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4. • In fluid dynamics, vortex shedding is an oscillating flow that takes place when a fluid such as air or water flows past a bluff (as opposed to streamlined) body at certain velocities, depending on the size and shape of the body. • The given flow diagram shows that, vortices are created at the back of the body and detach periodically from either side of the …
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Introduction to Fluid Mechanics Chapter 10 Fluid Machinery Main Topics Introduction and Classification of Fluid Machines Turbomachinery Analysis Performance ... – A free PowerPoint PPT presentation (displayed as an HTML5 slide show) on PowerShow - id: 405a0f-NGE5N.
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Lecture 1: Definition of Fluid Machines and Energy Transfer in Fluid Machines Part - I; Lecture 2: Energy Transfer in Fluid Machines Part - II; Lecture 3: Impulse and Reaction Machines: Introductory Concepts; Lecture 4: Principles of Similarity in Fluid Machine; Lecture 5: Concept of Specific Speed; Week 2:
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"Turbine" is a general term for any device that extracts mechanical energy from a fluid – generally converting it to rotating energy of a turbine wheel. For liquids, we usually call them "hydraulic turbines" or "hydroturbines". depending on the type of gas being used.
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Turbines are fluid machines that extracts energy from a fluid or converts the energy held by the fluid due to pressure and velocity into mechanical energy.
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Introduction to Fluid Mechanics Chapter 10 Fluid Machinery Main Topics Introduction and Classification of Fluid Machines Turbomachinery Analysis Performance ... – A free PowerPoint PPT presentation (displayed as an …
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Introduction A turbine is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work. Turbines are used in boat propulsion systems, hydroelectric power generators, and jet aircraft engines.
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"Turbine" is a general term for any device that extracts mechanical energy from a fluid – generally converting it to rotating energy of a turbine wheel. For liquids, we usually call them "hydraulic …
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3. Francis turbine Francis turbines are the most common water turbine in use today. It is an Inward Flow Reaction Turbine having Radial Discharge at Outlet. (i.e. Blade angle = 90). Modern Francis Turbine is a mixed flow type turbine (i.e. Water enters the runner of the turbine in the radial direction and leaves the runner in the axial direction). It was developed by James B. …
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3 INTRODUCTION A water turbine is a rotary machine that converts kinetic energy and potential energy of water into mechanical work and rotates the shaft to produce electric energy. Basic …
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3. Classification of hydraulic turbines Turbine Action of water Flow direction Availab le head Specific speed Pelton Impulse Tangential flow H>300m 8-50 Francis Reaction Mixed flow 50m
3. Working:- • The air or inert gas is introduced with a very high pressure through the nozzles .Solids are introduced into air steam through inlet .due to high degree of turbulence, impact and attritional forces occurs …
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In a vertical milling machine, a spindle axis is aligned vertically 2. It is cheaper in price. 3. We get a poorer surface finish. 4. Vertical milling machine reduces the tool life Horizontal Milling 1. Here, a spindle axis is placed in a horizontal direction. 2. A horizontal milling machine is a little bit costly. 3.
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Lecture 1: Definition of Fluid Machines and Energy Transfer in Fluid Machines Part - I; Lecture 2: Energy Transfer in Fluid Machines Part - II; Lecture 3: Impulse and Reaction Machines: …
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There is not an exact pressure ratio that radial inflow turbines are limited to. Roughly speaking, I would say that 10:1 is near the maximum to maintain good efficiency, but …
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Wind Turbine Gearbox - Download as a PDF or view online for free ... (PAO), poly-alkyleneglycole (PAG) and esters are common lubricants in gearboxes. The fluid properties should preferably suit the entire gearbox. 9. ... SBH 410/S & SBH 280/80 Wind Mill Gearbox SBH 410/S SBH 280/80 Power 250 kW 55 kW Turbine Speed 41.5 rpm 58 rpm Generator ...
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Bhel ppt - Download as a PDF or view online for free ... STEAM TURBINE The Steam turbine is an engine that convert fluid energy into mechanical energy. The steam turbine depends on dynamic action of steam. The steam ... Blade Shop Turbine Blade Machining Shop is located in Bay-IV of Block-III. According to motion blade two type 1 ...
