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A framework for waste heat energy recovery within data centre

  • Yang Luo
  • , John Andresen
  • , Henry Clarke
  • , Matthew Rajendra
  • , Mercedes Maroto-Valer*
  • *Corresponding author for this work
  • Heriot-Watt University
  • Dearman Engine Company
  • Submersify Corporation

Research output: Contribution to journalConference articlepeer-review

13 Citations (Scopus)

Abstract

Data Centres are emerging as a large industrial sector, consuming three percent of the global electricity supply while contributing for two percent of total greenhouse gas emissions, with as much as half ultimately wasted as heat. Consequently, research has focused on technologies for harvesting this waste heat energy. A framework and its accompanying decision support tool is presented which identifies the compatibility of waste heat source(s) and sink(s), exergy balance and temporal availability, along with economic and environmental benefits of available heat exchanger technologies to propose a streamlined and optimised heat recovery strategy. Substantial improvement in data centre energy efficiency together with reduction in payback time for heat recovery has been demonstrated in the included case study.

Original languageEnglish
Pages (from-to)3788-3794
Number of pages7
JournalEnergy Procedia
Volume158
DOIs
Publication statusPublished - 2019
Externally publishedYes
Event10th International Conference on Applied Energy, ICAE 2018 - Hong Kong, China
Duration: 22 Aug 201825 Aug 2018

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Data centre
  • Energy efficiency
  • Environment
  • Sustainable development
  • Waste heat recovery

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