dephlegmation

简明释义

英[/dɪˌflɛɡməˈteɪʃən/]美[/dɪˌflɛɡməˈteɪʃən/]

n. 分馏；[化工] 分凝作用

英英释义

单词用法

同义词

反义词

例句

1.When evaporating temperature and condensing temperature increase, the difference of performance between two-step dephlegmation cycle and one-step dephlegmation cycle is greater.

随着冷凝温度和蒸发温度的升高，二级分凝循环的性能系数提高得更多。

2.When evaporating temperature and condensing temperature increase, the difference of performance between two-step dephlegmation cycle and one-step dephlegmation cycle is greater.

随着冷凝温度和蒸发温度的升高，二级分凝循环的性能系数提高得更多。

3.In laboratories, dephlegmation helps in separating volatile substances from non-volatile ones.

在实验室中，去水分 有助于将挥发性物质与非挥发性物质分开。

4.He learned that dephlegmation is often used in the production of spirits.

他了解到，去水分 通常用于烈酒的生产中。

5.The process of dephlegmation is crucial in distillation to ensure the purity of the final product.

在蒸馏过程中，去水分 的过程对于确保最终产品的纯度至关重要。

6.During the dephlegmation process, the temperature must be carefully controlled.

在去水分 过程中，温度必须小心控制。

7.The chemist explained that dephlegmation can improve the efficiency of chemical reactions.

化学家解释说，去水分 可以提高化学反应的效率。

作文

The process of distillation is fundamental in various fields, from the production of spirits to the refinement of essential oils. One key term that often arises in this context is dephlegmation, which refers to the removal of water or other volatile substances from a mixture during distillation. Understanding dephlegmation is crucial for anyone involved in these processes, as it directly impacts the quality and purity of the final product. In essence, dephlegmation is a specific technique used to enhance the efficiency of distillation. When a mixture is heated, different components evaporate at varying temperatures. In the case of alcoholic distillation, for instance, ethanol has a lower boiling point than water. By carefully controlling the temperature and pressure, distillers can selectively vaporize the desired alcohol while leaving behind unwanted impurities. This selective process is where dephlegmation comes into play. During dephlegmation, the vapor produced from the boiling mixture passes through a condenser. Here, the vapor cools and condenses back into liquid form. However, not all components condense equally. Lighter fractions, such as ethanol, tend to remain in vapor form longer, while heavier fractions, including water, condense more readily. By continually recycling the vapor and liquid, distillers can enhance the concentration of the desired component, effectively performing dephlegmation. The significance of dephlegmation extends beyond just alcohol production. In the realm of essential oils, for example, the extraction process also relies on this technique. Essential oils are often obtained through steam distillation, where steam is passed through plant material. The steam carries volatile compounds into the condenser, where they are separated from non-volatile components. By implementing dephlegmation, producers can ensure that the extracted oils are of high quality, free from undesirable substances. Moreover, dephlegmation plays a crucial role in the petrochemical industry. When refining crude oil, various fractions are separated based on their boiling points. The process of dephlegmation helps in isolating lighter hydrocarbons, which are essential for producing fuels like gasoline and diesel. Without this method, the efficiency of oil refining would significantly decrease, leading to lower yields and increased costs. In conclusion, dephlegmation is a vital process in distillation that enhances the purity and quality of various products, from spirits to essential oils and petroleum. Its importance cannot be overstated, as it allows industries to produce high-quality goods while maximizing efficiency. For those interested in chemistry, food production, or any field that involves purification processes, a solid understanding of dephlegmation is indispensable. As we continue to innovate and refine our methods, the principles of dephlegmation will undoubtedly remain at the forefront of scientific advancement, ensuring that we can meet the demands of an ever-evolving market.

蒸馏过程在各个领域中都是基础，从烈酒的生产到精油的提炼。一个常常出现的关键术语是dephlegmation，它指的是在蒸馏过程中从混合物中去除水或其他挥发性物质。理解dephlegmation对于任何参与这些过程的人来说都是至关重要的，因为它直接影响最终产品的质量和纯度。本质上，dephlegmation是一种用于增强蒸馏效率的特定技术。当混合物被加热时，不同成分在不同的温度下蒸发。在酒精蒸馏的情况下，例如，乙醇的沸点低于水。通过仔细控制温度和压力，蒸馏师可以选择性地蒸发所需的酒精，同时留下不必要的杂质。这一选择性过程就是dephlegmation的作用所在。在dephlegmation过程中，从沸腾的混合物产生的蒸汽通过冷凝器。这里，蒸汽冷却并凝结回液态。然而，并非所有成分都以相同的方式凝结。较轻的部分，如乙醇，往往更长时间保持在蒸汽状态，而较重的部分，包括水，更容易凝结。通过不断回收蒸汽和液体，蒸馏师可以增强所需成分的浓度，有效地进行dephlegmation。dephlegmation的重要性不仅限于酒精生产。在精油领域，例如，提取过程也依赖于这一技术。精油通常通过蒸汽蒸馏获得，其中蒸汽穿过植物材料。蒸汽将挥发性化合物带入冷凝器，在那里它们与非挥发性成分分离。通过实施dephlegmation，生产者可以确保提取的油品质量高，且不含不必要的物质。此外，dephlegmation在石油化工行业中也发挥着至关重要的作用。在精炼原油时，各个部分根据其沸点进行分离。dephlegmation过程有助于分离轻烃，这些轻烃是生产汽油和柴油等燃料所必需的。如果没有这种方法，石油精炼的效率将显著降低，导致产量下降和成本增加。总之，dephlegmation是蒸馏中一种重要的过程，它提高了各种产品的纯度和质量，从烈酒到精油再到石油。它的重要性不容小觑，因为它使各行各业能够生产高质量的商品，同时最大化效率。对于那些对化学、食品生产或任何涉及净化过程的领域感兴趣的人来说，扎实理解dephlegmation是不可或缺的。随着我们继续创新和完善我们的方法，dephlegmation的原则无疑将在科学进步的前沿保持重要地位，确保我们能够满足不断发展的市场需求。