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An academic thesis for receiving a master's degree in chemical engineering, environmental orientation. Among the models that are able to make successful predictions for the performance of reverse osmosis membranes, that is, the amount of separation and flow flux in a wide range of physical conditions (membrane and solution) and laboratory conditions (pressure and concentration), ...

Dissertation for M.Sc. Chemical Engineering-Environmental Engineering Abstract: Microbiological fuel cells (MFC) are considered as one of the important potentials in providing clean and renewable energy in the future. In addition to providing electrical energy, which is the most widely used and flexible among other types of energy, MFCs not only do not cause the slightest ...

Master's Thesis in Chemical Engineering Abstract: The purpose of this thesis is mathematical modeling of rotary dryer for drying dicalcium phosphate. In this project, with different temperature conditions and different number of cycles of the dryer, the moisture level of the product exiting the dryer has been checked. As a result, 100 data have been obtained from the output of ...

Master's Thesis M.Sc. Industrial Engineering Industries-Industries trend of academic year 1389-1392 Abstract: With increasing government supervision and the increasing attention of public opinion to environmental issues, companies

Dissertation for Master's Degree in Polymer Industry Engineering April 2013 Abstract Nowadays, the topic of energy and energy saving in all fields, even in homes, is one of the most important.

To receive a master's degree in polymer engineering - polymer industries, May 2013 abstract With the progress of various sciences and knowledge, the boundaries of knowledge have converged and in some fields we are witnessing

Master's thesis in the field of road, building and environmental engineering - hydraulic structures Abstract In this research, nonlinear wave differential equations are solved by the local RBF-DQ numerical method. These differential equations are in the form of Laplace's equation (as a governing equation) and nonlinear boundary conditions on the free surface; The basis of the ...

Master's Thesis in Chemical Engineering, Thermodynamics and Kinetics Abstract: A major part of the final properties of the product in emulsion polymerization is determined by the particle size distribution. In this project, an accurate model based on population balance equations (zero-one model) which includes the phenomena of nucleation and particle growth has been chosen to ...

A master's thesis in the field of chemical engineering, abstract of the laboratory study and modeling of calcium carbonate production from calcium chloride solution by absorbing carbon dioxide from industrial exhaust gases, by the efforts of Amin Alamdari, the effect of carbon dioxide concentration on the precipitation of calcium carbonate species and the kinetics of calcium ...

Dissertation for obtaining the master's degree ""M.Sc."" (Chemical Engineering - Thermodynamics and Kinetics) Abstract: Keywords: Computational fluid dynamics, bubble, continuity and failure, floating bed reactors, multiphase systems, vertical vertical flows, PBM, DQMOM, recently liquid gas floating bed reactors have received attention due to their wide application in chemical, ...

Dissertation for Master's Degree in Chemical Engineering Abstract Critical characteristics for materials such as critical temperature, critical volume and critical pressure are important characteristics for predicting many thermodynamic properties of different materials. Knowing the critical properties plays an essential role in all hydrocarbon production and process operations. ...

Master's Thesis in Chemical Engineering (Process Simulation and Control) Abstract Modeling and Simulation of the Electrostatic Desalination Process of Crude Oil by Elham Ariafard The aim of this research is to model the desalination process of crude oil based on the population balance method. For this purpose, the one- and two-stage electrostatic desalination process, which ...

Master's thesis in the field of chemical nanoengineering, abstract modeling of chloride ion removal from gas condensate using nanofiltration of chloride ion in gas condensate can cause severe corrosion of equipment and pipes. Therefore, it is necessary to remove it from the condensate flow. The aim of this work is the mathematical modeling of the nanofiltration process for the ...

Master's thesis in the field of chemical engineering without major. Abstract: Modeling, simulation and optimization of Jam Petrochemical Check Bed Reactor for hydrogenation of 1 and 3-butadiene. Therefore, a suitable kinetic model has been selected as a basic structure for modeling the reactor, and after that the presented model has been developed in order to match the molar ...

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 (A..M) orientation: Human Resources Winter 2019 Abstract With the advancement of technology and the complexity of organizational activities, it can be boldly claimed that the working life of

Dissertation for Master's Degree in Industrial Engineering, Industrial Orientation, Esfand 90, Abstract Today, due to the progress in technology, the globalization of markets, the diversity of customer demand, and the increase

Master's Thesis in Industrial Management - Operations Research. Abstract Many researches have been conducted in the field of urban transportation, each of them trying to improve these networks by specifying the type of vehicle and also a specific purpose. The current thesis also tries to provide a mathematical model to increase the income of Tehran subway. For this purpose, we ...

