impeller clearance

简明释义

叶轮间隙

英英释义

例句

1.During the installation, we adjusted the impeller clearance for better flow rates.

在安装过程中，我们调整了叶轮间隙以获得更好的流量。

2.An incorrect impeller clearance can lead to cavitation in the pump.

不正确的叶轮间隙可能导致泵内气蚀。

3.The technician measured the impeller clearance to ensure optimal pump performance.

技术员测量了叶轮间隙以确保泵的最佳性能。

4.Regular maintenance checks should include the impeller clearance to prevent wear.

定期维护检查应包括叶轮间隙以防止磨损。

5.A smaller impeller clearance can increase the efficiency of the turbine.

较小的叶轮间隙可以提高涡轮的效率。

作文

The term impeller clearance refers to the space between the impeller and the casing in a pump or turbine. This clearance is crucial for ensuring optimal performance and efficiency of the machine. When designing a pump, engineers must carefully calculate the impeller clearance to prevent issues such as cavitation, excessive wear, and energy loss. Cavitation occurs when vapor bubbles form in the liquid due to low pressure, and these bubbles can implode violently, causing damage to the impeller and other components. Therefore, maintaining an appropriate impeller clearance is essential to avoid such problems.In many applications, the ideal impeller clearance varies based on the type of fluid being pumped, the operating conditions, and the specific design of the pump. For instance, in centrifugal pumps, a smaller impeller clearance may be beneficial for achieving higher efficiencies, while in certain slurry applications, a larger clearance might be necessary to accommodate the solid particles present in the fluid. Understanding the relationship between the impeller clearance and the performance of the pump is vital for engineers and operators alike.Moreover, the impeller clearance can change over time due to wear and tear or thermal expansion. Regular maintenance checks are important to monitor this clearance and make adjustments as needed. If the clearance becomes too large, it can lead to reduced efficiency and increased power consumption. Conversely, if the clearance is too small, it can cause the impeller to rub against the casing, leading to premature failure of the pump components.In summary, the concept of impeller clearance is integral to the design and operation of pumps and turbines. It directly affects the performance, efficiency, and longevity of the equipment. Engineers must pay close attention to this parameter during both the design phase and throughout the operational life of the machinery to ensure that it functions optimally and reliably. Proper management of impeller clearance not only enhances the performance of the system but also contributes to the overall sustainability and cost-effectiveness of industrial operations.

术语impeller clearance指的是泵或涡轮中叶轮与外壳之间的间隙。这个间隙对于确保机器的最佳性能和效率至关重要。在设计泵时，工程师必须仔细计算impeller clearance，以防止出现气蚀、过度磨损和能量损失等问题。气蚀发生在液体因低压而形成蒸汽泡时，这些气泡可能会猛烈地崩溃，导致叶轮和其他组件受损。因此，保持适当的impeller clearance是避免此类问题的关键。在许多应用中，理想的impeller clearance因被泵送的流体类型、操作条件和泵的具体设计而异。例如，在离心泵中，较小的impeller clearance可能有利于实现更高的效率，而在某些浆料应用中，可能需要较大的间隙以适应流体中存在的固体颗粒。理解impeller clearance与泵性能之间的关系对于工程师和操作员都是至关重要的。此外，由于磨损或热膨胀，impeller clearance可能会随着时间的推移而变化。定期维护检查对于监测此间隙并根据需要进行调整非常重要。如果间隙变得过大，可能会导致效率降低和功耗增加。相反，如果间隙过小，可能会导致叶轮与外壳摩擦，从而导致泵组件的提前故障。总之，impeller clearance的概念对泵和涡轮的设计和操作至关重要。它直接影响设备的性能、效率和使用寿命。工程师必须在设计阶段以及整个机械的操作生命周期中密切关注这一参数，以确保其最佳和可靠的运行。妥善管理impeller clearance不仅可以提高系统的性能，还可以为工业运营的可持续性和成本效益做出贡献。