LOW VOLTAGE APPARATUS ›› 2021, Vol. 0 ›› Issue (7): 1-7.doi: 10.16628/j.cnki.2095-8188.2021.07.001

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Current Status and Prospect of Energy Storage Technology by Hydrogen Production Based on Water Electrolysis

CONG Lin, WANG Nan, LI Zhiyuan, LI Na, ZHOU Xichao   

  1. State Grid Integrated Energy Service Group Co.,Ltd., Beijing 100052, China
  • Received:2020-12-28 Online:2021-07-30 Published:2021-10-13

Abstract:

The large-scale development and utilization of renewable energy including solar and wind energy promote the development of energy Internet around the world.Energy storage is one of the key technologies in integrated energy systems with a high proportion of renewable energy.With the advantages of long-term energy storage,long transportation distance and abundant ways of consumption and utilization,hydrogen-based energy storage technology by water electrolysis will promote the penetration of renewable energy and play a significant role in the future.In this work,the characteristics of various energy storage technologies are compared.The working principles,characteristics and current applications of various water electrolysis technologies are thoroughly discussed.The development of related hydrogen storage,transportation,and utilization technologies are briefly summarized.Finally,the development trends of hydrogen production by water electrolysis,as well as the hydrogen storage,transportation and utilization technologies are prospected.

Key words: energy storage, renewable energy, water electrolysis, hydrogen production, development trend

CLC Number: