Download more than 100 examples of thesis, proposal and project topics about thermal effects in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation for Master's Degree in Mechatronics Abstract In this thesis, a phase-locked loop is designed based on micro-electromechanical systems. The loop system has a feedback phase lock that compares the input phase with the output phase. This comparison is done by a phase detector. Phase detector is a circuit whose average output voltage is linearly proportional to the ...
Presented to graduate education management as a part of the educational activities required to obtain a master's degree, the dimensions of MEMS components according to Figure (1-2) include a wide range, from dimensions smaller than one micrometer that are not visible to the eye to dimensions of one millimeter, also types of these systems can be in a simple state, a tool without ...
The thesis submitted to graduate education management as part of the educational activities required to obtain a master's degree in the field of mechatronics. Abstract In this thesis, a phase-locked loop is designed based on micro-electromechanical systems. The loop system has a feedback phase lock that compares the input phase with the output phase. This comparison is done by a ...
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.Sc degree in food science and industry Abstract Oils and fats are oxidized during storage at high temperatures and their nutritional quality decreases. The process of oxidation of oils and fats and the formation of free radicals causes the development and development of cancer. These damages can be prevented by consuming antioxidant compounds found in fruits ...
Dissertation for M.Sc Master's degree, mechanical engineering-applied design Abstract With the emergence of composite materials, a huge progress was achieved in many engineering applications. Nevertheless, problems such as delamination, stress concentration, and discontinuous distribution of stress, the idea of ??creating a new type of composite materials in which properties ...
Dissertation for Master's Degree Abstract Achieving higher rates of heat transfer using different techniques that can result in saving a significant amount of energy and also lead to the production of more compact and cheaper devices with higher thermal efficiency has attracted the attention of researchers. Vortex generation is one of the best methods used to increase heat ...
Dissertation for receiving a master's degree in the field: Food Science and Industry Abstract: In addition to changing the organoleptic characteristics of the food, the oxidation of oils reduces the nutritional value and shelf life of oils and has a negative effect on the health of consumers due to the production of undesirable compounds in the oil. There are many ways to ...
Dissertation for Master's Degree in Food Science and Technology, Food Technology, Abstract: In addition to changing the organoleptic characteristics of food, oxidation of oils reduces the nutritional value and shelf life of oils and is harmful to the health of consumers due to the production of undesirable compounds in oil. To prevent oxidation, there are several methods, one of ...
Dissertation for Master's Degree in Civil Engineering – Shahrivar Marine Structures, September 1992 Abstract: Pipe-in-pipe systems are widely used in transmission line applications.
Abstract Today, rice is the main food of more than half of the world's population and rice is cultivated in five continents and more than forty countries. Rice is one of the main meals of the people of Iran, until 1340, Iran exported more or less rice annually, and since then, as a result of the improvement of the economic situation of the people and the rapid increase of the ...
Dissertation for M.Sc. Natural Geography-Climate Chapter 1 General Research Introduction Tourism is one of the largest industries in the world, which has a fast growth. For many areas, tourism is the most important source of income, and for other areas, the economic return from tourism is very high (Masoompour, Khosh-Akhlaq). According to the forecast of the World Tourism ...
The first chapter of the general research 1-1- Introduction The increasing development of natural resources and environmental science in the world has led to the creation of new branches of related sciences and industries, each of which in turn has the ability to influence the natural environment. The knowledge of ecotourism or nature tourism is considered as one of the most ...
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 ...
Master's thesis in the field of natural geography, climatology and environmental planning, abstract human civilization is based on the stability of climatic conditions, therefore climate change can be considered a threat to human civilization. In recent years, climate scientists have tried to trace these changes for some climatic elements, the most important of which is ...
Dissertation for receiving a master's degree in the field of natural geography, climatology, first chapter, general research 1- 1- Introduction The tourism industry is one of the most important industries for economic growth in developed and developing countries (Font and Ahjem [1], 1999: 63). Currently, many countries receive their economic and social benefits from tourism and ...
Dissertation for Master's Degree (M.Sc) Field: Natural Geography - Hydrology and Synoptic Meteorology Abstract Damages caused by critical cold temperatures are increasing, especially in natural ecosystems and densely populated urban areas. Central Iran is a dry land prone to cold weather, especially during winter, and lacks resources to moderate temperature tensions, such as ...
Dissertation for receiving a master's degree in the field of natural geography, climatology. Abstract: Lake Urmia National Park is considered one of the most interesting and beautiful natural habitats of animals in Iran after the Anzali Marsh. Lake Urmia, due to its natural advantages and God-given gifts, can become one of the important factors in attracting tourists, both ...
