Download more than 100 examples of thesis, proposal and project topics about direct alcohol fuel cell in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Master's thesis in the field of chemistry, chemical physics, abstract In this project, platinum/carbon nanocatalyst was first synthesized by chemical reduction of platinum salt with sodium borohydride chemical reducer. The structural and morphological characteristics of the synthesized nanocatalyst were investigated using energy dispersive spectroscopy and scanning electron ...
Master's Thesis of Chemical Engineering-Biotechnology Abstract Lipase is a carboxylic ester hydrolase enzyme that acts on triacylglycerol to release fatty acids, glycerides and glycerol. The discovery of the ability of lipase to catalyze the esterification reaction started a broad chapter in the field of this enzyme's functions. In this study, with the knowledge of the ability ...
Dissertation for Master's Degree in Power Electrical Engineering Abstract In this thesis, a hybrid power generation system using fuel cell/battery/supercapacitor to power a light electric vehicle with independent excitation electric motor drive system was studied and simulated. The electric vehicle system consists of a feed and control system, multiple sources, power control ...
Dissertation of the Ph.D course in Chemical Engineering, Biotechnology, Abstract: Clostridium Langali is a highly anaerobic estogenic bacterium that can grow on synthesis gas components, i.e. CO and H2/CO2, and convert them into ethanol and acetate at ambient temperature and pressure. During this process, the bacterium shows a complex metabolic pathway that includes both ...
Doctoral Dissertation in Chemical Engineering Abstract With the increase in population, the need for energy resources for mankind has also increased. Diesel, as an effective fuel, fulfills the need for transportation fuel in the world. Biodiesel, which is considered a renewable fuel and produces less harmful environmental effects, is produced from various sources, among which ...
Dissertation for receiving the master's degree ""M.Sc."" Chemical engineering trend, thermodynamic and synthetic engineering Abstract In this study, the modeling of dilute acid hydrolysis of walnut green skin as a sample of lignocellulosic material to produce fermentable sugar in the bioethanol process has been studied. The four parameters of temperature, time, acid ...
Introduction Since ancient times, energy supply has been a very important issue for human societies. In today's era, due to the industrial and technological advances that have a very important place in the daily life of people, the importance of the problem is manifested in a more obvious way. But the common sources of energy production, which are mostly non-renewable, will be ...
Thesis for the M.Sc degree in wood and paper industry engineering, Mehr 2013 Abstract: In this research, the physical and mechanical properties of nanocomposites obtained from cellulose nanofibers and poly polymers
Dissertation to receive a master's degree in the field of chemical engineering, thermokinetic orientation. Abstract With the increase in the use of fuel cells in the industry and as an on-site application, there is a need to develop production units on the site of hydrogen. In this research, a monolithic catalytic reformer in which autothermal reforming of methane takes place is ...
Master's Thesis in the field of power, power electronics, power electronics, abstract. Distributed generation power plants have a production capacity of several kilowatts to 10 megawatts, which are used to produce electric energy in places close to consumers. Among their types, we can mention solar cells, fuel cells, micro turbines, wind power plants, etc. If these power plants ...
Dissertation for M.Sc. Chemical Engineering-Environmental Engineering Abstract: Microbiological fuel cells (MFC) are considered as one of the important potentials in providing clean and renewable energy in the future. In addition to providing electrical energy, which is the most widely used and flexible among other types of energy, MFCs not only do not cause the slightest ...
Master's Thesis of Chemical Engineering-Biotechnology Abstract The deteriorating energy sources of fossil fuels will make the developing human society suffer from fuel shortage in the not too distant future. As a result, the concerns of the continuous and increasing release of carbon dioxide into the atmosphere, as well as the extent of pollution caused by fossil fuels that have ...
Dissertation for Master's Degree in Chemical Engineering Abstract: Microbial fuel cell biotechnology is a new science, in which microorganisms, as cheap catalysts, convert the chemical energy contained in organic and inorganic compounds into electrical energy. Optimizing parameters affecting battery performance is one of the first laboratory steps towards the development of this ...
To obtain a master's degree in mechanical engineering - manufacturing and production Abstract Fuel cells are electrochemical devices that are used to directly convert fuel into electrical energy. One of the most important types of fuel cells is the polymer fuel cell, which is widely used. In general, two types of optimization can be done in the polymer fuel cell: optimization in ...
Dissertation for Master's Degree in Health Sciences in Nutrition Abstract Background: Recent clinical studies have shown that conifer leaf extract (Cynara scolymus) has a protective effect on the liver. Therefore, this study was designed and carried out with the aim of investigating the therapeutic effects of conifer on liver biomarkers in patients with non-alcoholic ...
