The model was made for optimisation purposes, such that all
kinds of fluids can be included in the optimisation search. Also,
both sub- and supercritical evaporation pressure levels can be
included, and the process layouts available with the model include
ORCs with and without a preheater, recuperator and superheater
(in any combination). Fig. 1 is a sketch of the process model where
the optional components are indicated using dotted lines. Hence,
this ORC modelling methodology aims at finding the maximum
obtainable efficiency among a wide range of options.