All Stories

  1. Achievement of NO Emission–Free Operation of a HSDI Diesel Engine Using Nitrogen Enrichment of Intake Air and Implications on Performance and Soot Emissions

    Article • Journal of Energy Engineering, June 2022, American Society of Civil Engineers (ASCE)

    Dr. Theodoros C Zannis

  2. Marine Exhaust Gas Treatment Systems for Compliance with the IMO 2020 Global Sulfur Cap and Tier III NOx Limits: A Review

    Article • Energies, May 2022, MDPI AG

    Dr. Theodoros C Zannis

  3. Comparative evaluation of Machine Learning algorithms and Physical based models for the prediction of Vessel Speed in real life applications.

    Article • November 2021, ACM (Association for Computing Machinery)

    Dr. Theodoros C Zannis

  4. Prediction of a Ship’s Operational Parameters Using Artificial Intelligence Techniques

    Article • Journal of Marine Science and Engineering, June 2021, MDPI AG

    Dr. Theodoros C Zannis

  5. Energy and Exergy Waste Heat Recovery Analysis of a Bulk Carrier Main Diesel Engine Equipped with Dual-Loop Organic Rankine Cycle

    Article • April 2021, The Society of Naval Architects and Marine Engineers

    Dr. Theodoros C Zannis

  6. Comparative Assessment of the Impact of Water Addition either to the Intake Air or in Diesel Emulsion on the Performance and Emissions of a HDDI Diesel Engine

    Article • Journal of Energy Engineering, October 2020, American Society of Civil Engineers (ASCE)

    Dr. Theodoros C Zannis

  7. Integrated Simulation Framework for Assessing Turbocharger Fault Effects on Diesel-Engine Performance and Operability

    Article • Journal of Energy Engineering, August 2020, American Society of Civil Engineers (ASCE)

    Dr. Theodoros C Zannis

  8. Thermo-Economic Study of a Regenerative Dual-Loop ORC System Coupled to the Main Diesel Engines of a General Support Vessel

    Article • Energies, June 2020, MDPI AG

    Dr. Theodoros C Zannis

  9. An Integrated Approach for the Assessment of Central Cooling Retrofit Using Variable Speed Drive Pump in Marine Applications

    Article • Journal of Marine Science and Engineering, August 2019, MDPI AG

    Dr. Theodoros C Zannis

  10. Experimental Study of DI Diesel Engine Operational and Environmental Behavior Using Blends of City Diesel with Glycol Ethers and RME

    Article • Energies, April 2019, MDPI AG

    Dr. Theodoros C Zannis

  11. Natural Gas Combustion in Marine Engines: An Operational, Environmental, and Economic Assessment

    Article • November 2018, Springer Science + Business Media

    Dr. Theodoros C Zannis

  12. Effects of Boost Pressure and Spark Timing on Performance and Exhaust Emissions in a Heavy-Duty Spark-Ignited Wood-Gas Engine

    Article • Journal of Energy Engineering, June 2015, American Society of Civil Engineers (ASCE)

    Dr. Theodoros C Zannis

  13. Effect of Wood-Gas Composition on Performance and Exhaust Emission Characteristics of a Large Spark-Ignition Engine

    Article • Journal of Energy Engineering, September 2014, American Society of Civil Engineers (ASCE)

    Dr. Theodoros C Zannis

  14. Simulation of a heavy-duty diesel engine with electrical turbocompounding system using operating charts for turbocharger components and power turbine

    Article • Energy Conversion and Management, December 2013, Elsevier

    Dr. Theodoros C Zannis

  15. Thermodynamic analysis of combustion and pollutants formation in a wood-gas spark-ignited heavy-duty engine

    Article • International Journal of Hydrogen Energy, September 2013, Elsevier

    Dr. Theodoros C Zannis

  16. Implications of Exhaust Gas, CO2, and N2 Recirculation on Heavy-Duty Diesel Engine Performance, Soot, and NO Emissions: A Comparative Study

    Article • Energy & Fuels, July 2013, American Chemical Society (ACS)

    Dr. Theodoros C Zannis

  17. Diesel Engines

    Article • March 2013, Taylor & Francis

    Dr. Theodoros C Zannis

  18. Phenomenological Modelling of Oxygen-Enriched Combustion and Pollutant Formation in Heavy-Duty Diesel Engines using Exhaust Gas Recirculation

    Article • SAE International Journal of Engines, September 2012, SAE International

    Dr. Theodoros C Zannis

  19. Thermodynamic study of the effects of ambient air conditions on the thermal performance characteristics of a closed wet cooling tower

    Article • Applied Thermal Engineering, February 2012, Elsevier

    Dr. Theodoros C Zannis

  20. Potentiality for Optimizing Operational Performance and Thermal Management of Diesel Truck Engine Rankine Cycle by Recovering Heat in EGR Cooler

