Download more than 82 examples of thesis, proposal and project topics about biodiesel fuels in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
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 ...
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 ...
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 ...
Master's thesis in the field of mechanical engineering in the field of energy conversion. Abstract The increasing use of fossil resources, the increase of greenhouse gases and the strict standards of car pollutants are the main incentive to use biodiesels as an alternative fuel for diesel engines. Air pollution, global warming, limited and expensive fossil resources are among ...
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 ...
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 M.Sc. Mechanical engineering trend - applied design In this research, a wind turbine with a vertical axis of the Savonius model is modeled. The wind turbine has been modeled in the fluid control volume, which is the same as the wind tunnel in real conditions, and has been investigated under wind blowing with different speeds. Also, in terms of overlap ratio, it ...
Dissertation for M.Sc Master's degree, specialization: process engineering, abstract of the proposed project, the feasibility of converting gas condensates into products with higher added value and consumable fuels such as gasoline. Considering the huge gas and oil reserves in Iran, this country is one of the major importers of gasoline. Therefore, it is very necessary to ...
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
Thesis academic certificate for obtaining the master's degree Major: Architecture, architectural trend, February 2013 Abstract of the influential role of therapeutic spaces and the environment in general, in the behavior and mood of Mes children
Chapter 1 Introduction and Generalities 1-1 Introduction Since long ago, humans have been thinking about the effective and useful use of their abilities, facilities and resources, but in today's industrial world, this is more than ever.
Master's Thesis in Public Administration - Financial Management, Abstract: In the past years, the trend of electric energy consumption has been increasing due to national growth and development, until the amount of fossil fuels consumed, natural gas and petroleum products, was equal to 385.5 barrels of crude oil in 2013. Of this amount, 306.1 barrels of crude oil have been ...
Dissertation for obtaining a master's degree in the field: Natural Geography, specialization: Geomorphology in environmental planning. Abstract: Flood is one of the most destructive natural disasters, which is usually associated with a lot of human and financial losses. Floods every year in the corners of the country cause a lot of damage to economic resources. The occurrence of ...
Dissertation for Master's Degree in Remote Sensing and Geographical Information System - Water and Soil Resources Abstract One of the problems of advancing the management of pastures and forests in the northern regions of the country is fires that cause heavy environmental and financial damages. Fire risk management in connection with preventive measures can protect the natural ...
Dissertation for Master's Degree (M.Sc) Field: Natural Geography - Applied Climatology Abstract Due to its location in a special geographical location, topographic conditions and climatic systems affecting the region, the city of Kavus has a relatively cold climate. So that the air temperature in the coldest month of the year reaches 9.2 degrees Celsius and has the highest ...
Dissertation for receiving a Master's degree (M.Sc.) major: environment - statement of the problem With the invention of the steam engine, mankind moved from the stage of pastoral and agricultural economy to the era of the industrial revolution. With industrial development, the traditional fabric of societies was transformed, cities expanded and villages lost prosperity due to ...
Dissertation for obtaining a master's degree in the department of geography and urban planning. Abstract The increasing population growth and the increase in the rate of ownership of rides and the increase in the flow of urban traffic have caused problems in the movement of passengers. One of the most important urban elements is the public transportation systems of cities. On ...
Dissertation to receive a master's degree ((M.A)) orientation: human resources. Abstract This research aims to investigate the role of necessary infrastructure in the implementation of the administrative automation system (mechanized circulation of correspondence) in the schools of Astara city. In order to achieve these goals, we proposed four hypotheses, which are: 1- A ...
Dissertation to receive the master's degree in civil engineering ""M. Sc"" Major: Water. Abstract The aim of this thesis is to investigate the trend of annual rainfall changes in 37 selected stations in the whole of Iran using non-parametric method. The two Mann-Kendall tests and the age estimator, which are among the most common non-parametric methods, were used for the trend ...
Master's Thesis Field: MBA Abstract About two-thirds of the world's energy is consumed in cities. Along with the many solutions that have been provided to reduce the energy demand, some technologies and researches have also been aimed at optimizing the energy supply. The technology of simultaneous production of electricity and heat is among the technologies that have been ...
Master's thesis abstract shows the necessity of having a healthy environment and raising the health level of the society, the need to have proper planning to reduce the sources of air pollutants production and predicting these pollutants to prevent its harmful effects is inevitable. Prediction of pollutants can be useful in air pollution management and control. In this research, ...
Master's thesis in the field of electrical engineering - power abstract of the possible analysis of dynamic stability of microgrids, considering wind turbines, in recent years, the high penetration of renewable energy sources, especially wind energy, in power networks has created new problems. One of the most important issues is the uncertainty in the power produced by wind ...
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 ...