Master's degree thesis, field: Chemical Engineering Abstract: In this research, the absorption of methyl orange dye, which is one of the most widely used dyes in the textile industry, by polypyrrole adsorbent based on polyvinyl alcohol has been investigated. The tests were performed in a discontinuous system using a colored solution with a concentration of 40 ppm. After ...
The thesis for obtaining a master's degree in the field of organic chemistry, abstract protection and deprotection of functional groups is one of the inevitable steps in the synthesis of multi-functional compounds. Selective protection of carbonyl groups is very important in modern organic chemistry. 1-Diacetates are one of the basic protective groups of the carbonyl functional ...
((M.Sc)) Thesis for Master's Degree Abstract This study was conducted to investigate the toxic effects of functionalized single-walled carbon nanotubes on three cell lines MCF7, HUVEC, PC12. The cells were treated with different concentrations of two single-walled carbon nanotubes with different functional groups (carboxyl and cyclic functional groups) and incubated for 24, 48 ...
Dissertation for receiving a master's degree in the field of architecture, Mehr 2013 Abstract: One of our needs today is to have a space to get acquainted with new architectural technologies in the world
Dissertation for Master's Degree (M.A.) Major: General Introduction Diabetes is not only a common disease but also a major health problem that has spread widely in the contemporary world. Diabetes or sugar disease is a metabolic (fuel) disorder in the body. In this disease, the ability to produce insulin in the body is lost, or the body becomes resistant to insulin, and ...
Dissertation to receive a master's degree ""M.A"" Field: Social Sciences Major: Demography Abstract The purpose of this research is to investigate the amount of social capital among the marginal residents of Ahvaz city. Using the multi-stage cluster sampling method, 400 people were selected as the sample size. The unit of analysis is the individual. field and
The master's thesis in the field of power. Abstract Control of scattered productions and their planning is one of the important issues of power systems operation. The purpose of this issue is to minimize the cost of operation and pollution and to supply cargo by observing the operation restrictions. The increase in the desire to use renewable resources and the move towards the ...
Dissertation for Master's Degree in Management Abstract: Productivity and effective use of organizational resources (manpower, capital, materials, energy and information, etc.) is the goal of all managers of economic organizations and industrial production units and service institutions. Today, the survival condition of any organizational system is to pay deep and sufficient ...
Abstract The reduction of fossil fuel resources, adverse environmental effects and low efficiency of traditional power grids have increased the desire to produce electricity near the load and the level of the distribution network using renewable sources. One of the basic solutions to solve the problems raised is the use of microgrids. A set of small sources of energy production ...
Physical Education and Sports Science Thesis for Master's Degree Abstract: Background and Objective: The purpose of this study is to determine the effect of 8 weeks of intense training with and without water extract (red and black oleander) on plasma and liver neuropeptide w levels, cortisol and plasma T4 hormones in male rats. Materials and methods: In this experimental study, ...
Master's thesis in the field of inorganic chemistry Abstract In this thesis, we investigate the anticancer diamine ruthenium complexes by computational chemistry, which examines the following: energy analysis, which examines the absolute energy value, dipole moment, isotropic and anisotropic polarizability of the complex. 2- The analysis of the frontal orbitals, the energy of ...
-1. Introduction Helicobacter pylori, which was originally called Campylobacter pyloridis, is a microaerophilic Gram-negative bacillus that is mostly found in the deep parts of the mucous gel covering the gastric mucosa or between the mucus and the gastric epithelium (1). This bacterium can produce surface factors that are chemotactic for neutrophils and monocytes and in turn ...
Master's Thesis in the field of Chemical Engineering Abstract Investigation of parameters affecting the production of alumina gel by sol-gel method Sol-gel method is one of the common methods that is widely used to produce different nanoparticles. In this method, a solution of initiators is mixed with water in the presence of a catalyst, and hydrolysis and polymerization ...
Master's thesis in the field of chemical engineering, abstract of simulation and optimization of biological reactor producing butanol, semi-continuous fermentation is an efficient and beneficial method to produce valuable metabolic products such as biofuels. Mathematical modeling of semi-continuous bioreactors is a very difficult and complex issue due to the transitory and ...
Master's Thesis Electricity- Pollution power of big cities has become an acute issue for years. Expert research shows that the main cause of pollution in cities are cars with internal combustion engines. Combustion vehicles have many disadvantages, among which we can mention things such as dependence on a specific type of energy (oil), production of greenhouse gases, production ...
