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Distributed Coordination in Modular Precision Assembly Systems
2001
The international journal of robotics research
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KEY WORDS-robotics, automated assembly, distributed systems, sensor-based control • the explosive deployment of high-performance information and communications technology-most notably in the application ...
Over the past 5 years, the authors have been constructing just such a system suitable for assembly of high-precision, high-value products. ...
Acknowledgments This work was supported in part by NSF through grants DMI-9523156 and CDA-9503992. ...
doi:10.1177/02783640122068128
fatcat:7duif4c5njau7jjovzwu5ac2ue
Hierarchy in Metal–Organic Frameworks
2020
ACS Central Science
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This is followed by a highlight of the utilization of modular total synthesis for crafting MOFs with hierarchical compositions. ...
In this Outlook, we describe the conceptual introduction of hierarchy into the design of metal-organic framework (MOF) materials. ...
For example, a zirconium-MOF PCN-222 can be immobilized in the lattice of MOF-5 with controllable ratios and distributions through modular synthesis (PCN stands for porous coordination network). ...
doi:10.1021/acscentsci.0c00158
pmid:32232136
pmcid:PMC7099594
fatcat:guoqiglfafeghd6eyhe6q5mc6u
State of the Profession: NASA Langley Research Center Capabilities/Technologies for Autonomous In-Space Assembly and Modular Persistent Assets
2021
Bulletin of the AAS
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The most recent OSAM activity at LaRC, Precision Assembled Space Structures (PASS), will develop and demonstrate (in the laboratory) the technologies required to autonomously assemble modular, high-precision ...
Assembly agents must know their own position and orientation (their state) with respect to a global coordinate system as well as the relative position and orientation of local objects, such as assembly ...
doi:10.3847/25c2cfeb.7707c9bf
fatcat:74donp42ijgonpzfghewuulstu
Flexible Automation Driven by Demonstration: Leveraging Strategies that Simplify Robotics
2018
IEEE robotics & automation magazine
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(d) To generate the mostlikely trajectory in each coordinate system, the conditional distribution P x f 1 , x f 2 |t is computed at each time step, yielding a tube of Gaussians. ...
We detect objects and their coordinate systems in task space, and transform the TP-GMM into task-space coordinates ( Fig. 3(d) ). ...
doi:10.1109/mra.2018.2810543
fatcat:an65g5wucrcalat6nwwknsfeg4
Assembly of Polymer Microfluidic Components and Modules: Validating Models of Passive Alignment Accuracy
2015
Journal of microelectromechanical systems
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Model modular devices containing passive alignment features, hemispherical pins in v-grooves, and integrated alignment standards for characterizing the accuracy of the assemblies were replicated in polycarbonate ...
Proper function of such systems depends on well-characterized assembly of the instruments. Passive alignment is one approach to obtaining such assemblies. ...
Acknowledgments The authors would like to thank Jason Guy from the Center for Bio-Modular Multi-Scale Systems for microfabrication support. ...
doi:10.1109/jmems.2014.2339733
pmid:31814689
pmcid:PMC6897507
fatcat:upyvve7bcjg5jhzyaa5gozsz5y
Evolved and Designed Self-Reproducing Modular Robotics
2007
IEEE Transactions on robotics
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My professional interests span several areas of science and technology, including renewable kite wind energy extraction, modular self-reconfigurable robotics, evolutionary system optimization, under-informed ...
Zykov, V. (2002) Influence of the number of phases of the system "frequency converter-asynchronous motor" on its noise and vibration (in Russian). ...
This simulator was used to devise new real-time noise control methods for multiphase induction drives.
2000-2001 Textile production line control, coordination and stability ISPEU, Russia Distributed ...
doi:10.1109/tro.2007.894685
fatcat:mlhnl27xffdyhodyu5rb4biopq
Minifactory: a precision assembly system adaptable to the product life cycle
1997
Architectures, Networks, and Intelligent Systems for Manufacturing Integration
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We are developing two concepts to enable manufacturers to more readily achieve this goal: the Agile Assembly Architecture (AAA), an abstract framework for distributed modular automation; and minifactory ...
, our physical instantiation of this architecture for the assembly of precision electro-mechanical devices. ...
ACKNOWLEDGEMENTS This work was supported in part by the National Science Foundation under grants DMI-9523156 and DMI-9527190, and the CMU Engineering Design Research Center. ...
doi:10.1117/12.294420
fatcat:cozwfp7j3fa7xlkeyjxms2sohu
The Distributed Flight Array
2011
Mechatronics (Oxford)
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This vehicle consists of autonomous single-rotor modules that are able to drive, dock with its peers, and fly in a coordinated fashion. ...
Experimental demonstrations in docking, driving, and flying have proven its feasibility as a research platform for investigating techniques in distributed estimation and control. ...
