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Experimental study on a ground source heat pump system in cold area

  • Liu Yi*
  • , Yaxuan Wang
  • , Yaning Zhang
  • *Corresponding author for this work
  • Harbin University of Commerce
  • Heilongjiang Bayi Agricultural University
  • School of Energy Science and Engineering, Harbin Institute of Technology

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

Abstract

Experiment of a ground source heat pump system in cold area is studied in this paper. The results indicate that when the operation time increases to 100 hours, COP HP (COP of the heat pump) and COP SYS (COP of the system) decrease from 3.54 and 2.63 to 2.53 and 1.92, respectively. The average values of COP HP and COP SYS are 3.1 and 2.3, respectively. COP HP and COP SYS with 2 compressors at work are 11% and 12.2% higher than COP HP and COP SYS with 4 compressors at work, respectively. The average COP SYS with inverters is 6.42% higher than the COP SYS without inverters.

Original languageEnglish
Title of host publicationFrontiers of Green Building, Materials and Civil Engineering
Pages2566-2571
Number of pages6
DOIs
StatePublished - 2011
Externally publishedYes
Event2011 International Conference on Green Building, Materials and Civil Engineering, GBMCE 2011 - Shangri-La, China
Duration: 22 Aug 201123 Aug 2011

Publication series

NameApplied Mechanics and Materials
Volume71-78
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference2011 International Conference on Green Building, Materials and Civil Engineering, GBMCE 2011
Country/TerritoryChina
CityShangri-La
Period22/08/1123/08/11

Keywords

  • COP
  • COP
  • Ground-source heat pump
  • Inverter controlling
  • Underground heat exchanger

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