Chap 2 - Energy Transfer (Thermo)

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Closed System:

• Energy flow

• Heat Flow

• Mass flow

• Volume flow

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Open system:

• Mass flow

• Energy flow

• Heat flow

• Volume flow

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Adiabatic process is defined as:

• Q = 0

• Isothermal process

• Delta T = 0

• Insulated system

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Example/s of Adiabatic process:

• Thermos

• Flask

• Jacketed flask

• Condenser

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Heat mechanism via the followings:

• Forced Convection

• Natural Convection

• Conduction

• Radiation

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Example of convection:

• Hot system in the oven

• Refrigeration system

• Boiling in kettle

• Vapor Liquid Equilibrium

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What are true about path function:

• Depending on the condition

• Depending in the process's route

• Can be determined under the area of the curve

• Work is obtained by adding the differential amounts of work

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What is/are true about shaft work

• F = T/r

• The force acts via distance

• The force acts via number of rotation

• Depends on Hooke's law

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Boundary work is equivalent to:

• Closed system

• Work of piston in a chamber

• Batch reactor

• Continuous flow reactor

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What is trus about Isobaric

• Constant pressure

• Constant temperature

• Constant Volume

• Area of square/rectangle under the curve in P-V diagram