bubble point

简明释义

始沸点

英英释义

例句

1.The bubble point of a mixture can change with variations in temperature and pressure.

混合物的泡点会随着温度和压力的变化而变化。

2.We need to monitor the bubble point to ensure the safety of the chemical reaction.

我们需要监测泡点以确保化学反应的安全性。

3.In distillation processes, knowing the bubble point is crucial for efficient separation.

在蒸馏过程中，了解泡点对于高效分离至关重要。

4.The engineer calculated the bubble point to determine the pressure at which the liquid starts to form vapor.

工程师计算了泡点以确定液体开始形成蒸气的压力。

5.The bubble point is an important parameter in the design of heat exchangers.

泡点是热交换器设计中的一个重要参数。

作文

In the study of thermodynamics and fluid mechanics, the concept of the bubble point is crucial for understanding phase changes in mixtures. The bubble point refers to the temperature and pressure at which a liquid mixture begins to form vapor bubbles. This phenomenon occurs when the vapor pressure of the liquid equals the surrounding pressure. Understanding the bubble point is essential in various industrial applications, such as distillation, where separating components of a mixture is necessary. For instance, in the petroleum industry, crude oil is a complex mixture of hydrocarbons that must be refined to produce usable fuels. During the refining process, it is important to know the bubble point of different fractions of crude oil. By knowing the bubble point, engineers can optimize the distillation process to separate lighter fractions from heavier ones efficiently. The bubble point helps in determining the conditions under which these lighter fractions will vaporize, allowing for better control over the separation process.Moreover, the bubble point is not only significant in the context of crude oil but also plays a critical role in the production of natural gas. Natural gas is often found in conjunction with oil, and its extraction requires an understanding of the bubble point. When natural gas is dissolved in oil, the bubble point indicates the conditions under which the gas will start to come out of solution. This understanding is vital for maximizing gas recovery and ensuring that the extraction process is economically viable.The bubble point can also be observed in everyday life. For example, when boiling water, the bubble point is reached when the water temperature hits 100 degrees Celsius at standard atmospheric pressure. At this point, water molecules have enough energy to escape the liquid state and enter the gaseous state, forming bubbles. This simple yet profound observation illustrates the bubble point concept in a tangible way, making it easier for students and professionals alike to grasp its significance.In conclusion, the bubble point is a fundamental concept in thermodynamics that has far-reaching implications in various fields, including chemical engineering, petroleum refining, and even everyday cooking. By understanding the bubble point, one can better appreciate the complexities of phase changes and the behavior of mixtures under different conditions. Whether it’s optimizing industrial processes or simply boiling water, the bubble point remains a key aspect of understanding how substances interact with each other and their environment.

在热力学和流体力学的研究中，‘bubble point’这一概念对于理解混合物的相变至关重要。‘bubble point’指的是液体混合物开始形成气泡的温度和压力。当液体的蒸气压等于周围压力时，就会发生这一现象。理解‘bubble point’在各种工业应用中是必要的，例如在分馏过程中，分离混合物的成分是必不可少的。例如，在石油工业中，原油是由多种烃类组成的复杂混合物，必须经过精炼才能生产出可用的燃料。在精炼过程中，了解不同原油组分的‘bubble point’非常重要。通过了解‘bubble point’，工程师可以优化分馏过程，以高效地将轻组分与重组分分离。‘bubble point’有助于确定这些轻组分蒸发的条件，从而更好地控制分离过程。此外，‘bubble point’不仅在原油的背景下具有重要意义，而且在天然气的生产中也起着关键作用。天然气通常与石油共存，其开采需要对‘bubble point’的理解。当天然气溶解在油中时，‘bubble point’指示了气体开始从溶液中析出的条件。这种理解对最大化气体回收和确保开采过程经济可行至关重要。‘bubble point’在日常生活中也可以观察到。例如，当水沸腾时，‘bubble point’是在标准大气压下水温达到100摄氏度时达到的。在这一点上，水分子具有足够的能量逃逸液态，进入气态，形成气泡。这个简单而深刻的观察以一种切实的方式说明了‘bubble point’概念，使学生和专业人士更容易掌握其重要性。总之，‘bubble point’是热力学中的一个基本概念，在化学工程、石油精炼甚至日常烹饪等多个领域都有深远的影响。通过理解‘bubble point’，人们可以更好地欣赏相变的复杂性以及在不同条件下混合物的行为。无论是优化工业过程还是简单地煮水，‘bubble point’始终是理解物质如何相互作用及其与环境的关系的关键方面。