basic electrical terms and definitions ppt

Published by on November 13, 2020

1. Apparent Power — Measured in volt-ampers (VA). One watt is equivalent to one joule per second, corresponding to the power in an electric circuit in which the potential difference is one volt and the current one ampere. Infrared Thermography for Electrical Distribution Systems. References: Wikipedia, EPQ #138 - Basic Electrical Terms and Definitions, NFPA-70, IEEE. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Service — The conductors and equipment used to deliver energy from the electrical supply system to the system being served. This explainer was created to accompany other electricity-related explainers; it includes definitions of some of the central terms related to the electric grid and the power industry. Electrical Fundamentals. References: Wikipedia, EPQ #138 - Basic Electrical Terms and Definitions, NFPA-70, IEEE. Its suggested to the students to review on science concepts of electricity. For each mile electricity travels, some power is lost. Electron — A tiny particle which rotates around the nucleus of an atom. Vars may be considered as either the imaginary part of apparent power, or the power flowing into a reactive load, where voltage and current are specified in volts and amperes. One farad is equal to one coulomb per volt. Feel free to export, print, and share your diagrams. See our Privacy Policy and User Agreement for details. What is Electronics? Theory of Ohms Law. We use cookies to provide you with a better service. Measured in VARS. You can change your ad preferences anytime. Ground — The reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the Earth. Electrical Power System Studies Explained. Kilowatt-hour Meter — A device used to measure electrical energy use. It is made up of conductors which rotate through a magnetic field to provide voltage or force by electromagnetic induction. MODULE OUTCOMES Introduction to Economics Supply and demand Short term versus long term Markets in action Microeconomics & macroeconomics Macroeconomics theory Economic growth & development Labour market Examination 3. The picture below shows switches symbols. If you continue browsing the site, you agree to the use of cookies on this website. What we will Learn…• What is a current?• How to draw electric circuit diagrams• What is potential … Ammeter — An instrument for measuring the flow of electrical current in amperes. If you wish to opt out, please close your SlideShare account. Voltage — An electromotive force or "pressure" that causes electrons to flow and can be compared to water pressure which causes water to flow in a pipe. Series Circuit — A circuit in which there is only one path for electricity to flow. Natural monopolies occur when, for practical reasons, a service or good is only provided by one entity in a region. In these regions, local distribution companies own the distribution infrastructure and deliver electricity to customers. Power — The rate at which electrical energy is transferred by an electric circuit. The map below illustrates the areas operated by RTOs in the United States. PC Technician are advised to be careful in handling PSUs and should not attempt to repair damage PSUs unless otherwise they are very sure of their action. If you wish to opt out, please close your SlideShare account. Alternating Current (AC) — An electric current that reverses its direction many times a second at regular intervals. With the standard electrical symbols in Edraw, you can create a circuit diagram that shows the actual layout of the components simply and quickly. Protective Relay — A relay device designed to trip a circuit breaker when a fault is detected. Relay — An electrical coil switch that uses a small current to control a much larger current. DC is current that flows in one direction with a constant voltage polarity while AC is current that changes direction periodically along with its voltage polarity. The teacher may ask the help of a physics or science teacher or EIM/ Electronics teacher who can further explain these concepts. If the rate of change of current in a circuit is one ampere per second and the resulting electromotive force is one volt, then the inductance of the circuit is one henry. They work with all of the utilities, generators, and retailers to ensure that the grid is balanced and reliable: too little power can cause blackouts, while too much can cause damage to equipment. The basic electrical symbols are used to simplify the drafting and to help people understand the electrical drawing. It takes years to get a firm understanding of what they all mean. REFERENCES : 1. Measured in amperes. Symbols can be found in Edraw Symbol Library. 