This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Shanghai Marine Diesel Engine Research Institute. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Shien Tu and a Refrigeration-System Motor Cooling Invention.
Introduction
Shien Tu is an inventor associated with Shanghai, China, and Shanghai Marine Diesel Engine Research Institute. Her patent work includes an apparatus and method for sealing and cooling motors in a refrigeration system.
Latest Patents
The provided information lists one patent for Shien Tu: Magnetic Levitation Motor Sealing-Cooling Apparatus for Refrigeration System and Method Therefor. The invention combines air cooling and water cooling to cool the motors of first-stage and second-stage compressors. It routes cooling gas between compressor stages and uses cooling-water loops in both motor housings. The patent also describes impeller-back-sealing and shaft-sealing structures for the compressors and an expander, with some working medium from the second-stage compressor serving as sealing gas for the expander. Her listed patent count is 1 patent.
Career Highlights
Tu is associated with Shanghai Marine Diesel Engine Research Institute. The available information connects her patent contribution to refrigeration-system compressor cooling and sealing.
Collaborations
Yan Zhang and Qiye Jin are identified as Tu’s coworkers. The provided details do not specify their roles in the patent or whether they collaborated on this invention.
Conclusion
Shien Tu’s listed patent presents an integrated approach to motor cooling and sealing in refrigeration systems, combining air cooling, water cooling, and working-medium gas routing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile