4 research outputs found

    Designing nearly zero energy buildings : energy efficiency and on-site generation

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    This thesis proposes and applies methodologies for assessing the technical and economic feasibility of nearly Zero Energy Buildings. Four studies were conducted. The first study entitled “Constructive systems for social housing deployment in developing countries: An analysis using life cycle carbon assessment in Brazil” assesses the energy use and GHG emission in social housing in Brazil. “Greenhouse gas mitigation potential and abatement costs in the Brazilian residential sector” is the second study. This work assesses cost-effective abatement opportunities to reduce CO2 emissions in the Brazilian residential sector. The third study entitled “Assessing the restricted deployment of distributed solar photovoltaics in the household sector in developing countries: An analysis by income level in Colombia” proposes a methodology to project the technical, economic and market potential of solar PV in the residential sector. “Optimization model for evaluating on-site renewable technologies with storage in zero/nearly Zero Energy Buildings” is the last paper presented. This study develops, tests and applies an optimization model to evaluate on-site renewable energy technologies with storage in buildings. General findings show that there is a potential for reducing energy consumption in the buildings sector and, hence, GHG emissions. The main barriers for the deployment of nearly Zero Energy Buildings were also identified. Energy policies to overcome the barriers are proposed in the conclusions.Esta tese propõe e aplica metodologias para avaliar o potencial técnico e econômico de edificações com consumo de energia próximo de zero. Para isso, quatro estudos são apresentados. O primeiro artigo, chamado “Sistemas construtivos para a implementação de moradias sociais em países em desenvolvimento: uma análise usando avaliação de ciclo de vida do carbono no Brasil” avalia o uso de energia e as emissões de gases de efeito estufa em moradias sociais no Brasil. O segundo artigo, chamado “Potencial de mitigação de gases de efeito estufa e custos de abatimento no setor residencial brasileiro”, avalia oportunidades de abatimento de CO2 custo-efetivas no setor residencial brasileiro. O terceiro estudo, “Avaliação da implementação restrita de energia solar fotovoltaica distribuída no setor residencial em países em desenvolvimento: uma análise por nível de renda na Colômbia”, propõe uma metodologia para calcular o potencial técnico, econômico e de mercado da energia solar fotovoltaica no setor residencial. O último trabalho apresentado, chamado “Modelo de otimização para avaliar tecnologias renováveis de geração in situ e bateria em edificações com consumo de energia próximo de zero”, desenvolve, testa e aplica um modelo de otimização de mínimo custo para avaliar tecnologias renováveis e bateria em edificações. Os resultados mostram que há potencial para reduzir o consumo de energia no setor de edificações, e, portanto, as emissões de gases de efeito estufa associadas. As principais barreiras para a implementação de edificações com consumo de energia próximo de zero também foram identificadas. Finalmente, políticas energéticas são propostas nas conclusões

    Technical-economic potential of PV systems on Colombian residential sector

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    Solar energy is the second most applied variable renewable source worldwide, after the wind. In 2014, its world installed capacity was around 177 GW. During the past years, the yearly new capacity of photovoltaic (PV) solar yearly new capacity has exceeded new wind projects, highlighting this new solar power trend. This study aims to estimate technical and economic potential of the solar PV in the Colombian residential sector taking into account characteristics such as socio-economic stratum, household electric power consumption, tariffs by utility and capital cost. Technical-economic simulation tools were integrated into a geographical information system (‘GIS’) to permit a spatial analysis. Results shows solar generation potential and its annual penetration potential for all socioeconomic strata within all Colombian municipalities up to 2030. The current technical potential is around 9.1 GWp (13.10 TWh/year), while the economic potential will be 3.2 GWp by 2030.The authors would like to express their gratitude to the Conselho Nacional de Desenvolvimento Cientifico e Tecnológico (National Scientific and Technological Development Council – CNPQ), Coordenação de Aperfeiçoamento de Pessoal de Nível Superior ((Brazilian Federal Agency for the Improvement of Higher Education-CAPES) and NETEP - European-Brazilian Network on Energy Planning, a project supported by a Marie Curie International Research Staff Exchange Scheme Fellowship within the 7th European Union Framework Programme (PIRSES-GA-2013-612263), for the essential support given for this work to be carried out

    Memorias de la semana de la Facultad de Educación / VI Semana: Investigaciones educativas y pedagógicas.

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    El presente libro, publicado en la Editorial de la Corporación Universitaria Minuto de Dios – UNIMINUTO, reúne las memorias de la VI Semana de la Facultad de Educación – FEDU “Investigaciones Educativas y Pedagógicas”, evento que se realiza cada año con el fin de intercambiar experiencias académicas, culturales y deportivas entre los estudiantes y profesores de la Facultad, con la participación de otras Universidades interesadas en compartir sus experiencias en el campo de la investigación, la cultura y el deporte. La temática para la VI Semana de la FEDU en 2016 estuvo relacionada con la investigación en torno a la educación y la pedagogía, de tal forma que los profesores y los estudiantes tuvieron la oportunidad de intercambiar experiencias desarrolladas en los proyectos y en los semilleros de investigación; además, los estudiantes y los egresados tuvieron la oportunidad de presentar los resultados de sus trabajos de grado y otros estudios productos de investigación
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