Download more than 28 examples of thesis, proposal and project topics about ultrasonic 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 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
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 ...
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 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 ...
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 ...
Dissertation for obtaining the master's degree ""M.Sc."" Abstract Mechatronic Engineering Considering the reduction of potable water resources and also the increasing population of cities, the increase in the number of subscribers, the need to increase the speed and accuracy in meter reading and reduce excess costs, in order to achieve modern technologies, extensive research has ...
Dissertation of the master's course in electrical field (M. Sc) orientation: power Abstract: In this thesis, electrical and mechanical defects in electric machines are examined and the factors that cause them and the methods of fixing these defects are stated. After that, with the help of the winding function method of the simulation machine and the intended error, i.e. the ...
Dissertation for obtaining a master's degree in chemistry, fluoride has been known as a toxic ion for many years. The main source of fluoride in aqueous solutions is minerals containing fluoride and the industrial activities of factories. According to the report of the Environmental Protection Organization, the amount of fluoride more than 1 mg/liter causes various diseases. In ...
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 carrot pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
An academic thesis for a master's degree in the field of physical education and sports science, majoring in sports pathology and corrective movements: The purpose of this research was the effect of 8 weeks of stabilizing exercises on balance, pain and neck position sense in girls with non-specific neck pain of Shahid Bahonar University, Kerman. In this study, 30 female students ...
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 for obtaining a professional doctorate degree in dentistry Abstract Introduction: One of the common causes of non-surgical root canal treatment failure is the inability to effectively treat all root canals due to the complex anatomy of the root canal system. Due to the fact that so far no comprehensive and extensive study has been conducted on the anatomy of the ...
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 ...
Dissertation for obtaining a master's degree M. Sc)) Department of Chemistry - Green Synthesis of Organic Chemistry 2-phenylimidazoles boiled using ionic liquid. Imidazoles are an important group of heterocyclic compounds that have various biological and medicinal activities such as anti-hypertensive, anti-cancer, anti-HIV, anti-bacterial and pain reliever. In this thesis, new ...
Master's Thesis of Polymer Science and Technology Engineering Abstract Urethane-acrylate resins are of interest due to their low viscosity and flame retardant properties and relatively easy curing. On the other hand, natural fibers with renewable resources, low price, low density and high special properties have a special ability to be used in composites. However, their ...
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 obtaining a doctorate degree in the field of mechanical engineering - manufacturing and production: the advantages of using semi-solid processes are reducing the amount of gas porosity and shrinkage and modifying the microstructure, which aims to improve the mechanical properties of the part. In this research, the cooling ramp method has been used to produce the ...
Dissertation for Master's Degree in Food Science and Technology, Technology Orientation Abstract: Today, due to cultural and social changes, the pattern of food consumption in the world is changing and the demand for ready-made foods is increasing. Based on this, dough-coated products such as nuggets are very popular due to their desirable sensory characteristics. Chicken ...
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 ...
To obtain a master's degree in mechanical engineering - manufacturing and production. Abstract: The electric discharge machining process is one of the advanced machining processes, which is one of the important applications of this process. Despite the unique applications of this machining method, low chipping rate, high surface roughness, high tool wear rate and environmental ...