power margin

简明释义

储备功率

英英释义

例句

1.During peak usage, the power margin decreases significantly.

在高峰使用期间，功率余量显著减少。

2.We need to calculate the power margin before adding new equipment.

在添加新设备之前，我们需要计算一下功率余量。

3.The power margin in this power supply is sufficient for our needs.

这个电源的功率余量足够满足我们的需求。

4.To ensure reliability, we should always maintain a healthy power margin.

为了确保可靠性，我们应该始终保持一个健康的功率余量。

5.Monitoring the power margin helps prevent system overload.

监控功率余量有助于防止系统过载。

作文

In the world of engineering and technology, the term power margin refers to the difference between the maximum capacity of a system and the actual power being used at any given time. This concept is crucial in various fields, including electrical engineering, telecommunications, and even automotive design. Understanding power margin is essential for ensuring that systems operate efficiently and safely without overloading or failing under heavy demand.For instance, in electrical engineering, when designing a power supply for a circuit, engineers must consider the power margin to prevent potential failures. If the power supply is rated for 100 watts but the circuit only requires 70 watts, the power margin is 30 watts. This margin allows for unexpected surges in power demand, ensuring that the system remains stable under varying loads. A larger power margin can enhance the reliability of the system, reducing the likelihood of outages or damage due to overloads.Similarly, in telecommunications, the power margin plays a critical role in signal transmission. When a signal travels through a medium, it can lose strength due to various factors such as distance, interference, and environmental conditions. Engineers must calculate the power margin to ensure that the signal remains strong enough to be received accurately at its destination. For example, if a transmitter sends out a signal with a power of 50 milliwatts and the receiver requires a minimum of 20 milliwatts to function correctly, the power margin is 30 milliwatts. This margin allows for losses during transmission, ensuring that the signal quality is maintained.In the automotive industry, understanding power margin is equally important. When designing engines, manufacturers need to ensure that there is sufficient power available for acceleration and performance. For example, if a car engine produces 200 horsepower but the vehicle only requires 150 horsepower for optimal performance, the power margin is 50 horsepower. This excess power provides the driver with the ability to accelerate quickly or handle steep inclines without straining the engine.However, while having a power margin is beneficial, it is also essential to balance it with efficiency. An excessively large power margin can lead to wasted resources and increased operational costs. Therefore, engineers strive to find the right balance between having enough margin to ensure reliability while also optimizing for energy efficiency.In conclusion, the concept of power margin is integral to various engineering disciplines. It serves as a safety buffer that protects systems from overloads and ensures reliable performance under varying conditions. Whether in electrical systems, telecommunications, or automotive design, maintaining an appropriate power margin is vital for the functionality and longevity of the systems we rely on every day. Understanding and applying the principles of power margin can lead to more resilient designs and improved performance across multiple industries.

在工程和技术领域，术语功率余量指的是系统的最大容量与任何给定时刻实际使用的功率之间的差异。这个概念在电气工程、电信甚至汽车设计等多个领域至关重要。理解功率余量对于确保系统高效且安全地运行至关重要，以避免过载或在高需求下故障。例如，在电气工程中，在为电路设计电源时，工程师必须考虑功率余量以防止潜在的故障。如果电源额定为100瓦，但电路仅需要70瓦，则功率余量为30瓦。这个余量允许意外的功率需求激增，确保系统在不同负载下保持稳定。更大的功率余量可以增强系统的可靠性，减少因过载导致停电或损坏的可能性。同样，在电信领域，功率余量在信号传输中起着关键作用。当信号通过介质传播时，由于距离、干扰和环境条件等各种因素，它可能会失去强度。工程师必须计算功率余量以确保信号在到达目的地时仍然足够强大以被准确接收。例如，如果发射器发出功率为50毫瓦的信号，而接收器需要至少20毫瓦才能正常工作，则功率余量为30毫瓦。这个余量允许在传输过程中损耗，确保信号质量得以保持。在汽车工业中，理解功率余量同样重要。在设计发动机时，制造商需要确保有足够的功率可用于加速和性能。例如，如果一辆汽车的发动机产生200马力，但车辆仅需要150马力以获得最佳性能，则功率余量为50马力。这个多余的功率为驾驶员提供了快速加速或在陡坡上行驶而不对发动机造成压力的能力。然而，尽管拥有功率余量是有益的，但平衡效率也至关重要。过大的功率余量可能导致资源浪费和运营成本增加。因此，工程师努力在确保可靠性所需的余量与优化能源效率之间找到正确的平衡。总之，功率余量的概念在各个工程学科中都是不可或缺的。它作为保护系统免受过载的安全缓冲，并确保在不同条件下的可靠性能。无论是在电气系统、电信还是汽车设计中，保持适当的功率余量对于我们每天依赖的系统的功能性和耐用性至关重要。理解和应用功率余量的原理可以导致更具韧性的设计和跨多个行业的改进性能。