Électronique et automatique
223 documents à télécharger gratuitement
Cours, examens, TD, TP et exercices de électronique et automatique. Thèmes couverts : automatisme, asservissement, microcontrôleur, Arduino, VHDL, signal.
This document presents an exam on the principles of temperature measurement in a petroleum drilling context and its optical transmission to a control station. It encompasses a series of theoretical and practical questions related to temperature sensors and operational amplifiers. The significance of the design and presentation of the solutions is emphasized for grading.
This lab focuses on implementing a structure featuring an inverter and asynchronous motor. It aims to visualize and analyze voltage and current oscillograms, compare two inverter control methods, and study the dynamics of the inverter-motor system. Participants will learn to follow technical documentation and execute instructions for setup and operation.
This document provides an introduction to sensors, defining their role in detecting physical events and converting them into usable signals for a system. It discusses the types of information provided by sensors, including logical, analog, and digital outputs. Key characteristics of sensors such as measurement range, sensitivity, fidelity, and response time are also analyzed.
This document contains an examination related to Electronic Engineering, focusing on measurement methods in instrumentation systems. It outlines various questions and topics on circuit analysis and signal processing. The document also emphasizes the importance of presentation and quality of writing in the examination.
This document discusses the function and components of pneumatic pre-actuators, focusing on pneumatic distributors. It explains how these devices distribute compressed air for various actuators, as well as the types and applications of pneumatic distributors.
This course aims to teach electronics from the basics, making it accessible for individuals of all ages. It covers fundamental concepts of electricity, component recognition, and practical exercises. The goal is to empower self-taught learners and educators to understand and apply electronics simply and effectively.
Ce document aborde les amplificateurs de puissance, leur définition, caractéristiques et critères de sélection. Il détaille également les différentes classes d’amplification, notamment les classes A et B. L'objectif principal des amplificateurs est de fournir une puissance accrue tout en préservant la forme du signal d'entrée.
Ce document présente les diodes spéciales, en se concentrant particulièrement sur la diode Zener. Il explique ses caractéristiques électriques, son utilisation et son rôle comme stabilisateur de tension. L'enseignement met l'accent sur la connaissance des composants et leur application dans l'électronique.
Cette leçon se concentre sur les caractéristiques des transistors et les formules de calcul pour les étages amplificateurs. Les principaux paramètres tels que Vce, Ic, et Hfe sont expliqués en détail. L'importance de comprendre ces caractéristiques pour la conception de circuits est soulignée.
This document outlines an exam for Analog Electronics at the Institute Superior of Technological Studies of Nabeul. It consists of three independent parts, each requiring distinct solutions based on operational amplifiers and circuit analysis. The exam includes theoretical questions and practical applications related to oscillators and filters.
This document discusses active filters in electronics, covering their historical aspects, definitions, and classifications. It details the structure and examples of first-order filters, including low-pass and high-pass filters. The text also includes information on Bode diagrams for each filter type.
This document discusses sinusoidal oscillators, focusing on their principles and types. It introduces the concept of oscillators as electronic devices that generate periodic signals and categorizes them into sinusoidal and relaxation oscillators. The document further analyzes various types of sinusoidal oscillators, including Wien bridge and phase shift oscillators.
Cette leçon aborde les concepts de basse et haute fréquence dans les signaux alternatifs. Elle explique la relation entre fréquence et longueur d'onde, ainsi que les techniques pour accorder un circuit d'accord. De nombreux exemples pratiques et simplifications mathématiques sont fournis pour aider les débutants à maîtriser ces concepts.
This document provides a detailed study of bipolar transistors, including their structure, operation, and characteristics. It covers the NPN and PNP types, as well as the effects observed under different biasing conditions. Key equations and functioning principles are discussed to illustrate how the base current influences the collector current.
This document discusses the principles and technologies behind analog-to-digital converters. It covers various types of converters including ramp, successive approximations, and parallel converters. Each method's operation and requirements, such as calibration and component aging, are also examined.
Ce cours aborde les systèmes de 1er ordre, définissant leurs caractéristiques en réponse à divers signaux canoniques. Il inclut des exercices pratiques concernant des circuits RC pour résoudre des problèmes liés à la nature du système. Les étudiants apprendront également à manipuler des techniques de représentation des systèmes.
This document outlines the exam details for the Analog Electronics course at the Institut Superieur des Etudes Technologiques de Nabeul. It includes information about the questions on operational amplifiers, temperature to frequency conversion, and filter characteristics. The exam has a duration of 1 hour and 30 minutes with a specific grading criteria.
This document contains an exam for the Electronics subject, offered by Mr. Moez Hajji. It consists of three independent parts focusing on operational amplifiers, comparators, and active filters. Students are required to present their work on separate sheets and adhere to specific grading criteria.
This document provides a detailed overview of Analog-to-Digital Converters (ADCs), including various types such as simple ramp, double ramp, and flash converters. It explains the principles and phases of operation for each type, as well as recent advancements in pipeline converters. The text concludes with a comparative assessment of different ADC architectures.
This document discusses the structure of control and power circuits in industrial installations. It provides insights into the components such as command devices, protection equipment, and power sources. The document aims to enhance understanding of circuit design and functionality.
This document explores the different methods of starting electrical systems. It details the principles and circuits involved in direct starting techniques. Various semi-automatic systems are discussed, including single and dual-direction operations.
Ce chapitre traite de l'utilisation des amplificateurs opérationnels dans divers montages électroniques. Il aborde à la fois le fonctionnement en régime linéaire et non linéaire. Les concepts de gain en tension et de résistance d'entrée sont également abordés.
This document is an exam for a Génie Electrique course focusing on electronic systems, specifically measuring energy consumption and analyzing various electronic components. The exam covers topics such as transformers, multipliers, filters, and operational amplifiers. Students are expected to demonstrate their understanding through calculations and expressions related to the circuits studied.
This course focuses on the harmonic study of elementary controlled systems. It covers transformation tools and system representation techniques, emphasizing Bode and Nyquist diagrams. Students will engage in theoretical and practical applications of these concepts.























