Analysis of Dynamic Response and Fatigue Life of Masonry Pagoda under the Influence of Train Vibration

Table 4

Comparison of test results and calculated results of autopower frequency of Liangxiang Pagoda.

Test results
Direction		The 1^st order		The 2^nd order		The 3^rd order
East-west direction		1		3.25		6
South-north direction		1		3.25		5.875
Calculated results
Direction	Operating mode	Calculated value	Deviation	Calculated value	Deviation	Calculated value	Deviation
East-west direction	1	0.95	−0.05	3.63	0.38	7.40	1.40
	2	0.89	−0.11	3.40	0.15	6.92	0.92
	3	0.90	−0.10	3.46	0.21	7.15	1.15
	4	0.92	−0.08	3.29	0.04	6.66	0.66
	5	0.93	−0.07	3.26	0.01	6.55	0.55
South-north direction	1	0.95	−0.05	3.61	0.36	7.37	1.495
	2	0.89	−0.11	3.38	0.13	6.89	1.015
	3	0.90	−0.10	3.44	0.19	7.11	1.235
	4	0.93	−0.07	3.27	0.02	6.62	0.745
	5	0.93	−0.07	3.24	−0.01	6.52	0.645