supported by the National Basic Research Program of China (2011CB013704);863 project (2008AA092701-5);the National Natural Science Foundation of China (50909088, 51010009, 51379196);the Program for New Century Excellent Talents in University (NCET-10-0762)
Modal strain energy based methods for damage detection have received much attention. However, most of published articles use numerical methods and some studies conduct modal tests with simple 1D or 2D structures to ve...
supported by the National Natural Science Foundation of China (Grant Nos. 51079134 and 51009124);the NSFC Major International Joint Research Project (Grant No. 51010009);the Program for Changjiang Scholars and Innovative Research Team in University (Grant No. PCSIRT 1086);the Natural Science Foundation of Shandong Province(Grant Nos. ZR2011EEQ022 and 2009ZRA05100);the Fundamental Research Funds for the Central Universities (Grant Nos. 27R1202008A and27R1002076A)
Modal identification involves estimating the modal parameters, such as modal frequencies, damping ratios, and mode shapes, of a structural system from measured data. Under the condition that noisy impulse response sig...
supported by the National Natural Science Foundation of China (50909088, 51010009);Science & Technology Development Project of Qingdao (09-1-3-18-jch);Program for New Century Excellent Talents in University (NCET-10-0762)
The present paper develops a new method for damage localization and severity estimation based on the employment of modal strain energy. This method is able to determine the damage locations and estimate their severiti...
supported by the National Natural Science Foundation of China (Grant No. 51079134);the NSFC Major International Joint Research Project (Grant No. 51010009)
The objective of model updating is to improve the accuracy of a dynamic model based on the correlation between the measured data and the analytical (finite element) model. In this paper, we intend to update the mass a...
supported bythe National Natural Science Foundation of China (Grant No.51010009)
Hurricanes Katrina and Rita resulted in the largest number of platforms destroyed and damaged in the history of Gulf of Mexico operations. With the trend of global warming, sea level rising and the frequency and inten...