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Number of pages: 123 Category: Civil Engineering

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

Number of pages: 100 Category: Civil Engineering

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 ...

Number of pages: 87 Category: Civil Engineering

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. ...

Number of pages: 115 Category: Civil Engineering

Master's thesis in the field of structural civil engineering Abstract: Steel-reinforced concrete is a material that is widely used in civil engineering structures due to reasons such as suitable compressive strength, low cost of preparation and availability of raw materials. But reinforced concrete prepared from cement paste, ordinary aggregates, and steel rebars has weaknesses ...

Number of pages: 92 Category: Civil Engineering

Dissertation of master's degree in civil-structural engineering Abstract: Divergent bracing frames are considered earthquake-resistant systems for steel structures. These braces are from my difficulty

Number of pages: 86 Category: Civil Engineering

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 ...

Number of pages: 185 Category: Civil Engineering

Dissertation for receiving a master's degree in the field of civil engineering, structure orientation. Abstract: Today, many reinforced concrete structures that are in operation are more than 75 years old and have been damaged due to natural disasters such as earthquakes and wind, or due to material fatigue or corrosive factors. Maintenance of structures is very important due to ...

Number of pages: 133 Category: Civil Engineering

Dissertation for receiving a master's degree in the field of structural oriented civil engineering, 2013, although the construction and design methods of structures have expanded over the years, but still the effect of earthquakes is one of the most important.

Number of pages: 120 Category: Civil Engineering

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

Number of pages: 231 Category: Civil Engineering

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 ...

Number of pages: 87 Category: Civil Engineering

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

Number of pages: 107 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering, Structures, Abstract: This thesis is the results of a numerical and parametric study on the effect of reinforcing reinforced concrete shear wall with FRP composite and applying the results of the finite element method. The finite element program is compared and calibrated against experimental data. Then, the numerical ...

Number of pages: 105 Category: Civil Engineering

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 ...

Number of pages: 174 Category: Civil Engineering

Dissertation for master's degree in civil engineering, structural orientation. Abstract: Today, in earthquake-prone countries, it is recommended to use a variety of energy-depleting tools in order to dissipate the energy of earthquakes on the structure. One of these tools is rotational friction dampers. Because the current regulations do not provide a value for the coefficient ...

Number of pages: 123 Category: Civil Engineering

Summer 1390 Expertise Master of the field: Civil Engineering Orientation: Structure Abstract: In this thesis, the effect of nanosilica on the mechanical properties and durability of concrete containing polypropylene fibers

Number of pages: 145 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering (M.Sc) Orientation: Structure Winter 2013 Abstract: Resilient construction of important government buildings, infrastructure facilities and vital arteries due to the increase

Number of pages: 235 Category: Civil Engineering

Doctoral dissertation in civil engineering – Earthquake Engineering 2013 Abstract The inappropriate performance of columns in concrete buildings designed and built in the past years causes concern and attention to the amount of A

Number of pages: 108 Category: Civil Engineering

Dissertation for master's degree in civil-structural field winter 2012 Abstract In recent years, the number of buildings that have suffered damage due to the loss of their gravity-bearing members has increased. Therefore, it has become important to design structures so that they are resistant to progressive damage in addition to the effects of earthquakes. One of the factors ...

Number of pages: 153 Category: Civil Engineering

Master's Thesis in Civil-Structural Engineering Abstract In order to estimate the capacity of buildings, it will be much easier and less expensive to use static methods instead of incremental dynamic methods. Although the incremental dynamic method gives more accurate and closer answers to the real behavior of the structure, its high cost and time has increased the desire to use ...

Number of pages: 116 Category: Civil Engineering

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 ...

Number of pages: 144 Category: Civil Engineering

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

Number of pages: 194 Category: Civil Engineering

Master's Thesis in Civil Engineering, Earthquake Orientation Abstract: Bridge structures are affected by various loads and are designed according to the level of risk that is considered for them. Explosive loading is one of the loads that threaten the health of bridges. It is necessary to evaluate the amount of damage and performance of bridges under the effect of this loading ...

Number of pages: 124 Category: Civil Engineering

Education Level: Master's Degree, Field: Civil Engineering, Major: Structures Abstract: In this thesis, the effect of nanosilica on the mechanical properties and durability of concrete containing polypropylene fibers was investigated. Polypropylene fibers with a length of 18 mm and a ratio of length to diameter of 0.9 mµ were used. The effect of fibers and nanosilica in three ...

