Download more than 100 examples of thesis, proposal and project topics about pull in 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 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 ...
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 Mechanical Engineering, Applied Design, Abstract: Microelectromechanical systems are generally classified based on the type of their excitation mechanism. In addition to electrostatic excitation, which is considered as one of the most important excitation mechanisms, thermal excitation is widely used in multi-layered and functionally variable ...
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 ...
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 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 master's degree in electrical engineering, power orientation Abstract: The use of renewable energy to produce electrical energy has increased increasingly with the expansion of the use of flexible alternating current transmission systems (FACTS), to compensate for the quality of power and voltage, the range of use of these energies has increased.
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 ...
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 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 ...
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 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 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 ...
Master's Thesis of Ardakan Faculty of Art and Architecture, Carpet Department (Primary Materials and Dyeing) Mehr 2013 Abstract: During the period of its use, the hand-woven carpet may be affected by various factors and conditions
Dissertation for the Master's degree ""M.A"" specialization: educational psychology abstract of the thesis (including summary, objectives, implementation methods and obtained results): The purpose of this research was to determine the relationship between the components of emotional intelligence and the components of self-regulation learning and life in two socio-economic zones ...
Dissertation for master's degree in geography and urban planning Abstract One of the issues that most cities in the world are struggling with is natural disasters. Due to the unpredictability of natural disasters and the need to make quick and correct decisions and implement operations, theoretical and fundamental foundations have created a knowledge under the title of crisis ...
Master's Thesis in Communication, Advertising Orientation and Cultural Communication Abstract: This research aims to investigate the role of new media in promoting religious culture among communication students of Tehran and Soura University. The main question of this research is whether there is a relationship between new media and the promotion of religious culture. In this ...
Introduction There is a need to understand the universe and communicate with its unknowns, including the human characteristics that have been with him since birth, have changed shape over the course of his life, but do not disappear. Folk tales and legends that come from the heart of Qahar's legend, such as grandfathers and grandmothers; The rise and insatiable desire of ...
Dissertation for obtaining a master's degree in electrical engineering, electronics, abstract. The many advantages of on-site calibration compared to calibration in the calibration center have led to the formation of mobile calibration teams in all companies that work in the field of calibration. Therefore, in recent years, the design of standards and equipment suitable for ...
Dissertation for master's degree in electrical engineering, power orientation. Abstract The limitation of fossil fuel resources and the possibility of running out of fossil energy reserves, global warming, environmental pollution, price instability, as well as the increasing need of industrial and urban centers for energy, have made the international community think of suitable ...
Dissertation for Master's Degree in Electrical Engineering (M.Sc) Abstract The power system stabilizer is added to the excitation system in order to improve the damping of the power system during low frequency disturbances. For large-scale power systems that include a large number of connected generators, setting the power system stabilizer parameters will be a complex and ...
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 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 ...
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 electrical engineering- control, abstract assessment of the transient stability of power systems using the data of phasor measurement units, quick assessment of security in power networks in emergency situations and the occurrence of various errors, is a vital thing to prevent collapse and create nationwide outages. Therefore, the evaluation ...
Dissertation for master's degree in the field of electrical engineering, power orientation. Abstract In this thesis, a new method for the optimal location of power plants has been discussed in order to simultaneously optimize the development of production and network. In the considered optimization problem, the goal is to choose the type and capacity of new power plants and the ...
The master's thesis in the field of power. Abstract Control of scattered productions and their planning is one of the important issues of power systems operation. The purpose of this issue is to minimize the cost of operation and pollution and to supply cargo by observing the operation restrictions. The increase in the desire to use renewable resources and the move towards the ...
Master's thesis in electrical engineering, power, power trend, abstract network development planning, operation planning and finding solutions to improve the security and economic performance of the power system all require system studies. The most necessary step in conducting these studies is network modeling, which itself requires detailed information about the impedance ...
Academic Dissertation for Master's Degree in Visualization Foreword I have been a native of the marginal area of ??Halil Road for several years. I remember that on every hill or height we saw a pit dug and a large number of broken bones and pottery, which sometimes had patterns on them, and it was also heard many times that a person or people dug a place and pulled out objects ...
