OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Engine Research is 5. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Optimization of the combustion system and control strategy for the new hybrid-dedicated 2.5 L TGDI engine	295
A universally applicable 0D combustion model with a novel analysis of the critical factors affecting combustion in spark-ignition engines	48
Experimental and 2-D simulation studies on urea pulse strategies to investigate chemical reactions in Cu-Chabazite SCR catalysts	46
Experimental and numerical investigations of heat transfer characteristics of a piston cooling bore impinged by SAE 30 oil	45
Fuel control strategy for robust low-load gasoline low temperature combustion	30
Fuel-air mixing in motored CFR engine at research octane number (RON) relevant condition	21
Effect of piston geometry on combustion characteristics of CI engine used Sal seed oil	20
The effect of port water injection on knocking and emission characteristics of natural-aspirated GDI engine operated under cruising condition	20
Experimental characterization of the injected mass variation in a high-pressure GDI injector operating with a multiple injection strategy	20
Comprehensive experimental and numerical investigation on a dedicated hydrogen combustion system for heavy duty application	19
Physically-based control-oriented modeling for turbocharged stoichiometric spark-ignited engine with cooled EGR and flexible VVT systems	19
Evaluation of machine learning models for optimization of internal combustion engines: A comparative study	18
Investigation of the light-off characteristics and secondary pollutants production mechanism in Pd/Rh catalyst for natural gas engines	17
Advanced model-based closed-loop combustion control strategies with combustion rate shaping	16
Simulation study on the cavitation flow characteristics of liquid ammonia in the nozzle under high-pressure injection conditions	15
Influence of spray and combustion processes on piston temperatures and engine heat transfer in a high-output diesel engine	15
The experimental investigation of performance behaviors of a beta-type Stirling engine with bell-crank motion mechanism	15
Toward a digital twin of a mid-speed marine engine: From detailed 1D engine model to real-time implementation on a target platform	15
Experimental study of airpath electrification in an opposed-piston two stroke (OP2S) engine architecture	15
A study on effect of engine operating parameters on NOx emissions and exhaust temperatures of a heavy-duty diesel engine during idling	14
Development of wear condition diagnosis model for main bearing with SVM algorithm	14
Recent progress on performance and control of linear engine generator	14
Hierarchical multi-time-scale predictive thermal management and fuel optimization for heavy-duty compression ignition engines	14
Experimental study on dribbling characteristics of gasoline/biodiesel blends after the end-of-injection	13
Simulation study on transient performance of a marine engine matched with high-pressure SCR system	13

A comparatively numerical investigation on heat transfer behavior of different materials used for internal combustion engines	13
Combined removal experiment of NOx, SO₂ and PM from marine diesel exhaust gas with SCR-DryEGCS system	12
Modeling of primary breakup considering turbulent nozzle flow, internal turbulence and surface instability of liquid jet using turbulence decay theory	12
Thermoelectric coupling study of scavenging pressure effect on fuel spray and mixing of a vibratory combustion linear engine	12
A Computational Investigation of Engine Heat Transfer with Ducted Fuel Injection	12
Performance and environmental impact of ethanol-kerosene blends as sustainable aviation fuels in micro turbo-engines	12
An improved TRF mechanism for a new turbulent premixed combustion model with application to engine combustion CFD	12
A comprehensive study for the identification of the requirements for an optimal H2 combustion engine	12
Heat transfer performance optimization of turbine blade internal cooling channel with pin-fins and recessed-extruded endwalls	12
Detecting controlled end-gas autoignition for a pilot-ignited methane/hydrogen premixed blend	12
Investigation on the applicability of parameters identification of marine diesel engine SCR kinetic model based on Discrete-Grid algorithm	12
Experimental analysis of diesel/biodiesel blends with a nano additive for the performance and emission characteristics of CI Engine	12
