Experimental Study on the Dynamic Rock-Breaking Performance of Pulsed Abrasive Jet Drilling Method by Yukun Du, Xiaohong Chen, Bo Zhao, Zhiyuan Huang, Meilian Wu, Diangang Bai, Guoliang Hao, Qingshi Meng, Zhenhua Mei, Xiaocheng Chen

“…A pulsed abrasive water jet drilling tool is designed, and its dynamic work principle is analyzed. The hydraulic structure is optimized; meanwhile, the rock-breaking experiments of this structure are carried out. …”
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Determination of Dynamic Stresses and Displacements under the Action of an Impact Load on a Two-Layer Structure during the Indentation Process by N. E. Babushkina, A. A. Lyapin

“…It is determined by indentation — pressing the tip of the tool into the surface. The advantages of dynamic indentation methods and the distribution of stress intensity on the surface and inside the sample are investigated. …”
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A Novel Clustering Method Based on Quasi-Consensus Motions of Dynamical Multiagent Systems by Ning Cai, Chen Diao, M. Junaid Khan

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MODELING METHOD OF DYNAMIC CHARACTERISTICS OF BOLTED CONNECTION BASED ON CONTACT BOUNDARY AND FRACTAL THEORY by LU ShiKun, HUA DengXin, LI Yan, LI PengYang, CUI FangYuan

“…Aiming at the problem of dynamic characteristic modeling of bolted connection structure considering the influence of roughness,a new model of bolted connection with rough surface joint surface replaced by spring damping model is established,which considers the influence of various factors such as bolt,gasket and rough joint surface on vibration characteristics. …”
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Dynamic Tuning Method for Wireless Charging System Based on the Magnetic Flux Controllable Inductor by LIUHao, LIZhenjie, TIANYuhong, SONGWenlong

“…Therefore , this paper proposes a dynamic tuning method of wireless charging system using flux controllable inductor , which has the characteristics of continuous adjustment , low power consumption and simple structure. …”
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Node-Based Steady-State and Dynamic Gas Grid Calculation Method With Electrical Analogies by Daniela Vorwerk, Detlef Schulz

“…For considering these two systems on a common level, this investigation proposes electric equivalents for gas grid components and defines them in the context of the “Extended Node Method”. Hence, it enhances this efficient node-based method, originally for power grids, to also be applied to gas networks. …”
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Dynamic Identification Method of Distribution Network Weak Links Considering Disaster Emergency Scheduling by Wenlu Ji, Lan Lan, Lu Shen, Dahang Shi, Chong Wang

“…Then, the line degrees and the line betweenness are calculated to obtain the structure indexes of the line, both of which are dynamically related to the power flow and the loads of the distribution network. …”
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A Control Method of Rock Burst for Dynamic Roadway Floor in Deep Mining Mine by Zhimin Xiao, Jun Liu, Shitan Gu, Mingqing Liu, Futian Zhao, Yue Wang, Chen Ou, Mengyang Zhen

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VECTOR BOND GRAPH METHOD FOR UNIFIED MODELING AND SIMULATION OF JAW CRUSHER SYSTEM DYNAMICS by WANG ZhongShuang, ZHOU QianBin, SHI YongZhen

“…Aiming at the problem of unified modeling and simulation of system dynamics of simple swing jaw crusher driven by electric motor, the corresponding vector bond graph method was proposed. …”
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Analysis of approaches to identification of trend in the structure of the time series by U. S. Mokhnatkina, D. V. Parfenov, D. A. Petrusevich

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Perspectives and experiences of parents of children with juvenile dermatomyositis: a semi-structured interview study by Amy Helen Kelly, Ayano Kelly, Davinder Singh-Grewal, Jeffrey Chaitow, Allison Jaure

“…This study aimed to describe the experiences of parents of children with JDM to inform person-centred care. Methods Semi-structured interviews (face-to-face, telephone) were conducted with parents of children with JDM from three centres in Australia. …”
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Multiwavelength Constraints on Dust Dynamics and Size Evolution in Protoplanetary Disk Rings. I. Method by Linhan Yang, Ya-Ping Li, Ruobing Dong, Kiyoaki Doi, Hauyu Baobab Liu, Pinghui Huang

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Time-history simulation of civil architecture earthquake disaster relief- based on the three-dimensional dynamic finite element method by Liu Bing, Qi Yaoguang, Du Jiyun

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Defense of hidden backdoor technology for Web by Liyue CHEN, Xin SUN, Tiansheng CHENG, Chunming WU, Shuangxi CHEN

“…Rootkit is a set of persistent and undetectable attack technologies,which can hide their attack behavior and backdoor trace by modifying software or kernel in operating system and changing execution path of instruction.Firstly,the basic definition and evolution of Rootkit were introduced,then the operating principle,current mainstream technology and detection methods of Rootkit were discussed.Then,through comparative experiments on performance and security,the application of mimic defense system was described for Web based on dynamic,heterogeneous,redundant structure under Trojan Horse attack.Experiments show that mimic defense system can effectively defend against Trojan Horse in tests in the premise of low overhead.At last,the opportunities and challenges of the DHR system were summarized.…”
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Identification Method of Dynamic Propagation Process of Rock Fracture Based on Ground Penetrating Radar by CHEN Jun, ZHANG Bo, ZHUANG Xingyue, SONG Zhishu, ZHENG Jun

“…ObjectiveThe stability of rock engineering structures, crucial for national major construction projects, strategic security, and environmental protection, is significantly influenced by the dynamic propagation of rock mass fractures. …”
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Application of composite flexible body modeling method in the analysis of friction hoist dynamic stress response by Kai Xu, Ying Xiao, Yi Liu

“…In order to obtain the dynamic stress response of the drum and main shaft of a friction hoist under dynamic loads, a dynamic stress calculation model for the friction hoist was constructed based on the flexible multibody modelling method. …”
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Numerical Study of Shallow Rocking Foundations Under Seismic Excitation and Lateral Monotonic Loadings by Khamesi Seyed Omid, Mir Mohammad Hosseini Seyed Majdeddin

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Damage Detection in Beam Structures Based on Frequency-Domain Analysis Methods for Nonlinear Systems by Wenbo Zhang, Xiaoyue Guo, Liangliang Cheng, Bo Zhang

“…In this study, we extended the structural damage detection method based on NOFRFs to multi-degree-of-freedom systems and beam structures. …”
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Structural Model Updating of Steel Box Girder Bridge Using Modal Flexibility Based Deflections by Jintao Cui, Dookie Kim, Ki Young Koo, Sandeep Chaudhary

“…The finite element models need to be updated to simulate the actual behavior of the structures. A simplified approach has been presented in this paper for model updating of steel box girder bridge using the virtual static deflections. …”
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Effect of Structural Forms on Wind-Induced Response of Tall Buildings: A Finite Element Approach by Paraskevi Mazarakou, Angeliki Papalou

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