To think, you must stop. You physically must stop talking! So when we are in talk mode, especially fast talk mode, we are in a zone that puts our thinking selves aside. To awaken the thinking brain, we must stop talking. Great thinkers know this, and will use lines like, Let me think about that for a second..
Definition of turbulent flow. : a fluid flow in which the velocity at a given point varies erratically in magnitude and direction â compare laminar flow.
1 Spiral Flow/Cross Flow: One fluid is in spiral flow and the other in a cross flow. 2  Spiral flow passages are welded at each side for this type of spiral heat exchanger. 3  This type of flow is suitable for handling low density gas, which passes through the cross flow, avoiding pressure loss.