Ren Liu

Title: Ren Liu: Petroleum Equipment and Particle-System Modeling

Introduction

Ren Liu is an inventor associated with Shandong, China. His patent work spans petroleum equipment and methods for modeling high-density particle systems. The supplied information lists 2 patents.

Latest Patents

**Ultra-High-Power Cementing Apparatus Integrated with Remote Control.** This invention concerns petroleum equipment designed to combine cementing operations with remote control. Its components include loading and mixing systems, hydraulic and power-transmission systems, metering and electrical systems, and gas-path and manipulation systems. A plunger pump connects to a high-pressure discharge system, while the remote-control system connects to the manipulation system.

**Modeling Method for High-Density Discrete Particle Multiphase System.** This method builds a high-density particle accumulation model by defining model boundaries, calculating particle volumes across size ranges, generating compact particle models, and expanding the particles. The approach is intended for modeling particle-reinforced composites, granular materials, and other particle-accumulation materials. It also addresses particles intersecting model boundaries and can support analysis of specimens with machined surfaces.

Career Highlights

The supplied career information associates Liu with Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. and Shandong University. His listed inventions reflect applications in both petroleum equipment and materials modeling.

Collaborations

The supplied information names Zhong Ji and Jizhi Zhang as Liu’s coworkers.

Conclusion

Ren Liu’s listed patent portfolio brings together a remotely controlled cementing apparatus and a method for modeling dense particle systems, reflecting work across petroleum technology and materials research.