Analysis on the Effect of Low Carbon Building on Ecological Urban Construction

2013 ◽  
Vol 380-384 ◽  
pp. 4856-4861
Author(s):  
Ying Yang

Low carbon building is one of the important goals of constructing ecological city, which aims at energetically developing green building resources with high technology and low energy consumption on the basis of reducing carbon dioxide emissions within building materials and construction cycle. Firstly, this paper analyzes the connotation of low carbon buildings. And then, on the basis of life cycle and materials selection of low carbon building, this paper makes a correlation analysis on the ecological city construction and low carbon building. Next, based on this, the model of analyzing the effect of low carbon building on ecological urban construction has been built by using the grey correlation degree. Thus it provides theoretical basis and practice guidance for the application of low carbon building in the ecological city construction in China and other developing countries.

Author(s):  
Elvija Namsone ◽  
Genadijs Sahmenko ◽  
Aleksandrs Korjakins

Building sector is known as one of the biggest polluters, causing environmental pollution and carbon dioxide emissions, most of which are generated during the production process of building materials. Therefore, researchers and manufacturers have become increasingly interested in environmentally friendly materials with low energy consumption. Magnesium based cements are being studied as an alternative to a widespread material as Portland cement, thus reducing the temperature required for calcination. During this research, magnesium binder-based composites using two types of magnesium (local dolomite waste material and caustic magnesia) were produced. Within the framework of this study, several regimes of thermal treatment were used to produce low carbon dioxide and environmentally friendly magnesium binder composites. Physical, mechanical and thermal properties of obtained specimens were tested. 


2014 ◽  
Vol 672-674 ◽  
pp. 1859-1862
Author(s):  
Li Zhong Shi ◽  
Ye Min Zhang

In recent years, ‘passive house’ is an increasingly well-known word, and has gained rapid popularity and application in Europe and other developed countries. Currently, residential passive house is growing at 8% annually in Europe. With its low energy consumption and ultra-high comfort, it is acclaimed as the most promising energy-saving substitute of conventional residences of this century. The passive houses in Hamburg Germany use 75% less energy than the normal low-energy buildings, more than 90% less than conventional German buildings [1]. As reported by the National Conference of Green Building Materials and German Passive House Technology held from 22nd to 25th April 2014, passive house will certainly become the mainstream building in the country in the next three to five years.


2012 ◽  
Vol 204-208 ◽  
pp. 4197-4200
Author(s):  
Ji Ke

This article discusses the connotation of green building materials and basic characteristics, and analyzes the difference between green building materials and green products. Summarize the selection of green building materials, and to judge the development trend of green building materials in China. Finally, the author gives some countermeasures and suggestions on the healthy development of China's green building materials industry.


2012 ◽  
Vol 457-458 ◽  
pp. 50-53
Author(s):  
Ke Zhen Sun

The paper discusses the strategies of green building materials, the personal safety problems and ecological materials, the appropriate and reliable technology, effective planning and design, interdisciplinary working and integrated collaboration in research on green building materials. In addition to these, the article studies the main categories of green building materials, including ecological safety materials, low-carbon materials, and recycled-content materials. This article also argues the strategy of earthquake resistant materials and structural strategy, the role of seismic designs in ecological safety strategies, reliable technology and conceptual design of earthquake engineering, etc.


2015 ◽  
Vol 814 ◽  
pp. 504-518
Author(s):  
Chun Zhi Zhao ◽  
Quan Jiang ◽  
Li Ping Ma ◽  
Ping Zhao

Urban population has been increased rapidly and caused such urban problems as shortage of housing and traffic jam, and the continuously expanding buildings have resulted in strong impact on global resource consumption and environmental pollution. Green building materials are the basic guarantee to the quality and service life of buildings, the material carrier to realize various functions of buildings and also the foundation and support to develop green buildings. Based on the coherence and relevance of assessment on full life cycle of buildings and building materials, the influence of exterior window selection on carbon emission of buildings was analyzed in aspects of the initial stage (production, consumption and transport of building materials) of carbon emission of buildings, i.e. the intrinsic energy per unit product, operation, demolition and treatment. The comprehensive assessment was also established, and the selection of green building materials was investigated for exterior windows based on the reduction of energy consumption during full life cycle of buildings by combining such indicators as the usability, durability, fireproofness, environmental protection and functionality of exterior windows. It solved the puzzles of architects on selection of building materials and the puzzles of building material manufacturers on demand of green buildings. The selection of green building materials on green buildings was promoted and the realization of the goal of "green buildings" also assisted.


2012 ◽  
Vol 88 (05) ◽  
pp. 593-599 ◽  
Author(s):  
Daisuke Sasatani ◽  
Ivan Eastin

As green building programs (GBPs) are introduced in Asian countries, the question of how GBPs evaluate the “greenness” of construction practice becomes one of the most critical uncertainties for the building material industry. To better understand construction professionals’ perception of greenness and the greenness of different building materials in Japan and China, surveys were conducted in both countries in 2009 and 2010. The surveys were designed to evaluate professionals’ perceptions of the relative importance of the major environmental attributes of resource efficiency. Chinese and Japanese professionals ranked the environmental attributes similarly even though their construction practices are very different. They perceive that saving energy and saving water are substantially more important environmental attributes than using renewable materials, having a low carbon footprint and using recycled materials. Second, the survey was designed to gain insights into the respondents’ perceptions of the relative environmental performance of the three major structural building materials (wood, concrete and steel). In both countries, construction professionals perceive lumber as having the best environmental performance relative to concrete and steel. However, Chinese and Japanese professionals have different perceptions of lumber in terms of its environmental friendliness. In Japan, energy efficiency of houses, the level of pollution generated during the manufacturing process, and CO2 emissions contribute to the evaluation of the environmental friendliness of lumber. In China, the sustainability of the resource is the main factor perceived as promoting the environmental friendliness of lumber.


2021 ◽  
Vol 26 (2) ◽  
pp. 135-161
Author(s):  
Hirakraj Bapat ◽  
Debasis Sarkar ◽  
Rajesh Gujar

This study aims to develop a methodology for the selection of sustainable building materials for the reduction of embodied and operational energy for a complex infrastructure transportation project, i.e., elevated metro rail station of Ahmedabad, India by application of building information modelling (BIM) and factor comparison method (FCM). Evaluation of the alternative building materials and designs to obtain the best energy efficiency has been carried out using Revit Architecture 2018 and Green Building Studio. The achieved average embodied energy savings is about 73%, which is by the suggested alternative materials instead of existing ones. By application of FCM, which is a multi-criteria decision making (MCDM) technique, it has been observed that the polished Kota-stone flooring, stone-floor tile cladding, toughened fibre-glass ceiling and insulated fibre-glass door appear to be the most feasible sustainable material for flooring, wall cladding, ceiling, openings and fenestrations for the design of the metro rail station box in Ahmedabad, India. This study contributes significant knowledge in the field by highlighting the application of BIM as a tool for sustainable development and recommends a few alternate building materials and sustainable designs which would result in the reduction of energy usage for the metro-rail-station and other building structures leading to a sustainable future.


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