Number of pages: 79 Category: Civil Engineering

Introduction In today's era, the presence of waste materials resulting from various physical and chemical processes is one of the important problems of industrialized and developing countries. So that extensive research is being carried out for methods of recycling or disposing of them to minimize the damage to the environment. In this regard, construction researchers, like ...

Number of pages: 164 Category: Civil Engineering

Dissertation for receiving the master's degree ""M.Sc"" orientation: abstract structure In today's reinforced concrete buildings, the use of interframe separators is very common. Intermediate frames with building materials are the main types of separators that are used in this type of buildings. In previous research, these interframe separators are usually considered as ...

Number of pages: 127 Category: Civil Engineering

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 ...

Number of pages: 145 Category: Civil Engineering

Dissertation for receiving a master's degree in the field of Civil Engineering (M.Sc) Major: Structure Abstract: The retrofitting of important government buildings, infrastructure facilities and vital arteries due to the increase in terrorist attacks around the world and the possibility of bombings near buildings and urban places is one of the most important discussions in the ...

Number of pages: 158 Category: Civil Engineering

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. ...

Number of pages: 169 Category: Civil Engineering

Thesis for receiving a master's degree in the field of civil engineering with structural orientation in February. 2013 Abstract: In recent years, significant progress has been made in the field of improvement and resistance

Number of pages: 147 Category: Civil Engineering

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 ...

Number of pages: 117 Category: Civil Engineering

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 ...

Number of pages: 108 Category: Civil Engineering

Dissertation of the master's degree in the field: civil engineering - structure, page 1-1-problem definition: In the science of structural engineering, there has always been an attempt to predict a set of events that will have a significant effect on the efficiency and endurance of the structure during its useful life. These factors should be considered by the design engineer ...

Number of pages: 19 Category: Research Methodology

Mechanical Engineering Master's Thesis Proposed Design - Introduction The use of fibers in concrete started about 50 years ago and day by day their use in various fields has increased. Adding fibers to the mixing design improves the mechanical properties of concrete and the behavior of the structure after cracking. It also increases the softness and malleability of the section. ...

Number of pages: 168 Category: Mining Engineering

Dissertation for Master's Degree in Rock Mechanics Introduction Excavations made in rocks have different dimensions according to their purpose and vary from small dimensions to dimensions comparable to huge concrete structures. Surface excavations can be used as a space for extracting mines, creating buildings, and supporting and overflowing dams, factories, power plants, as ...

Number of pages: 154 Category: Civil Engineering

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 ...

Number of pages: 77 Category: Facilities - Mechanics

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 ...

Number of pages: 186 Category: Civil Engineering

Expert thesis‌ Master of Civil Engineering, Structural Orientation, September 2013 Abstract Today, with the progress of science in the construction industry, many methods have been presented to improve reinforced concrete structures

Number of pages: 154 Category: Civil Engineering

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

Number of pages: 129 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering - Structures Abstract: One of the important problems in seismic design and implementation of buildings is the significant dead weight used in it. Therefore, in the case of using lightweight concrete that has favorable mechanical properties, significant benefits can be obtained, including a reduction in dead load and ...

Number of pages: 181 Category: Civil Engineering

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 ...

Number of pages: 169 Category: Civil Engineering

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, ...

Number of pages: 110 Category: Civil Engineering

Master's thesis in the field of civil engineering, structure orientation. Abstract: In this study, the effect of some effective parameters on the strength of polymer concrete based on epoxy resin, including hardener, filler, and solvent, has been investigated. Rice husk ash and broom stalk ash were used as fillers and acetone-toluene mixture with a ratio of 50-50% was used as a ...

Number of pages: 159 Category: Civil Engineering

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 ...

Number of pages: 154 Category: Management

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 ...

Number of pages: 175 Category: Civil Engineering

Master's thesis in the field of civil engineering, structural orientation. Abstract: Investigating the effect of span length on bridge behavior under the simultaneous effect of horizontal and vertical components. Among all types of structures, bridges are one of the pillars of vital arteries that need to be used after an earthquake to provide access to hospitals, fire stations, ...

Number of pages: 155 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering, Structural Orientation Abstract: Today, due to the increasing space limitations and economic savings, it is inevitable to use diagonal bridges to avoid lengthening the route and increase road safety. The diagonal issue of the bridge will cause a different and sometimes complex behavior in the bridge under the effect of the ...

Number of pages: 109 Category: Civil Engineering

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 ...

Number of pages: 151 Category: Civil Engineering

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 ...

