stability margin

简明释义

稳定裕量稳性储备

英英释义

例句

1.The engineer calculated the stability margin to ensure the structure could withstand unexpected loads.

工程师计算了稳定裕度以确保结构能够承受意外负荷。

2.A higher stability margin indicates a more robust system that can tolerate variations in input.

更高的稳定裕度表明系统更强健，能够容忍输入变化。

3.In control systems, maintaining an adequate stability margin is crucial for performance.

在控制系统中，保持足够的稳定裕度对性能至关重要。

4.Reducing the load can improve the stability margin of the electrical circuit.

减少负载可以提高电路的稳定裕度。

5.The team performed simulations to test the stability margin under various conditions.

团队进行了模拟测试，以检查在各种条件下的稳定裕度。

作文

In the realm of engineering and systems design, the concept of stability margin plays a crucial role in ensuring that structures and systems can withstand various disturbances without failing. The stability margin is essentially a measure of how close a system is to losing its stability when subjected to external forces or changes in conditions. This parameter is vital in fields such as control theory, aerospace engineering, and civil engineering, where maintaining stability is critical for safety and performance.To illustrate the importance of stability margin, consider an aircraft in flight. During its operation, an airplane experiences numerous factors that can affect its stability, including turbulence, changes in weight due to fuel consumption, and variations in air pressure. Engineers must calculate the stability margin to ensure that the aircraft remains controllable under these varying conditions. A larger stability margin indicates that the aircraft can tolerate greater disturbances before reaching a point of instability, thereby enhancing safety for passengers and crew.Similarly, in the context of building structures, the stability margin is essential for assessing how much load a structure can handle before it risks collapsing. For instance, during an earthquake, buildings are subjected to significant lateral forces. Structural engineers analyze the stability margin to determine whether a building can endure these forces without succumbing to failure. A robust stability margin ensures that the structure will remain standing and protect its occupants during such events.The calculation of stability margin often involves complex mathematical models and simulations. Engineers utilize tools like finite element analysis (FEA) to predict how changes in design or materials can impact stability. By adjusting parameters and observing the effects on the stability margin, engineers can optimize designs to maximize safety and performance.Moreover, the stability margin is not only applicable to physical structures but also to economic and social systems. For example, in economics, the stability margin can refer to the buffer that economies have against shocks such as recessions or financial crises. A strong economy with a healthy stability margin can absorb shocks more effectively, whereas a fragile economy may collapse under pressure.In conclusion, the concept of stability margin is integral to various fields, from engineering to economics. It serves as a crucial indicator of how resilient a system is against disturbances and is fundamental in the design and assessment of both physical structures and abstract systems. Understanding and optimizing the stability margin can lead to safer, more efficient, and more reliable systems that can withstand the test of time and unforeseen challenges.

在工程和系统设计领域，稳定裕度的概念在确保结构和系统能够承受各种干扰而不失败方面起着至关重要的作用。稳定裕度本质上是一个测量，当系统受到外部力量或条件变化时，它距离失去稳定性的程度。这个参数在控制理论、航空航天工程和土木工程等领域至关重要，因为保持稳定性对安全性和性能至关重要。为了说明稳定裕度的重要性，考虑飞机在飞行中的情况。在其操作过程中，飞机会经历许多可能影响其稳定性的因素，包括气流、由于燃料消耗导致的重量变化以及气压变化。工程师必须计算稳定裕度以确保飞机在这些变化条件下仍然可控。较大的稳定裕度表明飞机可以容忍更大的干扰，而不会达到不稳定的临界点，从而提高乘客和机组人员的安全性。同样，在建筑结构的背景下，稳定裕度对于评估结构能承受多少负载而不风险倒塌至关重要。例如，在地震期间，建筑物会受到显著的横向力。结构工程师分析稳定裕度以确定建筑物是否能够承受这些力量，而不会崩溃。强大的稳定裕度确保结构在此类事件中保持立足，并保护其居住者。稳定裕度的计算通常涉及复杂的数学模型和模拟。工程师利用有限元分析（FEA）等工具来预测设计或材料的变化如何影响稳定性。通过调整参数并观察对稳定裕度的影响，工程师可以优化设计，以最大限度地提高安全性和性能。此外，稳定裕度不仅适用于物理结构，也适用于经济和社会系统。例如，在经济学中，稳定裕度可以指经济体对冲击（如衰退或金融危机）的缓冲。具有强大经济体的健康稳定裕度能够更有效地吸收冲击，而脆弱的经济体可能会在压力下崩溃。总之，稳定裕度的概念在各个领域都是不可或缺的，从工程到经济学。它作为系统抵御干扰的韧性的关键指标，是物理结构和抽象系统设计与评估的基础。理解和优化稳定裕度可以导致更安全、更高效和更可靠的系统，这些系统能够经受住时间和不可预见挑战的考验。