Location History:
- Nanjing, CN (2019)
- Jiangsu, CN (2019 - 2022)
Company Filing History:
13 out of 70 
13 out of 59 Years Active: 2019-2022
Title: Zhaoqing Hu: Innovator in Flexible DC Transmission Systems
Introduction
Zhaoqing Hu is a prominent inventor based in Jiangsu, China, known for his significant contributions to the field of flexible DC transmission systems. With a total of 13 patents to his name, Hu has developed innovative methods and devices that enhance the efficiency and reliability of DC power grids.
Latest Patents
Among his latest patents is a converter control method and device that addresses overload limits in bipolar flexible DC transmission systems. This invention employs a voltage-frequency droop control strategy during stable island operation. When an overload is detected, the control mode of the overloaded converter automatically switches to active-wattless power control, effectively preventing overloads and maintaining stable AC voltage and frequency. Another notable patent is a method for initiating a flexible DC transmission system under isolated island conditions. This method utilizes a segmented voltage reference wave output to ensure a non-disturbance and shockless initiation, thereby improving the reliability of the system.
Career Highlights
Zhaoqing Hu has worked with notable companies such as Nr Electric Co., Ltd and Nr Engineering Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in DC transmission technology.
Collaborations
Throughout his career, Hu has collaborated with esteemed colleagues, including Yunlong Dong and Yu Lu. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Zhaoqing Hu's work in flexible DC transmission systems showcases his dedication to innovation and his impact on the field. His patents not only address critical challenges in DC power transmission but also pave the way for future advancements in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.