Download more than 100 examples of thesis, proposal and project topics about mass and heat transfer in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
In order to obtain a master's degree in the field of mechanical engineering, energy conversion, abstract: In this thesis, the mass and heat transfer by integral method in the flow of natural displacement of a fluid with a very low frontal near the wavy inclined wall and under the magnetic field has been investigated. The wall is permeable and as a result, the fluid can be sucked ...
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 ...
Dissertation for Master's Degree in Polymer Industry Engineering April 2013 Abstract Nowadays, the topic of energy and energy saving in all fields, even in homes, is one of the most important.
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 in Mechanical Engineering (Energy Conversion) Abstract Numerical investigation of the effect of microstructures on heat transfer and fluid mixing in microchannels, the need for high heat transfer from electronic packages and optical systems, etc., has created a challenge in the field of thermal management. In this context, microchannel heat wells play a great ...
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 ...
Thesis of the master's degree in the field: chemical engineering, abstract. In designing the network of heat exchangers, the designer usually considers high operational flexibility in the presented plan. However, some of the changes that occur in the operating conditions of the process after the design, determine the need to modify the existing network. The purpose of the ...
Abstract In this research, the effect of different degrees of burial in windy sand on some physiological and vegetative characteristics of Qara Dagh and Rames species was measured. One-year-old saplings of Qarhadagh and Rames species were obtained from the nursery of the General Department of Natural Resources of Yazd province and subjected to five control treatments, burial ...
Master's Thesis in Computer Engineering Abstract: In recent years, due to the growing number of requests and the joining of new customers to the world of computing, computer systems Computing should also change and be more powerful and flexible than before. In the meantime, cloud computing was presented as a model beyond a system that currently has the ability to respond to most ...
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 receiving the master's degree ""MSc"" specialization: applied chemistry Farsi abstract of the thesis or dissertation (including: summary of objectives, implementation methods and results obtained in maximum 10 lines): The possibility of manipulating matter at the nano level was first proposed in written form by Richard Feynman. During his conference called ...
Dissertation for receiving a master's degree, specialization: food industry, abstract of osmotic dehydration, the process of removing water is based on the placement of food materials in a hypertonic solution. In this research, the combination of osmotic dehydration process for carrot pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
Master's Thesis in Nano Chemical Engineering Abstract The aim of this study is to separate cationic polyacrylamide from the waste water of Prodeh Tabas coal washing plant using the polymer membrane filtration process. The primary membrane was prepared using polyacrylonitrile (PAN) by phase inversion process, and then they were prepared using hydrolysis as chemical modification ...
Dissertation for receiving a master's degree, specialization: food industry, abstract of osmotic dehydration, the process of removing water is based on the placement of food materials in a hypertonic solution. In this research, the combination of osmotic dehydration process for kiwi pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
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 ...
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 ...
Dissertation for Master's Degree in Power Electricity Chapter 1 Overview of Wind Energy and Wind Turbine Preface Energy supply and demand in the world has become one of the most important issues of the day, so that the world will be seriously affected by it until the end of the 20th century and even after that. Fossil energies such as oil, gas and coal are facing a new big ...
Dissertation Chemistry for Master's Degree Abstract Acrylic-based pressure-sensitive adhesives are more expensive than rubber-based adhesives, but they have a longer life and resistance to high temperatures, chemicals, UV rays, solvents, light, softeners, and the environment. Modification of acrylic pressure-sensitive adhesives is useful for improving adhesion properties. In ...
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 ...
Master's Thesis in Chemical Engineering Abstract: The purpose of this thesis is mathematical modeling of rotary dryer for drying dicalcium phosphate. In this project, with different temperature conditions and different number of cycles of the dryer, the moisture level of the product exiting the dryer has been checked. As a result, 100 data have been obtained from the output of ...
Master's Thesis in Polymerization Engineering Abstract In this research, the thermal and catalytic pyrolysis of four types of polymers such as heavy polyethylene and polypropylene and two styrene butadiene rubber and polybutadiene rubber in a semi-continuous stirred reactor under nitrogen gas and using HZSM-5, FCC and H-Mordenite catalysts has been investigated. In this study, ...
Persian Abstract Introduction: In the food industry, there is an increasing tendency to develop economic methods in order to prepare food products with high nutritional and sensory value. Drying is one of the most widely used methods for preserving fruits and vegetables. Citrus fruits are one of the most important tropical and sub-tropical fruits in the world, which are highly ...
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 ...
