The illustrated dictionary of electronics8th editionhas been revised, clarified, and updated, reflecting technological advances of recent years. 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 agreement between the purchasing authority and the contractor that the terms and conditions of the contract have been met. New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. In adcs, spuriousfree dynamic range sfdr is the ratio of the rms amplitude of the carrier frequency maximum signal component to the rms value of the next. Free from any electrical connection to a source of potential difference and from electric charge. The glossary of terms got is an nfpa staff managed project. This is a great resource for electricians and people who work around electricity. Term explanation and discussion references and related terms heat rate the amount of fuel energy required to produce electrical energy. Ampere or amp a unit of measure for an electrical current. Using comparison functions, we can list each document that uses specific terms and determine which documents use the same definitions of that term. Seventh edition modern dictionary of electronics free.
Definitions are extracted from each code and standard and compiled into a pdf. Glossary dictionary of electronics terms a hobby projects. Ac alternating current acts as it implies, the current flows in one direction and then back the other. Glossary of electrical engineering terms and definitions listed alphabetically. Electrician certification glossary of terms electrical nonmetallic smurf tube. The standard unit of measurement for electric current that is equal to one coulomb per second. Alternating current ac an electric current that reverses its direction many times a second at regular intervals. Normally used in uk houses at 240v rms alternating at 50 times per second 50 hertz.
A term used to specify ad and da converters adcs and dacs. 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. Electrician certification glossary of terms english spanish. Ammeter an instrument for measuring the flow of electrical current in amperes. Ohm the standard unit for measuring resistance to flow of. A glossary list made up of common terms and phrases used by professionals in the electrical industry. A cord would be a cable by this definition so far, but a cable is part of a permanent installation. Pictorial glossary the pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. Identify the electrical circuits found in the project area, turn them off and tag them with a note before working with the electrical wiring. It is believed that part of the difficulty in this respect has been avoided by the free use of crossreferences. Terms that are underlined and italicized are included in the glossary as a separate definition. Glossary of electrical engineering terms maxim ee glossary.
Electrical parts and materials should be approved for the specific project and. In elucidating the exact meaning of terms by a brief. This type of current is commonly supplied by power companies. 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. Comprehensive dictionary of electrical engineering editorinchief phillip a. 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.
Telecommunications glossary 3 adpcm adaptive differential pulse code modulation. Capacitor a basic electrical component that stores electric charge. Electron theory the theory which explains the nature of electricity and the exchange of free electrons between atoms of a conductor. Understanding electricity requires knowledge of these basic electrical terms. Unfortunately, this book cant be printed from the openbook. A dictionary of electrical words, terms and phrases survivor library. This glossary aims at collecting the existing knowledge on requirements engineering terminology and defining the core terminology carefully and consistently. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Electrical cable is available with 3 or 4 wires running through the sheathing. A glossary of electrical terms become an electrician electricians are skilled tradespeople working in a variety of different residential and industrial settings. Arabic, chinese, czech, finnish, german, italian, japanese, korean, norwegian bokmal and. Free from any electrical connection to a source of potential difference and. Leaded chip carrier, also called plcc or plastic leaded chip carrier. Current multiplied by time in hours equals amphours. Pdf comprehensive dictionary of electrical engineering. The device is baked and immediately sealed in a vacuumsealed bag. The term is used only with reference to currentcarrying parts, which are sometimes energized alive.
Appendix c glossary of major terms the national academies. Every effort has been made to be concise and accurate, without talking down to the. 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. 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. Glossary of terms for the electric utility industry nc state university. Abbreviation for american national standards institute.
For a more thorough explanation, please inquire with cep. Glossary of electrical and electronics engineering wikipedia. A term used for power when it is necessary to distinguish among. Knowing terms is important to diagnose the problem, but it does not necessarily help you fix the problem itself. Battery a device that stores and produces electricity from chemical cells. Glossary of terms used in nerc reliability standards. Appendix a glossary of terms and definitions guidebook. One ampere is the amount of current flow provided when one volt of electrical. Not all of the definition listed may apply to your specific model of radio. Glossary of electrical engineering terms and their definitions. Ac drive an electronic device used to control the speed of an ac motor. That is why we created this short glossary of mustknow power monitoring and electrical terms. An electronic device used to control the speed of an ac.
Iec 60050 international electrotechnical vocabulary welcome. Ham radio terms glossary this is glossary contains general definitions of typical amateur radio terms. Understanding of electrical terms is compulsory for engineers. A method of compressing audio data by recording the differences between successive digital samples rather than full value of the samples. Amp hour or amperehour a unit of measure of a batterys electrical storage capacity. Glossary all terms and definitions listed alphabetically. Nov 02, 2015 that is why we created this short glossary of mustknow power monitoring and electrical terms. Capacitors are made from two electrical conductors separated by an insulator. The following are basic terms associated with electricity and have been defined in a general manner. 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. Copper wiring is the most widely used electrical conductor. Telecommunications glossary3 adpcm adaptive differential pulse code modulation. If you need to print pages from this book, we recommend downloading it as a pdf.
It defines the quantity of electrons moving past a given point in a circuit during a specific period. Short for ampere, an amp is a unit used to measure the rate of flow of an electric current. Cable a cable is a set of wires, usually encased in an outer protective jacket. 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.
Basic electrical terms and definitions electricalmag. Glossary of electrical terms designing buildings wiki. Ammeters are always connected in series with the circuit to be tested. 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. Glossary of terms construction electrical products.
The amount of energy being used by a household or business over any given time period. Electrical parts and materials should be approved for the specific project and compliant with local and national electrical codes. Computers and peripheral equip ment operate most reliably with clean power, which is free from electrical noise spikes, dropouts, surges, sags, etc. Glossary dictionary of electronics terms a a abbreviation for ampere a unit of electrical current. Programmed cell death, a form of cell death in which a controlled sequence of events or. 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. 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 abbreviations ac and dc are often used to mean simply alternating and direct.
Glossary of electrical terms electrical repairs electrical. Printed in the united states of america on acidfree paper. This glossary of electrical and electronics engineering pertains specifically to electrical and electronics engineering. In cases where more than one definition is in use or where terms are defined differently when viewed from. Glossary all terms and definitions listed alphabetically maxim. An item that consumes electricity which is primarily electronic in nature mobile phone, computer, tv etc. Alternating current ac the type of mains electricity used in the uk having a cyclical current waveform. 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 electronic terminology free online electronics. Ohm the standard unit for measuring resistance to flow of an electrical current. This article contains definitions and explanations of terminology used and will help you understand what he or she is talking about. Drypack, drypack is a method for packing integrated circuits in a moisturefree environment.
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. 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. Glossary of terms for the electric utility industry. This glossary of engineering terms is a list of definitions about the major concepts of engineering. Glossary page 1 of 5 general terms advanced metering system ams. Conductor a material that allows the free flow of electric charge. Drypack is a method for packing integrated circuits in a moisture free environment. Electrics electrical glossary is a resource to help you understand terms that electricians use. Adapter a cord or block style device with different ends that allows different devices to connect ac alternating current. One amp 1 a is the amount of current produced by an electromotive force of one volt acting through the resistance of one ohm. Search nearly 14 million words and phrases in more than 470 language pairs. 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. Consult the manufacture for further clarification of modelspecific terms. Electrician certification glossary of terms 1 of 26.
388 617 1153 36 1563 1216 1345 690 1388 663 1442 1320 846 1001 780 1366 1084 1532 895 1383 1297 986 113 1595 1402 693 1531 1385 669 504 296 598 1202 1243 775 36 142 1276 909 681 1363 245 342 1178 1423 845 1314 965