Seismic capability ( Seismic capability ( Gas turbine Gas turbine -- generator set generator set structure) structure)

Solution scheme

Alfa-Tranzit Co. Ltd.(495)232-60-91

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Gas turbine - generator set structure modeling

Seismic Seismic capability (Gas producer+ power turbine)capability (Gas producer+ power turbine)

Controlled nodes

Alfa-Tranzit Co. Ltd.(495)232-60-91

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Seismic excitation and response

Seismic Seismic capability (reducer and generator)capability (reducer and generator)

Frequency, Hz 0.1 0.25 2.5 9.0 30.0 39.0 39.54

Acceleration,

m/sec2

0.7 4.2 30.0 25.0 10.0 10.0 10.0

Excitation

Seismic Response spectrum

Alfa-Tranzit Co. Ltd.(495)232-60-91

www.alfatran.com

Controlled nodes

Response

Spectrum of seismic excitation