Summary

DescriptionHeatpump.svg	English: Diagram of a phase change heat pump. Note that the arrows in the diagram are meant to indicate the flow of air and coolant; they do not correspond to heat flow, which in the system depicted is (generally) from right to left. Deutsch: Schema einer Wärmepumpe mit Phasenwechsel.
Source	Own work
Author	Ilmari Karonen
SVG development InfoField	The SVG code is valid.  This diagram was created with Inkscape…importantCategory:SVG created with Inkscape:Important. Category:Valid SVG created with Inkscape:Diagrams#Heatpump.svg  This diagram uses embedded text/digits.

Legend

1. Condenser coil (hot side heat exchanger, gas cools and liquifies)
2. Metering Device (liquid expands and cools)
3. Evaporator coil (cold side heat exchanger, liquid vaporizes and heats up)
4. Compressor (gas is compressed and heats up)

Red = Gas at high pressure and very high temperature

Pink = Liquid at high pressure and high temperature

Blue = Liquid at low pressure and very low temperature

Light Blue = Gas at low pressure and low temperature

Licensing

I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.