Gas Turbine Blade Damper Optimization Methodology

Table 4

Relative strain at various locations in 1st flexure mode for zero damper load.

(a)

Sl number	1	2	3	4	5	6	7	8
Gauge number	1	2	3	4	1′	2′	3′	4′
Relative strain	1	0.64	0.36	—	0.5	0.42	0.34	0.38

(b)

Sl number	9	10	11	12	13	14	15	16
Gauge number	5′	1′′	2′′	3′′	4′′	I	II	III
Relative strain	—	0.65	0.61	0.36	—	0.15	0.26	0.2