Download more than 100 examples of thesis, proposal and project topics about three level inverter design in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation to receive a master's degree ""M.Sc"" in the field of electrical engineering, power, high voltage, abstract. Inverters can produce single-phase and three-phase ac voltages from a constant or variable dc voltage. There are various methods to control the output voltage of the inverter, which is introduced in this thesis from an inverter system with solar panel input. ...
Dissertation to receive a master's degree ""M.Sc"" in the field of electrical engineering, power systems trend Abstract Today, significant advances in semiconductor technology and the emergence of high-power switches that have the ability to be turned off by a control signal on the one hand and the better efficiency of multi-level converters compared to two-level converters on ...
Dissertation for receiving the master's degree ""M.Sc"" in the field of power electrical engineering Abstract Inverters can produce single-phase and three-phase ac voltages from a constant or variable dc voltage. There are various methods to control the output voltage of the inverter, which is introduced in this thesis from an inverter system with solar panel input. In this ...
Dissertation of the master's degree in the field: Electrical Engineering - Power trend. Abstract Today, despite the wide use of sensitive loads such as power electronics, computers and non-linear loads in distribution networks, the issue of power quality has received more attention. Most of these loads are sensitive to voltage changes, such as undervoltage and overvoltage, and ...
Dissertation to receive a master's degree in electrical engineering, power trend. Abstract: Flexible power transmission systems, which are known as FACTS[1] compensators, are modern tools that have been used in power systems to strengthen the controllability and develop the transmission capacity of power networks based on power electronic converters during the last decade. In ...
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 ...
Dissertation to receive a master's degree in electrical engineering, power orientation. Abstract: Flexible power transmission systems, which are known as FACTS[1] compensating devices, are modern tools that have been used in power systems to strengthen the controllability and develop the transmission capacity of power networks based on power electronic converters during the last ...
Master's Thesis in Electrical Engineering - Power Abstract Nowadays, pulse width modulation techniques are widely used to control the output voltage and current of AC/DC converters. Among these methods, space vector modulation (SVM) has received a lot of attention due to its simplicity and favorable properties in controlling three-phase inverters digitally. The limitation of ...
Master's Thesis in Civil Engineering - Structural Orientation, February 2013 Abstract: The performance of a building during an earthquake depends on many factors, as a result, predicting the seismic performance of structures should be considered either explicitly or implicitly as part of the design or evaluation. Predicting the seismic response of the structure is very ...
Dissertation for master's degree in visual communication. The abstract of the present research in four chapters examines the works of cinema posters of the last three decades of Iran - 1360 to 1390. During a period of library research, materials related to the formation and birth of cinema in the world were conducted for the first chapter, and in the second chapter, the same ...
Abstract Common-mode voltages and currents are generated due to the creation of parasitic capacitance between solar cells and their frame, which is usually grounded. These capacities are usually modeled as capacitors between the negative terminal of the solar cell and ground. In solar cells that are connected to the grid through a transformer, the electrical insulation of the ...
Dissertation for receiving a master's degree in architectural engineering, specialization: Architecture, July 2019. Abstract Children have a very special place in today's world, as far as the future of nations and their global position can be predicted based on the characteristics of their children. In advanced countries, educational methods are determined for the flourishing of ...
Abstract Considering the sensitivity of the geographical location and the potentials in the Azad Qeshm Special Zone and the idea of ??improving the level of social interactions with other regions of the country and attracting domestic and foreign investors and improving the economic relations of the organization
Dissertation for receiving a master's degree in educational technology (M.A) Abstract This research was conducted with the aim of presenting a courseware based on the model of concept acquisition and investigating its effect on vocabulary learning and memorization and comprehension of first-year high school students in English. This study is in the group of quasi-experimental ...
Academic thesis for obtaining a master's degree in architectural engineering in March 2012 1- The first chapter (research plan) stating the problem of the relationship between man and nature is an attractive and interesting topic in M
Dissertation for receiving a master's degree in the field of architecture, March 92, abstract Despite the fact that it has been several decades since the design and construction of residential complexes
Master's Thesis, Architectural Engineering, Shahrivar 2013 Abstract: The issue is that the structure of neighborhoods in the contemporary era of Iran, due to changes in the form of contemporary urban development, including networks and
1- General 1- 1- Introduction Quality can be defined in different ways, most people only have a conceptual understanding of quality, or in other words, an understanding of one or more specific features in a product or service. Conceptual understanding of a point
Dissertation for Master's Degree in General Psychology Abstract research evidence shows that metacognitive beliefs have significant effects on all psychological aspects of human life. Individual-social compatibility and happiness are two of the most important aspects of teenagers' lives that can have a direct impact on their metacognitive beliefs. For this purpose, the present ...
