Basic fluid mechanics and hydraulic machines by Zoeb Hussian, Zulkifly Abdullah, Zanial Alimuddin

By Zoeb Hussian, Zulkifly Abdullah, Zanial Alimuddin

Following a concise evaluate of fluid mechanics knowledgeable by means of quite a few engineering purposes and examples, this reference offers and analyzes significant forms of fluid equipment and the key periods of generators, in addition to pump expertise. It bargains execs and scholars in hydraulic engineering with historical past options in addition to sensible insurance of recent turbine applied sciences, absolutely explaining the benefits of either steam and fuel generators. Description, layout, and operational info for the Pelton, Francis, Propeller, and Kaplan generators are supplied, as are outlines of varied sorts of energy crops. It offers solved examples, bankruptcy difficulties, and an intensive case study.

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The fluid statics deals with fluid pressure, fluid at rest, manometry, hydrostatic forces, buoyancy floation and stability. The fluid kinematics deals with one, two and three-dimensional flows, steady and unsteady flows, Reynold's number, streamlines, streaklines and pathlines. The internal flows deal with now in pipes, pumps, laminar and turbulent flows in pipes, single and multipipe system, Moody chart, minor losses, \ elocity profiles for laminar and turbulent flows. The external flow deals with flow over immersed bodies, lift and drag concepts, boundary layer laminar and turbulent, friction drag, pressure drag and drag coefficients.

Compressibility criteria is Mach number. The chapter deals with the concept of momentum and Newton's second and third law of motion. With the knowledge of continuity equation and momentum equation, Bernoullis and Eulers equations are derived. With the help of second law of Newton force acting by a jet on stationary and moving plate is obtained. The impact ofjet on vanes has direct application on hydraulic turbines. 2 Scope of Fluid Mechnanics The dimensional analysis deals with the units of measurement in SI units both fundamental and derived units, and non-dimentional quatities.

3 Laminar and Turbulent Flow The transport of fluid is done in closed conduit commonly called a pipe usually of round cross-section. The flow in pipes is laminar or turbulent; Osborne Reynolds has done experiment in pipe flow. Laminar flow is one where the streamline moves in parallel lines and turbulent flow when streamlines cross each other and the flow is diffused. Example: Flow of highly viscous syrup onto a pan cake, flow of honey is laminar whereas splashing water is from a faucet into a sink below it or irregular gustiness of wind represents turbulent flow.

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