نتایج جستجو برای: main building

تعداد نتایج: 790329  

Journal: : 2022

Formulation of the problem. The basis modern energy − various types power plants, which thermal plants is about 40 %. technology electricity production at harmful due to generation large amounts waste. They account for more than 30 % emissions substances from total industrial enterprises. Increased demand causes an increase in their production, leads amount ash and slag waste into atmosphere. p...

2011
Lena Khaled

Problem statement: The main part of building any system is achieving high level of quality and developing qualities it is achieve. Many organizations do not take into account the highest level of quality as a main necessary part through building its systems; they think mainly on budget and reducing time to market. Approach: One of the important approached to achieved quality was used components...

ژورنال: انرژی ایران 2020

Residential and commercial sectors are the main consumers of energy. According to available data, these two sectors account for more than one-third of total energy use. Moreover, heating and cooling systems contribute to the major share of energy use in a building. The current research economically evaluates the radio-frequency heating systems for use in residential buildings. A building in Dis...

2014
Mark B. Luther Priyadarsini Rajagopalan

This paper identifies the dilemma faced by the stakeholders of existing buildings in regards to a decision making process for energy retrofitting. This paper also identifies the missing stage viewed as the “integrity audit “which can lead to substantial savings in the area of building operation. The methodology is centered on identifying energy waste first, reducing the overall peak electrical ...

2011
Zhun Yu Fariborz Haghighat Benjamin C.M. Fung Edward Morofsky Hiroshi Yoshino

This paper reports the development of a methodology for identifying and improving occupant behavior in existing residential buildings. In this study, end-use loads were divided into two levels (i.e. main and sub-category), and they were used to deduce corresponding two-level user activities (i.e. general and specific occupant behavior) indirectly. The proposed method is based on three basic dat...

P. Zakian,

In this article, topology optimization of two-dimensional (2D) building frames subjected to seismic loading is performed using the polygonal finite element method. Artificial ground motion accelerograms compatible with the design response spectrum of ASCE 7-16 are generated for the response history dynamic analysis needed in the optimization. The mean compliance of structure is minimized as a t...

2014
Cheng Fan Fu Xiao Shengwei Wang Cheng FAN Fu XIAO Shengwei WANG

Today’s building automation systems (BASs) are becoming increasingly complex. A typical BAS usually stores hundreds of sensor measurements and control signals at each time step, which produces massive high dimensional data sets. Traditional analysis methods for BAS data only focus on a small subset of the data, resulting in a huge information loss. Data mining techniques are more effective in k...

2018
Mi Tian Zhu Deng Zhaokun Meng Rui Li Zhiyi Zhang Wenhui Qi Rui Wang Tingting Yin Menghui Ji

Children's block building performances are used as indicators of other abilities in multiple domains. In the current study, we examined individual differences, types of model and social settings as influences on children's block building performance. Chinese preschoolers (N = 180) participated in a block building activity in a natural setting, and performance was assessed with multiple measures...

Journal: :international journal of occupational hygiene 0
maliheh ahmadi department of health, safety and environment management (hse), faculty of environment and energy, science and research branch, islamic azad university, tehran, iran. farideh golbabaei department of occupational health, school of public health, tehran university of medical sciences, tehran, iran. mohammadhassan behzadi department of statistic, faculty of basic sciences, science and research branch, islamic azad university, tehran, iran.

one  of  the  fundamental needs  for  the  human  is  to  have  a  workplace in  which  they  can  do  their  workappropriately. worldwide energy crisis necessitated the construction of official buildings with smaller space and less air ventilation. this led to the reduction in air conditioning, accumulation of the contaminants in indoor, increased exposure, health threat concerning the staff i...

Journal: :international journal of architecture and urban development 2013
hossein zabihi farah habib leila mirsaeedie

building construction challenge, in recent years, is the reduction of social, economical and environmentalimpacts along with economical nature and increasing life quality, as here sustainable construction is important. pre-fabrication and industrialization are referred as a solution of sustainable construction due to some of its main characteristics consisting of many sustainability aspects. du...

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