OOIR: Observatory of International Research

Papers

(The H4-Index of Energy is 118. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Random decision forest (RDF) and crystal structure algorithm (CryStAl) for uncertainty consideration of RES & load demands with optimal design of hybrid CCHP systems	664
Sustainability evaluation of a heavy-duty diesel engine used in railways	597
ICEE2022 – ENERGY special issue	470
Effect of shock generator on fuel mixing in an annular single lobe transverse nozzle at the supersonic combustion chamber of a scramjet engine using computational fluid dynamics	399
Comment on “Steam methane reforming in a microchannel reformer: Experiment, CFD-modelling and numerical study” [Energy 237 (2021) 121624]	349
Advancing building intelligence: Developing and implementing standardized Smart Readiness Indicator (SRI) on-site audit procedure	343
A review of recent research on hydrofluoroolefin (HFO) and hydrochlorofluoroolefin (HCFO) refrigerants	321
The operating parameter optimization of spark duration effect on the performance and emission characteristics of direct-injection propane by genetic algorithm	307
Learning spatiotemporal dynamics in wholesale energy markets with dynamic mode decomposition	303
Multi-agent-based energy management for a fully electrified residential consumption	295
Characteristics of the in-cylinder flow and spray for intake valve timing in an optical GDI engine with spray-guided injection	270
Inhibitory and synergistic effects on thermal behaviour and char characteristics during the co-pyrolysis of biomass and single-use plastics	258
Improvement of wind turbine aerodynamic performance by vanquishing stall with active multi air jet blowing	240
An overview of non-Gaussian state-space models for wind speed data	229
Decarbonizing urban passenger transportation: Policy effectiveness and interactions	224
Numerical study on ammonia injection location of ammonia and low-rank coal cofiring in 1000 MWe ultra super critical carolina-type boiler	223
A novel V-shaped layout method for VIV hydrokinetic energy converters inspired by geese flying in a V-Formation	222
Thermodynamic responses of bleed air on separated flow high by-pass turbofan engine under constant speed and constant thrust cases	216
Multi-component modeling and simulation of a new photoelectrochemical reactor design for clean hydrogen production	213
Effect of injection pressure adjustment towards performance, emission and combustion analysis of optimal nahar methyl ester diesel blend powered agricultural diesel engine	210
Hydrogen storage station location selection in sustainable freight transportation via intuitionistic hesitant decision support system	206
A frame work for comparative wear based failure analysis of CNG and diesel operated engines	202
Thermodynamic study on the effects of operating parameters on CaO-based sorption enhanced steam gasification of biomass	202
Optimal operation of integrated power and thermal systems for flexibility improvement based on evaluation and utilization of heat storage in district heating systems	201
Microfluidic experiments and numerical modeling of pore-scale Asphaltene deposition: Insights and predictive capabilities	199

Prospective environmental and techno-economic assessment of steam production by means of heat pipes in the steel industry	199
Energy-saving potential of compression heat pump using thermal energy storage of phase change materials for cooling and heating applications	197
Using energy consumption constraints to control the freight transportation structure in China (2021–2030)	194
Impact of forecasted heat demand on day-ahead optimal scheduling and real time control of multi-energy systems	193
A novel method of battery pack energy health estimation based on visual feature learning	188
An artificial intelligence strategy for multi-objective optimization of Urea-SCR for vehicle diesel engine by RSM-VIKOR	187
Comprehensive 4E (energy, exergy, exergoeconomic, and exergoenvironmental) analysis and optimization of wastewater sludge gasification: A case study in a resource-constrained area	187
Simplified method and numerical simulation analysis of pipe-group long-term heat transfer in deep-ground heat exchangers	186
Enhancing ammonia combustion performance using hydrogen peroxide-enriched air: A computational fluid dynamics analysis	184
Numerical study of the loss and power prediction based on a modified non-equilibrium condensation model in a 200 MW industrial-scale steam turbine under different operation conditions	180
Bi-level stochastic real-time pricing model in multi-energy generation system: A reinforcement learning approach	180
Comprehensive approach to static firing tests of micro gas turbine engines powered by liquid fuels	180
A systematic methodology for selecting optimal technology for waste heat utilization in food processing industry	179
