Dezhi Zheng

Title: Dezhi Zheng - Innovator in Electric Submersible Pump Technology

Introduction

Dezhi Zheng, an accomplished inventor based in Spring, Texas, is known for his contributions to electric submersible pump (ESP) technology. With a remarkable portfolio of nine patents, Zheng has made significant advancements that enhance the efficiency and capability of ESP assemblies in various applications.

Latest Patents

Zheng's latest innovations include two notable patents related to permanent magnet motors and ESP assemblies. The first patent describes a Downhole Electric Submersible Pump (ESP) assembly that incorporates a Permanent Magnet Motor (PMM). This assembly features a first drive shaft, a stator, and a rotor within the stator. The core of the rotor retains two permanent magnet elements in separate magnet pockets that extend axially parallel to the drive shaft. This design aims to improve performance and reliability in downhole applications.

The second patent focuses on the shaft coupling mechanism for an Electric Submersible Pump (ESP) assembly. This invention includes a first ESP component with a drive shaft comprising male splines and a cut-out area, as well as a second ESP component with a corresponding drive shaft. The innovative coupling shell contains female splines that align with the male splines of both shafts, integrating a shouldered aperture that engages with the cut-out area of the first drive shaft. This design allows for effective axial load handling, enhancing the overall durability and performance of the pump assembly.

Career Highlights

Zheng is currently employed at Halliburton Energy Services, Inc., a leading company in the energy sector. His work has made a significant impact on the development of advanced technologies that serve the oil and gas industry. Throughout his career, he has demonstrated a commitment to innovation, contributing to the efficiency of ESP systems.

Collaborations

In his endeavors, Dezhi Zheng has collaborated with notable colleagues, including Donn Jason Brown and Robert Charles De Long. Working alongside these professionals, he has further refined his inventions and pushed the boundaries of ESP technology, ensuring that Halliburton remains at the forefront of the industry.

Conclusion

Dezhi Zheng's contributions to the field of electric submersible pump technology underscore his role as a leading inventor. With a strong portfolio of patents, innovative designs, and collaborative efforts, Zheng continues to play a pivotal role in advancing the capabilities of ESP systems. His work not only enhances operational efficiency but also sets the groundwork for future innovations in the energy sector.