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Landing control method of a lightweight four-legged landing and walking robot

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0707-1

Abstract: A lightweight four-legged landing and walking robot called “FLLWR” is designed in this study.integrates the functions of a lander and a rover, including folding, deploying, repetitive landing, and walking

Keywords： landing and walking robot lunar exploration buffer landing compliance control

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Recognition of walking environments and gait period by surface electromyography Special Feature on Intelligent Robats

Seulki KYEONG, Wonseok SHIN, Minjin YANG, Ung HEO, Ji-rou FENG, Jung KIM

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 3, Pages 342-352 doi: 10.1631/FITEE.1800601

Abstract: Before using a lower limb exoskeleton to help in walking, the aim of this work is to distinguish thewalking environment and gait period using various sensors, including the surface electromyography (sEMGThe purpose of this paper is to show progress with the use of sEMG when recognizing walking environmentsWhen four sensor combinations were used, the environment classification accuracy was 96.1%, and the gaitthe legs, and the results were 74.4% in pre-heel contact (preHC) and 71.7% in pre-toe-off (preTO) for environment

Keywords： Walking environment Gait Period Surface electromyography (sEMG) Exoskeleton

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Footholds optimization for legged robots walking on complex terrain

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0742-y

Abstract: This paper proposes a novel continuous footholds optimization method for legged robots to expand their walkingagainst slipping or tripping on the edge of obstacles, and to improve its stability and safety when walkingWe successfully implemented the algorithm on a hexapod robot, and verified its feasibility in a walking

Keywords： footholds optimization legged robot complex terrain adapting hexapod robot locomotion control

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A feasibility study on the design and walking operation of a biped locomotor via dynamic simulation

Mingfeng WANG,Marco CECCARELLI,Giuseppe CARBONE

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 2, Pages 144-158 doi: 10.1007/s11465-016-0391-0

Abstract:

A feasibility study on the mechanical design and walking operation of a Cassino biped locomotor isPlanning of the biped walking gait is performed by coordinating the motions of the two leg mechanismsA three-dimensional model is elaborated in SolidWorks^® environment in order to characterizeDynamic simulation is carried out in MSC.ADAMS^® environment with the aims of characterizingand evaluating the dynamic walking performance of the proposed design.

Keywords： feasibility study biped locomotor biped walking mechanical design dynamic simulation tripod leg mechanism

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Image-based fall detection and classification of a user with a walking support system

Sajjad TAGHVAEI, Kazuhiro KOSUGE

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 3, Pages 427-441 doi: 10.1007/s11465-017-0465-7

Abstract: This study investigates an image-based classification of the human state while using a walking supportpossible human behavior while utilizing a walker robot into eight states (i.e., sitting, standing, walkingThe first method shows that the centroid position follows a normal distribution while walking, whichcan be adopted to detect any non-walking state.the motion of a passive-type walker (called “RT Walker”) by activating its brakes in non-walking

Keywords： fall detection walking support hidden Markov model multivariate analysis

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Harvesting biomechanical energy in the walking by shoe based on liquid metal magnetohydrodynamics

Dan DAI, Jing LIU, Yixin ZHOU

Frontiers in Energy 2012, Volume 6, Issue 2, Pages 112-121 doi: 10.1007/s11708-012-0186-x

Abstract: system (LMMGS) was proposed and demonstrated in this paper for collecting parasitic power in shoe while walkingWhile walking with the LMMGS, the foot alternately presses the two liquid metal pumps (LMPs) which are

Keywords： human energy harvesting liquid metal wearable magnetohydrodynamics generator parasitic power in shoe

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A novel six-legged walking machine tool for

Jimu LIU, Yuan TIAN, Feng GAO

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 3, Pages 351-364 doi: 10.1007/s11465-020-0594-2

Abstract: However, few mobile robots can accommodate the complex environment of industrial plants while performingThis study proposes a novel six-legged walking machine tool consisting of a legged mobile robot and aThe repeatability of the head motion, body motion, and walking distance is evaluated through experimentsFinally, an application scenario is shown in which the walking machine tool steps successfully over arationality of the hierarchical motion planning scheme and demonstrate the extensive potential of the walking

Keywords： legged robot parallel mechanism mobile machine tool in-situ machining

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An experimental analysis of human straight walking

Tao LI, Marco CECCARELLI

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 1, Pages 95-103 doi: 10.1007/s11465-013-0357-4

Abstract:

In this paper, an experimental analysis of human straight walking has been presented.Experiments on human walking were carried out by using Cassino tracking system which is a passive cable-basedFurthermore, by using experimental tests, modeling and characterization of the human straight walking

