OOIR: Observatory of International Research

Papers

(The H4-Index of International Journal of Refrigeration is 33. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
New generalized flow boiling heat transfer and frictional pressure drop correlations for R32	104
Energy conversion efficiency improvement of a Stirling type PTR for dual temperature cooling by adopting two active work-recovery phase shifters	93
Natural refrigerants: The IIR Gustav Lorentzen Conference	71
Experimental study of ammonia flow boiling in a vertical tube bundle: Part 2 – Enhanced dimple tube with full length solid round PVC nonconductive rod	68
Modeling and experimental investigation of oil retention in pipelines of multi-split air conditioning system	67
The characteristics of flow patterns in the shell-and-plate heat exchanger	62
Comprehensive experimental performance study on a small-capacity transcritical R744 vapour-compression refrigeration unit equipped with an innovative ejector	55
Study on off-grid performance and economic viability of photovoltaic energy storage refrigeration systems	55
Machine learning model of regenerative evaporative cooler for performance prediction based on experimental investigation	53
Oil circulation ratio prediction in a vapor compression system using a discharge side oil separator and mass flow correction	51
Design optimisation of a screw compressor with a focus on rotor depth: A computational fluid dynamics approach	50
LSTM-Based Modeling and Cross-Correlation Sensitivity Analysis for Heat Pump Refrigerant Distribution	49
Calorimetric determination of emissivity for metallic foils: An innovative approach for thermal analysis	46
Compression-assisted absorption refrigeration cycle employing organic working pairs for ultra-low grade heat recovery	45
Experimental investigation on piston offset and performance of helium valved linear compressor with an external gas bypass	44
Energy Saving Analysis of refrigeration room Group Control Based on Kernel Ridge Regression Algorithm	43
Experimental and numerical investigation on heat transfer performance of a single-tube six-fin tube evaporator	42
Simulation and classification optimization design of ultra-low temperature heat exchangers in dilution refrigerator using local thermal nonequilibrium model	41
A metro train air conditioning system fault diagnosis method based on explainable artificial intelligence: Considering interpretability and generalization	41
Recent advances in low-temperature phase change materials for cold chain logistics	41
Experimental investigation on two-phase flow pattern of ammonia inside 4 mm and 8 mm horizontal smooth tubes	40
Development of design guidelines for fin-and-tube heat exchangers with low-GWP refrigerants	39
A general correlation for heat transfer during evaporation of falling films on single horizontal plain tubes	38
Air-side fouling of finned heat exchangers: Part 2, experimental investigation and assessment of test protocol	37
Flow boiling heat transfer characteristics and correlation development of R290/R600a mixtures in an internally threaded tube	37

The fluid flow and heat transfer characteristics of R-32 in a small Tube	36
Measurement and modeling of void fraction for developing two-phase flow of R134a in a horizontal tube after an expansion valve	35
Tuning the sound characteristics of flow-induced noise generated in a refrigeration system	35
Experimental study of the lubricant-refrigerant flow in a rotary compressor	34
Study on non-uniform internal pressure distribution of twin-screw refrigeration compressor	34
A black box based model for phase change heat exchanger in refrigeration system simulations using Kriging interpolation method	34
Reasonable performance comparison for a refrigeration system using different refrigerants: Case with propane and isobutane mixtures with several compositions	34
A novel characterization methodology for vapor-injected compressors: A comparative analysis with existing black-box models	33
Experimental investigation of the extreme seeking control on a transcritical CO2 heat pump water heater	33