Finite element analysis of double-circular-arc gear based on precise model building;

The model establishes the base for the 3D digital design,analysis of the finity unit,dummy manufacture of the double-circular-arc gear.

The expression of the axis section profile of grinding wheel used to machine double-circular-arc gear is derived in detail.

Optimal design of transmission system of double circular arc gears by means of genetic algorithm and neural network;

Double circular arc gear is a style of gears, which has convex-concave tooth profile and work in high efficiency.

The analysis method and model of the dynamic contact stress of double circular arc gears were established based on flexible rims and ANSYS/LS-DYNA software,and the factors affecting the dynamic model establishment was analyzed.

The Parameter Design of Double Arc Gear Based on Pro/E;

Calcalate the common normal line′s distance of double arc gear based on newton method;

Development of DAM software for double arc gear

By using the harden-face double circular arc gears, the noise, vibration and steadiness of variable -speeder are remarkable better than before, and the effect is very well.

Considering randomness and fuzziness of the parameters in design process, restrict conditions and influence factors in double circular arc gears ,adopting three dimensional finite element analysis and fuzzy optimum design method,a optimum mathematical model of the tooth profile parameters of double circular arc gears is established.

In a newly down-hole driven twin-screw pump, the double circular arc gears, which make the twin-screws run simultaneously and realize power split, are the key components in determining the working capacity of a pump.

Research on bending stress in tooth of double circular-arc gear;

Based on the Fuzzy mathematics and the theory of the reliability design, the mathematics model of the Fuzzy reliability design of the double circular-arc gearing is established.