the class of components which supply heat
the rate at which the component supplies heat
the rate at which the component supplies heat
(Quantity.Dimension (Heating-Rate ?Self) Power-Dimension) (Forall (?Self ?Time) (<=> (Active ?Time Heating-Component ?Self) (And (Heating-Component ?Self) (Active ?Time Thermal-Component ?Self))))
(Forall (?Self ?Time) (<=> (Active ?Time Heating-Component ?Self) (And (Heating-Component ?Self) (Active ?Time Thermal-Component ?Self)))) (Quantity-Function-Of Heating-Rate Heating-Component)