A review of electrohydraulic independent metering technology

K Abuowda, I Okhotnikov, S Noroozi, P Godfrey… - ISA transactions, 2020 - Elsevier
The subject of this paper is the review of advanced technology used in hydraulic systems.
The technology in question is termed Independent Metering (IM); this is used in hydraulically …

Motion control of multi-actuator hydraulic systems for mobile machineries: Recent advancements and future trends

B Xu, M Cheng - Frontiers of Mechanical Engineering, 2018 - Springer
This paper presents a survey of recent advancements and upcoming trends in motion
control technologies employed in designing multi-actuator hydraulic systems for mobile …

Advanced valves and pump coordinated hydraulic control design to simultaneously achieve high accuracy and high efficiency

L Lyu, Z Chen, B Yao - IEEE Transactions on Control Systems …, 2020 - ieeexplore.ieee.org
The rapid industrial development in the fields, such as robotics and high-tech manufacturing,
has put forward much higher requirements for the application of high-performance …

Development of pump and valves combined hydraulic system for both high tracking precision and high energy efficiency

L Lyu, Z Chen, B Yao - IEEE Transactions on Industrial …, 2018 - ieeexplore.ieee.org
Generally, the valve controlled electro-hydraulic systems are able to achieve high motion
tracking precision, but suffer from large amount of throttling losses. As an alternative …

Power matching and energy efficiency improvement of hydraulic excavator driven with speed and displacement variable power source

L Ge, L Quan, X Zhang, Z Dong, J Yang - Chinese journal of mechanical …, 2019 - Springer
Mobile machinery energy efficiency and emission pollution are the national and worldwide
issues. This paper contributes in solving these problems by applying a speed variable …

[HTML][HTML] Energy-efficient and high-precision control of hydraulic robots

J Koivumäki, WH Zhu, J Mattila - Control Engineering Practice, 2019 - Elsevier
In addition to high-precision closed-loop control performance, energy efficiency is another
vital characteristic in field-robotic hydraulic systems as energy source (s) must be carried on …

Electro-hydraulic velocity and position control based on independent metering valve control in mobile construction equipment

J Shi, L Quan, X Zhang, X Xiong - Automation in Construction, 2018 - Elsevier
Independent metering valve control system can overcome the shortcomings of the traditional
four-side linkage valve controlled system, such as poor controllability and large energy …

Investigation into the independent metering control performance of a twin spools valve with switching technology-controlled pilot stage

Q Zhong, H Bao, Y Li, H Hong, B Zhang… - Chinese Journal of …, 2021 - Springer
In hydraulic area, independent metering control (IMC) technology is an effective approach to
improve system efficiency and control flexibility. In addition, digital hydraulic technology …

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 …

Experimental research characteristics of counterbalance valve for hydraulic drive control system of mobile machine

LG Kozlov, LK Polishchuk, OV Piontkevych… - … . Vol. 95.№ 4: 104 …, 2019 - ir.lib.vntu.edu.ua
Experimental studies of counterbalance valve for the hydraulic drive control systems of
mobile machines are presented. According to the results of theoretical research …