Energetic Sector
Mostrando 1-12 de 35 artigos, teses e dissertações.
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1. Reabilitação térmica: Contributo das argamassas com incorporação de material de mudança de fase
RESUMO O setor residencial encontra-se muitas vezes envelhecido, apresentando necessidades de intervenções urgen-tes. Assim, torna-se importante reabilitar edifícios do ponto de vista estrutural, estético e funcional. A reabili-tação térmica é uma importante oportunidade para atingir níveis mais elevados de desempenho energético, reduzindo a elevad
Matéria (Rio J.). Publicado em: 10/06/2019
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2. Energetic use of wood waste in one center for the production of red ceramics in São Paulo State / Uso energético de resíduos madeireiros em um pólo de produção de cerâmicas vermelhas do Estado de São Paulo
The use of forest biomass is an important alternative of renewable energy source, economic, technical and environmentally viable, fighting for space with other energy sources, more expensive or non-renewable, such as natural gas, electricity, diesel and LPG. Within the industrial sector, biggest consumer of biomass energy, the segment of red ceramics represe
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 22/08/2012
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3. Influence of pre and postnatal energy restriction on the productive performance of ewes and lambs
The objective of this study was to evaluate the influence of feeding energy levels during the last third of gestation and lactation on performance of ewes and lambs up to weaning. The experiment was carried out in the sheep raising sector of Universidade Estadual de Londrina (UEL), from August to December of 2007. Thirty-two adult lambs with 105 days of gest
Revista Brasileira de Zootecnia. Publicado em: 2012-04
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4. Incorporação de energia na vida útil de uma colhedora autopropelida de cana-de-açúcar / Energy embodiment in life cycle of a self-propelled sugarcane harvester
The energy subject is one of the main challenges of 21st century. The geopolitical and environment aspects, they are concern sources to the current economic model. Brazil presents advantages in comparison to the world due to the use of renewable energy. Since 2007, products from the sugarcane have assumed the first place as a renewable source in the Brazilia
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 23/11/2011
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5. Contratos agrários na agroindústria canavieira em Goiás:legalidades e conflitos / Land contracts in the sugarcane industry in Goiás: legalities and conflicts
With the retake of the agro-energetic policies, the Central Government in Brazil was forced to present public policies to stimulate the expansion of the sugarcane agribusiness in the nation. The agroindustrial sector related to the production of juices and sugarcane derivatives in the Goiás state, experiencing a time of great expansion due to the constructi
Publicado em: 2010
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6. Project finance: a type of financing applied to wind Ceará / Project finance: uma modalidade de financiamento aplicada a energia eólica do Ceará
This work emphasizes the importance of the eolic energy and demonstrates the eolic potential technically profitable in the Ceará State. It specifically investigates a financial modality named Project Finance, through its definitions, risks, advantages and disadvantages. It also demonstrates the role played by the Project Finance as an alternative of long te
Publicado em: 2010
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7. Avaliação do potencial da casca de Eucalyptus spp. para a produção de bioetanol / Evaluation of the potential use of Eucalyptus spp. bark for bioethanol production
The use of no fossil source for biofuels production has been stimuled in the all world. Proposing a new global scenario related to the energy matrix, together with the environmental conditions, there is the need to search alternative renewable raw materials. In this context, Brazil presents special conditions, considering the lignocellulosic residues from th
Publicado em: 2010
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8. Parâmetros produtivos e comportamentais de ovelhas e cordeiros submetidos à restrição energética
The objective of this work was to evaluate the influence of feeding energy levels during the last third of gestation and lactation on productive and behavioral parameters of ewes and its lambs. The experiment was carried out in the sheep raising sector at the Farm School of UEL from August to September of 2007. It was used 32 adult ewes with 105 days of gest
Publicado em: 2009
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9. Descarbonization of dominant energetic regime : perspectives on economy of hydrogen in Brazil / Descarbonização do regime energetico dominante : perspectivas para a economia do hidrogenio no Brasil
In the last decades technological development of energy sector has evolved in connection with environmental worries, in as much as these ones have also influenced options for some specific energetic technologies. Current context is characterized by fossil fuel and intemal-combustion engine, such reality presents steady increase of energy consume and brings d
Publicado em: 2008
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10. Substitution of Electrotherm by Combustible Gases in the Industrial Sector / Substituição da eletrotermia por gases combustíveis no setor industrial
This work analyzes the technical, economical and financial viability to substitute the resistive electrotherm for the direct combustion of fuel gases, such as natural gas (NG) and liquefied gas of petroleum (LGP). In order to do so, a study of the electrotherm presence in the productive process of some industries located in The Great São Paulo has been done
Publicado em: 2008
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11. Analysis of participation of energy self producers and independent producers in the Brazilian electric sector. / Análise da participação dos autoprodutores e produtores independentes de energia no setor elétrico brasileiro.
Historically, the electric power supply in Brazil has a role that stands out in the domestic economic growth, due to its capacity to add revenue through the promotion to large-sized industries. Its strong association in the composition of the domestic revenue is of general concern of all individuals involved and interested in the power supply in Brazil, whic
Publicado em: 2008
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12. Limites e possibilidades de desenvolvimento da cadeira produtiva do álcool: um estudo de caso no Rio Grande do Sul
The actual energetic context is characterized by environmental problems caused by de industrial developing and by the high value of oil (energetic base of the developing model) witch leads us to the search of alternatives (renewable energies), that may complement or replace the actual existing energy chain. In this reality the development in Brazil is remain
Publicado em: 2008