| Long-Term Detailed Monitoring and Energy Performance Evaluation of a Ground Source Heat Pump System. A Study Case in Catalonia |
Ignasi HERMS, Jordi GARCÃA-CÉSPEDES, ARNÓ, José Juan DE FELIPE |
Geothermal Heat Pumps |
Ground source heat pump, Seasonal performance, Monitoring system, data-driven diagnostics, data-driven fault detection |
World Geothermal Congress |
2020 |
English |
| THM Experiments for the Investigation of Freeze-Thaw Processes Around Borehole Heat Exchanger Systems |
Jan Christopher HESSE, Jan-Henrik KUPFERNAGEL, Markus SCHEDEL, Bastian WELSCH, Lutz MÃœLLER, Ingo SASS |
Geothermal Heat Pumps |
freeze-thaw processes, unfrozen water content, THM, shallow geothermal systems |
World Geothermal Congress |
2020 |
English |
| Thermal and Fluid Processes in Close-Loop Geothermal System Using CO2 as Heat Transmission Fluid |
Zixu HU, Tianfu XU, Bo FENG, Guanhong FENG, Fengyu LI |
Geothermal Heat Pumps |
CO2 geothermal; heat transmission fluid; closed-loop geothermal system; wellbore–reservoir model; numerical simulation |
World Geothermal Congress |
2020 |
English |
| Implementing a Geothermal Heat Pump in a School in Coyhaique, Chile |
Nicolás HURTADO, Nicolás PEREZ-ESTAY, Pablo VALDENEGRO, Diego ARAVENA, Diego MORATA |
Geothermal Heat Pumps |
southern Chile, geothermal heat pump, geothermal open loop, school, electrical resistivity methods |
World Geothermal Congress |
2020 |
English |
| Experimental Study on the Impact of Two-Pipe and Four-Pipe Series-Mode Layout on the Heat Transfer in Thermal Response Test for Geothermal Heat Pump Project in Qanavat, Iran |
Aidin KAHRABI, Saeed SHAYAMEHR, Fateme MOHAMMADI |
Geothermal Heat Pumps |
Geothermal heat pump, thermal response test, Qanavat, Iran, series configuration, four-pipe layout |
World Geothermal Congress |
2020 |
English |
| HEATSTORE – Underground Thermal Energy Storage (UTES) – State of the Art, Example Cases and Lessons Learned |
Anders J. KALLESOEE, Thomas VANGKILDE-PEDERSEN, Jan E. NIELSEN, Guido BAKEMA, Patrick EGERMANN, Charles MARAGNA, Florian HAHN, Luca GUGLIELMETTI and Joris KOORNNEEF |
Geothermal Heat Pumps |
Heat storage, energy storage, HT-ATES, HT-BTES, PTES, MTES |
World Geothermal Congress |
2020 |
English |
| Managing Urban Shallow Geothermal Energy (Preliminary Results of the MUSE Project) |
Maciej R. KÅONOWSKI, Ignasi HERMS, Gregor GOETZL, StaÅ¡a BOROVIĆ, Cornelia STEINER, Alejandro GARCÃA-GIL, Claus DITLEFSEN, David BOON, Fernanda VELOSO, Estelle PETITCLERC, Mitja JANŽA, Mikael ERLSTRÖM, Jan HOLEÄŒEK, Natalya H. HUNTER WILLIAMS, Vincent P. VANDEWEIJER, Radovan ÄŒERNAK, Boris MALYUK |
Geothermal Heat Pumps |
GeoERA, MUSE, GIP-P, shallow geothermal energy (SGE), management, resources |
World Geothermal Congress |
2020 |
English |
| Effect of Geological Formations on Thermal Performance Modelling of a Deep Borehole |
Sevan KARABETOGLU, Z. Fatih OZTURK, Ayse KASLILAR, Christopher JUHLIN, Altug SISMAN |
Geothermal Heat Pumps |
deep borehole, thermal performance, formation effects |
World Geothermal Congress |
2020 |
English |
| Emulated Borehole Heat Exchanger for Comparison of Different TRT Units |
Hanne KARRER, Immo KÖTTING, Peter OSGYAN, Gloria STREIB, Thomas BEIKIRCHER |
Geothermal Heat Pumps |
thermal response test, emulated borehole heat exchanger, shallow geothermal |
