The project then investigated, by means of dynamic simulations, potential and limitations of passive cooling techniques in four different climatic zones across europe. Using passive cooling strategies to improve thermal. Architecture, faculty of environmental design, ahmadu bello university, zaria. Among the ways of developing energyefficient building design, there are mainly active and passive systems to consider and the thesis focuses on passive ones. Passive cooling architecture thesis proposal titles timothy e. In regenerative cooling, a coolant flows through passages formed either by constructing the chamber. Unlike passive heating, which draws on the sun, passive cooling relies on three natural heat sinks the sky, the atmosphere, and the earth to achieve temperature moderation. An important reason is global warming because global warming increases the number of cooling degree days. In this paper, passive cooling techniques, design concepts, energy efficiency measures and some.
Passive design features for energyefficient residential. Passive solar retrofit download ebook pdf, epub, tuebl, mobi. The paper starts with a short introduction in passive cooling and evaporative. Usually, there are two types of thermal loads 1 exterior loads due to the climate. By mounting the complete cooling package on a flowstand and measuring the net pressure change across the. Syn tial sector, energy and buildings 39 8 2007 893905. Photos are quoted from introduction book published by belko, 1993. Passive cooling uses nonmechanical methods to maintaina comfortable indoor temperature. Passive design strategies for cold and cloudy climate. My 2 cents would be that the passive cooling, high efficiency ac, and efficient appliances contributed 67% the of the savings, while adding little to the cost of the house. The continued rapid growth of construction industry and demand of energy raises a number of persistent questions and problems and demands for solution. Passive heating and cooling guidelines have changed little in. Existing knowledge and research there is extensive literature on vernacular solutions, as well as a large body of more recent.
Even though they represent an acceptable alternative for mechanical evaporative coolers, scalping strategies are afflicted by their limited applications when it comes to air flow and small rate of warmth transfer. Passive cooling strategies in greening existing residential building in hot dry climate. Using passive cooling strategies to improve thermal performance. An inspiring beacon of humanitarian architecture has arrived to one of the poorest and most remote. Professor paul oliver of oxford university compiled the book dwellings. Here are three examples of new buildings where such techniques have been employed. Department of architecture, aligarh muslim university. Thesis submitted in partial fulfilment of the requirements of the. Case study in bahrain 236 the total built up area of the selected housing unit is 209 m2 that spreads over 2 floors of 3. Visual comfort and energy consumption in the tropics msc thesis, british university in dubai. A study of natural cooling systems of jaisalmer, unpublished ph.
Passive design features for energyefficient residential buildings in tropical climates. Pdf passive cooling dissipation techniques for buildings and other. Baruch givoni is professor emeritus of architecture in the graduate school of architecture and urban planning at ucla, and was associated for many years with the technion in haifa, and with ben gurion university of the negev in beer sheba, both in israel. A passive solar retrofit in a gloomy climate rit scholar works. The use of glazed facades in modern buildings has come with an increased operational cost due to the higher solar gain. This thesis investigates the potentials of the use of passive solar design strategies in existing lowrise residential buildings in the context of energyefficient building design. One case building was selected and eight passive cooling strategies were applied. The main purpose of this paper is to determine potential vernacular passive cooling strategies for improving thermal comfort of modern urban houses in hothumid climate of malaysia. Passive cooling systems 18 ventilation 20 night flushing 22 radiative cooling 24 evaporation cooling 26 earth coupling 28 4. Passive cooling addresses all of the existing creative energyless means of keeping buildings cool. In recent years, interest in making use of energy from the sun has accelerated enormously. Chapter 4 the building architectural design building massing and orientation ther e is a tradeof f between a compact form that minianother energyrelated massing and orientabuilding, the electrical load and cooling load savings mizes conductive heat transfer thr ough the envelope tion consideration is the seasonal wind pattern.
This thesis project attempts to demonstrate that passive solar. This book is published by rotterdam university press of rotterdam. Space design for thermal comfort and energy efficiency in. Solar passive architecture cooling techniques will certainly be an appropriate design solution for this region. The aim of this paper is to present some experiences on passive cooling techniques and strategies, able to reduce cooling loads or improve the thermal conditions in buildings. Thesis arid climate design engineering bibliographies. Thesis, university of california, berkeley, ca, 1988.
