Fluid kinematicsdeals with describing the motion of fluids without nec essarily considering the forces and moments that causethe motion. If turbulent flow is allowed to exist, higher fluid temperatures occur due to greater frictional energy losses. Equations for acceleration, continuity equation, irrotational and rotational flow, potential and stream functions dynamics of. The study of kinematics has flourished as a subject where one may consider displacements and motions without imposing any restrictions on them. Fundamental definitions, flow characteristics, classification of fluids, fluid properties, foundations of flow analysis fluid statics. Nptel video course civil engineering advanced geotechnical engineering subject coordinator dr.
Fluid flow on flat surfaces is of interest in many practical situations such as fluid transport in channels and processes whereby a liquid flows on a solid surface as a thin film e. Kinematics is the branch of classical mechanics that describes the motion of bodies and systems without consideration of the forces the. It is hypothetical which represents frictionless flow i. He has also taught in an online programme under nmeict titled. Professor fred stern fall 2014 1 chapter 6 differential. Fluid element motion consists of translation, linear deformation, rotation, and angular deformation. Fluid kinematics deals with describing the motion of fluids without considering or even understanding the forces and moments that cause the motion. Mod02 lec06 kinematics of deformation in fluid flow. Venturi meter, orifice plate, pitot tube, notches and weirs. Herewith we have shared the very important previous year gate civil engineering solved questions with detailed solutions. Fluid kinematics deals with the motion of fluids without necessarily considering the forces and moments which create the motion. Types of motion and deformation for a fluid element.
Zeki berk, in food process engineering and technology third edition, 2018. V v x,y,z,t v v simplifying 1d or 2d one or two of the velocity components may be small compared to the other. Generally, a fluid flow real flow is 3d, timedependent flow. Fluid kinematics overview fluid kinematics deals with the motion of fluids without considering the forces and moments which create the motion. Mcdonough departments of mechanical engineering and mathematics university of kentucky c 1991, 2003, 2007. Pdf me6401 kinematics of machinery kom books, lecture. Uniform and nonuniform flow if the velocity vector at all points in the flow is same at any instant. The continuum viewpoint and the equations of motion course home syllabus. Therefore, turbulent flow systems suffering from excessive fluid temperature can be helped by increasing the pipe diameter to establish laminar flow. Or a steady flow is the one in which the quantity of liquid flowing per second through any section, is constant. These particles, while moving, group themselves in a variety of ways, e. Introduction to fluid mechanics and fluid engineering by prof.
Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Computational fluid dynamics of incompressible flow. According to the continuum hypothesis the local velocity of fluid is the velocity of an infinitesimally small fluid particleelement at. Som, department of mechanical engineering, iitkharagpur. The kinematics of a flow describes the motion of the fluid without taking into account the forces that cause this motion. The type of flow of a liquid depends upon the manner in which the. Nptel chemical engineering fluid mechanics web definition of a fluid. C 5 k inematics of f luid m otion stanford university. Kinematics of fluid introduction kinematics is the geometry of motion. Download fluid mechanics by nptel download free online book chm pdf. Lagrangian and eulerian representations of fluid flow. Fluid mechanics by nptel download book free book centre. The navierstokes equations newtons laws of motion newtons first two laws state that if a particle or fluid. Steady, unsteady, uniform, nonuniform, laminar, turbulent, rotational and irrotational flows equation of continuity for one, two, three dimensional flows stream and velocity potential functions, flownet analysis.
Material derivative and its relationship to lagrangian and eulerian descriptions of fluid flow. He has also taught in an online programme under nmeict titled a. Simple applications of the continuity and momentum equations. Kinematics of fluid flow 1 video lecture by prof t. One way to quantify flow structure is to examine linear variations in the flow near an arbitrary point x 0,y 0. Kinematics of fluid flow deals with the motion of fluid particles without considering the agency producing the motion. Fluid kinematics study notes for mechanical engineering. In ideal fluid the internal forces at any internal section are always normal to the. There are many aspects of kinematics, but usually one is interested in the structure of the flow, and here we will limit attention to the horizontal flow. Fluid kinematics is a term from fluid mechanics, usually referring to a mere mathematical description or specification of a flow field, divorced from any account of the forces and conditions that might actually create such a flow. Fluid mechanics pdf notes fm pdf notes smartzworld.
