Download more than 100 examples of thesis, proposal and project topics about dc to dc converters 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 the M.Sc. In the field of electrical engineering, power electronics, abstract: The material that is analyzed in this thesis in order to simulate and implement the buck converter nonlinear controller is presented in four chapters. In general, the buck converter and the relationships governing it and the studies conducted on the buck converter and a control method ...
Master's Thesis Farsi Abstract: Today, with the expansion of DC consumers and non-linear loads connected to the network, the design and construction of power factor correction circuits using electronic power converters has gained special importance. With the advancement of technology, integrated circuits have come to help in this field. Due to the complexity and non-linear ...
Master's Thesis, Electrical Engineering, Power, Abstract: The sliding mode control method is one of the most important non-linear control methods, whose distinctive characteristics are insensitivity to parameter changes, complete rejection of disturbance, and dealing with uncertainty. This controller first brings the system from the initial state using the law of reaching the ...
Thesis for master's degree in the field of electrical engineering (power) Farsi abstract: Today, with the expansion of DC consumers and non-linear loads connected to the network, the design and construction of power factor correction circuits using electronic power converters has gained special importance. With the advancement of technology, integrated circuits have come to help ...
Dissertation for receiving a master's degree in the field of electricity - the tendency of electric machines. Abstract In this thesis, the behavior of the wind power plant is investigated using the detailed model of induction generator with two-way feeding. Electronic converters of the power plant and its control systems and the behavior of the power plant include electrical and ...
Dissertation for receiving a master's degree in the field of electrical power, power systems trend. Abstract: Reactive power compensation has always been one of the important research topics in most universities and research centers. Meanwhile, the new generation of compensators (FACTS) has been the focus of the power industry and research centers in order to control reactive ...
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 ...
Dissertation for Master's degree (M.Sc) in the field of electrical-power engineering. Abstract In this thesis, the design of a resistant controller in power electronic circuit breakers and its comparison with linear control methods have been examined. The main goal of research and development in this field is always to find the most suitable control method in order to implement ...
Dissertation 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 ...
Master's thesis in the field of electrical power Abstract: Pulsed power is the accumulation of energy after a relatively long period of time and the release of energy very quickly. This process is to increase the instantaneous power of the system. The characteristic of this pulse includes the voltage level and rise time based on the load requirements. Improvement of efficiency ...
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 for Master's degree (M.A.) Major: Curriculum Planning Abstract of Dissertation (including summary, objectives, methods of implementation and results obtained): The main purpose of the research is to investigate the relationship of satisfaction with in-service training in a virtual way on the productivity of the broadcasting organization. The statistical population ...
Academic certificate for obtaining a master's degree, field: public administration, specialization: human resources. Abstract: The purpose of this research is to investigate the role of knowledge absorption in innovation, flexibility, and agility of the units of Gilan Central Broadcasting Organization. Considering the importance of acquiring information in today's competitive ...
Master's thesis in the field of electrical engineering-communication system for removing interference in the passive radar reference channel based on digital TV broadcast signal by terrestrial transmitters with a reproduction approach. In this thesis, a digital receiver for signal processing in a passive radar reference receiver based on orthogonal frequency division modulation ...
Master's in Movement Behavior and Sports Psychology Developmental coordination disorder is used to describe children who have difficulty performing some movement skills and lack the necessary competence to deal with their daily movement needs. The purpose of this study was to investigate the effect of selected exercises on the reaction time and posture control of 7-8 year old ...
Master's Thesis in the field of Electrical Engineering-Communications System Abstract of interference removal in passive radar reference channel based on digital TV broadcast signal by terrestrial transmitters with a reproduction approach. In this thesis, a digital receiver for signal processing in a passive radar reference receiver based on orthogonal frequency division ...
Master's Thesis of Electrical-Communication Engineering Abstract Production and amplification of radio frequencies [1] is the heart of satellite communication and optical electronics applications. The telecommunications industry is looking for smaller and more efficient RF amplifiers at higher frequencies. Nanostructures meet these needs due to their unique characteristics. In ...
Thesis for obtaining a master's degree in accounting. Abstract: Auditing institutions have important theoretical and empirical concepts for determining audit fees. They use various factors for the pricing of auditing services, and many researches have been done in relation to the identification and evaluation of these factors. The factors considered in most studies include risk ...
Abstract of the concept of people's trust in the media and the news that is published is considered to be the most important factor in the favorable and effective functioning of the media. This research examines the factors affecting the trust of the audience in the southeastern cities of Tehran province to the news of May 30/18 channel. In this research, we have used the survey ...
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 ...
