In the experimental test a wood classroom desk, equipped with
two personalized ventilation systems (see Fig. 1), is analyzed. The
classroom desk, with double occupation capacity, is used by
a student, located in the right side seat. Each personalized ventilation
system is equipped with one air terminal device located
above the desk writing area, in front to the trunk area (incident in
the trunk area), and other located below the desk writing area, in
front to the legs area (incident in the knees area). Each air terminal
device, made in plastic material, had a circular exit area around of
48 cm2
. The ducts system attached to the classroom desk and the
airflow directions are also present in detail in F