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Numerical Study of Soil Saturation Effects on the Thermal Performance of a Horizontal Geothermal Heat Exchanger Cover

Numerical Study of Soil Saturation Effects on the Thermal Performance of a Horizontal Geothermal Heat Exchanger

Open Access
|Jul 2025

References

  1. LUND, J.W. – BOYD, T.L.: Direct Utilization of Geothermal Energy 2015 Worldwide Review, Geothermics, Vol. 60, 2016, pp. 66–93.
  2. SELF, S. – REDDY, B.V. – ROSEN, M.A.: Geothermal Heat Pump Systems: Status Review andComparison with Other Heating Options, Applied Energy, Vol. 101, 2013, pp. 341–348.
  3. WU, W. – SKYE, H.M.: Progress in Ground-source Heat Pumps Using Natural Refrigerants, International Journal of Refrigeration, Vol. 92, 2018, pp. 8-18.
  4. GARBER-SLAGHT, R.: Performance Considerations for Ground Source Heat Pumps in Cold Climates: Preprint, National Renewable Energy Laboratory, 2021, NREL/CP-5600-79479.
  5. AKINDIPE, D. – WITTER, E. – PRILLIMAN, M.: Variability in Diurnal and Seasonal Ambient Conditions on Geothermal Plant Performance and Cost, National Renewable Energy Laboratory, 2023, NREL/CP-5700-86995.
  6. SPITLER, J.D. – GEHLIN, S.E.A.: Thermal Response Testing for Ground Source Heat Pump Systems – An Historical Review, Renewable and Sustainable Energy Reviews, Vol. 50, 2015, pp. 1125–1137.
  7. GAO, W. – MASUM, S. – JIANG, L.: Technical Performance Comparison of Horizontal and Vertical Ground-Source Heat Pump Systems, Journal of GeoEnergy, 2023, Article 6106360.
  8. WANG, S. – JI, Y. – HE, S. – GAO, J. – WANG, Y. – CAI, X.: Study on heat transfer performance of a ground heat exchanger under different heat transfer mechanisms, Case Studies in Thermal Engineering, Vol. 51, 2023, 103571.
  9. HU, L. – RIZVI, Z.H. – TOBBER, L. – WUTTKE, F.: Thermal Performance of Three Horizontal Ground Heat Exchanger Systems: Comparison of Linear-Loop, Spiral-Coil and Slinky-Coil Arrangements, Frontiers in Energy Research, 2023, Vol. 11.
  10. ZHU, H.: Numerical Simulation of Temperature Field Around Buried Pipes of Ground Source Heat Pumps Based on Mathematical Models, Thermal Science, Vol. 28, No. 2B, 2024, pp. 1441–1448.
  11. DI SIPIO, E. – BERTERMANN, D.: Factors Influencing the Thermal Efficiency of Horizontal Ground Heat Exchangers, Energies, Vol. 10, No. 11, 2017, 1897.
  12. ALI, M.H. – KARIYA, K. – MIYARA, A.: Performance Analysis of Slinky Horizontal Ground Heat Exchangers for a Ground Source Heat Pump System, Resources, Vol. 6, No. 4, 2017, 56.
  13. ZOU, H. – PEI, P. – WANG, C. – HAO, D.: A Numerical Study on Heat Transfer Performances of Horizontal Ground Heat Exchangers in Ground-Source Heat Pumps, PLoS ONE, Vol. 16, No. 5, 2021, e0250583.
  14. CONGEDO, P.M. – COLANGELO, G. – STARACE, G.: CFD simulations of horizontal ground heat exchangers: A comparison among different configurations, Applied Thermal Engineering, Vol. 33-34, 2012, pp. 24–32.
  15. OMRAN, H.E. – HUSSAIN, T.A. – HACHIM, D.M.: Study of Two Layers Horizontal Ground Heat Exchanger Performance Under a Different Operation Mode, IOP Conference Series: Materials Science and Engineering, Vol. 928, 2020, 022043.
  16. NEUPAUER, P. – PATER, J.: Study of Ground Heat Exchangers in the Form of Parallel Loops at Various Depths, E3S Web of Conferences, Vol. 44, 2018, 00073.
