Classification and review of pump-controlled differential cylinder drives

S Ketelsen, D Padovani, TO Andersen, MK Ebbesen… - Energies, 2019 - mdpi.com
Pump-controlled hydraulic cylinder drives may offer improved energy efficiency,
compactness, and plug-and-play installation compared to conventional valve-controlled …

[HTML][HTML] Utilization of electric prime movers in hydraulic heavy-duty-mobile-machine implement systems

D Fassbender, V Zakharov, T Minav - Automation in Construction, 2021 - Elsevier
Electrifying vehicles yields advantages such as reduced emissions, better performance and
more flexibility. While electric machines can directly drive the wheels or tracks of heavy-duty …

A self-contained electro-hydraulic cylinder with passive load-holding capability

D Padovani, S Ketelsen, D Hagen, L Schmidt - Energies, 2019 - mdpi.com
Self-contained electro-hydraulic cylinders have the potential to replace both conventional
hydraulic systems and the electro-mechanical counterparts enhancing energy efficiency …

A Comparison Study of a Novel Self-Contained Electro-Hydraulic Cylinder versus a Conventional Valve-Controlled Actuator—Part 1: Motion Control

D Hagen, D Padovani, M Choux - Actuators, 2019 - mdpi.com
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 …

A class of energy efficient self-contained electro-hydraulic drives with self-locking capability

L Schmidt, S Ketelsen, MH Brask, KA Mortensen - Energies, 2019 - mdpi.com
Pump controlled and self-contained electro-hydraulic cylinder drives may improve energy
efficiency and reduce installation space compared to conventional valve solutions, while …

Energy saving motion control of independent metering valves and pump combined hydraulic system

L Lyu, Z Chen, B Yao - IEEE/ASME Transactions on …, 2019 - ieeexplore.ieee.org
The independent meter-in and meter-out valves control approach makes the two chamber
pressures of the hydraulic actuator completely controllable, and offers possibilities for …

Electro-Hydraulic Variable-Speed Drive Networks—Idea, Perspectives, and Energy Saving Potentials

L Schmidt, KV Hansen - Energies, 2022 - mdpi.com
Electro-hydraulic differential cylinder drives with variable-speed displacement units as their
central transmission element are subject to an increasing focus in both industry and …

Control and performance analysis of variable speed pump-controlled asymmetric cylinder systems under four-quadrant operation

S Zhang, S Li, T Minav - Actuators, 2020 - mdpi.com
Since the energy crisis, the further development of a variable speed pump-controlled
hydraulic system driven by an electric machine has attracted increasing attention during the …

Design and research of a heavy load fatigue test system based on hydraulic control for full-size marine low-speed diesel engine bearings

G Chen, Y Wang, N Zhong, Z Fan, G Wang - Ocean Engineering, 2023 - Elsevier
As the power density design indicators of marine low-speed diesel engines gradually
increased, resulting the loads of marine low-speed diesel engine bearings become …

High-gain observer-based pump/valve combined control for heavy vehicle electro-hydraulic servo steering system

H Du, K Ding, J Shi, X Feng, K Guo, J Fang - Mechatronics, 2022 - Elsevier
Electro-hydraulic servo steering system (EHSSS) has been widely used in multi-axle heavy
vehicles. Noteworthy, the traditional EHSSS controlled only by servo solenoid valve has …