Download more than 100 examples of thesis, proposal and project topics about welding residual stresses in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Master's Thesis of Structures Abstract In the welding process, after a stage of cooling of the body, due to the uneven distribution of temperature, stresses remain in it, which are called residual stresses. To obtain these stresses, the temperature history of the object during the welding process must be available. For this purpose, first a thermal analysis is done to obtain the ...
Dissertation for master's degree in mechanical engineering, construction and production trend. Abstract One of the important topics in the field of welding in engineering structures is the discussion of reducing residual stresses in welding lines and improving the quality of welding. Residual stresses reduce the load bearing limit, the life of welded joints and change the forms ...
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 Master's Degree in Mechanical Engineering, Manufacturing and Production, Abstract: The process of laser forming, especially in recent years, has been widely noticed. In this process, shaping is done by irradiating the laser beam on the surface of the sheet, which is accompanied by a rapid local heating and subsequent cooling of the heated area. However, the way ...
A master's thesis in the field of civil engineering - hydraulic structures Abstract Liquid storage air tanks are used not only to store water, but also to store chemicals and toxic substances in different forms. Considering the use of these structures in civil and urban development and industrial networks, their importance is determined before and after the earthquake. The ...
Master's Thesis in Civil Engineering (Soil and Foundation) Abstract Dense sand piles have been used since 1950 in Japan and then in other countries of the world as one of the most effective and economical methods in strengthening soil in order to prevent liquefaction, increase bearing capacity and improve soils with different grain sizes. The process of implementing dense sand ...
A master's thesis in the field of mechanics, applied design, abstract. These two characteristics are caused by phase transformations under different thermodynamic loadings. Depending on these two mentioned features, memory alloys can be used as actuators in different forms. These structures can be used in different fields such as medicine, aerospace, knowledge
Dissertation for Master's Degree in Rock Mechanics Abstract The unexpected stress intensity factor of some engineering structures has caused a lot of financial and collateral damage. In investigating the causes of failure, researchers gradually found that the design of many of these structures was correct based on the theory of elasticity and resistance of materials, and the ...
Master's Thesis in Mechanical Engineering (Applied Design) Abstract of three-dimensional interlayer stress investigation in mechanical connections in layered composite materials The purpose of this thesis is to investigate three-dimensional interlayer stresses in mechanical connections in layered composite materials. For this purpose, finite element method and ABAQUS software ...
Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 companies accepted in Bo
Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 accepted companies
Master's Thesis in Civil Engineering - Earthquake Engineering 1391 Abstract Structures with frames with coaxial braces are among earthquake resistant systems. These structures are widely
Dissertation for obtaining a master's degree in civil engineering, structural orientation, March 2013, abstract of the scope of using FRP materials for shear strengthening of reinforced concrete beams in
Dissertation of master's degree in civil engineering, structural orientation, October 1390, first chapter of generalities. 1-1 Introduction In recent years, there have been many advances in the field
Dissertation for obtaining a master's degree in civil engineering – Spring 2014 structure trend, first chapter, general research 1-1- Introduction: Mostly structures for severe earthquakes and surface acceptance
Master's Thesis in Civil Engineering - Earthquake Engineering March 2012 Abstract Reinforced soil is a special material that is created from the combination of soil and reinforcing member. Arming components resistant to N
Dissertation for M.A. Department of Public Management with Transformational Orientation Abstract The purpose of the current research is to investigate the relationship between organizational climate and job stress and creativity among the employees of Salam Insurance General Administration.
Dissertation for Master's Degree in Clinical Psychology Abstract In this research, the moderating role of coping strategies and social support in the relationship between quality of life, psychological symptoms and parenting styles has been examined and 120 female heads of households in Alborz province were selected as the research sample. Research evidence and the results of ...
In order to obtain a master's degree in the field of economic development and planning, Esfand 1990, abstract: forecasting the amount of investment needed to achieve the goals of each program (for example, economic growth of 6%, which is in the third program of TOS
Dissertation for Master's Degree (M.A.) Major: General, Investigating the effectiveness of exercise on the level of self-esteem, happiness and quality of life of young people. For this purpose, among the beginner athletes who referred to the Darab fitness club in the summer of 2013, 60 people were available and 60 people were selected from normal people and they were matched ...
Dissertation for Master's degree (M.A.) specialization: tourism planning, thesis abstract (including summary, objectives, implementation methods and results obtained): sustainable development is one of the key and widely used issues of the modern world. The tourism industry is not excluded from this category in direct connection with geography. Changing the use of an abandoned ...
Dissertation for Master's degree (M.A.) Major: General, investigating the effect of communication skills training on social adjustment of high school girls. Abstract The purpose of this research was to investigate the effect of communication skills training on social adjustment of high school girls. For this purpose, among the female high school students referred to education ...