Conservation of mass for a fluid element pdf solid body rotation, extra notes pdf. This deals with the geometry of motion of fluid particles. Description of fluid flow, stream line, path line and streak lines and stream tube. This topic is useful in terms of exam and knowledge of the candidate.
Fluid kinematics is the study on fluid motion in space and time without considering the force which causes the fluid motion. Nptel notes pdf civil engineering 105 courses in pdf format. Mechanical engineering introduction to fluid mechanics. Fluid kinematics is the study of how fluids flow and how to describe fluid motion. A streakline consists of all particles in a flow that have previously passed through a common point a pathline is the line traced out by a given particle as it flows for a steady flow they are all the same. Geometric interpretation of fluid kinematics in steady shear flow pdf the continuity equation.
Nptel syllabus introduction to fluid mechanics and fluid. The continuum viewpoint and the equations of motion. Reynoldss number, critical reynoldss number for pipe flow. Mod02 lec02 introduction and fundamental concepts ii. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel. Fluid mechanics and especially flow kinematics is a geometric subject and if one has a good understanding of the flow geometry then one knows a great deal about the solution to a fluid mechanics problem. Lagrangian and eulerian coordinates for fluid flow brain waves duration. Engineering fluid mechanics staffordshire university. In order not to have to speak of liquids and gases, we use the word fluid as a collective term for liquids and gases. For the purposes of this usage, gases are referred to as compressible fluids section 4.
If the eigenvalues are real and a predominantly straining. Fluid mechanics nptel online videos, courses iit video lectures. Fluid kinematics deals with the motion of fluids such as displacement, velocity, acceleration, and other aspects. Lec6 kinematics of fluid flow nptel fluid mechanics. An introduction to cardiovascular fluid mechanics 4,592 views. Types of flow when a fluid is flowing in pipe, the countless small particles get together and form a flowing stream. Indian institute of technology, kharagpur and nptel via swayam. The subject fluid mechanics has a wide scope and is of prime importance in several fields of. Good morning, i welcome you all to the session of fluid mechanics, today we will be starting a new chapter kinematics of.
Fluid statics, kinematics of fluid, conservation equations and analysis of finite control volume, equations of motion and mechanical energy, principles of physical similarity and dimensional analysis, flow of ideal fluids viscous incompressible flows, laminar boundary layers, turbulent flow, applications of viscous flows through pipes and compressible flow. An internet book on fluid dynamics kinematics of deformation and motion in any homogeneous and isotropic continuum, whether. Lec6 kinematics of fluid flow lecture series on fluid mechanics by prof. Nptel provides elearning through online web and video courses various streams. In this chapter, we introduce several kinematic concepts related to flow ing fluids. Solution we are to examine a claim about volume flow rate in laminar pipe flow. If the fluid and flow variables at a point may change with time, the flow will be unsteady. Nptel video lecture topic list created by linuxpert. Fluid mechanics video lectures, fluid mechanics course videos, nptel fluid mechanics, fluid mechanics video classes, fluid mechanics online videos, civil engineering video lectures, nptel video lectures, iit video lectures. Introduction to fluid mechanics and fluids engineering, computational fluid dynamics, and microfluidics. This also deals with the velocity and acceleration of fluid particles in motion. Analysis yes, the volume flow rate in a circular pipe with laminar flow can be determined by measuring the velocity at the centerline in the fully developed region, multiplying it by the crosssectional area, and dividing the result by 2. Nptel mechanical engineering fluid mechanics video introduction and. Fluid mechanics nptel online videos, courses iit video.