川崎3.5m低速風胴について

抄録

This paper presents a description of the new Kawasaki 3.5m low speed wind tunnel in Aircraft Division, Kawasaki Heavy Industries, Ltd. The wind tunnel has two way uses, 3.5m octagonal closed type test section and 2.5m octagonal open type test section. The maximum wind velocity is 35m/s in the former use and 65m/s in the latter, respectively. The conditions of the airflow is satisfactory. The uniformity of the velocity distribution has been ascertained to be within 2.0% in closed and 0.5% in open type, respectively. It is equipped with apparatuses such as pyramidal type six-component external balance, measured data processing systems, etc.