OOIR: Observatory of International Research

Papers

(The H4-Index of Energy is 125. 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 2022-08-01 to 2026-08-01.)

Article	Citations
A bilevel approach to multi-period natural gas pricing and investment in gas-consuming infrastructure	387
Two-stage filtration for decentralized frequency regulation and stability improvement in economically dispatched virtual synchronous generators within islanded microgrid	363
System design for 700 °C power plants: Integration scheme and performance evaluation	350
Control law synthetizing for an innovative indirect precooled airbreathing engine under off-design operation conditions	340
A frame work for comparative wear based failure analysis of CNG and diesel operated engines	329
Numerical prediction of frosting growth characteristics of microchannel louvered fin heat exchanger	329
ICEE2022 – ENERGY special issue	319
Optimization of two configurations of a two-buoy wave energy converter	293
Biogas potential of cup plant and willow-leaf sunflower biomass	292
A laboratory study of coal-to-gas bioconversion through bio-seeding sludge in the primary coal substrate	283
Enhanced performance evaluation and operational regulation of a novel combined cooling and power system using machine learning	282
Production of gasoline and diesel-like fuel from natural rubber scrap: Upgrading of the liquid fuel properties and performance in a spark ignition engine	253
The determinants of oil consumption in Tunisia: Fresh evidence from NARDL approach and asymmetric causality test	247
Security assessment and preventive control of combined electricity and heat systems with distributed electric thermal storage	241
Energy commodities, metal markets, and money supply: Asymmetric information transmission mechanism of easing and tightening	235
Tail risk contagion and safe haven dynamics: Analyzing U.S. market implied volatility effects on China's energy futures	235
Exploring the nexus between fiscal decentralization and energy poverty for China: Does country risk matter for energy poverty reduction?	234
From labs to boardrooms: How academic executives drive high-impact innovation in China's new energy vehicle sector	230
Comparative study on monthly natural gas vehicle fuel consumption and industrial consumption using multi-hybrid forecast models	228
Cooling performance of compression-absorption cascade system with novel ternary ionic-liquid working pair	222
Possibility and pathways of China's nonferrous metals industry to achieve its carbon peak target before 2030: A new integrated dynamic forecasting model	221
A flexible operation scheme for ultra-supercritical unit under wide load variations based on improved EADRC and modified northern goshawk optimizer	218
An energy trajectory-based reinforcement learning framework with meta-adaptation for robust energy management in solar-powered electricity–heat–hydrogen integrated energy system	211
A fusion gas load prediction model with three-way residual error amendment	206
Energy, exergy and environmental life cycle assessment on the valorization of an ejector integrated CCHP system with six sustainable refrigerants	205

