Download more than 100 examples of thesis, proposal and project topics about lack of voltage 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 (M.Sc.) Orientation: Power Abstract In recent years, with the advances made in data processing and transmission technology, distribution companies are more and more interested in using distribution automation systems. One of the most effective users of automation is the renewal of the distribution network, which is often analyzed as an ...
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 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 for obtaining a master's degree in the field of electrical-power engineering. Abstract: In recent years, attention to high productivity and efficiency in various industries has rapidly expanded the scope of application of power electronic equipment. These equipments have increased power quality problems in distribution networks due to their non-linear ...
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 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, ...
Dissertation for receiving a master's degree in the field of: Power Electricity, the increase in the presence of non-linear power electronic loads in distribution networks, on the one hand, and the ongoing changes in distribution networks, such as the presence of scattered production sources and the possibility of forming power microgrids [1], have increased the need for new ...
Dissertation for receiving a master's degree in the field of electricity, power orientation. Abstract In this thesis, the effect of return arc phenomenon on the performance of distance protection relay has been evaluated. Because the lightning striking the tower or the wire guard in the transmission lines can cause a return arc on the chain of insulators. Therefore, at first, ...
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 ...
Dissertation for master's degree in electrical engineering, power trend. Abstract Overvoltages are one of the most important factors that destroy and threaten the insulation of power network equipment and often cause interruptions in service and reduce the quality of power and reliability of the system. In addition, transient overvoltages caused by lightning are more common and ...
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 Dissertation in Power Electricity Abstract: In electrical networks, costs caused by system losses and defects caused by voltage deviations from permissible limits are among the biggest problems that plague power generation, transmission and distribution. Therefore, reducing the costs of planning and operating power systems, and at the same time, observing its limits and ...
Dissertation for Master's Degree (M.S) in Power Electricity, Abstract With the ever-increasing expansion of energy consumption in the world, the development of power networks is essential. But the creation of new transmission lines requires time and high costs, so if it is possible to use the same lines with a higher transmission capacity, it is very cost-effective. Today, the ...
Master's Thesis in the field of power, power electronics, power electronics, abstract. Distributed generation power plants have a production capacity of several kilowatts to 10 megawatts, which are used to produce electric energy in places close to consumers. Among their types, we can mention solar cells, fuel cells, micro turbines, wind power plants, etc. If these power plants ...
Master's Thesis of Power Electrical Engineering Abstract The wide network of the power system has very expensive equipment, including generators, breakers, power cables and transformers. The power transformer is the beating heart of this network, which is always subject to various errors under the influence of operational and environmental conditions, and in some cases, it will ...
Dissertation for Master's Degree in Chemical Engineering Abstract: Microbial fuel cell biotechnology is a new science, in which microorganisms, as cheap catalysts, convert the chemical energy contained in organic and inorganic compounds into electrical energy. Optimizing parameters affecting battery performance is one of the first laboratory steps towards the development of this ...
Dissertation for receiving a master's degree in the field of: Power Electricity Abstract The increase in the presence of non-linear power electronic loads in distribution networks on the one hand and the ongoing changes in distribution networks such as the presence of scattered production sources and the possibility of forming power micro-grids[1] have increased the need for new ...
Master's Thesis in Electrical Engineering - Renewal Abstract The trustees of distribution systems, as the last link in the chain of electricity supply to subscribers, face problems in their long-term decisions. Paying attention to electricity markets and rates affected by the performance of electricity market players challenges distribution companies, which are responsible and ...
Master's thesis in the field of electrical engineering - Power Abstract The importance of the energy issue has increased the need to use new energy sources as a producer of electrical energy. Nowadays, one of the suitable options for providing electric energy are scattered production sources. The use of distributed generation has many positive effects, such as increasing the ...
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 in the field of Electrical Engineering - Control Abstract Evaluation of the transient stability of power systems using the data of phasor measurement units by the efforts of Hanieh Mohammadi Rapid evaluation of security in power networks in emergency situations and the occurrence of various errors is a vital thing to prevent collapse and create nationwide ...
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 ...
