In America, the average mpg of a semi truck sits firmly in single-digit territory. Efficiency improvements mean that today's trucks now average around seven mpg, but some states still see trucks ...

Diesel engines have been around since the late 19th century, which was around the time Karl Benz built the world's first automobile. Diesel engines have higher compression ratios than gas engines and ...

CHICAGO, Jan. 11, 2022 /PRNewswire/ -- Weichai Power Releases the World's First Diesel Engine with a Base Engine Thermal Efficiency of 51.09%, along with Major Hydrogen Energy Technology Achievements ...

Since the inception of diesel engine 127 years ago, scientists and engineers across the world have pursued the goal of enhancing thermal efficiency as a lifelong endeavor. This intricate challenge not ...

CHICAGO, Nov. 21, 2022 /PRNewswire/ -- On November 20, 2022, Weichai released the world's first commercial diesel engine with base engine's thermal efficiency of 52.28% and natural gas engine with ...