Itens

• Feasibility of using the light steel frame system in civil construction works in the city of Manaus-Amazonas
  ABSTRACT A civil construction has sought the most efficient building systems and Light Steel Frame (LSF) system. The LSF is a constructive system of rational industrial and industrial, which uses light profiles of cold-formed galvanized steel with closures in thin sheets. However, the LSF system still presents market barriers in Brazil, since the use of this system requires an industry that provides necessary material and skilled labor. In this sense, the objective is to evaluate the feasibility of using the Light Steel Frame system in the construction of the city of Manaus, Amazonas. For this, a methodology of bibliographic review was used without research of this research. In considering the characteristics of the city of Manaus, evidently the same as that which is important to implement the LSF system in the construction industry, once Manaus is a city with industrial functionality capable of implementing a new industrial system such as the LSF, being necessary to qualify the and install factories that produce LSF system components. Keywords: light steel frame, construction system, Manaus.
• Waste management in civil construction
  The solid waste from the construction industry has a huge impact on the environment and has a large volume. Often this residue is not disposed of properly. The objective of this work was to address several stages of waste management in construction and its implications for the environment. the generation, classification, management and recycling were described with regard to construction waste, the technical, economic and legal instruments and propositions for integrated solid waste management were identified. The research was bibliographical and descriptive. The contact with articles published in scientific journals on the subject, dissertations in the area and authors that approach the theme chosen in this work, provided a basis for the academic reflection and to discover answers to the questions that were raised. All sectors involved in any phase of the construction process are responsible for preventing and reducing the amount of waste generated in order to avoid environmental problems in the future. In this way, it is necessary to seek to reduce the generation of solid waste in civil construction, which is the main route to be carried out. Keywords: Solid Waste. Waste management. Waste in Construction.
• The Importance of quality management in civil construction projects
  The research had as objective to investigate the quality management in the civil construction through a case study. It is assumed that quality management in construction is important so that processes are optimized, and deadlines are met. The methodology used involves citations of books and articles by renowned authors within the themes of Quality Management and Project Management in Civil Construction, as well as data extracted from researches made by competent and recognized bodies in the sector through their Internet sites, as well as through of documentation within organizations. it is important that the impacts of total quality management that contribute to increasing the profitability of construction companies are clarified so that this tool becomes interesting to entrepreneurs. The stimulus to establish a quality management system is also interesting for the consumer, since a product that is submitted to constant evaluations tends to have a final result of more quality, besides the fact that the quality management contributes with the reduction of production stages, and may also reduce the final cost of the product. Keywords: Construction, Quality management, Project management.
• The traffic in the Gilberto Mestrinho complex road in Manaus city: a case study
  Traffic engineering is responsible for planning new routes and assessing existing infrastructure. The public agencies responsible for traffic management in any state or municipality has as one of its tasks, is the collection of traffic data that aims to provide information for conducting traffic studies necessary for proper planning. The present study consists of a quantitative and qualitative analysis of the automotive vehicles traffic in Gilberto Mestrinho Road Complex in Manaus, better known as Rotatória do Coroado, and its adjacencies. The data were collected with the municipal agencies responsible for the traffic of vehicles in the complex under study to characterize and know how the traffic in the place works, beyond the factors that affect the transit of vehicles. Finally, some recommendations were made so that the disorders in the local traffic minimizes and has a satisfactory fluidity. Keywords: Traffic Engineering, Traffic, Traffic Studies.