Thesis for Master's Degree in Executive Management Abstract: The purpose of this research is to identify the effective factors in reducing administrative corruption through the improvement of the organizational structure in government organizations, and then it tries to provide appropriate solutions to reduce administrative corruption in the National Bank of Iran. The present ...
Dissertation for obtaining a master's degree in educational technology, abstract; The aim of the current research was to investigate the external cognitive load created in multimedia based on Merrill's educational design model in the biology course. In terms of purpose, this research is practical and in terms of methodology, it is among quasi-experimental researches. The ...
Master's Thesis Field: Public Administration Major: Human Resources Abstract The purpose of this research is to investigate the effect of in-service training and its dimensions on the level of job satisfaction of nurses in public hospitals in Rasht city. The independent variable of this research is in-service training. In this research, Latif's 2012 four-dimensional model ...
Dissertation for Master's Degree in Executive-Strategic Management Abstract In this research, the level of organizational effectiveness based on EFQM indicators in Hamadan Municipality has been investigated. The meaning of effectiveness is to check the effectiveness of the measures taken to achieve the predetermined goals of the organization. In general, in an organization, ...
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 ...
Master's Thesis in Computer Engineering (Artificial Intelligence) Abstract In recent years, many methods have tried to investigate the level of mental fatigue with different criteria. These methods have used different scales for this task, including performance and electrophysiological based measurements. Among these tools, electroencephalogram (EEG) seems to work better and ...
Dissertation for Master's Degree in Computer Engineering-Artificial Intelligence and Robotics Abstract: Every year, many traffic accidents occur all over the world due to driver drowsiness and inattention, which cause a lot of loss of life and money. One of the ways to detect fatigue and lack of concentration is to use driver face monitoring systems. By receiving images from the ...
Master's Thesis in Electrical Engineering (M.Sc) Major: Electronics Abstract: The increase in demand for portable systems has led the electronics industry to pay special attention to power consumption as an important criterion. Adders are important elements in many digital systems. For this reason, various digital collectors have been proposed in the current era, each of which ...
Academic Thesis for Master's Degree in Visual Communication Abstract: Today and in this competitive environment, branding for organizations has become a useful method and tool to communicate with customers. This means of communication has strategic advantages in creating continuity (continuous relationships), values ??and differentiation for the company in the long term. Visual ...
Faculty of Physical Education and Sports Sciences Thesis for Master's Degree in Physical Education and Sports Sciences Majoring in Sports Management Abstract The main purpose of this research was to investigate the relationship between knowledge management and the level of entrepreneurship in managers of private clubs in Tehran. The current research is quantitative in nature, ...
Thesis for Master's Degree in Physical Education and Sports Sciences Abstract The main purpose of this research was to investigate the relationship between knowledge management and the level of entrepreneurship in managers of private clubs in Tehran. The current research is quantitative in nature, applied in purpose, and descriptive-correlation in method. The statistical ...
Dissertation for Master of Electrical Engineering (M.A.) Direction: Power Abstract Reliability assessment in power networks is essential. With the discussion of smart grids in traditional power systems, a lot of attention has been paid to the use of renewable resources, electric cars that can be connected to the grid, and also other types of energy sources such as CHPs[1]. On ...
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 physical education and sports sciences, majoring in sports physiology. Abstract The purpose of this research was to compare the effects of three types of music (loud, soft, and loud) on the results of physical fitness tests. 16 healthy overnight students voluntarily participated in the tests with the average age (22.6±2.38 years), height ...
Dissertation for the Master's Degree in Business Administration (M.A) Major: Marketing Abstract The aim of this research is to design a conceptual model of sustainable tourism based on sustainable marketing. This model includes independent variables of social stability, political stability, service quality, environmental sustainability, cultural sustainability, sustainable ...
Dissertation for master's degree in the field: civil engineering, structural orientation. Abstract One of the phenomena that can occur during the design, implementation and operation of buildings is the phenomenon of progressive rupture. This phenomenon is defined as the spread of failure in a structure from one element to another in such a way that it eventually leads to the ...
Dissertation for receiving a master's degree in the field of physical education, specialization: sports physiology. The aim of this study was to investigate the effect of six weeks of training and three weeks of non-training on the aerobic and anaerobic capacity of futsal referees in Sari city. The research method was quasi-experimental with a pre-test and post-test design with ...
