Nanotechnology and Information Technology in Civil Engineering

Author(s):  
Ken P. Chong
Author(s):  
Demos C. Angelides ◽  
Apostolos Poulopoulos ◽  
Ioannis Avgeris ◽  
Panayiotis Haralampous

2011 ◽  
Vol 17 (2) ◽  
pp. 248-258 ◽  
Author(s):  
Bakhta Boukhatem ◽  
Said Kenai ◽  
Arezki Tagnit-Hamou ◽  
Mohamed Ghrici

The development of information technology provides means for quick access to a wide variety of information and methods of modelling complex systems. Simulation models, databases, decision support systems and artificial intelligence have currently become more accessible. Advances of these techniques continue to impact highly on civil engineering. The aim of this paper is to present recent developments in information technology and their influence on concrete technology. A historical perspective on researches and a review of the application of artificial intelligence techniques on concrete are presented. Development of computer integrated knowledge systems, approach of virtual systems and soft- ware for concrete mix design are also discussed. These systems have greatly affected handling tasks in civil engineering design over the past decade and promise to have revolutionary impacts on the nature of the design tasks in the future. They are considered useful and powerful tools which are able to solve complex problems and represent a scientific challenge in concrete technology. Santrauka Vystantis informacinems technologijoms, atsiranda galimybiuų greitai gauti iųvairiausios informacijos ir metoduų, kaip modeliuoti sudėtingas sistemas. Pastaruoju metu paplito imitaciniai modeliai, duomenuų bazės, sprendimuų paramos sistemos ir dirbtinis intelektas. Šiuų metodikuų pažanga statybuų sektoriui ir toliau daro didžiule˛ iųtaka˛. Šiame darbe siekiama pristatyti informaciniuų technologijuų naujienas ir juų iųtaka˛ betono technologijoms. Apžvelgiami ankstesni tyrimai ir dirbtinio intelekto metoduų taikymas ruošiant betona˛. Be to, aptariamas integruotuų kompiuteriniuų žiniuų sistemuų vystymas, virtualiuų sistemuų naudojimas ir programinė iųranga betono mišiniams kurti. Per pastarajių dešimtmetių šios sistemos padarė nemenka˛ iųtaka˛ tam, kaip atliekamos inžinerinio projektavimo užduotys, ir turėtuų paskatinti projektavimo užduoČiuų perversma ateityje. Jos – naudingi ir galingi iųrankiai, leidžiantys spre˛sti sudėtingas problemas, tai mokslinis iššūkis betono technologijuų srityje.


2005 ◽  
Vol 8 (4) ◽  
pp. 325-331 ◽  
Author(s):  
K. P. Chong

The transcendent technologies, which are the primary drivers of the twenty first century and the new economy, include nanotechnology, microelectronics, information technology and biotechnology as well as the enabling and supporting civil infrastructure systems and materials. Mechanics and materials are essential elements in all of the transcendent technologies. Research opportunities and challenges in mechanics and materials, including nanomechanics, carbon nano-tubes, bio-inspired materials, coatings, fire-resistant materials as well as improved engineering and design of materials are presented and discussed.


2005 ◽  
Vol 2 (1) ◽  
pp. 25 ◽  
Author(s):  
M.N. Jadid ◽  
M.M. Idress

Mobile computing technology has an enormous potential in civil engineering, mainly in the field of construction management. This paper presents an approach by using mobile computing in a civil engineering construction project, exploring how information can be exchanged at a construction site, and how billing of quantities (BOQ), drawings and specifications are shared for the benefit of the project. One of the major obstacles in using information technology (IT) when applied to civil engineering is due to the dynamic changes in the construction activities and the diversity of construction methods as compared to other industries. This has proved to be a great disadvantage when trying to give construction sites adequate IT support. Computers require infrastructure, which can be transferred easily to the head office, but rarely to the construction site itself in a systematic way. Therefore, the impact of IT on the way the construction industry actually works has not been significantly utilized. This paper consists of two main parts. The first part defines the concept of mobile computing, describes some recent research, and stresses the potential for the construction industry. The second part is focuses on an approach, implementing mobile computing in a real construction site. 


For thousands of years, construction engineering has played a vital role in the advancement of human civilization. Humans have always aspired to build taller, grander, and more robust constructions either for civilian purpose or to defend cities and towns from invading armies. The architectural splendour of the pyramids in Egypt and the Great Wall of China are not only awe-inspiring examples for the engineering feats of the ancients but also remarkable for the robustness in evidence for having stood the test of time for over thousands of years since these were built. Modern civil construction engineering, too, requires optimum resource utilization, speed of execution, and adherence to best engineering practices. The rapid strides made in information technology makes it possible for architects and engineers to achieve those goals. This chapter discusses the role and impact that information technology has in the domain of civil engineering and construction sector.


2001 ◽  
Vol 17 (2) ◽  
pp. 95-104 ◽  
Author(s):  
Brian L. Smith ◽  
John S. Miller ◽  
Brian M. Revels ◽  
Kevin W. Smith

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