Thesis for receiving the master's degree in architectural engineering (M.A) fall 2013 Abstract Today, the elderly constitute a large segment of the population of any society, due to the control of population growth and
Dissertation for Master's Degree in Accounting Abstract: The purpose of this research is to evaluate the relationship between social responsibility and the quality of financial reporting in companies admitted to the Tehran Stock Exchange. In this research, in order to estimate the quality of financial reporting by using the average of three different factors including: annual ...
Dissertation for master's degree in accounting, accounting orientation Abstract: Considering that based on the agency theory, corporate governance is created to provide control and balance between the interests of managers and shareholders and as a result to reduce the conflict of agency, companies that have a better quality of corporate governance system should face the problem ...
Dissertation for Master's Degree in Physical Education and Sports Science, Movement Behavior Abstract: Developmental coordination disorder is usually associated with motor and cognitive disorders such as balance, motor coordination, problems in reaction time and prediction, and memory in affected children. The purpose of this study is to investigate the effect of 8 weeks of ...
Dissertation for receiving a master's degree, field of study: electricity-power, orientation: electric machines in a synchronous generator, a dc current is applied to the rotor coil to produce a magnetic field. Then the rotor of the generator is rotated by a prime mover to create a rotating magnetic field in the machine. This magnetic field induces a three-phase voltage in the ...
Dissertation for Master's Degree in Power Direction Abstract Transmission lines protected by distance relays have limitations in the presence of series compensation. When the fault loop includes a series capacitor, the impedance seen by the distance relay is reduced. The level of compensation at any moment depends on the number of capacitors connected at that time. Therefore, ...
Abstract The main task of the synchronous generator excitation system is to provide the necessary voltage for the generator excitation winding. The excitation voltage is a dc voltage and it is used to create a flux in the excitation winding of the generator and consequently to produce a magnetic field to produce electrical energy by a synchronous generator. In the provided ...
Dissertation for Master's Degree (M.A) Major: Sports Management Abstract: Spectators along with the players are like rich resources that can be identified with the help of sports psychologists and considering the individual characteristics of the players and providing optimal conditions for the support of the players through the support and encouragement of the spectators and ...
Dissertation for Master's Degree in Information Technology Engineering - Computer Networks Major Abstract Wireless surveillance networks are an important branch of wireless multimedia sensor networks with some unique features. The quality of service in wireless surveillance networks is closely related to the packet loss rate. Occurrence of congestion is one of the main and most ...
Dissertation for obtaining a master's degree in the field: business management, orientation: internal management. Brand is an important relational tool in the company's customer relationship management. Because brand credibility is defined as the believability of the product information contained in a brand, which requires consumers to perceive that the brand has the ability (in ...
Dissertation for Master's Degree (M.Sc Computer Engineering (Software Orientation) Abstract With the developments in networks and communication technologies, wireless networks are used more. Among them, we can refer to ad hoc networks. Due to the many applications of these networks, the need for security is very important for their proper functioning. One of the problems that ...
Dissertation for Master's Degree in Computer Networks Chapter 1 Introduction 1-1 What is mobile ad hoc network? A mobile ad hoc network [1] is a network formed by wireless hosts [2] that can also be mobile. In these networks, no prefabricated infrastructure is necessarily used. This means that there is no infrastructure such as a central station, router[3], switch[4] or anything ...
The thesis for receiving a master's degree (M.A. Business Administration) The abstract of this research was written with the aim of investigating the ranking of the factors affecting the effectiveness of commercial messages in attracting the audience in Tehran province. In order to achieve the above goal, four questions were used. The theoretical framework of the research was ...
Master's Thesis in Visual Communication Chapter 1 Introduction From the beginning of evolution until today, humans have gone through many ups and downs in order to progress and achieve a better life than before their eyes. One of these challenges has been the need to communicate and record one's thoughts to transmit to others. In this way, the lack of efficient tools and the ...
Electronics Department of Master's Thesis Abstract: Speaker identification is one of the topics discussed in speech processing. Speaker identification is the process of identifying who is really speaking and when using the speech signal. The goal is to design a system that can identify the change in the speaker and tag each speaker's speech for the system. It means to specify ...
Dissertation for Master's Degree in Physical Education and Sports Science, Sports Management, Abstract The purpose of this study was to investigate the role of service quality in predicting the behavioral decisions of the spectators of the Premier Basketball League. The research method of the current research is descriptive of the correlation type and according to the purpose of ...
Abstract: Today in the world, sponsorships, especially sports sponsorships, constitute marketing activities. In Iran, financial sports activities are growing, especially in football. Therefore, it is necessary for company managers to obtain complete information about the effectiveness of this type of marketing activities so that they can make decisions including the allocation ...
