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Course info
KKE / PTT
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Course description
Department/Unit / Abbreviation
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KKE
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PTT
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Academic Year
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2023/2024
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Academic Year
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2023/2024
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Title
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Gas Turbines and Turbocompressors
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Form of course completion
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Exam
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Form of course completion
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Exam
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Accredited / Credits
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Yes,
5
Cred.
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Type of completion
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Combined
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Type of completion
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Combined
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Time requirements
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Lecture
3
[Hours/Week]
Tutorial
1
[Hours/Week]
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Course credit prior to examination
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Yes
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Course credit prior to examination
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Yes
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Automatic acceptance of credit before examination
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Yes in the case of a previous evaluation 4 nebo nic.
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Included in study average
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YES
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Language of instruction
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Czech, English
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Occ/max
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Automatic acceptance of credit before examination
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Yes in the case of a previous evaluation 4 nebo nic.
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Summer semester
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0 / -
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0 / -
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0 / -
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Included in study average
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YES
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Winter semester
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2 / -
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0 / -
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0 / -
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Repeated registration
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NO
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Repeated registration
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NO
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Timetable
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Yes
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Semester taught
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Winter semester
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Semester taught
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Winter semester
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Minimum (B + C) students
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10
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Optional course |
Yes
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Optional course
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Yes
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Language of instruction
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Czech, English
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Internship duration
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0
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No. of hours of on-premise lessons |
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Evaluation scale |
1|2|3|4 |
Periodicity |
každý rok
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Evaluation scale for credit before examination |
S|N |
Periodicita upřesnění |
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Fundamental theoretical course |
No
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Fundamental course |
Yes
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Fundamental theoretical course |
No
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Evaluation scale |
1|2|3|4 |
Evaluation scale for credit before examination |
S|N |
Substituted course
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None
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Preclusive courses
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N/A
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Prerequisite courses
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N/A
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Informally recommended courses
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N/A
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Courses depending on this Course
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N/A
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Histogram of students' grades over the years:
Graphic PNG
,
XLS
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Course objectives:
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The course is intended to give students a good insight into the following areas :
principles of thermodynamic computations of gas turbines; various kinds of efficiency; simple cycles with and without heat regeneration; gas-steam cycles and optimization of their parameters; blading properties : geometry, pressures, aerodynamic forces, efficiency, stalling of flow, losses, choking, inlet and exhaust parts; axial compressors, their flow characteristics; Howell's method of blading design; axial turbines, their flow characteristics; Ainley's method of blading design; 3D flow in blading; cooling of rotors and blades; combustion systems and processes in them; operation of simple gas turbine cycles.
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Requirements on student
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Continuous assessment: Take part on compulsories exercises, elaborate calculate works, pass test.
Examination: Knowledge performed and exercised themes.
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Content
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Contents of the lectures:
1. Basic equations.
2. Introduction to gas turbine engines theory (GTE).
3. Thermodynamics of basic GTE cycles.
4. Radial compressors.
5. Axial compressors.
6. 2D flow in axial compressor blade cascade.
7. Methodology of axial compressor stage preliminary design.
8. Combustion chambers, combustion process, ecological consequences of combustion.
9. Axial gas turbines.
10. 2D flow in axial gas turbine blade cascade.
11. Methodology of axial gas turbine stage preliminary design.
12. Axial gas turbine blade cascades loss models.
13. Axial gas turbine cooling.
14. Introduction of ET-792 gas turbine educational model.
Contents of the exercises:
1. Optimal compression ratio of GTE compressor.
2. Heat savings calculation using GTE cycle with regeneration.
3. Example of radial compressor parameters calculation.
4. Example of single-stage axial transonic compressor parameters calculation.
5. Simplified design of single-stage axial gas turbine.
6. Laboratory exercises (educational model of gas turbine ET-792, experimental air turbine VT-400).
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Activities
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Fields of study
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Guarantors and lecturers
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Literature
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Time requirements
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All forms of study
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Activities
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Time requirements for activity [h]
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Contact hours
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52
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Preparation for comprehensive test (10-40)
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28
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Preparation for an examination (30-60)
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50
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Total
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130
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Prerequisites
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Knowledge - students are expected to possess the following knowledge before the course commences to finish it successfully: |
to explain the basic phenomena of physics in the field of fluid mechanics (fluid flow), thermodynamics and heat transfer |
to understand the mathematical description of the above-mentioned principles at the university level |
to know university calculations of kinematics, dynamics, strength of materials |
Skills - students are expected to possess the following skills before the course commences to finish it successfully: |
to work with at least one commercial program for design and strength calculations |
to calculate the basic parameters of flow, thermodynamics and heat transfer from both algebraic equations and simple differential equations |
to design the construction of a simple thermal device for the specified function according to the instructions |
Competences - students are expected to possess the following competences before the course commences to finish it successfully: |
N/A |
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Learning outcomes
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Knowledge - knowledge resulting from the course: |
to describe the scheme of some thermodynamic cycle from the basic types of gas turbine engines |
to explain the function and necessary properties of the gas turbine cycle components |
to know the options and interventions to achieve the best properties of the gas turbine engines and to eliminate failures, e.g. compressor surge |
Skills - skills resulting from the course: |
to design an optimal gas turbine engine cycle |
to calculate the turbo-compressor thermodynamic cycle, perform a thermodynamic calculation of radial and axial single or multi-stage compressor |
to perform a simplified design of a single-stage axial gas turbine |
Competences - competences resulting from the course: |
N/A |
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Assessment methods
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Knowledge - knowledge achieved by taking this course are verified by the following means: |
Combined exam |
Skills - skills achieved by taking this course are verified by the following means: |
Individual presentation at a seminar |
Competences - competence achieved by taking this course are verified by the following means: |
Combined exam |
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Teaching methods
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Knowledge - the following training methods are used to achieve the required knowledge: |
Lecture |
Skills - the following training methods are used to achieve the required skills: |
Practicum |
Competences - the following training methods are used to achieve the required competences: |
Lecture |
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