Bionic Study of Hydraulic Excavator Attachment
the excavator attachment, expand modern optimization design method. This paper puts forward the new idea of bionic optimization design, based on the basic theory of bionic research and technology. It described that the research profile of excavator attachment and the status for the parts of it. Finally, optimize the entire excavator
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Simulated research on large-excavator boom based on
Simulated research on large-excavator boom based on hydraulic energy recovery January 2021 ARCHIVE Proceedings of the Institution of Mechanical Engineers Part C …
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Excavator arms: Numerical, experimental and new concept
Due to large throttling loss and gravitational potential wasting, conventional hydraulic excavator boom driving system has very low energy efficiency. This paper aims to improve the energy efficiency of the hydraulic excavator by reducing throttling loss and regenerating potential energy directly based on a novel pump controlled system.
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Energy Regeneration and Reuse of Excavator Swing System
Oct 01, 2019 · The flywheel inertia is selected based on a 5-ton excavator. In the testbench, the flywheel inertia is 8.985 kg m 2 and connects to the hydraulic motor directly without gear. In the real swing system, the upper structure connects to the hydraulic motor through a gear, in which the gear ratio is about 1:100 to 1:200.
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A Hydraulic Excavator Augmented Reality Simulator for
operating system. The Main PC is used to run a virtual excavator simulator and generate virtual objects for use as AR metaphors. It also tracks the position of the user. virtual excavator simulator is based on The -the-shelf an off Simlog Personal Hydraulic Excavator Simulator from Simlog (2011), which comes with twelve simulation modules
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Simulation and Control of an Autonomous Bucket Excavator
goals. The behavior-based driving modules inside the RAVON project [13] proved to safely operate an autonomous four-wheeled outdoor robot and can be easily adopted for this project. Therefore the main task in the work at hand was to create a central structure which is able to control the bucket excavator at a xed position inside the simulated
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Simulation and Control of an Autonomous Bucket Excavator
goals. The behavior-based driving modules inside the RAVON project [13] proved to safely operate an autonomous four-wheeled outdoor robot and can be easily adopted for this project. Therefore the main task in the work at hand was to create a central structure which is able to control the bucket excavator at a xed position inside the simulated
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World's Modern Long Reach Excavator Machine Working
World's Modern Long Reach Excavator Machine Working - Heavy Equipment Cutting Big Tree MachineENJOY! and please subscribe: bit.ly/2FnVhUiV6DON:https:/
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A Low-Cost Solution For Excavator Simulation With
GPU-based terrain-rendering technique is used to provide convincing graphic operating results for users. Also, a profile of virtual excavated clay in a bucket changes dynamically in real time based on a simplified mathematical model of the excavator digging and provides physically meaningful soil bucket interaction information to the simulator. II.
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REFLECTIONS ON USING A GAME ENGINE TO DEVELOP A …
After the creation of the simulated construction site, a patterned and accurate excavator needs to be placed inside it. Therefore, conforming to the real-scaled excavator components, a virtual prototype excavator was designed based on drawing software 3dsMax and formatted it as *.fbx file, which can be later recognized
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Investigation into the Independent Metering Control
Sep 20, 2021 · B Liu, L Quan, L Ge. Research on the performance of hydraulic excavator boom based pressure and flow accordance control with independent metering circuit. Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, 2017, 231(5): 901–913. Article Google Scholar [10]
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Development of New Hybrid Excavator
excavator to cut energy consumption by 40% or more. This paper reports the results of the verification test on the fuel economy of the hybrid excavator in actual operations. 1. The purposes of hybrid hydraulic excavators Hydraulic excavators are subject to large variations in workloads while repeating high work load
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Review for Development of Hydraulic Excavator Attachment
focuses on the research work of excavator attachment, which mainly includes those aspects, such as the Typical work conditions of the excavator were simulated. The work conditions of the excavator were simulated Comparative analysis the intensity of the excavator boom of the finite element method was conducted by Shi Qinglu and Jin
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approach for excavator control which is based on the iB2C (integrated Behavior-Based Control) architecture [10] and allows an incremental implementation of a robust excavation system (see Sect. IV and V). II. E XCAVATOR S YSTEM The work at hand is based on the wheeled 20 ton Volvo EW/180B bucket excavator [11], see Fig. 1. It can produce
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Research on Virtual Driving System of a Forestry Logging
Dec 15, 2017 · Design of highly realistic virtual environment for excavator simulator. Computers & Electrical Engineering, 39(7), 2112–2123. Article Google Scholar 11. Lai, H., Huang, W., Wei, P., et al. (2012). The design and implementation of a driving …
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Finite element analysis of excavator mechanical behavior
Mar 01, 2021 · Based on 3D geometry and FEM software, Xu et al. investigated the mechanical properties of a new power saving excavator boom. Stress tests on the new boom was also carried out to validate the FEM, and the test results exhibited a good agreement with the numerical analysis. Wang et al. developed a new geometry structure of the excavator boom
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Comparison of measured and simulated motion of a scaled
Nov 01, 2006 · The wall-mounted boom pulley functions as both the boom and the boom pulley from Fig. 1. The excavator base provides a platform for mounting drag and hoist reels. When assembled, the 1/16-scale dragline excavator system spans 4 m high by 5.7 m long, allowing the bucket to operate in a 10.8 m 2 area. Download : Download full-size image; Fig. 7.
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Medium and large excavators: efficiency is eveything - KHL
Oct 10, 2019 · Medium and large excavators: efficiency is eveything. Excavators remain the number one piece of construction machinery sold around the world. In 2018, more than 450,000 units were sold globally – with this year expected to break a total sales figure of over 400,000 units – according to figures by specialist research company, Off-Highway
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Dragline exclavator - SlideShare
May 23, 2014 · A large dragline system used in the open pit mining industry costs approximately US$50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft). 2 . The length of the boom ranges from 45 to 100 metres (148 to 328 ft).
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A reliable analysis method for estimating large excavator
Jan 01, 2016 · The typical analysis methods used for mining excavator structural strength are the field test, static analysis, and dynamic analysis [,,,,,, ].Yin et al. [] have analyzed the fatigue life of cable shovel boom by employing field test data and finite element analysis (FEA).Some researchers have identified the field test and static FEA as valuable tools in fatigue evaluation …
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