naphthene

简明释义

英[ˈnæfθiːn]美[ˈnæpθin]

n. [有化] 环烷，[有化] 环烷属烃

英英释义

单词用法

同义词

反义词

例句

1.The petroleum carboxylic acids(mainly naphthene acids)in the diesel oil of Liaohe oil isolated by the extraction with solution of a1coholic sodium hydroxide, and the efficiency is not lower than 90%;

采用醇碱水溶液萃取方法分离出辽河油直馏柴油馏分中的石油羧酸（主要为环烷酸），采用重量法测出的分离效率不低于90％；

2.The petroleum carboxylic acids(mainly naphthene acids)in the diesel oil of Liaohe oil isolated by the extraction with solution of a1coholic sodium hydroxide, and the efficiency is not lower than 90%;

采用醇碱水溶液萃取方法分离出辽河油直馏柴油馏分中的石油羧酸（主要为环烷酸），采用重量法测出的分离效率不低于90％；

3.Through practical operation, the authors introduced that adopting swirl separation technology can solve the problem that naphthene oxidation device 'waste lye can not be separated completely.

文章主要介绍通过实际操作，有效地应用旋流分离技术解决环己烷氧化装置废碱液分离不彻底的问题。

4.Standard test method for oxygenates and paraffin , olefin , naphthene , aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography.

用气相色谱对低烯烃火花点火引擎燃料芳香碳氢化合物类型，环烃，烯烃，石蜡和氧化物的标准试验方法。

5.The content of naphthene, total paraffin, olefin and aromatics in FCC gasoline increased or decreased alternately with the change of space velocity.

环烷烃、总烷烃、烯烃和芳烃的含量随着空速的变化出现相互交叉的现象；

6.It is formulated a rust - proof oil to low noise bearings with naphthene base oil which has good rust - proof property.

用环烷基油调配了一种防锈性能良好的低噪音轴承防锈油。

7.A new type of oil - soluble imidazole corrosion delay agent has been Synthesized from naphthene acid and organic amine.

以环烷酸、有机胺为原料合成咪唑啉油溶性缓蚀剂。

8.The oil refinery produces a variety of products, including naphthene 萘烷 compounds for the chemical industry.

这家炼油厂生产多种产品，包括用于化工行业的naphthene 萘烷 化合物。

9.In petrochemical processes, naphthene 萘烷 is often converted into valuable chemicals.

在石油化工过程中，naphthene 萘烷 通常被转化为有价值的化学品。

10.The presence of naphthene 萘烷 in crude oil can affect its processing characteristics.

原油中naphthene 萘烷 的存在会影响其加工特性。

11.Many lubricants are formulated using naphthene 萘烷 oils due to their stability.

许多润滑剂是使用naphthene 萘烷 油配制的，因为它们具有稳定性。

12.Naphthene 萘烷 compounds can be found in various types of fossil fuels.

Naphthene 萘烷 化合物可以在各种类型的化石燃料中找到。

作文

Naphthenes are a class of hydrocarbons that play a significant role in the petroleum industry. These compounds are characterized by their cyclic structure, which distinguishes them from other types of hydrocarbons such as alkanes and aromatics. Understanding naphthenes is crucial for various applications, particularly in refining processes and the production of fuels. In this essay, I will explore the properties of naphthene (萘烃), their occurrence in crude oil, and their importance in modern chemistry. Firstly, let’s delve into the chemical structure of naphthene (萘烃). Naphthenes are saturated cyclic hydrocarbons, meaning that they contain carbon atoms arranged in a ring formation, with single bonds connecting them. This structure results in a stable compound that is less reactive than its unsaturated counterparts. The simplest form of a naphthene (萘烃) is cyclopropane, consisting of three carbon atoms in a triangle. However, larger naphthenes can have more complex structures, containing multiple rings and varying numbers of carbon atoms. In nature, naphthene (萘烃) compounds are predominantly found in crude oil. They typically make up a significant portion of the hydrocarbon content, alongside alkanes and aromatics. The presence of naphthene (萘烃) in crude oil contributes to its overall properties, including viscosity and boiling point. During the refining process, naphthenes can be transformed into valuable products such as gasoline and diesel fuel. Their unique structure allows them to be converted through various chemical reactions, making them essential for energy production. Moreover, the significance of naphthene (萘烃) extends beyond fuel production. In the chemical industry, these compounds serve as intermediates in the synthesis of various chemicals and materials. For example, naphthene (萘烃) derivatives can be used to produce lubricants, solvents, and even pharmaceuticals. The versatility of naphthenes highlights their importance in both traditional and modern chemistry. Furthermore, the environmental implications of naphthene (萘烃) usage cannot be overlooked. As the world shifts towards sustainable energy sources, the role of naphthenes in fossil fuels raises questions about their impact on climate change. Researchers are exploring ways to minimize emissions associated with naphthene combustion while also investigating alternative methods for harnessing energy from these compounds without contributing to global warming. In conclusion, naphthene (萘烃) is a vital component of the petroleum industry, characterized by its cyclic structure and stability. Its presence in crude oil and its role in refining processes underscore its importance in fuel production and chemical manufacturing. As we navigate the challenges of energy consumption and environmental sustainability, understanding the properties and applications of naphthene (萘烃) will be essential for developing innovative solutions in the future. The study of naphthenes is not just a scientific endeavor; it is a crucial step toward a more sustainable and efficient use of our natural resources.

萘烃是一类在石油工业中扮演重要角色的烃类化合物。这些化合物的特征是其环状结构，这使它们与其他类型的烃（如烷烃和芳烃）区分开来。了解萘烃对各种应用至关重要，特别是在炼油过程和燃料生产中。在这篇文章中，我将探讨萘烃的性质，它们在原油中的存在，以及它们在现代化学中的重要性。 首先，让我们深入了解萘烃的化学结构。萘烃是饱和环状烃，这意味着它们包含以环形排列的碳原子，单键连接着它们。这种结构导致了一个稳定的化合物，其反应性低于不饱和的同类物质。最简单的萘烃形式是环丙烷，由三个碳原子组成，形成三角形。然而，更大的萘烃可以具有更复杂的结构，包含多个环和不同数量的碳原子。 在自然界中，萘烃主要存在于原油中。它们通常占据烃类成分的重要部分，与烷烃和芳烃并存。萘烃在原油中的存在对其整体性质产生影响，包括粘度和沸点。在炼油过程中，萘烃可以转化为有价值的产品，如汽油和柴油。它们独特的结构使得它们能够通过各种化学反应进行转化，从而使它们在能源生产中不可或缺。 此外，萘烃的重要性不仅限于燃料生产。在化学工业中，这些化合物作为合成各种化学品和材料的中间体。例如，萘烃衍生物可用于生产润滑剂、溶剂甚至药品。萘烃的多功能性突显了它们在传统和现代化学中的重要性。 此外，使用萘烃的环境影响也不容忽视。随着世界向可持续能源来源的转变，萘烃在化石燃料中的作用引发了人们对其对气候变化影响的质疑。研究人员正在探索减少与萘烃燃烧相关的排放的方法，同时也在研究利用这些化合物的替代方法，而不对全球变暖产生贡献。 总之，萘烃是石油工业的重要组成部分，其特征是环状结构和稳定性。它在原油中的存在及其在炼油过程中的作用强调了它在燃料生产和化学制造中的重要性。随着我们应对能源消耗和环境可持续性挑战，理解萘烃的性质和应用将对开发未来创新解决方案至关重要。对萘烃的研究不仅是科学努力；它是朝着更可持续和高效利用自然资源迈出的关键一步。