TCC Técnico em Química

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https://repositorio.ifal.edu.br/handle/123456789/294

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Controle de qualidade da cana-de-açúcar na usina Caeté S/A - Unidade Marituba
(2025) Anunciação, Margarete Santos da; Souza, Felipe Thiago Caldeira de; Souza, Felipe Thiago Caldeira de; Cabral, Mirelle Márcio Santos; Magalhães, Bárbara Elizabeth Alves de
Sugarcane is one of the most important raw materials in the sugar-energy sector, being used in the production of sugar, ethanol, energy, and various industrial byproducts. Therefore, ensuring the quality of this raw material from the field to milling is a decisive factor for the yield and efficiency of sugar mills. Thus, this work discusses the activities carried out during the supervised internship in the sucrose laboratory, describing the steps performed in this sector. Sugarcane quality control involves the complete evaluation of the raw material from harvesting to industrial processing. Parameters such as maturation, sucrose content, total recoverable sugars (TRS), Brix, purity, fiber, moisture, pH, vegetable impurities, mineral impurities, contamination, and microbial deterioration are analyzed. This information allows for the estimation of industrial yield, optimization of processing, reduction of industrial l
Relatório de estágio em farmácia de manipulação
(2025) Dantas, Eduarda da Silva; Silva, Marina de Magalhães; Silva, Marina de Magalhães; Cabral, Mirelle Márcio Santos; Silva, Wcleuton Oliveira
This report describes the supervised internship carried out at FarmaFórmula, a unit located in the municipality of Penedo/AL, by student Eduarda da Silva Dantas, from the Technical Course in Chemistry Integrated with High School Education at the Federal Institute of Alagoas (IFAL) – Penedo Campus. The internship took place between July 14 and October 13, 2025, in the morning shift, under the guidance and supervision of Professor Marina de Magalhães Silva. FarmaFórmula is a compounding pharmacy dedicated to the production of personalized medicines and cosmetics, prepared according to individual medical prescriptions and the specific needs of each patient. Unlike the traditional pharmaceutical industry, which produces on a large scale, the compounding pharmacy prioritizes individualized care and close customer service. The objective of this report is to present the activities developed during the internship period, highlighting the main experiences gained in the semi-solid and solid dosage form sectors, as well as the challenges faced in the daily routine of compounding production. During the three months of the internship, it was possible to observe and participate in essential stages of the compounding process of different pharmaceutical forms, always following current sanitary regulations, quality standards, and the company's operational procedures. This experience provided the development of technical skills and the improvement of good laboratory practices, such as organization, attention to detail, process standardization, and professional responsibility. Furthermore, it allowed for a better understanding of the work routine in a compounding pharmacy and the importance of technical rigor combined with patient care. Thus, the internship represented a fundamental stage in technical training in Chemistry, allowing the practical application of theoretical knowledge acquired throughout the course and contributing to the development of an ethical, critical, and quality-oriented professional attitude.
Contribuições dos fertilizantes NPK para a produtividade da culturas alimentares no Brasil
(2025) Araújo, Daviny dos Santos; Cabral, Mirelle Márcio Santos; Cabral, Mirelle Márcio Santos; Chaves, Taciana Carneiro; Souza, Felipe Thiago Caldeira de
Agribusiness is one of the pillars of the Brazilian economy, placing the country among the world's largest producers and exporters of food. To maintain this performance, it is necessary to continuously increase productivity. Therefore, the use of fertilizers that replenish the macronutrients nitrogen (N), phosphorus (P), and potassium (K) becomes indispensable to guarantee high yields and quality in agricultural production. The central problem addressed by this research is to understand how fertilization with NPK fertilizers can contribute to increased agricultural productivity in Brazil, while simultaneously promoting sustainable production. In this context, the importance of proper fertilization management is highlighted, considering factors such as soil type, crop, climatic conditions, and technical recommendations, in order to avoid waste and environmental degradation. The analysis of publications allows us to understand the main practices related to the use of NPK fertilizers, their agronomic benefits, as well as the challenges associated with the sustainability of agricultural production in the country. To this end, the study is based on a literature review with a qualitative and exploratory approach, using sources such as books, articles, and journals available in academic databases such as SciELO and Google Scholar. In general, the research shows that the proper use of NPK fertilizers is essential for strengthening Brazilian agriculture, as it allows for a combination of productivity and sustainability. Thus, it concludes that balanced and technically guided fertilization represents a fundamental strategy for the sustainable development of agriculture in Brazil.
