Download more than 100 examples of thesis, proposal and project topics about ultrasonic ejector device 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, Mechanical Engineering, Energy Conversion, Abstract In this thesis, using the CFD computational fluid dynamics technique, the effect of key parameters such as the effect of secondary inlet pressure on the ejector device, suction ratio, return currents caused by secondary inlet pressure and the effect of all these parameters on the hydrodynamic characteristics of ...
Master's Thesis of Faculty of Art and Architecture, Department: Carpet (Painting), October 2013 Abstract: Today, in today's advanced and industrialized world, using new methods, it is trying to make Tul products
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 ...
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 ...
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
To receive a master's degree in textile technology engineering. Abstract In the previous research, multi-sized nano-roughness was developed using nanoparticles with different sizes and different surface charges along with silicone resin coating to produce multi-purpose textiles with stable properties. In this research, the idea of ??using laser irradiation and finishing textiles ...
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 ...
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 ...
Doctoral Dissertation in Chemical Engineering-Biotechnology Abstract The purpose of this study was to produce polyhydroxyalkanoate biopolymer using glucose, fructose, molasses and whey carbon sources by microorganisms Azohydromonas lata DSMZ 1123, Azotobacterbeijerinckii DSMZ 1041, Cupriavidus necator DSMZ 545, Hydrogenophaga pseudoflava DSMZ 1034. In the first stage, to screen ...
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 Chemistry for Master's Degree Abstract Acrylic-based pressure-sensitive adhesives are more expensive than rubber-based adhesives, but they have a longer life and resistance to high temperatures, chemicals, UV rays, solvents, light, softeners, and the environment. Modification of acrylic pressure-sensitive adhesives is useful for improving adhesion properties. In ...
Master's Thesis of Polymer Industrial Engineering Abstract Cross-linked polyethylene is one of the materials that is widely used in the field of insulation production in cables due to having suitable electrical properties and good electrical strength. Nowadays, one of the methods of optimizing the properties and changing the behavior of polymers is the use of filler particles ...
Master's Thesis of Polymer Industry Engineering Abstract Phenolic resins have excellent dimensional, thermal, chemical and corrosion resistance. Also, the fugitives produced during the thermal degradation of this resin have low toxicity and, in addition, they have high charring. Phenolic resins, due to having desirable properties, are used in many fields such as internal parts ...
Dissertation for M.Sc. in Food Engineering, Agricultural Orientation Abstract The focus of recent research has been photochemical substances derived from plants, which are due to their positive effects on human health. During processing in factories, food can be enriched with active compounds such as phenolic compounds that have benefits and physiological properties such as ...
Dissertation for M.Sc., Energy Systems Engineering - One of the most important issues related to the environment in the oil, gas and petrochemical industries is the proper disposal of waste hydrocarbon gases in industrial units and complexes. One of the most common methods available for the safe disposal of these gases is burning them in flares and releasing them into the ...
Master's Thesis of Ardakan Faculty of Art and Architecture, Department: Carpets, November 2013 Abstract: Some contemporary (mostly commercial) carpets have defects in color, which are checked by a restorer upon the customer's request.
Thesis for obtaining a master's degree in the field: management, orientation: business-marketing Abstract: Medical equipment is one of the important and influential factors in human life, and the medical equipment market also accounts for a significant part of financial transactions. Therefore, the marketing of medical equipment is an important matter. On the other hand, ...
Master's Thesis in Electrical Engineering. M.Sc. Major: Power. Abstract: In recent years, two major developments have occurred in power systems. One of these changes is related to the restructuring of the electricity industry and the transformation of the traditional centralized environment into a decentralized one. Another development is in the field of expanding the use of ...
Dissertation for receiving a master's degree, specialization: food industry, abstract of osmotic dehydration, the process of removing water is based on the placement of food materials in a hypertonic solution. In this research, the combination of osmotic dehydration process for kiwi pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
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 ...
Dissertation for Master's Degree in Intensive Care Nursing Introduction: Insertion of venous catheter is the most common invasive procedure performed for hospitalized patients. In many cases, this simple procedure can save the patient's life. On the other hand, this action becomes a difficult and time-consuming technique in some groups and patients. Various auxiliary measures ...
Master's Thesis in Polymer Science and Technology Abstract: Today, cancer is one of the most important concerns of the medical world, for which no definitive cure has been found so far. Radiation therapy is one of the methods used to control and reduce the complications of cancer. Brachytherapy is one of these radiation therapy methods in which the radiation source is placed ...
