Due to negative environmental impacts caused by the building industry, sustainable buildings have recently become one of most investigated fields in research. As design technique itself is mainly responsible for performance, energy optimization particular interest. Several studies concentrate on systems, operation, and control optimization, complemented passive strategies, specifically related envelope. In physics, different architectural considerations, particular, building’s shape, are...

Accurate building physics performance analysis requires time-consuming, detailed modeling, and calculation time requirement. This paper evaluates the impact of model simplifications on thermal visual comfort as well energy performance. In framework dynamic zonal simulation, a case study residential in hot climate is investigated. A created simplified through four scenarios, by incrementally reducing number zones from modeling every space separate zone to single zone. The differences total...

The energy demand of the built environment is almost 50% total a national economy. What solutions can architects offer to reduce environmental and problems? One most effective methods develop highly efficient, sustainable building systems research program based on simulations monitoring management. team, Author involved in, right way lay down milestones an accurate design method be able predict minimize needs as early phase. Pre- post-processing energetic climatic are made during whole...

The building industry is responsible for a significant degree of energy consumption in the world, causing negative climate changes and supply uncertainties due to low efficiency as well high resource demand construction. Consequently, design optimization has become an important research field. Passive strategies are one most definitive factors concerning energy-related development. given architectural problem calls method that can create all potentially feasible geometries, thus guaranteeing...

The object of the examination is a typical office building 1990s, owned by multinational company -Siemens- dedicated to energy awareness. also meets efficiency category ‘A’ under 7/2006 TNM Hungarian regulations concerning performance definition buildings. However, demand has emerged implement additional changes reduce usage whilst keeping current climate comfort or even improving it. International experience forecasts around 30% saving potential due optimization automation and management...

Natural driven ventilation is a widely used technique in hot and arid climate, but it rarely known that can lead to significant energy saving moderate climate too. In this paper, an existing building presented was designed with passive air conduction system (PACS), where wind buoyancy effects induce be exchanged without external needs. The aim show the design methodology, using numerical simulation give accurate results, able use them further developments. Due process, specific possesses...

New studies and reports are published on a daily basis about the dangers of climate change its main causes: humanity’s constantly growing population, built environment resource consumption. The is responsible for approx. 40% total energy consumption, significant part comes from maintaining an appropriate indoor comfort by heating ventilation air conditioning. Though contemporary have achieved wide knowledge natural passive conducting systems (PACS) their applicability, further investigations...

Abstract Für das Konzept der ersten Plusenergie‐Produktionsstätte in Ungarn wurde besonderes Augenmerk auf die natürliche Lüftung des Gebäudes mit passiven Lüftungstürmen gelegt. Mit dem Ziel, planerischen Ansätze nachvollziehbar prüfen zu können, ein vierstufiger Algorithmus bestehend aus gebäudeaerodynamischen Untersuchungen Form von Berechnungen, Windkanaltests, CFD‐Simulationen und Messdatenerfassung im Gebäude entwickelt. Durch diese “Validierungsplattform“ können nicht nur...

Optimal building design in terms of comfort and energy performance means designing constructing a that requires the minimum demand under given conditions while also providing good level human comfort. This paper focuses on replacing complex simulation procedure with fast regression model-based processes encounter shape as input. Numerous descriptors were applied inputs to several models. After evaluating results, it can be stated that, careful selection geometry describing input variables,...

Due to negative environmental changes and the energy supply problems of society EPBD 2010/31/EU prescribes for EU member states ensure that by 2021 all new buildings are nearly zero buildings. The Energydesign® research team University Pécs has developed a research-design method applicable building climate, energy, aerodynamic architectural technology modeling smart energy-plus This problem-solving matrix arranges systematic structured planning process, calculations, complex analysis,...

Creating typology is a comparative method to investigate the physical or other characteristics of built environment. It can be useful instrument facilitate thermal performance assessment existing buildings. Heat material’s resistance and construction techniques play significant role in energy influenced by many factors, such as ambient weather conditions, building structure, heating, ventilation airconditioning systems. The study was focused on analyzing five types residential buildings at...

