Scientists 2009 Vol II IMECS 2009‚ March 18 - 20‚ 2009‚ Hong Kong Comparison between Direct-On-Line‚ Star-Delta and Auto-transformer Induction Motor Starting Method in terms of Power Quality H.H. Goh‚ M.S. Looi‚ and B.C. Kok Abstract—This paper presents a comparison between the Direct-On-Line (D.O.L.)‚ Star-Delta‚ and Auto-transformer induction motor starting method in terms of power quality. The purpose of this research is to find out the most reliable and practical starting method which has
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Magnet Synchronous Motors using Design Sensitivity Analysis Mohammadreza Hassan Zadeh1‚ Arash Kiyoumarsi2 1 Electrical Engineering Department‚ Abhar Islamic Azad University‚ Abhar‚ 22‚ Iran‚ phone: +98 281 3349816‚ e-mail: mrh_zadeh@qazviniau.ac.ir‚ 2 Electrical Engineering Department‚ Isfahan University Isfahan‚ Iran‚ Abstract. This paper presents a shape optimal design approach to reduce the torque ripple of the interior-permanent magnet synchronous motors. The shape design sensitivity
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Ward-Leonard Motor Generation System Introduction: A control system generally controls‚ regulates‚ and updates its output continuously based on present inputs‚ nature of the system‚ and the past outputs. In other words‚ there is a feedback mechanism that is inherent in the system‚ and is called a closed loop control system. For example‚ adding an emitter resistance to a common emitter amplifier‚ results in a negative feedback mechanism in the amplifier system – if the output current increases
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Toyota Motor Corporation Table of Contents Table of Contents ii 1. Introduction 1 1.1. History 2 2. Financial Information 3 2.1. Financial Analysis 3 3. Mergers and Acquisitions 4 4. Competition and Foreign Interests 5 5. Future Expectations 5 6. Conclusion 6 References 7 1. Introduction Toyota‚ which is known as Toyota Motor Corporation is one of the most exciting names in the automobile industry today. Toyota is one of the most competitive companies globally and has
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DOMINION MOTORS AND CONTROLS‚ LTD. Case Facts: Dominion Motors and Controls‚ Ltd. (DMC) was a company producing motors of varying horsepower (hp) and other accessories for motors like motor control and panel-board units DMC was facing a threat of loss of market share owing to some tests by Hamilton Oil Company – the largest Canadian oil company The results of these tests were not yet reported‚ but they were rumoured to make the complete motor market incorporate some serious changes in the design
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GM and Risk Murat Memic Analyzing various global risks that General Motors faces and the respective solutions that have been taken by GM in order to neutralize the effects of these risks. Global Corporate Finance 6313 Global Risk Term Project Dr John. R. Savarese 7/26/2012 In the fast moving business world‚ companies and firms are increasingly confronted with risk‚ risks that are complex and global. Emergence of new technology has made it possible for organizations and consumers
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SERVO MOTOR SYSTEM YED TEPE UNIVERSITY DEPARTMENT OF MECHANICAL ENGINEERING YEDITEPE UNIVERSITY ENGINEERING FACULTY MECHANICAL ENGINEERING LABORATORY Servo Motor System 1. Objective: Introduce the students to control the speed of a servo motor system. To test the motor in the directions of rotation with the functions of the speed control. To conduct a reference move on a servo system. 2. Equipment: Festo Equipment Set TP 801: Basics of servo motor drive technology‚ including Roller
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Dominion Motors Case Analysis What‚ precisely‚ is the problem here? The problem is that DMC ’s largest consumer of oil well pumping motors has ranked them the #3 supplier‚ and not only could this impact purchasing from this customer (Hamilton)‚ other smaller companies follow this large company for their purchasing decisions‚ so that they get the benefit of copying their R&D decisions. What are the causes of the problem? Power companies implemented a graduated monthly base charge per HP
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distributing a range of Garage equipments. Sundaram Motors: Sundaram Motors distributes Heavy Duty Commercial Vehicles‚ Cars‚ and auto spare parts for several leading manufacturers. The company is also the dealer for Ashok Leyland‚ Honda‚ Fiat‚ Ford and Mercedes Benz. Madras Auto Service: Madras Auto Service distributes automotive spare parts for all leading manufacturers. Other major companies of TVS Group are: TVS - Motor Company Limited: TVS Motor Company Limited is one of the largest two-wheeler
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chain management of Tata Motors Ltd. using a combination of firm product specific data measures‚ firm level performance and industry performance. Our goal is to assess the current state of Tata Motors Ltd. and identify both the potential and the management realities associated with developing globally competitive auto supply chains. We use empirical data and anecdotal information to offer our best guess answers to the following questions: Will the future of Tata Motors Ltd. be that of a globally
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