2026-01-292026-01-29202010.24084/repqj18.4182-s2.0-85091803776https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/32353Electrical and Electronic EngineeringEnergy Engineering and Power TechnologyRenewable Energy, Sustainability and the EnvironmentAnalysis of thermal insulation of pre-insulated triple pipes-preliminary numerical testsresearch article