This research paper presents the first part of a comparative analysis of a novel self-
contained electro-hydraulic cylinder with passive load-holding capability against a state of …

Self-contained hydraulic cylinders have gained popularity in the recent years but have not
been implemented for high power articulated hydraulic manipulators. This paper presents a …

This research paper presents guidelines on how to select between self-contained electro-
hydraulic and electromechanical cylinders. An example based on the motion control of a …

In order to realize the high energy efficiency and high performance motion control of the
lifting device of construction machinery, this paper proposes an electro-hydraulic compound …

The poor energy efficiency of state-of-the-art mobile hydraulics affects the carbon dioxide
released into the atmosphere and the operating costs. These crucial factors require urgent …

Wear caused by contaminated oil or frequent reciprocating of the spool is the chief source of
internal leakage in electro-hydraulic directional valves. It is difficult to detect the location and …

Developments in the field of electro-hydraulic linear actuators controlled by variable-speed
pump drives have been increasing over the past decade. The majority of these benefits from …

Energy efficiency plays a significant role in mobile hydraulics due to the high amount of
carbon dioxide and pollutants being released into the atmosphere. Efficiency improvements …

This paper experimentally assess the energy consumption of a laboratory knuckle boom
crane utilizing two proposed two-motor-two-pump (2M2P) motor-controlled hydraulic …

This paper addresses some challenges of expanding the velocity range of energy-efficient,
electro-hydraulic actuators to enable low-velocity operations for extended periods of time …