NPR Nozzle Pressure Ratio 喷管压力比
nozzle pressure drop ratio 喷管落压比
nozzle total pressure loss ratio 喷管总压损失系数
nozzle total-pressure loss ratio 喷管总压损失系数
The vectoring Angle increases with the decreasing of the nozzle pressure ratio.
减小喷管落压比可以提高矢量偏转角度。
The method can be used for combustion Chambers with any shape to match the fuel injection pressure, nozzle construction, injector position and intake swirl ratio with chamber shape.
该方法可适于任意形状的燃烧室，能反映出喷油压力、喷油嘴结构及安装位置、进气涡流比等参数与燃烧室形状的匹配关系。
After simulate we know the nozzle have direct ratio between inlet-plane-centre velocity and work pressure.
通过模拟得出，喷头进口截面中心的速度与喷雾工作压力呈正比。
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