Articles with "acoustic frequency" as a keyword



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Acoustic frequency and optimum sonochemical production at single and multi-bubble scales: A modeling answer to the scaling dilemma

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Published in 2020 at "Ultrasonics Sonochemistry"

DOI: 10.1016/j.ultsonch.2020.105341

Abstract: Highlights • Sonochemical production (SP) is modeled and simulated at bubble and reactor scales.• Monotonous variation of SP versus frequency is observed at single bubble scale.• Absolute optimum is observed at 200 kHz at reactor… read more here.

Keywords: sonochemical production; production; optimum sonochemical; frequency optimum ... See more keywords
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Vibration and acoustic frequency spectra for industrial process modeling using selective fusion multi-condition samples and multi-source features

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Published in 2018 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2017.06.008

Abstract: Abstract Frequency spectral data of mechanical vibration and acoustic signals relate to difficult-to-measure production quality and quantity parameters of complex industrial processes. A selective ensemble (SEN) algorithm can be used to build a soft sensor… read more here.

Keywords: multi condition; process; vibration acoustic; fusion ... See more keywords
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Acoustic frequency combs using gas bubble cluster oscillations in liquids: a proof of concept

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-020-79567-6

Abstract: We propose a new approach to the generation of acoustic frequency combs (AFC)—signals with spectra containing equidistant coherent peaks. AFCs are essential for a number of sensing and measurement applications, where the established technology of… read more here.

Keywords: bubble cluster; frequency; frequency combs; gas bubble ... See more keywords
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High Temporal Resolution Pyrometry and Velocimetry Based on Acoustic Frequency Division Multiplexing

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Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2022.3141169

Abstract: Real-time and accurate flue gas temperature and velocity measurement is crucial for the safety, efficiency, and low emission of a power plant operation. This article describes a new technique for measuring flue gas temperature and… read more here.

Keywords: temporal resolution; division multiplexing; based acoustic; frequency ... See more keywords