Advanced Modeling and Simulation in Engineering Sciences

Table 4 First six frequencies for uncracked and cracked single blade for rotational velocity \(=\) 2000 rad/s

From: Static fracture and modal analysis simulation of a gas turbine compressor blade and bladed disk system

Mode number	Uncracked	4 mm crack depth	8 mm crack depth	16 mm crack depth
1	637.9	636.5	630.1	622.0
2	1145.4	1143.8	1137.0	1124.4
3	1457.4	1432.2	1401.5	1365.8
4	2257.9	2251.6	2241.8	2250.2
5	2556.7	2439.2	2384.8	2335.3
6	3005.6	2971.4	2929.3	2955.9

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