Abstract: The proportional directional valve is a key component in electro-hydraulic control systems; however, existing solutions face structural and functional challenges. The mechanical feedback ...

Earth is taking in more energy than it releases back to space—a growing "energy imbalance" that is fueling global warming. A ...

More than a billion years ago, in a shallow basin across what is now northern Ontario, a subtropical lake much like ...

Abstract: This paper explores the distributed flow shop scheduling problem within the realm of production scheduling and proposes an optimisation algorithm. We first establish a multi - objective ...