Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
Comparition between Inward & outward flow: Turbines - Fluid Mechanics and Machinery
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
A Draft tube is a pipe of gradually increasing diameter which connects the exit of runner of a turbine to the tail race.
Characteristic, Layout Diagram, Working Principle
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The need to utilize low heads where large volume of water is available makes it essential to provide a large flow area and to run the machine at very low speeds.
Characteristic, Components, Layout Diagram, Working Principle, Efficiency, Design Calculation, Advantages
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The propeller and kaplan are propeller shaped axial flow reaction turbines in which the water flows parallel to the axis of the shafts.
Characteristic, Layout Diagram, Working Principle, Efficiency, Design Calculation, Velocity triangles, Advantages, Disadvantages
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
Francis turbine is an inward flow reaction turbine which was designed and developed by an American engineer, James B. Francis in 1849.
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The construction details of this turbine are similar to the inward flow reaction turbine.
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The important Reaction turbines are (i) Francis turbine (ii) Kaplan turbine (iii) Propeller turbine.
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
Comparision of Impluse & Reaction Turbine: Turbines - Fluid Mechanics and Machinery
Layout Diagram, Main parts, Components, Working Principle, Design Calculation
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
Reaction turbines consists of fixed and moving blades (or) vanes and runner utilizes both kinetic and pressure energy.
Characteristic, Layout Diagram, Components, Working Principle, Losses, Velocity triangle, workdone, Efficiencies, Design Calculation
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
Lester A pelton of California (USA) designed a impulse turbine which is known as pelton turbine (or) wheel.
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The hydraulic turbines are classified based on different criteria like the nature of flow of energy available at turbine inlet, the head, quantity of water available, the direction of flow of water in the runner, the specific speed of the turbine, the disposition of the turbine shaft and the name of the originator.
General Layout Diagram, Head and Efficiency Calculation | Fluid Mechanics
Subject and UNIT: Fluid Mechanics and Machinery: Unit 4: Turbines
The word "hydro" means water and "electric" means electricity.