Cours - Génie électrique
20 documents à télécharger gratuitement
Cours de génie électrique partagés par des étudiants et des enseignants. Thèmes couverts : électrotechnique, machines électriques, transformateur, puissance.
This course covers the principles and operation of direct current (DC) motors, including shunt and series motors. Key topics include the functioning under constant and variable excitation, characteristics of speed and torque, and efficiency. The course also compares shunt and series motors and discusses practical applications.
This document covers exercises related to DC motors with independent excitation. It includes calculations of electromotive force, electromagnetic torque, and performance parameters under various conditions. Students are tasked with analyzing motor characteristics and determining key electrical parameters.
This document covers the fundamentals of direct current machines, including their operational principles, mechanical rectification, and industrial realization. It delves into the production of electromotive force (f.e.m), the construction of the machines, and the behavior of the armature under load. This course is intended for students studying electrical engineering, providing insights into both theoretical and practical applications.
This document covers the fundamentals of electromagnetism as applied in electrical circuits, with a focus on the functioning of an iron core coil. Detailed equations and concepts related to magnetic circuits, losses, and induction are presented. Key topics include the properties of ferromagnetic materials and the application of vector representations in electrical analysis.
This document contains exercises related to direct current generators, including their characteristics at no load and under load, calculations regarding excitation and resistance, and various electrical principles applied in electrotechnics.
This document provides a comprehensive overview of electric generators and motors, emphasizing the transformation of mechanical energy into electrical energy. It describes the components and functioning principles of direct current machines, including inductors and rotors. The document details the roles of different parts within these machines and their operational characteristics.
This document discusses electrical preactuators, focusing on relays and contactors. It explains the principles, characteristics, and types of relays, including electromagnetic and static relays. Additionally, it covers the fundamental functioning of TRIACs within control circuits.
This document covers the study of direct current generators, focusing on their characteristics and operating conditions. It introduces the functioning of separate and shunt excitation generators, providing schematics and equations for their operation. The content also discusses the performance characteristics under various loads and conditions.
This document contains exercises related to magnetic circuits and transformers. It includes calculations for magnetic force, induction, current, and transformer efficiency. Practical scenarios are provided to apply theoretical knowledge in electrotechnics.
This document discusses the fundamentals of single-phase transformers, including their role, constitution, functioning principles, and ideal versus real transformer properties. It covers the equations of operation, equivalent circuits, and the efficiency of transformers. Key concepts and diagrams illustrate the theory behind transformer operation.
This document presents a series of exercises related to three-phase transformers, including calculations of secondary current, voltage distribution, and efficiency under various loading conditions. It includes practical applications and theoretical assessments essential for understanding transformer operation in electrical systems. The exercises are designed as part of a course for students in electrical engineering.
This document serves as a course material for electrical engineering students at ISET, specifically for the second year of a bachelor's program. It covers foundational topics such as inductors, single-phase and three-phase transformers, and direct current machines. The course aims to assist students in mastering theoretical concepts through practical examples.
Ce document fournit une introduction aux installations d'éclairage domestique en conformité avec la norme française NFC15-100. Il présente les différentes caractéristiques d'installation et les schémas de distribution. Les étudiants apprendront à différencier les montages d'éclairage et à comprendre leur fonctionnement.
This document contains acknowledgements for the assistance during an internship at the Société Tunisienne de l'Électricité et du Gaz (S.T.E.G). It includes a general introduction to S.T.E.G, an overview of its services, and calculations related to voltage drop. The aim is to connect theoretical knowledge with practical experience in the electricity sector.
This document outlines an internship report conducted at TOURELEC, a private company specializing in electrical works. The report details the company’s operations, the intern's experiences, and an analysis of case studies within the industrial setting. It emphasizes the practical aspects of working in an electrical engineering environment and the valuable experiences gained during this period.
This document includes acknowledgments for support during an internship at the Tunisian Electricity and Gas Company (S.T.E.G). It provides a comprehensive introduction to the S.T.E.G, detailing its organizational structure, services, and the significance of its role in the Tunisian economy. The document also contains calculations related to voltage drop and other technical analyses.
This document provides an in-depth exploration of sequential logic systems. It begins with a comparison between combinational and sequential circuits, emphasizing memory-dependent functionality in the latter. Detailed descriptions and operational principles of various flip-flops, including RS, D, JK, and T, are provided. The document also introduces synchronous and asynchronous circuits, explaining signal synchronization techniques, and delves into their practical applications including frequency division and signal stability during state transitions.
This document provides a comprehensive overview of logical systems with a focus on numerical systems, conversions, Boolean algebra, and combinatorial logical functions. It elaborates on numerical bases (decimal, binary, octal, hexadecimal), methods for base conversion, and arithmetic operations within numerical systems. It further discusses the representation and simplification of logical functions, application in combinational circuits such as arithmetic operations, and introduces information encoding methods like binary and Gray codes. The included content emphasizes both theoretical and...
This document introduces fundamental concepts of electrical circuits, addressing key components and their functionality within closed and open setups. It outlines central principles like Kirchhoff's laws, and discusses theorems such as Thévenin's and Norton's, essential to circuit analysis. Resistance properties are explored in detail, including temperature coefficients, resistance associations in series and parallel, and equivalences. Practical examples, such as current division and voltage division, contextualize theoretical principles for application.
This document explores the programming and functionality of microcontrollers, particularly focusing on the PIC16F84A model. It discusses the design and programming of systems like automatic garage door openers and lift control mechanisms, utilizing binary coding and graphical programming methods. The methodology includes converting a functional algorithm into programming languages like PASCAL or MikroPascal, with details on program structure, variable types, and syntax rules. Additionally, it introduces practical applications using simulation tools like Proteus ISIS, as well as the creation...