Review of aerospace-oriented spray cooling technology

JX Wang, W Guo, K Xiong, SN Wang - Progress in Aerospace Sciences, 2020 - Elsevier
Motivated by the concept of energy-optimized air/space vehicles, the design of more-electric
and all-electric vehicles has become increasingly popular. With the advance of micro-electro …

Two-phase refrigerant maldistribution and optimization design in novel alternatively-laminated-microchannel-tube (ALMT) heat exchangers with vertical headers

W Guo, R Zhao, K Hu, D Huang, Y Zhao - International Journal of …, 2023 - Elsevier
The novel alternatively-laminated-microchannel-tube (ALMT) heat exchanger contains two
pairs of vertical headers and alternatively laminated microchannel flat tubes, which realizes …

Numerical study of R134a liquid-vapor flow in a vertical header for phase separation with low inlet quality

J Li, P Hrnjak - International Journal of Refrigeration, 2021 - Elsevier
The separation circuitry has been proven in the past to improve the performance of
microchannel condensers. In the vertical second header of the condenser, liquid separates …

An experimentally validated model for microchannel condensers with separation circuitry

J Li, P Hrnjak - Applied Thermal Engineering, 2021 - Elsevier
The experimental study on a microchannel condenser with the separation circuitry (or
separation condenser) was conducted in the past by the same authors. The separation …

Modeling of two-phase refrigerant distribution in brazed plate heat exchangers

W Li, P Hrnjak - International Journal of Refrigeration, 2022 - Elsevier
This paper presents a mechanistic model that predicts two-phase refrigerant distribution in
brazed plate heat exchangers. The modeling of two-phase distribution is based on the flow …

Two-phase refrigerant distribution improvement by a new vertical multi-stream header in micro-channel heat exchangers

Y Sun, Z Cui, D Huang, R Zhao, Y Zhao - International Journal of …, 2024 - Elsevier
The Micro-channel heat exchangers (MCHXs) suffer from the non-uniform distribution of two-
phase refrigerant due to the combined effects of inlet phase separation and differences in …

Parametric study and improvement of phase separation in intermediate headers of microchannel condensers

J Li, P Hrnjak - Journal of Fluids Engineering, 2020 - asmedigitalcollection.asme.org
Phase separation has been proven to be beneficial to air-cooled parallel flow microchannel
condensers for air conditioning systems. The inlet to the condenser with phase separation is …

Flow distribution in brazed plate heat exchangers

W Li - 2021 - ideals.illinois.edu
Brazed plate heat exchangers (BPHEs) have been widely used in the heating, ventilating,
air conditioning, and refrigeration (HVAC&R) industry for their compactness and high heat …

Evaluation and visualization of refrigerant two-phase flow in distributor

Y Yao - 2019 - ideals.illinois.edu
This study aims at understanding flow distribution exiting thermostatic expansion valve and
through distributor. It is well known that when two-phase flow goes through separation …