Ensaque e armazanagem do açúcar cristal
(2025) Silva, José Gustavo dos Santos; Cabral, Mirelle Márcio Santos; Cabral, Mirelle Márcio Santos; Santos, Renan Atanázio dos; Rocha, Martha Suzana Rodrigues dos Santos
Maintaining the quality of crystal sugar during the final stages of bagging and storage is a critical challenge for the Brazilian sugar-energy industry. The objective of this study was to analyze the bagging and storage process in a medium-sized plant, comparing observed practices with the theoretical framework of quality, technology, and safety. To this end, a qualitative study was conducted, employing participant observation to map the production flow.The observation revealed a complex process with multiple Critical Control Points (CCP’s) for food safety (ISO 22000), as well as adaptive practices, such as the use of inflatable warehouses and covering batches with plastic tarps. It was concluded that the plant demonstrates robustness in preventing contamination (CCP’s), yet still shows divergences from theory regarding storage practices (humidity control) and ergonomics (bag handling).
Análise dos riscos ambientais na microdestilaria de etanol do Instituto Federal de Alagoas - Campus Penedo
(2020) Morais, Guilherme Willian Rodrigues de; Dacal , Ruth Germaine Vrijdags; Melo , Karlyandra dos Santos; Melo , Karlyandra dos Santos; Dacal , Ruth Germaine Vrijdags; Gomes , Mayara Feliciano
Brazil stands out for the production of ethanol, so it is necessary to advance production techniques, in order to facilitate this, or SENAI created a miniature destination of ethanol, in addition to using a practical production test from grinding to final product, however, as every process and environment has a risk, the present work made a small analysis of environmental risk, with the objective of defining the type of risk and the degree that it represents in the environment and explaining it in a simple risk map , after a suggested analysis, which can mitigate or eliminate the risk and preserve the health of technicians, teachers, students and participants of the operation of the equipment.
Da cana ao combustível: um estudo sobre o processo produtivo e a comercialização do etanol no Brasil
(2025) Rodrigues, Emerson da Silva; Silva, Marina de Magalhães; Silva, Marina de Magalhães; Barbosa, Amaury Franklyn Benvindo; Cabral, Mirelle Márcio Santos
Ethanol derived from sugarcane stands out as one of the most promising biofuels due to its versatility, efficiency, and technical, economic, and environmental viability. In this context, this study aims to analyze the production process of sugarcane ethanol, addressing its industrial stages, relevance in the energy matrix, and related commercial and environmental impacts. The research was conducted using a qualitative approach, with an exploratory and bibliographic character, based on scientific sources collected from books, articles, and academic databases such as Google Scholar, SciELO, and CAPES journals. The results demonstrate that sugarcane ethanol not only contributes to energy diversification but also consolidates itself as a sustainable alternative to fossil fuels, reinforcing Brazil’s role as a global leader in the production and commercialization of biofuels.
Produção de açúcar refinado
(2025) Santos, Vaniel Ferreira dos; Silva, Marina de Magalhães; Silva, Marina de Magalhães; Barbosa, Amaury Franklyn Benvindo; Cabral, Mirelle Márcio Santos
Currently, Brazil leads the global sugar exports, historically establishing itself as a powerhouse in the sugar-energy sector since the colonial period. This study aims to contextualize the production of refined sugar from sugarcane, linking historical evolution, the Brazilian scenario, and industrial stages, in order to highlight how technological and control decisions impact product quality, yield, and cost. The process involves extraction, purification, crystallization, and refining, with rigorous monitoring of pH, color, granulometry, and moisture. The methodology used was qualitative, exploratory, and bibliographic, based on books, journals, and academic databases such as SciELO, Google Scholar, and CAPES. The study highlights the evolution of the Brazilian sector, quality control practices, integration with ethanol and energy production, and the importance of qualified professionals and automation technologies to ensure stability, productivity, and competitiveness of refined sugar. It was found that fine-tuning operational variables, supported by automation and laboratory monitoring, reduces losses, maintains compliance, and enhances competitiveness, creating opportunities for innovation and more sustainable production routines in the sector.
