材料在高温高压水溶液中的电化学行为研究现状与进展

PRESENT STATUS AND DEVELOPMENT ON ELECTROCHEMISTRY AT HIGH TEMPERATURES AND HIGH PRESSURES AQUEOUS SYSTEMS

综述了高温高压电化学池和电极的应用研究现状及存在的问题。介绍了高温水化学对材料腐蚀的影响。阐述了高温高压电化学技术应用在高温高压水溶液中的最新研究成果,包括高温E-pH图、极化曲线、电化学阻抗谱和电化学噪声,并提出了需要进一步研究的方向。

Developments and unsolved problems of high-temperature and high-pressure cells and electrodes are summarized. The effects of aqueous electrolyte solutions on high-temperature aqueous corrosion are reviewed. The newly achievements of electrochemistry technologies utilized in high-temperature and high-pressure aqueous solutions, including potential-pH graphs, polarization curves, electrochemical impedance spectroscopy and electrochemical noise, are reported. An outlook is also given for future research needs.