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Design engineering a walking robotic manipulator for in-space assembly missions [PDF]

open access: yesFrontiers in Robotics and AI, 2022
In-Space Services aim to introduce sustainable futuristic technology to support the current and growing orbital ecosystem. As the scale of space missions grows, there is a need for more extensive infrastructures in orbit. In-Space Assembly missions would
Manu Harikrishnan Nair   +2 more
doaj   +2 more sources

Research on Performance of Variable-Lead Rotor Twin Screw Compressor

open access: yesEnergies, 2021
Twin-screw compressors are widely used in aerodynamics, refrigeration and other fields. The screw rotors are the core component of the screw compressor and affect the performance of the compressor. This paper focuses on variable-lead rotors.
Huagen Wu   +4 more
doaj   +1 more source

Study on the opening soil knife cutting soil process of 3PF-240 small grape covering machine

open access: yesThe Journal of Engineering, 2020
Grape covering machine as key equipment casing mechanised grape winter is drawing more and more attention. To analyse the performance of the grape covering machine, the soil cutting process of opening soil knife with a 3PF-240 grape covering machine is ...
Xu Guang-Chen   +3 more
doaj   +1 more source

Surface mechanics design by cavitation peening

open access: yesThe Journal of Engineering, 2015
Although impacts at cavitation bubble collapses cause severe damage in hydraulic machineries, the cavitation impacts can be utilised for surface mechanics design such as introduction of compressive residual stress and/or improvement of fatigue strength ...
Hitoshi Soyama
doaj   +1 more source

Student Mastery of Engineering with Design Review [PDF]

open access: yes, 2019
Traditional structural engineering pedagogy has consisted of students preparing for class by reading a textbook, followed by a professor giving a lecture, followed by students doing individual homework. Students received feedback in terms of a grade from
Campbell, Michael C., Hill, Aaron T.
core   +1 more source

Comparative study of thermal properties of electrical windings impregnated with alternative varnish materials

open access: yesThe Journal of Engineering, 2019
The thermal design-analysis of devices with electrical windings impregnated using varnish materials is frequently challenging. This is due to difficulties in predicting theoretically the equivalent thermal properties for the composite materials, such as ...
Haipeng Liu   +3 more
doaj   +1 more source

Collaborative Engineering Environments. Two Examples of Process Improvement [PDF]

open access: yes, 1998
Companies are recognising that innovative processes are determining factors in competitiveness. Two examples from projects in aircraft development describe the introduction of collaborative engineering environments as a way to improve engineering ...
Bijwaard, D.J.A.   +2 more
core   +3 more sources

Structure design of a miniature and jumping robot for search and rescue

open access: yesThe Journal of Engineering, 2018
The extremely dangerous and complex environment caused by tremendous earthquakes or unnatural disasters usually brings great danger to survivors and salvagers.
Xueying Wang, Xiaojing Yang
doaj   +1 more source

Optimal planning method of design project based on risk assessment model with task option

open access: yesNihon Kikai Gakkai ronbunshu, 2017
The product design project includes many uncertainties. It causes risk that a project target cannot be accompolished within lead time. In order to flexibly handle the uncertainty and avoid the risk, adaptive planning that can switch easily to another ...
Yutaka NOMAGUCHI   +3 more
doaj   +1 more source

Development and practical use of analysis method to improve efficiency of mechanical transmitting element design in conceptual phase (Development to engineering designer of spring and cable analysis methods by own dedicated graphical user interface and contact functions)

open access: yesNihon Kikai Gakkai ronbunshu, 2014
In the recent manufacturing sector, various requirements, such as improving quality, improving performance, shortening the development period, cost reduction, energy saving and lightweight, are imposed.
Hidekazu NISHIGAKI   +3 more
doaj   +1 more source

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