Oil radiator calculation and cooling fan type selection calculation are discussed in the paper.

本文就滑油散热器的设计计算和冷却风机的选型计算作了初步的探讨。

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Match design of the oil radiator and the cooling fan is the key of the helicopter outer oil system design.

滑油散热器和冷却风扇匹配设计是直升机外滑油系统设计的关键问题。

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Large-capacity water pump, liquid-cooled oil cooler and twin ring-type radiator fans ensure optimal engine cooling efficiency.

大容量水泵，水冷机油冷却器和双圆环型散热器风扇确保最佳发动机的冷却效率。

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