Location History:
- Nanjing, CN (2018 - 2021)
- Jiangsu, CN (2018 - 2022)
Company Filing History:
23 out of 70 
21 out of 59 
2 out of 6 Years Active: 2018-2022
Title: Innovations of Haiying Li: A Pioneer in Control Systems and Direct Current Grid Technologies
Introduction: Haiying Li, located in Jiangsu, China, is an esteemed inventor with a remarkable portfolio comprising 23 patents. His pioneering work in control systems and direct current technology has significantly impacted the field of electrical engineering.
Latest Patents: One of Li's notable patents is the "Control System and Control Method for Parallel Converter System." This innovation presents a sophisticated control method and system designed for parallel converter systems. It includes a common AC voltage controller in conjunction with a separate current controller for each converter. The AC voltage controller generates essential parameters such as active current, wattless current, and system voltage phase reference values. These parameters are communicated to each converter's current controller, ensuring synchronized control to maintain the amplitude and frequency of an AC bus voltage. The technology promises high reliability and effective synchronization among multiple converters.
Another significant innovation is the "Multi-voltage Level Direct Current Grid System and Control Protection Method." This system comprises at least two direct current buses and utilizes direct current transformers to facilitate voltage conversion. Moreover, it features a lead-out wire current limiter, which incorporates a first current-limiting unit designed to optimize the operational efficiency and safety of direct current systems.
Career Highlights: Haiying Li has contributed to prestigious companies, including NR Electric Co., Ltd and NR Engineering Co., Ltd. His tenure in these organizations reflects his integral role in the development of advanced electrical engineering solutions.
Collaborations: Throughout his career, Haiying Li has collaborated with esteemed colleagues such as Jie Tian and Yunlong Dong. These collaborations have further enriched his innovations and enhanced the overall impact of his work in the industry.
Conclusion: Haiying Li stands out as an influential inventor in the realm of control systems and direct current technologies. His 23 patents underscore his dedication to advancing electrical engineering, showcasing innovations that not only enhance operational efficiencies but also contribute to the synchronization and reliability of complex systems. Li's work is a testament to the vital role of inventors in shaping the future of technology.
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.