Results 251 to 260 of about 420,031 (315)

Performance Investigation of Eco‐Friendly Refrigerant Mixtures as an Alternative to R134a in Vapour‐Compression Refrigeration System

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The growing impacts of climate change and energy scarcity demand environmentally sustainable refrigeration solutions. This study investigates eco‐friendly refrigerants (R152a, R290 and R600a) and their optimized ternary mixture as alternatives to R134a. Four blend compositions were analysed using experimental testing and REFPROP 10.0 modelling
M. Periyasamy, P. Senthilkumar
wiley   +1 more source

Design and Optimization of a Novel Kalina‐Organic Rankine Cycle System Based on LNG Cold Energy Utilization

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a novel integrated system (SDKC‐DORC) that combines a split‐flow dual‐pressure Kalina cycle with a secondary organic Rankine cycle for the synergistic utilization of solar energy and liquefied natural gas (LNG) cold energy.
Ke Xiao   +6 more
wiley   +1 more source

Short‐Term Scheduling Optimization of a Single‐Pipeline Refining System With High Melting Point Crude Oil

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In order to reflect the actual production situation more comprehensively and optimize the production cost, this paper solves the short‐term scheduling optimization problem for a single pipeline containing high melting point crude oil. Based on the refining plan given by the upper layer, a multi‐objective optimization model with high melting ...
Jing Yao   +5 more
wiley   +1 more source

Towards autonomous robot-assisted transcatheter heart valve implantation: in vivo teleoperation and phantom validation of AI-guided positioning. [PDF]

open access: yesFront Robot AI
Smits J   +12 more
europepmc   +1 more source

Dual itaconate delivery systems modulate macrophage Acod1-Hif-1α-glycolysis axis for immunotherapy of bioprosthetic heart valve calcification. [PDF]

open access: yesBioact Mater
Wen S   +18 more
europepmc   +1 more source

Selective right heart valve remodelling in a mouse model of carcinoid disease revealed by high-resolution episcopic microscopy. [PDF]

open access: yesSci Rep
Suc G   +15 more
europepmc   +1 more source

Percutaneous Cannulation for Minimally Invasive Heart Valve Surgery: Results from a Multicenter Registry. [PDF]

open access: yesEur J Cardiothorac Surg
Pausch J   +14 more
europepmc   +1 more source

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