Such algorithms and architectures may be used, for example, in cooperative slung payload systems [1] and high altitude airborne wind turbines [2] where modularity and high-redundancy is desirable in order ...
doi:10.1016/j.mechatronics.2010.08.003
fatcat:cnzegrlkfrcvzlwixu4zplsfcq
Construction and Test of New Precision Drift-Tube Chambers for Upgrades of the ATLAS Muon Spectrometer in 2016/17
[article]
2015
arXiv
pre-print
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Other Versions
2015
2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC)
unpublished
doi:10.1109/nssmic.2015.7581880 fatcat:s2xjhjw62rbk3ketkw3gnna5zq
doi:10.1109/nssmic.2015.7581880 fatcat:s2xjhjw62rbk3ketkw3gnna5zq
The chambers will be ready for installation in the winter shutdown 2016/17 of the Large Hadron Collider. ...
The design and construction of the new sMDT chambers for ATLAS will be discussed as well as measurements of their precision and performance. ...
Before mounting the modular gas distribution system and the readout and high-voltage distribution boards [2] , the wire grid and the geometry of the assembled chamber is reconstructed with a few micron ...
arXiv:1512.01944v1
fatcat:tiyixfoq3nc2hjalqpimos3nfa
Design of flexible spot welding cell for Body-In-White (BIW) assembly
2018
Periodicals of Engineering and Natural Sciences (PEN)
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The fixture is made modular and is reconfigured for change in part varieties. ...
In this paper, a flexible spot welding cell -which is flexible both at fixture and work cell level is developed to handle multiple Body-In-White (BIW) part varieties. ...
Table 1 . 1 Weld Point Distribution for assembly -I
Table 2 : 2 Weld point distribution for assembly -II Weld Point Distribution
WP #
Co-ordinates (In mm)
X
Y
Z
1
1366.00
798.04
168.22 ...
doi:10.21533/pen.v6i2.180
fatcat:j42simnucbapnlq7evkvekp3bq
Multi-agent Architecture for Reconfiguration of Precision Modular Assembly Systems
[chapter]
2010
IFIP Advances in Information and Communication Technology
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Precision assembly systems today are subject to high levels of change which require fast physical and logical adaption. ...
A new agent model is proposed which addresses the specific needs of precision modular assembly systems catering both for physical and logical constraints of the modules as well as their joint emergent ...
Other modular assembly system platforms have been proposed [5, 6] . ...
doi:10.1007/978-3-642-11598-1_29
fatcat:7deowgcyejgmvkagedfelojtra
Algorithmic Foundations of Programmable Matter Dagstuhl Seminar 16271
2017
ACM SIGACT News
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about the newest developments in each area and to discuss future models, approaches, and directions for new research. ...
Foundations of Programmable Matter", a new and emerging field that combines theoretical work on algorithms with a wide spectrum of practical applications that reach all the way from smallscale embedded systems ...
execute fully distributed, local, asynchronous algorithms to self-organize and solve system-wide problems such as movement, (re)configuration, and coordination. ...
doi:10.1145/3106700.3106713
fatcat:o5hz273x35b4bng7vczevvv2gu
Research modular tool system influence on the dynamic characteristics of the boring machines
2019
MATEC Web of Conferences
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The article presents the analysis of modern modular tooling systems (MTS). ...
The calculations of the stiffness of joints modules compounds «Yartim-Flex» and dynamic research of spindles of machine tools models IR-320PMF30 and 2D450F2, equipped with this modular tool system. ...
The economic effect of their use is due to a decrease in the number of special tools in precision machines coordinate boring group. ...
doi:10.1051/matecconf/201929800028
fatcat:7qtd7o732nbr3b23mymlo3ikg4
Design and Experiments of a Compact Self-Assembling Mobile Modular Robot with Joint Actuation and Onboard Visual-Based Perception
2022
Applied Sciences
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In this paper, to enhance the perception, actuation and docking capacity of modular robots, a parallel mechanism-based docking system and onboard visual perception system are proposed in the design of ...
a novel compact self-assembling mobile modular robot (SMMRob). ...
Although the recognition range is minimized, the precise coordinate is given and the robot is identified by its ID. ...
doi:10.3390/app12063050
fatcat:yivcaudneva4der3svjgupoc4e
Alternative conceptual design of a magnet support structure for plasma fusion devices of stellarator type
2011
Fusion engineering and design
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Based on long time experience in design and structural analyses of stellarator magnet systems and their support structure, the authors are proposing in this paper an alternative conceptual design for the ...
The concept provides flexibility in matters of readjustment and positional optimization of the magnet coils during the assembly phase and potentially during the operation. ...
Fig. 7 . 7 Von Mises stress distribution in the structure.
Table 1 1 Modular coil system parameters. ...
doi:10.1016/j.fusengdes.2011.01.139
fatcat:j2guq52ronbuhlsuco22bkkbom
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