Results 41 to 50 of about 547 (159)

Simulation of Flow and Temperature Development in a Thermoacoustic Resonator

open access: yesInternational Journal of Technology, 2015
The fluid flow pattern in a thermoacoustic resonator is an important characteristic that affects the performance of the thermoacoustic refrigerator.
Kim Fa Liew, Normah Mohd-Ghazali
doaj   +1 more source

Heat management technology for solid‐state high voltage and high repetitive pulse generators: Towards better effects and reliability

open access: yesHigh Voltage, Volume 9, Issue 1, Page 2-21, February 2024.
Abstract Solid‐state high voltage high repetitive pulse generators have a broad prospect in various applications. The high power and high‐frequency operation of the pulse generator suffer from the massive heat dissipation problem, which limits the improvement of the output parameters and even affects the lifetime.
Yanan Wang   +7 more
wiley   +1 more source

Suppression of natural convection in a thermoacoustic pulse tube refrigerator [PDF]

open access: yes, 2013
The effects of gravity on the efficiency of thermoacoustic engines are investigated theoretically and experimentally, especially for thermoacoustic pulse tube refrigerators.
Liu, QS (reprint author), Chinese Acad Sci, Inst Mech, Key Lab Micrograv, Beijing 100190, Peoples R China.   +2 more
core  

LEADER (Leaf Element Accumulation from DEep Roots): A nondestructive phenotyping platform to estimate rooting depth in the field

open access: yesCrop Science, Volume 64, Issue 1, Page 333-353, January/February 2024.
Abstract Deeper rooted crops are an avenue to increase plant water and nitrogen uptake under limiting conditions and increase long‐term soil carbon storage. Measuring rooting depth, however, is challenging due to the destructive, laborious, or imprecise methods that are currently available.
Meredith T. Hanlon   +2 more
wiley   +1 more source

RETRACTED: Impact of stack length on performance of standing wave thermoacoustic refrigerator [PDF]

open access: yesE3S Web of Conferences
This proceeding volume has been retracted from the publication because we found some solid reasons to believe that it has infringed our integrity criteria and now presents a risk for our journal and scholarly science in general.
Tshowa Patrick Kaja   +2 more
doaj   +1 more source

Piezoelectrically Driven Thermoacoustic Refrigerator [PDF]

open access: yes, 2010
Thermoacoustic refrigeration is an emerging refrigeration technology which does not require any moving parts or harmful refrigerants in its operation. This technology uses acoustic waves to pump heat across a temperature gradient.
Chinn, Daniel George
core  

Implementing a bidirectional impulse turbine into a thermoacoustic refrigerator [PDF]

open access: yes, 2020
A thermoacoustic model is used to efficiently implement a bidirectional impulse turbine into a thermoacoustic refrigerator. Experiments are done for several gas types and mean pressures to identify its influence on the turbine efficiency.
De Blok, Kees   +5 more
core   +1 more source

Thermoacoustic Refrigeration System

open access: yes, 2018
Thermo acoustic is arecent phenomenon which is used to develop the engines and pumps. Thermo acoustic refrigeration is one such phenomenon that uses high intensity sound waves in a pressurized gas tube to pump heat from one place to other to produce refrigeration effect.
Miss.Kirti M. Deshmukh   +2 more
openaire   +1 more source

Thermoacoustic Refrigerator for Space Applications [PDF]

open access: yes, 1993
The article of record as published may be found at http://dx.doi.org/10.2514/3.466A new spacecraft cryocooler which uses resonant high-amplitude sound waves in inert gases to pump heat is described. The phasing of the thermoacoustic cycle is provided by
Hofler, Thomas J.   +2 more
core  

Thermoacoustic Refrigerator

open access: yes, 2023
In the Thermoacoustic Refrigerator Cal Poly Mechanical Engineering senior project, we designed, built, and tested a thermoacoustic refrigeration system which achieved an average temperature difference of 11.0°C.
Mccandless, Colleen Farrell   +3 more
core  

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