Reversibile heat pump?

for my thesis work, I should create a reversible heat pump with sinscape, how can I reverse the refrigerant cycle and make the exchanger at the user a condenser or evaporator

Answer 1

[Kai]

One place I will recommend searching is MathWorks Help Center, there are some examples that may relate to your question, such as: Residential Air Source Heat Pump and Refrigeration Cycle

Answer 2

[ROBERTO]

I've created a 4 ways valve using four 'Orifice (2P) valve' to make the reversion of the refrigeration cycle possible, as it happens in the reality, and it seems to work...