Task 1.1 from WP1 was already presented in the interim report. The results were published
in Int. J. Hydrog. Energy 47: 17 (2022) 10083-1009, doi: 10.1016/j. ijhydene. 2022.01. 093 In …

Two key challenges facing natural gas engines used for cogeneration are spark plug life
and high NOx emissions. Using Hydrogen Assisted Lean Operation (HALO), these two key …

The addition of hydrogen peroxide and steam to a hydrogen-fuelled HCCI engine was
investigated at various fuel lean conditions (ϕ eff= 0.2–0.6) and compression ratios (15–20) …

The use of compression ignition engines (CIEs) is associated with increased greenhouse
gas emissions. It is therefore necessary to research sustainable solutions and reduce the …

Improving the Efficiency of Spark Ignition Engines by Optimizing Injected H2/O2 Ratio Page 1
An-Najah National University Faculty of Graduate Studies Improving the Efficiency of Spark …

Diesel engines produce high emissions of smoke, particulate matter and nitrogen oxide. The
challenge now is to decrease exhaust emissions without making any major changes on their …

Two key challenges facing Natural Gas Engines used for cogeneration purposes are spark
plug life and high NOx emissions. Using Hydrogen Assisted Lean Operation (HALO), these …

Hydrogen as an alternative fuel in spark ignition engines presents a promising avenue for
achieving sustainable transportation. However, the combustion characteristics of hydrogen …

The potential use of hydrogen peroxide as an ignition promoter to enable the use of
ammonia in compression ignition engines is explored in the current study. A simplified …

Experiments to identify the knock trends of lean gasoline-air mixtures, and such mixtures
enhanced with hydrogen (H2) and carbon monoxide (CO), were performed on a single …