Sichuan University

Lanbin Zhang

Zetian Zhang

Ru Zhang

Zhilong Zhang

Li Ren

Kun Xiao

Chendi Lou

Qijun Hao

Anlin Zhang

A bottom cylinder for a high-temperature and high-pressure environment simulator of a high-fidelity corer is provided. The bottom cylinder includes a cylinder barrel. The bottom of the cylinder barrel is provided with a cylinder base. The piston is provided inside the cylinder barrel and divides an inner cavity of the cylinder barrel into a rodless cavity and a rod cavity. The piston is provided with a piston rod. The outer wall of the cylinder barrel is provided with an oil inlet hole communicated with the rodless cavity, an oil outlet hole communicated with the rod cavity, and a reserved hole. The lower end surface of the piston is provided with a first buffer ring, and the upper surface of the cylinder base is provided with a second buffer ring mated with the first buffer ring. The bottom cylinder is applied to the simulator for oil and gas resource exploitation.

Bottom cylinder for high-temperature and high-pressure environment simulator

Growing community of inventors

Chengdu, China

Lanbin Zhang