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 …

Active fault-tolerant control for electro-hydraulic systems with an independent metering valve against valve faults

R Ding, M Cheng, L Jiang, G Hu - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Aiming at the tough requirements for safety and maintainability in mobile hydraulic systems,
in this article, an active fault-tolerant control (FTC) system is proposed against the valve …

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 …

Sensor-fault-tolerant operation for the independent metering control system

R Ding, M Cheng, S Zheng, B Xu - IEEE/ASME Transactions on …, 2020 - ieeexplore.ieee.org
Due to the complex control software based on electronic sensors, an independent metering
control system (IMCS) has a higher risk of failures than a traditional electrohydraulic system …

Programmable hydraulic control technique in construction machinery: Status, challenges and countermeasures

R Ding, J Zhang, B Xu, M Cheng - Automation in Construction, 2018 - Elsevier
Programmable hydraulic control (PHC) technology utilized in construction machinery is
superior to the conventional electronic-hydraulic control technology. This paper aims to …

High tracking control for a new independent metering valve system using velocity-load feedforward and position feedback methods

TH Nguyen, TC Do, VH Nguyen, KK Ahn - Applied Sciences, 2022 - mdpi.com
The new configuration of independent metering valve (NIMV) system uses three proportional
valves that gave been effectively proven to be energy saving compared with a conventional …

A study on a new independent metering valve for hydraulic boom excavator

TH Nguyen, TC Do, KK Ahn - Applied Sciences, 2022 - mdpi.com
Nowadays, hydraulic excavators are an indispensable part of the construction industry;
however, conventional hydraulic excavators consume a great deal of fossil fuel and release …