Master's Dissertation in Electrical Engineering (M.Sc.) Focus: Power Abstract Reliability in any system is a concept that refers to the safe and reliable operation of the system. Although this concept is undefined in most systems such as electrical, mechanical, pneumatic, etc., it is of interest to designers and consumers, but with the advancement of technology and the increase ...
Master's degree thesis in the field: Chemical Engineering Abstract In this project, an attempt was made to take a small step towards the synthesis of silicoaluminophosphate molecular sieve in nano dimensions and its use in fuel cells with methanol fuel. Therefore, in this way, nano silicoaluminophosphate was produced under optimal hydrothermal conditions. Next, XRD, FT-IR, SEM ...
Master's Thesis of Chemical Engineering Abstract In the last few decades, due to the growth of the population as well as the improvement of living standards, the consumption of fibers and the production of textile waste materials have increased greatly. Burial and burning are one of the main ways of managing textile waste materials, which have destructive environmental effects. ...
Dissertation for Master of Chemical Engineering Abstract: In this research, it is attempted to solve one of the major problems in the field of drug production, i.e. improving the solubility of drug particles in body fluids[1] by using the process of solvent/anti-solvent precipitation and nano-scale sediment production in a ?-shaped microchannel, the effect of surfactant ...
Dissertation for Master's degree (M.Sc) Major: Organic Chemistry Abstract Carbon-carbon bond formation is very important in organic chemistry. One of the reactions that lead to the formation of this bond is the Novnagel condensation reaction. The products of this reaction have wide applications, including in the pharmaceutical, paint, polymer and other industries. . . are In ...
Dissertation to receive a specialized doctorate degree in the field of oral diseases Abstract: Mucositis or inflammation of the mucous membrane is one of the early side effects of radiation therapy, which can cause ulcers in the oral mucosa and sometimes the inability to eat despite common treatments. Therefore, the use of compounds with a pleasant and acceptable smell and ...
Dissertation to receive a general doctorate degree Abstract Introduction and purpose: Since 1980, new groups of antibiotics called oxyimmunocephalosporins, which were resistant to the hydrolytic activity of beta-lactamases, were used to treat gram-negative bacterial infections. In the early 1990s, extended-spectrum beta-lactamases (ESBLs) produced by gram-negative bacteria ...
Doctoral Dissertation Proposal Abstract Gaseous pollutants, including volatile organic compounds and aromatic substances, are very harmful and dangerous for the environment and human health. There are many methods such as physical methods, chemical methods and biological methods to remove gaseous pollutants. In the meantime, biological methods are more widely used due to their ...
Master's Thesis in Chemical Engineering Abstract of Electrochemical Analysis of Formaldehyde Formaldehyde is one of the organic chemicals that is widely used as a raw material in many industries. Industrial effluents that contain high concentrations of formaldehyde must be treated before entering the environment due to its possible carcinogenic and mutagenic risks. The purpose ...
Master's thesis in the field of electrical engineering (power trend) Abstract of the investigation of transient electromagnetic states in wind turbines with the increasing development of wind turbines, increasing its efficiency has become more critical. One of the factors for measuring wind turbine efficiency is its performance in transient state problems. The phenomena that ...
Dissertation for Master's Degree in Chemical Engineering, Biotechnology, Abstract: Microbial proteases are among the most important hydrolyzing enzymes, which account for 60% of the global market of industrial enzymes. In this research, synthesis of protease enzyme in solid state fermentation process using Bacillus bacteria. licheniformis was investigated. Various agricultural ...
A master's thesis in the field of chemical engineering, abstract of biodiesel production from microalgae by supercritical carbon dioxide extraction method. In this research, different stages of biodiesel production from Chlorella vulgaris microalgae, especially the stage of oil extraction from it, were experimentally studied. The method of microalgae cultivation was selected ...
Abstract: Introduction: Diabetes or sugar disease is a metabolic disorder (fuel production) in the body. In this disease, the ability to produce insulin in the body is lost, or the body becomes resistant to insulin, and therefore the produced insulin cannot perform its normal function. There are two main types of diabetes. In type 1 diabetes, the destruction of beta cells in the ...
Dissertation for Master's Degree in Sports Physiology Dissertation Abstract: The aim of the research was: The effect of two types of one-session training with light and high intensity on the functional indicators of the liver of male athletes. Methodology: This research is an applied-semi-experimental research that was carried out with a one-session test design with two ...