Dissertation for receiving a Master's degree (M.Sc.) specialization: Environment Abstract Gaseous liquids obtained from the refining of sour gases are also sour and contain a large percentage of hydrogen sulfide and mercaptans. Therefore, after distilling and preparing the products, it needs refining processes to remove or reduce the amount of sulfur and mercaptans present. ...
Dissertation to receive the master's degree ""M.Sc. Orientation: ""Biochemical Engineering"" Abstract: The presence of sulfur compounds in gasoline creates a serious problem in air pollution, environment, corrosion of equipment and destruction of human health. The new environmental standards also impose strict limits on the amount of sulfur and aromatic compounds in gasoline. ...
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, ...
Abstract Gas hydrates are a group of solid host compounds that play an important role in many processes such as gas storage, transfer and separation, heterogeneous catalysis and water purification. These crystals are formed at a temperature higher than the freezing point of water and high pressure. There are different methods to calculate the free energy difference: 1) ...
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 in the field of civil and environmental engineering. Abstract The main problem in using landfill biogas is the presence of pollutants such as hydrogen sulfide. Hydrogen sulfide gas is colorless, toxic, flammable, and has an unpleasant odor. It is highly toxic and produces SO2 when biogas is burned. In addition, hydrogen sulfide has a corrosive effect. It costs a ...
Dissertation for Master's Degree (M.Sc.) Field: Gas Processing and Transmission Engineering Abstract: Today, one of the problems in gas transmission lines is the gas hydrate phenomenon, which is a combination of light gases such as methane, ethane or carbon dioxide with water molecules under certain temperature and pressure conditions to form an ice-like substance that contains ...
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 ...
Master's Thesis Abstract: Short-term load forecasting, in the form of one-hour to several days load forecasting, has a significant impact on the operation of power systems. Because many energy management measures, such as setting up a cost-effective plan to use existing power plants, planning the purchase of fuel needed by power plants, entering and exiting units, developing ...
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 ...
Chemical engineering master's thesis without preface today simulation in processes can be an important tool to solve problems in different industries. A new idea that should be done in the real world by trial and error with a lot of costs and risks can be simulated in the environment of a strong software and the results can be used. Simulation can also be used to check and ...
A master's thesis in the field of chemical engineering, abstract of the laboratory study and modeling of calcium carbonate production from calcium chloride solution by absorbing carbon dioxide from industrial exhaust gases, by the efforts of Amin Alamdari, the effect of carbon dioxide concentration on the precipitation of calcium carbonate species and the kinetics of calcium ...
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. ...
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 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 ...
Dissertation for Master's Degree (M.Sc.) Orientation: Environment Abstract Environmental risk assessment is the examination of risks that result from natural events, technology, practices and methods, processes, productions, chemical, biological, radiological and industrial activities and may threaten ecosystems, animals and people. A preliminary research has been done in the ...
Abstract: This thesis proposes a new control strategy to control single-phase distributed generation system DG [1] connected to the grid based on Lyapunov stability theory. The main idea in this strategy is that a Lyapunov function similar to energy is defined by considering different states of the distributed generation system and then the control law that makes the time ...
Master's Thesis in Electrical Engineering (M. S. C) Major: Power Abstract At present, fossil resources are rapidly running out, and with increasing concern about air pollution and global warming, experts are thinking of using cleaner energy sources and more compatible with the environment. Among these, wind power and solar energy are two types of huge renewable energy sources. ...
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 ...
Dissertation of the doctoral course in the field of chemical engineering, biotechnology, abstract. Heavy oil transportation by pipeline is one of the most important and suitable methods of transportation, and the high viscosity of heavy oil compounds and their sedimentation in the transportation route is the most obvious problem of this type of transportation. Emulsifying heavy ...
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 ...
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 ...
Thesis for receiving a master's degree in the field of chemical engineering in the field of biotechnology. The abstract of this research was conducted in order to optimize the operational parameters for the use of bioleaching technology in the extraction of copper from the slag produced by the reflective smelting furnaces of Sarchesmeh copper complex. Wide applications of ...
Master's Thesis in the field of Chemical Engineering (no orientation) Abstract of the laboratory study of the wear phenomenon of liquid containing sand in pipelines. The studied fluid consists of two phases, liquid and solid. The liquid phase is water, and sand particles form the solid phase. In this research, the parameters affecting the wear rate, including: fluid speed, sand ...
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 ...
Dissertation for Master's degree in Healthcare Management Abstract: Introduction: Energy resources are considered one of the most important sources of service in the hospital. The purpose of this research was to compare the amount of energy consumption before and after the implementation of the targeting plan of subsidies in the hospitals of the Ilam Institute of Medical ...
Dissertation for Master's Degree (M.Sc) Direction: Applied Chemistry Persian Summary According to international standards, the sulfur in the fuels used in the transportation industry, as one of the most important polluting industries, should be reduced to about 10 ppmw, while many refineries in the world produce fuels with a sulfur content of more than 1000 ppmw. One of the new ...
