Expansion of the Severe Accident Code MELCOR by Coupling External Models

ISBN-13: 9783731506034 / Angielski / Miękka / 2017 / 135 str.

Philipp Dietrich

Opis

In this work the MELCOR-Code is coupled with the Phase-Change Effective Convectivity Model (PECM) using the developed universal coupling tool DINAMO to improve the prediction of molten core material in the lower head during a severe accident in a Nuclear Power Plan. The coupled system was tested by simulating different experiments performed in the LIVE-facility. The coupled simulation of an entire severe accident shows the necessity for more detailed models in integral codes.