Master's Thesis in Sports Physiology (M.A.) Abstract: The purpose of this research is to determine the anthropometric indicators of players in different football and handball positions and their relationship with speed and agility. 22 cases of anthropometric index in 58 players (in handball, the average age is 22.07, height 182.61, weight 82.92, and the standard deviation of age ...
Dissertation for obtaining a master's degree in physical education and sports sciences, movement behavior, abstract: Developmental coordination disorder is usually associated with movement and cognitive disorders such as balance, movement coordination, problems in reaction time and prediction, and memory in affected children. The purpose of this study is to investigate the ...
Motor behavior group, academic thesis for receiving a master's degree, motor behavior orientation. Abstract: A person's sense of competence in doing things (perceived competence) is one of the important factors in the development of self-concept. Perceived physical and motor competence plays a significant role in the idea of ??participation in physical activities. On the other ...
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 course in intensive care nursing Abstract Introduction: In the intensive care unit, ventilator-associated pneumonia ranks first among hospital infections. Since the role of nurses in preventing this complication is very important, the present study was conducted in order to compare the effect of two methods of face-to-face training and clinical guidelines for the ...
Dissertation for obtaining a specialized doctorate in oral and maxillofacial radiology Abstract: Introduction and purpose: The purpose of radiological evaluation of the temporomandibular joint (TMJ) is to depict suspected clinical disorders. This study was conducted with the aim of comparing the position and morphology of the condyle in symptomatic and asymptomatic patients with ...
Master's Thesis in Electrical Engineering, Power Orientation Abstract In this thesis, while investigating the phenomenon of saturation in protective CTs, the problems related to the detection of this phenomenon and the compensation of CT secondary current have been discussed, and in order to solve the problems raised, methods have been introduced and the results have been ...
Dissertation for Master's Degree in Nursing Education (Community Health Orientation) Abstract: Introduction: Overweight and obesity are one of the health related problems, the prevalence of which is increasing in developed and developing countries and has become a health problem. Obesity in childhood and adolescence, especially during the second decade of life, is a strong ...
Master's thesis in the field of telecommunication electrical engineering - abstract system of investigating and presenting a robust and efficient routing algorithm for military contingency wireless networks. Since the early 1980s, a new concept called network-based defense has emerged in the military forces. In order to achieve this concept, there is a need to have a military ...
Dissertation for receiving a master's degree, field of study: electricity-power, orientation: electric machines 1.1 Introduction: In a synchronous generator, a dc current is applied to the rotor coil to produce a magnetic field. Then the rotor of the generator is rotated by a prime mover to create a rotating magnetic field in the machine. This magnetic field induces a ...
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 ...
Dissertation for Master's Degree in Electrical Power Transmission lines protected by distance relays have limitations in the presence of series compensation. When the fault loop includes a series capacitor, the impedance seen by the distance relay is reduced. The level of compensation at any moment depends on the number of capacitors connected at that time. Therefore, for the ...
Master's Thesis in Electrical Engineering, Power Orientation Abstract In this thesis, while investigating the phenomenon of saturation in protection CTs, the problems related to the detection of this phenomenon and the compensation of CT secondary current have been discussed, and in order to solve the problems raised, methods have been introduced and the results have been ...
Dissertation for obtaining a master's degree in the field of electrical engineering, power orientation Abstract Wind energy will be one of the important sources of electricity in future systems. In this work, an overview of wind energy power electronic control is provided and the development of modern power electronic components is also briefly reviewed. The application of power ...
Thesis for receiving the degree of master's degree (M.A) Trend: Educational research in the fall of 2012, satellite abstract from the seventies to today in Iran, has continued to influence society and family.
Dissertation of Master's Degree in Industrial Engineering – Summer Industries 2013 Abstract A supply chain is a collection of suppliers, manufacturers, and distributors.
Dissertation of Master's Degree in Industrial Engineering - Systems Management and Productivity Orientation Fall 2019 Abstract: The growing and rapid movement of today's societies to acquire and exploit information, causes an ever-increasing expansion
Dissertation for obtaining a master's degree (M.A) in the field of social sciences (researcher orientation) when a brief look at today's societies and modern families! We have no doubt that kindergarten is an essential need. Mothers who leave the house early in the morning to do work and return tired in the evening, grandparents who are either absent or unable to take care of ...
Dissertation for Master's degree (M.A.) field and direction: Accounting Abstract: The subject of this thesis is ""the effect of profit management on the relationship between corporate governance and profit quality"". In this research, the relationship between profit management and profit quality, corporate governance and profit quality, profit management and corporate governance ...
