the three-input, one-output control volume
(Forall (?Self ?Time)
(<=> (Active ?Time 3-1-Control-Volume ?Self)
(And (3-1-Control-Volume ?Self)
(Active ?Time 3-Input-Control-Volume ?Self)
(Active ?Time 1-Output-Control-Volume ?Self))))
(Forall (?Self ?Time)
(<=> (Active ?Time 3-1-Control-Volume ?Self)
(And (3-1-Control-Volume ?Self)
(Active ?Time 3-Input-Control-Volume ?Self)
(Active ?Time 1-Output-Control-Volume ?Self))))
(Inherited-Facet-Value Slot-Value-Type
3-1-Open-Feedwater-Heater-System
Fwt-Htr-Cv
3-1-Control-Volume)
(=> (3-1-Open-Feedwater-Heater-System ?Self)
(And (Value-Cardinality ?Self Fwt-Htr 1)
(Value-Type ?Self Fwt-Htr 3-1-Open-Feedwater-Heater)
(Value-Cardinality ?Self Fwt-Htr 1)
(Value-Cardinality ?Self Fwt-Htr-Cv 1)
(Value-Type ?Self Fwt-Htr-Cv 3-1-Control-Volume)
(Value-Cardinality ?Self Fwt-Htr-Cv 1)
(Value-Cardinality ?Self Mxng-Prcs 1)
(Value-Type ?Self Mxng-Prcs Steady-Flow-Adiabatic-Mixing)
(Value-Cardinality ?Self Mxng-Prcs 1)
(Cv-Component (Fwt-Htr-Cv ?Self) (Fwt-Htr ?Self))
(Component-Cv (Fwt-Htr ?Self) (Fwt-Htr-Cv ?Self))
(Process-Cv (Mxng-Prcs ?Self) (Fwt-Htr-Cv ?Self))))
(=> (Fwt-Htr-Cv $X $Y) (3-1-Control-Volume $Y))