A swirling flowfield inside a sector annular combustor is measured by Laser Doppler Velocimeter (LDV) and calculated by SIMPLEC algorithm on arbitrary three-dimensional curvilinear coordinates.

• 采用激光多谱勒测速仪对小流量发动机短环直流燃烧室的流场进行测试,并且在三维任意曲线坐标系下对该燃烧室流场进行了数值模拟。