This paper presents differences in calculations of annual heating and cooling energy need performed by numerical dynamic simulations software IDA ICE and those carried out by the modification of simple hourly method from EN ISO 13790 EN ISO 13790, widely used for determ...

Highly reflective roofs, widely known as cool roofs, can reduce peak surface temperatures and the energyrequired to cool buildings, mitigate urban microclimates, and offset CO However, weathering, soiling,and biological growth affect their solar reflectance. In this stu...

Abstract Adoption of energy metering systems in apartments with centralized heating plant will lead to greater awareness of the users on energy consumptions. Moreover control systems allow to manage internal temperature according to kind of occupation of the apartment. ...

To face up to the energy challenges confronting the world today, buildings' energy design is one of the major issues. The real challenge in the coming years is undoubtedly the reduction of primary fossil energy needs and of carbon footprint in which the building sector ...

Abstract The aim of this study is to demonstrate the requirement to integrate the urban microclimate to predict the energy needs of buildings. To do this, an integrated approach in TRNSYS software was developed and compared with existing experimental results of a street...

Abstract Since the early 20th century, many studies have been conducted on sky temperature models and sky emissivity. These models are related to local weather conditions and specific sites. Therefore, the existing variations among the models have been an important fact...

Abstract This paper presents new approach for determining buildings technical system energy performance. This new methodology describes a mathematical model for accurately predicting indoor temperature and heat losses of the space heating and domestic hot water system c...

International audience; The purpose of this work is to study the possibility of obtaining a net zero energy building and producing fresh water via a solar still by using a hybrid PV/T water solar collector. A solar prototype built in the city of Boussaâda is studied und...