| Course Unit Code | 338-0321/02 |
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| Number of ECTS Credits Allocated | 3 ECTS credits |
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| Type of Course Unit * | Compulsory |
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| Level of Course Unit * | First Cycle |
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| Year of Study * | First Year |
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| Semester when the Course Unit is delivered | Summer Semester |
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| Mode of Delivery | Face-to-face |
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| Language of Instruction | Czech |
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| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
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| Name of Lecturer(s) | Personal ID | Name |
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| JAN10 | prof. Ing. Jaroslav Janalík, CSc. |
| DRA10 | doc. Ing. Sylva Drábková, Ph.D. |
| Summary |
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Atmospheric Physics, Continuity equation, Bernoulli's equation, Pitot tube and velocity measurement, laminar and turbulent flow, boundary layer, the resistance elements, flow profiles, Žukovsky equation, buoyancy, and resistance. The balance of forces on the airplane, glide, turn theory, stable flight.
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| Learning Outcomes of the Course Unit |
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The students will obtain the knowledge of flow around bodies with a focus on air profiles, determination of resistance and buoyancy forces acting on the aircraft, according to requirements of JAR-66.
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| Course Contents |
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1 Atmospheric Physics.
The international atmosphere of the ISA, application in aerodynamics. Physical properties of air.
2 Basic concepts of fluid flow
laminar and turbulent flow, free flow, relative flow, slope flow, turbulent flow, stagnation.
3 Basic equations describing the flow
Continuity equation, Euler equations of hydrodynamics, the Bernoulli equation for ideal and real fluid applications
4 Velocity and pressure in flowing fluid
Pitot and Pitot tube, horizontal gauge, venturi. Glow anemometer.
5 Change of momentum
Momentum change theorem, calculation of forces in fluid flow
6 Wrapping bodies.
Forces and moments in the body wrap, aerodynamic force, resistance elements. Wrap plates, spheres and cylinders. Circulation speed, Žukovsky equation.
7 Boundary layer
Boundary layer, the thickness of the boundary layer, boundary layer separation. Boundary layer.
8 Flow over airfoil
Flight profile, geometry and nomenclature. Aerodynamic center, the aerodynamic mesh wings, wing shape and aspect ratio, angle of attack, the accrued and outgoing current.
9 Forces acting on an airfoil
Drag, lift, lift coefficient, drag coefficient, aerodynamic polar, induced resistance
10 Pollution effects of aerodynamic surfaces including ice, snow, frost.
Theory of Flight
11 The relationship between lift, gravity, tension and resistance. Glide,steady state flights, power. The theory of turns.
12 Influence of load factor: stall speed, the flight envelope and structural strength limitations.Means to increase buoyancy.
13 Flight Stability and Dynamics
Longitudinal, lateral and directional stability (active and passive)
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| Recommended or Required Reading |
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| Required Reading: |
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| Aerodynamics for students. Dostupné z https://sites.google.com/site/aerodynamics4students/ |
| Brož, B. Daněk,V. Filakovský,K. Základy aerodynamiky.Cerm Brno 2003, ISBN 80-7204-316-1, 163 s. |
| Recommended Reading: |
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| Aerodynamics for students. Dostupné z https://sites.google.com/site/aerodynamics4students/ |
DRÁBKOVÁ, S.a kolektiv: Mechanika tekutin, E-learning systém FS VŠB, dostupné
na http://www.338.vsb.cz/studium9a.htm
Drábková,S., Kozubková, M. Cvičení z mechaniky tekutin. Skripta. Ostrava:VŠB-TU, FS,2004,141 str.
dostupné na http://www.338.vsb.cz/studium9a.htm
Janalík,J., Šťáva,P. Mechanika tekutin. Skripta. Ostrava:VŠB-TU, FS, 2002, 126 str.
Brož,V. Aerodynamika nízkých rychlostí. Skripta. Praha : ČVUT, 2001, ISBN 80-01-02347-8, 182 s.
NOSKIEVIČ, J. Mechanika tekutin. 1. vyd., SNTL/ALFA, Praha, 1987. 354s.
Janalík, J. Obtékání a odpor těles. Skripta. Ostrava : VŠB-TU , FS, 2008, 109 s. |
| Planned learning activities and teaching methods |
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| Lectures, Tutorials, Experimental work in labs |
| Assesment methods and criteria |
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| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
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| Exercises evaluation and Examination | Credit and Examination | 100 (100) | 51 |
| Exercises evaluation | Credit | 30 | 20 |
| Examination | Examination | 70 | 21 |