Реферат: Tupolev 154M noise asesment (Анализ шумовых характеристик самолёта Ту-154М)

· Lining depth 2.5 cm;

· Cell length 2 cm..

For the second harmonic, parameters will be the following:

· Distance between linings 4.5 cm;

· Lining length 5 cm;

· Lining depth 2.5 cm;

· Cell length 0.4 cm.

Figure 7.4 shows the placement of the lining in engine nacelle.

Figure 7.4 Lining placement in the nacelle.