Introduction Flexible Power Transmission Networks (FACTS[1]), is one of the aspects of the electronic revolution that is happening in all fields of electrical energy. The concept of FACTS was first proposed in 1988 by Hingorani. In addition to the advantages of fast and reliable switching, the range of semiconductor power devices provides opportunities to value electrical energy ...
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 ...
A master's thesis in the field of electrical-power engineering. Time series load distribution. In this research, the application of time series models in the power system is discussed. Time series are used to model different power grid parameters and in various applications. These models are able to consider the time correlation of power grid variables. According to the modeling ...
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 Thesis (M.Ss) Abstract The desire to use distributed generation (DG) resources is increasing day by day due to their numerous advantages. The disproportion between the consumption load and the production power will cause the power systems to be operated close to the corresponding nominal capacity, which will seriously aggravate this issue by using FACTS control tools with ...
Dissertation for M.Sc. Degree: Power Electronics Abstract: Distribution networks have various loads that consume different amounts of reactive power. Considering the effect of the type of load on the location and size of capacitor banks in distribution systems, in this thesis, a novel method for modeling different network loads in order to improve the voltage profile and reduce ...
Dissertation for obtaining a master's degree (M.A) Business Management - Marketing Orientation Summer 2019 Abstract Considering the ever-increasing speed of changes and competition in the economic world, managers should have
Thesis for obtaining the master's degree (M.A.) (Trend: Human Resource Management Winter 1391 Abstract: Naza University
Thesis for receiving a master's degree in the field of educational management in the field of educational sciences. Abstract: The problem of many companies and educational centers today is the problem of human resources and the lack of proper efficiency of these forces in organizations. This research has been prepared for all industries, companies, organizations and educational ...
Dissertation for Master's Degree in Accounting Abstract The purpose of this research is to re-explain the relationship between dividends and re-presentation of financial statements as a measure of profit quality. Specifically, this research focuses on conditions that can classify management's motivation in using accruals into two fraudulent and non-fraudulent groups. In this ...
Master's Thesis in Clinical Psychology (M.Sc) Abstract Reading is the most basic learning tool for students. Dyslexia accounts for the largest percentage of learning disabled students, which is defined by the lack of success in language skills such as reading, writing and spelling. Memory, especially active memory, is one of the important factors in learning that these students ...
Master's thesis in the field of philosophy of education Abstract Study of professional ethics from the point of view of secondary school counselors The purpose of this research is to investigate the study of professional ethics from the point of view of secondary school counselors. This research was conducted in a qualitative paradigm using the dominant-less dominant model. In ...
Dissertation for receiving a master's degree major: Accounting Abstract: The purpose of this research is to investigate the relationship between changes in dividends, earnings per share and changes in earnings per share with changes in future earnings. In this research, information related to the balance sheet, profits and cash flow of 100 companies active in the Tehran Stock ...
Dissertation for receiving a master's degree, orientation: accounting. Abstract In this research, we have examined the relationship between dividend policy and productivity. The intended research is an applied research. In terms of the type of research design, it is retrospective in order to rely on historical information, and its inference method is inductive and correlational. ...
Master's Thesis Field: Educational Management Major: Educational Management [1] Abstract: This research was conducted with the aim of investigating the relationship between psychological ability and quality of work life with the job satisfaction of professors of Islamic Azad University, Bandar Abbas branch. The method of this descriptive research is a correlational type. To ...
Master's Thesis of History and Philosophy of Education (Islamic Education) Abstract Ethics and moral education is considered one of the most important human issues in schools and especially human education. Because moral education provides happiness and salvation. The category of ethics has various dimensions such as reason and emotion. Intellect and emotion are two high human ...
Dissertation for obtaining a master's degree, specialization: accounting. Abstract: Forecasting profit per share is of particular importance in investments, because it follows the changes in stock prices and the direct reaction of the capital market. On the other hand, in the current business environment, due to the rapid changes in technology and financial conditions, managers ...
