Proceedings of the 2018 3rd International Conference on Control, Automation and Artificial Intelligence (CAAI 2018)

Session: Intelligent Material Processing Technology and Applied Mechanics

20 articles
Proceedings Article

Investigation on Laser Cladding Mechanism and Cladding Process of Iron Base Materials

Haibing Xiao, Mingjun Liu, Wei Zhang
In this paper, in view of laser cladding of the iron base materials, new method for laser cladding of iron-base materials were proposed. Firstly, heat transfer mechanism of the laser cladding process and metal solidification theory was studied. Second, by laser cladding test bench, laser cladding experiments...
Proceedings Article

Study on Properties of Coal Gangue Derived SiO2 Aerogel and Composite Mortar

Shuqi Yu, Pinghua Zhu
In the paper, a kind of SiO2 aerogel based on coal gangue was synthesized and its physical properties were investigated. The properties of the composite mortar prepared with the synthesized aerogel as aggregate were further discussed. The results showed that the aerogel gained has a specific surface...
Proceedings Article

Study on Preparation and Performance of High Performance Pervious Concrete

Zhigang Niu, Pinghua Zhu
The permeability, compressive strength, splitting tensile strength and frost resistance of high performance pervious concrete specimens with different pore size and distribution were studied under different curing mechanisms. The results show that the permeability coefficient of curing 7d test specimens...
Proceedings Article

Characterization of Storage Energy for Rocks Based on Acoustic Wave Velocity Measurement

Chunde Ma, Chunzhi Guo, Yanan Zhou, Zelin Liu, Shan Long
To quantitatively characterize the stored energy in the rock. In the elastic range, the fluctuation characteristics and energy of marbles, granites, and red sandstones subjected to different stresses were studied, and the variation laws of wave velocity-stress, stress-energy of three types of rocks were...
Proceedings Article

Effects of Friction on Heterogeneous Deformation Characteristics of Interstitial-free Steels during the Torsion Stage of High Pressure Torsion

Yuepeng Song, Zihan Zhang, Dongsheng Gao, Hongmei Zhang, Hyoung-seop Kim
The heterogeneous plastic deformation characteristics of HPT processed Interstitial-free steels (IF-steels) and the effects of friction coefficient on heterogeneous plastic deformation characteristics were investigated through the effective strain distribution on the transversal plane of HTP disks. Using...
Proceedings Article

Preliminary Study Influence of Wear on High Temperature Oxidation Performance of U71Mn Rail Steel

Yanjun Xi, Xianzhe Li, Yongjun Liu, Ying Liu, Xiaoyan Guan, Haiqing Jiang
The objective of this study is to preliminary explore the effect of wear on high temperature oxidation performance of U71Mn rail steel. The specimens was tested at 500 N on abrasion testing machine, and then performed at high temperature in the furnace. The surface and cross section was investigated...
Proceedings Article

Effect of the Diameter Ratio on the Flexural Stress of Carbon Fibre Composite Rod

Chunyu Jiang
Carbon fibre composite rod (CFCR) is an important part during the design of Aluminum Conductor Composite Core (ACCC) conductor. CFCR is used to improve the bearing capacity in order to make sure the safety of electric power supply. The flexural failure of CFCR could lead to the outage of electric power....
Proceedings Article

Analysis on Mechanical Property of 110kV Power Transmission Line Tower under Different Wind Speed

Jun Zhang, Jianwei Wu, Jianfeng Wen, Yinan Geng, Zhanqing Yu, Xuejiao Han
Finite element is adopted for simulating power transmission line tower, cable element is used for simulating power transmission line wire and ground wire, tower element is used for simulating insulator on the basis of finite element analytical method in the paper. A power transmission line solid model...
Proceedings Article

Research on Dynamics and Finite Element Simulation Analysis of Variable-lead Spiral Pair Substructure

Fei He, Xie Xu, Ke Yang
The variable-lead spiral pair mechanism is applied to the subway gate, which can improve the stability of the mechanical structure operation. This paper analyzes the variable lead spiral substructure. By the dynamics software, the motion characteristics of the lead spiral substructure is analyzed, and...
Proceedings Article

Singular Stress Field near Crack Front in Orthotropic Plate

Purong Jia, Yongyong Suo, Gang Wang
The analytic function of complex variable including a material parameter is analyzed fully. Typical crack model is considered to orthotropic materials. By constructing new stress function, the mechanic analysis for crack-tip singular stress field is carried out. Type boundary problems of partial equation...
Proceedings Article

