The approximate calculation of tubesheet based on SW6 software was made for U-tube and fixed shell and tube heat exchangers,and the thermal stress analysis and optimization design of tubesheet were made by ANSYS software.

Brief introduction of calculation software and its operating explanation of earthquake array strong aftershock responding fast gray predict;

Study and Implementation of Mine Power-Supply System Calculation Software Based on .NET Framework;

Meanwhile,the calculation software of engineering is developed.

Development and analysis on the X-ray output dosage calculating software for radiotherapy;

Development of calculating software of air conditioning cooling loads based on ObjectARX;

Research of air infiltration and energy consumption calculating software for multistoreyed buildings;

Development of computational software of stochastic finite element method for reinforced concrete;

The three-dimensional mathematical model for steady temperature field of cooling plate and lining was established, The computational software of the temperature field was developed.

<Abstrcat> From the equality of arctan c=arctan a+arctan b,and the expression of the series of inverse tangent function,many formulas for computing the ratio of circumference π can be derived,and the computational software for this aim can be designed.