Blar i HVL Open på forfatter "Frette, Øyvind"
-
Eco-friendly Egyptian blue (CaCuSi<inf>4</inf>O<inf>10</inf>) dye for luminescent solar concentrator applications
Rajaramanan, Tharmakularasa; Keykhaei, Mansoureh; Gourji, Fatemeh Heidari; Ravirajan, Punniamoorthy; Senthilnanthanan, Meena; Frette, Øyvind; Velauthapillai, Dhayalan (Peer reviewed; Journal article, 2023)This study focuses on synthesizing the heavy metal-free ancient Egyptian blue (EB; CaCuSi4O10) dye using a facile ceramic method for luminescent solar concentrator (LSC) application. XRD, SEM and EDX results confirmed that ... -
Influence of Acetone and Sodium Chloride Additives on Cooling Efficiency of Water Droplets Impinging onto Hot Metal Surfaces
Bjørge, Joachim Søreng; Bjørkheim, Svein Arne; Log, Maria-Monika Metallinou; Log, Torgrim; Frette, Øyvind (Journal article; Peer reviewed, 2019)In the present work, the cooling efficiency of water droplets falling onto hot aluminum and stainless steel discs from heights of 12.5 cm, 25 cm, 50 cm and 100 cm, corresponding to speeds of 1.5 m/s, 2.2 m/s, 3.1 m/s and ... -
Method for measuring cooling efficiency ofwater droplets impinging onto hot metal discs
Bjørge, Joachim Søreng; Metallinou, Maria-Monika; Log, Torgrim; Frette, Øyvind (Journal article; Peer reviewed, 2018)The present work outlines a method for measuring the cooling efficiency of droplets impinging onto hot metal discs in the temperature range of 85 °C to 400 °C, i.e., covering the boiling regimes experienced when applying ...