  17. CUI, Q. – SHI, Y. – ZHANG, Y. – WU, R. – JIAO, Y.: Comparative Study on the Thermal Performance and Economic Efficiency of Vertical and Horizontal Ground Heat Exchangers, Advances in Geo-Energy Research, Vol. 7, No. 1, 2023, pp. 7–19.
  18. LIU, X. – LI, C. – ZHANG, G. – ZHANG, L. – WEI, B.: Numerical Investigation on Energy Efficiency of Heat Pump with Tunnel Lining Ground Heat Exchangers under Building Cooling, Buildings, Vol. 11, 2021, 611.
  19. YERDESH, Y. – AMANZHOLOV, T. – ALIULY, A. – SEITOV, A. – TOLEUKHANOV, A. – MURUGESAN, M. – BOTELLA, O. – FEIDT, M. – WANG, H.S. – TSOY, A. – BELYAYEV, Y.: Experimental and Theoretical Investigations of a Ground Source Heat Pump System for Water and Space Heating Applications in Kazakhstan, Energies, 2022, arXiv:2211.07693.
  20. YOON, S. – LEE, S.R.: Life Cycle Cost Analysis and Smart Operation Mode of Ground Source Heat Pump System, Smart Structures and Systems, Vol. 16, No. 4, 2015, pp. 743–758.
  21. HARRIS, M. – LEE, K.: Reverse Cycle Operation of Geothermal Heat Pumps, Geothermal Resources Council Transactions, Vol. 40, 2016, pp. 327–338.
  22. SALHEIN, K. – KOBUS, C.J. – ZOHDY, M. – ANNEKAA, A.M. – ALHAWSAWI, E.Y. – ALGHENNAI, S.: Heat Transfer Performance Factors in a Vertical Ground Heat Exchanger for a Geothermal Heat Pump System, Energies, Vol. 17, No. 19, 2024, 5003.
  23. TINTI, F. – STRPIC, K. – KASMAEE, S. – FOCACCIA, S. – BEDESCHI, E. – VERDECCHIA, A. – BARBARESI, A. – MACINI, P.: Performance Comparison Between a Typical Very Shallow and an Innovative Configuration of Ground Heat Exchangers, Proceedings of the European Geothermal Congress (EGC 2019), Den Haag, The Netherlands, 2019, 11-14 June 2019.
  24. ABU-HAMDEH, N.H.: Thermal Conductivity of Soils as Affected by Moisture Content, Biosystems Engineering, Vol. 86, 2003, pp. 97–102.
  25. ZHANG, H. – WU, Y.: Nonlinear Influence of Soil Moisture on Ground Heat Transfer, Computers and Geotechnics, Vol. 121, 2020, 103446.
  26. FAROUKI, O.T.: The Thermal Properties of Soils in Cold Regions, Cold Regions Science and Technology, Vol. 5, 1981, pp. 67–75.
  27. KERSTEN, M.S.: Thermal Properties of Soils, Engineering Experiment Station Bulletin No. 28, University of Minnesota, 1949.
  28. LU, S. – HORTON, R. – REN, T.: An Empirical Model for Estimating Soil Thermal Conductivity from Texture, Water Content, and Bulk Density, Soil Science Society of America Journal, Vol. 78, No. 5, 2014, pp. 1432–1441.
  29. VIEIRA, F.P. – GUIMARÃES, S.N.P. – GOMES, J.L.S. – HAMZA, V.M.: Geothermal Resources of the European Continent: A Regional Assessment, International Journal of Terrestrial Heat Flow and Applied Geothermics, Vol. 6, No. 1, 2023, pp. 11-18. ENGLISH, J.M. – ENGLISH, K.L. – DUNPHY, R.B. – BLAKE, S. – WALSH, J. – RAINE, R. –
  30. VAFEAS, N.A. – SALGADO, P.R.: An Overview of Deep Geothermal Energy and Its Potential on the Island of Ireland, First Break, Vol. 41, No. 2, 2023, pp. 33-43.
  31. HU, L. – RIZVI, Z.H. – TOBBER, L. – WUTTKE, F.: Thermal Performance of Three Horizontal Ground Heat Exchanger Systems: Comparison of Linear-Loop, Spiral-Coil, and Slinky-Coil Arrangements, Frontiers in Energy Research, Vol. 11, 2023, Article 1188506.