• Soil containment in retaining wall with masonry structural flexion in the city of Manaus: A case study
  This project presents an alternative on the application of structural masonry in soil containment structures. The chosen location is in an area with great risk of landslide and erosion of soil masses, this project consists of the analysis of the soil in question, passing through the laboratory tests, dimensioning of the structural parts up to its execution schedule. This project also presents solutions for waterproofing and drainage of a retaining wall. In the executive part, it will start from the preliminary services, such as signaling and identification of the work, as well as cleaning of the land, lease of the wall, process and executive techniques, fulfilling and attending the premises of the project with respect to the quality, economy and safety of the set total. Keyword: Structural masonry, Wall of Arrimo. Sizing, Project, Execution
• Physical-mechanical performance of the concrete produced with fiber addition jute plant in the partial replacement of Portland cement in 0.5% and 1.0%
  This work presents a feasibility study of the use of Jute fibers (Corchurus capsularis) as reinforcement in the partial replacement of Portland cement in conventional concrete with fck of 25 MPa. For this, during the study stages, numerous laboratory tests were carried out with the purpose of characterizing the materials used in this research, both for the small aggregates and for the Portland cement and the proposed fibers. The objective after the characterization of the materials was to investigate the physical and mechanical behavior of the concrete specimens molded for the analysis of rupture at 7 and 28 days of curing and water absorption, divided into three different groups, a molding being the pilot with 0.0% addition of fibers denominated as reference and another two with different percentages extracted from the consumption of total cement used in concrete test specimens under analysis, being group 2 with 0.5% and group 3 with 1, 0% fiber. Keywords: Concrete, Jute Fiber, Potland Cement.
• Concrete curing analysis for high durability of structural concrete
  Concrete is the second material most consumed in the world, losing only to water, and currently its consumption is in the order of 19 billion tons per year. Concrete has been widely used for its versatility, durability and performance. Specifically in concrete, techniques are sought to reduce its permeability, since this provides greater mechanical strength and durability. For this, it is necessary to use specific additives for waterproofing by integral crystallization, which are added to the concrete trace at the time of its production. However, the objective of this article is to analyze the self-healing concrete for the durability of the structural concrete according to NBR 9575. In this way the research method used was constituted by a case study that demonstrates the importance of the process of crystallization of the concrete in the waterproofing system and the role of the technological rationalization process to which the construction industry was driven by factors such as the increase in the demand for buildings, be they residential, commercial or structural works in the cities. The results showed that the body with incorporated additive showed approximately 13% more resistance, the observation made to the naked eye and, the rupture was less sinuous than in the body of the simple trait, this suggests a more resistant cementitious paste after the addition of the crystallizing. Keywords: Concrete, Self-healing, Crystallizing.
• Proposal for the implementation of a transport management system in a Manaus conveyor
  One of the great challenges for the managements of the present time is to obtain a way of management that provides agility and quality to its procedures, and it was due to these challenges that the idea of this study started. The main objective of the study was to propose the implementation of a transportation management system in a carrier in Manaus, with the purpose of computerizing, optimizing, streamlining, organizing and improving the procedures for the distribution of goods, as well as the formation of company and thus ensure that all transportation and distribution logistics achieve the efficiency and effectiveness demanded by the carrier market of the city of Manaus, since information technology is an important tool to remain competitive in the market. The methodological process used for the study of this study was divided into bibliographical research and field research, in which the research approach was characterized as qualitative, because the study was based on a subjective nature, using written narratives, open questionnaires and closed and etc. The nature is research was classified as applied since the research sought to generate knowledge for practical application in the shipping company. The results obtained were presented in the proposed solution of the study, with the purpose of presenting the problems, actions and all the elaborated idea to solve the problems in the company. In this way, it was evident that it is inherent to an organization to invest in technology, in order to obtain quality, agility and efficiency in its processes and to guarantee better competitiveness in front of its competitors. Keywords: System; Management; Technology; Transport; Distribution;
• Proposal for optimization of a pull / push process follow-up of flexible packaging in the extrusion area
