positive ovality

简明释义

正椭圆度

英英释义

例句

1.A positive ovality 正椭圆度 can lead to uneven wear on machinery components over time.

随着时间的推移，正椭圆度 正椭圆度可能导致机械部件的不均匀磨损。

2.The manufacturer adjusted the design to minimize positive ovality 正椭圆度 in future batches.

制造商调整了设计，以减少未来批次中的正椭圆度 正椭圆度。

3.During the quality inspection, we found that the cylinder had positive ovality 正椭圆度 beyond acceptable limits.

在质量检查中，我们发现气缸的正椭圆度 正椭圆度超出了可接受的范围。

4.The engineer reported that the pipe showed a slight positive ovality 正椭圆度, which could affect flow rates.

工程师报告说管道显示出轻微的正椭圆度 正椭圆度，这可能会影响流量。

5.The testing results indicated a positive ovality 正椭圆度 of 0.5 mm, which is higher than the standard.

测试结果显示正椭圆度 正椭圆度为0.5毫米，超过了标准。

作文

In the realm of engineering and manufacturing, precision is paramount. One of the critical factors that engineers must consider when designing components is the shape and dimensions of those components. Among various geometric parameters, ovality plays a significant role in determining the functionality and performance of cylindrical objects such as pipes, tubes, and shafts. Specifically, the term positive ovality refers to a condition where the cross-section of a cylindrical object deviates from a perfect circle, resulting in an elongated or elliptical shape. This deviation can have profound implications on the mechanical properties and behavior of the material under stress.Understanding positive ovality is essential for several reasons. Firstly, it affects the fit and assembly of parts in mechanical systems. For example, when two cylindrical components are designed to fit together, any degree of ovality can lead to misalignment or uneven wear. In industries such as automotive and aerospace, where precision engineering is crucial, even a slight positive ovality can result in significant operational issues, including increased friction, heat generation, and potential failure of the components.Secondly, positive ovality can influence fluid dynamics within pipes and tubes. When the inner surface of a pipe exhibits ovality, the flow of fluids can become turbulent, leading to inefficiencies and pressure drops. This is particularly important in applications such as oil and gas transportation, where maintaining optimal flow rates is critical for operational efficiency. Engineers must account for positive ovality during the design phase to ensure that the final product meets the necessary performance standards.Moreover, the manufacturing processes used to create cylindrical components can also contribute to positive ovality. Techniques such as extrusion, forging, and machining may introduce variations in shape due to tool wear, material inconsistencies, or improper settings. Therefore, quality control measures must be implemented to monitor and mitigate the effects of ovality during production. This can include using advanced measurement techniques such as laser scanning or coordinate measuring machines (CMM) to ensure that the components meet specified tolerances.In conclusion, positive ovality is a critical consideration in engineering and manufacturing that cannot be overlooked. It affects the performance, efficiency, and longevity of cylindrical components across various industries. By understanding the implications of positive ovality, engineers can design better systems, implement more effective quality control measures, and ultimately improve the reliability of their products. As technology advances and industries evolve, the importance of precise geometric tolerances will only continue to grow, making the study of shapes like positive ovality increasingly relevant.

在工程和制造领域，精度至关重要。工程师在设计组件时必须考虑的关键因素之一是这些组件的形状和尺寸。在各种几何参数中，椭圆度在确定圆柱形物体（如管道、管子和轴）的功能和性能方面起着重要作用。具体而言，术语positive ovality指的是圆柱形物体的横截面偏离完美圆形的状态，导致其呈现出拉长或椭圆的形状。这种偏差可能对材料在应力下的机械性能和行为产生深远的影响。理解positive ovality至关重要，原因有几个。首先，它影响机械系统中零件的配合和组装。例如，当两个圆柱形组件设计为相互配合时，任何程度的椭圆度都可能导致错位或不均匀磨损。在汽车和航空航天等行业中，精密工程至关重要，即使是轻微的positive ovality也可能导致显著的操作问题，包括增加摩擦、发热和潜在的组件故障。其次，positive ovality还会影响管道和管子内的流体动力学。当管道的内表面出现椭圆度时，流体的流动可能变得湍流，这会导致效率降低和压力下降。这在油气运输等应用中尤为重要，因为保持最佳流量对于运营效率至关重要。工程师必须在设计阶段考虑positive ovality，以确保最终产品符合必要的性能标准。此外，用于制造圆柱形组件的工艺也可能导致positive ovality。挤压、锻造和机械加工等技术可能由于工具磨损、材料不一致或设置不当而引入形状变化。因此，必须实施质量控制措施，以监测和减轻生产过程中椭圆度的影响。这可以包括使用激光扫描或坐标测量机（CMM）等先进测量技术，以确保组件符合规定的公差。总之，positive ovality是工程和制造中不可忽视的关键考虑因素。它影响各个行业圆柱形组件的性能、效率和耐用性。通过理解positive ovality的影响，工程师可以设计更好的系统，实施更有效的质量控制措施，从而最终提高产品的可靠性。随着技术的进步和行业的发展，对精确几何公差的重视将只会继续增长，使得对像positive ovality这样的形状的研究变得越来越相关。