terminal voltage

简明释义

终端电压

英英释义

例句

1.When the load increases, the terminal voltage may drop due to internal resistance.

当负载增加时，由于内部电阻，端电压可能会下降。

2.The terminal voltage of the battery is measured to ensure it meets the required specifications.

为了确保电池符合所需规格，测量了其端电压。

3.The terminal voltage can vary with temperature changes in the environment.

环境温度变化可能导致端电压波动。

4.Engineers must monitor the terminal voltage during tests to avoid equipment damage.

工程师在测试期间必须监控端电压以避免设备损坏。

5.To calculate the power output, you need to know the terminal voltage and current.

要计算功率输出，您需要知道端电压和电流。

作文

The concept of terminal voltage is crucial in the study of electrical circuits and battery technology. In simple terms, terminal voltage refers to the voltage output of a battery or other power source when it is connected to a load. This value can vary depending on several factors, including the internal resistance of the battery, the current being drawn, and the state of charge of the battery. Understanding terminal voltage is essential for anyone involved in electronics or electrical engineering, as it affects the performance and efficiency of devices that rely on batteries or power supplies.When a battery is at rest, its terminal voltage is at its maximum level. However, as soon as a load is connected, the voltage drops due to the internal resistance of the battery. This phenomenon can be observed in many everyday applications, such as when a flashlight dims as the batteries deplete. The relationship between the load current and terminal voltage can be described by Ohm's law, which states that the voltage across a conductor is equal to the current flowing through it multiplied by the resistance. In a battery, the internal resistance adds complexity to this relationship, as it causes the terminal voltage to decrease as the current increases.Moreover, the terminal voltage is also influenced by the chemistry of the battery. Different types of batteries, such as alkaline, lithium-ion, and lead-acid, have distinct characteristics that affect their terminal voltage. For instance, a fully charged lithium-ion battery typically has a terminal voltage of about 4.2 volts, while a lead-acid battery may have a terminal voltage of around 12.6 volts when fully charged. As the battery discharges, the terminal voltage will drop to a specific cut-off voltage, which varies by battery type. Knowing these values is critical for designing circuits that require specific voltage levels.In practical applications, engineers often need to consider the terminal voltage when designing systems that depend on batteries. For example, in electric vehicles, the terminal voltage of the battery pack must be carefully managed to ensure optimal performance and longevity. If the terminal voltage drops too low, the vehicle may not operate efficiently or could even stop functioning altogether. Therefore, monitoring the terminal voltage is vital for maintaining the health of the battery and ensuring the reliability of the vehicle.In conclusion, understanding the concept of terminal voltage is fundamental for anyone working with electrical devices. It influences how batteries perform under load and is affected by various factors, including internal resistance and battery chemistry. By grasping the implications of terminal voltage, engineers and technicians can design more efficient systems that maximize the performance of batteries and other power sources. As technology continues to advance, the importance of managing terminal voltage will only grow, making it an essential topic for future innovations in energy storage and electrical engineering.

“端电压”这个概念在电路和电池技术的研究中至关重要。简单来说，“端电压”指的是当电池或其他电源连接到负载时的电压输出。这个值会因多个因素而变化，包括电池的内阻、所抽取的电流以及电池的充电状态。理解“端电压”对任何涉及电子学或电气工程的人来说都是必要的，因为它影响依赖于电池或电源的设备的性能和效率。当电池处于静止状态时，它的“端电压”处于最大水平。然而，一旦连接了负载，电压由于电池的内阻而下降。这种现象在许多日常应用中都可以观察到，例如当手电筒的电池耗尽时，光线会变暗。负载电流与“端电压”之间的关系可以用欧姆定律来描述，即导体两端的电压等于流过它的电流乘以电阻。在电池中，内阻使这种关系变得复杂，因为它导致“端电压”在电流增加时下降。此外，“端电压”还受到电池化学性质的影响。不同类型的电池，如碱性电池、锂离子电池和铅酸电池，具有不同的特性，这些特性会影响它们的“端电压”。例如，完全充电的锂离子电池的“端电压”通常约为4.2伏，而铅酸电池在完全充电时可能有大约12.6伏的“端电压”。随着电池放电，“端电压”将降至特定的截止电压，这一数值因电池类型而异。了解这些值对于设计需要特定电压水平的电路至关重要。在实际应用中，工程师常常需要在设计依赖于电池的系统时考虑“端电压”。例如，在电动车中，电池组的“端电压”必须得到仔细管理，以确保最佳性能和使用寿命。如果“端电压”降得太低，车辆可能无法高效运行，甚至可能完全停止工作。因此，监测“端电压”对于保持电池的健康和确保车辆的可靠性至关重要。总之，理解“端电压”的概念对于任何从事电气设备工作的人来说都是基础。它影响电池在负载下的性能，并受到内部阻抗和电池化学成分等多种因素的影响。通过掌握“端电压”的含义，工程师和技术人员可以设计出更高效的系统，最大限度地提高电池和其他电源的性能。随着技术的不断进步，管理“端电压”的重要性只会增加，使其成为未来能源储存和电气工程创新的一个重要话题。