load angle

简明释义

负载角

英英释义

例句

1.Adjusting the load angle can help optimize the performance of the generator.

调整负载角可以帮助优化发电机的性能。

2.The pilot monitored the load angle during the flight to maintain balance.

飞行员在飞行过程中监控载荷角以保持平衡。

3.A high load angle can indicate potential overload conditions in the system.

高负载角可能表明系统中的潜在过载条件。

4.In electrical systems, the load angle is crucial for determining the efficiency of power transmission.

在电力系统中，负载角对于确定电力传输的效率至关重要。

5.The engineer calculated the load angle to ensure the structure could withstand the forces applied.

工程师计算了载荷角以确保结构能够承受施加的力。

作文

The concept of load angle plays a significant role in the field of electrical engineering, particularly in the analysis of synchronous machines. Understanding this term is essential for engineers who work with alternating current (AC) systems. The load angle refers to the angle between the rotor's magnetic field and the stator's magnetic field in a synchronous motor or generator. This angle is crucial as it determines the power output and stability of the machine under different load conditions.In a synchronous machine, when the load increases, the rotor tends to lag behind the stator's magnetic field due to the increased torque requirement. This lag results in an increase in the load angle. If the angle becomes too large, it can lead to instability in the system, causing the machine to lose synchronism. Therefore, maintaining an optimal load angle is vital for the efficient operation of synchronous machines.To illustrate the importance of the load angle, consider a power generation scenario where a synchronous generator is supplying electricity to a large industrial plant. As the plant increases its energy consumption, the generator must adjust to meet this demand. The increase in load causes the load angle to increase, which in turn affects the generator's performance. Engineers must monitor this angle closely to ensure that it remains within safe limits to prevent any potential failures or outages.Moreover, the load angle is not only relevant for synchronous machines but also has implications for power system stability. In a power grid, various generators are connected, and their load angles must be coordinated to maintain balance and stability. If one generator's angle deviates significantly from others, it can lead to oscillations and even blackouts. Thus, understanding and managing the load angle is critical for grid operators.In conclusion, the load angle is a fundamental parameter in the operation of synchronous machines and power systems. It influences the performance, stability, and reliability of electrical systems. Engineers must have a deep understanding of this concept to design, operate, and maintain efficient power generation and distribution systems. By keeping the load angle within optimal ranges, we can ensure that our electrical infrastructure remains robust and capable of meeting the demands of modern society.

“负载角”这一概念在电气工程领域中扮演着重要角色，尤其是在同步机器的分析中。理解这个术语对于从事交流（AC）系统工作的工程师来说至关重要。“负载角”指的是同步电动机或发电机中转子磁场与定子磁场之间的角度。这个角度是关键，因为它决定了机器在不同负载条件下的功率输出和稳定性。在同步机器中，当负载增加时，转子由于需要增加的扭矩而倾向于滞后于定子的磁场。这种滞后导致“负载角”的增加。如果角度变得过大，可能会导致系统的不稳定，使机器失去同步。因此，维持一个最佳的“负载角”对于同步机器的高效运行至关重要。为了说明“负载角”的重要性，考虑一个发电场景，其中一台同步发电机为大型工业厂供电。当工厂增加能源消耗时，发电机必须进行调整以满足这种需求。负载的增加导致“负载角”的增加，这反过来又影响发电机的性能。工程师必须密切监测这个角度，以确保它保持在安全范围内，以防止潜在的故障或停电。此外，“负载角”不仅与同步机器相关，还对电力系统的稳定性有影响。在电力网中，各种发电机相互连接，它们的“负载角”必须协调，以保持平衡和稳定。如果某个发电机的角度与其他发电机显著偏离，可能会导致振荡甚至停电。因此，理解和管理“负载角”对于电网运营商至关重要。总之，“负载角”是同步机器和电力系统运作中的基本参数。它影响电气系统的性能、稳定性和可靠性。工程师必须深入理解这一概念，以设计、操作和维护高效的发电和配电系统。通过将“负载角”保持在最佳范围内，我们可以确保我们的电力基础设施保持稳健，能够满足现代社会的需求。