Blockage tests may make use of any shape model that is likely to be tested in the tunnel, though the more useful shapes are cone cylinders and hemishere cylinders.
尽管进行堵塞试验用的模型较为通用的外形是锥柱体的半球柱体，但任何能在风洞内进行试验的形状都可以用。
2
Instead of the sonic nozzle, low supersonic nozzles have been utilized to solve the choking problem in transonic wind tunnel testing of high angle-of-attack and high blockage.