Yuchai Unveils Generator with 4.8 kWh/L Efficiency — Fuel Savings Up to 50%
The system integrates a flywheel with the engine crankshaft, combining the power source and generator into a single unit.
Yuchai Group, a partner of Rolls-Royce Power Systems, unveiled its Flywheel Range Extender at a conference on January 24, 2026. The system integrates a flywheel directly with the engine’s crankshaft, combining the energy source and generator into one compact design.
According to the company, the generator achieves a maximum efficiency of 4.8 kWh per liter of diesel fuel, offering up to 50% fuel savings compared to traditional solutions. The technology is intended for commercial and specialized vehicles, including trucks, buses, agricultural machinery, and port equipment, with power outputs ranging from 15 to 600 kW.
Yuchai’s FRS platform is already in use by manufacturers such as FAW Jiefang, Dongfeng, XCMG, Sany, and Caterpillar.
You may also be interested in the news:
Hyundai Recalls Nearly 95,000 Genesis Sedans Over Fire Risk From Power Seats
Hyundai is recalling 94,622 Genesis sedans after a faulty power seat switch was linked to overheating and potential vehicle fires.
“Are You Sure It’s Chinese?” Who Really Builds China’s Car Engines
Who Really Develops China’s Car Engines?
Why Experienced Drivers Still Warn Against Buying a Used Car With a CVT
CVTs offer smooth acceleration and good fuel economy, but expensive repairs and durability concerns make used models risky.
The U.S. Builds the World’s Fastest Lawn Mower
An American-built lawn mower hit 152.8 mph at Arkansas Mile and can still cut grass.
8 Car Maintenance Mistakes That Could Cost You Thousands if You Wait Too Long
Depending on driving conditions, some maintenance tasks may need to be performed sooner and more often than the automaker recommends.