129 research outputs found

    Diagnosis of the Basic Sanitation of the Prata Lagoon and Maresia Lagoon, Prosai-Maués Project, Located in the Municipality of Maués - Amazonas

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    The discussion about the quality of Environmental Sanitation (ES) services is currently highlighted because it is directly linked to the population\u27s quality of life. Assessing the scope of SA services has become an important tool for the management of municipalities and states, as it allows the adaptation to the reality of the population to improve future planning, foreseeing the expansion of SA services. The Municipal Basic Sanitation Plan - PMSB was established by Law No. 11.455 / 2007 as an important planning tool for basic sanitation services. It consists of programs, projects and actions aimed at improving the conditions of services that constitute basic sanitation: water supply, sanitation, as well as urban solid waste management and urban river water. With the accelerated urban growth in the municipality of Maués and the intense aggressions to the environment, the PROSAI-MAUÉS ES indicators were identified and diagnosed, which propose improvements in the urban, environmental and basic sanitation conditions of the municipality with the recovery of Lagoas do Silver and Maresia, which for many years have suffered from pollution around the lagoons. The lagoons in question were chosen for the implementation of PROSAI-MAUÉS, explained by the occupation of its margins by low-income population installed on stilts, the existence of flood risk points and the need for renewal of this urban fragment of tourist importance. On-site research was conducted using observation techniques and photographic recording to describe the conditions of local sanitation services. The experience of the PROSAI-MAUÉS project indicates that it is necessary to seek the institutional strengthening of the entities involved with the local society since the early stages. from the initial planning and execution to the final phase of monitoring and follow-up of the services provided by the basic sanitation works, thus ensuring the sustainability of the Program for future generations

    Briquetting as an Alternative for the Use of Urban Wood Waste as a Mitigation Process on Environmental Impacts in Manaus

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    Waste generation has become one of the most important issues of the century, every production process has significant losses due to the lack of proper management, especially wood waste, which becomes environmental liabilities, given the search for low environmental impact solutions, such as Microusina. Briquettes The scenario for initial investments that would be R 63,706.62infixedcostsforimplementationpurposesandR 63,706.62 in fixed costs for implementation purposes and R 109,274.02 in variable costs for the first month, added up to R $ 792,980.64 (20%) of the amount spent in the year. 2018. The results of this research reflected that briquetting is an economically viable technological alternative that sets precedents for sustainable development in the Amazon, and may prove to be a powerful instrument for environmental compensation and cooperation among generating agents, collectors and the public authorities. , where it successfully fulfills its social function, generating cultural change and change and attitude towards waste disposal, reduction of generation, reduction of pressure under native forests, and minimization of environmental liabilities

    Waste Reuse in a food establishment for the production of organic fertilizer in Manaus - Amazonas

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    Organic waste has been a threat to society and the environment, both by the amount generated and the inadequate treatment. Seeking solutions to these wastes, composting becomes an efficient process through accelerated biodegradation. The present study aimed to analyze the reuse of organic waste generated in a food establishment in Manaus-AM. The quantitative methodology presented two steps, weighing for three (3) weeks daily, (i) the waste generated in the kitchen and (ii) discarded by consumers, in addition to the total compost generated by the compost, as a basis for treatment of this material, as way of minimizing the amount of these wastes, analyzing the productive activities of this establishment. Given the results obtained it was observed a disposal of almost 30 kg / week, which if estimated, can reach a value of 0.5 tons / year, for each type of disposal evaluated, totaling a value that can reach 1 ton of organic waste disposed of by this small food establishment. Analyzing the composting process, the data show that there is a reduction in the amount of materials generated, due to their transformation into organic fertilizer, obtaining 50% of the total value produced from the waste, thus indicating a solution to the problems arising from the incorrect disposal of waste. organic matter, which is close to 54% of this waste generated in Brazil. In addition, currently about 1.3 billion tons of food is wasted and there are on average about 815 million hungry people in the world, proving to be an alternative of economic, social and ecological viability

    Proposal of LPS Implementation in Popular Buildings in Manaus City

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    This research proposes a study about a lightning protection system - LPS applied to popular buildings in the city of Manaus-AM, considering its importance for the protection of the whole structure, as well as the people who circulate in it. Atmospheric discharge is a force of nature, so it is almost impossible to stop this process from occurring or flowing with you. However, measures can be taken to avoid damage to the population, such as risk of death to living beings, as well as problems with electronic equipment and compromise of the building structure, with the adoption of lightning protection system in the most efficient way. . In addition, an atmospheric discharge, when it hits a structure, can cause internal systems to fail, considering that each structure is subject to damage determined by certain factors, such as: type of construction, function of the structure, power lines and metal pipes, among others. . The region and its intrinsic characteristics should also be considered as an indicator of climate change, indicating an increase in the region\u27s occurrence

    Energy Efficiency Analysis in a Higher Education Institution in Manaus - Amazonas