Dissertation for Master's Degree in Electrical Engineering, Power Systems, Abstract: During the last two decades, the electricity industry has undergone fundamental changes in the way it is produced, transmitted and distributed, which is referred to as restructuring. With the restructuring in the electricity industry, reactive power has been introduced as one of the most ...
To receive a master's degree in textile technology engineering. Abstract In the previous research, multi-sized nano-roughness was developed using nanoparticles with different sizes and different surface charges along with silicone resin coating to produce multi-purpose textiles with stable properties. In this research, the idea of ??using laser irradiation and finishing textiles ...
Master's thesis in the field of power electronics, power electronics, Abstract: The use of pulsed power sources in various plasma processes is increasing due to the relationship established between them. According to the research done in this case, the design of pulsed power sources with the aim of reducing losses and increasing efficiency can have important effects on plasma ...
Dissertation for master's degree in the field of civil engineering, road and transportation, the abstract of asphalt failures is one of the problems that are the concern of road and transportation engineers today, and every year huge costs are spent on the maintenance and repair of asphalt roads. Many efforts have been made to increase the strength and life of asphalt, among ...
In order to receive a master's degree in textile technology, it is essential to know the physical and mechanical properties of carpets to produce a quality product and maintain the proper appearance. In this research, an attempt has been made to provide a model to determine the relationship between the different parameters of these characteristics, therefore, to measure these ...
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 ...
Master's Thesis of Electrical Engineering - Power Abstract: Induction motor condition monitoring is an absolutely necessary and important technology to detect various defects at the initial stage. which can prevent the spread of unexpected defects in the initial stages. Approximately 30-40% of induction motor defects are related to stator defects. In this thesis, a comprehensive ...
Dissertation of the master's course in electrical field (M. Sc) orientation: power Abstract: In this thesis, electrical and mechanical defects in electric machines are examined and the factors that cause them and the methods of fixing these defects are stated. After that, with the help of the winding function method of the simulation machine and the intended error, i.e. the ...
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 ...
In order to obtain a master's degree in chemical engineering, abstract freezing of fans in operational units, including the hydrogen unit of Imam Khomeini Shazand Refinery in the cold seasons of the year is one of the important problems in this refinery. In order to provide a suitable solution to this problem, we must have a suitable estimate of the fan outlet temperature. The ...
Dissertation for Master's Degree in Analytical Chemistry Abstract: Today, modern catalysts are used in the petrochemical industry for various reactions. Zeolites in the more advanced form of ""nano zeolite"" are very important in this regard due to their high surface area. The aim of this research is to provide a ""spectroscopy-chemimetry"" method and to provide an optimal ...
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 for obtaining a doctorate degree in dentistry. Introduction Removing large amounts of dental tissue weakens the restored tooth. The type of restoration and composite method can be one of the influencing factors on tooth fracture resistance under occlusal forces. The purpose of this study was to investigate the effect of using new low-shrinkage composites on the ...
Academic thesis for obtaining a master's degree in electrical engineering, electronics orientation Abstract In this thesis, firstly, the introduction of graphene, its manufacturing method, advantages and applications in field effect transistors and the conducted research will be extracted and examined, then we will have an overview of the structure of field effect transistors ...
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. ...
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 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 Chemical Engineering Abstract According to reports, heterogeneous photocatalysts are suitable for photodegradation of polluting compounds. Many semiconducting metal oxides such as: TiO2, SnO2, ZnO2, etc. can be used as photocatalysts in water splitting reactions, synthesis of organic compounds and removal of wastewater pollution. synthesized ...
Master's Thesis of Polymer Science and Technology Engineering Abstract Urethane-acrylate resins are of interest due to their low viscosity and flame retardant properties and relatively easy curing. On the other hand, natural fibers with renewable resources, low price, low density and high special properties have a special ability to be used in composites. However, their ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract In recent years, most of the researches have been focused on compressive and combined loading in order to investigate the buckling of nanotube structures, and for this purpose, the work done on tensile loading is very limited. Since the results of compressive and tensile loading in carbon nanotubes are ...
Introduction Engineers are always looking for better quality. In mathematics and computer science, it is the process of choosing or finding the best member in the sets of available options. Every process has the potential to be optimized and complex problems can be modeled as optimization problems in the fields of engineering, economic and business sciences. The goal of modeling ...
Master's thesis in the field of mechanical engineering - energy conversion trend Abstract: In this research, the turbulent flow of a non-Newtonian nanofluid in a microchannel with a circular cross-section is simulated. First, the types of classification of microchannels, the methods of making microchannels, as well as the advantages and challenges of using microchannels are ...
