FIG. 95 shows the particular case where the internal-combustion rotary engine being cooled is Wankel engine 884 having a stator containing two separate and distinct sets of coolant passages forming two component NP evaporators designated by the symbols 1A, and 1B, having respectively refrigerant inlets 2A, and 2B, and refrigerant outlets 3A, and 3B. Component NP evaporators 1A and 1B are a part of