active power

简明释义

1. 有功功率; 2. 有效功率;

英英释义

例句

1.The generator produces a specific amount of active power 有功功率 to meet the demand of the electrical grid.

发电机产生特定数量的active power 有功功率以满足电网的需求。

2.The active power 有功功率 in a three-phase system can be calculated by summing the powers of all phases.

在三相系统中，active power 有功功率可以通过将所有相的功率相加来计算。

3.The efficiency of the motor depends largely on the active power 有功功率 it consumes.

电动机的效率在很大程度上取决于它消耗的active power 有功功率。

4.In this circuit, the active power 有功功率 is calculated using the voltage and current measurements.

在这个电路中，active power 有功功率是通过电压和电流测量计算得出的。

5.To optimize energy consumption, we need to monitor the active power 有功功率 used by various appliances.

为了优化能源消耗，我们需要监测各种电器使用的active power 有功功率。

作文

In the world of electrical engineering, understanding the concept of active power is essential for both professionals and students alike. Active power refers to the actual power that is consumed by electrical devices to perform useful work. It is measured in watts (W) and represents the real energy that is converted into mechanical energy, heat, or light. Unlike reactive power, which oscillates between the source and the load without being consumed, active power is the power that truly performs work in a circuit.To illustrate the importance of active power, consider a simple electric motor used in various applications, such as fans, pumps, and conveyor belts. When the motor operates, it draws active power from the electrical supply to convert electrical energy into mechanical energy, allowing it to perform its intended function. The efficiency of this conversion process is critical, as it determines how effectively the motor utilizes the active power supplied to it.Furthermore, active power plays a significant role in the overall performance of electrical systems. In power systems, the balance between active power and reactive power is crucial for maintaining stability and reliability. If there is too much reactive power in the system, it can lead to voltage drops and decreased efficiency, ultimately resulting in potential outages or failures. Therefore, engineers must carefully manage the supply and demand of active power to ensure optimal operation of electrical grids.In addition to its technical significance, active power has economic implications as well. Businesses and industries often strive to maximize their usage of active power while minimizing losses due to inefficiencies. This focus on efficiency not only reduces operational costs but also contributes to sustainability efforts by lowering energy consumption. By investing in energy-efficient technologies and practices, organizations can enhance their productivity while reducing their environmental footprint.Moreover, advancements in technology have led to the development of smart grids that can optimize the distribution of active power. These systems utilize real-time data to monitor energy consumption patterns and adjust supply accordingly, ensuring that active power is delivered where it is needed most. This innovation not only improves the reliability of electrical systems but also empowers consumers to make informed decisions about their energy usage.In conclusion, the understanding of active power is vital in various fields, from engineering to economics. Its role in performing useful work, maintaining system stability, and promoting efficiency underscores its significance in our daily lives. As technology continues to evolve, the management and optimization of active power will remain a key focus for ensuring a sustainable and efficient energy future.

在电气工程领域，理解有功功率的概念对专业人士和学生来说至关重要。有功功率是指电气设备为执行有用工作而消耗的实际功率。它以瓦特（W）为单位测量，表示被转换成机械能、热能或光能的真实能量。与在源头和负载之间振荡而未被消耗的无功功率不同，有功功率是真正在电路中执行工作的功率。为了说明有功功率的重要性，考虑一个简单的电动机，它在各种应用中使用，例如风扇、泵和传送带。当电动机运行时，它从电源中提取有功功率，将电能转化为机械能，从而使其能够执行预期的功能。这一转换过程的效率至关重要，因为它决定了电动机如何有效地利用提供给它的有功功率。此外，有功功率在电气系统的整体性能中也起着重要作用。在电力系统中，有功功率和无功功率之间的平衡对于维持稳定性和可靠性至关重要。如果系统中存在过多的无功功率，可能导致电压下降和效率降低，最终可能导致停电或故障。因此，工程师必须仔细管理有功功率的供需，以确保电气网络的最佳运行。除了技术意义外，有功功率还有经济影响。企业和工业通常努力最大化有功功率的使用，同时最小化由于低效率造成的损失。这种对效率的关注不仅降低了运营成本，还通过减少能源消耗来促进可持续发展。通过投资于节能技术和实践，组织可以提高生产力，同时减少环境足迹。此外，技术的进步导致了智能电网的发展，这些电网可以优化有功功率的分配。这些系统利用实时数据监测能源消费模式并相应调整供应，确保有功功率在最需要的地方提供。这项创新不仅提高了电气系统的可靠性，还使消费者能够更明智地做出关于能源使用的决策。总之，理解有功功率在各个领域都是至关重要的，从工程到经济学。它在执行有用工作、维持系统稳定性和促进效率方面的作用突显了它在我们日常生活中的重要性。随着技术的不断发展，有功功率的管理和优化仍将是确保可持续和高效能源未来的关键焦点。