Glossary of electrical engineering terms and definitions listed alphabetically. A term used to specify ad and da converters adcs and dacs. Drypack, drypack is a method for packing integrated circuits in a moisturefree environment. This type of current is commonly supplied by power companies. This article contains definitions and explanations of terminology used and will help you understand what he or she is talking about. Every effort has been made to be concise and accurate, without talking down to the. Search nearly 14 million words and phrases in more than 470 language pairs.
Capacitors are made from two electrical conductors separated by an insulator. Electrical parts and materials should be approved for the specific project and. Consult the manufacture for further clarification of modelspecific terms. Glossary of terms construction electrical products. Conductor a material that allows the free flow of electric charge. Ham radio terms glossary this is glossary contains general definitions of typical amateur radio terms. Glossary of terms for the electric utility industry. Electropedia is the worlds most comprehensive online terminology database on electrotechnology, containing more than 22 000 terminological entries in english and french organized by subject area, with equivalent terms in various other languages.
New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. Telecommunications glossary 3 adpcm adaptive differential pulse code modulation. Electrician certification glossary of terms electrical nonmetallic smurf tube tubing tuberias electricas no metalicas tubo smurf electrical nonmetallic tubing ent caneria electrica no mecanica ent sic. A glossary list made up of common terms and phrases used by professionals in the electrical industry. As you study electricity in your engineering program, and as you work with electricity in the power plants, industrial plants, you will hear, read, and use various electrical terms. Capacitor a basic electrical component that stores electric charge.
One ampere is the amount of current flow provided when one volt of electrical. Electrical cable is available with 3 or 4 wires running through the sheathing. Electrics electrical glossary is a resource to help you understand terms that electricians use. Electrician certification glossary of terms english spanish. An item that consumes electricity which is primarily electronic in nature mobile phone, computer, tv etc. Glossary of electrical terms designing buildings wiki. Telecommunications glossary3 adpcm adaptive differential pulse code modulation. The glossary of terms got is an nfpa staff managed project. This glossary aims at collecting the existing knowledge on requirements engineering terminology and defining the core terminology carefully and consistently. The abbreviations ac and dc are often used to mean simply alternating and direct.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. For a more thorough explanation, please inquire with cep. This glossary of engineering terms is a list of definitions about the major concepts of engineering. Ac alternating current acts as it implies, the current flows in one direction and then back the other. Nfpa glossary of terms 4 term definition document edition document definining same term document using same definition acceptance an agreement between the purchasing authority and the contractor that the terms and conditions of the contract have been met.
The device is baked and immediately sealed in a vacuumsealed bag. Term explanation and discussion references and related terms heat rate the amount of fuel energy required to produce electrical energy. An electronic device used to control the speed of an ac. It defines the quantity of electrons moving past a given point in a circuit during a specific period. That is why we created this short glossary of mustknow power monitoring and electrical terms. In adcs, spurious free dynamic range sfdr is the ratio of the rms amplitude of the carrier frequency maximum signal component to the rms value of the next largest noise or harmonic distortion component. An enhancement to the electric grid that allows residential customers to use more technologically advanced electric meters that will provide greater detail and increased control over their electric usage. Ac drive an electronic device used to control the speed of an ac motor.
One amp 1 a is the amount of current produced by an electromotive force of one volt acting through the resistance of one ohm. Iec 60050 international electrotechnical vocabulary welcome. In cases where more than one definition is in use or where terms are defined differently when viewed from. Free from any electrical connection to a source of potential difference and from electric charge. Ohm the standard unit for measuring resistance to flow of an electrical current. In elucidating the exact meaning of terms by a brief. Computers and peripheral equip ment operate most reliably with clean power, which is free from electrical noise spikes, dropouts, surges, sags, etc. Electron theory the theory which explains the nature of electricity and the exchange of free electrons between atoms of a conductor.
Electrician certification glossary of terms 1 of 26. Identify the electrical circuits found in the project area, turn them off and tag them with a note before working with the electrical wiring. Glossary dictionary of electronics terms a a abbreviation for ampere a unit of electrical current. Amp hour or amperehour a unit of measure of a batterys electrical storage capacity. This glossary of electrical and electronics engineering pertains specifically to electrical and electronics engineering. Glossary dictionary of electronics terms a hobby projects. It is believed that part of the difficulty in this respect has been avoided by the free use of crossreferences. The standard unit of measurement for electric current that is equal to one coulomb per second. Abbreviation for american national standards institute. Understanding electricity requires knowledge of these basic electrical terms. Ohm the standard unit for measuring resistance to flow of. Glossary of terms for the electric utility industry nc state university. Appendix a glossary of terms and definitions guidebook. A method of compressing audio data by recording the differences between successive digital samples rather than full value of the samples.
