Results 11 to 20 of about 132 (124)

The reasonableness and feasibility of replacing standing wave vibration with air piston mode vibration in thermoacoustic refrigerator [PDF]

open access: yesHeliyon
On the basis of analyzing the longitudinal forced vibration of the gas column in the resonator of a half-wavelength standing wave thermoacoustic refrigerator, the idea of replacing the standing wave vibration with the first-order piston mode vibration of
Jianxin Wang, Xiangbin Liu
doaj   +2 more sources

Practical Applications of Self‐Healing Polymers Beyond Mechanical and Electrical Recovery [PDF]

open access: yesAdvanced Science, Volume 11, Issue 16, April 24, 2024.
Most studies primarily focus on the mechanical protection of objects based on the self‐recovery of wounds. However, this is the tip of the iceberg for self‐healing materials. Several researchers are beginning to explore and develop novel applications.
Semin Kim   +4 more
wiley   +2 more sources

Study on heat transfer law of moving temperature variable gas in thermoacoustic plate stack [PDF]

open access: yesScientific Reports
Taking gas and the heat transfer process between gas and plate as the research object, the mathematical model of heat transfer in one working cycle by moving variable temperature air mass under the action of sound field is established, which provides a ...
Jianxin Wang, Xiangbin Liu
doaj   +2 more sources

Analysis of forming mechanism and influencing factors of thermoacoustic plate end temperature difference [PDF]

open access: yesScientific Reports
In order to explore the formation mechanism and influencing factors of the temperature difference between two ends of the plate stack, an expression of the temperature change of the stack with time was established based on the two-dimensional heat ...
Jianxin Wang, Xiangbin Liu, Nan Meng
doaj   +2 more sources

Numerical investigation of porous stack for a solar-powered thermoacoustic refrigerator

open access: yesAdvances in Mechanical Engineering, 2020
This article proposes a numerical analysis for performance improvement of the stack, which represents a crucial element on the solar-powered thermoacoustic refrigerator.
Oumayma Miled   +2 more
doaj   +1 more source

Experimental Investigation on the Thermoacoustic Effect in Easily Accessible Porous Materials

open access: yesEnergies, 2020
Thermoacoustic devices are the systems which use acoustic power to transport heat through a stack in a resonance tube. The stack is one of the most important parts of the thermoacoustic systems.
Jakub Kajurek, Artur Rusowicz
doaj   +1 more source

Thermoacoustic Refrigerator for High Temperature Gradient

open access: yesMATEC Web of Conferences, 2018
Leakage of HFCs, thermal shocks to sensitive devices, moving mechanical components which in turn require more maintenance, are some of the cons of a conventional vapor compression system .The newest field in refrigeration overcoming such flaws is ...
Mishra Abhishek   +3 more
doaj   +2 more sources

Numerical analysis of a standing-wave thermoacoustic refrigerator by one-dimensional simulation

open access: yesNihon Kikai Gakkai ronbunshu, 2018
In this paper, a numerical simulation for a standing-wave thermoacoustic refrigerator using the equations of conservation law are proposed. In this simulation, the gas flow in the thermoacoustic refrigerator is expressed by the quasi one-dimensional ...
Rin IRIE   +4 more
doaj   +1 more source

Freeze desalination via thermoacoustic cooling: System analysis and cost overview

open access: yesEnergy Nexus, 2023
Clean, drinkable water is essential for human health and well-being. However, access to clean water is becoming a global problem due to climate change and over exploitation of natural water resources. Desalination is widely accepted as a solution to meet
Ussama Ali   +3 more
doaj   +1 more source

A compact standing-wave thermoacoustic refrigerator driven by a rotary drive mechanism

open access: yesCase Studies in Thermal Engineering, 2020
The design, the manufacture and the testing of a novel refrigeration system that is based on the thermoacoustic energy-conversion technology is reported.
Ahmed I. Abd El-Rahman   +5 more
doaj   +1 more source

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