The Szentagothai Janos Research Center in Pecs brings computer based building physics simulations to reality closer than ever. This high class ads ground several medical research programs and lectures, but it also gives a rare opportunity improve with its’ Building Management System (BMS from now on). system does not only allow the complex services be remotely controlled single computer, gathers important data related buildings’ physical performance, for example: room temperatures; air flow...

This paper has the main focus in energy consumption by residential sector city of Prishtina. Considering fact that production Kosovo is not sufficient relation with everyday demand and at same time growth based on different resources evident, a detailed analysis identification performance this inevitable. One components cause heating demand. The resource systems used Prishtina are diverse. elaborates identifies number buildings, dwellings, building typologies, resources, dwellings for...

The yurt is one of the ancient living units for nomadic cultural country. a vernacular architecture, which has been developed 3000 years. There are 31 counties using yurt, out 13 them use their traditional around world. Basically, was used as residential housings and today, also to some extent, commercial touristic purposes under different climates. Analyzing existing literature, well scientific publications it apparent that besides architectural structural topics, there no investigation or...

The energy and climate concept of the flagship research institute University Pécs is result a three-stage development. prototypical structures building services first two concepts were developed in line with financial circumstances grants rationalized third became an object for construction research. Through expansion supply systems, itself has become ‘measuring apparatus’ sustainable construction.

The research is done at the simulation laboratory of energy design group University Pécs. Aim to a multifunctional shading structure, which warmed up by solar radiation and then starts an evaporative cooling process. Via this process structure itself also climate facade cooled down. experimental façade Szentágothai Research Center will be used for purpose research. Integrating further investigations simulations available.

Getting the possibility to participate in an actual design process of a Hungarian national sports center is unique chance demonstrate and investigate potential dynamic simulation supported building research program. The based on synchronous energy simulations architectural planning. Energetic climatic are made during whole process. All possible simulated climate- parameters planned versions compared each other. In this way it continuously develop climate characteristic designed building....

Abstract Im Planungs‐ und Entwicklungsprozess des ersten Plusenergie‐Produktions‐ Innovationszentrums in Ungarn spielten gebäudeaerodynamische Untersuchungen eine essentielle Rolle hinsichtlich der natürlichen Belüftbarkeit, Raumkomfort Energieeffizienz Gebäudes. Mittelpunkt Prüfung theoretischen Gebäudemodells standen die zwei strömungstechnisch signifikanten Gebäudebereiche: Produktionshalle mit passiven Lüftungstürmen das zentrale Atrium. Rahmen einer Windkanalstudie wurde untersucht, wie...

Abstract The application of natural ventilation strategies in high-rise office buildings is considered one the most promising trends to address high energy performance and enhance indoor thermal comfort levels interior spaces. In this regard, study attempts assess potential a specific, previously investigated, envelope design building located temperate climate zone. Different summer approaches were tested using simulation program IDA ICE 4.8, evaluating demand. findings indicated that...

This research aims at demonstrating techniques in complex dynamic building energy simulation methods that greatly reduce the otherwise very time-consuming - particular cases even week-long computation time of models, however marginal difference arises results simulations. Different test simulations were created to examine how simplify models without altering and comfort results, which lead also working hours spent on model. The physics behavior zones, heating cooling equipment model studied...

The first energy-plus production facility in Hungary, which is developed with Energydesign® planning method and will be realized 2012, reached its plus energy balance level help of a special holistic multidimensional design approach.The novelty this lies dynamic building climate simulations.With simulations supported modeling complex, precise feedback obtained already the early stages about implications various ideas conceptions form indoor data.The difference performance consumption...

A huge portion of energy consumption in buildings comes from heating, ventilation, and air conditioning. Numerous previous works assessed the potential natural ventilation compared to mechanical proved their justification on field. Nevertheless, it is a major difficulty collect enough information literature make decisions between different solutions with given situation boundary conditions. The current study tests passive conduction system (PACS) variations design phase medium-sized new...

The most common way to measure solar radiation is the horizontal global irradiation measured by a pyranometer. To use collected data in photovoltaic energy-yield prediction mathematical model can be made from average data's of more years. These values used on tilted surfaces like module, should transformed, according incident angle beam. But there diffuse component also, which has determined, because it transformed different way. This work case study, where modeling and transformation...