Abaqus Volume II: I–Z Instrukcja Użytkownika Pobierz pdf (Strona 454)

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SPECTRUM

Date lines to deﬁne a spectrum:

First line:

1. Magnitude of the spectrum.

2. Frequency, in cycles per time, at which this magnitude is used.

3. Associated dam ping, given as ratio of critical dam ping.

Repeat this data line as often as necessary to deﬁne the spectrum at all frequencies at each damping

value.

18.28–2

ABAQUS Version 6.1 Module:

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