Number of pages: 87 Category: Civil Engineering

To obtain a master's degree in the field of civil engineering - structural orientation. Abstract: The subject of this research is to investigate the level of performance and accuracy of methods based on non-linear static analysis and the need to retrofit steel buildings with a dual system of bending frame with cross brace and convergent 7-shaped brace designed with the 2800 Iran ...

Number of pages: 131 Category: Civil Engineering

Dissertation for master's degree in civil engineering, structural orientation. Abstract Good bond strength between the old and new concrete surface is a key factor in the performance of concrete repairs. The purpose of this thesis is to investigate and evaluate the bond strength between the surface of the old concrete and the added concrete. In this thesis, a laboratory research ...

Number of pages: 109 Category: Civil Engineering

Master's thesis in the field of civil engineering, structure, first chapter: introduction 1-1. General One of the most important natural events that has always changed people's lives and sometimes destroyed human civilizations by destroying buildings is earthquake. Therefore, humans have always tried to identify and deal with the dangers caused by earthquakes and still have not ...

Number of pages: 165 Category: Civil Engineering

Dissertation for receiving a master's degree (Sc..M) field: civil engineering, specialization: structure, abstract: In recent years, the subject of seismic isolation has been particularly focused on the seismic design of buildings. The main purpose of this work is to isolate the structure from the ground instead of using conventional retrofitting methods The equipment used in ...

Number of pages: 91 Category: Facilities - Mechanics

Master's Thesis in Mechanical Engineering - Applied Design Abstract In recent years, most of the researches have been focused on compressive and combined loading in order to investigate the buckling of nanotube structures, and for this purpose, the work done on tensile loading is very limited. Since the results of compressive and tensile loading in carbon nanotubes are ...

Number of pages: 171 Category: Facilities - Mechanics

Dissertation for a 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, ...

Number of pages: 107 Category: Facilities - Mechanics

Dissertation for M.Sc Master's Degree, Mechanical Engineering - Applied Design Abstract Modern wind turbines today tend to vibrate a lot due to their elastic, long and narrow structure. Therefore, all components of wind turbines should be subjected to vibration and modal analysis in the design stages, and their natural frequencies should be reviewed with turbine excitation ...

Number of pages: 107 Category: Civil Engineering

Master's thesis in the field of civil engineering, structural orientation Chapter 1: Introduction 1-1. General One of the most important natural events that have always transformed human life and sometimes destroyed human civilizations by destroying buildings is earthquake. Therefore, humans have always tried to identify and deal with the dangers caused by earthquakes and still ...

Number of pages: 124 Category: Facilities - Mechanics

Presented to obtain a master's degree in the field of mechanical engineering-applied design orientation. Abstract In this research, we investigated the free vibration of a cracked beam and found its natural frequencies. In the first part, by using the open crack model, by modeling the cracked part as a beam-shaped element and satisfying the boundary conditions, we obtained the ...

Number of pages: 124 Category: Facilities - Mechanics

Master's Thesis on Car Structure and Body Abstract In recent years, many researchers have allocated their attention to a special category of materials, memory materials. The ability to absorb and control vibrations actively or passively, respectively, is affected by the features of shape memory and hysteresis energy loss caused by the pseudo-elastic characteristics of these ...

Number of pages: 83 Category: Civil Engineering

Dissertation for obtaining a master's degree in civil engineering. 2013 Winter Earthquake Abstract of earthquakes close to the fault due to having pulse type movement with a long period at the beginning of the record, including

Number of pages: 100 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering – Shahrivar Marine Structures, September 1992 Abstract: Pipe-in-pipe systems are widely used in transmission line applications.

Number of pages: 100 Category: Civil Engineering

Thesis for receiving the degree of M.Sc. Trend: soil and soil in February 2013 Abstract: Allowed load capacity or safe load capacity is a virtual pressure that is within the range of

Number of pages: 170 Category: Civil Engineering

Dissertation of Master's Degree in Civil Engineering – Earthquake Engineering 2013 Abstract: Concrete beam and slab bridges with neoprene supports are among the most common highway bridges in the country.

Number of pages: 90 Category: Art - Graphics

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

Number of pages: 115 Category: Civil Engineering

Master's Thesis in Civil Engineering - Structural Orientation, February 2013 Abstract: The performance of a building during an earthquake depends on many factors, as a result, predicting the seismic performance of structures should be considered either explicitly or implicitly as part of the design or evaluation. Predicting the seismic response of the structure is very ...