Dissertation for master's degree in the field: Power Electrical Engineering Abstract Due to the extent and complexity of distribution networks, the probability of an accident occurring in them is very high, and the occurrence of an accident can affect many subscribers. Therefore, reliability is one of the key parameters determining the success rate of the system in providing ...
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 ...
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 M.Sc. Abstract A wireless sensor network is a network consisting of many small nodes. The node receives information about the environment through sensors. The energy consumption of the nodes is usually provided by batteries, which in most cases cannot be replaced. Therefore, the consumption power of nodes is an important issue in these networks. And it is very ...
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 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 ...
Master's Thesis in Computer Engineering (Software) First Chapter Preface 1-1- Introduction Some authors define data mining as a tool to search for useful information in a large amount of data. To perform the data mining process, we encounter various research fields, such as database, machine learning and statistics. Databases are essential for analyzing large amounts of data. ...
Master's Thesis in Computer Engineering (Software) Abstract: Reducing energy consumption in the cloud environment using virtual machine migration Reducing energy consumption is one of the most important issues of the day, especially in the industry sector. In recent years, the ever-increasing human needs for computer systems have caused the creation and expansion of more and ...
Master's Thesis in Computer Engineering (Artificial Intelligence) Abstract Extracting common and understandable classifications[1] from data is an important role in many fields and issues. So far, several methods for classification [2] and pattern recognition [3] have been introduced. One of the successful and unique methods in the field of classification and pattern recognition ...
The effect of fiber and pozzolanic materials on the mechanical properties of glass fiber reinforced concrete Master's Thesis of Civil-Structural Engineering Abstract The failure and destruction of concrete is highly dependent on the formation of cracks and microcracks. With increasing loading, microcracks are connected and form cracks. In order to solve this problem and also to ...
Dissertation for the Master's degree (M.A) in the field of business management, specialization: internal, the abstract of the present research is to investigate the relationship between lean production and the commercial performance of manufacturing companies in Gilan province, in order to provide the possibility of helping the production sector of the country and the province ...
The academic thesis for obtaining a master's degree in the field of visual communication. Abstract Decorations in Iranian architecture have always been used as one of the methods of creating beauty by maintaining the unity of the whole in the same multiplicity of parts. Various types of decorations have been used in Iranian architecture. These decorations include various plant, ...
Master's Thesis in Civil-Soil Field Abstract Dense clay layers are used as one of the most common impermeable layers in most geotechnical structures such as earthen dams and municipal and radioactive waste disposal centers. Due to special geotechnical characteristics, these layers are damaged by cracking during their lifetime, these cracks increase the permeability of the layer ...
Dissertation for Master's Degree in Mechatronics Abstract In this thesis, a phase-locked loop is designed based on micro-electromechanical systems. The loop system has a feedback phase lock that compares the input phase with the output phase. This comparison is done by a phase detector. Phase detector is a circuit whose average output voltage is linearly proportional to the ...
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, ...
Master's degree thesis in the field of electrical engineering, power orientation. Abstract Today, the discussion of system control and monitoring is one of the most important discussions in the power network, and we need to know the exact state of the power network in order to design control devices. By knowing the state of the network at any moment, you can be aware of changes ...
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 ...
Abstract The evolution of computing is such that it can be assumed as the fifth basic element after water, electricity, gas and telephone. In recent years, increasing attention has been paid to cloud computing. Cloud computing is a large-scale distributed model that provides customers with a scalable and virtualized pool of managed computing power, storage, and services over the ...
Master's thesis in the field of civil engineering, soil and foundation, in this research, the bearing capacity of the conical pile group and the cylindrical pile group with the same volume are calculated and compared. Due to the lack of numerical studies and modeling by software for conical piles compared to laboratory tests in this field, in this research, the modeling of the ...
