Results 21 to 30 of about 762 (178)

Comparative Performance of Thermoacoustic Heat Exchangers with Different Pore Geometries in Oscillatory Flow. Implementation of Experimental Techniques

open access: yesApplied Sciences, 2017
Heat exchangers (HXs) constitute key components of thermoacoustic devices and play an important role in determining the overall engine performance. In oscillatory flow conditions, however, standard heat transfer correlations for steady flows cannot be ...
Antonio Piccolo   +3 more
doaj   +1 more source

Physics-Based Statistical Learning in Thermoacoustics [PDF]

open access: yes, 2022
Thermoacoustic oscillations arise because of the interaction between acoustic waves inside a duct or a combustion chamber, and heat release rate oscillations at the flame or heater location.

core   +2 more sources

PC-TAS: A design environment for phase-change and classical thermoacoustic systems

open access: yesSoftwareX, 2022
Thermoacoustic technology is a novel approach for high-efficiency, low-cost and environmentally-friendly electricity production, cooling and other applications. In particular, phase-change thermoacoustic conversion is a more recent addition to this field,
Rui Yang   +4 more
doaj   +1 more source

Influence of Working Conditions on Parameters of Thermoacoustic Engine with Travelling Wave

open access: yesArchives of Acoustics, 2020
Thermoacoustic converters are devices for direct conversion of acoustic energy into thermal energy in the form of temperature difference, or vice versa – for converting thermal energy into an acoustic wave.
Andrzej Bogdan DOBRUCKI   +1 more
doaj   +1 more source

Mover guide in a linear electric generator with double-sided stationary stators

open access: yesThe Journal of Engineering, 2019
This study addresses double-sided stationary stators in a linear electric generator with similar operation to a linear oscillatory motion electric machine.
Pierre Kenfack   +2 more
doaj   +1 more source

Study of Standing-Wave Thermoacoustic Electricity Generators for Low-Power Applications

open access: yesApplied Sciences, 2018
This paper is concerned with the study of low-cost, low-power thermoacoustic electricity generators. Based on target electrical output power values of 50 and 100 W, three standing wave prototypes (of both one-stage and two-stage prototypes) integrating a
Antonio Piccolo
doaj   +1 more source

Acoustic field improvement through adjustable resonator to enhance the performance of thermoacoustic-Stirling engine

open access: yesEnergy Reports, 2022
In this study, the simulation and experiment of a thermoacoustic Stirling heat engine (TASHE) with a phase-adjuster are demonstrated. The phase-adjuster is used as a tool to tune the acoustic field of the TASHE in order to maintain the high performance ...
Isares Dhuchakallaya   +2 more
doaj   +1 more source

Thermoacoustics: a unifying perspective for some engines and refrigerators

open access: yes, 2017
This updated new edition provides an introduction to the field of thermoacoustics. All of the key aspects of the topic are introduced, with the goal of helping the reader to acquire both an intuitive understanding and the ability to design hardware ...
Swift, Gregory W, Gregory W. Swift
core   +1 more source

Thermoacoustic Modeling of Cryogenic Hydrogen

open access: yesEnergies
Future thermoacoustic cryocoolers employing hydrogen as a working fluid can reduce reliance on helium and improve hydrogen liquefaction processes. Traditional thermoacoustic modeling methods often assume ideal-gas thermophysical properties and neglect ...
Konstantin I. Matveev, Jacob W. Leachman
doaj   +1 more source

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