In the light of that the portal strut light building structure,which has developed rapidly,possesses many quality problems,from the angles of the design and the construction,this paper probes into problems needing attention in the application of the portal strut light building structure,and puts forward some measures for solving these problems.

Discussion of the Properties of semi-rigid nodes in portal frame;

The review and prospect of cold-formed steel portal frames;

Comparison of deforming behavior in nonlinear and linear of portal frame with tapered members;

Discussion of Problems in Portal Rigid Frame Design;

The problems should be noticed in the design of steel structures of light building with portal rigid frame;

Elastica gllobal buckling analysis of portal rigid frames with small height-span ratio;

Optimization design of steel portal frames based on genetic algorithms;

From the selection of column grid, using tapered member, plastic design and other aspects practical technical measures are presented for optimal design of steel portal frame.

Based on the regularity of the foundation movement deformation over the abandoned mine goaf,a numerical model of the steel portal frame is set up.

Study on calculating of the bracing system of the steel structure of light-weight buildings with gabled frames.;

Finite-element analysis of end-plate connections in light weight steel structure with gabled frames;

Steel structure design of one automatic storage with gabled frames