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박수용(Park S.Y.),정의국(Jung E.G.),부준홍(Boo J.H.),강환국(Kang H.K.),유정현(Yoo J.H.),박상훈(Park S.H.) 대한기계학회 2004 대한기계학회 춘추학술대회 Vol.2004 No.11
High-temperature cylindrical stainless steel/sodium heat pipe was manufactured and tested under long-term operation. The container material was stainless steel 316L and the working fluid was sodium. The heat pipe was 25.4 mm in diameter and 1000 mm in length with a two-layer screen mesh wick. The evaporator part was 600 mm and the condenser part was 300 mm in length. Total measurement points on heat pipe were 15 points and 12 points were located in condenser part. The heat pipe was heated for 142 days(3400 hours) at 800℃ In the test period, the maximum temperature difference was increased from 18℃ to 28℃ and the maximum thermal resistance was as low as 0.01 5℃ V.