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A Review of Current Researches on Blast Load Effects on Building Structures in China 被引量:33
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作者 LI Zhongxian DU Hao BAO Chunxiao 《Transactions of Tianjin University》 EI CAS 2006年第B09期35-41,共7页
The damages of building structures subjected to multifarious explosions cause huge losses of lives and property. It is the reason why the blast resistance and explosion protection of building structures become an impo... The damages of building structures subjected to multifarious explosions cause huge losses of lives and property. It is the reason why the blast resistance and explosion protection of building structures become an important research topic in the civil engineering field all over the world. This paper provides an overview of the research work in China on blast loads effect on building structures. It includes modeling blast shock wave propagation and their effects, the dynamic responses of various building structures under blast loads and the measures to strengthen the building structures against blast loads. The paper also discusses the achievements and further work that needs be done for a better understanding of the blast loads' effects on building structures, and for deriving effective and economic techniques to design new or to strengthen existing structures. 展开更多
关键词 building structure blast load blast resistance explosion protection blast shock wave
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Vibration Control of a High-Rise Building Structure:Theory and Experiment 被引量:6
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作者 Yuhua Song Wei He +1 位作者 Xiuyu He Zhiji Han 《IEEE/CAA Journal of Automatica Sinica》 SCIE EI CSCD 2021年第4期866-875,共10页
In this study,an innovative solution is developed for vibration suppression of the high-rise building.The infinite dimensional system model has been presented for describing high-rise building structures which have a ... In this study,an innovative solution is developed for vibration suppression of the high-rise building.The infinite dimensional system model has been presented for describing high-rise building structures which have a large inertial load with the help of the Hamilton’s principle.On the basis of this system model and with the use of the Lyapunov’s direct method,a boundary controller is proposed and the closed-loop system is uniformly bounded in the time domain.Finally,by using the Smart Structure laboratory platform which is produced by Quancer,we conduct a set of experiments and find that the designed method is resultful. 展开更多
关键词 Boundary control distributed parameter systems high-rise building structure vibration control
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Methods for Progressive Collapse Analysis of Building Structures Under Blast and Impact Loads 被引量:5
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作者 李忠献 师燕超 《Transactions of Tianjin University》 EI CAS 2008年第5期329-339,共11页
Progressive collapse of building structures under blast and impact loads has attracted great attention all over the world. Progressive collapse analysis is essential for an economic and safe design of building structu... Progressive collapse of building structures under blast and impact loads has attracted great attention all over the world. Progressive collapse analysis is essential for an economic and safe design of building structures against progressive collapse to blast and impact loads. Because of the catastrophic nature of progressive collapse and the potentially high cost of constructing or retrofitting buildings to resist it, it is imperative that the progressive collapse analysis methods be reliable. For engineers, their methodology to carry out progressive collapse evaluation need not only be accurate and concise, but also be easily used and works fast. Thus, many researchers have been spending lots of effort in developing reliable, efficient and straightforward progressive collapse analysis methods recently. In the present paper, current progressive collapse analysis methods available in the literature are reviewed. Their suitability, applicability and reliability are discussed. Our recent proposed new method for progressive collapse analysis of reinforced concrete frames under blast loads is also introduced. 展开更多
关键词 progressive collapse analysis building structures blast load impact load
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Experimental study of friction dissipators for seismic protection of building structures 被引量:1
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作者 F. López-Almansa S.T. de la Cruz C. Taylor 《Earthquake Engineering and Engineering Vibration》 SCIE EI CSCD 2011年第4期475-486,共12页
This paper presents the results from unidirectional shaking table tests of two reduced scale steel models of a building frame, with one and two floors, respectively. These frames incorporate friction dissipators at ev... This paper presents the results from unidirectional shaking table tests of two reduced scale steel models of a building frame, with one and two floors, respectively. These frames incorporate friction dissipators at every floor. The inputs are sine-dwells and artificial and registered earthquakes. This study is part of a larger research project aiming to assess the seismic efficiency of friction dissipators by means of an integrated numerical and experimental approach. Inside this framework, the main objectives of these experiments are to: (i) collect a wide range of results to calibrate a numerical model derived within the project, (ii) clarify some of the most controversial issues about friction dissipators (including behavior for inputs containing pulses, capacity to reduce resonance peaks, introduction of high frequencies in the response, and self- generated eccentricities), (iii) better understand their dynamic behavior, (iv) provide insight on the feasibility and reliability of using simple friction dissipators for seismic protection of building structures and (v) characterize the hysteretic behavior of these devices. Most of these objectives are satisfactorily reached and relevant conclusions are stated. 展开更多