World Geothermal Congress |
2020 |
English |
| Long-term Operation Management of a Hybrid Ground Source Heat Pump System Combined with a Cooling Tower by Using an Autonomic Optimum Control System in Cooling-dominant Region |
Takao KATSURA, Yasushi NAKAMURA, Yoshitaka SAKATA, Katsunori NAGANO |
Geothermal Heat Pumps |
Hybrid ground source heat pump system, long-term operation management, autonomic optimum control system |
World Geothermal Congress |
2020 |
English |
| Snow Melting System Using Spring Water from Tunnel Construction in the Mountain Area of Japan |
Masahiko KATSURAGI |
Geothermal Heat Pumps |
Snow Melting System, Groundwater, Heat pump, Environmental friendly |
World Geothermal Congress |
2020 |
English |
| Numerical Simulations of a Hybrid Geothermal Heat Pump System |
Seongkyun KIM, Byoung-Ohan SHIM, Youngmin LEE |
Geothermal Heat Pumps |
numerical simulation, hybrid, geothermal heat pump |
World Geothermal Congress |
2020 |
English |
| Impact of Freeze-Thaw Cycles on Borehole Heat Exchangers -- a Holistic Experimental Approach |
Jan-Henrik KUPFERNAGEL, Jan Christopher HESSE, Bastian WELSCH, Markus SCHEDEL, Lutz MUELLER, Ingo SASS |
Geothermal Heat Pumps |
freeze-thaw cycles, borehole heat exchanger, grout, hydraulic conductivity |
World Geothermal Congress |
2020 |
English |
| Comparison Between Different Generations of BTES (Borehole Thermal Energy Storage) and Geothermal Heat Pumps |
R. LAUTKANKARE, T. SIVULA, J.B. MARTINKAUPPI |
Geothermal Heat Pumps |
btes, geothermal heat pumps, borehole thermal energy storage |
World Geothermal Congress |
2020 |
English |
| Performance Evaluation of Borehole Thermal Energy Storage Systems Through Energy and Exergy Analysis |
Alberto LAZZAROTTO, Willem MAZZOTTI PALLARD, Mohammad ABUASBEH, José ACUÑA |
Geothermal Heat Pumps |
borehole thermal energy storage, performance, exergy analysis |
World Geothermal Congress |
2020 |
English |
| Migration Experiment of the Leaked Pollutants in Borehole Heat Exchangers |
Haiyan LEI, Wei GUO, Chuanshan DAI |
Geothermal Heat Pumps |
Borehole heat exchanger, sand tank, temperature boundary, pollutant; migration |
World Geothermal Congress |
2020 |
English |
| Grouting Quality of Borehole Heat Exchangers |
Tim LUTZ, Yannick REDUTH |
Geothermal Heat Pumps |
grouting, quality, ground water flow, filtration, NPI |
World Geothermal Congress |
2020 |
English |
| Optimum Operation of the Open-loop Systems of Ground Source Heat Pump by the Controlled Pumping Water Flow Rate |
Ichiro MASAKI, Tomoyuki OHTANI, Yoshiro SHIBA, Koji TANIFUJI |
Geothermal Heat Pumps |
optimum operation, open-loop systems, ground source heat pump, SCOP |
World Geothermal Congress |
2020 |
English |
| Use of Cross g-functions to Calculate Interference Between Ground Heat Exchangers Used in Ground-source Heat Pump Systems |
Matt S. MITCHELL, Jeffrey D. SPITLER, Signhild E.A. GEHLIN |
Geothermal Heat Pumps |
ground-source heat pump systems, ground heat exchangers |
World Geothermal Congress |
2020 |
English |
| Economic Analysis of Semi-Open Loop Ground Source Heat Pump Systems in Different Parts of Japan |
Saeid MOHAMMADZADEH BINA, Hikari FUJII, Shunsuke TSUYA, Younes NOOROLLAHI, Hadi FARABI |
Geothermal Heat Pumps |
Heat pump, FEFLOW, Semi-open loop, Japan |
World Geothermal Congress |
2020 |
English |