Realistic pathways to decarbonization of building energy systems

S Garimella, K Lockyear, D Pharis, O El Chawa… - Joule, 2022 - cell.com
There is a pressing need to decarbonize our energy sector to limit the effects of climate
change. Electrification in the buildings and transportation sectors is being proposed as a …

Dynamic modelling and control of single, double and triple effect absorption refrigeration cycles

AS Kyriakides, AI Papadopoulos, P Seferlis, I Hassan - Energy, 2020 - Elsevier
The present study aims to design and investigate the performance of a multivariable PI
controller for the control of single, double and triple effect absorption refrigeration (ABR) …

[HTML][HTML] MIMO state feedback control for redundantly-actuated LiBr/H2O absorption heat pumping devices and experimental validation

S Staudt, V Unterberger, D Muschick, M Gölles… - Control Engineering …, 2023 - Elsevier
Absorption heat pumping devices (AHPDs, comprising absorption heat pumps and chillers)
use mainly thermal energy instead of electricity as the driving energy to provide resource …

Thermodynamic process control of compression-assisted absorption refrigeration using ocean thermal energy

D Li, Z Deng, C Zhang - Renewable Energy, 2024 - Elsevier
An efficient control method is crucial for the safe and reliable operation of compression-
assisted absorption refrigeration using ocean thermal energy. In this study, a dynamic model …

[HTML][HTML] A multivariable control strategy based on fuzzy logic interference rule for a solar-driven, direct air-cooled H2O-LiBr absorption chiller

J Castro, J Farnós, G Papakokkinos, J Zheng, S Torras - Solar Energy, 2024 - Elsevier
The operation of a solar-driven H 2 O-LiBr Absorption Chiller (AbC) is subjected to various
limitations regarding its ability to satisfy efficiently the required cooling demand while …

Model-free adaptive nonlinear control of the absorption refrigeration system

N Dong, W Lv, S Zhu, Z Gao, C Grebogi - Nonlinear Dynamics, 2022 - Springer
Based on the model-free adaptive control (MFAC) theory, the temperature tracking control
problem of single-effect LiBr/H2O absorption chiller is explored. Due to the complex …

Control-oriented modeling of a LiBr/H2O absorption heat pumping device and experimental validation

S Staudt, V Unterberger, M Gölles, M Wernhart… - Journal of Process …, 2023 - Elsevier
Absorption heat pumping devices (AHPDs, comprising absorption heat pumps and chillers)
are devices that use thermal energy instead of electricity to generate heating and cooling …

Cascaded model predictive controller performance for the selection of robust working fluids in absorption refrigeration cycles

AS Kyriakides, T Prousalis, AI Papadopoulos… - Applied Thermal …, 2022 - Elsevier
Current working fluid selection approaches for the absorption refrigeration cycle are based
exclusively on steady-state cycle performance. In real operating conditions, the cycle is …

Numerical and experimental study of feedforward and feedback control for microchannel cooling system

Q Jin, Z Yin, Q Dai - International Journal of Thermal Sciences, 2022 - Elsevier
A lumped model for a cooling system incorporated with a microchannel heat exchanger is
presented, based on which control strategies with feedforward and feedback controllers are …

Optimum dynamic operation of integrated absorption-compression refrigeration cycles and thermal energy storage systems for district cooling

AS Kyriakides, AI Papadopoulos, S Kadam… - Energy Conversion and …, 2022 - Elsevier
A holistic approach is presented for the systematic assessment of the steady-state and
dynamic performance of integrated absorption-compression refrigeration configurations that …