Injection rate of cylinder lubrication oil in large two-stroke marine diesel engines using a common rail lubrication system	11
Experimental investigation of hydrogen combustion in a single cylinder PFI engine	11
Investigating the impact of mono-ether bioblendstocks on soot-NOx trade-off of MCCI engines	11
Deep reinforcement learning to discover multi-fuel injection strategies for compression ignition engines	11
Exploration of ultra-low carbon heavy-duty commercial vehicle technology: Liquid ammonia-diesel dual fuel high-pressure direct injection	11
An analysis of the resonance attenuation in a combustion chamber	11
The effect of intake port shape on in-cylinder flow field and turbulence distribution in a high-tumble production engine with endoscope accesses	11
Effect of injection timings and injection pressure on knock mitigation with a compression stroke injection of hydrous ethanol in spark ignition	10
An electromechanical coupling model for performance enhancement in diesel generator sets	10
Isolated microgrid frequency stabilization through nonlinear model predictive control of a gas engine generator set	10
A study on vibration prediction of diesel engine based on virtual material modeling method of joint surfaces	10
Assessing combustion characteristics of alternative fuels in a CI engine by use of a wavelet-based analysis of engine vibration signals	10
Research on input parameter optimization for NOx deep learning prediction model	10
Comparative study on the effect of nanoparticles in ternary fuel blends on combustion, performance, and emissions characteristics of diesel engine	10
A rate-of-injection model for predicting single and double injection with or without fusion	9
Quantitative fluorescence-based imaging of in-cylinder fuel film thickness at kHz frame rates in a production-type direct-injection spark-ignition engine	9
SCR + ASC systems control by backward induction with adaptive grid and different disturbance scenarios	9
Nonlinear characteristics of fuel injection quantity for a high-pressure common rail fuel injector	9
Research on Scavenging Flow Dynamics of Marine Two-Stroke Engines With a CFD-Derived Quasi-Dimensional Model	9
Experimental investigation on reactivity-controlled compression ignition (RCCI) combustion characteristic of n-heptane/ammonia based on an optical engine	9
A critical analysis of classical severity-based knock control strategies	9
Understanding the role of exhaust gas recirculation in gasoline/diesel dual-fuel combustion soot features	9
Computational study on the impact of gasoline-ethanol blending on autoignition and soot/NO _x emissions under low-load gasoline compression ignition conditions	9
Effects of exhaust gas recirculation on nitrogen oxides, brake torque and efficiency in a hydrogen direct injection spark ignition engine	9
Study on partial oxidation phenomena of post-injection fuel in diesel engines	9
Experimental visualization of the gas-liquid two-phase flow inside the multi-cavity during reciprocating motion	9
Development of a semi-empirical physical model for transient NO_x emissions prediction from a high-speed diesel engine	9
Prediction of knock propensity using stochastic modeling in a spark-ignition engine	9
Soot mitigation potential of multiple injection strategies for fuel-rich combustion and in-cylinder fuel reforming in compression-ignition engines	8
Investigation on the lean-combustion characteristics of non-uniform orifice pre-chamber spark plug in low engine speed working conditions compared with high energy spark ignition	8
Optimization research to minimize fuel consumption/ NOx emission of a two-stroke low speed marine diesel engine	8
Ammonia fueled engine with diesel pilot ignition: Approach to achieve ultra-high ammonia substitution	8
Evaluation of different injectors-swirl configurations on combustion and emissions characteristics in a medium-duty compression ignition diesel engine	8
Multi-objective optimization of bleed slot mechanism for a radial flow compressor based on stall control criteria	8
A component sizing prediction study for a series hybrid electric vehicle based on artificial neural network	8
Effect of near-field characteristics on the two-phase distribution of superheated ammonia spray	8
A novel valve strategy for particulate matter reduction in a gasoline direct injection engine operated at cold conditions	8
State estimation model for NOx storage reduction catalyst using modeling method based on machine learning	8

Development of a reduced primary reference fuel – oxymethylene dimethyl ether (PRF-OME_x) mechanism for diesel engine applications	8
Toward the European 2030 CO₂ target with gasoline compression ignition technology and 48 V mild electric hybrid	8
Investigation of the effects of passive pre-chamber nozzle pattern and ignition system on engine performance and emissions	8
Piston ring and cylinder liner scuffing analysis in dual-fuel low-speed engines considering liner deformation and tribofilm evolution	7
In- and near-nozzle and external flow characterization in Gasoline Direct injection (GDi) engines – A review of latest technologies and trends. Part 2: Computational background	7
Influence of initial electric arc root position on electric arc behavior with spark plugs in large lean burn spark ignited gas engines	7
Tribological investigation of the new combustion chamber with wall-guided fuel injection in a diesel engine	7
Research on random unbalanced phase vibration characteristics of marine turbocharger	7
Experimental study on the effect of micro-addition of hydrogen on diesel ignition and combustion characteristics in an external heating constant volume combustion chamber	7
A consistent model of the initiation, early expansion, and possible extinction of a spark-ignited flame kernel	7
A review of solid SCR systems as an alternative for NOx reduction from diesel engines	7
Comparative assessment of di-ethyl ether/diesel blends on the performance, and emission characteristics in acetylene dual fuel engine	7
Injection strategy of methanol for high loads and low NOx emissions in a neat methanol LTC engine	7
Mapping ammonia-diesel combustion on a single-cylinder 107 mm bore diesel engine retrofitted for ammonia port-fuel injection	7
Spray characteristics of elliptical orifice spray in diesel engine under air movement conditions	7
Research of coordinated deformation characteristics for diesel engine main bearing based on bearing clearance margin	7
Oxidation phenomena of diesel post fuel in the expansion stroke	7
Arrhenius type empirical ignition delay equations based on the phenomenology of in-cylinder conditions for wide operating ranges in modern diesel engines	7
Porous thermal barrier coatings for enhancing the efficiency of internal combustion engines	7
Thermogravimetric analysis applied to characterisation of the evolution of EGR deposits in a working engine	6
Studying the effects of manifold pressure boosting and EGR on combustion and NO_x emission of hydrogen-fueled SI engine	6
An efficient product design tool for aftertreatment system	6
Spray characteristics of biodiesel: A nonlinear temporal instability analysis	6
Development of turbocharged engine bench test adapted to multiple driving cycles for lubricants fuel economy	6
Exploring the part load lean limit of a direct injection spark ignition engine fueled with ethanol	6
Optimizing the fuel efficiency of an opposed piston engine for electric power generation	6
Traffic information impact on the optimisation of fuel consumption and emissions in an urban driving scenario	6
Mixing in scramjet combustor having upstream and downstream cavities with hydrogen fuel injection in between	6
Combustion characteristics optimization and thermal efficiency enhancement by stratified charge of hydrogen direct injection for argon power cycle hydrogen engine	6
Toward quantification of the information content in flow variables under cycle-to-cycle variations	6
Engine-out hydrocarbon speciation and DOC reaction modeling for dual-fuel combustion concept	6
Effects of intake areas and shapes on the flow field of elliptical rotary engines at different speeds	6
Potential of ammonia spray configuration in ammonia-diesel dual-fuel direct injection compression ignition engine: Toward near zero carbon emissions	6
Experimental study of spatial distribution of knock events in a turbocharged spark-ignition engine	6
Experimental and computational study comparing conventional diesel injectors and diverging group hole nozzle injectors in a high temperature pressure vessel and a heavy-duty diesel engine	6
Applications of machine learning techniques to broaden operating envelope of biodiesel-fueled HCCI engines	6
Phenomenological combustion modeling with swirl effects of a two-stroke marine engine for digital twins	6
Numerical investigation of ducted fuel injection using Multiple Representative Interactive Linear Eddy Model	6
Development and verification of model predictive control strategy for selective catalytic reduction with rapid prototyping	6
Analysis of an innovative combustion chamber with the wall guided fuel injection in a small diesel engine	6
Influence of geometrical design on the cooling process of double annular turbine section	5