Master's thesis in the field of chemical nanoengineering Abstract: Fabrication of ceramic nanofiltration membrane for chloride ion separation (case study: gas condensate) In this research, chloride ion separation using alumina-titania double layer nanofiltration membrane has been investigated. For this purpose, first, the alumina-titania double-layer membrane is made based on ...
Thesis for master's degree in the field: chemical engineering Abstract Hard polyurethane[1] is always considered one of the most effective and practical polymers in various industries, especially the coating industry. Excellent adhesive property, curing ability at ambient temperature and corrosion resistance of this polymer are some of its remarkable features. This study was ...
Master's Thesis Field: Electricity Major: Electronics Chapter 1 Basics and Generalities Introduction Today, biosensors are used in various fields such as medicine, chemical industry, food industry, environment and the production of medical-health products [1]. In clinical and medical environments, it is very necessary to have tools to diagnose diseases. The development of ...
Master's Thesis of Power Electricity Abstract: Photovoltaic energy is one of the clean and efficient energies that is expanding rapidly. With the increase in the penetration percentage of these power plants in the power grid, problems arise that may lead to errors and problems in the distribution system. One of the problems that may occur is the issue of voltage increase at the ...
Dissertation for M.A. degree. ""Trend of Biotechnology"" Abstract Today, due to the reduction of fossil fuel sources and the destructive effects of these types of fuels on the environment, researchers are thinking of replacing them. In recent years, biodiesel fuel is considered the most suitable alternative to diesel fuel due to its renewable nature and less pollution. The ...
Dissertation for M.Sc. Degree: Food Industry Abstract: Pectinases are a group of hydrolytic enzymes that break down pectic substances. Exopolygalacturonase (exo-p) and endopolygalacturonase (endo-p) are two types of this group. In this study, two fungal species, namely Aspergillus niger and Vetrichodermarisi, which were able to produce pectinase, were isolated. The results of ...
Master's thesis in the field of polymerization engineering, abstract was determined by using experimental design methods to determine the optimal feed recipe for the preparation of nitrile rubber. Initially, to determine the factors affecting the rate of polymerization, screening tests were designed according to the Plate-Boorman method, which examines a large number of factors ...
Dissertation for master's degree in the field: Power Electrical Engineering Abstract Due to the extent and complexity of distribution networks, the probability of an accident occurring in them is very high, and the occurrence of an accident can affect many subscribers. Therefore, reliability is one of the key parameters determining the success rate of the system in providing ...
Dissertation for Master's Degree (M.Sc.) Orientation: Power Abstract In recent years, with the advances made in data processing and transmission technology, distribution companies are more and more interested in using distribution automation systems. One of the most effective users of automation is the renewal of the distribution network, which is often analyzed as an ...
Dissertation for Master's Degree in Advanced Chemical Engineering Abstract A new method based on point cloud extraction to extract uranium from water samples and its measurement using alpha spectrometry based on liquid scintillation has been investigated. Uranium extraction from water samples in the presence of a number of available surfactants and chelating reagents has been ...
Master's Thesis of Polymer Industrial Engineering Abstract Cross-linked polyethylene is one of the materials that is widely used in the field of insulation production in cables due to having suitable electrical properties and good electrical strength. Nowadays, one of the methods of optimizing the properties and changing the behavior of polymers is the use of filler particles ...
Master's Thesis of Electrical Engineering - Power Abstract Microgrids are networks with small scales at the low voltage level, which are used to supply thermal and electrical loads to small places and places that do not have access to the main power grid. Microgrids are used to supply energy to all types of consumers such as household, industrial and agricultural, and their cost ...
Dissertation for Master's Degree Abstract Today, preventing losses caused by blackouts and undistributed energy is very important. Therefore, one of the most important issues in the operation of the distribution network is the renewal of the load, which has a great impact on the constant service to the subscribers. When a part of the network is cut off due to an error or ...
Abstract Photovoltaic or PV for short is one of the types of electricity generation systems from solar energy. In this method, by using solar cells, direct production of electricity from sunlight becomes possible. Solar cells are semi-conductors that are made of silicon, the second most abundant element in the earth's crust. When sunlight shines on a photovoltaic cell, a ...
Dissertation for Master's Degree in Power System Abstract: The trend of reducing fossil fuel resources, adverse environmental effects and low efficiency of traditional power grids has increased the tendency to produce electricity near the load and the level of the distribution network using renewable sources. One of the basic solutions to solve the problems raised is the use of ...
Dissertation for Master's Degree in Analytical Chemistry Abstract Nowadays, nanostructures have attracted the attention of many researchers due to their new features and applications in different fields and branches of science and technology. Meanwhile, nanocomposites, due to their unique physical and chemical properties, as well as potential applications in catalytic, ...
