Publications associées à American system of manufacturing

Diaryl ether compound and manufacturing method from lignin

Herein described are diaryl ether compounds having the structure (I) as well as a method for their manufacture from lignin. ...

2023

Manufacturing and toughening effects on the material properties of wind turbine blade adhesives

Anastasios Vassilopoulos, Dharun Vadugappatty Srinivasan

Hybrid adhesives can be developed using commercially available adhesive materials and customized to the required loading conditions. In this paper, SPABONDTM 820HTA (non-toughened) and SPABONDTM 840HTA (toughened) adhesives are hybridized by two strategies ...

2022

A dynamic scheduling tool and a methodology for creating digital twin of manufacturing systems for achieving Zero Defect Manufacturing

Foivos Psarommatis Giannakopoulos

Nowadays manufacturing environment is highly volatile and rapidly changing as the need of products is increasing exponentially, due to the fact that Product Life Cycle is shortened and therefore more products are required to be manufactured or remanufactur ...

EPFL2021

Additive micro-manufacturing of crack-free PDCs by two-photon polymerization of a single, low-shrinkage preceramic resin

Jürgen Brugger, Demetri Psaltis, Christophe Moser, Helena Van Swygenhoven, Eirini Kakkava, Lorenz Hagelüken, Georgia Konstantinou, Nikolaos Nianias, Jieping Wang

Additive manufacturing (AM) methods are being integrated in ceramics fabrication either as the main manufacturing tool or for auxiliary purposes. By using polymers, powders and preceramic formulated materials, AM techniques are pushing towards higher resol ...

2020

Stretchable Kirigami Components for Composite Meso-Scale Robots

Jamie Paik, Amir Firouzeh, Tatsuya Higashisaka

Layer-by-layer manufacturing of composite mechanisms allows fast and cost-effective fabrication of customized robots in millimeter and centimeter scales which is promising for research fields that rely on frequent and numerous physical iterations. Due to t ...

2020

Smart Factory Information Service Bus (SIBUS) for manufacturing application: requirement, architecture and implementation

Ian Anthony Stroud, Jumyung Um

The Smart Factory is an important topic worldwide as a means for achieving Industry 4.0 in the manufacturing domain. Contemporary research on the Smart Factory has been concerned with application of the so-called Internet of Things (IoT) to the shop floor. ...

2019

Towards semantics-driven modelling and simulation of context-aware manufacturing systems

Damiano Nunzio Arena

Systems modelling and simulation are two important facets for thoroughly and effectively analysing manufacturing processes. The ever-growing complexity of the latter, the increasing amount of knowledge, and the use of Semantic Web techniques adhering meani ...

EPFL2019

Multi-Objective Optimization of Grooved Gas Journal Bearings for Robustness in Manufacturing Tolerances

Jürg Alexander Schiffmann, Eliott Philippe Guenat

A tolerancing method highlighting trade-offs against key design variables of mechanical systems is proposed and applied to herringbone-grooved gas journal bearings. Gas bearings typically suffer from a subsynchronous instability, demanding a very tight tol ...

2019

Soft robot design methodology for ‘push-button’ manufacturing

Jamie Paik

‘Push-button’ or fully automated manufacturing would enable the production of robots with zero intervention from human hands. Realizing this utopia requires a fundamental shift from a sequential (design–materials–manufacturing) to a concurrent design metho ...

2018

Predictive Maintenance Platform Based on Integrated Strategies for Increased Operating Life of Factories

Dimitrios Kyritsis, Gökan May, Sangje Cho

Process output and profitability of the operations are mainly determined by how the equipment is being used. The production planning, operations and machine maintenance influence the overall equipment effectiveness (OEE) of the machinery, resulting in more ...

SPRINGER-VERLAG BERLIN2018

A Soft Robot for Random Exploration of Terrestrial Environments

Dario Floreano, Stefano Mintchev, Davide Zappetti, Jérémie Willemin

A swarm of randomly moving miniature robots is an effective solution for the exploration of unknown terrains. However, the deployment of a swarm of miniature robots poses two challenges: finding an adequate locomotion strategy for fast exploration and obst ...

IEEE2018

Energy management in manufacturing: Toward eco-factories of the future - A focus group study

The integration of environmental sustainability and eco-efficiency has been recognized as a means to foster economic and environmental performance, increase competitiveness and use it as a lever to spur innovation. Besides integrating green technologies in ...

Elsevier Sci Ltd2016

A roadmap for implementing new manufacturing technology based on STEP-NC

Ian Anthony Stroud

Manufacturing is changing. New ideas of control, the maturity of CAM techniques and computer technology have enabled the definition of an advanced machine tool control standard, STEP-NC. STEP-NC is one part of a larger manufacturing picture with links to d ...

Springer2016

Building Capabilities for Service Innovation : A Multi-Level Perspective on Strategies and Evolution

Andreas Felix von Vangerow

The service sector is the most dominant sector in every developed economy today. The ability to develop and successfully launch new services is crucial for service organizations to stay competitive and to adapt to the ever-changing conditions of the enviro ...

EPFL2015

Current Skills Gap in Manufacturing: Towards a New Skills Framework for Factories of the Future

Dimitrios Kyritsis, Afroditi Skevi, Stefano Perini

In the Factories of the Future framework, cutting-edge ICT developments have been accomplished by the industry, triggering new professional needs, which lead to new learning and training needs and new roles, especially regarding high-skilled labor force. U ...

Springer-Verlag Berlin2014

Interchangeability with thresholds and degradation factors for Soft CSPs

Boi Faltings, Nicoleta Neagu

Substitutability and interchangeability in constraint satisfaction problems (CSPs) have been used as a basis for search heuristics, solution adaptation and abstraction techniques. In this paper, we consider how the same concepts can be extended to soft con ...

Springer2013

The ITER EC H&CD upper launcher: Structural design

Timothy Goodman, René Chavan, Jean-Daniel Landis

Four ITER EC H&CD (Electron Cyclotron Heating and Current Drive) Upper Launchers will be installed in the ITER Tokamak to counteract plasma instabilities by injection of up to 20 MW of millimeter-wave power at 170 GHz. Each Launcher features a structural s ...

Elsevier2011

Agent-Based Routing in Queueing Systems

Olivier Gallay

Waiting time in any network is often a costly and hence a bad experience. Therefore, to avoid jamming regions becomes essential in the optimization of traffic flows. In this regard, the conception and the control of complex networks supporting flows of uni ...

EPFL2010

Gas Sensors on Plastic Foil with Reduced Power Consumption for Wireless Applications

Jérôme Courbat

Recently, there is a growing interest in developing so-called "smart" RFID tags for logistic applications. These smart tags incorporate sensing devices to monitor environmental parameters such as humidity and temperature throughout the supply chain. To ful ...

EPFL2010

Sub-100 nm-scale Aluminum Nanowires by Stencil Lithography: Fabrication and Characterization

Jürgen Brugger, Luis Guillermo Villanueva Torrijo, Andreea Veronica Savu, Marc Antonius Friedrich van den Boogaart, Oscar Vazquez Mena, Katrin Sidler Arnet

We present the fabrication process and electrical characterization of sub-100 nm scale Al nanowires (NWs) fabricated by stencil lithography (SL). We use a stencil with sub- 100 nm wide nanoslits patterned by focused ion beam (FIB) milling. The stencil is a ...

2008