  32. ZOU, H. – PEI, P. – WANG, C. – HAO, D.: A Numerical Study on Heat Transfer Performances of Horizontal Ground Heat Exchangers in Ground-Source Heat Pumps, PLoS ONE, Vol. 16, No. 5, 2021, e0250583.
  33. CONGEDO, P.M. – LORUSSO, C. – DE GIORGI, M.G. – MARTI, R. – D’AGOSTINO, D.: Horizontal Air-Ground Heat Exchanger Performance and Humidity Simulation by Computational Fluid Dynamic Analysis, Energies, Vol. 9, 2016, 930.
  34. SMITH, J. – LIU, R. – WANG, T.: Efficient Finite Element Modeling of Shallow Geothermal Systems, IEEE Transactions on Thermal Science and Engineering, Vol. 47, No. 3, 2021, pp. 512–523.
  35. ZHANG, L.: Coupled Soil Heat and Moisture Transfer – A Simplified Soil Energy and Hydrologic Model, master’s Thesis, Duke University, 2020.
  36. MOHYLA, M. – HRUBESOVA, E. – MARTINKAUPPI, B. – MÄKIRANTA, A. – TUOMI, V.: Numerical Simulation of the Thermal Response of Seabed Sediments to Geothermal Cycles in Suvilahti, Finland, Renewable Energy, Vol. 221, 2024, 119770.
  37. OBERDORFER, P.: Heat Transport Phenomena in Shallow Geothermal Boreholes - Development of a Numerical Model and a Novel Extension for the Thermal Response Test Method by Applying Oscillating Excitations, PhD Thesis, 2014.
  38. BIGDELOU, P. – POURFAYAZ, F. – NOOROLLAHI, Y.: Investigating the Effect of Soil Type and Moisture on the Performance of a Ground Source Heat Pump System Used for a Greenhouse in Iran, Journal of Thermal Science and Engineering Applications, Vol. 11, No. 1, 2018, 011009.
  39. SERAGELDIN, A.A. – RADWAN, A. – SAKATA, Y. – KATSURA, T. – NAGANO, K.: The Effect of Groundwater Flow on the Thermal Performance of a Novel Borehole Heat Exchanger for Ground Source Heat Pump Systems: Small Scale Experiments and Numerical Simulation, Energies, Vol. 13, No. 6, 2020, 1418.
  40. LI, S. – ZHANG, Y. – WANG, J. – ZHANG, X.: Effect of Soil Moisture Content on Thermal Performance of Ground Source Heat Pump Systems, Energy Reports, Vol. 10, 2023, pp. 3914–3925.
  41. HU, L. – RIZVI, Z.H. – TOBBER, L. – WUTTKE, F.: Thermal Performance of Three Horizontal Ground Heat Exchanger Systems: Comparison of Linear-Loop, Spiral-Coil and Slinky-Coil Arrangements, Frontiers in Energy Research, Vol. 11, 2023, Article 1188506.
  42. RAJEEV, P. – CHAN, D. – KODIKARA, J.: Ground–Atmosphere Interaction Modelling for Long-Term Prediction of Soil Moisture and Temperature, Canadian Geotechnical Journal, Vol. 49, No. 9, 2012, pp. 1015–1032.
  43. RUHIG, R. – RUHIGOVÁ, E.: Effect of Glazed Loggias on the Energy Efficiency of a T08b Prefabricated Dwelling – A Case Study, Slovak Journal of Civil Engineering, Vol. 29, No. 3, 2021, pp. 41-50.
  44. CUI, Q. – SHI, Y. – ZHANG, Y. – WU, R. – JIAO, Y.: Comparative Study on the Thermal Performance and Economic Efficiency of Vertical and Horizontal Ground Heat Exchangers, Advances in Geo-Energy Research, Vol. 7, No. 1, 2023, pp. 7–19.
  45. SANNER, B. – HELLSTRÖM, G. – SPITLER, J. – GEHLIN, S.: Thermal Response Test – Current Status and World-Wide Application, Proceedings of World Geothermal Congress, 2005, pp. 1–9.
  46. MELINE, L.: Geothermal Heat Pumps—Simply Efficient, ASHRAE Transactions, Vol. 125, Part 2, 2019, pp. 568–576.
  47. FOUAD, H.M. – MAHMOUD, A.H. – MOUSSA, R.R.: Effect of a Geothermal Heat Pump System on Cooling Residential Buildings in a Hot, Dry Climate, HBRC Journal, Vol. 19, No. 1, 2023, pp. 483–507.