Master's Thesis in Accounting (M.A) Abstract The topic of ethics and practicing professional ethics is one of the serious and important topics in the field of accounting, which directly affects the honesty and ability of accountants to gain public trust. Especially, the lack of correct and ethical training can lead to fraudulent activities. Therefore, the importance of the ...
Dissertation for receiving the master's degree ""M.A."" Abstract In the last two decades, we have moved towards an economy where investment in human resources, information technology, research, development and advertising seems necessary in order to maintain competitive advantage and environmental guarantee of organizations. Therefore, it can be said that the source of creating ...
Dissertation for Master of Social Sciences (M.A) Degree: Researcher Abstract Professional values ??are the basis of employees' performance, which guide employees' interactions with citizens, colleagues, other professionals, and the general public, and provide a framework for commitment to the welfare of citizens and guidance for ethical behavior in the provision of humanitarian ...
The field of natural geography, climatology trend in environmental planning Abstract: Ardabil province in the northwest of the country with its long and elongated shape has faced climatic anomalies in recent years such as: increase in temperature especially in winter season, increase in the occurrence of hot winds, increase in evaporation and transpiration potential, decrease in ...
Master's Thesis (M.A.) Orientation: Transformation Abstract Today, organizations or in broader terms businesses are faced with many challenges such as globalization, value chain for business competitiveness, technological changes, etc. (Elrich, 2018). And considering the competitive environment, it is necessary to create suitable platforms for the effective management of human ...
Dissertation for Master's degree (M.A.) Major: ""Finance"" Thesis abstract (including summary, goals, implementation methods and results obtained): In determining the value of the company, shareholders and investors should pay attention to the quality of the profit in addition to the quantity. The quality of the profit means being close to cash and its sustainability. In other ...
Dissertation for Master's degree (M.A) accounting field Abstract of thesis (including summary, objectives, implementation methods and obtained results): Net profit is expected to show the result of the performance of an economic unit for a financial period. However, due to having different motivations, management manages profit (increasing or decreasing) and there is a ...
Dissertation for receiving a master's degree in business administration, specialization: Finance. Abstract: In this research, the relationship between profit transparency and liquidity risk in companies admitted to the Tehran Stock Exchange is investigated. In this research, we will check that increasing the transparency of companies' profits reduces liquidity risk. The ...
Master's Thesis - Industrial Management, Financial Orientation Abstract: The purpose of this research is to investigate the effect of market competition on the profit fluctuations of food industry companies that are members of the Tehran Stock Exchange. In this research, which is practical in terms of its purpose and semi-experimental research in terms of its method; After an ...
M.A. master's thesis Orientation: Human Resources Abstract Considering the transnational and international nature of the issue of corruption and fighting it, many measures have been taken at the international and regional level to fight this phenomenon. Meanwhile, the role of the United Nations and its members is very decisive. This organization can be very effective, efficient ...
Dissertation for M.A in Business-Financial Management Abstract: The main research problem in this research is whether there is a significant relationship between earnings per share, Tobin's Q ratio and financial leverage with the stock prices of companies listed on the Tehran Stock Exchange? In order to find an appropriate answer to the main research question, four hypotheses ...
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 ...
Master's thesis in the field of computer - software engineering. Abstract: The review of car insurance information has shown that factors such as the type of car used, having a driver's license, the type of license and its compatibility or non-compatibility with the vehicle, the amount of the insurance premium, the amount of insurance policy obligations, the quality of the car ...
Dissertation for M.sc degree, field: electricity, orientation: power electronics. Abstract Voltage stability is related to the power system's ability to maintain acceptable voltages in all system buses under normal conditions and after disturbance. The system enters an unstable state when a disturbance, an increase in the required load or a change in the system's position causes ...
Dissertation for Master's Degree in Computer Engineering (M.Sc.) Specialization: Software Abstract Today, moving ad hoc networks are more widely used and popular than in the past. Therefore, paying attention to the category of security in such networks is of great importance to the extent that it has become one of the important topics in scientific and research circles in the ...
Computer Engineering Master's Thesis Abstract Web development that lacks an integrated structure creates many problems for users. Not finding the information needed by users in this huge warehouse is one of the problems of web users. In order to deal with these problems, web personalization systems have been provided, which by finding the behavior patterns of users without their ...