  This work proposes the improvement in the process of the Extrusion sector of the company RS Embalagens for better use of its setup's. With the proposal to reduce the high loss rate, increase productivity and efficiency, reduce production costs in the extrusion process. As a result, increasing the productive capacity in this sector of the company, presenting improvements in the production process aiming at competitive growth in the market, avoiding raw material wastes, thus reducing the refuse index. The globalization of the market has forced companies to seek continuous improvements within their production process, tending to reduce their waste so that they can improve their performance, thus reducing their setup, loss and cost indexes, which has attracted managers to more production with less . The condition that the market establishes about products has been growing and companies must be able to compete and ready to face such demands from their customers. Keywords: Productivity; Efficiency; Reduction of costs; Logistics;
• Implementation of an Industrial Maintenance Services Management Company in the City of Manaus - Amazonas - Brazil
  Abstract— The services segment in recent years has, in a certain way, driven and encouraged the creation and formalization of small and medium enterprises to provide services and products. In this sense, it is necessary for the entrepreneur to understand how to implement a company that provides industrial maintenance servi ces. In order to do so, the main steps of the business planning for the implementation of a service company in the city of Manaus - AM will be presented. In order to implement a medium or large enterprise, it is necessary to take into account the basic premises of a business plan that serves as a guiding base for any entrepreneur. Admittedly, business success depends on the steps and degree of assertiveness of planning in the process of drawing up the business plan. Within the set of business plan assumptions, it is possible to indicate and approve the objectives, identify the internal and external risks and generate actions to reduce or even avoid them before the operation of the company. For the accomplishment of this study we used field research with an e xploratory method, in a qualitative approach. As an instrument, visits were made to companies and observations of procedures for setting up a company. The result of this survey was contributed by the owner and the managing partners of the company. At the end of the research, it was evidenced that companies must establish and follow at least the basic guidelines of the business plan in order to obtain greater chances of success during its implementation. Keywords— Business Plan, Entrepreneurship, Industrial Maintenance.
• Application of the Lean Manufacturing Culture: Case Study in a Cell Phone Company of the Industrial Pole of Manaus
  Abstract— The productive potential of the industries, the increasing need for effective industrial process management and the opportunity for general improvement of corporate performance, through the application of the concept and tools of Lean Manufacturing, were the main motivating agents of this research work. In the context of this scenario, the cellular manufacturing processes were analyzed in a ma nufacturing company outsourced from the Industrial Pole of Manaus that uses the literature of Lean Manufacturing as a pillar of support to confection of its functional processes. The case study was structured in three distinct parts: analysis of the original situation of the company, identifying opportunities for improvement according to the specificities of the process flow; application of the identified improvements and finally a comparative analysis between the data obtained with the improvements on the processes with respect to the wastes identified. Keywords— Lean Manufacturing, Value Stream, Productivity.
• Implantation of a Boarding System for Supervision and Angulometric Tilt Adjustment of beds in the ICU of the Adriano Jorge Hospital Foundation in Manaus-AM
  Abstract—Concern about the high mortality rates in ICU beds in Brazil, as a result of the acquisition of Pneumonia associated with Mechanical Ventilation (PAV), triggered a series of movements in an attempt to establish procedures for its prevention. Studies indicate that the maintenance of decubitus between 30 ° and 45 ° of inclination, attenuates the invasive effects of mechanical ventilation equipment and promotes the favoring of diaphragmatic performance, significantly reducing the hospitalization time of patients submitted to mechanical ventilation. However, the Hospital Infection Control Committee (CCIH) of the Hospital Adriano Jorge Foundation (FHAJ), through its collaborators, found difficulties in the regulation of ICU beds, due to the lack of adequate measurement equipment for regulation. Through the implantation of an embedded system in Arduino microcontroller and the association of several components of sensing and communication, the development of the inclination measuring device became possible. Equipped with an alphanumeric LCD display and an Ethernet network module, the auxiliary supervision and adjustment device proved to be the solution for the decubitus regulation process, since besides allowing local real-time gauging and visualization, the module provided the sending of information to the Hospital's internal network (LAN), enabling general monitoring from the computer screen. With the built-in audible alert system for improper slopes, the correct angulation for PAV prevention could be maintained at optimal levels, eliminating human failures from carelessness and giving patients greater treatment safety. Keywords—Clinical engineering, hospital automation, pneumonia.