Master's Thesis of Geography and Rural Planning Abstract In the past, tourism and tourism were special for nobles and elites and due to economic and technical bottlenecks and..... It did not play a significant role in the social, economic, and environmental aspects of human life. But in sync with the events and profound social and economic developments in the life of societies ...
Dissertation for Master's degree (M.A) field: educational research. The abstract of the present study was prepared and compiled in order to investigate the effect of job pressures on the performance of secondary school female teachers. Data collection in this research is a descriptive survey method. The statistical population of this research is made up of 285 female education ...
Dissertation for Master's Degree in Clinical Psychology ((M.A)) Abstract: The present study was conducted with the aim of comparing identity styles and coping styles and behavioral activation/inhibition systems in addicts and normal people. The method used was causal-comparative and the research tool included Berzonsky's Identity Styles Questionnaire, Andler Parker's Coping ...
Master's thesis in the field of accounting, abstract of the present research has investigated the effect of group affiliation on the decision to pay dividends in companies listed on the Tehran Stock Exchange. For this purpose, the relationship between the dividend policy and factors such as information inequality; Dependence on external financing (sources outside the ...
Dissertation for Master's Degree in Psychology (M.A) Major: Clinical Abstract Introduction: This study was conducted with the aim of comparing the personality traits and academic performance of normal students and under the cover of the Imam Relief Committee of the universities of Dere Shahr city. Cases and methods: This research is descriptive-analytical. The statistical ...
Master's Dissertation in the field of Psychology (M.A.) Major: Education Abstract: The purpose of this research was to determine the effectiveness of teaching coping skills and stress management on increasing the academic performance of Islamic Azad University nursing students. For this purpose, 32 nursing students were randomly selected and placed in two experimental and ...
Thesis for obtaining a master's degree, field: business management, orientation: finance, abstract Banks play an important role in the economic development of any nation, because they control a large part of the money supply in circulation. Therefore, the evaluation of the financial performance and productivity of banks has received a lot of attention in recent decades. Many ...
Dissertation for the Master's Degree in Public Administration, Human Resources, Abstract The general purpose of this research is to examine the relationship between emotional intelligence and the desire to leave a job. In the current research, the statistical population under investigation is the employees of the General Directorate of Sports and Youth of Gilan province with a ...
Dissertation for Master's Degree (M.A.) Direction: Remote Sensing and Urban and Rural Geographical Information System Abstract: Subsidence phenomenon is one of the natural disasters that causes the reduction of underground resources such as underground water, oil, etc. One of the most important causes of land subsidence is the drop in static level and increase in effective ...
Master's Thesis in Electronics Abstract Nowadays, according to the advantages of wireless sensor networks, which are simple and cheap implementation, low power consumption and high scalability, they are used in many applications. Designing sustainable wireless sensor networks is a very challenging issue. Sensors with limited energy are expected to operate automatically for a ...
Master's Thesis in Electrical-Control Engineering Abstract In this article, diagnosis, reconstruction and fault prediction of nonlinear systems with uncertainty are investigated. The diagnostic criterion is the residual signal calculated from the difference between the system output and a sliding mode viewer. The idea of ??sliding mode is to compensate the effect of ...
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) orientation: ""Human resources, introduction to work, is a very important source for earning a living and attaining social positions, which at the same time can lead to dissatisfaction, depletion of physical and mental strength. Job-related stress causes dissatisfaction of employees and the emergence of significant negative effects in other ...
Faculty of Humanities, Department of Physical Education and Sports Sciences Thesis for Master's Degree (M.A.) Major: Sports Management Abstract The purpose of this research is to investigate the relationship between social capital and job satisfaction and organizational commitment of the employees of the General Department of Sports and Youth in Fars Province. The statistical ...
Dissertation for receiving a master's degree in the field: executive management, direction: strategic. Abstract: The purpose of this research is to investigate the possibility of using a balanced scorecard to implement its strategies in Saipa Automobile Company. Balanced scorecard is one of the performance evaluation techniques of organizations that evaluates the organization ...
Dissertation in Master's Degree in Handicrafts, Traditional Arts Research, Abstract: The making of metal objects has always been the focus of past civilizations, among which we can mention the manufacture and production of weapons. In many cases, the makers of weapons reflected the tastes, opinions and worldview of their people and culture in the form of various decorations on ...
In order to obtain a master's degree in the field of civil engineering - soil and foundation orientation, Abstract Nowadays, circular foundations are more or less used for structures, especially structures that have axial symmetry. In this research, a numerical study was conducted on bearing capacity and settlement of annular foundation. PLAXIS software was used for modeling. ...
Dissertation for Master's Degree > Direction: Hydraulic Structures Abstract: One of the assumptions that is made to simplify the dynamic analysis of the existing weighted concrete dams is the uniformity of the foundation in terms of physical parameters such as modulus of elasticity and damping. This is despite the fact that, in practice, different geological conditions may ...
Dissertation for Master's Degree in Civil Engineering, Soil and Foundation Mechanics Abstract: Since many structures are built in dense urban areas, there is an increasing need to build buildings and geotechnical structures on soft clay soils. Clay soils usually show significant creep deformation. Although a lot of research has been done on the creep behavior of natural clay, ...
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 ...
Master's Dissertation of Discontinuous Structure Abstract: In recent years, the use of composite material in the construction and strengthening of structures has expanded greatly. The structure of this material is such that there is a possibility of crack formation between the layers. Due to the increase in load, these cracks grow and cause a sharp drop in the strength and ...
Dissertation for Master's Degree Abstract: Dealing with external forces such as earthquakes is one of the most important missions of civil engineers. In order to achieve this goal, the light metal frame system, which has advantages such as the possibility of industrial production, prefabrication and lightness, can be considered as a suitable alternative to traditional systems. ...
Dissertation for receiving a master's degree in the field of civil engineering with a focus on soil and foundation. Abstract: The compressibility behavior of soils has become an important concern in geotechnical engineering. As buildings, embankments and roads are implemented, significant settlements often occur. Since long-term settlements occur due to creep, therefore, the ...
Dissertation for master's degree in the field of civil engineering, road and transportation, the abstract of asphalt failures is one of the problems that are the concern of road and transportation engineers today, and every year huge costs are spent on the maintenance and repair of asphalt roads. Many efforts have been made to increase the strength and life of asphalt, among ...
Master's thesis in the field of structural engineering. Abstract: The increase in vulnerability caused by earthquakes and the large number of earthquake casualties caused by structures and houses that are weak in terms of construction forces people to conduct studies to reduce these risks and damages. Studies such as severe earth movement and seismic hazards related to it play ...
Master's thesis in the field of civil engineering, soil and foundation, today, due to the progress of the tunneling industry, the need to analyze and design underground structures in rocky environments is felt more than in the past. Although there are many numerical and practical software available in this field, none of them are complete and perfect in all fields, and each of ...
Dissertation to receive M.Sc degree in civil engineering, structural orientation. Abstract: One of the ways to strengthen the building against lateral loads is the use of a wind system (convergent or divergent). The increasing use of steel braces to deal with earthquake forces requires that the seismic performance of these types of systems be given more attention. The common ...
Dissertation for Master's Degree in Civil Engineering with Earthquake Orientation Abstract: Semi-rigid joints [1] are joints whose hardness is between the two states of grip and joint and transmit a part of the anchor, in other words, its degree of rigidity is between 20% and 90%. In this thesis
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 ...
Master's Thesis in Civil Engineering-Earthquake Abstract Using braces as a lateral resistance system in steel structures is one of the most common methods to withstand the forces caused by earthquakes. One of the weak points of this system is the compression resistance of the bracing member and its buckling as a result of reducing the member's load. Today, this problem has been ...
Dissertation for Master's degree (M.S) Chapter 1 History of dynamic analysis of liquid storage tanks and regulatory orders in this regard Abstract The main goal of this research is to investigate the effect of the presence of seismic isolators on the dynamic performance of liquid storage tanks during an earthquake. In this regard, it is necessary to first know the dynamic ...
Dissertation for Master's Degree in Mechatronics Engineering Persian Abstract The purpose of this project is to introduce a new approach for troubleshooting gas transmission pipelines using mechanical waves, which is much cheaper and easier than other methods. who are currently working. These lines are usually located in difficult environmental conditions and far away and in ...
Abstract Underground facilities are an integral part of modern society and are used for many applications, including subways and railway lines, highways, material storage and water and sewage transportation. is used Underground facilities built in areas affected by earthquake activity must withstand both earthquake and static loading. By reviewing the historical cases of ...
Dissertation for receiving M.SC Master's degree Major: Water Engineering Abstract: Dams are the largest man-made structures. Their design often stems from their unique nature and the consequence of failure, which is certainly greater than the collapse of other types of structures. The stability of dam body and foundation structures can be analyzed and checked in various ways. ...
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 ...
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 ...
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 ...
Civil Engineering Master's Thesis, Soil and Foundation Engineering Abstract In this thesis, in order to analyze the behavior of surface foundations based on reinforced soil, a simple physical method based on the resistance of materials called ""cone method"" is used, which is actually used as an alternative to the exact solution methods that are based on the three-dimensional ...
Master's thesis in the field of civil engineering, structure orientation Alkaline Aggregate Reaction [1] (AAR), is a chemical reaction that occurs in some concrete structures. (AAR) is a reaction between alkaline fluids in the pores and silica aggregates. Concrete failure, including expansion and cracking due to the alkaline reaction of aggregates, is of particular importance. ...
