flash-over across terminals

简明释义

端间闪络

英英释义

例句

1.The engineer warned that a flash-over across terminals could lead to a complete system failure.

工程师警告说，跨接头的闪络可能导致系统完全故障。

2.During the inspection, we found evidence of a flash-over across terminals in the power supply unit.

在检查过程中，我们发现电源单元中有跨接头的闪络的证据。

3.The technician explained that a flash-over across terminals can cause significant damage to the equipment.

技术员解释说，跨接头的闪络可能会对设备造成重大损坏。

4.After the storm, there were reports of flash-over across terminals in several substations.

风暴过后，有报道称多个变电站出现了跨接头的闪络。

5.To prevent a flash-over across terminals, ensure that all connections are properly insulated.

为了防止发生跨接头的闪络，确保所有连接都得到适当绝缘。

作文

In the world of electrical engineering, understanding various phenomena is crucial for ensuring safety and efficiency. One such phenomenon is the flash-over across terminals, which can pose significant risks in both industrial and residential settings. This term refers to an electrical discharge that occurs when the voltage between two conductive terminals exceeds a certain threshold, leading to a sudden and uncontrolled flow of electricity. The implications of this event are profound, as it can result in equipment damage, fires, and even personal injury.To better grasp the concept of flash-over across terminals, it's essential to consider the conditions under which it occurs. Typically, this phenomenon arises in high-voltage systems where the insulation between terminals is compromised due to factors such as wear and tear, moisture, or contamination. When the insulation fails, the electrical potential difference can cause a breakdown of air or other insulating materials, allowing current to leap across the gap. This is not only dangerous but can also lead to catastrophic failures in electrical systems.Preventing flash-over across terminals requires rigorous maintenance and monitoring of electrical equipment. Regular inspections can help identify signs of deterioration in insulation materials. Additionally, implementing proper environmental controls, such as humidity management and pollution reduction, can significantly decrease the likelihood of this phenomenon occurring. Engineers also design systems with safety margins, ensuring that the voltage levels remain within safe limits to prevent flash-overs.In the event that a flash-over across terminals does occur, the consequences can be dire. Equipment may suffer irreversible damage, leading to costly repairs or replacements. Furthermore, the sudden surge of electricity can ignite flammable materials nearby, causing fires that endanger lives and property. Therefore, it is vital for individuals working with electrical systems to understand the risks associated with flash-overs and to take appropriate precautions.Education plays a key role in mitigating the risks of flash-over across terminals. Training programs for electricians and engineers should emphasize the importance of recognizing the signs of potential electrical failures and implementing preventive measures. By fostering a culture of safety and awareness, industries can reduce the frequency of these dangerous events.In conclusion, the phenomenon of flash-over across terminals is a serious concern in the field of electrical engineering. Understanding its causes, prevention methods, and consequences is essential for maintaining safe and efficient electrical systems. As technology advances and electrical demands increase, continued education and vigilance will be paramount in preventing flash-overs and ensuring the safety of both personnel and equipment.

在电气工程领域，理解各种现象对于确保安全和效率至关重要。其中一个现象是跨接头的闪络，它在工业和住宅环境中都可能带来重大风险。这个术语指的是当两个导电端子之间的电压超过某个阈值时发生的电气放电，导致电流突然且不受控制地流动。这个事件的影响深远，因为它可能导致设备损坏、火灾甚至人身伤害。为了更好地理解跨接头的闪络的概念，必须考虑发生这种现象的条件。通常，这种现象出现在高压系统中，当端子之间的绝缘因磨损、潮湿或污染等因素而受到损害时。绝缘失效时，电位差会导致空气或其他绝缘材料的击穿，使电流跨越间隙跳跃。这不仅危险，还可能导致电气系统的灾难性故障。防止跨接头的闪络需要对电气设备进行严格的维护和监控。定期检查可以帮助识别绝缘材料的劣化迹象。此外，实施适当的环境控制，如湿度管理和污染减少，可以显著降低这种现象发生的可能性。工程师还设计具有安全余量的系统，确保电压水平保持在安全范围内，以防止闪络。如果发生跨接头的闪络，后果可能是严重的。设备可能遭受不可逆转的损坏，导致昂贵的维修或更换。此外，电流的突然激增可能点燃附近的易燃材料，引发危及生命和财产的火灾。因此，了解与闪络相关的风险并采取适当的预防措施，对于从事电气系统工作的人来说至关重要。教育在减轻跨接头的闪络风险方面发挥着关键作用。电工和工程师的培训项目应强调识别潜在电气故障迹象和实施预防措施的重要性。通过培养安全和意识文化，行业可以减少这些危险事件的发生频率。总之，跨接头的闪络现象是电气工程领域的一个严重问题。理解其原因、预防方法和后果对于维护安全高效的电气系统至关重要。随着技术的发展和电气需求的增加，持续的教育和警惕将是防止闪络并确保人员和设备安全的关键。