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This article reviews a new generation of microcontrollers which enable energy-efficient control of brushless DC motors, permanent magnet synchronous AC motors and AC induction motors, achieving major savings in electricity costs.
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The Motor Control and PFC Developer’s Kits enable power factor correction (PFC) and sensorless field-oriented control of up to two motors with a single low-cost MCU. Allowing developers to begin designs in 10 minutes, the kits feature a dual axis + PFC baseboard, a Piccolo controlCARD, up to two permanent magnet motors, sensorless field-oriented control software, 24V DC power supply and Code Composer Studio IDE
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The Field Oriented Control method described here solves the two obstacles at once: - no need for a hall sensor or any other sensor type - sinusoidal current shape for very efficient and quiet operation. The FOC method is focused on cost sensitive consumer drives, such as fans, pumps, compressors or geared motors.
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With the current costs of energy, it is necessary to use and reuse energy as wisely as possible. In this presentation we will review and explore various topologies and control techniques to recapture load energy, in such a way that it can be used by another system, or stored for later use.
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This paper provides an overview of motor control design considerations, such as control of multiple motors, field-oriented control, power factor correction and sensorless control. It also addresses how today’s microcontrollers (MCUs) bring even greater precision, power efficiency and reduced cost to a wide range of applications.
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Mixed-signal FPGAs are a new alternative for industrial motor control. In combination with an integrated soft processor, they offer the ability to easily implement motor designs for a range of motor types, at a cost attractive for most applications.
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If an electric drive has to be designed for an application in a mechatronical system a lot of considerations are necessary to find a optimal solution that best fulfil the requirements of the specification. In this context Model-Based Design is a state-of-the-art methodology.
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