Controle de qualidade do açúcar cristal
(2025) Ferreira, Daniel Douglas dos Santos; Cabral, Mirelle Márcio Santos; Cabral, Mirelle Márcio Santos; Barbosa, Amaury Franklyn Benvindo; Chaves, Taciana Carneiro
Crystal sugar plays a central role in the Brazilian sugar-energy industry, requiring rigorous quality control to ensure purity, stability, and compliance with the standards demanded by the food, pharmaceutical, and export sectors. Considering that operational factors directly affect the physicochemical parameters of the product, this study analyzes how these indicators reflect the efficiency of the production process. The objective was to evaluate the importance of quality control and identify the influence of ICUMSA color, polarization, moisture content, ash content, reducing sugars, sulfite, and dextran on the final quality of crystal sugar. The methodology was based on a bibliographic review using scientific articles, technical standards, ICUMSA and MAPA documents, as well as the description of analytical methods used in the sugar industry, including spectrophotometry, polarimetry, calcination, oven drying, titration, and chromatography. The results demonstrated that ICUMSA color is directly influenced by clarification efficiency and thermal control; polarization reflects sucrose purity; moisture determines storage stability; ash content indicates mineral impurities; and reducing sugars increase due to thermal or microbiological sucrose degradation. It was also verified that sulfite residues depend on the rigor of chemical treatment during juice clarification, while dextran is associated with cane deterioration and negatively affects crystallization. It is concluded that quality control of crystal sugar is a strategic step in industrial management, enabling deviation detection, process optimization, and the assurance of a final product that meets national and international standards. The integration of laboratory analyses with modern technologies enhances operational efficiency and contributes to greater competitiveness within the sector.
A importância do treinamento e conscientização no uso de EPIs em laboratórios
(2025) Fernandes, José Mackson Vasconcelos; Silva, Marina de Magalhães; Silva, Marina de Magalhães; Barbosa, Amaury Franklin Benvindo; Souza, Felipe Thiago Caldeira
Safety in laboratory environments is an essential factor for the protection of professionals against chemical, biological and physical risks. In this context, the appropriate use of Personal Protective Equipment (PPE) plays a central role in the prevention of accidents and contamination. This study aims to conduct a literature review on the importance of safety in laboratories, emphasizing the need for training and awareness regarding the correct use of PPE. The studies evaluated indicate that the lack of adequate training, as well as non-compliance with safety standards, significantly increases the likelihood of accidents. In addition, the relevance of Regulatory Standards (NRs) is highlighted as essential instruments to ensure a safe work environment in compliance with the required standards, highlighting NR26, which deals with safety signage and the classification of chemical products. It is concluded that the implementation of continuous training programs, combined with strict monitoring of the use of PPE, is essential for mitigating risks and promoting the safety of professionals working in laboratories.
Processo de geração de vapor em caldeiras de biomassa
(2025) Gonçalves, Walify Santos; Cabral, Mirelle Márcio Santos; Santos, Mirelle Márcio Santos; Souza, Felipe Thiago Caldeira de; Santos, Renan Anatázio dos
This paper presents a study on the steam generation process in a water-tube boiler fed with sugarcane bagasse for the production of superheated steam, operating under a pressure of 30 kgf/cm². This study aims to analyze the main factors that affect the efficiency of a steam generation system, with emphasis on the influence of fuel moisture, the air/fuel ratio, and the role of auxiliary equipment. The methodology adopted combined a literature review of technical and scientific references with practical observation of boiler operation in an industrial environment. The methodology combined a bibliographic review of technical and scientific references with practical observation of the boiler’s operation in an industrial energy efficiency, since part of the heat released during combustion is used to evaporate the water contained in the fuel. To overcome this limitation, it is necessary to operate with excess air, ensuring more complete combustion and reducing pollutant emissions. It was also observed that auxiliary devices, such as the deaerator, economizer, and feedwater pumps, are essential to optimize performance and ensure operational safety. The study concludes that the efficiency of the system depends not only on the fuel quality but also on proper stoichiometric control and the implementation of automation technologies, which allow real-time adjustments of operating conditions. Therefore, the research highlights the importance of biomass-fired water-tube boilers as a feasible and sustainable alternative for the sugar-energy sector.