关键词 building structures earthquake engineering passive control friction energy dissipators experimentalverification shaking table tests
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Research of CBR, DM and smart algorithms based design methods for high-rise building structure form-selection
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作者 张世海 刘叔军 +1 位作者 刘晓燕 欧进萍 《Journal of Harbin Institute of Technology(New Series)》 EI CAS 2006年第3期325-332,共8页
First, the high-rise building structure design process is divided into three relevant steps, that is, scheme generation and creation, performance evaluation, and scheme optimization. Then with the application of relat... First, the high-rise building structure design process is divided into three relevant steps, that is, scheme generation and creation, performance evaluation, and scheme optimization. Then with the application of relational database, the case database of high-rise structures is constructed, the structure form-selection designing methods such as the smart algorithm based on CBR, DM, FINS, NN and GA is presented, and the original forms system of this method and its general structure are given. CBR and DM are used to generate scheme candidates; FINS and NN to evaluate and optimize the scheme performance; GA to create new structure forms. Finally, the application cases are presented, whose results fit in with the real project. It proves by combining and using the expert intelligence, algorithm intelligence and machine intelligence that this method makes good use of not only the engineering project knowledge and expertise but also much deeper knowledge contained in various engineering cases. In other words, it is because the form selection has a strong background support of vast real cases that its results prove more reliable and more acceptable. So the introduction of this method provides an effective approach to improving the quality, efficiency, automatic and smart level of high-rise structures form selection design. 展开更多
关键词 high-rise building structure structure form selection case-based reasoning (CBR) data-mining(DM) smart algorisms
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A classification method of building structures based on multi-feature fusion of UAV remote sensing images
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作者 Haoguo Du Yanbo Cao +6 位作者 Fanghao Zhang Jiangli Lv Shurong Deng Yongkun Lu Shifang He Yuanshuo Zhang Qinkun Yu 《Earthquake Research Advances》 CSCD 2021年第4期38-47,共10页
In order to improve the accuracy of building structure identification using remote sensing images,a building structure classification method based on multi-feature fusion of UAV remote sensing image is proposed in thi... In order to improve the accuracy of building structure identification using remote sensing images,a building structure classification method based on multi-feature fusion of UAV remote sensing image is proposed in this paper.Three identification approaches of remote sensing images are integrated in this method:object-oriented,texture feature,and digital elevation based on DSM and DEM.So RGB threshold classification method is used to classify the identification results.The accuracy of building structure classification based on each feature and the multi-feature fusion are compared and analyzed.The results show that the building structure classification method is feasible and can accurately identify the structures in large-area remote sensing images. 展开更多
关键词 Remote sensing image building structure classification Multi-feature fusion Object-oriented classification method Texture feature classification method DSM and DEM elevation classification method RGB threshold classification method
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Optimal Vibration Control of Adjacent Building Structures Interconnected by Viscoelastic Dampers
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作者 Ming-Yi Liu An-Pei Wang Ming-Yi Chiu 《Journal of Civil Engineering and Architecture》 2017年第5期468-476,共9页
The objective of this paper is to investigate the dynamic characteristics of two adjacent building structures interconnected by viscoelastic dampers under seismic excitations. The computational procedure for an analyt... The objective of this paper is to investigate the dynamic characteristics of two adjacent building structures interconnected by viscoelastic dampers under seismic excitations. The computational procedure for an analytical model including the system model formulation, complex modal analysis and seismic time history analysis is presented for this purpose. A numerical example is also provided to illustrate the analytical model. The complex modal analysis is conducted to determine the optimal damping ratio, the optimal damper stiffness and the optimal damper damping of the viscoelastic dampers for each mode of the system. For the damper stiffness and damping with optimal values, the responses can be categorized into underdamped and critically damped vibrations. Furthermore, compared to the viscous dampers with only the energy dissipation mechanism, the viscoelastic dampers with both the energy dissipation and redistribution mechanisms are more effective for increasing the damping ratio of the system. The seismic time history analysis is conducted to assess the effectiveness of the viscoelastic dampers for vibration control. Based on the optimal damping ratio, the optimal damper stiffness, the optimal damper damping of the viscoelastic dampers for a certain mode of the system, and the viscoelastic dampers can be used to effectively suppress the root-mean-square responses as well as the peak responses of the two adjacent buildings. 展开更多
关键词 Adjacent building structure viscoelastic damper complex modal analysis seismic time history analysis.
