An analysis of the economic viability and greenhouse gas emissions reductions resulting from the use of solar water heaters in a typical Brazilian dwelling.

dc.contributor.authorAltoƩ, Leandra
dc.contributor.authorOliveira Filho, Delly
dc.contributor.authorCarlo, Joyce Correna
dc.contributor.authorMonteiro, Paulo Marcos de Barros
dc.contributor.authorMartins, Isabella Theresa de Almeida
dc.date.accessioned2018-10-04T15:41:51Z
dc.date.available2018-10-04T15:41:51Z
dc.date.issued2017
dc.description.abstractSeveral countries have reduced their energy consumption and greenhouse gas emissions levels in buildings by promulgating laws, formulating standards and instituting certification programs. In this context, Brazil launched an energy efficiency certification for buildings in 2009. This study aimed to analyze the economic viability and potential greenhouse gas emissions reductions associated with the use of solar water heaters in a typical Brazilian dwelling. Solar thermal systems were simulated at different energy efficiency levels and shower water flow rates. It was found that the use of solar water heater, as compared with electric heater without a hot water storage, presented internal return rate of approximately 26% per year, simple payback around 4.5 years; net present value about US$ 2,194.00 and cost of conserved energy around US$ 0.12 kWh-1. This study also verified that solar water heater use in a typical Brazilian dwelling reduced emissions compared with electric and gas heating by approximately 95 and 256 kgCO2equivalentyear-1, respectively. The total reduction potential of greenhouse gas emissions by use solar water heaters for the Brazilian residential sector was substantial, around 5.75 million tCO2equivalentyear-1.pt_BR
dc.identifier.citationALTOƉ, L. et al. An analysis of the economic viability and greenhouse gas emissions reductions resulting from the use of solar water heaters in a typical Brazilian dwelling. Latin American Journal of Energy Research, v. 4, n. 2, p. 1-10, 2017. Disponƭvel em: <http://www.periodicos.ufes.br/lajer/article/view/17543>. Acesso em: 03 maio 2018.pt_BR
dc.identifier.issn23582286
dc.identifier.urihttp://www.repositorio.ufop.br/handle/123456789/10312
dc.identifier.uri2http://www.periodicos.ufes.br/lajer/article/view/17543pt_BR
dc.language.isoen_USpt_BR
dc.rightsrestritopt_BR
dc.subjectSolar thermal energypt_BR
dc.subjectEfficient buildingspt_BR
dc.subjectEconomic feasibilitypt_BR
dc.subjectEnvironmental impactspt_BR
dc.titleAn analysis of the economic viability and greenhouse gas emissions reductions resulting from the use of solar water heaters in a typical Brazilian dwelling.pt_BR
dc.typeArtigo publicado em periodicopt_BR
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