The experiences presented in this paper were selected according to the most relevant passive solutions for buildings, in particular. The efficient strategy of passive cooling design in desert housing. This thesis proposes a new method for developing passive solar architectural retrofit concepts to be used in air force project booklets. P193 passive cooling techniques for buildings asiepi wp7. Field measurements were carried out in two traditional timber malay houses and two traditional masonry chinese shophouses to investigate their indoor thermal. For tropical regions, where the air temperature and relative humidity are generally high, the effectiveness of natural ventilation is always questionable. What are some of the best passive cooling building designs. Passive cooling techniques can reduce the peak cooling load in buildings. Passive cooling systems were the main design driver in low energy architecture and vernacular architecture especially in hot climate regions. In addition, the energy demand of buildings has increased rapidly due to both the improvement of living standards and the globalisation of modern architecture.
Through the use of passive solutions it is possible to eliminate, or at least. Encyclopedia of vernacular architecture and published in 1997 with. The aim of the series is to present the most current, high quality theoretical and application oriented material in the field of solar energy and energy efficient buildings. Natural ventilation has served as an effective passive cooling design strategy to reduce energy used by airconditioning systems. During recent years, passive cooling techniques has received a very. Prevalence of landscaping as a means of passive cooling in. The use of glazed facades in modern architecture in the uae has led to an increase in operational costs due to. The 2nd stage from the research will concentrate on the architectural implications of those systems. Passive cooling architecture thesis proposal titles. Elmasry uae university, united arab emirates abstract ongoing development in many parts of the united arab emirates has consequences on the urban environment. Analysing the performance of passive cooling system in. Passive design strategies for residential buildings in a.
Passive design introduction passive design regards the particular way to construct a building using the natural movement of heat and air, passive solar gain and cooling in order to maintain a good internal comfort. Passive cooling for thermal comfort in summer is a big issue in lowenergy building design. Modelling of the effects of heat gains throughout the year is first undertaken. Climatic responsive energy efficient passive techniques in. This thesis investigates the potentials of the use of passive solar design strategies.
The book covers 44 case studies on energy and resource efficient architectural projects in india. Wtien cooling components are combined to form a cooling package, it can be expected that interactions between the components will modify their flow resistance characteristics. Givonis classic text man, climate, and architecture is considered the most authoritative volume in the field of building climatology. Climatic responsive energy efficient passive techniques in buildings dr anupama sharma, associate member k k dhote, nonmember r tiwari, nonmember the energy conscious traditional indian way of life and architecture evolved out of the great timeless vedic philosophies. The problem is how to convert the energy at reasonable cost into a reliable usable form for heating and cooling of buildings. Prevalence of landscaping as a means of passive cooling in hot climates. However, active and passive cooling strategies have not been adequately examined in a. Pdf on jan 1, 2005, matheos santamouris published passive cooling of.
Passive solar architecture is a welcome addition to any bookshelf on green architecture and sustainability. Application of passive cooling techniques in vernacular. Passive cooling techniques can reduce the peakup cooling load in buildings, and reduce the size of the air conditioning equipment and the period for which it is generally required. Passive cooling techniques can reduce the peak cooling load in buildings, thus reducing the size of the air conditioning equipment and the period for which it is generally required. The vernacular architecture of thailand, such as the. For highpressure and highthrust rocket engines, regenerative cooling is the most preferred cooling method. A traditional way of cooling in india was the stepwell, a pond dug into the ground or surrounded by walls above ground so that the air is cooled by evaporating water in. Each project highlights the energy efficiency measures, e. The first step to achieve passive cooling in a building is to reduce unnecessary thermal loads that might enter it. Passive cooling techniques, building envelope, climate design and energy conservation. Three office buildings using passive heating and cooling. There are more options available to designers for passive cooling in hotdry climatic zones than in the hothumid tropics ill butters 3. Creating comfortable climatic cities hogeschool rotterdam. See more ideas about passive cooling, passive house and passive design.
Increased living standards in the developed world using nonclimatically responsive architectural. Integrating passive cooling techniques for sustainable. The most effective method to cool your home is to keep the heat from building up in the first place. Advances in passive cooling is part of the best series, edited by mat santamouris. The very first is the research and research into the passive and hybrid cooling systems and techniques to which the weather conditions of khartoum determines the size and type of every approach. Inspiring rammed earth hospital brings affordable care to rural nepal.
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