Air Conditioning
Mostrando 13-24 de 141 artigos, teses e dissertações.
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13. Development of paints with infrared radiation reflective properties
Abstract Large buildings situated in hot regions of the Globe need to be agreeable to their residents. Air conditioning is extensively used to make these buildings comfortable, with consequent energy consumption. Absorption of solar visible and infrared radiations are responsible for heating objects on the surface of the Earth, including hou
Polímeros. Publicado em: 2015-06
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14. Factors affecting the bond strength of denture base and reline acrylic resins to base metal materials
OBJECTIVE: The shear bond strengths of two hard chairside reline resin materials and an auto-polymerizing denture base resin material to cast Ti and a Co-Cr alloy treated using four conditioning methods were investigated. MATERIAL AND METHODS: Disk specimens (diameter 10 mm and thickness 2.5 mm) were cast from pure Ti and Co-Cr alloy. The specimens were
J. Appl. Oral Sci.. Publicado em: 2013-07
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15. Heat treatment following surface silanization in rebonded tribochemical silica-coated ceramic brackets: shear bond strength analysis
OBJECTIVE: This study aimed to evaluate the effects of heat treatment on the tribochemical silica coating and silane surface conditioning and the bond strength of rebonded alumina monocrystalline brackets. MATERIAL AND METHODS: Sixty alumina monocrystalline brackets were randomly divided according to adhesive base surface treatments (n=20): Gc, no treatm
J. Appl. Oral Sci.. Publicado em: 2013-07
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16. Gestão energética na pequena e média agroindústria - um enfoque térmico
The dissertation presents a way of developing an Energy Management Plan for small and medium agribusiness. The work brings the document "Energy Management Plan for Small and Medium Agribusiness," with an appropriate language to the end user, usually entrepreneurs with little specific knowledge on the subject. The plan presents tools and means to implement in
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 31/03/2012
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17. Incidência microbiana e medidas preventivas de contaminação em superfícies de um centro cirúrgico
The composition and concentration of microorganisms are extremely important components to demonstrate the level of hygiene in hospital operating rooms. The information from these strategies can be developed to maintain a biologically safe hospital environment by eliminating the focus of contact and transmission, and thus preventing nosocomial infections that
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 29/02/2012
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18. Mycoflora study in a wheat flour mill of Argentina
The mycoflora of the environment: wheat conditioning, milling and screening, and filling zone, as well as, raw material -wheat-, intermediate product -grits- and end product -flour- on day 1, and after cleaning improvements -days 45 and 90- were studied in an Argentine wheat mill. Samples were incubated at 28°C for 5-7 days on Malt Extract Agar with chloram
Braz. J. Microbiol.. Publicado em: 2012-12
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19. Innovative Bracket Design Concepts for the Installation of Aircraft Systems
Abstract: Following continually varying customer specific demands across the globe, aircraft design strategy is constantly changing. The manufacturers are focusing on finding ways to make the products more .fiexible thus meeting the several product variants with controlled manufacturing costs. Herein, the .fiexibility addresses the variety of needs with less
J. Aerosp. Technol. Manag.. Publicado em: 2012-09
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20. APROVEITAMENTO DE FONTES ALTERNATIVAS PARA REDUÇÃO DO CONSUMO DE ENERGIA ELÉTRICA E REFLEXOS NOS SEUS CUSTOS / UTILIZATION OF ALTERNATIVE SOURCES FOR REDUCING POWER CONSUMPTION AND ITS CONSEQUENCES IN COSTS
Residential consumption accounts for around one third of total energy consumed in Brazil. The electric shower is the main component of this consumption, along with air conditioning. Hence, much research has been conducted in order to reduce the consumption of this sector and the use of alternative energy sources. Among these include mainly solar and geotherm
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 17/09/2011
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21. Condition based maintenance applied to an air conditioning system as a prerequisite for office building sustainability. / Manutenção baseada em condição aplicada a um sistema de ar condicionado como requisito para sustentabilidade de edifício de escritórios.
Due to extensive extraction of natures resources, extinction of species, emission of gases into the atmosphere, water and power consumption, to climatic changes of the planet, mankinds impact on earth requires containment and preservation of the environment. The future of humanity is being questioned and something must be done. Responsible for the consumptio
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 01/09/2011
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22. Análise crítica da Norma Brasileira ABNT NBR 16401-1 (Instalações de Ar Condicionado - Sistemas Centrais e Unitários parte 1 - Projeto das Instalações), 16401-2 (Parâmetros de Conforto Térmico) e 16401-3 (Qualidade do Ar Interior)
The present issue turns around Air-conditioning installation and aims to study the Brazilian Standard ABNT NBR 16.401/2008 (Air-conditioning Installations Central and Unitarian Systems, parts 1, 2 and 3, respectively, Installations Projects, Thermal Comfort Parameters, and Indoor Air Quality). Its goal is to present and make it easier to understand, as well
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 31/08/2011
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23. Estudo da eficiência para a ventilação natural dos sheds em hospitais da Rede Sarah / Study of the efficiency of natural ventilation of sheds Sarah network in Hospitals
Natural ventilation in tropical regions is an efficient design strategy for achieving thermal comfort and reducing energy consumption. The utilization of natural resources and climate conditions improves integration of the building with its surroundings and allows comfort conditions through passive systems of conditioning. The effects of wind on a building a
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 22/08/2011
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24. Influência da rotação no desempenho de um condicionador de ar automotivo / Influence of rotation on the performance of an automotive air conditioner
O presente trabalho apresenta um estudo experimental em um condicionador de ar au-tomotivo, onde a rotação do compressor é alterada, com a finalidade de avaliar os parâmetros de funcionamento afetados quando são utilizadas diferentes rotações. Para monitorar suas variáveis, o sistema de ar condicionado de um veículo corsa hatch 1.4 é instrumentado
Publicado em: 2011