vapor lock

Though vapor lock of swing arm and cavitation bubble collapse of pump indicate different objects, they have same physical significance, i. e., they all indicate the same physical phenomena of the absolute pressure of liquid less than its saturated vapor tension.

鹤管气阻与泵汽蚀所指的对象不同，但两者具有相同的物理意义，都是指当液体介质的绝对压力小于其实时饱和蒸气压时所体现的物理现象。

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When the man got vanilla, engine was still too hot for the vapor lock to dissipate.

当这人买香草冰激凌时, 发动机仍然太热不能驱散气阻.

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And then the possibility of vapor lock was increased because of the increased evaporation as the ethanol content in the gasoline.

由于乙醇的掺混，将增大混合燃料在发动机上产生气阻的可能性。

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Analyses on Vapor Lock of Swing Arm and Cavitation Bubble Collapse of Pump

鹤管气阻与泵汽蚀分析

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However, excessive boiling inside the cooling gallery would cause vapor lock failures and hot spots in heated components, which further affect the normal operation of the engine.

然而，过度的沸腾也可能导致冷却系统内气阻故障的发生或过热点的出现，以至影响到发动机的正常运行。

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According to the energy equilibrium equation, the pipeline fitting altitude equation avoiding vapor lock is deduced, and the contrast analyses to pump fitting altitude is done.

根据能量平衡方程，推导出吸入系统管道不发生气阻的安装高度方程，并与泵不发生汽蚀的安装高度方程进行了对比分析。

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Under the normal environment conditions, there was no fuel vapor lock in the engine using No. 2 light oil based fuel.

在正常环境条件下，燃用2号轻油基燃料的发动机及车辆不发生气阻；

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The vapor pressures of No. 1 and No. 3 light oil based fuels were higher than that of gasoline, when they were used in summer, the fuel vapor lock could be eliminated by using an electric fuel pump or a mechanical fuel pump with good performance.

3号轻油基燃料由于蒸气压较高，在夏季使用时采用电动燃油泵或性能良好的机械式燃油泵，可消除气阻。

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The Causes and Prevention Measures of Vapor Lock of Swing Arm for Unloading Oil

卸油鹤管气阻的产生及防治对策

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The paper expatiates the reasons of swing arm vapor lock and its avoiding measures presently, and analyzes the physical significance of the cavitation equation.

阐述了鹤管气阻的原因及目前解决的措施，分析了离心泵汽蚀方程的物理意义。

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In this article, the analysis on the causes and influence factors of vapor lock of railway swing arm for unloading oil are carried out, and a computational practical example is given.

分析了铁路卸油鹤管气阻产生的原因和影响因素，并给出了分析计算实例。

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