Rob
Forum Moderator

Leave the depth alone, it's a metre to make the maths easier. Just ensure you're adding the correct amount of temperature and energy. 

Can you access   /knowledge/forums/topic/in-fluent-how-can-we-reduce-the-time-for-an-unsteady-simulation-of-a-conjugate-heat-transfer-cht-simulation-is-there-any-way-to-give-different-time-steps-for-fluid-and-solid-in-a-single-simulation/  without logging in?Â