Power Electronics * The control and conversion of electrical power by power semiconductor devices (wherein these devices operate as switches) * To control and convert electrical power from one form to another * Power range: from a few VA/Watts to several MVA / MW * The primary task of power electronics is to process and control the flow of electric energy by supplying voltages and currents in a form that is optimally suited for user loads. Interdisciplinary Nature of Power
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Global Electronics Inc. Case Analysis Background Global Electronics‚ Inc. (GEI)‚ has its main office in Sarasota‚ Florida and the company employs about 2‚300 people at its three U.S. fabrication facilities (located in Huntsville‚ Alabama; Evansville‚ Indiana; and Reading‚ Pennsylvania)‚ and has 4‚000 employees at its assembly and test facility in Kuala Lumpur‚ Malaysia. Discrete power semiconductors and analog‚ digital‚ mixed-signal‚ and radiation-hardened integrated circuits for signal processing
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ELECTRONIC ELECTROSCOPE Abstract— An electroscope is the instrument used to detect charged bodies. Here‚ an electronic version of the scope that is more sensitive as compared to its conventional counterpart and which helps indicate the polarity of charge has been described. This circuit consumes very low quiescent power and reliably indicates
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Albertson’s Case Study 1. Summarize of the situation Albertsons is the third largest retail store in the United States with 2‚305 stores in 31 states. Their principal goal is to trounce Wal-Mart by investing in technology to keep their current customers happy and bring in new ones. Wal-Mart incomes annually are about $56 million and Albertsons are about $20 million so we are talking about nearly triple its size in sales. 2. Questions a. Analyze Albertsons using the value chain and competitive
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Electronic Marketing Tutorial Exercise 6 (Questions 1 – 8‚ p.378) RELATIONSHIP MARKETING USING THE INTERNET 1. Why is the Internet a suitable medium for relationship marketing? The interactive nature of the web combined with email communications provides an ideal environment in which to develop customer relationships‚ and databases provide a foundation for storing information about the relationship and providing information to strengthen it by improved‚ personalised services. The costs of managing
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IT2301 ELECTRONIC COMMERCE UNIT – 1 INTRODUCTION Traditional Commerce and E-Commerce: Traditional Commerce: Traditional commerce perhaps started before recorded history when our ancestors first decided to specialise their everyday activities. Instead of each family unit having to grow crops‚ search for food‚ and make tools‚ families developed skills in one of these areas and traded some of their production for other needs. It started with bartering‚ which eventually gave
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Summary There are many various security applications of electronic surveillance nowadays. They include smoke detectors‚ electronic monitoring bracelets‚ burglar alarms‚ baby monitors‚ motion sensors and lights‚ video cameras‚ audio listening and recording devices‚ key cards and smart cards‚ computer monitoring software‚ phone calls monitoring devices‚ biometric surveillance devices and many others. The main goal of all surveillance equipment and software is to prevent crime or illegal
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INTRODUCTION AND BACKGROUND Time and attendance system are the modern-day equivalent of the paper time sheet or punch clock. This Electronic attendance is designed to explain how a system helps a teacher to keep an accurate attendance records for their students. An Electronic attendance system serves as a time log that is set up as a computerized database. The complex ideas are presented and developed logically. Important terms are defined in an easy and comprehensible manner that the reader
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Electronic Revolution "The world is very different now. For man holds in his mortal hands the power to abolish all forms of human poverty‚ and all forms of human life." - John Fitzgerald Kennedy As scientists continue to piece together nature ’s mysteries of science‚ and as technology is becoming the dominating force in numerous areas worldwide‚ there is often a crucial piece of the puzzle that goes missing: responsibility. Though many people praise the abundant benefits of modern
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There is a significant increase in the use of electronic prescription over the last several years. Historically‚ the US Government Agencies in the late 1990s explored the potential need for electronic prescribing systems to reduce clinical risk in busy hospitals and between 1999 and 2001. Later the US Institute of Medicine (IOM) published two reports‚ on how technology can support and improve patient safety. And in the 2001 report‚ “Crossing the Quality Chasm”‚ recommended that providers‚ purchasers
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