(1) Turbine's Low pressure Exhaust Hood ( TLEH ) is an important unit of steam turbine.

(2) Combustion gases are collected by an exhaust hood for further analysis.

(3) The traditional exhaust hood and canopy hood with attached air curtain have different principles.

(4) The complex structure of exhaust hood is described by body fitted coordinates and porosity.

(5) Numerical results are obtained for the three dimensional compressible flow field of low pressure turbine exhaust hood.

(6) According to manual brushing workplaces adhesive characteristics of the work, select external exhaust hood (suction hood) control.

(7) The report illustrates the influence of makeup air on exhaust hood performance.