spray region

After studying the spray impinging process by experiments, it is discovered that the fuel concentration of the wall jet will decrease rapidly after the spray impinging the wall. the wall jet vortex is also discovered at the peripheral region of the wall jet.

通过对平面撞壁过程的研究，发现喷雾着壁之后，壁喷区的燃油浓度开始急剧耗散，在壁喷区的外围，出现壁喷游涡现象。

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In fully spray region, gas flow affects the liquid overflow capacity in the downcomer or conical over flow device, hence affects the pressure drop significantly.

全喷射区内，气速影响溢流管和溢流锥的溢流能力，而使气速明显地影响塔板有效压降。

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At a low spray parameter CPSP, the partially melted region was most spherical, and it developed gradually to continual and interrupted strip-shaped as CPSP increased.

当喷涂参数CPSP较低时，部分熔化区大多为球状；随着CPSP增大，部分熔化区逐渐变为连续或断续条状。

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