Number of pages: 150 Category: Social Sciences - Sociology

Master's Thesis in Social Communication Sciences Abstract In today's era, when information-based communication has penetrated geographical boundaries and has marked tremendous changes in the global arena, the media as a useful tool can help the people of the 21st century to achieve a desired, ideal and fruitful life by using the latest scientific achievements; In addition, if ...

Number of pages: 126 Category: Educational Sciences

Dissertation for the Master's Degree in Educational Technology (M.A.) Abstract The purpose of this research was to investigate the effect of using the simulation method in a constructivist environment on students' creativity in the first secondary mathematics course. In this study, the research method was quasi-experimental. The statistical population of the research was 6200 ...

Number of pages: 81 Category: Physical Education - Sports

Dissertation for Master's Degree (M.A) in the field of Physical Education and Sports Sciences - Sports Physiology. Abstract The purpose of this research was to investigate the physical fitness of the personnel of the Security Department of the Central Organization of Islamic Azad University and compare it with international standards. The statistical population included all ...

Number of pages: 153 Category: Management

Dissertation for Master's Degree in Business Administration Abstract: The main purpose of the current research is to investigate the quality of service provision in different branches of the New Economy Bank in Bandar Abbas. In this research, by using the SERQUAL model, the evaluation and evaluation of the quality of service delivery and also the prioritization of the factors ...

Number of pages: 179 Category: Management

Dissertation for receiving a master's degree in the field of business management, international business orientation. Abstract In this study, we have tried to describe the attitude of consumers towards the country of manufacture in Iran's garment industry. For this purpose, the attitude of Iranian consumers towards the clothes made in the three countries of Iran, Türkiye and ...

Number of pages: 110 Category: Management

Master's Thesis in Media Management Abstract Knowledge creation or knowledge management consists of a range of strategies and implementation patterns that are used in an organization to identify, create, present, differentiate and enable acceptance of insights and experiences. Such insights and experiences form knowledge that can be found in individuals or in organizations as ...

Number of pages: 109 Category: Management

Dissertation for M.A Master's Degree in Business Administration - Marketing Orientation Abstract Nowadays, organizations need effective and efficient methods of communicating with customers in order to improve their sales.

Number of pages: 106 Category: Civil Engineering

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. ...

Number of pages: 124 Category: Civil Engineering

Master's Thesis in Civil Engineering - Roads and Transportation) Overview Pavements are usually affected by various factors that affect their life. Since a road passes through different areas where the subsoil, the type and volume of traffic and the climatic conditions of these areas are different from each other, therefore, various disadvantages and defects arise in different ...

Number of pages: 128 Category: Civil Engineering

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 ...

Number of pages: 82 Category: Civil Engineering

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. ...

Number of pages: 137 Category: Civil Engineering

Dissertation for receiving a master's degree in the field of civil engineering in the field of earthquakes. Abstract: The introduction of damage generators is very close to the concept of inelastic behavior and, as a result, hysteresis energy. Therefore, it can be said that the hysteresis energy at these levels can be a significant criterion for the design or control of the ...

Number of pages: 67 Category: Physical Education - Sports

Dissertation for Master's Degree (M.A) in the field of Physical Education and Sports Sciences - Sports Physiology. Abstract The purpose of this research was to investigate the physical fitness of the personnel of the Security Department of the Central Organization of Islamic Azad University and compare it with international standards. The statistical population included all ...

Number of pages: 126 Category: Civil Engineering

Dissertation for master's degree in the field: civil engineering, structural orientation. Abstract One of the phenomena that can occur during the design, implementation and operation of buildings is the phenomenon of progressive rupture. This phenomenon is defined as the spread of failure in a structure from one element to another in such a way that it eventually leads to the ...

Number of pages: 71 Category: Physical Education - Sports

Physical education and sports science thesis for receiving a master's degree. M.A. Abstract The purpose of this research was to determine the effect of sports shoes and medical insoles on shooting on the feet in people with flat feet. For this purpose, 30 active students in the field of football with an average age of 16.16 years with flat feet were selected and participated in ...

Number of pages: 83 Category: Chemical - Petrochemical Engineering

Chemical Engineering Master's Thesis Abstract: In this research, a method for the synthesis of ZSM-5 nanozeolite was presented. Then this nanozeolite was modified with CTAB surfactant and its characteristics were investigated using XRD, FT-IR, and SEM methods. This nanozeolite was used to prepare a modified carbon paste electrode (SMNZ/CPE) to measure sulfate anion. Also, the ...