电解水煤浆制氢技术研究进展

doi:10.16085/j.issn.1000-6613.2016.10.016

摘要/Abstract

摘要： 电解水煤浆制氢在能源消耗与产氢效率上都更优于电解水过程，并且在电解过程中可以同时达到对矿石能源净化的目的，是一种十分值得推广与发展的产氢新技术。本文在综述电解水煤浆技术现状及特点的基础上，阐述了电解水煤浆制氢技术的原理，并以此为理论基础概述了反应温度、电解质种类、样品预处理对电解水煤浆制氢的影响，综述了国内外电解水煤浆电极材料的研究进展，并对电解水煤浆技术的发展现状和存在的不足进行了分析与展望。指出电解水煤浆技术发展的重点方向为：降低电解水煤浆过程中的能量消耗，多使用可再生能源；深入研究反应机理，提高产氢效率，实现化学能与电能耦合向氢能的转变；改善电极的稳定性和耐腐蚀性，使电极更加耐久并降低电极成本；通过研究新型催化电极与催化剂来提高反应的效率。

关键词: 水煤浆, 电解, 电化学, 制氢

Abstract: Hydrogen generation from coal water slurry,which has a better efficiency in hydrogen production from coal water slurry than water splitting as well as purification of fossil fuels,is a worth promoting technology of hydrogen production. The basic principle of coal water slurry electrolysis based on its characteristics and current situations was discussed in this paper. The effects of the temperature,electrolyte and pretreatment of the sample were summarized according to the reaction mechanism of the electrolysis. The progress of the research on electrode materials in the electrolysis of coal water slurry was reviewed,and the present situation of electrolysis of water coal slurry technology and the existing problems were analyzed and prospected. The key direction of technology development was pointed out:①The energy consumption in the process of electrolysis of coal water slurry was reduced and the renewable energy was maximize used;②The mechanisms and kinetics of the reaction have been studied deeply with the purpose of improving the efficiency of hydrogen production,chemical energy and electricity;③Improve the stability and corrosion resistance of the electrode to implement the durable and the low-cost of electrode;and ④The efficiency of the reaction was improved by studying the new catalytic electrode and catalyst.

Key words: coal water slurry, electrolysis, electrochemistry, hydrogen production

中图分类号:

TQ536

朱凌岳, 王宝辉, 吴红军. 电解水煤浆制氢技术研究进展[J]. 化工进展, 2016, 35(10): 3129-3135.

ZHU Lingyue, WANG Baohui, WU Hongjun. Review on electrochemical splitting of coal water slurry for hydrogen[J]. Chemical Industry and Engineering Progree, 2016, 35(10): 3129-3135.

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