饱和蒸汽压力

水的高饱和蒸汽压力使得水压泵中极易发生气蚀现象，滑靴静压支承也不例外。

High water saturated vapour pressure leads to the more possible occurrence of cavitation phenomena in water hydraulic pump , and so as in sliding shoes hydraulic supporting without exception .

PEMFC中水的饱和蒸汽压力与其中多孔介质特征关系研究

Relationship Between Saturated Water Vapour Pressure and Characteristics of Porous Medium in PEMFC

材料亲、憎水性和孔径对饱和蒸汽压力有巨大的影响。

Hydrophilicity , hydrophobicity and the diameter of the pore in the porous medium have great effect on the saturation water vapour pressure ;

当液体中局部流场压力下降到饱和蒸汽压力时，周围液体便由液相变成气相，形成空化。

If the local pressure fall to saturation vapor pressure in the flow field , the phase of the surrounding liquid convert from liquid into gas , and cavity occurs .

对内压与外压筒体壁厚进行了比较，得出液化石油气的饱和蒸汽压力越大，按真空校核的概率越小；

By comparing thickness of inner-press and outside-press barrel wall , it 's concluded that the larger the saturated stream press of liquefied petroleum gas is , the smaller the probability of vacuum check is .

为了研究汽窜现象的实质，分析了饱和蒸汽的温度压力特性、潜热特性和闪蒸现象。

Properties of saturated steam such as temperature - pressure , latent heat and flashing features are analyzed .

设定饱和蒸汽供热管道常用压力范围，提出简化蒸汽密度的计算方法，推导出直管内任意处的压力计算式，以此得出水力计算用的基本公式，使计算过程变得简单。

Based on simplified density calculation of saturated steam in steam heating pipe within a range of pressure commonly encountered , derives the basic formulas for straight pipe in steam heating systems which shows convenience in calculation .

该公式具有准确、适用压力范围宽和便于工程应用等特点，为工程中考虑饱和水和饱和蒸汽比容随饱和压力的变化提供了准确而实用的饱和比容补偿公式。

It provides an accurate , workable compensation formula for considering variation of saturation specific volume with pressure in engineering practice .