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    Thinking about solving the problem of high consumption and high cost in the electricity bill, this study proposes to present proposals to increase the energy efficiency of the site. In this sense, it is proposed an energy efficiency analysis of a Public Higher Education Institution in the Municipality of Manaus, Amazonas. A building survey was performed on the appliances and components of the building\u27s electrical system, as well as an assessment of electricity bills to measure consumption. In order to verify voltage, current and power, electric measuring instruments were used to elaborate proposals aiming at increasing the energy efficiency of the site. Through the results obtained during the building survey at the IES, it was possible to observe the anomalies of the systems and indicate proposals for repair or replacement of equipment to increase the energy efficiency of the building. From the results obtained from the invoice it was possible to propose a new value of demand contract and by comparing the collected data, we identified the appliances that make the electric system less efficient, in this case, the air conditioners. Recurring payment problems with overconsumption were encountered. Adhering to the proposal of a new contract value with possible annual savings of R 22,543.92referringtothepaymentofthedemandportionintheelectricitybill.ItisalsoproposedtoreplacecurrentlampswithLEDtubelamps,reducingenergyconsumptionby9,122kWh/monthandsavingR 22,543.92 referring to the payment of the demand portion in the electricity bill. It is also proposed to replace current lamps with LED tube lamps, reducing energy consumption by 9,122 kWh / month and saving R 3,263.57 per month. As for the proposal presented for the HVAC system, given the exchange of existing appliances for new and energy efficient, was not viable. Despite representing a reduction of 41869.91 kWh / month, the expected investment is not paid

    Quantification of CO2 Emissions by Top-down Method of Manaus Public and Private Transport Fleet

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    Air pollutants emitted by motor vehicles make a major contribution to air pollution in large urban centers, accounting for about 75% of emissions. The estimation of GHG emissions by the “Top-down” method used in the National Energy Balance - BEN, provides for the conversion of all fuel consumption measures to a common unit. Thus, the study aimed to guide the monitoring and monitoring of the concentrations of pollutant gases emitted by diesel combustion vehicles, comparing CO2 emissions in 2018, in two public and private transport fleets in the city of Manaus. - AM Based on the application of the Top-Down methodology generating the data in the comparative table of public and private transport companies, it is evident that CO2 emissions for both fleets present a high air pollution index suggesting the adaptation of the vehicle fleet. by adopting similar fuel with lower pollutant content. The data obtained in the study show that fuels with low emission factors should be used in urban public transport vehicles

    Degrees of Risk of Environmental Impacts Arising from Irregular Occupations in the Northern Zone of Manaus - Amazonas

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    The disordered urban growth in the city of Manaus has had serious consequences for the environment in recent years, especially towards the northern part of the city. It is extremely important to verify the environmental impacts caused by this situation, in order to define the priority areas for planning and recovery actions of the areas. Sixteen areas were identified during the study, which were divided into four quadrants to define their risk levels. The risk levels were I - low, II - medium, III - high and IV - very high. The first criterion for dividing the areas in the quadrants was to identify similar characteristics between them and the second, the proximity of the areas, considering, therefore, the size of the area, as well as the loss of vegetation cover, the state of the soil and the existence and quality of the areas. water resources near the occupied areas. It was found that the presence of streams is a decisive factor to increase the environmental risk of a occupied area, in which anthropic actions intensify natural processes. Another factor considered is related to the degree of erosive processes, therefore, the occurrence of gullies and ravines accounted for the increased risk. After accounting for recorded impacts, quadrant B, located in the Cidade de Deus neighborhood, has a high environmental risk, while quadrants C and D have medium risk. These three quadrants have streams in their areas, however, quadrant A, which has no water body, has a low degree of risk, although three of its four areas have gullies. From this analysis, it is possible to define mitigation and impact containment measures, allowing natural resources to be preserved for the well-being of everyone today and for years to come

    Electrical Surge Protection Device (SPD): An Alternative to Reduce Material Loss

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    The SPD is undoubtedly the equipment designed to protect the electronics of any building, one of the protections that together with proper grounding and SPDA, are widely used by industry to protect their equipment and people. This research shows the importance of SPD for electrical installations in general, shows that we still do not have the risk of encircling all electrical protections in our homes, which lead to inquiring. Why not use all safety measures in our residential electrical installations, viewed as people who build a bus camera rated by a qualified professional, to guide their client, explaining to him the importance of a safe installation, ie the values with electrical material are still elevated for safe construction. In this research, some brands of SPD were analyzed and compared as to the method of manufacture, classification and prices, a survey that also did not comply with Law No. 11,337, of July 26, 2006. Determines the obligation that the buildings have a system grounding and electrical installations used with the use of conductor protective earth, as well as making the presence of conductor protective earth mandatory in the electrical appliances it specifies. Law 12,119 / 09, of December 15, 2009, amends art. 2 of Law No. 11,337, of July 26, 2006, to better detail the scope of its content and to adapt the nomenclature used to the technical standards used. "Art. 2 Electrical and electronic equipment, with metal housing marketed in the Country, classified in class I, in accordance with the relevant national technical standards, the items allowed for use in earth protection and with plugs, are also allowed in accordance with Brazilian technical standards

    Mobile Android APP Proposal Using an Inventor Platform Applied to Energy Efficiency and Sustainability

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    This paper reports on the implementation of the efficient Manaus project, with the objective of developing a mobile application that expires on energy saving, related to environmental issues, since energy production, advanced natural resources. This application is designed to be used in a residential unit to provide residents with information on formula applications that explain the generation and energy expenditure of household electrical appliances, use or usage tests, and usage of the device. lowering values ​​and minimizing the use of environmental resources. Thus, through a process of raising awareness of the knowledge gained from research in recent years, as well as providing quality content and ease of access, use the Google platform "APP INVENTOR" as a framework for testing results. Therefore, compile information on the best use of energy from a variety of information, including the elaboration of a Quiz, which addresses questions such as: where does electricity come from; tariff flags; efficient equipment; and electricity security, implemented in the application where they were supported by tools such as cartridges, and information from the agencies that reference each of these themes. This mode generates positive expectations for the future, which can create numerous other applications with information that helps to understand products, processes, changes in the sustainability context, to minimize impacts by new technologies
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