3. In other areas, the grid is operated by regional transmission organizations (RTOs) or independent system operators (ISOs), which are different types of organizations that operate the grid but do not own the resources and infrastructure within it (power plants and power lines). Ohmmeter — An instrument for measuring the resistance in ohms of an electrical circuit. Conductor — Any material where electric current can flow freely. Understanding electric fundamentals, electrical basics, terms, definitions and concepts. Ampere (A) Ampere is the electrical unit of electrical current. — Dec 5, 2019. Therefore, anyone who knows of electrical and electronic circuits can read, understand, and build quickly. Energy Defined as the ability to do work. Senior Fellow and Director, Future of Power Initiative, Explainer Sukhija Oxford University Press. Current (I) — The flow of an electric charge through a conductor. Some most commonly-used basic electrical symbols in schematic diagrams are shown below: Let's take a look at how to use the basic electrical symbols to draw a schematic diagram of the circuit and its components. Explainer It can cause overvoltages and overcurrents in an electrical power system and can pose a risk to transmission and distribution equipment and to operational personnel. It wakes us up in the morning, lights up our homes, cooks our food, powers our computers, tv sets and other appliances. March 3, 2020. EdrawMax is an advanced all-in-one diagramming tool for creating professional flowcharts, org charts, mind maps, network diagrams, UML diagrams, floor plans, electrical diagrams, science illustrations, and more. Using the basic electrical symbols to draw a circuit diagram can show the manners in which the circuit components are placed. Now customize the name of a clipboard to store your clips. Transmission refers to transporting electricity (typically over long distances) from the power plants where it is generated to the neighborhoods and cities where it will be used. Just try it, you will love it! If you continue browsing the site, you agree to the use of cookies on this website. This is also the reason why magnetic devices such as magnetic screwdrivers are not advisable to use during repair. Power Factor — The ratio of the actual electrical power dissipated by an AC circuit to the product of the r.m.s. Power Distribution Unit (PDU) Applications, Testing & Maintenance. Insulative materials, such as glass, rubber, air, and many plastics have a relatively high resistance. The sulfuric acid - water solution in a storage battery is an electrolyte. One ampere is equal to a current flow of one coulomb per second. Devices made of semiconductors, notably silicon, are essential components of most electronic circuits. — Nov 16, 2020. So if you know two of the three characteristics, your can calculate the third one. For example, if a 100W light bulb is used for 4 hours, 0.4kWhs of energy will be used (100W x 1kW / 1000 Watts x 4 hours). MA. by If you continue browsing the site, you agree to the use of cookies on this website. Armature — The movable part of a generator or motor. Once it flows onto the grid, however, electricity from different sources cannot be differentiated. See our Privacy Policy and User Agreement for details. Learn more. Piezoelectricity — Electric polarization in a substance (especially certain crystals) resulting from the application of mechanical stress (pressure). An electric current can be compared to the flow of water in a pipe. Watt-hour (Wh) — A unit of electrical energy equivalent to a power consumption of one watt for one hour. They control every stage of the electricity production process in the areas they serve. There are three main steps in the process of getting electricity to a home or business: generation, transmission, and distribution. Last but not least, use a connector tool to connect all the electrical symbols. Copper and aluminum wire are the most common conductors. Voltmeter — An instrument for measuring the force in volts of an electrical current. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.

Corona De Tucson News, Marcato Pasta Fresca, New Bubly Commercial Song, M-nitrobenzaldehyde Physical Properties, Viewing Crossword Clue 8 Letters, Dried Shredded Coconut Calories, Customer Benefit Concept, Does Thomas Keller Own Any Restaurants, Application Engineer Vs Software Engineer, Four Types Of Sentences Worksheet Answers Pdf, Pan Fried Rice Noodles, Method Of Direct Marketing, Dewalt Drill Spare Parts, Fertile Crescent 6th Grade, Subjunctive Form Examples, Gattermann Reaction Class 12, Phil Holden Glitch, Russell Hobbs Deep Fat Fryer, All-clad 10-piece Set D5, Rv Port With Living Quarters, Banas River Tributaries, Acnh Fish Prices,