Sentence examples for modal vibration testing from inspiring English sources

Pretest planning is crucial to successful modal vibration testing.

Recommendations are developed and presented regarding the most desirable test plate aspect ratio (length-to-thickness ratio) to use during the non-destructive measurement of elastic constants of thick composite plates by modal vibration testing.

Elastic constants are measured using quasi-static mechanical and modal vibration testing, yielding local and globally averaged properties, respectively.

Apart from microstructural studies and microhardness tests, a new approach to characterize the distribution of weld zone modulus using modal vibration tests on micron scale cantilever array specimens with a micro-scanning laser vibrometer and the corresponding finite element simulations has been developed.

The resonant frequencies of a highway bridge that were identified by curve-fitting the cross-correlation functions, using traffic excitation as the ambient vibration source, are compared to modal properties identified by standard forced vibration testing methods.

Results and geometric inputs were then used to develop an artificial neural network model that predicts the flexural rigidity of a bridge based on the measured modal frequencies derived from vibration testing.

As part of this investigation, extensive modal tests and vibration tests were carried out on the momentum wheel bracket assembly with wheels in stationary and rotating conditions.

There are mainly two approaches to crack detection through vibration testing; open crack model with emphasis on changes in modal parameters and secondly, the breathing crack model focusing on nonlinear response characteristics.

The test data were analyzed using a time-frequency joint analysis technique, and next, the key vibration characteristic parameters of structure in a thermal-vibration coupled environment up to 1200 °C (e.g., the modal frequency and modal vibration shape) were experimentally obtained.

The DyRT simulation process employs precomputed modal vibration models excited by rigid body motions.

Independent and coupled modal controllers are designed based on the pole placement method and modal vibration control experiments are performed.