Pictorial glossary the pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. The term is used only with reference to currentcarrying parts, which are sometimes energized alive. The funds to perform the work are derived from rates and go into a sinking fund that is used at the discretion of the municipality the electric line is in. Battery a device that stores and produces electricity from chemical cells. Nov 02, 2015 that is why we created this short glossary of mustknow power monitoring and electrical terms. Glossary of electronic terminology we have tried our best to include as many electronic terminology terms as possible, but please send us your suggesting by contacting us so that we can add more electronic terms in our glossary of electronic terminology.
Drypack is a method for packing integrated circuits in a moisture free environment. Basic electrical terms and definitions electricalmag. Heat rate is the inverse of efficiency, incorporating a factor of 3600 due to the differing units of fuel energy kj and electrical energy kwh there are 3600 kj in 1 kwh. Terms that are underlined and italicized are included in the glossary as a separate definition. Ammeters are always connected in series with the circuit to be tested. A glossary of electrical terms become an electrician electricians are skilled tradespeople working in a variety of different residential and industrial settings. Cable a cable is a set of wires, usually encased in an outer protective jacket. Alternating current ac an electric current that reverses its direction many times a second at regular intervals. Copper wiring is the most widely used electrical conductor.
This is a great resource for electricians and people who work around electricity. The amount of energy being used by a household or business over any given time period. Knowing terms is important to diagnose the problem, but it does not necessarily help you fix the problem itself. Appendix c glossary of major terms the national academies. Ampere or amp a unit of measure for an electrical current. Glossary of electrical and electronics engineering wikipedia. Glossary of electrical engineering terms maxim ee glossary. An agreement between the purchasing authority and the contractor that the terms and conditions of the contract have been met. In household electrical systems 14 gauge wire is used for 15 amp circuits, 12 gauge for 20 amp circuits, 10 awg for 30 amps, 8 awg for 40amps, and 6 awg for 50 and 60 amp circuits. Ammeter an instrument for measuring the flow of electrical current in amperes.
Glossary of electronic terminology free online electronics. The following are basic terms associated with electricity and have been defined in a general manner. If you need to print pages from this book, we recommend downloading it as a pdf. Leaded chip carrier, also called plcc or plastic leaded chip carrier. Glossary all terms and definitions listed alphabetically. Printed in the united states of america on acidfree paper. Understanding of electrical terms is compulsory for engineers. Unfortunately, this book cant be printed from the openbook. A cord would be a cable by this definition so far, but a cable is part of a permanent installation. Normally used in uk houses at 240v rms alternating at 50 times per second 50 hertz.
Electric current in which the flow of electric charge periodically reverses direction, whereas in direct current dc, also dc, the flow of electric charge is only in one direction. You can help enhance this page by adding new terms or writing definitions for existing ones. As more traditional appliances become smart and internet enabled they too will, in terms of their controllability and system performance, become more like modern. Glossary of electrical engineering terms and their definitions. While these terms are important to know if youre experiencing electrical problems or planning to become an electrician or electrical engineering its important to leave the handy work to electricians and other professionals. Short for ampere, an amp is a unit used to measure the rate of flow of an electric current.
Not all of the definition listed may apply to your specific model of radio. Alternating current ac the type of mains electricity used in the uk having a cyclical current waveform. Glossary of electrical terms electrical repairs electrical. Glossary all terms and definitions listed alphabetically maxim. Free from any electrical connection to a source of potential difference and. Electrical parts and materials should be approved for the specific project and compliant with local and national electrical codes.
Definitions are extracted from each code and standard and compiled into a pdf. Glossary of terms used in nerc reliability standards. Adapter a cord or block style device with different ends that allows different devices to connect ac alternating current. Pdf comprehensive dictionary of electrical engineering. It is easy to get a little confused when you are talking to an electrician that has been called out to your home or office. Glossary page 1 of 5 general terms advanced metering system ams. A term used for power when it is necessary to distinguish among. Comprehensive dictionary of electrical engineering editorinchief phillip a. A dictionary of electrical words, terms and phrases survivor library. Current multiplied by time in hours equals amphours. Any significant incident on an electric utility system that results in a continuous outage of 3 hours or longer to more than 50,000 customers or more than one half of the total customers being served immediately prior to the incident, whichever is less.
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