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  2. Heat transfer coefficient - Wikipedia

    en.wikipedia.org/wiki/Heat_transfer_coefficient

    The overall heat transfer rate for combined modes is usually expressed in terms of an overall conductance or heat transfer coefficient, U. In that case, the heat transfer rate is: Ë™ = where (in SI units): Ë™: Heat transfer rate (W): Heat transfer coefficient (W/m²K): surface area where the heat transfer takes place (m²)

  3. Heat transfer vinyl - Wikipedia

    en.wikipedia.org/wiki/Heat_transfer_vinyl

    Heat transfer vinyl cannot be used for full-color pictures or anything with gradients. There are other applications for those options. Heat transfer vinyl can be used to create special effects with its glitter, flocked, holographic, glow-in-the-dark, and 3D puff options. The layering of these types of vinyl is dependent on the type of vinyl used.

  4. Heat transfer - Wikipedia

    en.wikipedia.org/wiki/Heat_transfer

    Heat transfer is a discipline of thermal engineering that concerns the generation, use, conversion, and exchange of thermal energy between physical systems. Heat transfer is classified into various mechanisms, such as thermal conduction, thermal convection, thermal radiation, and transfer of energy by phase changes.

  5. List of thermal conductivities - Wikipedia

    en.wikipedia.org/wiki/List_of_thermal_conductivities

    The thermal grease 860 is a silicone oil with a Zinc Oxide filler and 8616 and 8617 are synthetic oils with various fillers including Aluminum Oxide and Boron Nitride. At 25 °C the densities are 2.40, 2.69 and 1.96 g/mL for the greases 860, 8616 and 8617 respectively. Helium II: ≳100000 [88] in practice, phonon scattering at solid-liquid ...

  6. Rate of heat flow - Wikipedia

    en.wikipedia.org/wiki/Rate_of_heat_flow

    The rate of heat flow is the amount of heat that is transferred per unit of time in some material, usually measured in watts (joules per second). Heat is the flow of thermal energy driven by thermal non-equilibrium, so the term 'heat flow' is a redundancy (i.e. a pleonasm). Heat must not be confused with stored thermal energy, and moving a hot ...

  7. Thermal energy - Wikipedia

    en.wikipedia.org/wiki/Thermal_energy

    Internal energy: The energy contained within a body of matter or radiation, excluding the potential energy of the whole system, and excluding the kinetic energy of the system moving as a whole. Heat : Energy in transfer between a system and its surroundings by mechanisms other than thermodynamic work and transfer of matter.

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