Thesis for Master's Degree in Elementary Education Abstract: The present study was conducted with the aim of investigating the effect of teaching problem solving strategies on reducing math anxiety among female students in the sixth grade of primary school in Qazvin city. And the sample group consists of 60 students who were randomly selected from a stratified cluster of the ...

Dissertation for Master's Degree in Remote Sensing and Geographical Information System - Water and Soil Resources Abstract The increase in population and the excessive development of cities, especially in their outskirts, regardless of environmental and human characteristics, has caused irreparable damage to the environment and its residents. For this reason, the issues of ...

Dissertation for Master's Degree (M.A.) Orientation: ""Strategic"" Introduction Today, the need for proper planning is clear in order to correctly estimate the time and cost of the project and the amount of resources required in a project, which have a direct impact on the implementation, administration and proper exploitation of projects such as dam construction and building. ...

Master's thesis in chemical engineering field, vapor pressure is an important thermodynamic property in process equipment design and chemical engineering unit operation. Therefore, experimental vapor pressure data that cover the entire range of vapor pressure are very valuable, but due to the lack of accurate measurements for the vapor pressure of some materials near the triple ...

Master's thesis in electrical engineering, control trend, abstract of new methods of identifying errors in systems, such as the use of qualitative analysis of events, can lead to tangible and understandable results for everyone. The gas turbine system is one of the systems in which there is a possibility of many errors. And sometimes even modeling them with mathematical methods ...

Thesis for obtaining a master's degree in the field: business management, orientation: financial management. Abstract In today's world, due to the increasing speed of science and knowledge, organizations are forced to use communication technology to adapt to the changing environmental conditions, and in this direction, they must invest. With the entry of a telecommunication ...

Master's Thesis in Mechatronic Engineering Introduction Recent developments in flexible manufacturing and information technology have made it possible for production systems to provide a wider range of products or services at a lower cost. In addition, the increase in competition at the global level has led to the confrontation of industries with the approach of increasing ...

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 ...

Master's thesis in telecommunications-systems, the abstract of the current research is about the issue of scalability in wireless sensor networks with imaging capability, which has analyzed, mathematically modeled and simulated the scalability by considering a relatively practical scenario of the sensor network, and based on the performance criteria of outage capacity and ...

Master's Thesis in Computer Engineering-Artificial Intelligence Abstract Identifying Overlapping Organizations in Dynamic Networks Many complex natural and social structures can be considered as networks [1]. Roads, Internet sites, social networks, organizational communication, kinship relationships, electronic mail exchange, telephone calls and financial transactions are just a ...

Obtaining a master's degree in the field of electrical engineering, electronics, abstract, mechanization of tools is one of the most important and extensive fields used in production processes. Due to the complexity and uncertainty of machining processes, recently soft computing techniques [1] based on physical models have been preferred to predict the performance of machining ...

Dissertation for Master's Degree in Computer Engineering - Artificial Intelligence Abstract Considering the rapid growth of complexity and size of simulation systems, designing efficient structures for evaluation and validation is an important issue. Today, Petri net is used for validation and verification. Petri nets are used to model systems of discrete events that may occur ...

Dissertation for Master's degree M.se field of remote sensing and geographic information system - water and soil resources Abstract: The phenomenon of dam failure has a catastrophic potential. Therefore, it is important to estimate the hydraulic parameters of flood waves in order to predict risks and manage resources and facilities and save human lives. Therefore, the issue of ...

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 ...

Doctoral Dissertation of Soil and Foundation Mechanics Abstract In this research, the discrete element method was used to analyze the wave propagation and investigate the factors affecting the wave speed in granular soils. The method of separate elements is important due to the possibility of preparing completely similar samples and checking the effect of changes of a certain ...

To receive a master's degree in civil engineering - water Abstract: Relaxation ponds should be designed in such a way that they can depreciate the potential energy stored in the reservoir water of dams and dams in such a way as to transfer it to the natural bed so as not to cause the loss of the bed and in critical conditions to destroy the pond and dam itself. In different ...

Dissertation for receiving a master's degree in civil engineering, soil mechanics, and the abstract of the contents, one of the most important and at the same time the most difficult topics in soil mechanics is the problem of the stability of gables. Analyzing the stability of soil slopes in order to determine the most probable rupture process or in other words to find the ...

Master's Thesis Department: Civil Engineering (MSC) Specialization: Hydraulic Structures Abstract Minab River is the most important freshwater river in Hormozgan Province. This river is the drainage of the surface waters of the Minab catchment area, and two bridges have been built on it, the first one is the connecting road to Minab city and the second one is 1500 meters after ...

Master's Thesis in Civil-Structural Engineering Today, domes and arches have found wide applications in architectural and industrial structures due to their suitable coverage of large openings. The use of today's technologies in styling and optimizing energy consumption in these types of structures is one of the important challenges facing engineers. Therefore, the need to ...