Cogeração de energia nas usinas sucroalcooleiras através do bagaço da cana-de-açúcar
(2025) Silva, Jadilson Soares da; Santos, Taciana do Nascimento; Santos, Taciana do Nascimento; Cunha, Simonise Figueiredo Amarante; Chaves, Taciana Carneiro
The growing demand for sustainable energy sources has driven the development of technologies that leverage renewable resources. The cogeneration of energy in sugar and ethanol mills, using sugarcane bagasse, stands out as an efficient and environmentally friendly solution. This work aims to highlight the importance of cogeneration in the Brazilian energy matrix, contributing to the reduction of dependence on fossil sources and promoting sustainability. Additionally, it addresses the economic and environmental relevance of this process, which is becoming increasingly essential in a scenario that seeks clean alternatives. Within this context, some concepts related to the main components, equipment, and biomass used will also be discussed.
Avaliação dos parâmetros de qualidade da água do riacho Boacica
(2025) Santos, Lucas do; Souza, Felipe Thiago Caldeira de; Souza, Felipe Thiago Caldeira de; Cabral, Mirelle Márcio Santos; Santos, Wellinghton
El agua de buena calidad es esencial para la salud, el medio ambiente y el progreso sostenible. El agua limpia previene enfermedades, preserva el equilibrio de los ecosistemas y garantiza la producción segura de alimentos. Es importante preservarla para tener una vida más saludable y que el futuro de nuestro planeta sea más habitable. De esta forma, el artículo tiene como objetivo analizar la calidad del agua del Riacho Boacica en el Poblado Ipiranga, municipio de Igreja Nova - AL, evaluando parámetros como pH, turbidez, dureza, amoníaco total, amoníaco tóxico, oxígeno disuelto y nitrito. Además, busca identificar y describir los parámetros de calidad del agua según la Ordenanza nº 2.914/2011 y nº 888, de 4 de mayo de 2021, utilizados para hacer que esta agua sea potable. La metodología adoptada, que incluye una combinación de revisión bibliográfica, investigación de campo e investigación experimental, proporcionando un análisis exhaustivo y detallado, incluye la recolección de muestras de agua en un único punto del arroyo, seguida de análisis para medir los parámetros de calidad mencionados. La evaluación minuciosa de los indicadores de calidad del agua proporcionó una visión completa, señalando conformidades y desviaciones con respecto a los estándares definidos. Entre los criterios evaluados, la turbidez se destacó como el factor más crítico, superando considerablemente el límite permitido, lo que indica la necesidad de intervenciones en el tratamiento. Sin embargo, los índices de pH, dureza, amoníaco total y tóxico, oxígeno disuelto y nitrito se mantuvieron dentro de los límites recomendados, lo que indica una situación general propicia para el consumo humano y la conservación del medio ambiente.
Relatório de estágio supervisionado: laboratórios de química do Ifal campus Penedo
(2025) Silva, Chirlayne Maria da; Souza, Felipe Thiago Caldeira de; Souza, Felipe Thiago Caldeira de Souza; Barbosa, Amaury Franklin Benvindo Barbosa; Santos , Wellinghton
Supervised internship is a crucial requirement in the technical chemistry course, as it allows students to correlate theoretical and practical activities, fostering their human and professional development to prepare them for the workforce. The supervised internship was conducted in the chemistry laboratories of the Federal Institute of Alagoas, Penedo Campus, involving various tasks such as setting up and monitoring practical classes, inventory management, laboratory organization, and student support. These activities were aimed at students from technical courses in chemistry (integrated and subsequent), technical environmental management (integrated), and the industrial chemistry undergraduate program, across different disciplines, with the goal of linking theory to practice. This professional experience provided essential skills and knowledge for a chemistry technician, as well as a realistic simulation of a work environment.