Master's Thesis of Mechanics, Energy Conversion, Abstract In this study, by using the computational fluid dynamics technique, an attempt has been made to obtain the optimal dimensions for the injection nozzles of the vortex tube device. For this purpose, numerical simulation has been performed for different values ??of length, width, and height of injection nozzles, and other ...
Thesis of master's degree in seafaring, sea transport orientation (case study of Bandar Shahid Rajaei container terminal), February 2019, abstract in this research, the future scenarios of Bandar Shahid container traffic
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
Master's degree thesis of Master's degree: MBA ???? Abstract: In recent years, the importance of the experience of buying pleasure
Thesis for receiving the degree of master's degree (M.A) Trend: Educational research in the fall of 2012, satellite abstract from the seventies to today in Iran, has continued to influence society and family.
Master's Thesis in Geophysics – Seismology 2019 introduction of spectral acceleration maps by probabilistic method for Iran in the range of 44-54 geographic longitude and 40-26-5 geographical latitude based on the analysis
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
Doctoral Dissertation on Earthquake Geophysics Science, September 2012 Abstract In this treatise, several combined simulation methods are used in order to produce artificial maps of the earth's powerful movement. Based on this, there are two methods
Dissertation for Master's Degree, Field: Architecture, Orientation: Architectural Technology, Spring 2014 Abstract With the formation of cities and the development of cities and communities, the needs and demands of people in the city
Master's thesis of Ardakan Shahrivar Faculty of Art and Architecture 2013 During the Safavid era, Shah Ismail declared the Shia religion as the official religion of the Safavid dynasty. Continuity and long life of this dynasty and strength
Accounting training group, academic thesis for obtaining a master's degree, abstract of the company's capital structure is the permanent financing of the company, which is shown by long-term debt and equity. Financing methods for the continuation of activity and the implementation of profitable projects are very effective in the growth process of the company and cause the ...
Dissertation for Master's Degree (M.A) in Clinical Psychology Abstract Objective: The purpose of the current research was to determine the effectiveness of the matrix method on reducing high-risk sexual behaviors of addicted men in Kermanshah. Method: The research method was quasi-experimental with a pre-test-post-test design along with a control group. The statistical ...
Chapter 1 1-1-Introduction: Common fluids such as water, oils and ethylene glycol, which are usually used as heat transfer media, have a limited ability in terms of thermal properties, which is the first obstacle to compress and increase the efficiency of heat exchangers. One of the ways to improve heat transfer is to add particles to the fluid. This method is used for fluids ...
Dissertation for M.Sc. Natural Geography-Climate Chapter 1 General Research Introduction Tourism is one of the largest industries in the world, which has a fast growth. For many areas, tourism is the most important source of income, and for other areas, the economic return from tourism is very high (Masoompour, Khosh-Akhlaq). According to the forecast of the World Tourism ...
Thesis of master's degree in the field of education and improvement of human resources) Winter 2013 Abstract Work and man are two main and inseparable components of life, which should be planned in a way that fits each other. Time
Master's Thesis of Mehr Department of Technical and Engineering Faculty ???? Abstract: In some countries, including Iran, motorcycles and their riders are a non-essential part of traffic and as a result, they are safe.
Dissertation for receiving a master's degree in the field of industrial engineering, Shahrivar's industrial trend. 2013 Abstract: Many economists consider agriculture as the driving force of economic growth.
Dissertation for Master of Public Administration (M.A) majoring in public financial management Abstract: Currently, the operational budgeting method is one of the budgeting methods used in developed countries. The history of this method goes back to the aftermath of World War II and the United States of America. In recent years, the term ""operational budgeting"" which ...
Dissertation for Master's Degree in Information Science and Epistemology Keywords: change management, preparation for change, library services, central library of Tarbiat Modares University, academic libraries Persian Abstract: Change means leaving one state and arriving and settling in another state. Today's organizations are facing wider changes than in the past in various ...
Dissertation for obtaining a master's degree in the field of psychology for exceptional children. Abstract The field of independence is an important topic of study and research in the field of mental health and education in the world. Cognitive-behavioral play therapy methods are offered to deal with concerns such as anger, anxiety, perfectionism, aggression, separation, social ...
