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蒸汽涡轮发动机

此条目需要补充更多来源。 (2020年2月8日)请协助补充多方面可靠来源改善这篇条目无法查证的内容可能会因为异议提出而被移除。致使用者:请搜索一下条目的标题(来源搜索:"蒸汽涡轮发动机"网页新闻书籍学术图像),以检查网络上是否存在该主题的更多可靠来源(判定指引)。
一现代发电厂蒸汽机转子。蒸汽通过右侧上游的小叶片后既膨胀,流向下游的大叶片。

蒸汽涡轮引擎Steam turbine)是一种撷取(将水加热后形成的)蒸汽动能转换为涡轮转动之动能的机械。相较于原由詹姆斯·瓦特发明的单级往复式蒸汽机,涡轮蒸汽机大幅提高了热效率,更接近热力学中理想的可逆过程,并能提供更大的功率,至今它几乎取代了往复式蒸汽机。使用涡轮蒸汽机发电的电厂叫做热电厂,其特别适用于火力发电核能发电,世界上大约80%的电能是涡轮蒸汽机所产生。船舶领域主要用于大型舰船。

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蒸汽涡轮发动机
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