Dissertation for the Master's degree in the field: Education and Sports Sciences, Major: Sports Physiology. Abstract The aim of the current research was to investigate the effect of three simultaneous training methods on the anthropometric and health indicators of middle-aged men. For this purpose, in the current study, 30 middle-aged men with an average age of (45.2±5.7 years) ...
Master's Thesis in Food Industry (M.Sc) Abstract Walnut kernel is an edible substance that has a lot of fat, protein, sugar and starch, but due to various reasons, it undergoes physical and chemical changes very quickly and loses its quality. The purpose of this study was the effect of packaging and storage conditions on the quality and shelf life of walnuts. In the research ...
Master's Thesis on Irrigation and Drainage Abstract In arid and semi-arid regions, wastewater treatment and its reuse is considered as an important factor in water resource planning. Some researchers believe that the use of treated wastewater in agriculture is a very suitable solution because the elements removed from the soil by the plants are returned to the soil and the risk ...
The thesis for obtaining a master's degree in the field of agriculture was carried out in order to investigate the effect of planting date and density on the growth characteristics and yield of experimental potato cultivars during 2013 in Mojn city of Shahrood city. The experiment was carried out in the form of factorial split-plot design based on randomized blocks in three ...
Abstract This experiment was conducted in order to investigate the use of different levels of sesame flour and two ration methods based on total amino acids and digestible amino acids along with phytase enzyme on performance and carcass characteristics in broilers. 360 day-old broiler chickens were allocated in 12 treatments, 3 replications and 10 chicken pieces in each ...
Dissertation for Master's degree (M.Sc) major: Agriculture, investigating the effect of several types of pretreatment on Maritigal plant seeds (Silybum marianum) under several levels of salinity stress. Abstract: According to the available statistics at the global level, after China, India and Pakistan, Iran has the highest percentage of saline lands, so it is necessary to ...
Master's Thesis of Precision Instrument Engineering and Industrial Automation in Oil Industries Abstract Non-linear dynamic systems face many challenges that must be investigated. Among these problems, we can point out things like extreme nonlinearity, changing operating conditions, dynamic uncertainty, both structured and unstructured, and external disturbances. Despite the ...
Dissertation for obtaining a master's degree (M.Sc) Abstract: In order to investigate the effect of different amounts of iron and sulfur on the yield and components of the peanut plant, a factorial experiment in the form of a randomized complete block design in 3 replications with 4 levels of sulfur fertilizer from the source of granular sulfur fertilizer (including 0, 40, 80 ...
Thesis for Master's Degree in Animal Nutrition Abstract The purpose of this research was to investigate the effect of different levels of black seed on growth performance, some blood factors and immune response in quail. For this purpose, 240 one-day-old quail pieces were distributed in 4 treatments and 4 repetitions and 15 quail pieces in each repetition in a completely random ...
Dissertation for Master's Degree in Special Care Nursing Introduction: Evidence-based care is the application of the best research results, along with knowledge, expertise, clinical experiences and attention to the patient's values ??in the provision of care. For this purpose, the use of evidence-based guidelines and the quality review of evidence-based clinical care guidelines ...
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 receiving the master's degree ""M.Sc."" Trend: The power of the series active filter is designed for harmonic separation and load voltage regulation in non-linear loads of single-phase and three-phase harmonic voltage source type. A new method for extracting harmonics of load voltage is proposed under the name of absolute value method, which is applied to the ...
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, ...
Dissertation to receive a Master's degree (M.Sc.) in the field of Animal Science, Animal Nutrition, Abstract: Poultry breeding has taken a special place to provide part of the nutritional needs of the society, and the current society has correctly recognized this position and it is expanding every day. Therefore, it is very important to try as much as possible to improve the ...
Dissertation for getting a master's degree » « M.SC. Orientation: Agriculture Abstract Investigating the effect of planting density and different levels of iron fertilizer on the yield and yield components of rapeseed variety Hayola 401 In order to investigate the effect of plant density and different levels of iron fertilizer on the yield and yield components of rapeseed ...
Master's thesis in the field of agriculture and plant breeding, agriculture trend. Abstract In order to investigate the effects of plant smoke extract and aerosol smoke on germination rate, germination percentage, root length, shoot length, seedling weight, seedling root and root to shoot ratio, as well as some growth indicators, in three medicinal plants, fox berry, chamomile ...