The Rotor Speed Choice of Signal Acquisition in a Ball Bearing-rotor System with a Raceway Local Defect Based on Dynamic Analysis

Rui Yang, Lei Hou, Yushu Chen
We intend to exploit the vibration status such as the resonance existed in a faulty bearing-rotor system on signal acquisition for diagnosis in this paper. We establish a symmetrical bearing-rotor-pedestal system to do the dynamic response analysis. The theoretical analysis indicates the resonances excited...
Proceedings Article

Effect of Bauschinger Effect Parameters on the Springback of High Strength Steel Stamping

Nidan Han, Wenyu Ma, Xuebin Zheng, Jianwei Yang
The springback phenomenon in sheet metal stamping will lead to problems in subsequent assembling, and cannot guarantee parts dimensional accuracy, it is necessary to research spring-back parts effect in part stamping molding. Due to the high strength steel has a high yield strength, the springback after...
Proceedings Article

Analysis and Multi-objective Optimization on the Stamping of High Strength Steel

Wenyu Ma, Jianwei Yang, Jun Zhang, Ye Yao, Shaobo Li, Xuebin Zheng
In recent years, the high strength steel has gained great attention. And springback is an obvious drawback. In this study, the analysis was conducted on the relationship between thinning, springback and blank holder force, friction coefficient. The central composite design of tests and finite element...
Proceedings Article

Analysis and Optimization of Stamping B-pillar of High Strength Steel DH780

Wenyu Ma, Jianwei Yang, Jun Zhang, Xuebin Zheng, Baochuan Wang
In this study, the high strength steel DH780 produced by Shougang Group was used to form a traditional part B-pillar. The effect of process parameters, namely blank holder force and friction coefficient on the formability was analyzed. The decrease of BHF and friction coefficient can increase the formability....
Proceedings Article

The Theoretical Investigation of a S-spring in a Suspended Armature Valve

Chuang Xu, Qiang Wang, Aiqing Huang, Siwei Miao
The development of suspended armature valves is a trend in the future spacecraft propulsion systems. Compared to solenoid valves, the suspended armature valves have no friction surface, which eliminates the sliding interaction and the associated generations of particulate. Besides, the structure is more...
Proceedings Article

Study on Response Characteristics of Wind Vibration of United Framework of Transformer Substations Considering the Influence of Busbars and Insulators

Dong Xie, Yi Xiong, Xuejun Tang, Luping Li, Fenghua Jin, Xiangmin Chen, Zhaoyang Zhang, Hongchuan Dong, Heng Ding, Jiang Feng, Hao Zhang, Miao Gong
The full united frameworks (FUF) of transformer substations belong to wind-sensitive towering structures, and wind load is a decisive control load. Wires, lower leads, and busbars hang on united frameworks. Such suspension component will inevitably affect the wind-induced response characteristics of...
Proceedings Article

The Rt of Analysis Model under the Adiabatic Shear Mechanism

Yucai Dong, Jianjun Wang
A-T model of the modified hydrodynamics, is widely used in metal projectile and target materials, good prediction accuracy for penetration depth in penetration process. But the Rt (target defense force) is determined relatively difficult, lack of real physical meaning to widely accepted the Rt of calculation...
Proceedings Article

Research of Pure Bending Beam Based on Workbench and Experimental Technology

Zhongfang Li, Yinhu Qiao
In this paper, the ansys stress simulation technology under workbench environment is applied to the normal stress on the cross section analysis of pure bending of curved beam and beam deformation analysis, the results of simulation image intuitive shows the normal stress distribution on cross section...
Proceedings Article

Strategic Environmental Assessment (SEA) Process for Applied Mechanics, Mechatronics and Materials towards Sustainable Development -Sustainability excellence achievements

Vijayan Gurumurthy Iyer
This research has been focussed on to the design and development of sustainable ozone layer to restore back global warming potential into original conditions . The Sustainable ozone layer is a kind of new Ozone layer development that meets the needs of the present generation’s ultraviolet radiation protection...
Proceedings Article

Research on Current Situation and Countermeasures of Sichuan New Energy Automobile Industry Development

Tao Yang, Yinghua Liao, Dehui Zhao
Based on the situation of the development of new energy automobile industry in Sichuan Province, this article analyzes the problems in the development, demonstration and popularization of new energy vehicle industry. Combining Sichuan's “13th Five-Year Plan” strategic emerging industries planning, it...