History Of Electricity
Mostrando 13-19 de 19 artigos, teses e dissertações.
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13. As primeiras décadas da eletricidade e do saneamento básico na capital paraibana , 1900-1940
This dissertation discusses the early decades (1900-1940) of the history of three public utilities provision of electricity, water supply and sewage disposal in the capital of the State of Paraíba, Brazil. Their introduction took place quite late in comparison with many Brazilian towns and cities (only in 1912 and 1924) and was preceded by some unsuccessful
Publicado em: 2005
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14. Media and Temporalities: the theft of the present and the collective construction of the future in the eletroelectronic communication. / Mídia e temporalidade. O roubo e a contrução coletiva do futuro na comunicação eletroeletrônica
The Industrial Revolution reinaugurated the concept of everyday life as we understand today. Before, the measure of social time was established by common peoples experience, which means time labeling was produced mainly by the observation of rhythm of nature, as cycles and periodization endured by a living body. With the advent of electricity, the dynamo imp
Publicado em: 2005
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15. POR UMA ESTÉTICA DA DELICADEZA: RESSIGNIFICANDO CONTOS E IMAGENS NAS ROÇAS DE MINAS / FOR AN AESTHETICS OF DELICATENESS: RESIGNIFYING STORIES AND IMAGES IN THE BACKWOODS OF MINAS
This dissertation narrates an ethnographical research, dealing with the life history of a community, Córrego dos Januários, located in a small village in the countryside of Minas Gerais. This place, as many others throughout Brazil, has faced radical changes in its day-to-day living, triggered by the recent arrival of electricity and television, compromisi
Publicado em: 2004
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16. Monitoramento e diagnÃstico de estado de disjuntores de alta e extra alta tensÃo como tÃcnica de manutenÃÃo preditiva
Concerning to the present rules applied to the energy sector in Brazil, quality of services plays an important part in determining conditions in which better results will be achieved. The Brazilian Electricity Regulatory Agency ANEEL - has imposed severe penalties to the electric companies involving large amount of money in case of equipment failures.
Publicado em: 2004
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17. Occupational exposure to magnetic fields in relation to mortality from brain cancer among electricity generation and transmission workers.
OBJECTIVE: To investigate whether the risks of mortality from brain cancer are related to occupational exposure to magnetic fields. METHODS: A total of 112 cases of primary brain cancer (1972-91) were identified from a cohort of 84,018 male and female employees of the (then) Central Electricity Generating Board and its privatised successor companies. Individ
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18. A case-control study of motor neurone disease: its relation to heritability, and occupational exposures, particularly to solvents.
Motor neurone disease (MND) was studied in relation to various determinants in a case-control study covering nine counties in southern Sweden. A questionnaire about occupational exposures, medical history, lifestyle factors etc was given to all cases in the age range 45-79 and to a random sample of 500 population controls in the same age range. The questionn
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19. Environmental, occupational, and personal factors related to the prevalence of sick building syndrome in the general population.
Possible relations between prevalence of sick building syndrome (SBS) and environmental, occupational, and personal factors were studied in a random sample (0.1%) of the general population aged 20-65 in a three county region in middle Sweden. Childhood exposure to environmental tobacco smoke from smoking mothers and a childhood in urban areas was related to