Vertical temperature profiles and borehole resistance in a U-tube borehole heat exchanger

Geothermics

Volumn 44, Issue , 2012, Pages 23-32

  Beier, Richard A ^a   Acuña, José ^b   Mogensen, Palne ^c   Palm, Björn ^b  

^a Oklahoma State University   (United States)

^b ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

^c Palne Mogensen AB   (Sweden)

Author keywords

Borehole heat transfer; Borehole thermal resistance; Ground thermal conductivity; Ground source heat pump; Thermal response test

Indexed keywords

ANALYSIS METHOD; BOREHOLE HEAT EXCHANGERS; BOREHOLE RESISTANCES; GENERAL APPROACH; GROUND THERMAL CONDUCTIVITY; GROUND-SOURCE HEAT PUMP; IN-SITU; IN-SITU TEST; MEAN TEMPERATURE; OUTLET TEMPERATURE; THERMAL RESPONSE TEST; VERTICAL BOREHOLE; VERTICAL TEMPERATURE PROFILE;

BOREHOLES; TEMPERATURE MEASUREMENT; TUBES (COMPONENTS);

THERMAL CONDUCTIVITY;

ANALYTICAL METHOD; BOREHOLE; HEAT TRANSFER; NUMERICAL MODEL; TEMPERATURE PROFILE; THERMAL CONDUCTIVITY;

EID: 84865569464     PISSN: 03756505     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.geothermics.2012.06.001     Document Type: Article

References (28)

1. Acuña J., Mogensen P., Palm B. Distributed thermal response test on a U-pipe borehole heat exchanger. Proceedings of 11th International Conference on Energy Storage EFFSTOCK 2009, Paper 18, 8 pp.
2. Acuña, J., 2010. Improvements of U-pipe borehole heat exchangers. Licentiate Thesis. School of Industrial Engineering and Management, Royal Institute of Technology, Stockholm, Sweden.
3. Austin W.A., Yavuzturk C., Spitler J.D. Development of an in situ system for measuring ground thermal properties. ASHRAE Transactions 2000, 106(Part 1):365-379.
4. Beier R.A. Vertical temperature profile in ground heat exchanger during in situ test. Renewable Energy 2011, 36:1578-1587.
5. Carslaw H.S., Jaeger J.C. Conduction of Heat in Solids 1959, Oxford University Press, New York, NY, USA, pp. 261-263. second ed.
6. Du C., Chen Y. An average fluid temperature to estimate borehole thermal resistance of ground heat exchanger. Renewable Energy 2011, 36:1880-1885.
7. Diao N.R., Zeng H.Y., Fang Z.H. Improvement in modeling of heat transfer in vertical ground heat exchangers. HVAC&R Research 2004, 10:459-470.
8. Eklöf, C., Gehlin, S., 1996. TED - a mobile equipment for thermal response test. Master Thesis. Luleå University of Technology, Strömsund, Sweden.
9. Fujii H., Okubo H., Nishi K., Itoi R., Ohyama K., Shibata K. An improved thermal response test for U-tube ground heat exchanger based on optical fiber thermometers. Geothermics 2009, 38:399-406.
10. Gehlin S., Spitler J.D. Thermal response test for BTES applications - state of the art 2001. Proceedings of 9th International Conference of Thermal Energy Storage 2003, 381-387.
11. Gustafsson A.M., Westerlund L., Hellström G. CFD-modeling of natural convection in groundwater-filled borehole heat exchanger. Applied Thermal Engineering 2010, 30:683-691.
12. Hellström, G., 1991. Ground heat storage; thermal analysis of duct storage systems. PhD Thesis. University of Lund, Lund, Sweden, 310 pp.
13. Ingersoll L.P., Plass H.J. Theory of ground pipe heat sources for the heat pump. ASHVE Transactions 1948, 54:339-348.
14. Kavanaugh, S.P., 1985. Simulation and experimental verification of vertical ground-coupled heat pump systems. PhD Thesis. Oklahoma State University, Stillwater, OK, USA.
15. Lamarche L., Kajl S., Beauchamp B.A. A review of methods to evaluate borehole thermal resistances in geothermal heat-pump systems. Geothermics 2010, 39:187-200.
16. Marcotte D., Pasquier P. On the estimation of thermal resistance in borehole thermal conductivity test. Renewable Energy 2008, 33:2407-2415.
17. Melinder, Å., 2007. Thermophysical properties of aqueous solutions used as secondary working fluids. Doctoral Thesis. Royal Institute of Technology, Stockholm, Sweden.
18. Mogensen P. Fluid to duct wall heat transfer in duct system heat storages. Proceedings of the International Conference on Subsurface Heat Storage in Theory and Practice 1983, 652-657.
19. Raymond J., Robert G., Therrien R., Gosselin L. A novel thermal response test using heating cables. Proceedings of the World Geothermal Congress 2010, 8 pp.
20. Raymond J., Therrien R., Gosselin L. Borehole temperature evolution during thermal response tests. Geothermics 2011, 40:69-78.
21. Raymond J., Therrien R., Gosselin L., Lefebvre R. A review of thermal response test analysis using pumping test concepts. Ground Water 2011, 49:932-945.
22. Sanner S., Hellström G., Spitler J., Gehlin S. Thermal response test - current status and world-wide application. Proceedings of the World Geothermal Congress 2005, 9 pp.
23. Schneider P.J. Conduction. Handbook of Heat Transfer Fundamentals 1985, 162-165. McGraw-Hill, New York, NY, USA. second ed. W.M. Rohsenow, J.P. Harnett, E.N. Ganić (Eds.).
24. Spiegel M.R. Applied Differential Equations 1967, Prentice Hall, Englewood Cliffs, NJ, USA. second ed.
25. Witte H.J.L., van Gelder G.J., Spitler J.D. In situ measurement of ground thermal conductivity: a Dutch perspective. ASHRAE Transactions 2002, 108(Part 1):263-272.
26. Yang H., Cui P., Fang Z. Vertical-borehole ground-coupled heat pumps: a review of models and systems. Applied Energy 2010, 87:16-27.
27. Yang W., Shi M., Liu G., Chen Z. A two-region simulation model of vertical U-tube ground heat exchanger and its experimental verification. Applied Energy 2009, 86:2005-2012.
28. Zeng H., Diao N., Fang Z. Heat transfer analysis of boreholes in vertical ground heat exchangers. International Journal of Heat and Mass Transfer 2003, 46:4467-4481.