Master's thesis in the field of agriculture, plant breeding, abstract. After drought stress, salinity stress is the second limiting factor for the performance of agricultural plants at the global level. Based on the division of plants in terms of tolerance to salinity stress, sorghum is placed in the semi-tolerant class, and its salinity tolerance threshold is 4.9 to 6.8 ...
Master's Thesis in Agricultural Engineering, Food Industry, Abstract: The effect of the water extract of the monkey flower plant on the storage time and quality of frozen rainbow salmon. Recently, due to the avoidance of using chemical preservatives in the food industry, the attention of researchers has been drawn to the use of natural compounds in order to increase the shelf ...
Dissertation for receiving a master's degree in the field of food science and engineering, specialization: food science and industry. Abstract Considering the various uses of vegetables in human nutrition, as well as their taste and usefulness in maintaining health and well-being, their importance is increasing day by day. Considering the short life after harvesting and ...
Dissertation for Master's Degree in Natural Resources Engineering - Forestry Abstract: Thinning breeding operations play an important role in the breeding of forest stands and provide various products to the market. In the first thinning, the ratio of cost to income is high, which needs to be studied to determine its profitability. In this research, the amount of production and ...
Dissertation for Master's degree (M.Sc) in the field of electrical-power engineering. Abstract In this thesis, the design of a resistant controller in power electronic circuit breakers and its comparison with linear control methods have been examined. The main goal of research and development in this field is always to find the most suitable control method in order to implement ...
Dissertation for master's degree in electrical engineering, power orientation. Abstract The limitation of fossil fuel resources and the possibility of running out of fossil energy reserves, global warming, environmental pollution, price instability, as well as the increasing need of industrial and urban centers for energy, have made the international community think of suitable ...
The thesis for obtaining a master's degree in the field of mechanics, investigating and analyzing the free and forced vibrations of a multi-walled carbon nanotube placed in an elastic medium in order to achieve a clear mathematical understanding of the behavior of different walls of the nanotube under the influence of van der Waals forces and the elastic medium is one of the ...
Master's thesis in the field of agricultural engineering - food science and food industry - food chemistry. Abstract of the research: In this research, strong electric fields with short square pulses and a time scale between microseconds and milliseconds were used to sanitize liquid foods, and food products were processed under environmental conditions or low temperatures and ...
Dissertation for Master's Degree in Food Science and Engineering. Abstract Every year, millions of tons of plastic waste, including bags, plastic envelopes, and packaging materials, enter the environment and cause problems to the environmental cycle due to their irreversibility, and as a result, the need for degradable plastics in nature is increasing day by day. Today, the ...
Master's Thesis Field: Electricity Major: Electronics Chapter 1 Basics and Generalities 1-1 Introduction Today, biosensors are used in various fields such as medicine, chemical industry, food industry, environment and the production of pharmaceutical-health products[1]. In clinical and medical environments, it is very necessary to have tools to diagnose diseases. The development ...
Master Thesis (M.Ss) Abstract The desire to use distributed generation (DG) resources is increasing day by day due to their numerous advantages. The disproportion between the consumption load and the production power will cause the power systems to be operated close to the corresponding nominal capacity, which will seriously aggravate this issue by using FACTS control tools with ...
Dissertation for receiving a master's degree in the field of food science and industry, food microbiology, abstract, due to the vast amount of desert resources in the country, as well as the problems of lack of water, camel breeding and attention to its meat have gained considerable importance. Rosemary is one of the medicinal plants with proven antimicrobial properties. In the ...
Master's Thesis on Energy Conversion Abstract: Increasing heat transfer as well as increasing the efficiency of energy storage systems due to the limitation of natural resources and with the aim of reducing costs has always been one of the most basic concerns of engineers and researchers. This is especially important in fluids due to the small thermal conductivity coefficient. ...
Master's Thesis in Educational Management (M.A.) Academic Year 2012-1393 Abstract The subject of the current research is to examine the relationship between the organizational excellence model (EFQM) and the performance of education
Dissertation for M.A. degree. Abstract Considering the importance of customer satisfaction in the use of new technologies in the distribution of goods and services, as well as the widespread use of smart fuel cards, which are being implemented as one of the new methods of providing services; Therefore, investigating the impact of providing services in the form of new methods on ...
Master of Business Administration Abstract The future of the world in the 21st century is full of competition, the development of emerging markets, uncertain environmental factors, the spread of superior technologies and the expansion of business. The condition for success in this field is to take advantage of the strengths and opportunities and face the weaknesses and ...