https://peertube.dngr.us/videos/watch/df4856e4-2986-46a5-877a-8a591e151e3a In this video we explore another facet of thermoacoustics: heat pumps and refrigeration. Check out my sponsor MEL Science and use the promo code "nighthawk" for 25% off the first month: http://bit.ly/MELScienceNHiL Resources for further study: Blade Attila's excellent thermoacoustic/heat engine page: https://www.youtube.com/user/bladeattila Part 1 of my thermoacoustic series: https://youtu.be/abswNCqnMRQ In depth paper on the function of a basic thermoacoustic refrigerator: https://www.researchgate.net/publication/254810534_Loudspeaker-driven_thermo-acoustic_refrigeration Here's a paper done on a modified NASA heat pump: https://asa.scitation.org/doi/10.1121/1.428635 This page has a nice animation comparing sound wave particle movement vs. pressure: https://www.physicslens.com/pressure-variation-in-stationary-sound-waves/ A special thanks to my top Patrons: LVE, Enzo Breda Lee, Jon Hartmann, TheBackyardScientist & Eugene Pakhomov! If you enjoy these videos please consider supporting my efforts to continually improve them: https://www.patreon.com/NightHawkProjects Thanks for watching! -Ben Sat, 13 Jun 2026 13:19:16 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us https://peertube.dngr.us/lazy-static/avatars/41a6fee9-7f57-42d0-a5fc-5db4f1af2e31.png https://peertube.dngr.us/videos/watch/df4856e4-2986-46a5-877a-8a591e151e3a All rights reserved, unless otherwise specified in the terms specified at https://peertube.dngr.us/about and potential licenses granted by each content's rightholder.