1- General 1- 1- Introduction Quality can be defined in different ways, most people only have a conceptual understanding of quality, or in other words, an understanding of one or more specific features in a product or service. Conceptual understanding of a point
(To obtain a master's degree) Economics and Administrative Sciences Winter 2013 Abstract: The subject of this thesis is the expiration date in commercial documents, in which an attempt has been made to determine the effect of history on the issuance and continuation and collapse of a commercial document and the importance of
Dissertation for Master's Degree (.MA) Direction: Industrial and Organizational Abstract: The main purpose of this research was to predict empowerment based on organizational structure and knowledge management among the employees of the General Department of Health Insurance of Fars province. The descriptive research method was correlation type. For this purpose, among the ...
Dissertation for Master's Degree (M.A.) Major: General Psychology. The abstract of the present research is to investigate the effectiveness of emotional intelligence in reducing the dependence on Facebook of female high school students in Tehran. The hypotheses of the research are: 1- Training to improve emotional intelligence reduces the dependence of high school students on ...
Dissertation for Master Degree (M.A.) Direction: General Abstract The relationship between personality traits and addiction to computer games was tested on a sample of 400 students (200 men and 200 women). In the present study, it is assumed that five personality dimensions (neuroticism, extroversion, openness, agreeableness, and conscientiousness) can predict addiction to ...
Foreword The ever-increasing expansion of cities and the inordinate increase in their population has caused numerous environmental problems and has made human societies face various mental problems. Since in the current situation, reducing the problems caused by industrialization, job creation, environmental protection, the interaction of cultures and finally sustainable ...
Dissertation for Master's Degree (M.A) in Business Administration, Financial Orientation Abstract Since its introduction, the RBI method has found its place at the level of international oil, gas and petrochemical companies, and many studies have been conducted in this regard. So far, few researches have been conducted in the country about risk-based assessment and management, ...
Thesis for obtaining a master's degree in environmental economics, Shahrivar 2019 Abstract: In this research, the relationship between gross domestic product, energy intensity, population, urbanization rate and Co gas emission rate
Master's thesis in the field of information technology management, e-business orientation Abstract: In today's era, one of the most important human inventions that have brought about tremendous changes in the life of humanity is the emergence of the computer, followed by the Internet, which has created a virtual world and an incentive for universities to invest in the field of ...
Master's thesis in the field: executive management, orientation: strategic management. Abstract: Information technology, which until several years ago was considered a competitive advantage and a strategic weapon by organizations, is now considered as a competitive need. The use of information and communication technology and research devices that have up-to-date information ...
Dissertation for Master's Degree in Educational Management Abstract of the present research with the aim of determining the relationship between the learning organization and organizational effectiveness in Allameh Tabatabai University in 2013-2014 using the correlation method. The statistical population of this research is all the administrative staff of the faculties of ...
Dissertation for receiving a master's degree (M.A.) Major: Preschool education and comparison of the effect of education based on multiple intelligences and the conventional method on the learning of science lessons of 7-8-year-old female students in Shiraz elementary schools in the academic year 2013-2018. It was 2012. Applied research with pseudo method
Dissertation for Master's degree (M.A.) Major: Educational Dissertation abstract (including summary, objectives, implementation methods and results obtained): This research was compiled with the aim of investigating the relationship between attachment styles and identity styles with social competence of high school students. This research is a correlational research. The ...
Master's thesis in the field of social sciences Today, psychological operations include various methods and techniques, but this meaning cannot be limited to a specific technique or method, from this point of view, psychological operations is a process that affects the audience through various tools and devices, a process that has changed over the centuries and has produced ...
The abstract of the said thesis deals with the role of mobile phone on the communication culture of Iranian users and has criticized and analyzed the challenges of this means of communication among Iranian users. The main objectives of the research are to investigate the role of mobile phones on the communication culture of Iranian users, and its sub-objectives refer to ...
Dissertation for receiving a master's degree in counseling and guidance, investigating the relationship between excessive use of mobile phones, feelings of loneliness and social adjustment with academic motivation in students. Abstract: This research investigated the relationship between excessive use of mobile phones, feeling lonely and social adjustment with academic ...
Master's thesis in the field of public administration, human resources orientation. Abstract In this research, a comparative study of the preparation of the executive bodies of the headquarters of Sistan and Baluchistan province was discussed in the field of knowledge management implementation infrastructure. The tool used to collect data was a 36-question questionnaire that ...