Morphological and chemical differences within superheater deposits from different locations of a black liquor recovery boiler	205
Improving energy efficiency prediction under aberrant measurement using deep compensation networks: A case study of petrochemical process	205
Predictive analytics for sustainable energy: An in-depth assessment of novel Stacking Regressor model in the off-grid hybrid renewable energy systems	201
Electrical load forecasting based on variable T-distribution and dual attention mechanism	200
Evolutionary game study and empirical analysis of the adoption of green coal mining technology: A case study of ITMDB	199
Impact of forecasted heat demand on day-ahead optimal scheduling and real time control of multi-energy systems	199
Selection of an economics-energy-environment scheduling strategy for a community virtual power plant considering decision-makers’ risk attitudes based on improved information gap decision theory	198
Study on microscale stress sensitivity of CO2 foam fracturing in tight reservoirs	195
The operating parameter optimization of spark duration effect on the performance and emission characteristics of direct-injection propane by genetic algorithm	193
Thermodynamic and exergoeconomic analysis of an innovative cogeneration of power and freshwater based on gas turbine cycle	191
Analysis on flow and heat transfer performance of SCO2 in airfoil channels with different fin angles of attack	191
Investigation on strategies for reducing exhaust losses in opposed rotary piston engine and the impact of structure-induced internal EGR on engine performance	188
Corrigendum to “Flexibility and profitability in power-to-methanol plants: Integrating storage solutions and reserve market participation” [Energy 327 (2025)136438]	187
Exploring preferences for household energy technology adoption from a spatiotemporal perspective: Evidence from demographics, the economy, and the environment	187
Parametric study of cavity on the performance of a hydrogen-fueled micro planar combustor for thermophotovoltaic applications	186
Chain explosion behaviors induced by discontinuous methane/air distribution	183
Human-inspired risk level annotation for autonomous driving in open-pit mine environments	183
Thermal decomposition mechanism and thermal stability prediction of n-pentane/n-butane mixture	180
3D pore structure characterization and permeability anisotropy visualization simulation of fusain	178
Analysis of thermal-flow-stress performance of parabolic trough direct steam generation collectors under reflector installation deviations	176
Novel wind speed ensemble forecasting system based on the critic weighing principle of fuzzy information granulation and reverse mixed-frequency modeling	173
Multiobjective optimization of ammonia-based hydrogen-storage systems using thermodynamic and neural-network models	172
Analysis of a coupled calcium oxide-potassium carbonate salt hydrate based thermochemical energy storage system	171
Influence of ammonia cofiring ratio and injection mode on the NO emission and control mechanisms of NH3-CH4 cofiring	169
Random decision forest (RDF) and crystal structure algorithm (CryStAl) for uncertainty consideration of RES & load demands with optimal design of hybrid CCHP systems	168
Experimental study on the heat-transfer mechanisms and thermophysical characteristics of flue gas–molten salt systems	167
A systematic methodology for selecting optimal technology for waste heat utilization in food processing industry	167
Modeling the distributed energy resource aggregator services in a macroeconomic framework: The application to Japan	166
Experimental study on performance characteristics of a −70 °C ultra-low temperature medical freezer with mixed hydrocarbon refrigerant	166
Study on the correlation characteristics of auto-ignition and knocking in high compression ratio spark ignition engine for isopropanol-butanol-ethanol (IBE) blends by dilution strategies	164
Experimental and theoretical analysis of thermo-hydraulic performance of a solar-collector-based hydronic floor heating system under climatic conditions of Uzbekistan	164
Experimental study on combustion, performance, and emission characteristics of a homogeneous charge compression ignition engine fuelled with multiple biofuel-gasoline blends	163
Optimal operation of integrated power and thermal systems for flexibility improvement based on evaluation and utilization of heat storage in district heating systems	161
Optimal insulation layer for heated water pipes under technical, economic and carbon emission constraints	160
Multi-time scale operation optimization of integrated power and thermal system considering load disturbance	160
Energy consumption, structural transformation and related carbon dioxide emissions of rural households on the Tibetan plateau	158
Analysis of energy utilization and thermal efficiency in diesel engines under varying EGR rates	156
Economic optimization and comparative environmental assessment of natural gas combined cycle power plants with CO2 capture	154
Experimental investigation into gas production from methane hydrate in sediments with different contents of illite clay by depressurization	153
Exploitation of Annona reticulata leaf extract for the synthesis of CeO2 nanoparticles as catalyst for the production of biodiesel using seed oil thereof	153
A recycling mechanism for used electric vehicle batteries by integrating affine maximizer auction and fuzzy axiomatic design method	152
Experimental study on dynamic misfire characteristics of CI engine during cold start	152
Design of dual-channel Swiss-roll reactor for high-performance hydrogen production from ethanol steam reforming through waste heat valorization	151
Evaluating energy flexibility requirements for high shares of variable renewable energy: A heuristic approach	151
A physics-informed subdomain proper orthogonal decomposition framework for rapid and accurate multiphysics field reconstruction in gas-fired boilers	151
A multi-source data fusion-based lightweight operational optimization method for constant-flow air-source heat pump heating systems	150
A convolutional block multi-attentive fusion network for underground natural gas micro-leakage detection of hyperspectral and thermal data	150
Performance evaluation of steady-state and dynamic response for innovative configurations of EV cabin and battery coupled thermal management based on transcritical CO2 cycle	149
Quantifying trade-offs in the low-carbon transition of energy system towards carbon neutrality: a case study in China	149
Improving the accuracy of wind speed spatial interpolation: A pre-processing algorithm for wind speed dynamic time warping interpolation	149