Impactos ambientais causados pelo descarte inadequado de pilhas e baterias
(2022) Santos Júnior, Ronaldo dos; Oliveira, André Luiz dos Santos; Oliveira, André Luiz dos Santos; Barbosa, Amaury Franklin Benvindo; Silva, Kleyfton Soares da; Santos, Renan Atanazio dos
Faced with the increasing advancement of technology, the production of cells and batteries has grown continuously. However, in their compositions they present highly toxic components called heavy metals, so when they are incorrectly discarded, they cause contamination in the environment and human health. Thus, this work aimed to show the impacts caused by the incorrect disposal of the same. The methodology involved research using articles, academic dissertations, journals and websites. A literature review was carried out between January and April 2022, in the following database: Google Scholar. With improper disposal, contact with moisture, water, heat and other chemicals is enough for toxic components to leak and mass contamination ensues. Taking as an example the environmental accident that happened in Bauru in 2002, where 314 children were contaminated by lead, causing blood lead and irreparable damage. In Brazil, there are currently some projects aimed at correct disposal, an example of which is recycling. In most treatment processes, a sorting takes place, with the aim of treating each type of electronic waste. This procedure (recycling) is promising and can be applied in serval places.
Teoria e prática: uma proposta de Sequência Didática utilizando microscópio caseiro no ensino de ciências
(2022) Santos, Rayane Lima dos; Oliveira, André Luiz dos Santos; Oliveira, André Luiz dos Santos; Silva, Kleyfton Soares da; Nascimento, Raul César da Silva
The search for meaningful learning continues to be a challenge for many teachers, who need to plan their classes with the objective of achieving teaching that meets the needs of students. This work aimed to propose a didactic sequence for the teaching of "cytology" in the 1st year of high school, based on the Theory of Didactic Situations (TSD), having as a starting point the use of a homemade microscope. The methodology involved a qualitative and bibliographical research, seeking to suggest a teaching model based on TSD, which consists of the application of four phases: action, formulation, validation and institutionalization. The proposal is promising and can be applied in different curricular contents.
Proposta de reciclagem das cascas de camarão descartadas às margens do Rio São Francisco em Piaçabuçu como instrumento de conscientização e preservação ambiental
(2022) Santos, Amanda Beatriz Mendes dos; Oliveira, André Luiz dos Santos; Oliveira, André Luiz dos Santos; Barbosa, Amaury Franklin Benvindo Barbosa; Costa, Danielle de Lima
Piaçabuçu, inland in the southern region of Alagoas, stands out as an important fishing center in the state. In the municipality, a good part of the population survives from the processing of shrimp coming from artisanal fishing and from nurseries. However, after the shrimp are processed, the waste is thrown on the banks of the São Francisco River. The environmental impact that this practice can generate motivated the present work. This work aimed to present ways to reuse shrimp shells mitigating the environmental impact. The methodology involved research using articles, academic dissertations, journals and websites. In search of alternatives for the use of shrimp processing residues. Several proposals for the reuse of shrimp shells have emerged with the aim of using it. The manufacture of flour presents itself as a viable option due to its simple synthesis methodology, which can be carried out in an high nutritional value and can be used as animal feed. The proposal is promising and can be applied in several fishing communities.
Utilização racional da água em hidroponia de baixo custo como instrumento de conscientização e preservação ambiental
(2022) Ferreira, Almira Silva; Oliveira, André Luiz dos Santos; Oliveira, André Luiz dos Santos; Lenz, Tiago de Moraes; Dantas, Emerson de Oliveira
The water crisis is one of the main problems that human beings face nowadays, being one of the most reported issues internationally. Thus, making it necessary to search for alternatives aimed at sustainable agriculture, hydroponics, a soilless cultivation technique, seeks a way to mitigate the problems of water scarcity in agriculture, and can be implemented in places with little availability of water resources and thanks to its low cost, it can be mounted on small properties and/or residences. Given the above, the main objective of this work is to analyze and explain, based on bibliographic reviews, issues and factors related to the rational use of water in low-cost hydroponics as an instrument of awareness and environmental preservation. For this, a micro-scale, experimentation of a homemade hydroponic system for the cultivation of coriander was carried out. With the studies, we concluded that the cultivation by the hydroponic system proved to be viable, profitable and mainly contributed to environmental conservation in terms of saving water and not using pesticides.
