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  • Study on electro-hydraulic actuated close –loop …

    Study on electro-hydraulic actuated close –loop controlled excavator parameter for electro-hydraulic actuated robotic excavator is extremely encomiastic. improving the efficiency of the

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  • Excavator energy-saving efficiency based on diesel engine

    Sep 20, 2012 · The hydraulic excavator energy-saving research mainly embodies the following three measures: to improve the performance of diesel engine and hydraulic component, to improve the hydraulic system, and to improve the power matching of diesel-hydraulic system-actuator. Although the above measures have certain energy-saving effect, but because the hydraulic excavator load changes …

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  • Study on energy recuperation for swing motion in electro

    To increase energy efficiency in construction machinery, it is necessary to apply hybrid system and recover wasting energy. For this reason, this paper focuses on energy recuperation system for swing motion in electro-hydraulic excavator. New structures with accumulator and reusing valve are added from conventional system in order to save

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  • Efficiency Study of an Electro-Hydraulic Excavator - CORE

    We are not allowed to display external PDFs yet. You will be redirected to the full text document in the repository in a few seconds, if not click here.click here.

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  • Volvo CE Designs Cost Saving Excavator System | CK

    Sep 16, 2021 · The electro-hydraulic system, which is on trials in the field, is part of Volvo's e-mobility program to increase fuel efficiency and attain its goal of net-zero emissions operations. To cut energy losses in hydraulics, all of the excavator work functions are connected to an energy storage through a common pressure rail made up of two or more

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  • Efficiency study of an electro-hydraulic excavator - CORE

    Efficiency study of an electro-hydraulic excavator . By Ville Salomaa, Tatiana Minav, Jouni Mattila and Matti A Matlab/Simulation model is utilized to study the total energy consumption and power distribution of the micro excavator. The model consists of the hydraulic and mechanical systems related to actuation of front hoe, i.e. boom, arm

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  • [PDF] Simulation study of a digital hydraulic independent

    Simulation study shows that the hydraulic input energy can be reduced 28-42% compared to a standard LS-controlled excavator. Detailed analysis of where the reduction emerges is presented. Independent metering valve (IMV) control of working hydraulic systems in mobile machines has been studied for more than two decades and during the past few

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  • Comparative Study on Energy Efficiency of the Electro

    Comparative Study on Energy Efficiency of the Electro-hydraulic Control System in Injection Molding Machine January 2012 Journal of Mechanical Engineering 48(08):180

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  • Volvo CE and Norrhydro develop electro-hydraulic solution

    Dec 07, 2020 · "In research so far, the system shows greatest benefits in larger machines - in the case of excavators, those 30 tons and above. However, in the future, the technology could also be used in electric machines, where its much greater hydraulic system efficiency would effectively extend the battery life and operating window," concludes Bitter.

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  • Study on energy efficiency characteristics of the heavy

    May 01, 2021 · The effects of control methods on energy efficiency and position tracking of an electro-hydraulic excavator equipped with zonal hydraulics Autom. Constr., 100 ( 2019 ), pp. 129 - 144, 10.1016/j.autcon.2019.01.003

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  • VILLE SALOMAA EFFICIENCY STUDY OF AN ELECTRO …

    VILLE SALOMAA: Efficiency Study of an Electro-Hydraulic Excavator Tampere University of Technology Master of Science Thesis, 59 pages, 16 Appendix pages September 2017 Master's Degree Programme in Mechanical Engineering Major: Fluid Power Examiner: Professor Jouni Mattila

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  • VILLE SALOMAA EFFICIENCY STUDY OF AN ELECTRO …

    concerning the studies on mobile machinery efficiency, including standardized duty cycles. The hydraulic system of the excavator is modelled in Matlab Simulink, and the simulation model is utilized to calculate the power consumption of the excavator during a digging and loading and a levelling cycle.

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  • Efficiency study of an electro-hydraulic excavator - CORE

    Efficiency study of an electro-hydraulic excavator . By Ville Salomaa, Tatiana Minav, Jouni Mattila and Matti A Matlab/Simulation model is utilized to study the total energy consumption and power distribution of the micro excavator. The model consists of the hydraulic and mechanical systems related to actuation of front hoe, i.e. boom, arm

    Learn More
  • Study on energy recuperation for swing motion in electro

    Oct 16, 2015 · Study on energy recuperation for swing motion in electro-hydraulic excavator Abstract: Due to rising energy consumption and natural resource prices, the demand of improving energy efficiency has been highlighted.

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  • Direct Position Control of Electro-Hydraulic Excavator

    Nov 20, 2018 · It was mentioned in early study that this hydraulic system architecture as a replacement for the traditional valve-based hydraulic systems, has higher energy efficiency rate. In this study, the simulation implementation and experimental verification of Direct Driven Hydraulics (DDH) will be investigated for a micro excavator test case from

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  • Crawler Excavators - HydraForce

    Weather-Resistant Control of Electro-Hydraulic Functions. For excavator applications requiring water and thermal-shock resistance, try our E-series solenoid coils which meet IP69K standards. A corrosion-resistant coating (G) is also available on our entire line of cartridge valves to …

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  • Direct Position Control of Electro-Hydraulic Excavator

    Nov 20, 2018 · It was mentioned in early study that this hydraulic system architecture as a replacement for the traditional valve-based hydraulic systems, has higher energy efficiency rate. In this study, the simulation implementation and experimental verification of Direct Driven Hydraulics (DDH) will be investigated for a micro excavator test case from

    Learn More
  • A study on an energy saving electro-hydraulic excavator

    Nowadays with the high fuel prices, the demands for energy saving and green emission of construction machinery, without sacrifice of working performance, safety and reliability, especially hydraulic excavators, has been highly increased. As a result, electro-hydraulic hybrid system, which are promoted and successfully applied to automobile industry, is recently introduced to hydraulic excavators.

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  • Efficiency Study of an Electro-Hydraulic Excavator - CORE

    We are not allowed to display external PDFs yet. You will be redirected to the full text document in the repository in a few seconds, if not click here.click here.

    Learn More
  • A study on an energy saving electro-hydraulic excavator

    Aug 21, 2009 · A study on an energy saving electro-hydraulic excavator Abstract: Nowadays with the high fuel prices, the demands for energy saving and green emission of construction machinery, without sacrifice of working performance, safety and reliability, especially hydraulic excavators, has …

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