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 (M.Sc.) Orientation: Environment Abstract Based on the studies conducted, there are various processes for desulfurization of naphtha, which determine the method of desulfurization of naphtha, there are very determining parameters, and the type of sulfur compounds and operating temperature and pressure are one of the most important parameters that ...
Master's Thesis Abstract In this project, the coat cracker unit of Abadan refinery has been simulated using Hysys refinery software. In simulating and receiving information, feed properties and solving mass and energy balance equations have been used. Simulation data and operational data of Abadan Cat Cracker unit have been compared. Also, by changing some important operational ...
Electrical Engineering Master's Thesis - Power Abstract Wind is a suitable and powerful source of energy. Power generation in a variable speed wind turbine is an interesting topic. Because in wind energy converter systems, maximum utilization can be achieved at any speed. But this system needs its parameters to calculate the optimal speed of the turbine. In this thesis, a ...
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 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 electrical engineering, power orientation Abstract: Pulsed power is a design for discharging stored electrical energy on a load in one or more short pulses with a controllable repetition rate. Pulse power generation technology is divided into two branches: low power pulses and high power pulses. Low-power pulses are several megawatts and ...
Master's Thesis on Automotive Powertrain Abstract In this thesis, which is presented under the title of turbocharger adaptation suitable for EF7 engine in order to improve volumetric efficiency, firstly, the history of the invention and use of turbocharger is discussed. Then, the naturally aspirated and turbocharged engine are compared, the result of which is to clarify the ...
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 ...
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 ...
Dissertation for Master's Degree in Agricultural Engineering - Food Science and Technology - Food Technology Abstract Vegetable oil is considered a strategic product in our country. The amount of import of this product in the country is important, and for this reason, the effort to produce crude oil extracted from oilseeds in the country, at the level of competition with its ...
Abstract This research was conducted in order to investigate the absorption characteristics of cobalt, cadmium and nickel metals using lemon peel. The effect of different parameters such as solution pH, amount of adsorbent, contact time and temperature on the absorption process was investigated and the optimal operating conditions for the absorption of each element on the ...
Master's Thesis in Electrical Engineering ""M.SC."" Direction: Abstract The power of using electric vehicles such as hybrid electric vehicles in the transportation industry is increasing day by day. The battery of these cars can be charged through a home power socket or through public parking lots. Additional load caused by car battery charging can cause harmful consequences on ...
Dissertation for receiving a master's degree in the field of agricultural engineering-horticulture (flowers and ornamental plants) Electromagnetism with a short wavelength and a very high number of oscillations (frequency) is between 300 MHz and several GHz per second. In this research, from the 2M226 magnetron with a wavelength of 12 cm, radiating waves in the frequency band of ...
Master's Thesis in Electrical Engineering (M. Sc.) Power Orientation Abstract - Nowadays, due to environmental and economic reasons, the trend of using renewable energies, especially wind turbines, to produce electricity has increased in different countries of the world. On the other hand, the production power of wind turbines depends on the wind speed, and due to the ...
Master's Thesis in Electrical Engineering (Power) Abstract Optimum placement of fault current limiters in microgrids in order to improve service continuity due to the increase in consumption demand and the ever-increasing penetration of scattered production sources into the power network, production and distribution systems are becoming more and more complex. Connecting these ...
Abstract: Considering the reduction of underground water resources and fossil fuels in today's world and also in Iran, prevention of energy waste and introduction of new methods in the preparation of potable fresh water from sea water will have a special place in the future world. Using methods such as evaporation-distillation methods can be one of these methods. Due to the high ...
Dissertation for Master's Degree in Environment Abstract Air is considered the most vital element of the environment and its pollution endangers human health. Air pollution is one of the most important environmental issues, which itself can be the cause of many other environmental risks. There are many factors that cause air pollution, and one of the most important of them is ...
Dissertation for Master's degree (M.Sc) in the field of fisheries - breeding and breeding of aquatic animals Abstract This research was conducted to examine the growth pattern, the process of body shape changes during the early stages and analyze the correlation pattern of body structures during the early stages of development and to investigate the functional role and ...
Master's Thesis of Horticultural Sciences, Physiology and Breeding of Medicinal Plants Abstract In order to investigate some physiological and morphological properties of castor plant under drought stress and nitrogen fertilizer in different cultivars of this plant, an experiment was conducted with a basic design of randomized complete blocks in the form of split factorial in ...
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 ...
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. ...
The thesis for receiving a master's degree (M.Sc.) in the direction of agricultural mechanization is an abstract of greenhouse cultivation, a growing industry in many countries. But due to off-season production, greenhouses have high energy consumption. The purpose of this research is to analyze the economic and energy production of greenhouse products and investigate the effect ...