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Time history analysis of frame structure subjected to blasting seismic waves

Jang Shan-shan 1£¬Wang Wei 2£¬Chen Ji-cun 2£¬Yang Ya-kun 3

£¨1.Dong Lu£¬ Shandong Institute of Architectural Design Co.£¬ Ltd. Weihai Shandong 264200£»

2.Architectural Design Co.£¬ Ltd. Weihai Kai was Weihai Shandong 264200£»

3.Zhengzhou Coal Corporation Zhengzhou Henan 452477£© ¡¾Abstract¡¿With the rapid development of urban transport£¬ the vast blasting of subway and tunnel inevitable make damage to the structures above the ground£¬ notice that the effect of blasting vibration is not only related to the strength parameters of the ground surface vibration£¬ but also related to the frequency and the duration of the blasting vibration wave£¬ the effect of the blasting vibration is a dynamic process£¬ it should be researched as a dynamic response. Based on the above question£¬ a time-history numerical analysis of a frame structure subjected to blasting seismic excitation is set up through the ANSYS program. At last£¬ the obtained dynamic response is compared with its counterpart of EI seismic wave.

¡¾Key words¡¿City tunnel£»Blasting vibration£»ANSYS£»Frame structure£»Time-history analysis 1. Ç°ÑÔ

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