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This essay analyses the main construction requirements and technical key points of the 110kV substations' construction basing on the local power system planning and the actual requirements of data centers. Firstly, it provides solutions on the substations' overall power supply planning and layout requirements. Next the viewpoints on choosing reasonable electrical connection methods and main electrical...
This paper presents a design of a BLDC (Brush less Direct Current) controller in the automobile engine cooling fan system which has the independent intellectual property. The controller mainly focuses on the control of a four phase sensor less BLDC motor with bifilar windings. The half-wave circuit is adopted, and it can also achieve the demand of high torque performance and similar effect compared...
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