The vehicular air conditioning apparatus according to the present invention has a means of calculating transient points of a model response of the room temperature from a staring point to an end point. The air conditioning apparatus conducts a control that...

A section (10) of an air-guiding channel has sectional air channels (12,14,16). A first sectional air channel (12) ends in an opening through which external air (A) is sucked in and fed into a central air channel (16). A second sectional air channel (14) e...