Master's thesis in the field of agriculture Abstract In order to investigate and compare the effect of osmopriming and hydropriming of corn seeds at different levels of nitrogen fertilizer on the yield and yield components of double cross 370 corn, a split plot experiment was conducted in the form of a randomized complete block design in three replications in 2019 and in the ...
Dissertation for Master's Degree (M.SC) Direction: Electronics Chapter 1: Outline of Design 1-1 Introduction The main problem of the research is to design and analyze the capacitive pressure sensor based on MEMS technology and to investigate how much the sensitivity of the sensor can be increased to measure eyeball pressure? In this research, the capacitive pressure sensor based ...
Dissertation for Master's Degree in Educational Psychology Spring 2019 Abstract Concept map is one of the teaching-learning strategies that can facilitate meaningful learning in students and relationships
Dissertation for obtaining a master's degree in civil engineering. 2013 Winter Earthquake Abstract of earthquakes close to the fault due to having pulse type movement with a long period at the beginning of the record, including
Expert thesis Master of Civil Engineering, Structural Orientation, September 2013 Abstract Today, with the progress of science in the construction industry, many methods have been presented to improve reinforced concrete structures
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
end Letter for receiving a master's degree (M.A.) in the field of business management, financial orientation, fall 2013. Abstract of this research is a group of items from the exploration of the basics of research evaluation regarding motivation.
Abstract Today, word of mouth advertising as One of the common tools of marketing and advertising has gained great importance among marketers, so that studies show that advertising
Dissertation for receiving the master's degree in management "M.A." Trend: financial winter 2013 Abstract The aim of the current research is to explain the relationship between leadership competencies
Field: Executive Management Fall 2019 Abstract: The purpose of this research is to investigate the relationship between organizational justice and job performance of employees of Ardabil gas company. Organizational justice, the role of fairness and especially the perception of fairness in the environment
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
endname? Rasht Master's Degree: Civil Engineering (M.S.C.) Focus: Hydraulic Structures Academic Year 2011-2012 Summary of the Minab River, the most important river of Khan? The fresh water is in Hormozgan province. this river
Dissertation for obtaining a master's degree in civil engineering – Spring 2014 structure trend, first chapter, general research 1-1- Introduction: Mostly structures for severe earthquakes and surface acceptance
Dissertation for Master's Degree (M.A) in Business Management, Marketing Orientation, Winter 2013 Abstract In this research, the effect of key factors on the development of new products in carpet companies in Aran and
Dissertation for the Master's Degree (M.A) in Finance, Winter 2013 Abstract: In this research under the title « Investigation of human resource management on the financial performance of Melli Bank branches » that d
Thesis of the master's degree in the educational field: MBA 2013 Farsi Abstract Many business managers consider marketing to mean sales or advertising, while the concept of market
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
Thesis of master's degree in business management, international business orientation, winter 90, abstract, rapid growth under the structures of the Internet, new opportunities and methods for doing business to all the world.
Master's degree thesis Industrial Engineering - Social Economic Systems August 1391 Abstract of the project scheduling problem with limited resources is one of the most famous problems raised in research topics in general
Thesis of master's degree in the field of economics in Islamic economics, February 2013, abstract of worn out fabrics and urban inefficiency are areas of the city that over the past years, its constituent elements, including
Dissertation for receiving a master's degree in career orientation counseling Abstract: The purpose of this research was to investigate the relationship between work-family conflict and quality of work life with the organizational commitment of Gazsuzan employees of Najafabad. The method of this research is a descriptive correlation type. The statistical population of this ...
Dissertation for Master's Degree in Counseling and Guidance Abstract: The purpose of this research was to investigate the relationship between self-efficacy, academic procrastination and test anxiety with academic progress in male students. A descriptive-correlational research design was used. The statistical sample is 258 male students in the first grade of secondary school in ...
Academic Thesis for Master's Degree in Executive Management, Production and Operations Orientation, Summer 1990 Abstract: Today's world is the age of information, and access to information is a tool to gain advantage.
Executive Management Master's Thesis Abstract In today's marketing, the cost of losing a customer is equal to losing the benefits of the service that customer needs throughout his life. Insurance can be considered as one of the vital economic arteries of any country. The main goal of insurance marketing management is to attract new customers and retain previous customers and ...
Dissertation for Master's Degree in Geography and Urban Planning Chapter 1: General Research 1- 1- Proposing the issue of urbanization expansion and its relationship with social and economic harms is one of the main characteristics of the country's urban development pattern in the last few decades, and accelerated growth and development and unbalanced distribution in the new era ...
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 ...