transient process

简明释义

瞬变过程

英英释义

例句

1.The heating of water in a kettle is a transient process because the temperature changes over time until it reaches boiling point.

水壶中水的加热是一个瞬态过程，因为温度随着时间变化，直到达到沸点。

2.During the initial phase of the experiment, we observed a transient process as the chemical reactions progressed.

在实验的初始阶段，我们观察到了一个瞬态过程，随着化学反应的进行。

3.The cooling of a hot metal surface in air is a transient process that can be modeled using heat transfer equations.

热金属表面在空气中的冷却是一个可以用热传导方程建模的瞬态过程。

4.The transient process of charging a battery can vary significantly depending on the current supplied.

充电的瞬态过程可能会因供电电流的不同而显著变化。

5.In fluid dynamics, the flow of air around an object during takeoff is considered a transient process.

在流体动力学中，物体起飞时周围空气的流动被视为一个瞬态过程。

作文

In the realm of physics and engineering, the term transient process refers to a temporary state or condition that occurs during the transition from one steady state to another. This concept is crucial in various fields, including electrical engineering, thermodynamics, and fluid dynamics. Understanding transient processes is essential for engineers and scientists as they analyze systems' responses to changes over time.For instance, consider an electrical circuit. When a switch is turned on, the current does not instantly reach its maximum value. Instead, it undergoes a transient process where the current gradually increases until it stabilizes at a steady-state value. During this period, various factors such as resistance, capacitance, and inductance play significant roles in determining how quickly the current rises. The analysis of this transient process is vital for designing circuits that can handle sudden changes without causing damage or inefficiency.Similarly, in thermodynamics, when a system is subjected to a change in temperature or pressure, it does not immediately reach equilibrium. Instead, it experiences a transient process as the system adjusts to the new conditions. For example, when a hot cup of coffee is left on a table, it gradually cools down to room temperature. This cooling process involves heat transfer and changes in the system's internal energy, showcasing a transient process that can be described using differential equations.The significance of understanding transient processes extends beyond theoretical applications. In practical scenarios, engineers must account for these temporary states to ensure safety and efficiency. For instance, in the design of buildings, architects must consider the transient processes involved in heat transfer to maintain comfortable indoor temperatures. Similarly, in transportation systems, understanding how vehicles respond to sudden accelerations or decelerations involves analyzing transient processes to enhance safety features.Moreover, the study of transient processes has implications in environmental science. For example, when pollutants are released into a body of water, they do not disperse evenly instantaneously. Instead, they undergo a transient process as they spread, mix, and interact with the surrounding environment. Understanding this behavior is crucial for developing effective pollution control measures and predicting the long-term impacts on ecosystems.In summary, the concept of transient processes is fundamental across various scientific and engineering disciplines. It highlights the importance of analyzing how systems evolve over time in response to changes. Whether in electrical circuits, thermodynamic systems, or environmental studies, recognizing and understanding transient processes allows professionals to design better systems, predict behaviors, and implement effective solutions. As technology continues to advance, the relevance of mastering the intricacies of transient processes will only grow, underscoring their critical role in innovation and problem-solving in our increasingly complex world.

在物理和工程领域，术语瞬态过程指的是在从一个稳态到另一个稳态的过渡过程中发生的临时状态或条件。这个概念在电气工程、热力学和流体动力学等多个领域至关重要。理解瞬态过程对工程师和科学家来说非常重要，因为他们分析系统对时间变化的响应。例如，考虑一个电路。当开关打开时，电流不会立即达到其最大值。相反，它经历一个瞬态过程，在此过程中电流逐渐增加，直到稳定在一个稳态值。在此期间，电阻、电容和电感等各种因素在决定电流上升的速度方面发挥着重要作用。分析这个瞬态过程对设计能够处理突变而不造成损坏或低效率的电路至关重要。同样，在热力学中，当一个系统受到温度或压力的变化时，它不会立即达到平衡。相反，它经历一个瞬态过程，随着系统调整到新条件。例如，当一杯热咖啡放在桌子上时，它会逐渐冷却到室温。这个冷却过程涉及热传递和系统内部能量的变化，展示了一个可以用微分方程描述的瞬态过程。理解瞬态过程的重要性超越了理论应用。在实际场景中，工程师必须考虑这些临时状态，以确保安全和效率。例如，在建筑设计中，建筑师必须考虑热传递中的瞬态过程，以维持舒适的室内温度。同样，在交通系统中，理解车辆如何对突然加速或减速做出反应涉及分析瞬态过程，以增强安全特性。此外，研究瞬态过程在环境科学中也有重要意义。例如，当污染物释放到水体中时，它们不会立即均匀分散。相反，它们经历一个瞬态过程，在此过程中它们扩散、混合并与周围环境相互作用。理解这种行为对于制定有效的污染控制措施和预测对生态系统的长期影响至关重要。总之，瞬态过程的概念在各个科学和工程学科中都是基础。它强调了分析系统如何随时间变化以响应变化的重要性。无论是在电路、热力学系统还是环境研究中，认识和理解瞬态过程使专业人员能够设计更好的系统、预测行为并实施有效的解决方案。随着技术的不断进步，掌握瞬态过程的复杂性将变得越来越相关，突显了它们在我们日益复杂的世界中创新和解决问题的关键角色。