between the transmitted and received signals in the proposed system.… read more here.
Keywords: velocity; distance; velocity measurement; distance velocity ... See more keywords
Tiny velocity measurement using rotating petal-like mode of orbital angular momentum.
Sign Up to like & getrecommendations! Published in 2021 at "Optics letters"
DOI: 10.1364/ol.439841
Abstract: A novel, to the best of our knowledge, tiny velocity measurement system is proposed and demonstrated. This proposed system employs an interference structure in which the reference and measurement paths are filled by two light… read more here.
Keywords: velocity; petal like; velocity measurement; tiny velocity ... See more keywords
Velocity Measurement Improvement of Landing Radar Considering Irradiated Surface Using Neural Networks
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Aerospace Information Systems"
DOI: 10.2514/1.i010794
Abstract: In this study, a signal-processing method for the landing radar of a lunar lander is proposed using deep learning. To perform a precise landing, measurement of the relative velocity with respect to... read more here.
Keywords: improvement landing; measurement improvement; velocity measurement; radar ... See more keywords
Using Orthogonal Combined Signals in Broadband ADCP for Improving Velocity Measurement
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse8060450
Abstract: Broadband Acoustic Doppler Current Profiler (BBADCP) is a widely used technology in velocity measurements. To adapt to the varied water environment and different measurement requirements, flexible tuning of transmitted signal parameters will improve the feasibility… read more here.
Keywords: velocity; velocity measurement; measurement; combined signals ... See more keywords
Free-Surface Velocity Measurement Using Direct Sensor Orientation-Based STIV
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13081167
Abstract: Particle image velocimetry (PIV) is a quantitative flow visualization technique, which greatly improves the ability to characterize various complex flows in laboratory and field environments. However, the deployment of reference objects or ground control points… read more here.
Keywords: surface velocity; velocity measurement; velocity; surface ... See more keywords