Dissertation in Master's Degree in Handicrafts, Research Orientation Abstract: In educational and lesson planning, identifying needs and priorities is one of the most important steps. Knowing the needs of learners is done according to various factors, including the culture of that society. Handicrafts are an inseparable part of Iranian culture, which has been the manifestation ...
Dissertation to receive a master's degree, specialization: civil engineering-water engineering Abstract: In this research, the effect of land slope, difference in height of pressure booster stations, height above sea level on the characteristics of the length of the water transmission systems in order to verify the feasibility and facilitate the prediction of its use and optimal ...
Dissertation for Master's Degree (M.A.) Direction: Human Resource Management Abstract Organizational culture plays an important role in the internal control of employees' behavior and prevention of administrative corruption due to the nature of the strong effect it can have on the behavior and performance of the organization's members. The present study was conducted in order to ...
Master's thesis in the field of civil engineering, structural orientation. Abstract In this study, the evaluation and comparison of nonlinear and numerical analysis of deep reinforced concrete beams with openings without reinforcement with deep concrete beams with openings reinforced with FRP sheets and deep reinforced concrete beams without openings by Abaqus finite element ...
Dissertation for Master's Degree in Information Technology Management, Information Systems, Abstract The Imam Khomeini (RA) Relief Committee, as one of the popular institutions, in drawing its basic policies, emphasizes support, cooperation and popular participation, and on this basis, it considers the attraction of popular aid as a mechanism for guiding popular participation ...
Master's Thesis in Civil Engineering (M.Sc) Major: Project Management and Construction Abstract: Seismic improvement of educational buildings is one of the main priorities of the government after the Bam earthquake. This incident drew the attention of the statesmen to the fact that the improvement of educational buildings in Iran is a historical necessity, and if a proper ...
Dissertation for obtaining the master's degree ""M.Sc."" Abstract Mechatronic Engineering Considering the reduction of potable water resources and also the increasing population of cities, the increase in the number of subscribers, the need to increase the speed and accuracy in meter reading and reduce excess costs, in order to achieve modern technologies, extensive research has ...
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 ...
The first chapter of research overview 1- Introduction The growth and development of joint-stock companies over time led to the emergence and increase of a class of capital owners who did not directly participate in the management of the companies and guided and monitored the company's affairs through the selection of the board of directors. This new development created a new ...
Dissertation for Master's Degree (M.A.) Major: Information Systems Management Abstract One of the important trends in business and management in the 21st century, which has been seriously raised since the mid-90s, is focusing on the spirituality of employees in organizations. Adherence of public sector servants to ethics and the crystallization of this commitment in their ...
Dissertation for M.A. Master's Degree in Executive Management, Strategic Management, Abstract: Effective and successful managers pay attention to the emotional capabilities of people, and in their communication they can understand the emotions and feelings of others and react accordingly.
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 ...
Master's Thesis of the Department of Occupational Therapy Farsi Abstract Introduction: The increasing prevalence of stroke, the need to use more effective tools and techniques in this disease to reduce the duration It requires treatment, acceleration and facilitation of recovery and return of function of the affected organs. Therefore, the present study was conducted with the ...
Dissertation for Master's Degree in Physical Education and Sports Science Major: Sports Physiology Abstract The aim of the current research is to compare the relationship between the level of physical fitness and body composition between public and non-profit schools in Rasht. included 600 people, separated by 200 people per
Master's Thesis Abstract: The main purpose of this research is to investigate the state of the organizational structure and professional maturity of the employees of the General Department of Sports and Youth of Lorestan. The current research is of a descriptive-correlation type, which was carried out by the field method. The statistical population of the research includes the ...
Dissertation for Master's Degree (M.A.) Major: Sports Biomechanics Abstract: Injury is considered a destructive factor in the success of an athlete and identification of injury helps to prevent and reduce it. Handball is a popular sport and is always associated with the phenomenon of injury. The purpose of this research was to identify the types, causes and mechanisms of common ...