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Introduction to Fluid Mechanics Chapter 10 Fluid Machinery ... (Power) from a Fluid Hydraulic Turbines (Impulse and Reaction) Gas Turbines (Impulse and Reaction) Introduction and …
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fluidmachineryppt-161231053334 - Free download as PDF File (.pdf), Text File (.txt) or view presentation slides online. The document is a PowerPoint presentation on fluid machinery given by Assistant Professor Mahesh Kumar. It covers topics such as the impact of jets and turbines, including the forces exerted by jets on stationary and moving plates.
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Turbine: extracts energy from the fluid, resulting in a decrease in pressure across the turbine. Fans: Low pressure gradient, High volume flow rate. Examples include ceiling fans and …
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conditions of the flowing fluid. E.g. Steam turbine parts and Pelton turbine parts. Classification of turbo machines 1. Based on energy transfer a) Energy is given by fluid to the rotor - Power generating turbo machine E.g. Turbines b) Energy given by the rotor to the fluid – Power absorbing turbo machineE.g. Pumps, blowers and compressors 2.
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67. Gear Finishing Gear lapping: • It is a gear finishing process in which the gear are run together in pairs under load. • An abrasive paste or compound is being introduce between the teeth to remove small irregularities …
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High pressure turbine (H.P. Turbine) • High pressure and temperature fluid at the inlet of the turbine exit as lower pressure and temperature fluid. Specification of HP Turbine(500 MW) Main Steam Temp- 537˚C main steam pressure- 170 kg/cm2 Reheat steam temp- 537˚C Length of Rotor - 4.61m Height -2.15m Weight -86400kg
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3 INTRODUCTION A water turbine is a rotary machine that converts kinetic energy and potential energy of water into mechanical work and rotates the shaft to produce electric energy. Basic working principle:- Hydraulic turbine converts the potential energy of water into mechanical work.
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Fluid energy mill is also known as jet mill. It works on the principle of impact and interparticle attrition to achieve the desired particle size. It consists of a grinding chamber which is an oval loop of pipe. It has a diameter of about 25-200 m …
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Turbine: extracts energy from the fluid, resulting in a decrease in pressure across the turbine. Fans: Low pressure gradient, High volume flow rate. Examples include ceiling fans and propellers. Blower: Medium pressure gradient, Medium volume flow rate.
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Fluid energy mill is also known as jet mill. It works on the principle of impact and interparticle attrition to achieve the desired particle size. It consists of a grinding chamber which is an oval loop of pipe. It has a diameter of about 25-200 m and its height is 1.2-2.4 m.
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Introduction A turbine is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful work. Turbines are used in boat propulsion systems, hydroelectric power …
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There is not an exact pressure ratio that radial inflow turbines are limited to. Roughly speaking, I would say that 10:1 is near the maximum to maintain good efficiency, but there are also total enthalpy drop limitations that you may run into depending on the working fluid (as well as other limits).
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3. MachiningMachining A material removal process in which a sharp cutting tool is used to mechanically cut away material so that the desired part geometry remains Most common application: to shape metal parts Machining is the most versatile and accurate of all manufacturing processes in its capability to produce a diversity of part geometries and geometric features …
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Introduction to Fluid Mechanics Chapter 10 Fluid Machinery ... (Power) from a Fluid Hydraulic Turbines (Impulse and Reaction) Gas Turbines (Impulse and Reaction) Introduction and Classification of Fluid Machines Machines for Extracting Work (Power) from a Fluid Turbomachinery Analysis The Angular-Momentum Principle Apply to Control Volume ...
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This presentation includes the revision of basics principles and equations of fluid mechanics used while studying the turbines. These basics include the continuity equation, mass flow rate, Bernoulli's equation, velocity vector diagram at inlet and outlet of the unsymmetrical vane, when the jet of water striking tangentially, etc. Watch Video of this presentation on Link: …
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PPT ON INDUSTRIAL TRAINING IN BHEL HARIDWAR ... fluid at the inlet of the turbine exit as lower ... c MILLING width and thickness are ... ELECTRICAL DISCHARGE MACHINING Hacettepe Remove excess by fluid ... artificial joints, turbine blades and car engine prototypes ... ^ a b Theoretical models of the electrical discharge machining process.
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