Lecture37_Heat_pump_systems

Lecture37_Heat_pump_systems - 1 Professor Euiwon Bae...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1 Professor: Euiwon Bae Lecture Hours : MWF 1:30-2:20 in ME1130 Office Hours : MWF 2:30-3:30 in ME1091 Email : [email protected] Phone : 765-494-6849 Course website : http://engineering.purdue.edu/ME200 ME200 : Thermodynamics I Lecture 37 : Heat Pump systems 2 Outline Heat pump system Examples 3 Heat pump system While refrigeration cycle’s aim is to maintain cold space, Heat pump Is to maintain the warm space. Expansion valve Condenser Compressor Evaporator ? ? ¢ ? 2 1 3 4 T H T L 4 Carnot Heat pump system Turbine Condenser Compressor Evaporator ? ? ¢ ? ¢ ? 2 1 3 4 T H T L Now we are interested in T H and Q out T s T H T C 2 1 3 4 a b 5 Carnot Heat pump system T s T H T C 2 1 3 4 a b ?¡ = ? ?¢£ / ¤ ¥ / − ¤ £ ¦/ = § (¨ ¡ − ¨ © ) (§ −§ ¥ )(¨ ¡ − ¨ © ) = When ambient T is low (T C ) COP decreases 6 Vapor compression heat pumps Expansion valve Condenser Compressor Evaporator ?...
View Full Document

{[ snackBarMessage ]}

Page1 / 16

Lecture37_Heat_pump_systems - 1 Professor Euiwon Bae...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online