Nozzles

Properties:

Control volume = nozzle

Mass Conservation:

• Hot products in ${\dot{m}}_{in}$
• Cooler products out ${\dot{m}}_{out}$

Energy Conservation:

• No work done $w=0$
• Ideally, no heat loss $q=0$

Second Law of Thermodynamics:

• Adiabatic
• Reversible

Example:

No work done: