Temperature visualization and investigation inside evaporator of pulsating heat pipe using temperature-sensitive paint

• Published in: Applied thermal engineering Vol. 155; pp. 575 - 583
• Main Authors: Ishii, Keiko, Fumoto, Koji
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 05.06.2019; Elsevier BV
• Subjects: Accuracy; Ambient temperature; CMOS; Evaporators; Frequency analysis; Heat pipes; Light emitting diodes; Luminescence; Luminous intensity; Measurement; Oscillating flow; Pulsating heat pipe; Qualitative analysis; Temperature; Temperature distribution; Temperature measurement; Temperature-sensitive paint; Temperature-sensitive paints; Visualization; Working fluids; Measurement; Visualization; Temperature-sensitive paint; Pulsating heat pipe; Luminescence

•Temperature distributions inside a pulsating heat pipe were measured using temperature-sensitive paint (TSP).•Wall and fluid temperatures were measured in the evaporator.•Temperature distribution correlated to internal fluid movement in oscillatory flow.•Temperature distribution became stable when...