EXTENDING THE LOGARITHMIC DECREMENT METHOD TO ANALYSE TWO DEGREE OF FREEDOM TRANSIENT RESPONSES

✍ Scribed by J.E. Cooper

• Book ID: 102615661
• Publisher: Elsevier Science
• Year: 1996
• Tongue: English
• Weight: 119 KB
• Volume: 10
• Category: Article
• ISSN: 0888-3270
• DOI: 10.1006/mssp.1996.0034

✦ Synopsis

The classical logarithmic decrement method is extended to estimate modal parameters from the transient response of a lightly damped system with two close modes. The new approach is graphical and can be implemented without the use of a computer. An example of the use of the method is given.