Master's Thesis of Electrical Engineering - Power Abstract: Induction motor condition monitoring is an absolutely necessary and important technology to detect various defects at the initial stage. which can prevent the spread of unexpected defects in the initial stages. Approximately 30-40% of induction motor defects are related to stator defects. In this thesis, a comprehensive ...
Master's Thesis of Electrical Engineering - Restructuring 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 ...
Electrical-Electronics Engineering Master's Thesis Abstract In this thesis, we have used graphene nano-ribbons as an active layer of a solar cell for the first time. To simulate this cell, the non-equilibrium Green's function method was used in the mode space, and the effect of electron-photon interactions was calculated by means of Born's self-consistent approximation. To ...
Dissertation for Master's Degree in Physical Education and Sports Science Abstract The aim of the present study was to find a relationship between mental toughness, ways to cope with stress and optimism in the players of the sitting volleyball league of Iran. The statistical population of this research was all male volleyball players of the sitting volleyball league of Iran, and ...
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. ...
Master's thesis in the field of electrical engineering - power abstract of the possible analysis of dynamic stability of microgrids, considering wind turbines, in recent years, the high penetration of renewable energy sources, especially wind energy, in power networks has created new problems. One of the most important issues is the uncertainty in the power produced by wind ...
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 M.Sc degree, field: chemical engineering, orientation: biotechnology, research method: first, the surface of the gold electrode was coated with nickel and cobalt salt in suitable conditions, then the standard solution of atrazine poison was placed in contact with the modified electrode, and after optimizing a series of mechanical and chemical parameters, its ...
Abstract: In electromyography studies, it is generally accepted to normalize the signals so that they can be compared and interpreted. But due to the lack of a standard method for normalization, there are many differences in the normalization method. These differences are related to the reference signal measurement method. The purpose of this study is to compare the reliability ...
Doctoral thesis in the field of chemical engineering abstract theoretical and experimental investigation of the continuous process of desalination of heavy crude oil using microwaves and ultrasonic waves Desalination of crude oil is the first step in oil refining, by which the undesirable compounds with the oil are separated before they reach the main unit. In order to reduce ...
Master's Dissertation in Electrical Engineering (M.Sc.) Focus: Power Abstract Reliability in any system is a concept that refers to the safe and reliable operation of the system. Although this concept is undefined in most systems such as electrical, mechanical, pneumatic, etc., it is of interest to designers and consumers, but with the advancement of technology and the increase ...
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 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 receiving a master's degree in electrical engineering, electronics orientation. Chaos theory was founded at the end of the 20th century by Lorentz. Chaos science investigates non-linear systems and their behavior in different conditions. Since the systems around us are mostly non-linear, by creating feedback in them, they may show chaotic behavior, so chaos ...
Abstract This thesis deals with uncertainty estimation in robust control of robotic arms and presents new methods based on voltage control strategy for uncertainty estimation. The voltage control method is much simpler compared to the conventional torque control method, because it does not require a complex non-linear model of the robot. As a result, the volume of controller ...
Master's thesis in the field of electrical engineering (power trend) Abstract of the investigation of transient electromagnetic states in wind turbines with the increasing development of wind turbines, increasing its efficiency has become more critical. One of the factors for measuring wind turbine efficiency is its performance in transient state problems. The phenomena that ...
Abstract: Introduction: One of the main goals of treating periodontal diseases is to preserve the alveolar bone in order to continue the survival of the tooth. There is a suspicion that if the activity of osteoblast cells is stimulated and the osteoclastic activity of bone cells is prevented during the treatment process, the bone structure can be rebuilt. The positive effect of ...
Dissertation for Master's degree (M.A) specialization: ""Insurance Management"" Abstract of the thesis (including summary, objectives, implementation methods and results obtained): Due to the very poor coverage of basic treatment in the dental insurance sector, such services are considered as luxury services for people and the health indicators of oral and dental health in Iran ...
Abstract: This thesis proposes a new control strategy to control single-phase distributed generation system DG [1] connected to the grid based on Lyapunov stability theory. The main idea in this strategy is that a Lyapunov function similar to energy is defined by considering different states of the distributed generation system and then the control law that makes the time ...
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 ...
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 ...