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Corrosion Protection and Conservation of Thermal Power Plants
Major: Heat and Power Engineering
Code of subject: 7.144.02.E.027
Department: Heat Engineering and Thermal and Nuclear Power Plants
Lecturer: associate professor, Ph.D. Kovalenko Tetiana Pavlivna
Semester: 2 семестр
Mode of study: денна
Завдання: The study of an educational discipline involves the formation of competences in students of education: general competences: ZK2: ability to analyze and synthesize; ZK3: the ability to search, analyze and critically evaluate information from various sources; ZK7: creativity, ability to system thinking; professional competences: FЛ1: the ability to apply professional knowledge and practical skills to solve typical problems of the specialty; FK2: the ability to apply knowledge and understanding of scientific concepts, theories and methods necessary to solve the problems of the synthesis of heat energy systems for controlling technological processes; FK4: the ability to choose optimization parameters, a method and an algorithm for optimizing a heat energy system for a specific task; FK5: the ability to use information and communication technologies, graphic editors and computer integrated environments for modeling and solving optimization problems of engineering activities; FK6: the ability to know and understand modern technologies of processes and systems of technological preparation of production, technical characteristics, design features, purpose and rules of operation of thermal power equipment; FK8: the ability to integrate knowledge from other disciplines, apply a systematic approach and take into account non-technical aspects when solving engineering problems and conducting research; FK9: the ability to evaluate the effectiveness of applied technical solutions and tools, feasibility and the possibility of applying new methods and technologies in the tasks of synthesizing control systems; critically evaluate the obtained results and defend the decisions made;
Learning outcomes: In the result of studying the student must: – to know the conservation schemes of boiler equipment; – to know the methods of conservation of thermal power equipment; – to know how to determine the energy consumption for equipment conservation; – to be able to draw up a program of necessary measures for the conservation of equipment in the dependence on the duration reservation.
Required prior and related subjects: – prerequisites: technical thermodynamics, boiler installations of industrial enterprises, modes of operation and operation of thermal power facilities. – co-requisites: basics of reconstruction and modernization of thermal power facilities, adjustment of thermal power facilities, research in the prospects of reducing harmful emissions in the thermal power industry.
Summary of the subject: The contamination of heating surfaces, their types. The corrosion. The definition. The classification of the corrosion types. The oxygen corrosion of the internal surfaces. The carbon dioxide corrosion. The vapor corrosion. The alkaline corrosion. The cracking corrosion. The sub-slag corrosion. The corrosion of flue-gas heating surfaces. The sulfuric acid high-temperature corrosion. The vanadium corrosion. The sulfide corrosion. The oxygen low-temperature corrosion. The erosion of the heating surfaces. The steam (air) blowing. The water washing of the heating surfaces. The pulse blowing of the heating surfaces. The steel shot and vibratory cleaning of the heating surfaces. The cleaning of heating surfaces from the internal contaminants. The influence of the mode factors on the state of the internal parts of the heating surfaces. The corrosion protection methods for the main and auxiliary equipment during staying blocks in the reserve. The conservation.
Опис: 1. General provisions. The main types and processes of corrosion of TPP equipment. 2. Factors affecting metal corrosion of TPP equipment. 3. Indicators for evaluating the rate of metal corrosion of TPP equipment. 4. Methods of protecting metals of TPP equipment from corrosion. 5. Preservation of TPP drum boilers. 6. Preservation of direct current boilers of TPP. 7. Preservation of water heating boilers and turbo installations of TPP. 8. Preservation of external heating surfaces of TPP boilers.
Assessment methods and criteria: • Running check (20%): the written practical classes reports, the oral examination. • Final control (80%): the test.
Критерії оцінювання результатів навчання: Maximum score in points Current control (PC) - 30 points Examination control - 70 points Total for the discipline - 100 points
Порядок та критерії виставляння балів та оцінок: Points for current and exam control are assigned as a percentage of the maximum grade for the educational material of the component based on the following criteria for evaluating the student's knowledge and skills
Recommended books: 1. Obiekty teplovykh elektrychnykh stantsii. Rezhymy roboty ta ekspluatatsii / Y.S. Mysak, Ya.F. Ivasyk, P.O. Hut, N.M. Lashkovska. - Lviv: V-vo NU"Lvivska politekhnika", 2007. - 256 s. 2. Enerhetychna stratehiia Ukrainy na period do 2030 roku. 3. Glazyrin A.I., Glazyrin A.A., Orumbaev R.K. Korroziya i konservaciya teploenergeticheskogo oborudovaniya. - Pavlodar: EKO, 2011.-728 s. 4. Voronov V. N. Vodno-himicheskie rezhimy TES i AES : ucheb. posobie / V. N. Voronov, T. I. Petrova. - Moskva : MEI, 2009. - 238 s.
Уніфікований додаток: Lviv Polytechnic National University ensures the realization of the right of persons with special educational needs to obtain higher education. Inclusive educational services are provided by the "Without Limits" accessibility to learning opportunities service, the purpose of which is to provide permanent individual support for the educational process of students with disabilities and chronic diseases. An important tool for the implementation of the inclusive educational policy at the University is the Program for improving the qualifications of scientific and pedagogical workers and educational and support staff in the field of social inclusion and inclusive education.
Академічна доброчесність: The policy regarding the academic integrity of the participants of the educational process is formed on the basis of compliance with the principles of academic integrity, taking into account the norms "Regulations on academic integrity at the Lviv Polytechnic National University" (approved by the academic council of the university on June 20, 2017, protocol No. 35).