天然气液化技术研究进展及发展趋势

Research Progress and Development Trend of Natural Gas Liquefaction Technology

天然气作为主要的清洁能源,在全球天然气应用需求日益增长的社会背景下,如何保障天然气液化技术能够安全、经济、有效地量产,对于加速天然气的开发与利用和优化能源结构具有至关重要的现实意义。因此,通过对传统液化工艺及改进液化工艺的流程、特点进行简述,对比分析各种液化技术的优、缺点,提出天然气液化工艺的优选范围,并对未来研究思路和优化方向概括总结,为改进天然气液化工艺提供借鉴。

Natural gas is a main clean energy.Under the social background of increasing demand for global natural gas applications,how to ensure the safe,economical and effective mass production of natural gas liquefaction technology is of great practical significance for accelerating the development and utilization of natural gas and optimizing the energy structure.In this paper,the process and characteristics of traditional liquefaction process and improved liquefaction process were described,the advantages and disadvantages of various liquefaction technologies were compared and analyzed,the optimal range of natural gas liquefaction process was put forward,and the future research ideas and optimization directions were summarized,so as to provide reference for improving natural gas liquefaction process.