Forming crucial technology of needle-like famous teas by steaming;
蒸青针形名茶造型关键技术
The effect factors of needle shape nozzle's output power have many to do with the choice of the nozzle structure and jet pressure.
讨论了针形喷嘴结构、压力等改变对其输出功率的影响 ,在实验的基础上详细分析了诸因素——喷嘴的直径、长径比、入口角与出口扩散角对喷嘴输出功率的作用结果 ,从而获得最佳输出功率的喷嘴结构参数。
A series of experiments were carried out to investigate the broken length and the size of broken liquid drop, aimed at the main structural parameter of needle shape nozzle.
本文针对针形喷嘴的主要结构参数,对射流破碎长度和破碎液滴的尺寸进行了一系列的实验研究,得出了针形喷嘴的主要几何参数与射流破碎长度之间的关系,以及射流破碎后的液滴情况,为针形喷嘴的设计提供了依据。
This paper briefly analyzes the accident of failure of fuel oil injection of single cylinder in the main engine,which caused by needle valve sticking in the injector pump.
分析了某船主机由于喷油泵针形阀故障造成单缸停油的事故,并提出应对措施,以期同行们能从中吸取教训,避免类似事故发生。
With respect to two different configuarations of high fin pin tube an experimental study was conducted in a low speed wind tunnel of the characteristics of heat transfer and pressure drop of one row/one pin fin tubes.
在一低速风洞中，针对两种不同形状的高肋针形管进行了单排管／单管传热及阻力性能的试验研究，获得了相应的阻力及传热准则关系，并将其与光管及低肋针形管进行了性能比较，为工业设计应用提供了有价值的数据。