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DC motors Gleb

DC motors Gleb

DC power systems are not very common in the contemporary engineering practice. However, DC motors still have many practical applications, such automobile, aircraft, and portable electronics, in speed control applications. The topics in this lecture presentation are as follows : DC motors, The simplest DC machine, Commutation in a simple 4-loop DC machine, Problems with commutation in real DC machines, Solutions to the problems with commutation, Power flow and losses in DC machines, The losses in DC machines, The power-flow diagram, Equivalent circuit of a DC motor, Magnetization curve of a DC machine, Motor types: Separately excited and Shunt DC motors, Shunt motor, Motor types, Series motor, Cumulatively compounded motors: torque-speed characteristic, Differentially compounded motors: torque-speed characteristic, Compounded DC motor, DC motor starters.

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s53 Pages
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DC motors Gleb

DC motors Gleb

DC power systems are not very common in the contemporary engineering practice. However, DC motors still have many practical applications, such automobile, aircraft, and portable electronics, in speed control applications. The topics in this lecture presentation are as follows : DC motors, The simplest DC machine, Commutation in a simple 4-loop DC machine, Problems with commutation in real DC machines, Solutions to the problems with commutation, Power flow and losses in DC machines, The losses in DC machines, The power-flow diagram, Equivalent circuit of a DC motor, Magnetization curve of a DC machine, Motor types: Separately excited and Shunt DC motors, Shunt motor, Motor types, Series motor, Cumulatively compounded motors: torque-speed characteristic, Differentially compounded motors: torque-speed characteristic, Compounded DC motor, DC motor starters.

s53 Pages
DC Motor, Generators and Energy Conversion Devices Lecture Notes

DC Motor, Generators and Energy Conversion Devices Lecture Notes

This note explains the following topics: Introductory Concepts, Magnetic Circuits- Quantities and Definitions, Solving Magnetic Circuits, Solving Magnetic Circuits with Electrical Analogies, Mechanics For Motors and Generators, Electromagnetic Induction and Magnetic Forces, Construction of Elementary Dc Generators, Induced Voltage In Practical Dc Machines, Power Balance And Efficiency in Dc Generators, Separately Excited Dc Motors, Shunt Connected Dc Motors, Starting Dc Motors, Dc Motor Control Components and Diagrams, Computing Resistive Starter Values, Other Dc Motor Connections, Series Dc Motor Torque-Speed Characteristics, Non-Linear Operation of Dc Motors, Non-Linear Operation of Compound Motors, Operation and Control of Dc Motors, Self-Excited Dc Generators, Solar Energy and Photocells, Photocell Electrical Characteristics and Circuit Model, Solar Panels and Economics of Solar Power.

sNA Pages

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