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This chapter focuses on the mass conservation equation, exploring its derivation through the analysis of infinitely small control volumes. It emphasizes the application of Taylor series expansions in understanding velocity and density fields and discusses the continuity equations in both Cartesian and cylindrical coordinates. Additionally, it differentiates between compressible and incompressible flows, providing insights into practical applications such as internal combustion engines.
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References
ch25.pdfClass Notes
Memorization
What we have learnt
Final Test
Revision Tests
Term: Continuity Equation
Definition: A fundamental equation in fluid mechanics that expresses the principle of mass conservation in fluid flow.
Term: Taylor Series Expansion
Definition: A mathematical series that approximates functions by polynomials, allowing for the analysis of fluid properties at small scales.
Term: Compressible Flow
Definition: A type of fluid flow where density changes are significant in response to pressure variations.
Term: Incompressible Flow
Definition: Flow where density remains constant, leading to simplifications in analysis and calculations.
Term: Divergence
Definition: A vector operation that represents the magnitude of a source or sink at a given point in a flowing fluid field.