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 ...
Master's Thesis of Polymer Industry Engineering Abstract With the progress of human civilization, technology development and the ever-increasing population, the world is currently facing a problem called pollution that threatens the lives of the inhabitants of the earth. Pollution caused by the accumulation of persistent toxic compounds in soil and water, such as chemicals, ...
Thesis for obtaining a master's degree in the field: Chemistry, specialization: Analytical Chemistry, Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, carbon nanotubes CNT(5-5), CNT(0-6), BNNT(0-6) and BNNT(5-5) doped with Ga have been used. First, the nanotubes were drawn using Gauss View and Nanotube ...
Dissertation for master's degree in electricity, power orientation Abstract: In the past, the structure of energy production and consumption systems, such as electricity and natural gas, were independent of each other. But due to the ever-increasing growth of energy consumption and the development of control systems and the need for coordination between energy production and ...
Dissertation for M.Sc Mechanical Engineering - Energy Conversion Orientation Abstract: In this research, the turbulent flow of a non-Newtonian nanofluid in a microchannel with a circular cross-section is simulated. First, the types of classification of microchannels, the methods of making microchannels, as well as the advantages and challenges of using microchannels are stated. ...
Master's Thesis of Mechanical Engineering-Applied Design Abstract In many applications, graphene (monolayer or multilayer) is used in the polymer matrix as a composite. In this research, ideal graphene with a hexagonal bond shape between atoms, located in a polymer matrix, with different boundary conditions, including gripped and simple, under biaxial external compressive ...
Master's Thesis on Aquatic Ecology, Fisheries Abstract Rivers, as one of the most important water resources, are very vulnerable to human activities. Creating reservoirs and dams is one of the oldest forms of human intervention in aquatic ecosystems. Despite the many benefits (hydroelectric energy production, flood control and water level regulation), dams also have the ...
Master's Thesis in Polymer Science and Technology Abstract: Today, cancer is one of the most important concerns of the medical world, for which no definitive cure has been found so far. Radiation therapy is one of the methods used to control and reduce the complications of cancer. Brachytherapy is one of these radiation therapy methods in which the radiation source is placed ...
Dissertation for M.Sc. in Food Engineering, Agricultural Orientation Abstract The focus of recent research has been photochemical substances derived from plants, which are due to their positive effects on human health. During processing in factories, food can be enriched with active compounds such as phenolic compounds that have benefits and physiological properties such as ...
Master's thesis in the field of bioelectrical-medical engineering. Abstract Presenting a method for segmenting the right and left ventricles from cardiac MRI images. Examining the structure and function of cardiac ventricles in magnetic resonance images is considered an important step in the management of many cardiac disorders. Although the manual segmentation of heart ...
Mechanical Engineering Master's Thesis - Applied Design Abstract Today, in various industries such as aerospace, atomic energy, chemical industries, refineries, petrochemical industries, etc., there is a need to use high-pressure mechanisms to enable the completion of relevant processes. The increase in pressure is done inside the cylindrical chambers and as a result, such an ...
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 Master's Degree in Energy Conversion (M.Sc.) Abstract The country of Iran is located between the orbits of 25 to 40 degrees north latitude and is located in an area that is among the highest in the world in terms of receiving solar energy. The amount of solar radiation in Iran is estimated between 1800 and 2200 kilowatt hours per square meter per year, which is higher ...
A master's thesis in the field of mechanics, applied design, abstract. These two characteristics are caused by phase transformations under different thermodynamic loadings. Depending on these two mentioned features, memory alloys can be used as actuators in different forms. These structures can be used in different fields such as medicine, aerospace, knowledge
The thesis (or dissertation) for receiving a master's degree in the field of food industry, majoring in food chemistry. The abstract of this study is designed to compare the chemical composition and antioxidant effect of laboratory cinnamon essential oil [1] and two commercial essential oils [2]. In order to identify the chemical compounds of the essential oils, a mechanical ...
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 ...
Master's Thesis of Energy Conversion Mechanical Engineering Abstract In recent years, due to the importance of finding energy, global warming and environmental pollution and its production sources, and the growing need of various industries for various forms of energy, as well as the large volume of its consumers around the world, the need to provide models to optimize energy ...
Dissertation for M.Sc. Mechanical Engineering - Manufacturing and Production Trend Abstract The manufacture of square and rectangular pipes has received more attention due to their wide use in industries that require high pressure and temperature. There are different methods for making rectangular tubes, including extrusion, stretching and pressing. Another method that has been ...
