Technical And Economical Viability
Mostrando 1-12 de 32 artigos, teses e dissertações.
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1. INCREASED ENERGY COGENERATION IN THE SUGAR-ENERGY SECTOR WITH THE USE OF SUGARCANE STRAW, ELECTRIFICATION OF DRIVES, AND HIGH-DRAINAGE ROLLERS IN THE EXTRACTION
ABSTRACT The sugar-energy sector stands out in the production of electrical energy in the Brazilian energy matrix. The updating of Law 9,427 allowed increasing the limit of power injected in the transmission or distribution systems of existing projects from 30 to 50 MW, encouraging studies of expansion and/or implementation of new cogeneration projects. This
Eng. Agríc.. Publicado em: 2020-04
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2. Reajuste e revisão dos contratos de concessão dos serviços públicos de abastecimento de água potável e esgotamento sanitário
The National Law on Basic Sanitation - (LNSB in Portuguese - Law n 11.445/07) establishes the national guidelines for basic sanitation, for the federal policy of basic sanitation and, among other activities, disciplines how public supply services for potable water and sanitary depletion should be provided, setting a new model regulared by an appropriate plan
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 09/11/2012
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3. Uso de materais não convencionais para base de pavimentos asfálticos no muunicípio de Aparecida de Goiânia - GO / The use of non-conventional materials for asphalt pavements base in the city of Aparecida de Goiânia-GO
The city of Aparecida de Goiania-GO has a current estimate of 16,782,313 m of urban roads, and there are still 51.5% to be paved. However, the technical staff of the mayor is facing a challenge related to the purchase of lateritic gravel for paving of these streets. Taking into account that most roads in the city has a low volume of traffic (N ≤ 5.105)
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 29/03/2011
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4. Atual estágio de desenvolvimento da tecnologia GTL e perspectivas para o Brasil
Although the production of liquid fuels from coal, natural gas (CTL and GTL processes) and other carbon sources has been discovered 90 years ago, the interest was renewed in the last years motivated by stranded gas reserves and by petroleum market instability. This review intends to show the scenario of these technologies nowadays, discussing the applied tec
Química Nova. Publicado em: 2011
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5. ANÁLISE ESTRUTURAL DE PÁS DE GERADOR EÓLICO DE PEQUENO PORTE FEITAS DE FIBRA VEGETAL BRASILEIRA / STRUCTURAL ANALYSIS OF BLADES SMALL WIND GENERATOR MADE OF BRAZILIAN VEGETABLE FIBER
The wind energy potential in the Northeast of Brazil, and especially in the state of Ceará is huge and offers conditions to compensate the missing options for building further full size hydroelectric Power plants and to guarantee the energy supply for this region with green renewable energy. Apart from that it offers opportunities for promoting a sustainabl
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 10/11/2010
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6. Análise técnica e econômica de um sistema de refrigeração por ciclo de absorção amônia-água e sua integração com um abatedouro de aves / Technical and economical analysis of an ammonia-water absorption refrigeration cycle and its integration with a poultry slaughterhouse
Este trabalho apresenta uma análise técnica e econômica da substituição parcial de um sistema de refrigeração por compressão de vapor por um sistema de absorção água-amônia e sua integração energética com um abatedouro de aves. Na primeira parte do trabalho, é desenvolvido um quadro geral para a modelagem termodinâmica de um sistema de refri
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 16/06/2010
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7. Avaliação técnica e econômica para aproveitamento da biomassa caprina em biodigestores no Semi-Árido Baiano.
The exhaustion of some fossil energy sources, caused by the increasing demand in the last years, as well as the worldwide consciousness about the environment issues, has brought a continuous quest for new sustainable means of production. In this new context, the biogas technology represents a real possibility of generating clean energy and, at the same time,
Publicado em: 2010
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8. Reusing of fine quarries in paving: a technical and economical approach / Reaproveitamento de finos de pedreiras em pavimentação: uma abordagem técnica e econômica
The wastes generated by the quarry companies from civil construction represent an activity that has been outstanding because of the countless problems that appear with their stockpiling and maintenance. The great concern with those wastes is linked to the capacity to generate social and environmental effects that can harm the ambient through the appearance o
Publicado em: 2010
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9. Estudo de viabilidade de um sistema de monitoramento de baixo custo para os sistemas de distribuição reticulados subterrâneos / Viability Study of a Low Cost Monitoring System for Underground Power Distribution
This work presents a viability study for a Low-cost Monitoring System (SMBC), through the examination of the operational improvements on electrical network distribution systems when new functions are added to network protectors relays allowing remote monitoring and control using typical automation protocols. The improvements on energy supply quality by reduc
Publicado em: 2010
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10. Gerenciamento de resíduos sólidos nas pequenas e médias empresas de Itabirito/MG
The solid waste management is a set of operational, financial and planning normative actions which have as objective to define segregation, gathering, package, storage, transport, minimization, reuse, recycling, treatment and final disposal of the materials discarded by industries. However, in most cases, industries consider the management of these materials
Publicado em: 2010
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11. MODELO PARA A ANÁLISE ECONÔMICA E FINANCEIRA EM PROJETOS PARA GERAÇÃO DISTRIBUÍDA DE ENERGIA COM FONTES ALTERNATIVAS / MODEL FOR THE ECONOMIC AND FINANCIAL ANALYSIS OF DISTRIBUTED ENERGY GENERATION PROJECTS WITH ALTERNATIVE SOURCES
The implementation of distributed generation (DG) offers many benefits to the society, the electrical sector where they operate, and the consumers connected to the network especially due to their electricity self-production. For this case, proponents normally fight against costs estimation problems in projects of DG. In this way, low-cost and quality pre-fea
Publicado em: 2010
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12. CARBONATAÇÃO NATURAL DE PROTÓTIPOS DE CONCRETO COM CINZA DE CASCA DE ARROZ SEM MOAGEM / NATURAL CARBONATION IN CONCRETE PROTOTYPES WITH NON-GROUND RICE HUSK ASH
Cement is the construction building material with higher responsibility by carbon dioxide emission of all industrial human activities, besides be a considerably expensive material, more than the rice husk ash in nature. Environmental benefits are generated in its utilization, because rice husk ashes are industrial process residues of the grain processing, th
Publicado em: 2010