The Effective Convectivity Model for Simulation of Molten Metal Layer Heat Transfer in a Boiling Water Reactor Lower Head

<table>Transient crust thickness and heat flux to the CRGT section submerged in the metal layer.</table>

Science and Technology of Nuclear Installations

Figure 21: The Effective Convectivity Model for Simulation of Molten Metal Layer Heat Transfer in a Boiling Water Reactor Lower Head 