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  2. Thermal wheel - Wikipedia

    en.wikipedia.org/wiki/Thermal_Wheel

    The system operates by working as a thermal storage mass whereby the heat from the air is temporarily stored within the wheel matrix until it is transferred to the cooler air stream. [1] Two types of rotary thermal wheels exist: heat wheels and enthalpy wheels. Though there is a geometrical similarity between heat and enthalpy wheels, there are ...

  3. Heat recovery ventilation - Wikipedia

    en.wikipedia.org/wiki/Heat_recovery_ventilation

    The system operates by working as a thermal storage mass whereby the heat from the air is temporarily stored within the wheel matrix until it is transferred to the cooler air stream. [7] Two types of rotary thermal wheels exist: heat wheels and enthalpy wheels. Though there is a geometrical similarity between heat and enthalpy wheels, there are ...

  4. Dedicated outdoor air system - Wikipedia

    en.wikipedia.org/wiki/Dedicated_outdoor_air_system

    DOAS air handling unit with heat recovery wheel and passive dehumidification. A dedicated outdoor air system (DOAS) is a type of heating, ventilation and air-conditioning system that consists of two parallel systems: a dedicated system for delivering outdoor air ventilation that handles both the latent and sensible loads of conditioning the ventilation air, and a parallel system to handle the ...

  5. Heat transfer - Wikipedia

    en.wikipedia.org/wiki/Heat_transfer

    The process of heat transfer from one place to another place without the movement of particles is called conduction, such as when placing a hand on a cold glass of water—heat is conducted from the warm skin to the cold glass, but if the hand is held a few inches from the glass, little conduction would occur since air is a poor conductor of heat.

  6. Waste heat recovery unit - Wikipedia

    en.wikipedia.org/wiki/Waste_heat_recovery_unit

    The heat wheel is an example which operates on the same principle as a solar air conditioning unit. Regenerators: This is an industrial unit that reuses the same stream after processing. In this type of heat recovery, the heat is regenerated and reused in the process. Heat pipe exchanger: Heat pipes are one of the best thermal conductors. They ...

  7. Thermodynamic databases for pure substances - Wikipedia

    en.wikipedia.org/wiki/Thermodynamic_databases...

    C p is therefore the slope of a plot of temperature vs. isobaric heat content (or the derivative of a temperature/heat content equation). The SI units for heat capacity are J/(mol·K). Molar heat content of four substances in their designated states above 298.15 K and at 1 atm pressure. CaO(c) and Rh(c) are in their normal standard state of ...

  8. UPS driver suffering from heat exhaustion 'passed out,' got ...

    www.aol.com/ups-driver-suffering-heat-exhaustion...

    The UPS driver's union, Teamsters Local 767, said a Texas UPS driver suffered from "heat related symptoms," and passed out behind the wheel.

  9. Thermodynamic system - Wikipedia

    en.wikipedia.org/wiki/Thermodynamic_system

    In a closed system, no mass may be transferred in or out of the system boundaries. The system always contains the same amount of matter, but (sensible) heat and (boundary) work can be exchanged across the boundary of the system. Whether a system can exchange heat, work, or both is dependent on the property of its boundary.