Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 23 for “"heating and ventilation"”.
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Sustainability and residential development : a guide to cost-efficient green building technologies
… found in trying to quantify energy savings and costs of different sustainable technologies. Focusing on the commonwealth of Massachusetts, this thesis has compiled costs and energy savings for four different sustainable technologies- geothermal heating, heat recovery ventilation, triple-pane …
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Kvalitetsmärkningens betydelse för upplevelsen av innemiljön i småhus
… than occupants of buildings with normal planning and construction.” The aim of the case study is to compare the outcome of using a quality system for indoor environment with a normal quality system. The considered systems are evaluated against base and application requirements that are formulated …
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Essex County Council primary schools (1973-1993): a design appraisal
… is an appraisal of various design aspects of new and extended primary schools in Essex built between 1973 and 1993. The investigation method included a review of primary school design literature and County Council archives, interviews with Officers concerned with the design and operation of …
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Expandable house : for disaster relief and flexible dwelling
In March 2011, a devastating earthquake and tsunami struck northern Japan. In addition to the lives lost, thousands of people were dislocated, resulting in an urgent need for housing. My approach is to design the Expandable House, which is lightweight, easy to transport, quickly assembled, and …
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Energy Cultures: An Approach to Explore Workplace Energy Use at Multiple Scales
… the provision of onsite energy generation and improvements in heating and ventilation systems, despite Janda’s (2000) observation that ‘people use energy not buildings’, with the role of employees often overlooked. Researchers have also tended to ignore the important role of employees when …
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An investigation of the effect of variation of moisture and density upon thermal conductivity and some physical characters of low denisty concrete
… (M.S.)--Michigan State College of Agriculture and Applied Science. Dept. of Mechanical Engineering, 1955
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Heat transmission through farm building metal roofs under summer conditions
Thesis (M.S.)--Michigan State University. Dept. of Agricultural Engineering, 1971
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Dynamic exergy-based methods for improving the operation of building energy systems
… systems through the application of conventional and advanced exergy-based methods. Two different case studies are considered here. The first one is a theoretical single-office building equipped with heating and ventilation systems, located in a typical cold-climate region. The second case study …
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Background concentration of airborne microbe in new constructed building
… such as residences, offices, schools, hospital and vehicles. This study investigate the level of airborne microbe in indoor environment at three different phase of building commissioning for a new constructed building in Bandar Baru Bangi, Selangor, Malaysia. Three phases involved is after …
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The effect of various types of building roof materials on the cooling load
… in the building which lead to cost savings and reduce the emission of gases that pollute the environment directly. Therefore, Building information modelling took great interest in recent years in the world in terms of the design simulation of the buildings and choose the best design. This …
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Feasibility study of air catcher for natural ventilation application
Ventilation is the process of supplying fresh air and removing stale air. Natural ventilation is an effective method to save energy required to condition building and to improve indoor air quality. It is widely recognized as contributing in low energy building design. In present work, five types of …
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Solar water heating system in libyan buildings
Solar energy is a clean and abundant energy resource that can be used to supplement several energy needs. Solar energy can be utilized as a form of heat, such as solar water heating, and as electricity, such as solar photovoltaic. Solar water heating systems are commonly referred to in the industry …
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Humidity control in different building applications; restaurant and operation theatre
… a low dew point temperature to meet humidity standard. This increase the required cooling energy and heating energy is needed to raise the supply air temperature to meet the room’s design temperature. This research was carried out to study energy efficiency and indoor environment factor in two …
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Design and economic analysis of solar home system for urban areas of Mogadishu using homer software
… of electricity) is hydropower because heat and fuel are still on some scale. This problem comes about in less efficiency and financial decay of some nations such as Somalia which is among the country at very high speed in progress, the grid lines from distant places are stack and they are …
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Passive design approach in enhancing natural ventilation performance of two storeys residential buildings in tropical climate
… maintaining low energy consumption, natural ventilation is the best source of air movement to relied on. However, inconsistency of surrounding air movement in urban areas may not provide sufficient air flow for building in the area. Based on previous research, there are building design …
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Generation and biological collection efficiency of MS2 bioaerosol for the evaluation of aerosol filtration devices
… to separate bioaerosols from gas streams in heating and ventilation systems to protect human health and enhance national security. The goal of this research is to develop an experimental setup to evaluate the virus removal efficiency of an electrothermally regenerated activated carbon fiber …
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Performance of an air-to-air heat pump heating and recovery unit at high ventilation rates
This thesis reports on design and performance studies of a prototype combined air source heat pump and storage system, retro fitted to heat occupied spaces subjected to high ventilation rates. The source of heat is from the air in the extract duct. Two limiting thermal conditions exist. The first …
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Background concentration of airborne microbe in new constructed building
… such as residences, offices, schools, hospital and vehicles. This study investigate the level of airborne microbe in indoor environment at three different phase of building commissioning for a new constructed building in Bandar Baru Bangi, Selangor, Malaysia. Three phases involved is after …
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