• Implementation of 5S in Test Engineering in a Manaus Industrial Pole Mobile Telephony Factory
  Abstract— The industrial pole of Manaus follows the worldwide trend of engagement on the issu e of continuous quality improvement, especially regarding the organization of work environments and the need for managers to do more with less. This view has become paramount at this time when the market is extremely competitive. This article describes in essence the fundamentals, concepts and benefits of implementing the 5S program in the field of test engineering of the electro -electronic pole in the field of mobile telephony, as well as the possibility of correcting failures and waste, motivating employe es and seeking that the own collaborator, has how to produce with quality and low cost in an environment where it is realized maintenance of Pcbs for cellular. Keywords— 5S, Continuous Quality Improvement, Mobile Telephone Handset.
• Analysis of Robust PID Control with Pre - Filter Using the Perfect ITAE Performance Criterion Applied to the Heavy - Duty Gas Turbine Fuel System
  Abstract— The study of fuel control of the heavy-duty gas turbine arises naturally with the idea of providing a higher yield to the generation process, which is usually located in the first stage of generation, since the turbine is one of the main components in a thermoelectric plant along with the generator that is connected directly to the turbine. PID control is typically one of the most widely used control models in the industry because it provides the system with satisfactory performance according to the designer's choice using the ITAE performance criterion and a pre-filter can provide robust control for the system in question, which raises the reliability of the control even in the presence of variations of plant parameters. It is proposed to perform the sizing of this fuel control and with the use of MATLAB software to perform the simulation of the performance of the proposed control system, besides evaluating the control performance for hypothetical situations of parameter variations that can certainly occur in a system real subject to intemperes and interference from disturbances. Keywords— Thermoelectric Power Plant, Heavy-Duty Turbine, PID Control.
• Using the INJET System in the EPS Injection Industry
  Abstract— The aim of this research is to demonstrate the improvements and gains that the expanded polypropylene company (EPS) obtained with the use of the mes-idw injet system in the machines, to obtain levels of productivity compatible with the resources of the company. By analyzing the data and facts collected in the company's process flow, it was possible to identify improvement in the operations performed. The productive control has contributed to the company's productivity with excellence. According to the bibliography based on data collected in the company, it was possible to identify actions that are satisfactory. Based on the needs evidenced in the company and the necessary measures that were taken through the implementation of the INJET system, it is feasible the improvements that were applied, with which it increased the continuous production performance and the total quality of its products.. Keywords— Production management, monitoring system, quality, improvement tools
• Influence of Granulometry of the Small Aggregate on the Permeability of Wall Cement Coating
  Abstract— The performance of the vertical sealing elements is determined by the level of protection to which they are subjected. Construction processes are changing and cementitious coatings are increasingly taking place among current construction options. On the other hand, the weather has its increasingly aggressive and more evident incidence. The performance standard sets the guidelines for seal manufacturers to meet expected quality standards. Given the above comes the importance of evaluating the best particle size composition to obtain the ideal mortar manufacture. Water transport mechanisms are the actors in this permeability process with the effective participation of diffusion and capillarity. The present study proposes observations about the water absorption of cementitious coatings manufactured with three sand granulometry (fine aggregate). The mixture containing the fine sand obtained the lowest absorption while the mixture with the highest grain size presented the highest absorption and the highest flow rates. Keywords— Particle size, permeability and performance
• Lean Manufacturing Application on Balancing of Mounting Line in a Company of the TwoWheeled Pole of Manaus-Amazon Industrial Pole
  Abstract— In an assembly line system, raw material enters and progressively moves through a series of workstations while being transformed into the desired product. The production line balancing aims through effective activities and actions to ensure a continuous and level production, providing maximum productivity and efficiency while maintaining the proper work rhythm of the production process and avoiding wastage. Apply the balancing method in the processes that indicate difficulties to be accomplished, eliminate bottlenecks in the assembly line; increase the productivity indexes of the motorcycle production sector; measure the time of activities performed on the production line; analyze different methods, theoretical and practical balancing assembly production continuous model; improvements in Lean Manufacturing. The data collection was done through observation and documentation of the times of each job, in order to generate data to analyze productivity losses due to movements that do not add value or process poorly distributed. From these data, it was possible to observe that the poor distribution of the cycle times of some employees was outside the standard time of the assembly line, under such complexity, it was proposed to provide a new balance in the processes. In this way, it is possible to infer that the division of equal activities decreases the production cycle time in the stations and improves the productivity of the line. Keywords— Process balancing, Lean Manufacturing, Takt time.
