Exergy, exergoenvironmental and exergoeconomic evaluation of a heat pump-integrated wall heating system

U Akbulut, Z Utlu, O Kincay - Energy, 2016 - Elsevier
In this study, a vertical ground source heat pump wall heating system belonging to the Yıldız
Renewable Energy House on the Davutpaşa Campus of Yıldız Technical University was …

Experimental and numerical testing of heat pump evaporator

R Santa, M Bošnjaković, A Čikić - Applied Sciences, 2022 - mdpi.com
When designing a heat pump evaporator, it is necessary to use correlations that ensure
small deviations of the designed and realized process parameters for specific input data …

Potential of predictive control for improvement of seasonal coefficient of performance of air source heat pump in Central European climate zone

J Pospíšil, M Špiláček, L Kudela - Energy, 2018 - Elsevier
This paper compares different operation models of the air-to-water heat pump (HP). Detail
focus of this study aims at a potential to increase seasonal coefficient of performance …

[HTML][HTML] Reducing the environmental impact of hydraulic fracturing through design optimisation of positive displacement pumps

A Josifovic, JJ Roberts, J Corney, B Davies, ZK Shipton - Energy, 2016 - Elsevier
The current approach to hydraulic fracturing requires large amounts of industrial hardware to
be transported, installed and operated in temporary locations. A significant proportion of this …

A comparative performance evaluation of the reversed Brayton cycle operated heat pump based on thermo-ecological criteria through many and multi objective …

VK Patel, BD Raja - Energy conversion and management, 2019 - Elsevier
Thermodynamic and ecological performance evaluation of the reversed Brayton cycle
operated heat pump is analyzed in this work. Performance assessment of the heat pump is …

Investigations of the performance of a heat pump with internal heat exchanger

R Sánta - Journal of thermal analysis and calorimetry, 2022 - Springer
The aim of this study was to develop a mathematical model with lumped parameters to
investigate the energetic parameters of the heat pump with an internal heat exchanger (IHX) …

[PDF][PDF] Enhancing the Energy Efficiency—COP of the Heat Pump Heating System by Energy Optimization and a Case Study. Energies 2023, 16, 2981

A Nyers, J Nyers - 2023 - researchgate.net
This article deals with the degrees of freedom and possible optimums, specifically with the
energy optimums of the heat pump heating system. The authors developed an multi …

Enhancing the Energy Efficiency—COP of the Heat Pump Heating System by Energy Optimization and a Case Study

A Nyers, J Nyers - Energies, 2023 - mdpi.com
This article deals with the degrees of freedom and possible optimums, specifically with the
energy optimums of the heat pump heating system. The authors developed an multi …

[PDF][PDF] Vibration-based fault detection system with IoT capabilities for a conveyor machine

R Martínez-Parrales… - Acta Polytechnica …, 2022 - real-j.mtak.hu
In the industry, the continuous operation of machines is required, making it difficult to stop
and carry out preventive maintenance to check the status of the wear elements. However …