  48. DE VRIES, D.A.: Thermal Properties of Soils and Energy Balance, Soil Science, Vol. 119, 1975, pp. 122–129.
  49. GAWECKA, K.A. – TABORDA, D.M.G. – POTTS, D.M. – SAILER, E. – CUI, W. – ZDRAVKOVIĆ, L.: Finite-Element Modeling of Heat Transfer in Ground Source Energy Systems with Heat Exchanger Pipes, International Journal of Geomechanics, Vol. 20, Issue 5, 2020, Article 04020046.
  50. HAO, J. – JIA, G. – MA, Z. – ZHANG, Z. – MA, C. – CHENG, C. – JIN, L.: A Review of Geothermal Energy Coupled Hybrid System for Building Heat Supply, Renewable Energy Reviews, Vol. 10, No. 5, 2024, pp. 234–246.
  51. MALACAS, J.D. – CERTEZA, L.V.R. – ALFONSO, B.A. – VALENCIA, C.P.: Heat Transfer Optimization in a Horizontal Helical-Shaped Ground Heat Exchanger Through Response Surface Methodology, IOP Conference Series: Earth and Environmental Science, Vol. 1094, 2022, 012008.
  52. KREMERS, E.: Intelligent Local Energy Management Through Market Mechanisms: Driving the German Energy Transition from the Bottom-Up, 4th Annual CDT Conference in Energy Storage and Its Applications, 2019, University of Southampton, UK.
  53. HE, H. – HE, D. – JIN, J. – SMITS, K.M. – DYCK, M. – WU, Q. – SI, B. – LV, J.: Room for Improvement: A Review and Evaluation of 24 Soil Thermal Conductivity Parameterization Schemes Commonly Used in Land-Surface, Hydrological, and Soil-Vegetation-Atmosphere Transfer Models, Earth-Science Reviews, Vol. 211, 2020, 103419.
  54. BASOK, B. – DAVYDENKO, B. – KOSHLAK, H. – NOVIKOV, V.: Free Convection and Heat Transfer in Porous Ground Massif during Ground Heat Exchanger Operation, Materials (Basel), Vol. 15, No. 14, 2022, 4843.
  55. JAEGER, J.C.: Application of the Theory of Heat Conduction to Geothermal Measurements, Geophysical Monograph Series, Vol. 8, 2013, pp. 7-14.
  56. TAN, K.K. – SAM, T. – JAMALUDIN, H.: The Onset of Transient Convection in Bottom Heated Porous Media, International Journal of Heat and Mass Transfer, Vol. 46, No. 15, 2003, pp. 2857-2873.
  57. HENNICHE, R. – KORICHI, A.: Mixed and Forced Convection Heat Transfer in Baffled Channels: A Brief Review, Journal of Heat and Mass Transfer Research, Vol. 12, No. 1, 2025, pp. 15-28.
  58. GIRAULT, V. – RIVIÈRE, B.: DG Approximation of Coupled Navier–Stokes and Darcy Equations by Beaver–Joseph–Saffman Interface Condition, SIAM Journal on Numerical Analysis, Vol. 46, No. 3, 2008, pp. 1203–1222.
  59. SCHNEIDER, G.E.: An Investigation Into the Heat Loss Characteristics of Buried Pipes, Journal of Heat Transfer, Vol. 107, No. 3, 1985, pp. 696-699.
  60. RIVERA, J.A. – BLUM, P. – BAYER, P.: Ground Energy Balance for Borehole Heat Exchangers: Vertical Fluxes, Groundwater, and Storage, Renewable Energy.
  61. REINHOLDT, L. – KRISTÓFERSSON, J. – ZÜHLSDORF, B. – ELMEGAARD, B. – JENSEN, J. – OMMEN, T. – JØRGENSEN, P. H.: Heat Pump COP, Part 1: Generalized Method for Screening of System Integration Potentials, Refrigeration Science and Technology, 2018, pp. 1207–1213.
  62. WANG, P. – WANG, Y. – GAO, W. – XU, T. – WEI, X. – SHI, C. – QI, Z. – BAI, L.: Uncovering the Efficiency and Performance of Ground-Source Heat Pumps in Cold Regions: A Case Study of a Public Building in Northern China, Buildings, Vol. 13, No. 6, 2023, 1564.