Dissertation for Master's Degree in Sociology The emergence of new technologies in every society is accompanied by doubts, confusions, and calmness, and the same applies to the emergence of satellite televisions. It is a question that requires the attention of many thinkers. And the government of the world has been attracted by the fact that the contents of the satellite ...
Dissertation for Master of Business Administration, Financial Orientation (M.A.) Abstract Since its introduction, the RBI method has found its place at the level of international oil, gas and petrochemical companies, and many studies have been conducted in this regard. So far, few researches have been conducted in the country about risk-based assessment and management, and the ...
Dissertation for Master's Degree (M.A.) Direction: Government Introduction Over the past few decades, the concept of intelligence has been increasingly introduced in the history and research of psychology and management as a structure that is related to multiple human behaviors in different environments. On the other hand, nowadays intelligence [1] has become the prefix of many ...
Faculty of Postgraduate Education, Department of Physical Education and Sports Sciences Thesis for receiving the Master's degree "".M.A"" specialization Pathology Abstract The aim of the present study is to investigate the relationship between the type of sleeping with lumbar lordosis and to provide corrective movements in boys aged 10 to 14 years of Islamabad Gharb city. For ...
Master's Thesis in Computer Engineering Abstract: In recent years, due to the growing number of requests and the joining of new customers to the world of computing, computer systems Computing should also change and be more powerful and flexible than before. In the meantime, cloud computing was presented as a model beyond a system that currently has the ability to respond to most ...
Dissertation for Master's Degree (M.Sc) Field: Natural Geography - Applied Climatology Abstract Due to its location in a special geographical location, topographic conditions and climatic systems affecting the region, the city of Kavus has a relatively cold climate. So that the air temperature in the coldest month of the year reaches 9.2 degrees Celsius and has the highest ...
Thesis for Master's Degree in Industrial Management Abstract Maintenance and repairs play an important role in maintaining reliability, availability, product quality, reducing risk, increasing efficiency and security of equipment. Manufacturing companies are always trying to reduce production costs. One of the basic costs of these enterprises is the cost of repairs, which mainly ...
Doctoral dissertation in the field of educational psychology, abstract of the role of attachment dimensions in adaptive and maladaptive strategies of emotion regulation through the mediation of cognitive capacity to suppress unwanted thoughts, social self-efficacy, and self-disclosure. based on inactivation of the attachment system) with
Dissertation for Master's Degree (M.A.) major: general, comparing the personality characteristics of delinquent and non-delinquent people Abstract: This research was carried out with the aim of comparing the personality characteristics of delinquent and non-delinquent people in Mahshahr city. Method: This research was a causal-comparative descriptive research. The statistical ...
Dissertation for the Master's degree ""MsC."" Orientation: Human Resource Management Abstract The objectives of this research include identifying the relationship between ergonomic principles and stress in Shahroud Gas Company, which includes 4 sub-goals as follows 1- Identifying the relationship between occupational biomechanics and stress 2- Identifying the relationship ...
Dissertation for Master's degree (M.A) Chapter 1 Abstract: This research, with the primary purpose of using light and water elements in the design of urban elements, has investigated these elements in the historical period of Iran, and also the design of furniture and urban elements has been examined from the perspective of identity and culture, and an attempt has been made to ...
Department of Graduate Studies in Geography to obtain a master's degree ""M. A » Summary The important role of stamps in the transportation of postal items, both within the countries and for sending them to the countries of the world, is not hidden by anyone; Considering its location in the political geography of countries, it becomes more important. And countries can use it, in ...
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 (M.A) specialization: ""International Business"" Abstract: The development of wireless technologies and tools in recent years has created a new opportunity to provide new banking services under the title of mobile banking. By using mobile banking, customers can benefit from banking services quickly and conveniently at any place and time. Today, ...
Dissertation for receiving a master's degree in the field: political geography. Abstract: The development of communication in the form of virtual space communication, the possibility of information exchange, access and access of people and devices to each other through the Internet at the same time, has created a new paradigm in human life, which is considered as an advantage ...
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 ...
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 ...
Master's Thesis of Computer Engineering - Computer Architecture Abstract With the advancement of electronic device manufacturing technology and the cost-effectiveness of large-scale sensor networks, wireless sensor networks provide research fields with rapid growth and great interest, which have attracted a lot of attention in recent years. Large-scale wireless sensor networks ...