Dissertation for Master's Degree in Civil Engineering, Hydraulic Structures, Abstract: It is obvious that water resources are essential for the life of living organisms and especially for human life. Drainers are a set of structures that are used to transfer water from the dam lake to the discharge point downstream. Therefore, due to the importance of this part of the dam, the ...
Dissertation for Master's Degree in Civil Engineering - Structural Orientation Abstract: The most basic goal in the seismic design of structures is to prevent the structure from collapsing during severe earthquakes, which is the basis of the governing theory of seismic behavior, the result of investigating the nonlinear behavior of the structure during an earthquake and the ...
Tendency of soil mechanics and foundations. Abstract: Investigating the behavior of soils due to different loadings is one of the most important issues in geotechnical engineering. The behavior of soils depends on several parameters such as grain size, grain type, loading method, stress history, etc. Non-alignment of main stress and main strain directions is a phenomenon that ...
Civil engineering, soil and foundation, abstract, considering that all engineering infrastructures and vital urban and non-urban places and arteries such as: foundations of buildings, bridges, silos, dams, retaining walls, marine structures, industrial facilities, etc. . . All spread on a platform called the earth. The importance of investigating the type of instability in ...
Dissertation: In order to receive a master's degree in Persian language and literature, abstract in the upcoming thesis, love and its affiliates have been examined in the court of Saeb Tabrizi, a renowned poet of the Indian style. For this reason, first the verses in which the word love was directly present were extracted from the Divan of the poet. Then the concepts of love ...
Dissertation for Master's Degree in Sports Physiology Persian Abstract of Dissertation: Background and Purpose: The purpose of this research was to investigate the effect of a period of L-arginine supplementation on the responses of VEGF, endostatin and maximal oxygen consumption of trained wrestlers following a session of stimulating activity. Materials and methods: In this ...
Dissertation for M.Sc)) Electrical Orientation - Power Abstract Common-mode voltages and currents are generated due to 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 ...
Dissertation for Master's Degree in Chemical Engineering Abstract Paying attention to the issue of safety in industrial and chemical facilities is very important. According to the statistics, the amount of human, economic and environmental damages caused by industrial accidents every year in the world is very high. In addition, some of these damages are basically irreparable. ...
Dissertation for obtaining a doctorate degree in dentistry. Introduction Removing large amounts of dental tissue weakens the restored tooth. The type of restoration and composite method can be one of the influencing factors on tooth fracture resistance under occlusal forces. The purpose of this study was to investigate the effect of using new low-shrinkage composites on the ...
Dissertation for Master's Degree in Physical Education and Sports Sciences - Sports Physiology Abstract: Background and Objective: During metabolic changes during pregnancy, the mother's contact with heavy metals is considered very important for placental function and fetal health. But it has been assumed that endurance training by affecting the activity of metalloproteins such ...
Dissertation for Master's Degree (M.A.) Major: Sports Management Abstract The purpose of this research is to investigate the relationship between social capital and job satisfaction and organizational commitment of the employees of the General Directorate of Sports and Youth in Fars Province. The statistical population of the research includes 138 people; Considering that the ...
Dissertation for Master's Degree in Nursing (Community Health Nursing Orientation) Abstract Introduction: Non-exercise and ineffective methods of dealing with stress are common among nursing students, which leads to negative health consequences, since these students will be role models for them as health service providers in the future. Purpose: The purpose of the present study ...
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: To obtain a master's degree in neonatal special care nursing Abstract Introduction: Premature babies are subjected to many painful interventions during care and treatment, and nurses should use non-pharmacological methods without risk to prevent short and long-term complications caused by pain, so this study was conducted to determine the effect of swaddling on the ...
Abstract: Introduction: Diabetes or sugar disease is a metabolic disorder (fuel production) in the body. In this disease, the ability to produce insulin in the body is lost, or the body becomes resistant to insulin, and therefore the produced insulin cannot perform its normal function. There are two main types of diabetes. In type 1 diabetes, the destruction of beta cells in the ...
Master's thesis in the field of chemical nanoengineering Abstract: Fabrication of ceramic nanofiltration membrane for chloride ion separation (case study: gas condensate) In this research, chloride ion separation using alumina-titania double layer nanofiltration membrane has been investigated. For this purpose, first, the alumina-titania double-layer membrane is made based on ...
Biomechanics Master's Thesis Abstract Nowadays, open heart surgery has become a very common procedure all over the world. For more than half a century, steel wires were used to close the chest. Now the fixation methods have changed dramatically. By examining the common methods of closing the sternum and taking into account the important parameters in the design of these systems, ...