  63. LI, B. – HAN, Z. – BAI, C. – HU, H.: The Influence of Soil Thermal Properties on the Operation Performance of Ground Source Heat Pump Systems, Renewable Energy, Vol. 141, 2019, pp. 903-913.
  64. TELGOZHAYEVA, F. – ARICI, M. – KUNELBAYEV, M. – SHAKEN, Y. et al.: A Mathematical Model of an Automated Control System for Heat Regulation in a Building, WSEAS Transactions on Systems and Control, Vol. 18, 2023, pp. 231-242.
  65. RUSAK, D. – KARPIEL, G. – KUŁAKOWSKI, K.: The Architecture of a Real-Time Control System for Heating Energy Management in the Intelligent Building, Energies, Vol. 14, No. 17, 2021, 5402.
  66. KOOHI-FAYEGH, S. – ROSEN, M.A.: Long-Term Study of Vertical Ground Heat Exchangers with Varying Seasonal Heat Fluxes, Geothermics, Vol. 75, 2018, pp. 15-25.
  67. CUI, W. – GAWECKA, K. – TABORDA, D.M.G. – ZDRAVKOVIC, L. et al.: Time-Step Constraints in Transient Coupled Finite Element Analysis, International Journal for Numerical Methods in Engineering, Vol. 106, No. 12, 2015.
  68. LORANTY, M.M. – ABBOTT, B.W. – BLOK, D. – et al.: Changing Ecosystem Influences on Soil Thermal Regimes in Northern High-Latitude Permafrost Regions, Biogeosciences, Vol. 15, 2018, pp. 5287–5313.
  69. SLAVKOV, J. – TOMAJKOVÁ, D. – BRČEK, M. – MIČA, L.: Energy Potential of the Bratislava Neogene, Civil and Environmental Engineering, Vol. 20, Issue 2, 2024, pp. 1055–1064, doi: 10.2478/cee-2024-0076.
  70. WAHEED, M. – ASMAEL, N.: Assessment of the Numerical Behavior of Remolded and Undisturbed Clayey Soil, Civil and Environmental Engineering, Vol. 20, Issue 2, 2024, pp. 742–753, doi: 10.2478/cee-2024-0056.
  71. MOSALLAEI, A. – MAHLER, A.: Calibration of Hypoplastic Parameters for Danube Sand, Slovak Journal of Civil Engineering, Vol. 32, No. 1, 2024, pp. 36-45.
  72. BARTOLINI, N. – CASASSO, A. – BIANCO, C. – SETHI, R.: Environmental and Economic Impact of the Antifreeze Agents in Geothermal Heat Exchangers, Energies, Vol. 13, No. 21, 2020, 5653.
  73. SELVAM, C. – MOHAN LAL, D. – SIVASANKARAN HARISH, H.: Thermophysical Properties of Ethylene Glycol-Water Mixture Containing Silver Nanoparticles, Journal of Mechanical Science and Technology, Vol. 30, No. 3, 2016, pp. 1271–1279.
  74. SAID, Z. – JAMEI, M. – SYAM SUNDAR, L. – et al.: Thermophysical Properties of Water, Water and Ethylene Glycol Mixture-Based Nanodiamond+Fe3O4 Hybrid Nanofluids: An Experimental Assessment and Application of Data-Driven Approaches, Journal of Molecular Liquids, Vol. 347, 2021, 117944.
  75. BANISHARIF, A. – AGHAJANI, M. – VAN VAERENBERGH, S. – ESTELLÉ, P. – RASHIDI, A.: Thermophysical Properties of Water Ethylene Glycol (WEG) Mixture-Based Fe3O4 Nanofluids at Low Concentration and Temperature, Journal of Molecular Liquids, Vol. 302, 2020, 112606.
DOI: https://doi.org/10.2478/cee-2025-0074 | Journal eISSN: 2199-6512 | Journal ISSN: 1336-5835
Language: English
Page range: 974 - 989
Published on: Jul 2, 2025
Published by: University of Žilina
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year

© 2025 Bahman Zarazvand, Jana Frankovska, Miloslav Kopecky, published by University of Žilina
This work is licensed under the Creative Commons Attribution 4.0 License.