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Years Active: 2015-2019
Title: Innovations of Inventor Kai Wang
Introduction
Kai Wang is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of electrical engineering, particularly in the area of induction motors. With a total of 4 patents to his name, his work focuses on enhancing the performance and efficiency of these machines.
Latest Patents
One of his latest patents is an "Acceleration method for V/F controlled induction motor in flux-weakening region." This invention provides a method for acquiring the no-load magnetizing current of the induction motor at the current stator frequency. It involves selecting a smaller magnetizing current set point and determining the stator frequency for the next control period based on an error signal. This method aims to provide maximum output torque in the flux-weakening region while allowing for greater tolerance of estimated leakage inductance errors.
Another significant patent is the "System and method of rotor time constant online identification in an AC induction machine." This invention describes a system for determining the rotor time constant of an AC induction machine by injecting a flux signal into a rotor flux command. It utilizes a voltage-current flux observer to estimate the rotor time constant based on the amplitudes of rotor flux variations.
Career Highlights
Kai Wang has worked with prominent companies such as Eaton Corporation and Eaton Intelligent Power Limited. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in power management and electrical systems.
Collaborations
Throughout his career, Kai has collaborated with talented individuals, including Wenxi Yao and Huaqiang Li. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
In summary, Kai Wang is an accomplished inventor whose work in the field of induction motors has led to several innovative patents. His contributions continue to influence the industry and pave the way for future advancements in electrical engineering.