Predicting pump-turbine axial hydraulic thrust with the PMAT model: A coupled pressure-integration and momentum-theorem approach	149
Solar power tower plants with Bimetallic receiver tubes: A thermomechanical study of two- and three-layer composite tubes configurations	149
The impact of energy-related uncertainty on China’s overall and sectoral stock returns: Evidence from quantile-on-quantile regression	147
Mathematical and experimental investigation about the dual-source heat pump integrating low concentrated photovoltaic and finned-tube exchanger	147
Stochastic dual dynamic programming for multi-stage stochastic programming of sustainable utility systems	146
Performance analysis of a novel multi-production design via the integration of medical waste plasma gasification and waste tire pyrolysis	146
Design optimization of a renewable methanol production system with multiple types of energy storage devices	145
Numerical study on thermal storage and exothermic characteristics of subway station fresh air shaft surrounding rock	144
Topology reconstruction of the district heating network for maximizing comprehensive benefits of thermal storage	144
An event-triggered and dimension learning scheme WOA for PEMFC modeling and parameter identification	144
Adaptive optimization of BESS and grid set points: A model-free framework for energy management under dynamic tariff pricing	143
Performance study of a control valve with energy harvesting based on a modified passive model	143
Optimization model for vehicle model-based credit transfers: Evidence from fuel economy management in Taiwan	143
Optimizing municipal solid waste slag composition for enhanced entrained flow gasifier efficiency: A study on SiO2-Al2O3-CaO systems	142
Multiple effects of high efficiency solid inertants on fire hazard of the accumulated Mg dust layer	141
Multi-objective optimization of an ammonia-fueled micro planar combustor with a secondary oxygen injection for thermophotovoltaic applications	141
Real options analysis for regional investment decisions of household PV-ESS in China	141
Comparative Analysis of a Double Flash Geothermal System Integrated with a Transcritical Carbon Dioxide Cycle and an Organic Rankine Cycle for Waste Heat Recovery	140
A new semi-analytical solution addressing varying heat transfer rates for U-shaped vertical borehole heat exchangers in multilayered ground	140
Information gap-based multi-objective optimization of a virtual energy hub plant considering a developed demand response model	139
Research on controllable shock wave technology for in-situ development of tar-rich coal	139
Study on fluidized roasting of spent hydrodesulphurisation catalysts in large-scale industrial boiling furnace by CFD simulation	139
Grey wolf optimized deep adaptive neural MPPT technique for high-efficiency grid integrated photovoltaic systems	138
Corrigendum to ‘Annual capacity analysis and multi-objective optimization of a nuclear-renewable integrated energy system’ [Energy 345 (2026) 140002/ EGY-D-25-17344]	137
WITHDRAWN: Optimizing Energy Management in Smart Grid Systems with GJO-THDCNN Hybrid Approach	137
A two-stage optimal operation strategy for community integrated energy system considering dynamic and static energy characteristics	136
Interventions in lignite oxidation: Microbial effects on reactivity and stability	135
Performance analysis of sorption thermal battery for high-density cold energy storage enabled by novel tube-free evaporator	135
Techno-economic analysis for the electric vehicle battery aging management of charge point operator	134
Exploring the cost of carry in Chinese energy futures: Does it interact with the energy stock market?	134
Performance assessment of a novel bifacial photovoltaic system with air film cooling device	134
Performance assessment of a coupled device of thermoradiation cell and photovoltaic cell for energy cascade utilization	134
Optimization-oriented multi-layer model reconstruction algorithm via objective consensus for renewable-integrated power systems	133
A three-phase constant voltage soft contact TENG that utilizes the gyroscopic effect to collect wave energy	133
Integrated microalgae–insect cultivation for enhanced carbon-negative biodiesel production	132
Experimental study on alternating current heating strategy for lithium-ion batteries based on lithium precipitation-overvoltage dual safety constraints	132
Thermodynamic, kinetics, and physicochemical properties of carbon-containing pyrite under air roasting conditions	132
Activated waste cotton cellulose as renewable fuel and value-added chemicals: Thermokinetic analysis, coupled pyrolysis with gas chromatography and mass spectrometry	131
Thermally-enhanced CO2 storage and utilization in shale reservoirs: Investigating temperature-controlled microscopic mechanisms and storage potential	131
Simultaneous retrofit of direct and indirect Heat Exchanger Storage Network (HESN) via individual batch process stream mapping	130
An overview of non-Gaussian state-space models for wind speed data	130
Prediction of regional wind power generation using a multi-objective optimized deep learning model with temporal pattern attention	130
Experimental investigation on thermal characteristics of a flexible separated heat pipe developed for tracking photovoltaic/thermal systems	129
Experimental and numerical investigation on the multi-physics field coupling characteristics of bubble swarms and supercritical LNG in a submerged combustion vaporizer	129
Research on energy management optimization of hybrid electric vehicles based on improved curriculum learning	128
A multi-criteria sustainability assessment and decision-making framework for DME synthesis via CO2 hydrogenation	128
Analyzing the evolution trend of energy conservation and carbon reduction in transportation with promoting electrification in China	127
Separation process electrification and site-wide integration for energy and carbon efficiency in sulfuric acid alkylation	127
Insight into the whole from the part: Redefined state of health for lithium-ion batteries based on optimal charging fragment search	126
Thermodynamic responses of bleed air on separated flow high by-pass turbofan engine under constant speed and constant thrust cases	125
Experimental study on the influence of particle size and grain grading on the CO2 hydrate formation and storage process in porous media	125
Coal permeability evolution triggered by variable injection parameters during gas mixture enhanced methane recovery	125
Prediction of NOx concentration based on interpretable convolutional gated recurrent unit with clustering-extracting features	125
Thermodynamic and life cycle assessment analysis of polymer-containing oily sludge supercritical water gasification system combined with Organic Rankine Cycle	125
Highly efficient portable atmospheric water harvester with integrated structure design for high yield water production	125