If you never knew that Geely made the internal combustion engine (ICE) with the world's highest thermal efficiency, do not feel guilty. I tried to let people know about it in August 2022, when the ...

Volvo's D13 engine cuts NOx emissions by 80%, aligning with 2027 EPA standards for cleaner, efficient heavy-duty truck ...

Recent advances in the analysis of aviation engine efficiency and sustainability have expanded the understanding of engine performance beyond traditional energy metrics. Researchers are increasingly ...

The new hydrogen engine, while still in development, has thermal efficiencies above 60 percent. In comparison, diesel engines ...

The days of internal combustion engines are numbered. Unfortunately, the exact number is constantly shifting, with regulators moving the goalposts so often that manufacturers are left scrambling to ...

The volumetric efficiency table is crucial for understanding ECU performance. The vertical axis represents engine load ...

New power benchmark: The MP13 delivers up to 540 horsepower and 1,950 lb.-ft. of torque, making it Mack’s most powerful 13-liter engine. Efficiency and compliance: It meets EPA 2027 standards, cuts ...

The Critical Design Review of the CERP program paves the way for the modification of two B-52 bombers with the new engines, ...

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

Venus Aerospace has made the most efficient rocket engines ever flown. They will go from runway to mach 9 hypersonic speed. The Venus Aerospace Stargazer M4 is designed to reach a top speed of Mach 9, ...