Company Filing History:
Years Active: 2019-2024
Title: Chengde Xu: Innovator in Inverter Technology
Introduction
Chengde Xu is a prominent inventor based in Anyang-si, South Korea. He has made significant contributions to the field of inverter technology, holding a total of four patents. His work focuses on enhancing the efficiency and reliability of inverter systems.
Latest Patents
Chengde Xu's latest patents include an "Apparatus and method for controlling inverter." This invention discloses a method that receives an operation command for an inverter and outputs a first PWM control signal to an inverter unit. The inverter unit is designed to output at least one among a plurality of valid vectors for diagnosing a short circuit of the inverter's output. Additionally, it blocks the output of the inverter if a short circuit current is detected. Another notable patent is the "Inverter system capable of detecting output ground fault and output ground fault detection method using same." This invention relates to an inverter system that detects an output ground fault by monitoring the current of a leg-shunt resistor. The method compares absolute peak values of 3-phase current AD raw values detected from a shunt resistor, allowing for reliable detection of output ground faults.
Career Highlights
Chengde Xu has worked with notable companies such as LS Electric Co., Ltd. and Lsis Co., Ltd. His experience in these organizations has contributed to his expertise in inverter technology and innovation.
Collaborations
Chengde Xu has collaborated with Chun-Suk Yang, further enhancing his work in the field of inverter systems.
Conclusion
Chengde Xu's innovative contributions to inverter technology demonstrate his commitment to advancing the field. His patents reflect a deep understanding of the challenges in inverter systems and provide solutions that enhance their functionality and safety.