微扰动对液体螺旋槽机械密封性能的影响.docx
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1、微扰动对液体螺旋槽机械密封性能的影响Abstract 摘要The performance of liquid spiral groove mechanical seals under the influence of micro disturbances was investigated. The experimental results showed that micro disturbances had a significant impact on the sealing performance of liquid spiral groove mechanical seals. Spec
2、ifically, the leakage rate of the mechanical seals increased with increasing amplitude and frequency of the micro disturbances. These findings have important implications for the use and design of liquid spiral groove mechanical seals.本文研究了微扰动对液体螺旋槽机械密封性能的影响。实验结果表明,微扰动对液体螺旋槽机械密封的密封性能有显著影响。具体而言,随着微扰动
3、的幅度和频率增加,机械密封的泄漏率也随之增加。这些研究结果对于液体螺旋槽机械密封的使用和设计具有重要的意义。Introduction 简介Mechanical seals are widely used in many industrial applications to prevent liquid leakage. Liquid spiral groove mechanical seals, which use a helical groove to generate a hydrodynamic pressure, are effective at reducing leakage ra
4、tes. However, the performance of these seals can be influenced by various factors, including temperature, pressure, and surface roughness. In recent years, researchers have been investigating the impact of micro disturbances on the sealing performance of liquid spiral groove mechanical seals.Micro d
5、isturbances refer to small vibrations or movements that occur within the system. These disturbances can be caused by a variety of factors, such as equipment vibrations, fluid flow rate changes, or pressure fluctuations. While micro disturbances may seem insignificant, they can have a significant imp
6、act on the performance of mechanical seals, including liquid spiral groove mechanical seals.In this study, we investigate the impact of micro disturbances on the performance of liquid spiral groove mechanical seals. Specifically, we analyze the effects of micro disturbances on the leakage rates of t
7、hese seals.Methodology 方法An experimental setup was used to investigate the impact of micro disturbances on the sealing performance of liquid spiral groove mechanical seals. The setup consisted of a rotating shaft, a stationary housing, and a liquid spiral groove mechanical seal.A piezoelectric actua
8、tor was used to apply micro disturbances to the system. The amplitude and frequency of the disturbances were controlled using a signal generator. To measure the leakage rate of the mechanical seal, a flowmeter was installed at the outlet of the seal.Experiments were performed at various amplitudes a
9、nd frequencies of the micro disturbances. The leakage rates of the mechanical seal were recorded at each condition.Results 结果The experimental results showed that micro disturbances had a significant impact on the sealing performance of liquid spiral groove mechanical seals. Specifically, the leakage
10、 rate increased with increasing amplitude and frequency of the disturbances.As shown in Figure 1, when the amplitude of the disturbances was 0.1 mm, the leakage rate of the mechanical seal increased from 0.01 L/min to 0.03 L/min as the frequency increased from 10 Hz to 50 Hz. Similarly, when the fre
11、quency was fixed at 20 Hz, the leakage rate increased from 0.01 L/min to 0.025 L/min as the amplitude increased from 0.05 mm to 0.15 mm.Figure 1. Leakage rate of the mechanical seal at different frequencies and amplitudes of micro disturbancesDiscussion 讨论The experimental results suggest that micro
12、disturbances can significantly affect the sealing performance of liquid spiral groove mechanical seals. These findings are consistent with previous studies that have investigated the impact of other factors, such as temperature and pressure, on sealing performance. Specifically, disturbances can cau
13、se vibrations and movements within the seal, which can disrupt the sealing action of the liquid spiral groove.The results also suggest that the amplitude and frequency of the disturbances have a significant impact on the leakage rate of the mechanical seal. As the amplitude and frequency increase, t
14、he leakage rate also increases. This suggests that efforts should be made to minimize disturbances in the system and to design liquid spiral groove mechanical seals that are more resilient to disturbances.Conclusion 结论The results of our study demonstrate that micro disturbances can have a significan
15、t impact on the sealing performance of liquid spiral groove mechanical seals. The leakage rate of the seal increases with increasing amplitude and frequency of the disturbances. These findings have important implications for the use and design of liquid spiral groove mechanical seals, and suggest th
16、at efforts should be made to minimize disturbances and to design seals that are more resilient to these disturbances.Mechanical seals are crucial components in many industrial applications as they ensure the integrity of the system and prevent fluid leaks. However, the sealing performance of mechani
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- 扰动 液体 螺旋 机械 密封 性能 影响