Search results

The determination of the problem of the cable-stayed bridge reasonable superpositioning optimization under the constant load state, basing on the unknown load coefficient method of Midas/Civil Baochu Yu 1, a, Shaoxia Gao 2,b , chao Gao3,c, Jiang Yang4,d , Bin Xie5,e 1,2,3,4 Dalian Ocean University ，china abaochuyu@dlfu.edu.cn ,bGsx685@163.coml , cgc@dlou.edu.cn, cyangjiang@dlou.edu.cn , xiebin861208@126com Keywords: Bridge Engineering, Reasonable Bridge State Under The Constant Load State, Cable Force Optimization.
Basing on the engineering background of Dachongyong bridge with finite element analysis software of Midas/Civil, taking the unknown load coefficient method of Midas/Civil as study platform, arounding the theme of the reasonable state of cable-stayed bridge, This paper make full use of the characteristic of cable forces can be adjust, introduced the method of superpositioning optimization algorithm in detail under the reasonable cable-stayed bridge state.
It can concrete realization through set the constraint conditions for solving initial tension in the unknown load factor function in the Midas / Civil finite element analysis software.
According to the topography site of the bridge, hydrology, landscape conditions to determine the type layout of the bridge, and then establishment the Midas / civil finite element model.Using unknown load coefficient method to make sure initial tension force under constant load ,design constraints as follows: (1).Make sure the cable-stayed initial tension. (2).Make sure the lateral displacement of the main tower and the moment of initial control range according with the relevant specifications.(3).

Practical Research on Desulfurization in Converter with the Analysis of Sulfur in Steel for Civil Engineering Dingguo Zhao1,a, Jiansheng Li2,b, Shuhuan Wang1,c, Hongwei Liu 2,d, Zhixin Tong2,e, Feipeng Wu2,f 1College of Metallurgy and Energy, Hebei United University, Tangshan 063009, Hebei, China 2TangSteel Technological Center, Tangshan Iron and Steel Co., Tangshan 063009, Hebei, China agyyzhao@163.com, bljsh99@163.com, cwshh88@heuu.edu.cn, dlhw99@163.com, etzx1980@163.com, ffeipengwu@163.com Key words: desulfurization, converter, thermodynamic Abstract: The paper analyzed the sulfur in steel for civil engineering in 150t converter in TangSteel.
Introduction The sulfur in steel for civil engineering will destroy the hot-working character of steel and make it hot brittle.
(4) Slag splashing time required less than 3min in the previous furnace smelting SPHD, and all slag must be spilled. 4 Conclusions (1) The high content of end-point sulfur which is bad to steel for civil engineering was caused by loading high sulfur content of raw materials in converter

The International Conference on Civil and Building Materials was held first time in October 15-17, 2016, in Hong Kong.
Cement, Concrete, Reinforcing, Fly Ash, Composites, Structural Engineering, Architecture

Wind Erosion Prevention and Repair of Composite Material Components of Civil Aircraft Haoqing Yu1, a, Yougen Gong1,b and Aiping Liu2,c 1Guangzhou Civil Aviation College, Guangzhou 510403, China 2Guangzhou Aircraft Maintenance Engineering Co., Ltd., Guangzhou 510406, China a yhq5056@163.com, byougengong@126.com, cliuap@gameco.com.cn Keywords: Wind Erosion; Civil Aircraft; Composite Material; Aircraft Maintenance; Repair Abstract.
The authors of this paper have extensively compiled and studied civilian aircraft maintenance data in the recent years from Guangzhou Aircraft Maintenance Engineering Co.
In writing this paper, the authors have compiled and categorized recent years’ civil aircraft maintenance data from Guangzhou Aircraft Maintenance Engineering Co.
[2] Haoqing Yu and Aiping Liu: Structural Repair of Airplane Composite Material, Beijing: Civil Aviation Press of China (2010): 90～100 (in Chinese)
Barrett: Care and Repair of Advanced Composites, Society of Automotive Engineers, Inc.

