超临界水的基本特性及应用进展  

Basic Characteristics and Application Progress of Supercritical Water

作　　者：郑豪 鱼涛 屈撑囤 李琬菁 王艳飞 ZHENG Hao;YU Tao;QU Chengtun;LI Wanjing;WANG Yanfei(Shaanxi Oil and Gas Pollution Control and Reservoir Protection Key Laboratory,College of Chemistry and Chemical Engineering,Xi’an Shiyou University,Xi’an 710065,China;State Key Laboratory of Petrochemical Pollution Control and Treatment,Beijing 102206,China)

机构地区：[1]西安石油大学化学化工学院,陕西省油气田环境污染控制与储层保护重点实验室,陕西西安710065 [2]石油石化污染物控制与处理国家重点实验室,北京102206

出　　处：《化工技术与开发》2020年第2期62-66,共5页Technology & Development of Chemical Industry

基　　金：石油石化污染物控制与处理国家重点实验室资助项目(PPC2019001)。

摘　　要：超临界水与常温、常压下的水存在较大的差异,具有一些独特的特性。本文介绍了超临界水的一些基本物理性质,包括密度、黏度、热导率、介电常数、离子积、氢键、扩散系数及溶解度等,论述了超临界水氧化技术在废物处理、煤的超临界水气化制氢、超临界水热合成等领域的一些应用。Compared with water at normal temperature and normal pressure,supercritical water had large differences and also had some unique characteristics.In this paper,some basic physical properties of supercritical water,included density,viscosity,thermal conductivity,dielectric constant,ion product,hydrogen bond,diffusion coefficient and solubility,were introduced.Some applications of supercritical water oxidation technology in waste treatment,hydrogen production by supercritical water gasification of coal and supercritical hydr thermal synthesis,were discussed.

关 键 词：超临界水 物理性质 应用 

分 类 号：O611.3[理学—无机化学]