In order to optimize the aluminum accumulation sump designs,the characteristics of thermo-stress distribution in the drained style aluminum reduction cells were studied.

A thermo-stress calculating model of 75 kA drained style aluminum reduction cell was developed with finite element software package ANSYS to calculate thermal stress distribution in the cathode.

Simulation and analysis of magnetic fields and flow fields of metal pad in 75 kA drained style aluminum reduction cell;

As a sub-project, the basic design and research of drained aluminum reduction cells (G1999064903), the electrolyte flow field in the 156kA aluminum reduction cells with two end anode risers was studied in this paper.

As a sub-project, the basic design and research of drained aluminum reduction cells (G1999064903 ) , the multi-field during gas preheating and baking process in the drained cells was researched by means of numerical simulation.

Improvement on cathode lining material and structure of aluminum cell;

Discussion on the method to increase the life of aluminum cell;

Experament of reduce impulse voltage on scorched particles roasting of aluminum cell

Design and test of inert electrode large aluminum reduction cell;

Three-dimension thermo-mechanical field nonlinear finite element analysis of an aluminum reduction cell;

Heat dissipating capacity of aluminum reduction cell and its distribution rule;

Numerical simulation on thermal stress field of aluminum reduction cells cathode during gas preheating process;

Development and application of real time online visual system of anode-cathode-distance for aluminum reduction cells;

Analysis and diagnosis of information elements of noise in aluminum reduction cells based on wavelet packet preconditioning;