# Ranque-Hilsch vortex tube { "id": "T13640", "title": "Ranque-Hilsch vortex tube", "url": "/topics/T13640", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "openalex", "revision": "34bb08dfce880533", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "38359797241905777", "address_version": "morton4x16-v1", "coordinates": [ 3, 22, 2210, 13640 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } This cluster of papers focuses on the thermal separation phenomenon and energy efficiency in vortex tubes, particularly the Ranque-Hilsch effect. It includes experimental investigations, CFD analysis, and optimization studies related to nozzle design and exergy analysis. The research also explores the application of vortex tubes in energy efficiency and heat transfer processes. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://openalex.org/T13640 No owner-reviewed local answer yet.