instantaneous relay

简明释义

瞬时继电器

英英释义

例句

1.The technician replaced the faulty instantaneous relay 瞬时继电器 to restore normal operation.

技术人员更换了故障的瞬时继电器以恢复正常操作。

2.During the simulation, the instantaneous relay 瞬时继电器 successfully detected the short circuit.

在模拟过程中，瞬时继电器成功检测到了短路。

3.In our power distribution system, the instantaneous relay 瞬时继电器 ensures rapid response to overloads.

在我们的电力分配系统中，瞬时继电器确保对过载的快速响应。

4.For safety reasons, the instantaneous relay 瞬时继电器 is designed to trip immediately during a fault.

出于安全原因，瞬时继电器设计为在故障发生时立即跳闸。

5.The engineer explained how the instantaneous relay 瞬时继电器 operates in the electrical circuit.

工程师解释了如何在电路中操作瞬时继电器。

作文

In the field of electrical engineering, the term instantaneous relay refers to a specific type of protective device that operates without any intentional time delay. These relays are crucial in ensuring the safety and reliability of electrical systems by quickly detecting faults and initiating corrective actions. The primary function of an instantaneous relay is to provide immediate disconnection of electrical circuits when abnormal conditions arise, such as short circuits or overloads. This rapid response is essential in preventing damage to equipment and minimizing the risk of electrical fires.The operation of an instantaneous relay is based on the principle of electromagnetic induction. When a fault occurs, the current flowing through the relay coil increases significantly. This surge in current generates a magnetic field strong enough to activate the relay contacts almost instantaneously. Unlike other types of relays that may have a time delay to allow for transient conditions, the instantaneous relay acts immediately, ensuring that the circuit is interrupted as quickly as possible.One of the key advantages of using an instantaneous relay is its ability to enhance the overall protection of electrical systems. In industrial settings, where large machinery and sensitive equipment are in operation, the speed of response can mean the difference between a minor disruption and a catastrophic failure. For instance, if a motor experiences a sudden overload, an instantaneous relay will cut off the power supply before any significant damage occurs, thereby preserving the integrity of the system and preventing costly repairs.Furthermore, instantaneous relays are often employed in conjunction with other protective devices to create a comprehensive safety net for electrical installations. They can work alongside time-delay relays, which may be used for less critical applications, ensuring that both immediate and gradual faults are addressed effectively. This layered approach to protection helps to safeguard not only the equipment but also the personnel working in proximity to potentially hazardous electrical systems.In conclusion, the instantaneous relay plays a vital role in modern electrical engineering by providing fast and reliable protection against faults. Its ability to operate without delay makes it an indispensable component in various applications, from industrial machinery to residential electrical systems. As technology continues to advance, the design and functionality of instantaneous relays are likely to evolve, leading to even more efficient and effective solutions for electrical safety. Understanding the significance of this device is essential for anyone involved in the maintenance and operation of electrical systems, as it directly impacts the safety and reliability of these installations.

在电气工程领域，术语瞬时继电器指的是一种特定类型的保护装置，它在没有任何故意时间延迟的情况下运行。这些继电器在确保电气系统的安全性和可靠性方面至关重要，通过快速检测故障并启动纠正措施。瞬时继电器的主要功能是在异常情况发生时，如短路或过载，立即断开电路。这种快速响应对于防止设备损坏和最小化电气火灾风险是必不可少的。瞬时继电器的操作基于电磁感应原理。当发生故障时，流经继电器线圈的电流显著增加。这一电流激增产生的磁场足够强大，可以几乎瞬时地激活继电器触点。与其他可能具有时间延迟的继电器不同，瞬时继电器会立即采取行动，确保电路尽快中断。使用瞬时继电器的一个主要优点是它能够增强电气系统的整体保护。在工业环境中，当大型机械和敏感设备运行时，响应速度可能意味着小故障和灾难性故障之间的区别。例如，如果电动机经历了突然的过载，瞬时继电器将在任何重大损坏发生之前切断电源，从而保持系统的完整性并防止昂贵的维修。此外，瞬时继电器通常与其他保护装置一起使用，以创建电气安装的全面安全网。它们可以与时间延迟继电器协同工作，后者可能用于不太关键的应用，确保有效解决瞬时和渐进故障。这种分层的保护方法有助于保护设备以及在潜在危险的电气系统附近工作的人员。总之，瞬时继电器在现代电气工程中发挥着至关重要的作用，通过提供快速可靠的故障保护。它能够在没有延迟的情况下运行，使其成为各种应用中不可或缺的组件，从工业机械到住宅电气系统。随着技术的不断进步，瞬时继电器的设计和功能可能会演变，导致更高效、更有效的电气安全解决方案。了解这种设备的重要性对于任何参与电气系统维护和操作的人来说都是必不可少的，因为它直接影响到这些安装的安全性和可靠性。