Master's thesis in the field of information technology management, e-business orientation Abstract: In today's era, one of the most important human inventions that have brought about tremendous changes in the life of humanity is the emergence of the computer, followed by the Internet, which has created a virtual world and an incentive for universities to invest in the field of ...
Dissertation for Master's degree (M.A) field: Accounting Abstract of the thesis (including summary, objectives, implementation methods and obtained results): Management and information performance is very important from the point of view of the stakeholders, on the other hand, working environment is also one of the qualitative concepts in financial reporting, this qualitative ...
The abstract of the present research was conducted to investigate the relationship between emotional skills and emotional security with the quality of married life of couples living in Rodan city. This research was designed and carried out by descriptive-correlation method. The tools used in this research were the Enrich Marital Satisfaction Test, the Toronto Emotional Awareness ...
Dissertation for the Master's degree (M-A) in the field: Political Geography Abstract Soft war is a new concept in terms of scientific research and a very old concept in terms of history. This concept is known in the world as soft power. Soft war in its modern concept with features such as software orientation, mentalization, emptying from within, changing cultural identity, ...
Dissertation for Master's Degree (M.A.) Major: Research in Communications Abstract of the Dissertation (including summary, objectives, implementation methods and obtained results): The aim of the research is to find out the level of trust of TV news viewers in the 21:00 news section of Channel 1 according to individual conditions (age, education and marital years, etc.)
Dissertation for receiving a master's degree, specialization: Accounting, Abstract: The recent scandal in Enron and Worldcom and other American companies caused public sentiments to be aroused. Therefore, the general public believes that the profit management applied by company managers tends to opportunistic profit management, so that their personal interests are maximized. The ...
Faculty of Humanities, Department of Psychology, specialization: Industrial and Organizational Dissertation for Master's degree (M.A.) Examining the relationship between occupational stress and mental health with emphasis on the mediating role of coping strategies in the employees of the Jihad Agricultural Organization of Zanjan province. Abstract The main purpose of this ...
Master's Thesis in Psychology (M.A) Orientation: Educational Abstract: The purpose of this study was to investigate the effect of extracurricular activities on academic self-efficacy and academic performance of middle school female students in Bandar Abbas city. This research is practical in terms of purpose and comparative causal in terms of nature and method. The statistical ...
Master's Thesis of Social Communication Sciences Abstract: This research was conducted with the aim of investigating the rate of attitude towards women in television series and it investigated the amount of presence of women in television series, the gender discourse presented at the individual, structural and symbolic level and the rate of verbal and non-verbal gender relations ...
Master's Thesis in Social Communication Sciences (M.A) Introduction: Now that the information and communication revolution has spread geographical boundaries and created tremendous changes in the field of globalization, a large volume of information and new knowledge is easily available to everyone through information networks, and it seems that a ""global village"" is being ...
Dissertation for Master's Degree in Sociology The emergence of new technologies in every society is accompanied by doubts, confusions, and calmness, and the same applies to the emergence of satellite televisions. It is a question that requires the attention of many thinkers. And the government of the world has been attracted by the fact that the contents of the satellite ...
The abstract of the present research aims to investigate and discover the discourse or discourses formed around the August 28 coup on BBC Persian TV in the reports of the ""60th anniversary special of the August 28 coup"". For this purpose, theories such as media representation, framing, conceptualization, discourse theory and media diplomacy have been used. The method used in ...
Dissertation, to receive the master's degree ""M.A"" in the field of TV production. Research abstract: Publishing the teachings of Islam is one of the most essential factors for the survival and continuity of this religion. It is monotheistic. Propagation and information of these concepts and religious foundations is the most important way to publish and promote them. With the ...
Dissertation for Master's Degree Abstract In developing countries, such as Iran, environmental issues have socio-cultural aspects rather than technical aspects. Therefore, the main goal of environmental protection in relation to the social environment is to increase environmental awareness at the community level and change the social vision and strengthen the environmental ...
Dissertation for Master's Degree (M.A) in Family Counseling Abstract The purpose of this research is to investigate the mediating role of social anxiety in the relationship between identity styles and sexual satisfaction. This research is descriptive and correlational. The study population consists of all male and female married teachers of Mashhad who were teaching in high ...
The thesis for receiving a master's degree (M.A) in the field of accounting, the abstract quality of profit from various aspects including (having predictive value, feedback value, neutrality, timeliness and honest expression) has been evaluated and considered by researchers. The purpose of this research is to examine the relationship between some corporate governance mechanisms ...
Dissertation for the Master's Degree in Business Administration, International Business, Abstract: The information revolution and network hyperspace have transformed the marketing landscape and its traditional players, and new opportunities have been provided to business owners. Easy access to information, the possibility of quick comparison of products and many other Internet ...