Company Filing History:
2 out of 15 
2 out of 789 
Years Active: 2021-2023
Title: Innovations of Long Zhang: Pioneering HVACR Systems
Introduction
Long Zhang is an innovative inventor based in Taicang, China. He has made significant contributions to the field of heating, ventilation, air conditioning, and refrigeration (HVACR) systems, holding two notable patents. His work focuses on improving efficiency and performance within HVACR technologies.
Latest Patents
Long Zhang's latest patents include a groundbreaking system and method for OCR control in paralleled compressors. This invention details an HVACR system that incorporates a first compressor with a specific capacity and a second compressor with a different capacity, both arranged in parallel. The system also includes essential components such as a condenser, expansion device, and evaporator.
A key feature of Zhang's design is that each compressor is equipped with a lubricant sump that is interconnected through a lubricant transfer conduit. To optimize performance, a flow restrictor is integrated into this conduit, effectively regulating refrigerant flow between the compressors. This innovation not only enhances operational efficiency but also ensures better management of refrigerant within the system.
Career Highlights
Throughout his career, Long Zhang has been affiliated with esteemed companies, including Trane Air Conditioning Systems (China) Co., Ltd. and Trane International Inc. His experience in these organizations has allowed him to develop a deep understanding of HVACR systems and contribute to significant advancements in the industry.
Collaborations
Long Zhang has collaborated with notable professionals in his field, including Jun Ouyang. His partnerships have fostered a collaborative environment conducive to innovation, leading to the development of patented technologies that address critical challenges within HVACR systems.
Conclusion
Long Zhang remains a prominent figure in the invention of HVACR systems, highlighted by his noteworthy patents and collaborations. His innovative approaches continue to influence the industry and pave the way for future advancements in heating, ventilation, air conditioning, and refrigeration technologies.
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.