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Analysis of Project Cost Control in Building Structure Design
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作者 ZHANG Wenhe 《外文科技期刊数据库(文摘版)工程技术》 2021年第1期664-669,共6页
At present, people's demand for living conditions is growing, which is mainly reflected in the increasing requirements for the quality, safety, aesthetics and comfort of construction projects. These requirements m... At present, people's demand for living conditions is growing, which is mainly reflected in the increasing requirements for the quality, safety, aesthetics and comfort of construction projects. These requirements make the construction company constantly optimize the design of its building structure. At the same time, the effective optimization of building structure design can also significantly control the project cost, so as to provide more economic benefits for the construction company and promote the sustainable development of the construction industry. 展开更多
关键词 building structure DESIGN project cost CONTROL
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Study on the Safety and Durability of Civil Building Structure
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作者 CAODan 《外文科技期刊数据库(文摘版)工程技术》 2022年第9期170-173,共4页
The safety and durability of civil engineering building structure will directly affect the construction safety and the subsequent related work. Although the safety and durability of civil engineering structures have b... The safety and durability of civil engineering building structure will directly affect the construction safety and the subsequent related work. Although the safety and durability of civil engineering structures have been significantly improved at present, it is still necessary for construction units to continuously strengthen the relevant research on civil engineering structures if they want to ensure the engineering quality. Researchers can analyze and study the influencing factors of safety and durability from the aspects of design, materials, management, etc., so as to comprehensively improve the safety and durability of structures and ensure the quality of construction projects. 展开更多
关键词 civil engineering building structure SAFETY ENDURANCE
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Optimization Analysis of Building Structure Design Based on Civil Engineering
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作者 ZHAO Jing 《外文科技期刊数据库(文摘版)工程技术》 2021年第5期191-195,共7页
At present, China's economy is in a rising period. Under the background of better and better economy, people's demands for living environment and public facilities have become increasingly high. As a construct... At present, China's economy is in a rising period. Under the background of better and better economy, people's demands for living environment and public facilities have become increasingly high. As a construction industry, the civil engineering industry should transform the needs of the people into its own internal power and strengthen its own construction quality. Only in this way can it promote the rapid development of the industry, meet people's actual needs and contribute to the society. In the civil engineering industry, structural design and construction technology are two common factors, which directly affect the feasibility of civil engineering construction, so enterprises should sort out the relationship between the two, only in this way can they help themselves to obtain better development. 展开更多
关键词 civil engineering building structure DESIGN OPTIMIZATION
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Application of BIM Technology in Building Structure Design
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作者 HUANG Zhenghuan 《外文科技期刊数据库(文摘版)工程技术》 2021年第2期332-339,共8页
With the rapid development of the construction industry, various new technologies have been applied, especially BIM technology. Through reasonable application in the construction engineering, it can not only save a lo... With the rapid development of the construction industry, various new technologies have been applied, especially BIM technology. Through reasonable application in the construction engineering, it can not only save a lot of construction costs, but also ensure the construction efficiency and safety. Building structure design as the basic link of construction engineering projects, can make the design more scientific and reasonable through the use of BIM technology and lay a good foundation for the follow-up work. Therefore, this paper will analyze the application method of BIM technology in building structure design based on engineering examples, in order to provide reference and help for designers, construction enterprises and other relevant persons. 展开更多
关键词 BIM technology building structure DESIGN application method
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Key Points and Measures of Cost Control in Design Stage of Building Structure
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作者 XUEKai XIJingyi 《外文科技期刊数据库(文摘版)工程技术》 2022年第2期098-101,共4页
It has great significance to carry out cost control in the structural design stage of housing construction projects, which can not only effectively manage the initial cost, but also improve the cost control effect. Th... It has great significance to carry out cost control in the structural design stage of housing construction projects, which can not only effectively manage the initial cost, but also improve the cost control effect. Therefore, when implementing cost control projects, enterprises should pay attention to the management in the design stage of building structures, supervision in the design stage, contract management, change forecast and modification, etc. and adopt various comprehensive measures to promote reasonable cost control. 展开更多
关键词 building structure design stage engineering cost control measure
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Application of Optimization Method of Building Structure Design in Building Structure Design
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作者 XU Qun 《外文科技期刊数据库(文摘版)工程技术》 2021年第8期975-978,共6页
With the continuous development of social economy, in the process of building structure design, the design unit should not only consider the practicability and safety of the building, but also improve the aesthetics a... With the continuous development of social economy, in the process of building structure design, the design unit should not only consider the practicability and safety of the building, but also improve the aesthetics and economy of the building. This is why designers must ensure the safety, functionality, aesthetics and cost-effectiveness of the building when designing the building, and also consider the convenience of the building. Therefore, architectural design units must optimize the design. Only in this way can the various functions of architecture be unified and promote the stable development of China's construction industry. On this basis, the application of design optimization method in architectural structure design is analyzed and discussed. The rapid development of social economy has also improved people's quality of life. In this context, there are more stringent requirements for life and environment. In the process of architectural design, designers must actively use the construction method of architectural optimization, so that the comfort of the house can not only be improved, but also fully meet people's living needs. In addition, using the construction method to optimize the building can also significantly reduce the construction cost without affecting the house performance and quality, which can also greatly improve the economic benefits of engineering companies and promote the better development of China's construction industry. 展开更多
关键词 building structure design optimization method house structure design APPLICATION
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Aseismic Design of Building Structure and Strengthening and Reconstruction Method
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作者 SHEN Xiaodong 《外文科技期刊数据库(文摘版)工程技术》 2021年第2期172-176,共5页
As we all know, the earthquake disaster has brought huge losses to society, enterprises and individuals, which can lead to the collapse of houses and buildings, the destruction of infrastructure and equipment in traff... As we all know, the earthquake disaster has brought huge losses to society, enterprises and individuals, which can lead to the collapse of houses and buildings, the destruction of infrastructure and equipment in traffic construction, and even cause a large number of casualties, which has a serious impact on social development and people's daily life. Therefore, it is necessary to strengthen the research on the seismic design technology and reinforcement methods of building structures, constantly improve the seismic capacity of building structures, minimize the building collapse caused by earthquake disasters, and ensure the safety of people's lives and property. 展开更多
关键词 building structure aseismic design technology reinforcement and reconstruction key point analysis
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Discussion on Improving Building Safety in Building Structure Design
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作者 ZHU Haidong 《外文科技期刊数据库(文摘版)工程技术》 2021年第5期245-248,共6页
With the continuous improvement of construction technology and construction level, the current development trend of construction is large-scale and high-rise. Based on this, the reliability requirements for buildings ... With the continuous improvement of construction technology and construction level, the current development trend of construction is large-scale and high-rise. Based on this, the reliability requirements for buildings are becoming higher and higher. There is a great relationship between the reliability in the design of building structures and the safety performance of buildings, so it is very necessary to carry out in-depth analysis and research to ensure the reliability of building structures and improve the safety factor. In this paper, the reliability factors affecting the design of building structures are analyzed and studied, and the influencing factors are optimized for reference by relevant practitioners. 展开更多
关键词 building structure DESIGN SECURITY
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Analysis of the Durability and Safety Design Measures in Building Structure Engineering
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作者 YANGSha 《外文科技期刊数据库(文摘版)工程技术》 2022年第9期001-005,共5页
Architectural structure engineering occupies a major position in architectural engineering and has a direct impact on the design quality of the whole building. As far as architectural structure design is concerned, sa... Architectural structure engineering occupies a major position in architectural engineering and has a direct impact on the design quality of the whole building. As far as architectural structure design is concerned, safety and durability have received more and more attention, which are also the two major focuses of current architectural structure engineering design. However, there are still some problems in carrying out these two tasks, which greatly affect the final construction quality. This paper studies the durability and safety of building structure engineering, hoping to effectively improve the overall design quality of building structure and meet the living needs. 展开更多