    Article • April 2010, SAE International

    Dr. Theodoros C Zannis

  21. Theoretical study of the effects of engine parameters on performance and emissions of a pilot ignited natural gas diesel engine☆

    Article • Energy, February 2010, Elsevier

    Dr. Theodoros C Zannis

  22. Comparative Evaluation of the Effect of Intake Charge Temperature, Pilot Fuel Quantity and Injection Advance on Dual Fuel Compression Ignition Engine Performance Characteristics and Emitted Pollutants

    Article • January 2009, ASME International

    Dr. Theodoros C Zannis

  23. Development and Validation of a Multi-Zone Combustion Model for Predicting Performance Characteristics and NOx Emissions in Large Scale Two-Stroke Diesel Engines

    Article • January 2009, ASME International

    Dr. Theodoros C Zannis

  24. Intake-Air Oxygen-Enrichment of Diesel Engines as a Power Enhancement Method and Implications on Pollutant Emissions

    Article • January 2009, ASME International

    Dr. Theodoros C Zannis

  25. Effect of Fuel Chemical Structure and Properties on Diesel Engine Performance and Pollutant Emissions: Review of the Results of Four European Research Programs

    Article • SAE International Journal of Fuels and Lubricants, April 2008, SAE International

    Dr. Theodoros C Zannis

  26. Theoretical Investigation of the Factors Affecting the Performance of a High Speed DI Diesel Engine Fuelled With Natural Gas

    Article • January 2008, ASME International

    Dr. Theodoros C Zannis

  27. Thermodynamic Analysis of the Effects of Fuel-Side and Air-Side Oxygen Addition on Diesel Engine Combustion Characteristics and Pollutant Formation

    Article • January 2008, ASME International

    Dr. Theodoros C Zannis

  28. Theoretical study of DI diesel engine performance and pollutant emissions using comparable air-side and fuel-side oxygen addition

    Article • Energy Conversion and Management, November 2007, Elsevier

    Dr. Theodoros C Zannis

  29. Experimental Study of Diesel Fuel Effects on Direct Injection (DI) Diesel Engine Performance and Pollutant Emissions

    Article • Energy & Fuels, September 2007, American Chemical Society (ACS)

    Dr. Theodoros C Zannis

  30. Thermal performance analysis of a closed wet cooling tower

    Article • Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, August 2007, SAGE Publications

    Dr. Theodoros C Zannis

  31. Comparative Evaluation of EGR, Intake Water Injection and Fuel/Water Emulsion as NOx Reduction Techniques for Heavy Duty Diesel Engines

    Article • April 2007, SAE International

    Dr. Theodoros C Zannis

  32. Potential Benefits in Heavy Duty Diesel Engine Performance and Emissions from the Use of Variable Compression Ratio

    Article • April 2006, SAE International

    Dr. Theodoros C Zannis

  33. Use of Water Emulsion and Intake Water Injection as NOx Reduction Techniques for Heavy Duty Diesel Engines

    Article • April 2006, SAE International

    Dr. Theodoros C Zannis

  34. Thermodynamic study of wet cooling tower performance

    Article • International Journal of Energy Research, January 2006, Wiley

    Dr. Theodoros C Zannis

  35. Possibilities to Achieve Future Emission Limits for HD DI Diesel Engines Using Internal Measures

    Article • April 2005, SAE International

    Dr. Theodoros C Zannis

  36. Use of a Multi-Zone Combustion Model to Interpret the Effect of Injector Nozzle Hole Geometry on HD DI Diesel Engine Performance and Pollutant Emissions

    Article • April 2005, SAE International

    Dr. Theodoros C Zannis

  37. Operational and Environmental Evaluation of Diesel Engines Burning Oxygen-Enriched Intake Air or Oxygen-Enriched Fuels: A Review

    Article • October 2004, SAE International

    Dr. Theodoros C Zannis

  38. Theoretical Study Concerning the Effect of Oxygenated Fuels on DI Diesel Engine Performance and Emissions

    Article • June 2004, SAE International

    Dr. Theodoros C Zannis

  39. DI Diesel Engine Performance and Emissions from the Oxygen Enrichment of Fuels with Various Aromatic Content

    Article • Energy & Fuels, May 2004, American Chemical Society (ACS)

    Dr. Theodoros C Zannis

  40. Experimental Investigation to Specify the Effect of Oxygenated Additive Content and Type on DI Diesel Engine Performance and Emissions

    Article • March 2004, SAE International

    Dr. Theodoros C Zannis

  41. Application and Evaluation of a Detailed Friction Model on a DI Diesel Engine with Extremely High Peak Combustion Pressures

    Article • March 2002, SAE International

    Dr. Theodoros C Zannis

  42. Development of a Detailed Friction Model to Predict Mechanical Losses at Elevated Maximum Combustion Pressures

    Article • March 2001, SAE International

    Dr. Theodoros C Zannis