Huang P, Lovati M, Zhang X, et al. Transforming a residential building cluster into electricity prosumers in sweden: Optimal design of a coupled pv-heat pump-thermal storage-electric vehicle system. Applied Energy. 2019; 255:113864.
Ahmed N, Assadi M, Ahmed AA, et al. Optimal design, operational controls, and data-driven machine learning in sustainable borehole heat exchanger coupled heat pumps: Key implementation challenges and advancement opportunities. Energy for Sustainable Development. 2023; 74:231–257.
Halilovic S, B¨ottcher F, Kramer SC, et al. Well layout optimization for groundwater heat pump systems using the adjoint approach. Energy Conversion and Management. 2022; 268:116033.
Li E, Zhou Z, Wang H, et al. A global sensitivity analysis assisted sequential optimization tool for plant-fin heat sink design. Engineering Computations. 2019;37(2):591–614.
Tancabel J, Aute V, Klein E, et al. Multi-scale and multi-physics analysis, design optimization, and experimental validation of heat exchangers utilizing high performance, non-round tubes. Applied Thermal Engineering. 2022;216:118965.
Zhang F, Fang M, Pan J, et al. Guide vane profile optimization of pump-turbine for grid connection performance improvement. Energy. 2023; 274:127369.
Mardia KV, Jupp PE. Directional statistics. John Wiley & Sons; 2000.
Jammalamadaka SR, SenGupta A. Topics in circular statistics.World Scientific; 2001.
Pejman R, Keshavarzzadeh V, Najafi AR. Hybrid topology/shape optimization under uncertainty for actively cooled nature-inspired microvascular composites. Computer Methods in Applied Mechanics and Engineering. 2021; 375:113624.
Chaoran W, Xiong Y, Chanjuan H. Operational strategy optimization of an existing ground source heat pump (gshp) system using an xgboost surrogate model. Energy and Buildings. 2024; 318:114444.
Kudela L, ˇ Spil´aˇcek M, Posp´ıˇsil J. Influence of control strategy on seasonal coefficient of performance for a heat pump with low-temperature heat storage in the geographical conditions of central europe. Energy. 2021; 234:121276.
Ranganayakulu C, Seetharamu KN. Compact heat exchangers: Analysis, design and optimization using fem and cfd approach. John Wiley & Sons; 2018.
Akbarzadeh S, Sefidgar Z, Valipour MS, et al. A comprehensive review of research and applied studies on bifunctional heat pumps supplying heating and cooling. Applied Thermal Engineering. 2024;124280.
Xu Z, Li H, Shao S, et al. A semi-theoretical model for energy efficiency assessment of air source heat pump systems. Energy conversion and management. 2021; 228:113667.
Chua KJ, Chou SK, Yang W. Advances in heat pump systems: A review. Applied energy. 2010;87(12):3611–3624.
Ruhnau O, Hirth L, Praktiknjo A. Time series of heat demand and heat pump efficiency for energy system modeling. Scientific data. 2019;6(1):1–10.
Noorollahi Y, Saeidi R, Mohammadi M, et al. The effects of ground heat exchanger parameters changes on geothermal heat pump performance–a review. Applied Thermal Engineering. 2018;129:1645–1658.
Casasso A, Sethi R. Efficiency of closed loop geothermal heat pumps: A sensitivity analysis. Renewable Energy. 2014; 62:737–746.
Chesser M, Lyons P, O’Reilly P, et al. Air source heat pump in-situ performance. Energy and Buildings. 2021; 251:111365.
Singh H, Muetze A, Eames PC. Factors influencing the uptake of heat pump technology by the uk domestic sector. Renewable energy. 2010;35(4):873–878.
Dongellini M, Naldi C, Morini GL. Seasonal performance evaluation of electric air-to-water heat pump systems. Applied Thermal Engineering. 2015;90:1072–1081.
Cai W, Wang F, Chen S, et al. Importance of long-term ground-loop temperature variation in performance optimization of ground source heat pump system. Applied Thermal Engineering. 2022; 204:117945.
Reiners T, Gross M, Altieri L, et al. Heat pump efficiency in fifth generation ultra-low temperature district heating networks using a wastewater heat source. Energy. 2021; 236:121318.
Willem H, Lin Y, Lekov A. Review of energy efficiency and system performance of residential heat pump water heaters.Energy and Buildings. 2017; 143:191–201.
Hu B, Xu S, Wang R, et al. Investigation on advanced heat pump systems with improved energy efficiency. Energy Conversion and Management. 2019; 192:161–170.
Gibb D, Rosenow J, Lowes R, et al. Coming in from the cold: Heat pump efficiency at low temperatures. Joule. 2023; 7(9):1939–1942.
Sarbu I, Sebarchievici C. General review of ground-source heat pump systems for heating and cooling of buildings. Energy and buildings. 2014; 70:441–454.
S´anta R, Garbai L, F¨urstner I. Optimization of heat pump system. Energy. 2015; 89:45–54.
Gao B, Zhu X, Yang X, et al. Operation performance test and energy efficiency analysis of ground-source heat pump systems. Journal of Building Engineering. 2021; 41:102446.
Saeidi R, Karimi A, Noorollahi Y. The novel designs for increasing heat transfer in ground heat exchangers to improve geothermal heat pump efficiency. Geothermics. 2024; 116:102844.
Cheng J, Li N, Wang K. Study of heat-source-tower heat pump system efficiency. Procedia engineering. 2015; 121:915–921.
Corber´an JM, Cazorla-Mar´ın A, Marchante-Avellaneda J, et al. Dual source heat pump, a high efficiency and cost-effective alternative for heating, cooling and dhw production. International Journal of Low-Carbon Technologies. 2018; 13(2):161–176.
Wood C, Liu H, Riffat S. Use of energy piles in a residential building, and effects on ground temperature and heat pump efficiency. G´eotechnique. 2009;59(3):287–290.
Eswiasi A, Mukhopadhyaya P. Critical review on efficiency of ground heat exchangers in heat pump systems. Clean Technologies. 2020;2(2):204–224.
De Le´on-Ruiz J, Carvajal-Mariscal I. Thermal capacity: Additional relative efficiency to assess the overall performance of heat pump-based heating systems. Applied Thermal Engineering. 2019; 159:113841.