• Design for Real Temperature and Moisture Analysis on Battery Bank and Nobreak
  Abstract— Keeping track of the temperature and humidity of the nobreaks and battery bank locations helps to prevent loss of equipment life. Although equipment that makes measurements and controls on site is currently available, it is difficult to use techniques for temperature and humidity control in real time. This article implements and describes a temperature and humidity meter along with an automation system for real time verification of the nobreak and battery bank for industrial use. This design is used as an important tool in temperature monitoring with the purpose of avoiding the reduction of equipment life causing higher maintenance costs. Temperature and humidity meters were used to carry out the project, an arduino responsible for sending the data captured by the sensors to the database, and a web system that shows the data sent by the arduino in real time. The data obtained through the developed prototype were verified and compared in order to observe possible temperature changes in industrial environment. The measurements were compared to the temperatures indicated by the product manufacturer. With this it was attested that the prototype stored the temperature and humidity data and subsequently sent it to the web system correctly allowing thus a real time analysis of the temperature and humidity in which the equipment is submitted. Keywords— Nobreaks; Automation; Battery Bank; Arduino.
• Analysis of Failure Modes and Effects of the Process Applied to a White Line Industry
  Abstract— Increasingly, factories are forced to increase the reliability of their products and processes, since nonconformity generates poor quality and waste, interfering with competitiveness. In this way, the current scenario causes companies to seek out new methods to ensure robust process and product. One of the tools for continuous process improvement is Failure Mode Analysis and Effects (FMEA), which assists in the prior detection of failures in a given process, contributing to preventive action and problem correction in an efficient and agile way. This research intends to show the characteristics of the PFMEA in a case study, applied to the development of an assembly line of a mixed beverage machine. Finally, all analyzes and ideas addressed by a multifunctional team are presented through a standard PFMEA form, which allows the reduction of quality problems related to the product. Keywords— Quality Management, Failure Modes and Process Effects Analysis (PFMEA), White Line Industry.
• Application of Black Oxidation in Carbon Steel Parts in a Tool Company
  Abstract— The project of implantation and application of the process of black oxidation, in a tooling company, has the objective to improve an improvement in the assembly processes and the machin ed parts, to reduce the adjustment and finishing time of some of the services performed in the tool shops, resources were applied through an implanted sector to carry out such operations. The elaboration of this project was based on the identification of the problem, which caused delays and excessive expenses due to the logistics of the process that was done outside the industrial center of Manaus, through the methodology of the PDCA, the implemented process, was applied in practice, executing the mounting on the two-pole pole devices, with the machined parts, having the logistics time for 7 days on average, and from now on with the deployment, is done in a few hours, reducing time and costs, and better serving customers that request the services in shorter term, cost and benefit. Keywords— Black Oxidation, PDCA, Process and Assembly.
