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作者:Juan Wang , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2020, Vol.2020
摘要:Step-stress accelerating life test (SSALT), aiming to predict the failure behavior under use condition by the data collected from elevated test setting, is implemented to specimen with time-varying stress levels. Typical testing protocols in SSALT, such as subsampling, canno...
作者:... Xiaojian Cao , Shaoyong Chen , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:From the theory of damage mechanics, based on the Hoek-Brown strength criterion and Weibull distribution law of rock microelement strength, a statistical constitutive model of rock thermal damage is established by using equivalent strain hypothesis, and the theoretical model is m...
作者:Shuai Yang , Jun Lu , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2018, Vol.2018
摘要:With seismic exploration advancing to the deep Earth, the seismic response of fractured strata has currently become a hot research topic. However, characteristics of the amplitude variation with angle (AVA) of saturated fractured shale still remain unclear. Furthermore, the ...
作者:Yang Zhong , Qian Xu , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2017, Vol.2017
摘要:The bending solutions of rectangular thick plate with all edges clamped and supported were investigated in this study. The basic governing equations used for analysis are based on Mindlin’s higher-order shear deformation plate theory. Using a new function, the three coupled ...
作者:... Yonggang Sun , Qingna Ma , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2018, Vol.2018
摘要:The hydroelastic response of a very large floating structure in regular waves suffering an external moving point load is considered. The linearized velocity potential theory is adopted to describe the fluid flow. To take into account the coupled effects of the structure deformati...
作者:... Zlatan Car , Marko Čanađija , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:Graphene sheets are the basis of nanoelectromechanical (NEMS) mass resonators that are in recent years experimentally used for detection of specific gas molecules in air. The aim of this paper is to theoretically investigate the possibility of application of graphene sheets ...
作者:... Yi-Min Zhang , Wen-Zhou Feng , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:To analyze the vibration characteristics of mechanical systems from the aspect of vibration transfer, two types of models for vibration transfer path systems were designed, which comprised three subsystems: excitation sources, transfer paths, and receivers. One type of model repr...
作者:... Nina Su , Qing Dong , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2018, Vol.2018
摘要:The structural vibration of the main beam of a crane causes fatigue damage and discomfort to the driver. The swing of the payload has an effect on positioning precision, especially for a ladle crane, and this directly affects production safety. To study the influence of syst...
作者:... Weiping Wang , Manman Yuan , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2019, Vol.2019
摘要:This paper is concerned with the security state estimation and event-triggered control of cyber-physical systems (CPSs) under malicious attack. Aiming at this problem, a finite-time observer is designed to estimate the state of the system successfully. Then, according to the stat...
作者:... Honghua Dai , Tao Chen , Xiao-Qiao He
来源:[J].Mathematical Problems in Engineering(IF 1.383), 2017, Vol.2017
摘要:A simply supported plate fluttering in hypersonic flow is investigated considering both the airflow and structural nonlinearities. Third-order piston theory is used for nonlinear aerodynamic loading, and von Karman plate theory is used for modeling the nonlinear strain-displaceme...

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