the class of operating mode models of air
(Forall (?Self ?Air-Involved) (<=> (And (= (Air-Involved ?Self) ?Air-Involved) (Air-Operating-Mode ?Self)) (And (Operating-Mode-Model ?Self) (Air ?Air-Involved)))) (Forall (?Self ?Time) (<=> (Active ?Time Air-Operating-Mode ?Self) (And (Air-Operating-Mode ?Self) (Active ?Time Operating-Mode-Model ?Self))))
(Forall (?Self ?Air-Involved) (<=> (And (= (Air-Involved ?Self) ?Air-Involved) (Air-Operating-Mode ?Self)) (And (Operating-Mode-Model ?Self) (Air ?Air-Involved)))) (Forall (?Self ?Time) (<=> (Active ?Time Air-Operating-Mode ?Self) (And (Air-Operating-Mode ?Self) (Active ?Time Operating-Mode-Model ?Self)))) (Participant-Function-Of Air-Involved Air-Operating-Mode) (Forall (?Self) (<=> (Control-Volume-Inlet-Stream-Thermodynamic-State ?Self) (And (Air-Operating-Mode ?Self) (Control-Volume-Op-Mode ?Self) (Substance-In (Cv-Involved ?Self) (Air-Involved ?Self))))) (Forall (?Self ?Time) (<=> (Active ?Time Control-Volume-Inlet-Stream-Thermodynamic-State ?Self) (And (Control-Volume-Inlet-Stream-Thermodynamic-State ?Self) (Active ?Time Air-Operating-Mode ?Self) (Active ?Time Control-Volume-Op-Mode ?Self)))) (Forall (?Self) (<=> (Control-Volume-Outlet-Stream-Thermodynamic-State ?Self) (And (Air-Operating-Mode ?Self) (Control-Volume-Op-Mode ?Self) (Substance-In (Cv-Involved ?Self) (Air-Involved ?Self))))) (Forall (?Self ?Time) (<=> (Active ?Time Control-Volume-Outlet-Stream-Thermodynamic-State ?Self) (And (Control-Volume-Outlet-Stream-Thermodynamic-State ?Self) (Active ?Time Air-Operating-Mode ?Self) (Active ?Time Control-Volume-Op-Mode ?Self))))