Hydrogen-Enriched Compressed Natural Gas (HCNG) Engines

Hydrogen-Enriched Compressed Natural Gas (HCNG) Engines

A Technology for Low Impact Engines

1st Edition - November 1, 2022

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  • Authors: Ma Fanhua, Zuohua Huang, Amit Thakur
  • Paperback ISBN: 9780323904483

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Description

Hydrogen-Enriched Compressed Natural Gas (HCNG) Engines: A Technology for Low Impact Engines presents the latest research on HCNG internal combustion engines, highlighting the benefits and advantages on improving efficiency and reducing emissions. The author's team bring their wealth of practical experience, which starts by covering the fundamentals and characteristics of HCNG engines before moving onto more advanced topics such as the optimization of different types of HCNG engines, numerical and technical modeling and advanced methods. Engineers and researchers of internal combustion engines will gain a thorough understanding of the technical aspects of HCNG engines and benefit from the experience of the authors.Readers will take away a thorough understanding of spark ignition engines and the effect of fuel composition on their general behavior, considering emissions, efficiency and performance improvement.

Key Features

  • Presents the fundamentals of HCNG engines and the relative effect on combustion, performance and emissions
  • Covers the numerical modeling of HCNG engines and includes a full lifecycle assessment
  • Includes a section completely dedicated to direct injection into the combustion chamber

Readership

Researchers, graduates and academics in the field of internal combustion, thermal energy, alternative fuel and transport engineering

Table of Contents

  • Section I Introduction
    1. Introduction to HCNG engines
    2. Background of HCNG engines
    3. Impact on current transportation infrastructure
    4. Challenges involved in HCNG adaptation
    5. Fundamentals of HCNG
    6. Physical Characteristics of HCNG
    7. Experimental system and methodology
    8. Laminar flame characteristics
    9. Flammability limit
    10. Flame propagation and dynamics
    11. Early flame development
    12. Performance characteristics of HCNG engine
    13. Effect of compression ratio
    14. Effect of spark timings
    15. Effect of excess air ratio at idle conditions
    16. Effect of wide open throttle operating conditions
    17. Combustion and emission characteristics of HCNG engine
    18. Effect of hydrogen addition on cycle-by cycle variations
    19. Extension of Lean limit
    20. Effect of Excess air ratio
    21. Effect of spark timings
    22. Reduction of idle speed
    23. Engine combustion characteristics
    24. Engine cycle-by-cycle variations
    25. Engine emission characteristics
    26. Effect of compression ratio on combustion, emissions and cyclic variations
    27. Effect of fuel injection timings
    28. Combustion and emission characteristics of DI HCNG engine
    29. Application of direct injection in HCNG engines
    30. Effect of fuel injection timing
    31. Effect of hydrogen addition on emission
    32. Effect of cyclic variability

    Section II Optimization of HCNG engines-lean burn
    33. Hydrogen ratio
    34. Excess air ratio
    35. Spark timings
    36. Exhaust gas recycle (EGR)
    37. Compression ratio
    38. Extension of lean operation limit
    39. Effect of hydrogen addition
    40. Effect of engine load
    41. Effect of engine speed
    42. Effect of spark timing
    43. Catalytic converters usage 

    Section III Optimization of HCNG engines-stoichiometric Combustion
    44. Hydrogen ratio
    45. Exhaust gas recycle (EGR)
    46. Spark timings
    47. TWC performance

    Section IV Numerical modelling of HCNG engines
    48. Statistical Analysis method
    49. Overview
    50. Design of experiments
    51. Gaussian function modeling
    52. Artificial Neural Network (ANN) optimization
    53. ANN modeling to study the performance of HCNG engine
    54. ANN modeling to study the emission of HCNG engine
    55. Intelligent Regression Algorithm optimization
    56. Support Vector Machine(SVM) method
    57. Support Vector Machine(SVM) to study performance of HCNG engines
    58. Support Vector Machine(SVM) to study NOx emission of HCNG engines
    59. Quasi dimensional combustion model
    60. Effect of calibration coefficients on the model
    61. Two zone thermodynamic model
    62. Turbulent entrainment combustion model
    63. Adiabatic flame temperature model
    64. Laminar burning velocity model

    Section V Life Cycle Assessment of HCNG engines
    65. Life Cycle Assessment of HCNG engines
    66. Sources of Hydrogen Production

Product details

  • No. of pages: 300
  • Language: English
  • Copyright: © Academic Press 2022
  • Published: November 1, 2022
  • Imprint: Academic Press
  • Paperback ISBN: 9780323904483

About the Authors

Ma Fanhua

Dr. Fanhua Ma is currently associated with Tsinghua University as Associate Professor with more than twenty years of experience in academics and research. His area of expertise includes combustion, emission and control of internal combustion engines, especially focuses on Hydrogen enriched compressed natural gas (HCNG) engines. He has published around sixty research papers in referred journals/conferences. He is technical advisor of various national and international engine manufacturers. He has appointed as lead technical advisor of HCNG fuel station infrastructure project of Chinese 863 project and deputy project coordinator of UNDP-GEF fuel-cell bus commercialization project of China.

Affiliations and Expertise

Associate Professor, Tsinghua University, Haidian District, Beijing, China

Zuohua Huang

Dr. Zuohua Huang is Professor at Xi’an Jiaotong University, China. He received his Ph. D degree in 1994 at Xi’an Jiaotong University. His research interests are internal combustion engines, combustion physics and chemistry, combustion diagnostics and simulation. He is Editor of FUEL and Fellow of the Combustion Institute. He is highly cited researcher in the field of engineering and energy.

Affiliations and Expertise

Professor, Xi’an Jiaotong University, Xi'an, Shaanxi, China

Amit Thakur

Dr. Amit Kumar Thakur is currently associated with Lovely Professional University as Associate Professor with more than seventeen years of experience in academics and research. His area of expertise includes Renewable energy technologies, Thermal energy, Robotics and Internet of Things. He has organized and conducted a number of workshops, summer internships and expert lectures for students as well as faculty. He has published around Twenty-four research papers in referred journals/conferences. He is the Life member of The Indian Society for Technical Education (ISTE), faculty member of Society of Automotive Engineers (SAE), life member of The Aeronautical Society of India (AMeASI). He is the editorial board member and reviewer of various reputed journals. He was the Research sub-coordinator for ADRDE, DRDO in the project of design and development of the deceleration system for Space capsule recovery experiment (SRE). He has five patents to his name.

Affiliations and Expertise

Associate Professor, Lovely Professional University, Phagwara, Punjab, India

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