terminal voltage drop

简明释义

终端电压降

英英释义

例句

1.During the load test, we observed a terminal voltage drop of 2 volts.

在负载测试中，我们观察到端电压降为2伏特。

2.A significant terminal voltage drop indicates a potential issue with the circuit.

显著的端电压降表明电路可能存在问题。

3.The terminal voltage drop can affect the efficiency of the power supply.

这端电压降会影响电源的效率。

4.To improve performance, we need to reduce the terminal voltage drop in the system.

为了提高性能，我们需要减少系统中的端电压降。

5.The technician measured the terminal voltage drop to ensure the battery was functioning properly.

技术人员测量了端电压降以确保电池正常工作。

作文

In the field of electrical engineering, understanding the concept of terminal voltage drop is crucial for the effective design and operation of electrical circuits. The term refers to the decrease in voltage that occurs when a load is connected to a power source, resulting in a difference between the voltage supplied by the source and the voltage available at the terminals of the load. This phenomenon can significantly impact the performance of electrical devices and systems, making it essential for engineers and technicians to grasp its implications.When a circuit is powered, the ideal scenario is that the voltage across the load remains constant and equal to the source voltage. However, due to internal resistance within the power source and the resistance of the connecting wires, the actual voltage delivered to the load is often lower than expected. This reduction in voltage is what we refer to as terminal voltage drop (端电压降). It can lead to various issues, such as reduced efficiency, overheating, and even failure of electrical components.One common example of terminal voltage drop can be observed in battery-operated devices. When a battery is new and fully charged, it provides a specific voltage output. However, as the battery discharges over time and under load, its internal resistance increases, leading to a greater terminal voltage drop (端电压降). This results in the device receiving less voltage than required for optimal performance, which can manifest as dimming lights, slower motors, or even complete shutdowns.Another scenario where terminal voltage drop becomes significant is in long-distance power transmission. High-voltage transmission lines are designed to minimize losses over distance; however, even with high voltage, there can still be a notable terminal voltage drop (端电压降) due to line resistance. Engineers must calculate these drops to ensure that the voltage at the receiving end remains within acceptable limits, thereby maintaining the reliability of power delivery to homes and industries.To mitigate the effects of terminal voltage drop, various strategies can be employed. One approach is to use thicker wires for connections, as this reduces resistance and subsequently minimizes voltage drop. Additionally, using higher voltage levels for transmission can help reduce the terminal voltage drop (端电压降) since higher voltage systems can carry the same power with lower current, thus reducing resistive losses.Furthermore, implementing voltage regulation devices, such as transformers and voltage stabilizers, can also help maintain a stable voltage at the load despite variations in supply or demand. These devices can adjust the voltage levels dynamically, compensating for any terminal voltage drop (端电压降) that may occur due to changing load conditions.In conclusion, the concept of terminal voltage drop is fundamental in understanding how electrical systems operate under load. It emphasizes the importance of considering internal resistances and the physical limitations of materials used in electrical circuits. By recognizing the factors that contribute to terminal voltage drop (端电压降) and employing effective strategies to manage it, engineers can enhance the performance and reliability of electrical systems, ensuring that devices function optimally and efficiently. This knowledge is not only vital for professionals in the field but also beneficial for anyone interested in the workings of electrical technology.

在电气工程领域，理解端电压降的概念对电路的有效设计和操作至关重要。这个术语指的是当负载连接到电源时，发生的电压下降，导致电源提供的电压与负载端可用的电压之间的差异。这种现象可能会显著影响电气设备和系统的性能，因此工程师和技术人员必须掌握其含义。当电路通电时，理想的情况是负载上的电压保持恒定并等于源电压。然而，由于电源内部电阻和连接电缆的电阻，实际提供给负载的电压往往低于预期。这种电压的降低就是我们所称的端电压降（terminal voltage drop）。它可能导致各种问题，例如效率降低、过热，甚至电气元件的故障。一个常见的端电压降的例子可以在电池供电的设备中观察到。当电池是新的并且完全充电时，它提供特定的电压输出。然而，随着电池随时间放电并在负载下，其内部电阻增加，导致更大的端电压降（terminal voltage drop）。这导致设备接收的电压低于最佳性能所需的电压，这可以表现为灯光变暗、电机速度减慢，甚至完全关闭。另一个端电压降变得重要的场景是在远距离电力传输中。高压输电线路旨在最小化距离上的损耗；然而，即使在高电压下，由于线路电阻，仍然可能出现显著的端电压降（terminal voltage drop）。工程师必须计算这些下降，以确保接收端的电压保持在可接受的范围内，从而维持对家庭和工业的可靠电力供应。为了减轻端电压降的影响，可以采用各种策略。一种方法是使用较厚的电缆进行连接，因为这可以降低电阻，从而最小化电压降。此外，使用更高的电压水平进行传输也可以帮助减少端电压降（terminal voltage drop），因为更高电压的系统可以以较低的电流传输相同的功率，从而减少电阻损失。此外，实施电压调节设备，如变压器和电压稳定器，也可以帮助在负载变化时保持负载的稳定电压，尽管供电或需求发生变化。这些设备可以动态调整电压水平，补偿由于负载条件变化可能发生的任何端电压降（terminal voltage drop）。总之，端电压降的概念对于理解电气系统在负载下的运行至关重要。它强调了考虑内部电阻和电气电路中使用材料的物理限制的重要性。通过认识到导致端电压降（terminal voltage drop）的因素并采用有效的管理策略，工程师可以增强电气系统的性能和可靠性，确保设备以最佳和高效的方式运行。这一知识不仅对该领域的专业人士至关重要，对任何对电气技术运作感兴趣的人也是有益的。