Development of efficient, flexible and affordable heat pumps for supporting heat and power decarbonisation in the UK and beyond: Review and perspectives
Half of the global final energy consumption is related to heat, which accounts for 40% of
global energy-related carbon emissions. Particularly in the UK, nearly 24 million end-users …
global energy-related carbon emissions. Particularly in the UK, nearly 24 million end-users …
Design and optimization of fluid lubricated bearings operated with extreme working performances—a comprehensive review
G Zhang, M Huang, G Chen, J Li, Y Liu… - … Journal of Extreme …, 2024 - iopscience.iop.org
Fluid lubricated bearings have been widely adopted as support components for high-end
equipment in metrology, semiconductor devices, aviation, strategic defense, ultraprecision …
equipment in metrology, semiconductor devices, aviation, strategic defense, ultraprecision …
Multi-temperature heat pumps: A literature review
This review highlights the major advantages and challenges of mechanically driven heat
pumps and refrigeration systems with focus on multi-temperature applications. Different …
pumps and refrigeration systems with focus on multi-temperature applications. Different …
Design of centrifugal compressors for heat pump systems
This work presents a mean-line model of a centrifugal compressor and a method for a
coupled optimization with a heat pump system. The compressor model was validated with …
coupled optimization with a heat pump system. The compressor model was validated with …
[HTML][HTML] Centrifugal compressor design for high-temperature heat pumps
A Jaatinen-Värri, J Honkatukia, A Uusitalo… - Applied Thermal …, 2024 - Elsevier
Heat pumps are identified as crucial technology for decarbonising the heat production.
Especially for large-scale, high-temperature heat pumps the use of centrifugal compressors …
Especially for large-scale, high-temperature heat pumps the use of centrifugal compressors …
Experimental study on system characteristics of vapor compression refrigeration system using small-scale, gas-bearing, oil-free centrifugal compressor
X Qiu, J Hua, C Qian, J Wang, W Xuan, B Yu, J Shi… - Energy, 2024 - Elsevier
Small-scale refrigeration centrifugal compressors hold the potential for superior efficiency
compared to currently used positive displacement compressors. However, traditionally …
compared to currently used positive displacement compressors. However, traditionally …
Nonlinear study on a rigid rotor supported by herringbone grooved gas bearings: Theory and validation
The nonlinear behavior of a rigid rotor supported by herringbone grooved journal gas
bearings (HGJBs) was investigated in this study. The two-dimensional narrow groove theory …
bearings (HGJBs) was investigated in this study. The two-dimensional narrow groove theory …
Design, experimental investigation and multi-objective optimization of a small-scale radial compressor for heat pump applications
J Schiffmann, D Favrat - Energy, 2010 - Elsevier
The main driver for small scale turbomachinery in domestic heat pumps is the potential for
reaching higher efficiencies than volumetric compressors currently used and the potential for …
reaching higher efficiencies than volumetric compressors currently used and the potential for …
Ammonia-lithium nitrate absorption chiller with an integrated low-pressure compression booster cycle for low driving temperatures
Single-effect absorption refrigeration hybridized with mechanical vapor compression in a
vapor circuit is known as the absorption cycle with an integrated booster compressor. In this …
vapor circuit is known as the absorption cycle with an integrated booster compressor. In this …
Multi-objective optimization of turbo-ORC systems for waste heat recovery on passenger car engines
Waste heat recovery from passenger car internal combustion engines by means of an
organic Rankine cycle (ORC) system is promising for reducing CO 2 emissions. In this study …
organic Rankine cycle (ORC) system is promising for reducing CO 2 emissions. In this study …