• Construction and Legal aspects of a Solar Farm in Brazil
  Abstract— The objective of this article was to show all the necessary steps for the construction of a Solar Farm and the legal procedures that involve this new area, so promising and sustainable, with zero impact on the environment compared to traditional forms. The Solar Farm is not necessarily created on rural properties, contrary to what many people think. In fact, it is a large-scale Photovoltaic Solar Plant, installed in a region with ideal conditions for the generation of photovoltaic solar energy in optimal transmission conditions. The Solar Farm is connected to the energy grid, and starts to generate electricity that can be used by several customers. This is because the energy executed is transformed into credits, which can be practiced anywhere. From then on, it is possible to earn quotas of supply produced by Fazenda Solar, which allows profits to be used to reduce the huge energy bill that takes the sleep of all Brazilians. Keywords— Solar farm; Photovoltaic; Machining; Electrical network.
• Reducing Defective Indexes in the Printing Process of the Computer Plates with the Application of the Welding Paste
  Abstract— The process of automatic assembly of the smaller components in the plate making industries represents an important manufacturing activity that influences all stages of production. Thus, it is necessary that from the beginning of this process there is a technical follow-up regarding the development of the assembly of the computer boards. The most important process in the manufacture of these plate s is the welding process, where 70% of the defects occur, are found from the application of weld. In order to minimize the defects that occurred in the process phase called SMT (Surface Mount Technology) a study was made on the most frequent defects within this process with the use of 5W2H tools and the Ishikawa Diagram. Thus, the project aims to reduce defect rates in order to extend product life and continuous improvement in the automatic assembly process of smaller components. Keywords— Welding Process; Surface Mount Technology; Solder Paste.
• Comparative Analysis between Burnt Cement Floor and Porcelain Floor in a Commercial Area of Manaus-AM
  Abstract— The field of civil engineering has been evolving over the years, with increasing technological advances and innovations in several areas. Agility combined with quality are fundamental and must be thought of in all works, in addition to economic viability. The construction methods and materials for flooring and flooring available in the market should be analyzed to choose which one is the most suitable for the project model. Thus, it is questioned what the ideal floor type to be used in a commercial project is aiming at the best cost-benefit. The objective of this article is to present to the reader simply and directly the advantages and disadvantages of using burnt cement compared to porcelain in the execution of a work in a commercial area in the city of Manaus - AM. Given this quantitative research, a comparative analysis was performed between the execution of two types of floors used in civil construction, which are the burnt cement floor and the porcelaintype ceramic floor. The result of this work indicates that the burnt cement coating has the best cost-benefit because the execution time is relatively shorter, and the cost is also low when compared to porcelain. Keywords—Burnt cement; Materials; Porcelain tile; Coating.
• Sustainable Alternative: Economic Feasibility Analysis of Using Soil-Cement Brick in the Construction of Popular Housing
  Abstract—The aim of this study is to present an analysis of the economic viability of using soil-cement bricks in the construction of popular housing. The study of this material is a way to promote an ecological, social and economic vision, fundamental for the civil construction. The present study presents a proposal for the use of soilcement brick in the construction of a popular dwelling in accordance with the Manaus City Works Code. The items are made of Portland cement and ground sand, easy to assemble and at a much lower cost. It was concluded that the masonry of soil-cement modular bricks has a lower cost when compared to the masonry of structural ceramic blocks. Keywords—Sustainability, Soil-Cement Brick, Economic Feasibility
• Risk Assessment for Professionals Performing Excavation Services in Civil Construction: Case Study in Manaus - Amazonas
  Abstract— The purpose of this study is to analyze safety conditions during excavation services, seeking to identify risks to employees in situations of ignorance or use of safety measures. Therefore, this study was conducted through a qualitative study, exploratory and descriptive, seeking to diagnose the main impacts of the adequacy of NR-8, NR-12 and NR-18 in a construction site in Manaus-AM. The results showed lack of signaling on the excavation perimeter, no use of personal protective equipment and residue around the excavation perimeter. The nonconformities found imply exposure of the employee to situations of imminent risk, compromising their safety and health. Training proposals to raise awareness of the importance of safety standards for the execution of activities can contribute to a safer scenario regarding working conditions. Keywords— Risk assessment, Construction, Excavation.