O benefício da matéria orgânica no plantio da cana-de-açúcar
(2021) França, Vicktória Maria Ferreira de; Santos, Taciana Nascimento dos; Rocha, Martha Suzana Rodrigues dos Santos; Santos, Taciana do Nascimento; Medeiros, Vanessa Daiany Vieira
Soils have layers made up of sand, clay, rock fragments, organic matter and microorganisms, which develop and often have the capacity to provide plants with the nutrients necessary to obtain good productivity. Therefore, fertilization aims to complement this nutritional need, its implementation to the soil and quality of the crop that was planted. In view of the above, the present work aims to expose the benefits that organic fertilizer brings to the planting of sugar cane, to the soil, the environment, the consumer and the farmer. The type of organic fertilizer targeted by the research was cattle manure, which consists of decomposed ox excrement, a fertilizer widely used by farmers, both in the planting of grasses and in other types of crops, as it is a material that can adapt to the needs of all types of soil depending on its irrigation. Organic fertilizer is the name given to a set of decomposed residual matter, having both animal and vegetable origins. Where its application, in addition to benefits, has a low cost. With the study, it was possible to verify the importance of knowing the types of fertilizers, where they are best implemented and best benefit the crop that was planted.
Avaliação e compartivo de metodologias empregadas na construção civil para o aproveitamento do bagaço de cana-de-açúcar
(2022) Lima, Jonathan Aleixo dos Santos; Nascimento, Jeilma Rodrigues do; Nascimento, Jeilma Rodrigues do; Rocha, Martha Suzana Rodrigues dos Santos; Santos, Wellinghton Santos
Due to the need to seek references in the various areas on the use of renewable and sustainable materials for the production process in civil construction, the use of ash deposition, as well as the need to reduce the use of materials in civil construction and environmental impacts caused for its extraction. This research brings a comparison between scientific studies that aim to minimize environmental impacts through the use of ashes from the sugarcane production process and its adjacent ones, in order to point out which ones had better results and, consequently, may be more favorable to replace the sand and cement in the civil construction process, generating a chain of positive impacts on the environment and on society as a whole. As a result, the research that had the best performance among those observed, in addition to concluding that sugarcane bagasse ash (CBC) tends to gain even more relevance in the market because it is a new aspect in production. with reusable and lower cost materials and according to the evaluation criterion, it was identified that article number 6 ("Analysis of mortars made with sugarcane bagasse ash to replace the fine aggregate" by Sofia Araújo Lima Bessa) has the best results given the low margin of error and satisfactory results in the analyzed aspects.
Importância do controle de qualidade na produção de açúcar
(2025) Gomes, Thaís dos Santos; Cabral, Mirelle Márcio Santos; Cabral, Mirelle Márcio Santos; Silva, Wcleuton Oliveira; Santos, Lenilson de Almeida
This study examined the effect of applying quality control to sugar production in Brazil, focusing on ISO 9001 and ISO 22000 certification. In Brazil, particularly in the Northeast, the sugar industry plays a crucial role in economic and social progress, making it crucial to implement quality standards to ensure competitiveness and food safety. The study was carried out through an integrative literature review, selecting 17 articles related to the subject. These articles cover the history of the sugar industry, the stages of the production process and quality certifications. The results indicate that the implementation of quality control, combined with international certifications, has a positive impact on improving productivity, adherence to health standards and competitiveness in the global market. The study concluded that strict control and certifications are essential for the expansion of exports and consumer confidence, as well as reinforcing the sustainability of the Brazilian sugar-alcohol sector.

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