Secondly, if the two-segment closing law, the guide vanes close slowly first and then faster, only one pressure peak will be left.
当机组采用先慢后快的两段折线式导叶关闭规律时，蜗壳进口压力只有单峰。
Calculations showed that: with the guide vanes, the high-pressure water would have tangential velocity after it went through the nozzle and form more obvious swirling jet.
计算结果表明：使用导流叶片后，高压水通过喷嘴后具有了切向速度，并形成了较为明显的旋转射流。
The water pressure at the entrance of draft tube rises in the process of load rejection, but the pressure behind the guide vanes drops rapidly following the closing of operation.
总体来说，尾水管进口断面水压在甩负荷过程中是升高的，而导叶后断面的水压随导叶关闭急剧下降。
INLET GUIDE VANES, a fixed set of blades in front of an engine compressor for directing airflow to the compressor.
进口导向叶片，发动机压气机前的一组固定叶片，用以引导气流进人压气机。
Guide vanes have inhibiting device, and the guide vane which has been cut off will not spin in order to avoid collisions with other guide vanes.
导叶设有限位装置，剪断销剪断的导叶不能随意转动，避免与其他导叶碰撞。
A computer program is developed to calculate the flow field around the guide cascades with arbitrary ratio of stay and guide vanes.
编制的计算机程序可用于计算固定导叶与活动导叶不同排比的流场。
Through careful simulation and test, the conventional linear guide vanes have been replaced by flexural ones.
经过精心的模拟和测试，传统的直线型导叶已经被歪曲流线型导叶所取代。
The temperature distribution of the nozzle guide vanes are affected greatly by the flow and heat transfer of the internal cooling passages.
涡轮叶片内部冷却特性直接影响到叶片的壁面温度分布，必须对其展开详细的研究。
The variable angle guide vanes have been widely used for decreasing specific fuel consumption of the civil turbines.
为降低涡轮机的燃油消耗率，在民用动力装置的涡轮中广泛地采用了可旋导向叶片的结构。
The hydraulic design of diversion components and guiding device which are composed by volute, stay vanes and guide vanes is very important to the performance of hydraulic turbine.
蜗壳、固定导叶和活动导叶组成的引水、导水部件的水力设计对水轮机性能有着举足轻重的作用。
The stator assembly has a motor coil with an iron core and outflow guide vanes.
定子装有带铁心的电机线圈和出口导叶。
The realization of full automatic control functions, such as anti-surge adjustment, adjustment of inlet guide vanes is analyzed in detail.
详细分析了防喘振调节，入口导叶调节等全自动控制的实现。
For special structural parts, such as guide vanes and elbows etc., the critical pressure has been determined by using the finite element method.
对导叶弯头等特殊结构部件，应用有限元法确定了临界压力。
Upgrade the quality and efficiency in machining turbine guide vanes.
提高了加工质量和生产效率。
It is applicable to rotating and stationary components that work in the harsh environment, such as the combustion chamber, turbine blades, turbine guide vanes, etc.
适用于旋转件和静止件，在恶劣环境中工作的部件，如燃烧室，涡轮叶片，导向叶片等。
The high pressure and low pressure rotors can rotate either in the same or opposite directions. Research about aerodynamics of turbine with or without guide vanes are conducted.
它可以允许轴流式涡轮高低压转子对转或同向旋转，对有或无导叶涡轮进行气动方面的研究工作。
The exit flow fields of a turbine cascade with or without the front guide vanes were investigated.
详细测量了平行进口端壁附面层与设前导叶两种进口条件下某涡轮叶栅的出口流场。
The exit flow fields of a turbine cascade with or without the front guide vanes were investigated.
详细测量了平行进口端壁附面层与设前导叶两种进口条件下某涡轮叶栅的出口流场。
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