The three dimensional flow field of the step cylinder in Hydraulic Control Rod Driving System(HCRDS) is calculated and analyzed with the computational fluid (dynamics) program CFX5 in detail.

Theoretical analysis on the steady state property of step cylinder of the hydraulic control rod drive system for the 200 MW nuclear heating reactor have been carried out.

Repair and testing technology of vibration stepping hydraulic cylinder of slab CC at Baosteel

A detailed mathematical model of digital servo stepping hydraulic cylinder used in 6-Dof motion simulator was set up,which included the kinetics of 2-phase hybrid stepping motor,four-edge slide valve,and valve-controlled asymmetric cylinder,as well as subdivision driver and mechanical feedback mechanism.

Numerical simulation of the resistance coefficient of a hydraulic step cylinder s chamfer hole;

Study of dynamic holding property of hydraulic step cylinder system;

Direct control of electro-hydraulic stepping cylinder by the use of PLC;