Atomistic insights into formaldehyde (HCHO) high-temperature treatment and syngas production via ReaxFF MD simulations	179
The balance effects of momentum deficit and thrust in cumulative wake models	178
Multi-time scale operation optimization of integrated power and thermal system considering load disturbance	172
A study of particle flow in a ribbon reactor: Effect of ribbon configuration on mixing and heat transfer performance	172
Real options analysis for regional investment decisions of household PV-ESS in China	171
Topology reconstruction of the district heating network for maximizing comprehensive benefits of thermal storage	169
Numerical study on the performance of a new integrated afterburner under a wide range of bypass ratio conditions	168
An event-triggered and dimension learning scheme WOA for PEMFC modeling and parameter identification	167
Analysis of a coupled calcium oxide-potassium carbonate salt hydrate based thermochemical energy storage system	166
Numerical study on thermal storage and exothermic characteristics of subway station fresh air shaft surrounding rock	164
Modeling impacts of different data transmission delays on traffic jam, fuel consumption and emissions on curved road	163
Experimental study of a linear Fresnel concentrator: A new procedure for optical and heat losses characterization	160
Flame behaviour and flame location in large-eddy simulation of the turbulent premixed combustion	159
System design for 700 °C power plants: Integration scheme and performance evaluation	159
Comparative analysis of combustion, thermodynamic and environmental performance of hydrogen-doping X-type rotary engines using single-ignitor and dual-ignitors under high-altitude condition	158
The dynamic model of a rectification heat exchanger using the concept of heat-integrated distillation column	158
Stability of hydrate-bearing sediment during methane hydrate production by depressurization or intermittent CO2/N2 injection	156
Spatial correlation, driving factors and dynamic spatial spillover of electricity consumption in China: A perspective on industry heterogeneity	156
Renewable energy sources and the cycles in deregulated electricity markets	155
Day-ahead optimal reactive power ancillary service procurement under dynamic multi-objective framework in wind integrated deregulated power system	154
A multi factor Malmquist CO2emissio	153
A multi-objective formulation of improving flexibility in the operation of electric power systems: Application to mitigation measures during the coronavirus pandemic	152
Knock analysis of bio-butanol in TISI engine based on chemical reaction kinetics	149
Parametric study of cavity on the performance of a hydrogen-fueled micro planar combustor for thermophotovoltaic applications	148
Numerical study on performance of a hybrid indirect evaporative cooling heat recovery heat pump ventilator as applied in different climatic regions of China	147
Two-stage thermochemical conversion of polyethylene terephthalate using steam to produce a clean and H2- and CO-rich syngas	147
Simulations and experimental study to compare the behavior of a genset running on gasoline or syngas for small scale power generation	146
Developing a 20-year high-resolution wind data set for Puerto Rico	145
Enhanced thermal conductivity and adsorption rate of zeolite 13X adsorbent by compression-induced molding method for sorption thermal battery	145
Electrochemical conversion of CO2 using different electrode materials in an Li–K molten salt system	144
3E analyses and multi-objective optimization of a liquid nitrogen wash based cogeneration system for electrical power and LNG production	144
Staged supply of fuel and air to the combustion chamber to reduce emissions of harmful substances	143
Techno-economic assessment of CO2 capture integrated coal-fired power plant with energetic analysis	143
Multivariate efficiency assessment and optimization of unitized regeneration proton exchange membrane fuel cell based CCHP system	142
Combustion and interaction mechanism of 2,3,3,3-tetrafluoropropene/1,1,1,2-tetrafluoroethane as an environmentally friendly mixed working fluid	141
Exploring indigenously produced celite-immobilized Rhizopus oryzae NRRL 3562-lipase for biodiesel production	140
Performance analysis of sorption thermal battery for high-density cold energy storage enabled by novel tube-free evaporator	140

A novel data center air conditioner and its application scheme balancing high-efficiency cooling and waste heat recovery: Environmental and economic analysis	139
Analysis on flow and heat transfer performance of SCO2 in airfoil channels with different fin angles of attack	139
A bilevel approach to multi-period natural gas pricing and investment in gas-consuming infrastructure	139
Environmental adaptability method for improving the cold start performance of the diesel engine based on pilot injection strategy	138