关键词 building structure engineering DURABILITY SAFETY
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Construction of Teaching Case Base of Anti-Seismic Design of Building Structure
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作者 Huina Li 《Journal of Architectural Research and Development》 2023年第3期13-18,共6页
Anti-Seismic Design of Building Structures is an important course in civil engineering majors,and it is also a course that pays equal attention to theory and practice.Therefore,by establishing a case base for Anti-Sei... Anti-Seismic Design of Building Structures is an important course in civil engineering majors,and it is also a course that pays equal attention to theory and practice.Therefore,by establishing a case base for Anti-Seismic Design of Building Structures,the obscure theoretical knowledge can be taught to students in the form of examples,and the knowledge becomes intuitive.In this way,the students’understanding of anti-seismic design theory and the efficiency of teaching can be improved,and the students’interest in learning can be stimulated. 展开更多
关键词 building structure Anti-seismic design Case base
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Exploration of Pile Foundation Design in Building Structure Design
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作者 MEI Wen 《外文科技期刊数据库(文摘版)工程技术》 2021年第12期1225-1229,共8页
At present, the construction industry is developing faster and faster, and people pay more and more attention to the safety of construction projects. At present, the foundation of high-rise buildings often adopts the ... At present, the construction industry is developing faster and faster, and people pay more and more attention to the safety of construction projects. At present, the foundation of high-rise buildings often adopts the form of pile foundation, because its construction period is controllable and the construction technology is relatively mature. In the design process, the reasonable selection of pile foundation has a great impact on the whole project cost and construction period. At present, including real estate development companies and design institutes, they attach great importance to the rationality of pile foundation design. Based on this, the selection of suitable pile foundation type in building structure design plays a vital role in the construction of the whole project. 展开更多
关键词 building structure design pile foundation design EXPLORE
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Analysis of the Safety Hidden Risk in Building Structure Design
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作者 ZHOUYisha 《外文科技期刊数据库(文摘版)工程技术》 2022年第3期005-008,共4页
The construction industry is indispensable in the national economic construction, so it is very important to ensure the healthy development of the construction industry. Building structure design is the beginning of c... The construction industry is indispensable in the national economic construction, so it is very important to ensure the healthy development of the construction industry. Building structure design is the beginning of construction engineering, which has a direct impact on whether the project can be carried out smoothly and the quality of the project. Therefore, as relevant designers, we must correctly view the current safety risks existing in the building structure design, and then improve the safety risks of various building structure design, so as to improve the design quality, promote the smooth development of construction projects, and finally provide power for the healthy development of China's construction industry. Based on this, this paper briefly expounds the hidden dangers of building structure design. 展开更多
关键词 building structure design safety risks elimination measures
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Analysis of the Problems and Countermeasures in the Design of Building Structure
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作者 JIANG Bo 《外文科技期刊数据库(文摘版)工程技术》 2021年第7期178-180,共5页
With the continuous improvement of the speed of urban development in China, high-rise buildings in big cities continue to grow, which may improve the phenomenon of land shortage in large cities. Therefore, the structu... With the continuous improvement of the speed of urban development in China, high-rise buildings in big cities continue to grow, which may improve the phenomenon of land shortage in large cities. Therefore, the structural planning of high-rise buildings has become the most concerned problem in the architectural domain. If there is any problem in the structural design, it will endanger the stability of the whole building structure, pose a certain threat to people's safety, and have a great impact on the society. In order to promote the scientific and reasonable design of high-rise building structure, this paper discusses the common problems in the design process, and gives the corresponding solutions, hoping to improve the quality of high-rise building structure design, which has a certain reference value. 展开更多
关键词 high-rise building structure design structural stability SOLUTION
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