Investigating the effects of influencing factors on deep U-type borehole heat exchanger by using Taguchi method

  • Tianan Zhang
  • , Jinghua Jiang
  • , Fenghao Wang
  • , Cong Zhou
  • , Boyang Liu
  • , Wanlong Cai

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In this paper, the Taguchi method is used to evaluate the influence of five influencing parameters on the heat extraction performance of deep U-type borehole heat exchanger. The five influencing parameters are the outer diameter of heat exchanger, geotechnical thermal conductivity, geothermal gradient, specific heat capacity of soil and flow rate. The level of each factor is set according to the actual problem, and the significance of the influence of parameters is given by the method of signal-to-noise ratio. For the evaluation index of outlet water temperature T, the influence significance is A1 (S/N=30.02), E1 (S/N=30.10), B3 (S/N=29.95), C3 (S/N=29.81) and D1 (S/N=29.51). For the evaluation index of accumulated heat extraction Q, the influence significance is B3 (S/N=41.58), C3 (S/N=40.87), A3 (S/N=41.00), E3 (S/N=40.64) and D3 (S/N=40.45).

Original languageEnglish
Title of host publicationProceedings - 2022 Power System and Green Energy Conference, PSGEC 2022
EditorsGuojie Li, Zhigang Li
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages457-461
Number of pages5
ISBN (Electronic)9781665499934
DOIs
StatePublished - 2022
Event2022 Power System and Green Energy Conference, PSGEC 2022 - Shanghai, China
Duration: 25 Aug 202227 Aug 2022

Publication series

NameProceedings - 2022 Power System and Green Energy Conference, PSGEC 2022

Conference

Conference2022 Power System and Green Energy Conference, PSGEC 2022
Country/TerritoryChina
CityShanghai
Period25/08/2227/08/22

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

  • Deep U-type borehole heat exchanger
  • Heating extraction performance
  • Numerical simulation
  • Taguchi method

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