Master's thesis in the field of mechanical engineering, energy conversion trend. Abstract: Considering that heat transfer is widely used in various fields of science, it is necessary to use wide recessed or raised surfaces due to physical and spatial limitations in electrical systems. The main purpose of using these surfaces is to increase heat transfer by increasing the ...
Master's Thesis in the field of electrical engineering, electronics, abstract of the time response and circuit model of an optical detector based on the structure of graphene layers-graphene nanoribbon-graphene layers. The purpose of this research is to present the time response of an optical detector based on graphene layers and graphene nanoribbon. The need to increase the ...
Mechanical Engineering Master's Thesis - Energy Conversion One of the ways to reduce energy consumption for underwater devices is to reduce the drag on these devices. The nose of underwater objects is one of the most important parts of these objects in dealing with currents. By optimizing this part, the drag can be reduced by controlling the boundary layer of the fluid, by ...
Dissertation for receiving a master's degree in food technology, Persian abstract, background and purpose: Olive tree leaves have many compounds, including oleuropein, which are related to the majority of their medicinal properties. Olive leaf extract is also rich in phenolic compounds. In order to extract phenolic compounds, olive leaves must first be dried. Natural drying and ...
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 ...
Thesis for receiving a master's degree in the field of mechanics, energy conversion, abstract: free or natural convection heat transfer is one of the most useful phenomena in industry and in the environment around humanity. Due to its wide application, this phenomenon has attracted the attention of many researchers and has prompted researchers to follow the flow of free movement ...
Master's Thesis on Energy Conversion Abstract: Increasing heat transfer as well as increasing energy efficiency due to the limitation of natural resources and 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. One of the most important ways to ...
Chapter 1 1-1-Introduction: Common fluids such as water, oils and ethylene glycol, which are usually used as heat transfer media, have a limited ability in terms of thermal properties, which is the first obstacle to compress and increase the efficiency of heat exchangers. One of the ways to improve heat transfer is to add particles to the fluid. This method is used for fluids ...
Dissertation for Master's Degree (M.Sc.) Direction: Chemical Engineering Abstract It has been less than two centuries that the preparation and distribution of food in a commercial manner and gradually modernized today to where any type of product or product can be purchased in any season, but since food is a perishable substance, different methods have been created for long-term ...
Dissertation for Master's Degree in Mechanical Engineering, Energy Conversion, Abstract Most of the time, initial information and boundary conditions are not precisely defined and cause errors in the output of the problem. These initial values ??can be obtained through experiments and statistical methods. It is often not possible to study individual members of the society due to ...
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 ...
Master's Thesis, Mechanical Engineering, Energy Conversion, Abstract In this thesis, using the CFD computational fluid dynamics technique, the effect of key parameters such as the effect of secondary inlet pressure on the ejector device, suction ratio, return currents caused by secondary inlet pressure and the effect of all these parameters on the hydrodynamic characteristics of ...
Master's Thesis in Mechanical Engineering (Energy Conversion) Abstract Numerical investigation of three-dimensional heat transfer in traveling wave amplifier collector with input power of 900 and 3000 watts, traveling wave lamp[1] is one of the types of microwave amplifiers. This lamp consists of five main parts, which are electron gun, slow wave structure, wave input and output ...
Master's Thesis in the field of Mechanical Engineering - Energy Conversion Abstract Numerical investigation of fluid flow and heat transfer on mesh plates with cross holes under discontinuous suction Introduction 1-1- Fluid flow on mesh plates The urgent need of modern humans to use different fuels and the problem of environmental pollution caused by improper and indiscriminate ...
Dissertation for M.Sc degree in soil and soil mechanics engineering, summer 2013, first chapter, introduction of micro candles 1-1 Micro-candles in general in dealing with problematic soils
Master's Thesis of Advertising and Cultural Communication Abstract: Taizieh is a clear example of the performing arts of Iranians, whose traces can still be seen in various provinces from the northernmost cities of Khorasan and Azerbaijan to the southernmost cities of Sistan and Ahvaz, from the desert to the edges of Zagros and Alborz, and from the Caspian Sea to the Persian ...
Dissertation for receiving a master's degree in the field of industrial engineering, Shahrivar's industrial trend. 2013 Abstract: Many economists consider agriculture as the driving force of economic growth.
Dissertation to receive a master's degree (M.A) in natural geography, specialization: climatology in environmental planning, abstract: natural disasters have been the most important cause of human concern at all times. Landslides are one of the most important natural disasters that cause financial and human losses every year, which creates problems in the implementation of ...