Dissertation of the Master's course in the field of electricity (M. Sc) orientation: power Abstract: In this thesis, electrical and mechanical defects in electric machines are first examined and the factors causing them and the methods of fixing these defects are stated. After that, with the help of the winding function method of the simulation machine and the intended error, ...
Master's thesis in the field of mechanical engineering - energy conversion trend. Abstract Numerical simulation of a flow measurement microsensor in a real human aorta model. Arterial diseases, especially arteriosclerosis and vasodilation, are among the most important causes of sudden death in the world. There are different methods for diagnosing these diseases, and in this ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract of elastoplastic analysis of thick-walled tanks made of targeted materials with linear kinematic stiffness behavior under cyclic loading, stress analysis and deformation of spherical thick-walled tanks made of subject materials under internal pressure loading and temperature difference are discussed in this ...
Master's Thesis Applied Design Abstract In this thesis, in the field of vacuum technology, the importance, application and role of this technology in the industry and the advancement of scientific research, technical terms related to this technology, types of vacuum pumps, applications, advantages and disadvantages of each of the vacuum pumps, the importance of studying the ...
Master's Thesis in Mechanical Engineering (Applied Design) Abstract of Gas Turbine Rotor Stress Analysis Using Continuous Damage Mechanics In this thesis, Lometer's unified model based on continuous damage mechanics is used to model the stress-strain behavior of a gas turbine rotor sample. The unified damage law, which is used to model creep-fatigue interaction, is based on the ...
Dissertation for Master's degree (M.Sc) orientation: energy conversion. Abstract In this research, a study on irreversible absorption refrigeration systems based on internal and external irreversibility is presented with regard to the limited thermal capacities of external tanks. To optimize the system, three scenarios were defined, in which objective functions such as ...
Dissertation for Master's Degree in Mechanical Engineering (Energy Conversion) Abstract In this thesis, the mass and heat transfer of water-aluminum oxide nanofluid in a two-dimensional porous medium under a magnetic field and in the vicinity of a vertical wall has been investigated. The boundary wall can be permeable or impermeable. The concentration and temperature of the wall ...
Master's Thesis on Car Structure and Body Abstract In recent years, many researchers have allocated their attention to a special category of materials, memory materials. The ability to absorb and control vibrations actively or passively, respectively, is affected by the features of shape memory and hysteresis energy loss caused by the pseudo-elastic characteristics of these ...
Dissertation for M.Sc degree, specialization: manufacturing and production, abstract in this thesis, how to improve the properties of plastics with the help of heat treatment. First, we will talk briefly about polymers, plastics and their sub-branches and heat treatment on them, and then we will discuss the effect of annealing heat treatment on heavy polyethylene sheets that are ...
Dissertation for Master's Degree in Civil Engineering/ Cold Water Engineering 1392 1-1- Introduction In this chapter, an overview of the concept of climate change and its causes and the effect of this phenomenon on natural resources and
Dissertation for receiving a master's degree (M.A.) orientation: development economics and economic planning summer 2012, the first chapter of the plan 1-1 Statement of the research problem: T
Dissertation for Master's degree (M.A) Major: Climatology Abstract: Geographically, Iran has little rainfall due to its proximity to the subtropical high pressure center of STHP and the prevailing weather conditions of this system. In the southern regions of the country, as a result of the longer rule of this system, the drought phenomenon becomes more acute. Rainfall changes ...
Dissertation for Master's Degree (M.A) in the field of Geography and Rural Planning Abstract Creating industries is one of the strategies that help the development of villages Industrialization of rural areas as an accelerator to create sustainable employment and is the most effective solution to the problem of rural unemployment The theory of industrialization and the optimal ...
Dissertation for receiving a master's degree, specialization: accounting, abstract of the theory of dividend irrelevance predicts that in efficient capital markets, dividend policy should not have an impact on investment decisions. While in the inefficient markets, the restrictions on the supply of foreign funds that come from asymmetric information can force companies to ...
Master's degree thesis Industrial Engineering - Socio-Economic System, February 2013 Abstract During the last decades, electric energy, along with other factors of production, plays a decisive role in the country's economic growth.
Thesis for obtaining a master's degree in the field of natural geography, geomorphology in environmental planning. Abstract: Studies on the effects of urban development on Zarjoub and Goharroud rivers in Rasht city have been carried out with the aim of improving the environmental quality of changing the conditions of the rivers from their pollution and flooding to favorable and ...
Dissertation for Master's Degree in General Psychology Abstract The purpose of this research is to compare methadone and buprenorphine maintenance treatments on cognitive functions by examining the role of dosage modifier. The research design is causal-comparative. The statistical population of this study includes 156 drug abusers who underwent maintenance treatment with ...