Consequences of varying compression ratio and ignition timing on engine fueled with E-MEBANOL	5
Deep long short-term memory neural networks as virtual sensors for marine diesel engine NOx prediction at transient conditions	5
Computational fluid dynamics-based feed-forward control of multi-fuel energy-assisted compression ignition engines for sustainable aviation	5
A comparative study of PODE/gasoline and n-heptane/gasoline in a spark-assisted homogeneous charge compression ignition engine with dual-injection strategies and EGR	5
Effect of pre-chamber scavenging strategy on EGR tolerance and thermal efficiency of pre-chamber turbulent jet ignition systems	5
Modeling and simulation of marine SCR system based on Modelica	5
Editorial –‘Thermo- and fluid-dynamics of clean propulsion powerplants’: THIESEL 2022 Special Issue by Xandra Margot	5
Investigations on reactivity controlled compression ignition combustion with different injection strategies using alternative fuels produced from waste resources	5
Computational investigation of ammonia-hydrogen peroxide blends in HCCI engine mode	5
In- and near- nozzle and external flow characterization in Gasoline Direct injection (GDi) engines – A review of latest technologies and trends. Part 1: Experimental background	5
Influences of key design parameters to operating performance of a compressed natural gas injection system using solenoid pressure regulator	5
Experimental and numerical analysis of unburned ammonia and nitrous oxide emission characteristics in ammonia/diesel dual-fuel engine	5
Predicting transient performance of a heavy-duty gaseous-fuelled engine using combined phenomenological and machine learning models	5
Development of a Riemann variables-based technique for on-line fuel injected mass evaluation in direct injection systems	5
Impact of fuel surrogate formulation on the prediction of knock statistics in a single cylinder GDI engine	5
Parametric study of the impact of EGR and fuel properties on diesel engine performance using a predictive thermodynamic model	5
Performance and emissions analysis of marine engine using flex-fuel based on methanol and ammonia blends: A simulative investigation toward vehicle decarbonization	5
Exploring the efficacy of ether-based ignition enhancers for implementation of (M) ethanol mixing-controlled compression ignition combustion	5
Special issue on COMODIA 2022	5
Experimental mild conversion of a lean burn natural gas engine with SCR to a hydrogen engine: NOx and GWP potential for marine applications	5
Large-eddy simulation of diesel pilot spray ignition in lean methane-air and methanol-air mixtures at different ambient temperatures	5
Investigation of combustion, performance, and emissions of biodiesel blends using graphene nanoparticle as an additive	5
Multiple-objective optimization of direct dual fuel stratification (DDFS) combustion at different loads	5
Autoignition enhancement of ammonia spray under engine-relevant conditions via hydrogen addition: Thermal, chemical, and charge cooling effects	5
An experimental investigation into the combustion stability and emissions of an n-butanol/diesel blended fueled partially premixed compression ignition (PPCI) engine	5
Piston ring oil film thickness measurements in a four-stroke diesel engine during steady-state, start-up and shut-down	5
Effect of intake temperature and coolant temperature with injection strategy on gasoline compression ignition combustion stability under the idle condition	5
Asymmetric spray characteristics of opposed-piston two-stroke gasoline direct injection engine	5
Survey of strategies to reduce cold-start particulate, CO, NOx, and hydrocarbon emissions from direct-injection spark-ignition engines	5
Crank-angle-resolved HR-TEM analysis of aggregation process and nanostructure of GDI in-cylinder soot particles	5
Internal cooling sensitivity analysis to improve the thermal performance of gas turbine blade using a developed robust conjugate heat transfer method	5
Mixing-controlled compression ignition of ethanol using exhaust rebreathe at a low-load operating condition—Single cylinder experiments in a heavy-duty diesel engine	5
Optimization of the full-load combustion schemes of n-butanol/biodiesel reactivity-controlled compression ignition (RCCI) toward high-efficiency and low-emission engines	5
Robust model-based switching MIMO air handling control of turbocharged lean-burn SI natural gas variable speed engines	5
A comparative study of fixed-gain classical knock control strategies	5