Energy Storage Science and Technology ›› 2017, Vol. 6 ›› Issue (6): 1250-.doi: 10.12028/j.issn.2095-4239.2017.0080

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Electrical heating systems with heat storage using composite phase change materials

ZHANG Yelong1, SONG Pengfei1, ZHOU Wei1, WANG Gang1, XU Yong1, WENG Likui1, LENG Guanghui2, DING Yulong2   

  1. 1Nanjing Jinhe Energy Materials Company Limited, Nanjing 210047, Jiangsu, China; 2University of Birmingham, Birmingham B15 2TT, UK
  • Received:2017-05-31 Revised:2017-06-23 Online:2017-11-01 Published:2017-11-01
  • Supported by:
    江苏省科技型企业技术创新资金项目(BC2015002)

Abstract:

A 1 MW·h electrical heating system with heat storage was constructed based on an modular design. Both a composite phase change material and a magnesium iron oxide based material were used as heat storage materials. The results showed that the composite phase change material outperformed the metal oxide based storage material under the same testing conditions. Based on the results of the 1 MW·h system, a 36 MW·h system was designed, constructed and tested. Similar performance was obtained.

Key words: electrical heating, heat storage, composite phase change materials