Aerodynamics
-1
archive,category,category-aero,category-72,bridge-core-3.0.1,qodef-qi--no-touch,qi-addons-for-elementor-1.5.1,qode-page-transition-enabled,ajax_fade,page_not_loaded,,qode-theme-ver-26.0,qode-theme-bridge,disabled_footer_bottom,qode_header_in_grid,wpb-js-composer js-comp-ver-4.3.4,vc_responsive,elementor-default,elementor-kit-16922
 

Aerodynamics

Contra-rotating fans have several advantages over single stage axial fans. If they are well designed, the exit flow field is almost irrotational. This helps to increase the aerodynamic efficiency by up to 16%, when compared to single stage fans. However, since the second stage interacts...