... = 4000–5000 for transition to fully turbulent flow encountered in pipe flows. The critical Reynolds number indicating the completion of transition approximately doubled as the pressure was increased from 0.6 MPa to 2.8 MPa. Experimental techniques Forced convection Nuclear heat transfer...

... transfer Nuclear heat transfer Porous media Radiative heat transfer Composite and porous materials are widely used at high temperatures as thermal insulators [ 1 ], thermal barrier coatings [ 2 ], or thermal ablative shields [ 3 ], where radiative transfer can considerably contribute...

..., nuclear engineering, and others, which have become well-known working fluids. Supercritical H 2 O ( P c = 22.06 MPa) is more used in nuclear heat transfer systems, while supercritical C O 2 ( P c = 7.38 MPa) is more commonly used in geothermal conversion cycles and heat...

... in polydisperse beds. Heat and mass transfer Nuclear heat transfer Porous media Radiative heat transfer Particle thermal radiation is an important process of heat transfer in high temperature gas-cooled reactors (HTGR), which is an advanced type nuclear reactor of inherent safety [ 1 – 3...

..., 2017; final manuscript received September 22, 2017; published online February 21, 2018. Assoc. Editor: Yuwen Zhang. 21 05 2017 22 09 2017 Evaporation Heat and mass transfer Nuclear heat transfer Thermal systems Two-phase flow Boiling Condensation Heat transfer Two...

... . Manuscript received August 19, 2016; final manuscript received October 18, 2017; published online January 30, 2018. Assoc. Editor: Alan McGaughey. 19 08 2016 18 10 2017 Conduction Heat and mass transfer Micro heat transfer Nuclear heat transfer Radiative heat transfer Thermal...

..., 2017; final manuscript received August 22, 2017; published online December 27, 2017. Assoc. Editor: Laurent Pilon. 03 04 2017 22 08 2017 Heat and mass transfer Nuclear heat transfer Radiative heat transfer The core of the high-temperature gas-cooled nuclear reactor (HTGR...

... candidate fluids for next-generation energy production and transport. Energy systems Experimental techniques Heat and mass transfer Natural convection Nuclear heat transfer Mixed convection 01 09 2016 03 08 2017 Contributed by the Heat Transfer Division of ASME...

... Conduction Heat pipes Natural convection Nuclear heat transfer Mixed convection In a nuclear reactor, an array of fuel rods made from zircaloy cladding tube containing stacked uranium dioxide (UO 2 ) pellets is the heat source for a thermodynamic cycle of energy conversion from heat...

... differences in a thermodynamic power cycle will lead to increased thermodynamic efficiency [ 2 ]. The high temperature helium can also be utilized for hydrogen production in another potential application [ 3 – 5 ]. Forced convection Natural convection Nuclear heat transfer Mixed convection...