active voltage

简明释义

有功电压

英英释义

例句

1.The engineer measured the active voltage to ensure the circuit was functioning properly.

工程师测量了有效电压以确保电路正常工作。

2.Adjusting the transformer can help stabilize the active voltage output.

调整变压器可以帮助稳定有效电压输出。

3.Monitoring active voltage levels is crucial for maintaining equipment efficiency.

监测有效电压水平对于维护设备效率至关重要。

4.To calculate power consumption, you need to know the active voltage in the system.

要计算功耗，您需要知道系统中的有效电压。

5.The active voltage dropped significantly during peak usage times.

在高峰使用时段，有效电压显著下降。

作文

In the field of electrical engineering, understanding various terms and concepts is crucial for both professionals and students. One such term is active voltage, which refers to the portion of the voltage that contributes to the actual power consumed by a load in an electrical circuit. This concept is essential for analyzing and designing electrical systems. To grasp the significance of active voltage, it is important to differentiate it from reactive voltage and apparent voltage. Active voltage is associated with the real power that does useful work in a circuit, measured in watts (W). It is the voltage that drives current through resistive components, such as light bulbs, heaters, and motors. When we talk about active voltage, we are focusing on the voltage that results in energy being converted into other forms, such as heat or light. For instance, when you turn on a lamp, the active voltage supplied by the electrical outlet enables the flow of current through the filament, producing light and heat.On the other hand, reactive voltage, which is often present in inductive and capacitive circuits, does not contribute to the actual power consumed. Instead, it represents energy that oscillates back and forth between the source and the reactive components. Therefore, while active voltage is crucial for performing useful work, reactive voltage can cause inefficiencies in the system.The relationship between active voltage, current, and power factor is also vital to understand. The power factor is a measure of how effectively the current is being converted into useful work. A power factor of 1 indicates that all the current is being used effectively, whereas a lower power factor suggests that some of the current is wasted due to the presence of reactive components. Thus, maximizing active voltage and maintaining a high power factor is essential for improving energy efficiency in electrical systems.Moreover, in practical applications, engineers must consider the effects of active voltage on circuit design and load calculations. For example, when designing a power distribution system, understanding the active voltage requirements of various loads helps in determining the appropriate wire sizes, transformer ratings, and protection devices. If the active voltage is underestimated, it could lead to overheating and potential failure of electrical components.In conclusion, active voltage plays a critical role in the functioning of electrical circuits. By understanding its definition and implications, individuals can make informed decisions regarding energy consumption and circuit design. Whether you are a student learning about electricity or a professional working in the field, mastering the concept of active voltage is essential for ensuring efficient and effective electrical systems. As technology continues to advance, the importance of optimizing active voltage will only grow, making it a key area of focus for future innovations in electrical engineering.

在电气工程领域，理解各种术语和概念对专业人士和学生都至关重要。其中一个术语是有效电压，它指的是在电路中对负载实际消耗的功率有贡献的电压部分。这个概念对于分析和设计电气系统是必不可少的。要理解有效电压的重要性，区分它与无功电压和视在电压之间的区别是很重要的。有效电压与在电路中做有用功的真实功率相关，单位为瓦特（W）。它是驱动电流通过电阻性元件（如灯泡、加热器和电动机）的电压。当我们谈论有效电压时，我们关注的是导致能量转化为其他形式（如热或光）的电压。例如，当你打开灯时，电源插座提供的有效电压使电流流过灯丝，产生光和热。另一方面，无功电压通常存在于感性和容性电路中，不会对实际消耗的功率作出贡献。相反，它代表在源和无功元件之间来回振荡的能量。因此，虽然有效电压对于执行有用工作至关重要，但无功电压可能会导致系统中的低效率。有效电压、电流和功率因子之间的关系也至关重要。功率因子是衡量电流转换为有用工作的有效性的指标。功率因子为1表示所有电流都被有效利用，而较低的功率因子则表明由于存在无功元件而浪费了一部分电流。因此，最大化有效电压并保持高功率因子对于提高电气系统的能效至关重要。此外，在实际应用中，工程师必须考虑有效电压对电路设计和负载计算的影响。例如，在设计电力分配系统时，了解各种负载的有效电压要求有助于确定适当的导线尺寸、变压器额定值和保护装置。如果低估了有效电压，可能会导致电气元件过热和潜在故障。总之，有效电压在电气电路的功能中发挥着关键作用。通过理解其定义和影响，个人可以就能源消费和电路设计做出明智的决定。无论你是学习电力的学生还是在该领域工作的专业人士，掌握有效电压的概念对于确保高效和有效的电气系统至关重要。随着技术的不断进步，优化有效电压的重要性只会增加，使其成为电气工程未来创新的关键关注领域。