1982•TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series BOpen access

Measurement of Thermophysical Properties of Solids by Arbitrary Heating : 3rd Report, Measurement of Thermal Diffusivity and Thermal Conductivity of Cylindrical or Hollow Cylindrical Specimen

Yoshihiro Iida, Haruhiko SHIGETA, Hisao Akimoto

Abstract

円柱状または中空円柱状試料の温度伝導率と熱伝導率を測定するラプラス変換法の一般的原理を明らかにすると共に,実用的に有用ないくつかの測定体系を示した.円柱状試料の温度伝導率を得るには,半径方向2箇所の測温でよい.またこの場合を参考例として実験誤差について検討を行った.温度伝導率の実測例としてステンレス鋼について,同時測定の例としてアルミナ粉末,凝固塩について実験を行い,方法として実証した.

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Key concepts: Thermal diffusivity, Thermal conductivity, Thermal conductivity measurement, Materials science, Thermal, Composite material, Thermal effusivity, Thermodynamics