Owing to the rapid increase in the scale of grid connections of uncertain energy sources,
such as wind and solar, the regulation capacity of grids has been challenged, and the …

With the current growth purchase trends of new energy vehicles (NEVs), selecting
appropriate supplier (s) based on sustainable criteria has become a significant choice in this …

Energy management, emission reductions, and sustainable development are directly linked.
The use of renewable energy and intelligent control systems serves two goals: sustainable …

Many conventional truck and working machines are equipped with additional hydraulic
tooling or manipulation systems which are usually fed through a mechanical connection with …

Energy recovery and regeneration comprise an effective way to improve hydraulic excavator
fuel economy. This paper proposes a novel electro-hydraulic energy-saving system to …

Underwater vehicle is one of the most important tools for ocean observation and exploration.
The application of ocean thermal energy conversion can greatly extend its duration and …

Pneumatic system has been widely used throughout industry, and it consumes more than
billions kW h of electricity one year all over the world. So as to improve the efficiency of …

Regular surface-maintenances are necessary for high structures to increase service life. The
traditional manual operation has shortcomings like limited maneuverability, poor operating …

Compressed-air vehicles have the advantages of zero pollution and low cost. A compressed-
air engine test bench is established in this study. The effects of rotational speed, torque, and …

The main purpose of this work is focused on increasing the energy efficiency of pneumatic
machines. We have proposed a more holistic approach–ie cyclical storage of exhaust air …