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staadpro-srss method

 
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davnina
SEFI Member
SEFI Member


Joined: 30 Nov 2011
Posts: 2

PostPosted: Thu Dec 01, 2011 12:13 am    Post subject: staadpro-srss method Reply with quote

dear members

last post was in the wrong forum and hope to get an answer here.

It is a wind turbine tower with a mass at the top. Due to the eccentricity of gravity of the rotor and hub mas at the top, it has a moment.
do i need to take into account the eccenticity for seismic load in staad?

LOAD 3 SPECTRUM IN X-DIRECTION
SELFWEIGHT X 1.0
SELFWEIGHT Y 1.0
SELFWEIGHT Z 1.0
JOINT LOAD
20 FX 500 MZ 800?
20 FY 500 MZ 800?
20 FZ 500 MZ 800?
SPECTRUM SRSS X 1 ACC DAMP 0.05 LIN SAVE
0 0.2; .....

regards



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