hold-over coil

简明释义

蓄冷盘管

英英释义

例句

1.The hold-over coil 保持线圈 acts as a temporary energy storage device in the power supply.

在电源中，hold-over coil 保持线圈作为临时能量存储装置。

2.To prevent overheating, the engineers installed a robust hold-over coil 保持线圈 in the circuit design.

为了防止过热，工程师在电路设计中安装了一个坚固的hold-over coil 保持线圈。

3.The technician replaced the faulty component in the system, ensuring that the new hold-over coil 保持线圈 was properly calibrated.

技术人员更换了系统中的故障组件，确保新的hold-over coil 保持线圈经过正确校准。

4.After replacing the old hold-over coil 保持线圈, the system showed a remarkable increase in performance.

更换旧的hold-over coil 保持线圈后，系统性能显著提升。

5.During the maintenance check, we discovered that the hold-over coil 保持线圈 had significantly improved the efficiency of the heating system.

在维护检查中，我们发现hold-over coil 保持线圈显著提高了加热系统的效率。

作文

In the realm of electrical engineering and circuit design, various components play crucial roles in ensuring the efficiency and functionality of electronic devices. One such component that often comes up in discussions about inductive loads is the hold-over coil. This term refers to a type of coil used primarily in relays and contactors to maintain the magnetic field after the initial power supply has been removed. Understanding the function and application of the hold-over coil is essential for anyone involved in designing or troubleshooting electrical systems.The hold-over coil operates on the principle of electromagnetic induction. When current flows through the coil, it generates a magnetic field that can activate a switch or relay. However, once the power is turned off, the magnetic field dissipates quickly, which can cause the connected device to lose its state abruptly. To combat this issue, engineers have developed the hold-over coil, which retains the magnetic field for a short duration even after the power supply is cut off.This feature is particularly beneficial in applications where a momentary interruption in power could lead to undesirable outcomes, such as in safety systems or automated machinery. For instance, in an industrial setting, if a machine stops operating suddenly due to a power outage, it may need to resume operations without manual intervention when power is restored. The hold-over coil allows the machine's control system to remain in the last known state, thus facilitating a smoother transition back to operation.Moreover, the design of a hold-over coil can vary depending on the specific requirements of the application. Factors such as the coil's resistance, inductance, and the materials used in its construction can significantly impact its performance. Engineers must carefully consider these parameters to ensure that the hold-over coil functions optimally within the desired specifications.In addition to industrial applications, hold-over coils are also found in consumer electronics. Many modern appliances utilize this technology to enhance user experience and safety. For example, washing machines may employ hold-over coils in their control circuits to remember the last selected settings, allowing users to resume their washing cycles without needing to reprogram the device each time.Despite their advantages, hold-over coils are not without limitations. The duration for which they can hold the magnetic field is finite, and this can vary based on factors such as temperature and the coil's design. Consequently, engineers must assess the specific needs of their designs to determine whether a hold-over coil is the best solution or if alternative methods should be considered.In conclusion, the hold-over coil is a vital component in many electrical systems, providing a mechanism for maintaining state after power loss. Its applications span a wide range of industries, from manufacturing to consumer electronics, highlighting its versatility and importance. As technology continues to evolve, the role of the hold-over coil may expand further, leading to more innovative solutions in the field of electrical engineering. By understanding and mastering the concept of the hold-over coil, engineers and technicians can improve the reliability and efficiency of their designs, ultimately contributing to better-performing electronic devices and systems.

在电气工程和电路设计领域，各种组件在确保电子设备的效率和功能方面发挥着至关重要的作用。其中一个常常在有关感性负载的讨论中出现的组件是保持线圈。这个术语指的是一种主要用于继电器和接触器的线圈，旨在在初始电源被切断后保持磁场。理解保持线圈的功能和应用对于任何参与电气系统设计或故障排除的人来说都是至关重要的。保持线圈的工作原理基于电磁感应。当电流通过线圈时，它会产生一个磁场，可以激活开关或继电器。然而，一旦电源关闭，磁场会迅速消散，这可能导致连接设备状态的突然丧失。为了应对这个问题，工程师们开发了保持线圈，它可以在电源切断后短时间内保持磁场。这一特性在电源中断可能导致不良后果的应用中尤为有利，例如在安全系统或自动化机械中。例如，在工业环境中，如果由于停电而机器突然停止运行，当电源恢复时，它可能需要在没有人工干预的情况下恢复操作。保持线圈允许机器的控制系统保持在最后已知状态，从而促进了更顺利的恢复过程。此外，保持线圈的设计可以根据具体应用的要求而有所不同。线圈的电阻、感抗以及其构造所用材料等因素都可能显著影响其性能。工程师必须仔细考虑这些参数，以确保保持线圈在所需规格内最佳工作。除了工业应用，保持线圈也出现在消费电子产品中。许多现代家电利用这项技术来增强用户体验和安全性。例如，洗衣机可能在其控制电路中使用保持线圈来记住上次选择的设置，使用户在每次使用时无需重新编程即可继续洗涤周期。尽管有其优点，保持线圈也并非没有局限性。它能够保持磁场的持续时间是有限的，并且可能会因温度和线圈的设计而有所不同。因此，工程师必须评估其设计的具体需求，以确定保持线圈是否是最佳解决方案，或者是否应考虑其他方法。总之，保持线圈是许多电气系统中的重要组件，提供了一种在电源丧失后保持状态的机制。它的应用涵盖了从制造到消费电子的广泛领域，突显了其多样性和重要性。随着技术的不断发展，保持线圈的角色可能进一步扩展，从而在电气工程领域带来更多创新解决方案。通过理解和掌握保持线圈的概念，工程师和技术人员可以提高其设计的可靠性和效率，最终促进电子设备和系统的更佳性能。