Dissertation for M.A. Degree: Performance: Directing. Dissertation idea (including summary, objectives, implementation methods and results): The main purpose of this research is to present the results of research and strategic study about the strengths and weaknesses of the theater advertising and marketing category. This research is a basic-applied research that selected 384 ...
Master's Thesis in Cultural Entrepreneurship Abstract: Shopping, especially souvenirs and handicrafts, is one of the most important activities of tourists during their travels. Souvenirs purchased from the destination make the travel experience a material and tangible experience for tourists. The purpose of the current research, which was carried out using a ...
Master's Thesis on Theater Directing Abstract This research is an attempt to explain Walter Benjamin's opinions and critical thoughts about modern art, and it is also an attempt to reread many of his opinions that are not directly aimed at the category of theater, but in the author's opinion, the scope of the foundations proposed by him is enough to tie the modern theater of the ...
Master's Thesis in Civil-Structural Engineering Today, domes and arches have found wide applications in architectural and industrial structures due to their suitable coverage of large openings. The use of today's technologies in styling and optimizing energy consumption in these types of structures is one of the important challenges facing engineers. Therefore, the need to ...
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 in the field of chemical engineering, abstract of the design of the Driso ring base and the use of hydrocarbon solvent in the dehumidification process in Farashband refinery, water vapor is one of the most important impurities in the flow of natural gas. Usually, the water vapor itself is not a problem, but instead the liquid or solid phase that forms when 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 ...
Dissertation for Master's Degree (M.SC) Major: Chemistry and Essential Oil Technology Farsi Summary Introduction: Soil contamination with heavy metals is an important issue that these toxic elements can be transferred in the terrestrial ecosystem and have a potential risk to the quality of food and health, the environment. Soil pollution with heavy toxic metals has increased ...
Dissertation for Master's Degree Abstract The general purpose of this research is to investigate the effect of low-intensity resistance training with restricted blood flow on the serum levels of growth hormone, cortisol, testosterone and IGF-1 in young men. 30 healthy young men with an age range of 19-24 years who volunteered to participate in the study were selected as a ...
Dissertation for Master's Degree in Intensive Care Nursing Introduction: Insertion of venous catheter is the most common invasive procedure performed for hospitalized patients. In many cases, this simple procedure can save the patient's life. On the other hand, this action becomes a difficult and time-consuming technique in some groups and patients. Various auxiliary measures ...
Dissertation for Master's Degree in Agricultural Biotechnology Keywords: two-dimensional electrophoresis, sodium chloride stress, wheat Abstract: Wheat (Triticum aestivum L.) is one of the oldest and first crops that has played an essential role in human nutrition as a raw material for making bread. Considering the population growth and the increasing need for agricultural ...
Dissertation for Master's Degree in Medical Nanotechnology Abstract Choline is one of the constituents of phospholipids and plays an important role in fat metabolism. It is also necessary for the formation of acetylcholine, which is involved in the transmission of nerve impulses. Lack or increase of choline in the body causes complications and diseases in humans; Therefore, it ...
Dissertation for receiving a master's degree (M.Sc.) major: agricultural economics and estimation of the cost of destruction of underground water resources due to over-harvesting in Barshuri (case study: grain farmers of Arsanjan city) by: Jalil Khadem Al-Husseini Abstract Over-harvesting of underground water tables due to lack of proper management has led to a decrease in the ...
Abstract: Salinity stress is one of the most important abiotic stresses in the world, and its negative effects on the growth of agricultural plants have led to an increase in research on salinity tolerance with the aim of improving plant tolerance. In addition to increasing growth, potash fertilizers help to improve product quality and increase plant resistance against adverse ...
Abstract Canker disease is caused by bacteria (Xanthomonas citri pv. citri), which every year reduces the yield and quality of citrus fruits, especially lemons and oranges. This research was conducted with the aim of isolating and homogenizing two genes encoding harpins HrpW and HrpG from Xcc bacterium strain NIGEB-088 and making recombinant plasmids pBI-hrpG and pBI-hrpW in ...
Dissertation for receiving the master's degree ""M.Sc."" Orientation: Agriculture Abstract Effect of different levels of super absorbent (A-200) on the yield and yield components of wheat cultivar Shahriar at different levels of irrigation in two types of soil with different textures. This research was conducted in order to investigate the effect of the application of different ...
Dissertation for Master's degree (M.Sc.) Direction: Watershed, the effect of different components of rainfall on the morphometric characteristics of landslides in Mazandaran province. Abstract: Landslide is one of the main landslide processes that affects the evolution of mountainous regions and causes catastrophic events. Landslides in Iran, especially in the northern basins of ...
Master's Thesis in Mechanical Engineering, Energy Conversion, Abstract: Thermal energy storage and phase change materials for use in heating and cooling systems of buildings has become an important issue in the last 20 years. When there is a mismatch between energy production and its consumption time, the issue of energy storage becomes important. In the present work, the fluid ...
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 ...
Master's Thesis in Civil Engineering - Earthquake Engineering 1391 Abstract Structures with frames with coaxial braces are among earthquake resistant systems. These structures are widely
Summer 1390 Expertise Master of the field: Civil Engineering Orientation: Structure Abstract: In this thesis, the effect of nanosilica on the mechanical properties and durability of concrete containing polypropylene fibers
Dissertation of master's degree in civil-structural engineering Abstract: Divergent bracing frames are considered earthquake-resistant systems for steel structures. These braces are from my difficulty
In order to receive a master's degree in civil-soil and soil engineering in March 2013, abstract, different methods are used to stabilize pits, among them nailing method and ink method.
Master's Thesis in Civil Engineering - Earthquake Engineering March 2012 Abstract Reinforced soil is a special material that is created from the combination of soil and reinforcing member. Arming components resistant to N
Thesis for receiving the degree of M.Sc. Trend: soil and soil in February 2013 Abstract: Allowed load capacity or safe load capacity is a virtual pressure that is within the range of
Dissertation of Master's Degree in Civil Engineering – Earthquake Engineering 2013 Abstract: Concrete beam and slab bridges with neoprene supports are among the most common highway bridges in the country.
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 ...
The first chapter of research overview Introduction: With the development of cities and the increase in demand for intra-city travel, the need to move people and goods has increased day by day in recent years. Meanwhile, transportation experts and urban planners have found the only way to manage transportation and traffic in cities is to increase the share of mass and public ...
Theoretical thesis for master's degree in dramatic literature. Abstract In this research, popular culture has been defined and investigated, considering that the current era is an era of extensive changes and transformations, and communication technology is one of the important tools in the transfer and exchange of information and culture. The role and importance of culture is ...
Dissertation for receiving a master's degree (M.A) in the field of architecture – Architectural engineering trend spring 2014 Urban safety area, fire training centers are one of the most effective places in the three training departments
Dissertation for master's degree in the Department of Geography and Urban Planning Abstract One of the phenomena that today's cities, especially large cities, are facing is the phenomenon of high-rise construction. The rapid and uncontrolled growth of the population in cities and the consequent need for housing on a large scale, on the one hand, and preventing the horizontal ...
The abstract of the current research was conducted with the aim of knowing the role of the internal factors of the newsroom on the quantity and quality of television news. In this research, which was conducted through a survey method by distributing a questionnaire among a statistical sample of the employees of the Central News Unit of the Islamic Republic of Iran; The ...
The abstract of the present research has studied the extent and manner of representation of national identity in the 21:00 detailed news section of the first channel of Sima using the method of categorical content analysis. The first channel of Sima is a national network and can be found all over the country, and its detailed news section at 21:00 is one of the late and popular ...
Dissertation for Master's Degree (M.A.) Department of Social Sciences, Orientation: Researcher Abstract: The present meta-analysis is an attempt to re-analyze a set of these pathological researches in the field of factors affecting group conflict, in the present research for the meta-analysis of the research conducted, first the effect size was determined according to the ...
To receive a master's degree in polymer engineering - polymer industries, May 2013 abstract With the progress of various sciences and knowledge, the boundaries of knowledge have converged and in some fields we are witnessing
Abstract: The purpose of this research is to investigate the effect of the presence of mobile educational factor in multimedia on students' learning, memorization and learning motivation in geography. To conduct the research, from among the statistical population of the research, which were all female students in the third year of middle school in district 4 of district 6 of ...
Master's Thesis in Advertising and Cultural Communication Abstract Investigating the manner in which competing media pay to the news of the day - on July 18, when the political history of the opposition events in Iran took place, and on October 9, when the Palestine Conference was held with the participation of Islamic countries as the cause of the Islamic Revolution and the ...
Dissertation for Master's Degree in Educational Management Abstract of the present research with the aim of determining the relationship between the learning organization and organizational effectiveness in Allameh Tabatabai University in 2013-2014 using the correlation method. The statistical population of this research is all the administrative staff of the faculties of ...