Parallel electrodes gliding plasma: Working principles and application in dry reforming of methane	137
Optimization of Savonius rotor blade performance using Taguchi method: Experimental and 3D-CFD approach	137
Effect of natural and forced charge air humidity on the performance and emissions of a compression-ignition engine operating at high warm altitude	136
Comparative study of energy losses related to the ring pack operation in homogeneous charge compression ignition and spark ignition combustion	135
Stochastic bi-objective optimization for closed wet cooling tower systems based on a simplified analytical model	135
Psychological insights for incentive-based demand response incorporating battery energy storage systems: A two-loop Stackelberg game approach	134
Biomass-based carbon aerogels with interconnected pores and controllable Zn–N sites for CO2 electroreduction	133
Conceptual design, exergoeconomic analysis and multi-objective optimization for a novel integration of biomass-fueled power plant with MCFC-cryogenic CO2 separation unit for low-carbon power productio	133
China's blueprint for a sustainable energy future: Analyzing the factors behind the climate change and globalized knowledge-based technological policies	132
Optimization of a segmented thermoelectric generator with various doping amounts using central composite design, multi-objective genetic algorithm, and artificial neural network	132
Comparison of the effect of linear and two-step fast charging protocols on degradation of lithium ion batteries	131
A two-dimensional distributed activation energy model for pyrolysis of solid fuels	131
Energy, exergy and environmental life cycle assessment on the valorization of an ejector integrated CCHP system with six sustainable refrigerants	130
Real-time dispatch of an integrated energy system based on multi-stage reinforcement learning with an improved action-choosing strategy	130
Stage-based exergy analysis for a modern turboprop engine under various loading	130
Security assessment and preventive control of combined electricity and heat systems with distributed electric thermal storage	129
Simultaneous retrofit of direct and indirect Heat Exchanger Storage Network (HESN) via individual batch process stream mapping	128
Transcritical CO	128
Highly efficient portable atmospheric water harvester with integrated structure design for high yield water production	128
The determinants of oil consumption in Tunisia: Fresh evidence from NARDL approach and asymmetric causality test	128
Influence of ammonia cofiring ratio and injection mode on the NO emission and control mechanisms of NH3-CH4 cofiring	127
Evolutionary game study and empirical analysis of the adoption of green coal mining technology: A case study of ITMDB	127
Recurrent attention encoder–decoder network for multi-step interval wind power prediction	126
Comparative study on monthly natural gas vehicle fuel consumption and industrial consumption using multi-hybrid forecast models	124
Nitrogen migration in sewage sludge chemical looping gasification using copper slag modified by NiO as an oxygen carrier	124
Thermodynamics-based data-driven combustion modelling for modern spark-ignition engines	123
Thermodynamic analysis of a semi-lean solution process for energy saving via rectisol wash technology	123
Gas utilization optimization and exergy analysis of hydrogen metallurgical shaft furnace	122
In-depth study on the synergistic conversion mechanism of iron ore with waste biochar for co-producing directly reduced iron (DRI) and syngas	121
Two-stage energy management method of integrated energy system considering pre-transaction behavior of energy service provider and users	121
Optimal estimation of the PEM fuel cells applying deep belief network optimized by improved archimedes optimization algorithm	121
Analyzing the evolution trend of energy conservation and carbon reduction in transportation with promoting electrification in China	121
Structures and contributions of active substances in the latent oxidation of coal based on the oxygen isotope tracer method	120
Evaluating energy flexibility requirements for high shares of variable renewable energy: A heuristic approach	119
Evaluation of hosting capacity of the power grid for electric vehicles – A case study in a Swedish residential area	119
Experimental investigation on the large temperature lift heat pump with an integrated two-stage independently variable frequency compressor	119
Low-carbon economic operation of commercial park-level integrated energy systems incorporating supply and demand flexibility	119
Volatility spillover between carbon market and related markets in time-frequency domain based on BEKK-GARCH and complex network analysis	119
The coexistence of multiple hydrates triggered by varied H2 molecule occupancy during CO2/H2 hydrate dissociation	118
Chain explosion behaviors induced by discontinuous methane/air distribution	118