Long range relay to transport technological measure on Chaohu bottom mud dredging engineering;

Probe into improving results of relay in school;

Based on the hoisting construction feature of large hinge-support tower and field circumstance,combined with mechanics calculation,analysis and comparison,the aerial rotation relay method using four sets of cranes is adopted for tower hoisting.

Calculation of Interface Width and Contact Stress of Spinning Top Roller and Roller;

The calculation of contact stress of rock bit floating ring journal bearing under disalignment;

Numerical simulated analysis of the contact stress on the sealing rubber of the packer;

3D-FEM numerical simulation of welding stress in thin aluminum alloy plate;

On the control of welding stress and deformation;

Measures to control welding stress and deformations;

Study of contact force between drill string and borehole wall in constant-curvature wellbores;

Prediction of workpiece-fixture contact forces based on multiple clamping;

Analysis of gripping contact force and force-closure of manipulator

Choose and Analysis of types of Servomotor Piston Seal for Turbine;

Treatment of oil seepage of servomotor of hydro-generating unit No.1 of Xiaoshan Hydropower Station;

It can directly use the firststage hydraulic amplification to control the servomotor of guiding blade, which makes the structure of hydraulic cabinet simpler and enhances its reliability.