Title ΣΤΡΟΒΙΛΟΜΗΧΑΝΕΣ / TURBOMACHINES Code 207 Faculty Engineering School Mechanical Engineering Cycle / Level 1st / Undergraduate Teaching Period Winter Coordinator Anestis Kalfas Common Yes Status Active Course ID 20000340

### Programme of Study: UPS of School of Mechanical Engineering

Registered students: 164
OrientationAttendance TypeSemesterYearECTS
EnergyCompulsory Course belonging to the selected specialization (Compulsory Specialization Course)745
Design and StructuresElective Courses belonging to the other745
Industrial ManagementElective Courses belonging to the other745

 Academic Year 2019 – 2020 Class Period Winter Faculty Instructors Anestis Kalfas 5hrs Weekly Hours 5 Class ID 600149887
Type of the Course
• Scientific Area
Course Category
Specific Foundation / Core
Mode of Delivery
• Face to face
Digital Course Content
Language of Instruction
• Greek (Instruction, Examination)
Prerequisites
Required Courses
• 128 ENERGY TRANSFORMING SYSTEMS
• 113 THERMODYNAMICS I
• 118 FLUID MECHANICS I
• 122 HEAT TRANSFER
• 120 NUMERICAL ANALYSIS
General Prerequisites
Mathematics I, II Fluid Mechanics I Thermodynamics I Heat transfer
Learning Outcomes
The students would be able to know the morphology, the operation characteristics and the flow in Compressors Turbines Pumps and water turbines
General Competences
• Apply knowledge in practice
• Retrieve, analyse and synthesise data and information, with the use of necessary technologies
• Adapt to new situations
• Work autonomously
• Advance free, creative and causative thinking
Course Content (Syllabus)
Introduction to turbomachinery, general principles, typical configurations. The turbomachinery and the operation system. Typical characteristics of turbomachines, similarity laws, cooperation of several turbomachines, operation in series or in parallel. The fluid mechanics and thermodynamics of turbomachines, thermodynamic cycles of gas and steam turbines. The relative flow, velocity triangles, Euler’s equation. Aerodynamics of turbomachinery, basic principles of operation, non dimensional numbers, efficiencies, reaction. Axial compressors: design, operation, limiting factors. Blade aerodynamics for axial compressors operating both in sub- and super-sonic regions. Flow phenomena, 3D effects, tip leakage flows. Radial turbomachinery: Description, velocity triangles, design and operation problems. Axial turbines: Blade design and construction characteristics, 3-D flows. Blade cooling methodology and construction problems. Pumps: Study of the phase change of water under extremely low pressures, cavitation. Operational characteristics analysis of 3-D flow effects, multistage pumps, technical and operational problems. Radial turbines. Theory of design and operation, study of the flow in radial turbine rotors. Water turbines: Fluid mechanics of Pelton, Francis and Caplan turbines. Design and construction, operational characteristics cavitation.
Keywords
Compressor, Turbine, Axial machines, Centrifugal machines, cavitation, surge
Educational Material Types
• Notes
• Book
Use of Information and Communication Technologies
Use of ICT
• Use of ICT in Course Teaching
• Use of ICT in Communication with Students
Description
Lectures Power point and video presentations Communication Announcements and information on the e-class platform Personal communication with the students through e-mail
Course Organization
Lectures652.2
Written assigments170.6
Exams30.1
Total1505
Student Assessment
Student Assessment methods
• Written Exam with Short Answer Questions (Formative, Summative)
• Written Exam with Extended Answer Questions (Formative, Summative)
• Written Exam with Problem Solving (Formative, Summative)
Bibliography
Course Bibliography (Eudoxus)
Βασικές αρχές Στροβιλομηχανων. Α. Γούλας, Εκδόσεις Γιαπούλη.
Additional bibliography for study
Turbomachinery Flow Physics and Dynamic Performance [electronic resource], Schobeiri, Meinhard.
Last Update
22-10-2016