Aerospace Engineering - AE GATE Exam

BOUNDARY LAYER THEORY

35 hours

About Course

This course delves into the principles and applications of Boundary Layer Theory, a critical concept in fluid dynamics and aerodynamics. Understand the behavior of fluid flow near surfaces and its implications for engineering and scientific applications.

Fundamental concepts of Boundary Layer Theory
The formation and development of boundary layers
Differences between laminar and turbulent boundary layers
Mathematical modeling of boundary layer flow
Techniques for measuring and analyzing boundary layers
Applications of boundary layer concepts in engineering and environmental contexts
Problem-solving skills for fluid dynamics challenges

Course Content

BOUNDARY LAYER THEORY
Boundary Layer Theory is essential for understanding how fluids behave when they come into contact with surfaces. This course explores the formation and characteristics of the boundary layer, its role in fluid flow, and its impact on various engineering systems. You will learn about the mathematical foundations of the theory, analyze laminar and turbulent flows, and examine practical applications in aerodynamics, mechanical engineering, and environmental science. Through a combination of theoretical study and practical examples, this course provides a comprehensive understanding of boundary layer phenomena and equips you with the skills needed to solve complex fluid dynamics problems.

LAMINAR FLOW

00:00
TURBULENT FLOW
BLT Q & A
FLOW SEPERATION
BOUNDARY LAYER INTERACTION

GATE AE STUDY MATERIALS
Boundary Layer Overview Definition: A boundary layer is a thin region adjacent to a solid surface where the fluid velocity transitions from zero (due to the no-slip condition) to the free-stream velocity of the flow. Classification: Laminar Boundary Layer: Smooth and orderly flow with layers of fluid sliding past each other. Turbulent Boundary Layer: Chaotic and irregular flow, leading to enhanced mixing. Transitional Boundary Layer: The intermediate phase where the flow transitions from laminar to turbulent. Importance in Aerodynamics: Determines skin friction drag and heat transfer. Affects separation, which can lead to flow losses or instability. Types of Boundary Layers in Aerospace Engineering Laminar Boundary Layer: Characterized by a parabolic velocity profile. Governed by the Blasius solution for flat plates in incompressible flow. Lower skin friction drag but prone to separation. Turbulent Boundary Layer: Higher mixing leads to fuller velocity profiles. Higher skin friction drag but more resistant to flow separation. Compressible Boundary Layer: Accounts for density and temperature changes in high-speed flows. Governed by the energy equation and Reynolds analogy. Key References for GATE Aerospace: Books: "Foundations of Aerodynamics" by Kuethe and Chow. "Boundary Layer Theory" by Hermann Schlichting. Topics to Focus On: Flat plate boundary layers. Effects of pressure gradients. Flow separation and reattachment. Compressible boundary layers.

Instructors

Aeroadda

4.4

186 Students

45 Courses

Free

Level Intermediate
Last Updated November 17, 2024

+91 82352 44969

[email protected]

+91 82352 44969

[email protected]

BOUNDARY LAYER THEORY

About Course

What Will You Learn?

Material Includes