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Multilevel voltage source inverters in medium voltage drives
This bachelor’s thesis makes literature review in to medium-voltage drive markets and the objective of this study is to find out what kind of multilevel inverter topologies are used in medium voltage drives today. This ...
Control of excitation current in a brushless synchronous motor started with load commutating inverter
In this master’s thesis, the control of the excitation current of direct online brushless synchronous motor has been studied when the motor is started with load commutating inverter. This thesis includes a general overview ...