A Dual Fuzzy Neuro Controller using Genetic Algorithm in Civil Aviation Intelligent Landing System Kaijun Xu1, a, Guangming Zhang2 and Yang Xu3 1 Department of air navigation, School of flight technology, Civil aviation flight university of China Guanghan, Sichuan, 618307, P.R.
A kind of dual fuzzy neuro control algorithm (DFNC) for civil aviation aircraft intellegent landing system is developed in this paper.
Simulations show that the proposed intelligent controller has better performance than the conventional controller Introduction Fuzzy logic and neural networks have recently been applied to many engineering applications.
First, civil aviation intelligent landing system is described.
In the civil aviation aircraft landing control problem, some improvements for control scheme are made.

This book contains articles based on scientific and engineering research results in modern building materials, construction technologies and architecture that were presented at the 8th International Conference on Civil Engineering and Materials Science (ICCEMS 2023) and the 9th International Conference on Architecture, Materials and Construction (ICAMC 2023), co-held in Singapore, from June 14th to 16th, 2023.
Green Building Materials, Cement, Concrete, Tiles, Mechanical Properties, Structural Metals, Corrosion, Structural Engineering, Geotechnics, Sustainable Architecture, Energy Efficiency, Thermal Comfort, Architectural Heritage, Protection, Spatial Planning

For national conditions, narrate the development status of the civil helicopter in our country, and analysis its main effects of the helicopter.
Then put forward the effects of the civil helicopter by the vibration and voice, and research the vibration and voice of the civil helicopter from the perspective of man-machine-environment system (MMES), consider the main effects, and give the effect model.
Civil helicopter [4,5] has penetrated into all areas of the national economy and plays an increasingly larger role.
The Development of Civil Helicopter in China: Engineering Science.
Study on the synthetic evaluation method for the multilevel system: Systems Engineering and Electronics.

Indoor Environment State of Classrooms Situated in the Loft Spaces of Civil Engineering Faculty TU in Kosice – Dynamic Analysis Using DesignBuilder Martin Kovac1, a, Katarina Knizova1,b 1Technical University of Kosice, Civil Engineering Faculty, Vysokoskolska 4, 042 00 Kosice, Slovak republic amartin.kovac@tuke.sk, bkatarina.knizova@tuke.sk Keywords: indoor environment, loft spaces, natural ventilation, dynamic analysis, shading.
A purpose of this submission is a dynamic analysis of indoor environment on the suitably chosen classrooms, which are situated in loft spaces of Civil Engineering Faculty TU of Kosice.
Introduction Since 2003 Civil Engineering faculty in Kosice has had the loft spaces at its disposal, which have developed from the reconstruction of loft spaces at that time.
Creation of Geometric Model and Definition of Boundary Conditions There was modelled the object section of Civil Engineering Faculty in Kosice like volume mass, monitored rooms with correspondent communication room (corridor) were modelled like one block (Fig. 1 left).
Fig. 4 Data profiles of indoor environment changes determined by internal and external factors Conclusions Our goal was to evaluate effects of natural ventilation and internal or external shading elements on change of operative temperature profile in loft spaces of Civil Engineering Faculty in Kosice.

The selected articles delve into various facets of materials science and technology and present the results of research dedicated to, amongst others, sustainable materials, materials for biomedical applications, functional materials, corrosion and oxidation processes as well as engineering and mechanics of materials and technologies in civil engineering and geotechnics.
The research results presented in this edition will be helpful to engineers and researchers involved in materials, biomedical engineering, and eco-friendly building materials fields of science.
Functional Materials, Raw Materials, Biodiesel, Water Treatment, Polymers, Composites, Biodegradable Materials, Coatings, Films, Dielectrics, Biomaterials, Gypsum, Industrial Waste, Plant Extracts, 3D Printing, Monte Carlo Method, Civil Engineering, Geotechnical Engineering, Cement, Soil Stabilization, Sand, Stone Columns

Collection of selected, peer reviewed papers from the 2014 4th International Conference on Engineering Materials, Energy,Management and Control (MEMC2014), June 21-22, 2014, Wuhan, China.

The 113 papers are grouped as follows:
Chapter 1: Materials Science, Processing and Application,
Chapter 2: Energy, Power and Heat Engineering,
Chapter 3: Construction and Civil Engineering,
Chapter 4: Environmental and Chemistry Engineering,
Chapter 5: Control Engineering and Monitoring,
Chapter 6: Design and Modeling in Mechanics and Construction Engineering,
Chapter 7: Management, Computation and Information Technologies Keyword: Materials, Energy and Environment, Mechanical Engineering, Applied Mechanics, Control engineering