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Thermal Elements
The Convective Heat Transfer block represents a heat transfer by convection between two bodies by means of fluid motion. The transfer is governed by the Newton law of cooling and is described with the following equation:
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where
| Q | Heat flow |
| k | Convection heat transfer coefficient |
| A | Surface area |
| TA,TB | Temperatures of the bodies |
Connections A and B are thermal conserving ports associated with the points between which the heat transfer by convection takes place. The block positive direction is from port A to port B. This means that the heat flow is positive if it flows from A to B.

Surface area of heat transfer. The default value is 0.0001 m^2.
Convection heat transfer coefficient. The default value is 20 W/m^2/K.
The block has the following ports:
![]() | Controlled Voltage Source | Current-Controlled Current Source | ![]() |

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