Dissertation of Master's Degree in Civil Engineering - Structure Abstract In metal structures, one of the most important places of stress concentration is the joint. In form cutting, the shear force at the connection point is so high that a part of the beam or its reinforcement is broken and separated in pieces, and this is due to negligence in the design of the connection or ...

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, ...

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, ...

M.SC Master's Thesis in Civil Engineering, specialization: hydraulic structures. Abstract Due to its special geographical location, Bandar Lange has been operating as a cargo and passenger transit station since the distant past. During the past years, this activity has raised expectations from it, so that its development plan has been implemented. Foresight in the development of ...

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 ...

Master's thesis in the field of civil engineering - hydraulic structures Abstract: Rivers are one of the most important and common sources of drinking, agricultural and industrial water supply. These resources have many qualitative fluctuations due to passing through different platforms and direct connection with the surrounding environment. Therefore, predicting the quality of ...

Thesis for obtaining a master's degree in the field: Chemistry, with a focus on preface. Computational chemistry is a new approach to known and familiar physical and chemical phenomena that can lead to a better understanding of the world around us. Today, with the increasing progress of computers, we are able to study various phenomena in very complex matrices such as biological ...

Doctoral Dissertation in the field of Civil Engineering - Water and Environment Abstract Network methods are among the most widely used groundwater modeling tools that have been widely spread and accepted in the last two decades. On the other hand, the advancement of computing power of computers and the ease of access to them have led to the rapid development of numerical ...

Master's thesis in the field of chemical engineering, abstract of simulation and optimization of biological reactor producing butanol, semi-continuous fermentation is an efficient and beneficial method to produce valuable metabolic products such as biofuels. Mathematical modeling of semi-continuous bioreactors is a very difficult and complex issue due to the transitory and ...

Master's Thesis in Chemical Engineering Abstract Vapor pressure is an important thermodynamic property in process equipment design and chemical engineering unit operation. Therefore, experimental vapor pressure data that cover the entire range of vapor pressure are very valuable, but due to the lack of accurate measurements for the vapor pressure of some materials near the ...

The master's thesis of precision instruments and automation in the oil industry. The introduction of the entire research is one of the important scientific, technical and economic topics, the issue of corrosion of metals and the protection of metal facilities. Investigating the topic of corrosion is not so simple and with all the research done, its factors are still not known ...

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 ...

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 Field: Electric Power Abstract: In this thesis, a new framework is presented for the planning and development of the participation strategy of virtual power plants in the energy and storage markets. According to the definition, a virtual power plant is a set of small-scale production units with a covered load and network managed by a certain entity. Dispersed ...

Master's degree thesis in the field of chemical engineering, thermokinetic and catalyst orientation. Abstract The purpose of this research is to estimate the electrical conductivity of natural waters based on modern mathematical methods. To achieve this, the waters of the Karaj and Jajrud rivers are considered as special cases. For this purpose, 20 sampling stations were ...

Master of Chemistry (Chemistry-Physics) Abstract In the present work, the theory of stable structures, bond energies and interactions in H2SO4...HNO...(H2O)n clusters (n = 0-2) were studied at the MP2/aug-cc-pVDZ computational level. The presence of one and two H2O molecules strengthens the interaction between HNO and H2SO4 molecules, and this indicates the positive role of H2O ...

Master's Thesis in Mechatronic Engineering Introduction Recent developments in flexible manufacturing and information technology have made it possible for production systems to provide a wider range of products or services at a lower cost. In addition, the increase in competition at the global level has led to the confrontation of industries with the approach of increasing ...

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 ...

The abstract of the current research is about the issue of scalability in wireless sensor networks with imaging capability, which has analyzed, mathematically modeled and simulated the scalability by considering a relatively practical scenario of the sensor network, and based on the performance criteria of outage capacity and ergodic capacity of the network. Scalability is ...

Master's Thesis Abstract In this project, the coat cracker unit of Abadan refinery has been simulated using Hysys refinery software. In simulating and receiving information, feed properties and solving mass and energy balance equations have been used. Simulation data and operational data of Abadan Cat Cracker unit have been compared. Also, by changing some important operational ...

Seminar for obtaining a master's degree in the field of electrical engineering, electronics, abstract mechanization of tools is one of the most important and extensive fields used in production processes. Due to the complexity and uncertainty of machining processes, recently soft computing techniques [1] based on physical models have been preferred to predict the performance of ...

Thesis for obtaining a master's degree in the field: Chemistry, specialization: Analytical Chemistry, Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, carbon nanotubes CNT(5-5), CNT(0-6), BNNT(0-6) and BNNT(5-5) doped with Ga have been used. First, the nanotubes were drawn using Gauss View and Nanotube ...