Keywords： human locomotion walking gait characterization humanoid robot biped robot

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Application of MoS in the space environment: a review

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 3, doi: 10.1007/s11465-023-0755-1

Abstract: Improving the friction properties of contact surfaces in the space environment is an important way toTraditional lubricants can no longer meet the lubrication requirements of the space environment.This study describes the characteristics of the space environment and the applications of solid lubricantsAdvances in research on the friction properties of collision sliding contacts in the space environment

Keywords： MoS₂ soft metal space environment surface texture synergistic effect vibration

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DARPA Robotics Grand Challenge Participation and Ski-Type Gait for Rough-Terrain Walking Article

Hongfei Wang, Shimeng Li, Yuan F. Zheng

Engineering 2015, Volume 1, Issue 1, Pages 36-45 doi: 10.15302/J-ENG-2015006

Abstract: approaches for the Rough-Terrain task, such as enlarged foot pedals and a transformation into quadruped walkingFinally, we compare our experimental results with biped walking to validate the Ski-Type gait.

Keywords： humanoid robot DARPA robotics challenge (DRC) rough-terrain walking Ski-Type gait

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Vibration Serviceability of Large-span Steel–Concrete Composite Beam with Precast Hollow Core Slabs Under Walking Article

Jiepeng Liu, Shu Huang, Jiang Li, Y. Frank Chen

Engineering 2022, Volume 19, Issue 12, Pages 93-104 doi: 10.1016/j.eng.2021.04.025

Abstract: To alleviate vibrations, both the walking forces excited by humans and the associated floor responsesIn this study, 150 load–time histories of walking, excited by 25 test participants, are obtainedThe dynamic loading factors and phase angles in the Fourier series functions for one-step walking areSubsequently, walking tests are performed on seven CBHCS specimens to capture the essential dynamic properties

Keywords： Composite beam Hollow core slab Walking force Floor vibration Mode shape

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Mechanical Analysis and Performance Optimization for the Lunar Rover’s Vane-Telescopic Walking Wheel Article

Lu Yang, Bowen Cai, Ronghui Zhang, Kening Li, Zixian Zhang, Jiehao Lei, Baichao Chen, Rongben Wang

Engineering 2020, Volume 6, Issue 8, Pages 936-943 doi: 10.1016/j.eng.2020.07.009

Abstract: First, a new vane-telescopic walking wheel was proposed for the lunar rover with a positive and negative

Keywords： Intelligent vehicle Vane-telescopic walking wheel Performance optimization Vane spring Lunar rover

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Linking elements to outcomes of knowledge transfer in the project environment: Current review and future

Frontiers of Engineering Management 2022, Volume 9, Issue 2, Pages 221-238 doi: 10.1007/s42524-022-0195-3

Abstract: However, the current research on the elements and outcomes of knowledge transfer (KT) in the project environmentconduct comprehensive research to determine and link the elements and outcomes of KT in the project environmentThey divided KT in the project environment into three levels according to the transfer scenario: Intra-projectserve as a basis for scholars and practitioners to develop effective strategies for KT in the project environment

Keywords： knowledge transfer knowledge management project management project environment literature review

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Digital twin for healthy indoor environment: A vision for the post-pandemic era

Frontiers of Engineering Management 2023, Volume 10, Issue 2, Pages 300-318 doi: 10.1007/s42524-022-0244-y

Abstract: Indoor environment has significant impacts on human health as people spend 90% of their time indoors.health awareness have further elevated the urgency for cultivating and maintaining a healthy indoor environmentneed for understanding and envisaging how digital twin paradigms can be geared towards healthy indoor environmentthis paper elaborates a vision for future research on integrated digital twins for a healthy indoor environmentsmart building services and presenting the research roadmap for digital twin-enabled healthy indoor environment

Keywords： digital twin healthy indoor environment building information modeling occupant–building interaction

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Adsorption behavior of antibiotic in soil environment: a critical review

Shiliang WANG,Hui WANG

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 4, Pages 565-574 doi: 10.1007/s11783-015-0801-2

Abstract: Antibiotics are used widely in human and veterinary medicine, and are ubiquitous in environment matricesSorption is an important process for the environment behaviors and fate of antibiotics in soil environmentIn addition, factors of soil environment such as the pH, ionic strength, metal ions, and organic matterTherefore, literatures about the adsorption mechanisms of antibiotics in soil environment and the effectsof environment factors on adsorption behaviors of antibiotics in soil are reviewed and discussed systematically

Keywords： adsorption antibiotics environment factors soil