Abstract: Low-power and high-speed BLDC(Brushless DC) motor is widely used in vacuum cleaners. This paper presents a sensorless speed control scheme for a high-speed BLDC motor of a hand-stick vacuum ...
Titan International and the recently acquired Carlstar Group launched its Variable Pressure Operation (VPO) technology at Equip Exposition. This innovative flat-proof technology offers a versatile ...
Abstract: For grid-interactive building operations, variable refrigerant flow (VRF) systems with variable speed drives are appealing sources. Often combined with a dedicated outdoor air system (DOAS) ...
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