Dissertation for master's degree in electricity, power orientation Abstract: In the past, the structure of energy production and consumption systems, such as electricity and natural gas, were independent of each other. But due to the ever-increasing growth of energy consumption and the development of control systems and the need for coordination between energy production and ...

Master's degree thesis in the field: Electrical Engineering - Power Orientation Abstract: In recent years, with the increasing expansion of electricity consumption, the need to increase energy production and the use of renewable sources in the production of electrical energy has increased due to environmental and economic reasons, among which scattered production units have been ...

Master's thesis in electrical engineering, control trend, abstract of new methods of identifying errors in systems, such as the use of qualitative analysis of events, can lead to tangible and understandable results for everyone. The gas turbine system is one of the systems in which there is a possibility of many errors. And sometimes even modeling them with mathematical methods ...

Master's degree in electrical engineering, control orientation, electrical engineering, control orientation, abstract. Today, chemistry and oil and gas extraction and refining is one of the most important economic and productive support points of countries. One of the most common processes in refineries is the separation of chemicals. This is done using separator towers. The ...

The thesis for obtaining a master's degree in the field of mechanics, investigating and analyzing the free and forced vibrations of a multi-walled carbon nanotube placed in an elastic medium in order to achieve a clear mathematical understanding of the behavior of different walls of the nanotube under the influence of van der Waals forces and the elastic medium is one of the ...

Thesis for Master's degree (M.A.) Abstract In order to investigate the effect of planting date on dry matter allocation coefficients in soybean cultivars (DPX, Williams, Parshin), an experiment was conducted with 3 planting dates (June 30, July 9, and July 19) in the form of a randomized complete block design in four replications. In order to determine the dry matter allocation ...

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 Master's Degree in Electrical-Electronic Engineering (M.Sc) Abstract Sulfur recovery process by Klaus method is one of the most common methods of separating elemental sulfur from acid gas resulting from the sweetening process in gas and oil refineries. But due to the complexity of this process and the multivariable nature of the reaction furnace and the lack of ...

Master's Thesis of Energy Systems Engineering Abstract In the process of restructuring the electricity market, the pricing methods of power producers are the most important factor to obtain more profit, and for this reason, many researches have been conducted with different approaches such as the optimization approach in the field of determining pricing strategies. In this ...

Dissertation for master's degree in Applied Design-Dynamics and Control Abstract: Transverse instability is one of the common problems in high-speed rail vehicles, which occurs on rails without arches and due to the friction-creep nature of wheel-rail contact that creates non-conservative forces in the system. This phenomenon is called hunting, which is a type of ...

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 ...

Master's Thesis in Electrical Engineering ""M.SC."" Direction: Abstract The power of using electric vehicles such as hybrid electric vehicles in the transportation industry is increasing day by day. The battery of these cars can be charged through a home power socket or through public parking lots. Additional load caused by car battery charging can cause harmful consequences on ...

Master's Thesis in Mechanical Engineering, Applied Design 1-1-Introduction All humans know that the heart is a vital organ in the human body, so we cannot live without it. But with a purely mechanical view, the heart is just a pump; A very complex and important pump; And in terms of being a pump, like all pumps, there is a possibility of clogging, failure or needing to be ...

Dissertation for Doctoral Degree Abstract This thesis deals with uncertainty estimation in robust control of robotic arms and presents new methods based on voltage control strategy to estimate uncertainty. 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 ...

Master's Thesis of Precision Instrumentation and Automation in the Oil Industry. Abstract: Corrosion rate prediction and wear rate constant in gas brain tube using neural network is a phenomenon that is very complex due to the influence of various factors and cannot be modeled easily. In order to predict and model corrosion, attention is paid to its physical, chemical and ...

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 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 thesis in the field of mechanical engineering - applied design approach. Abstract: Identifying the stiffness and damping coefficients of a beam support. By: Majid Abedi. Supports and connections play a fundamental and important role in engineering structures. It is necessary to identify different support parameters. Stiffness and damping parameters are the most ...

Dissertation for Master's Degree (M.Sc.) Investigating the application of artificial neural network method in estimating the annual runoff of watersheds (Case study: Total Watershed, Fars Province) by: Jalal Zarei Abstract: The importance and place of water in human life, especially in the modern and overpopulated world, is not hidden from anyone, and industrial and urban life ...

Abstract Changing the parameters in an industrial process causes the process to go out of its optimal working point. This change, in turn, will reduce the efficiency of closed-loop controllers that are designed for the optimal operating point of the system. Therefore, it is necessary to first detect and identify these changes as a defect and then correct the system behavior by ...

Thesis - Master's Degree in Geophysics - Winter Seismology 2012 Abstract In this research, the effect of a branch fault in a subduction zone on tsunami waves using numerical modeling of tsunami waves.