Optimization of the information chain within the engineering process of production systems

Author(s):  
M. Foehr ◽  
A. Kohlein ◽  
J. Elger ◽  
T. Schaffler ◽  
A. Luder
ETFA2011 ◽  
2011 ◽  
Author(s):  
Benjamin Kormann ◽  
Birgit Vogel-Heuser ◽  
Reinhard Hametner ◽  
Alois Zoitl

Author(s):  
Udo Kannengiesser ◽  
Josef Frysak ◽  
Christian Stary ◽  
Florian Krenn ◽  
Harald Müller

AbstractCyber-Physical Production Systems (CPPS) form the basis of the next industrial revolution. However, many manufacturing companies are reluctant to adopt this disruptive technology due to a lack of know-how and a high project risk. In this paper, we present the development of a design tool that addresses common challenges of CPPS engineering, including the complexity of CPPS and the collaborative, multidisciplinary nature of the engineering process. The tool is based on the combination of existing and emerging reference models, standards and methods from software engineering, production automation and Industry 4.0, embedded in a new model of collaborative engineering for CPPS. The paper describes the foundational concepts of the tool, highlights its innovations, and reports some of the insights gained during its development and its usage in an industrial scenario.


Author(s):  
Brigid R. Heywood ◽  
S. Champ

Recent work on the crystallisation of inorganic crystals under compressed monomolecular surfactant films has shown that two dimensional templates can be used to promote the oriented nucleation of solids. When a suitable long alkyl chain surfactant is cast on the crystallisation media a monodispersied population of crystals forms exclusively at the monolayer/solution interface. Each crystal is aligned with a specific crystallographic axis perpendicular to the plane of the monolayer suggesting that nucleation is facilitated by recognition events between the nascent inorganic solid and the organic template.For example, monolayers of the long alkyl chain surfactant, stearic acid will promote the oriented nucleation of the calcium carbonate polymorph, calcite, on the (100) face, whereas compressed monolayers of n-eicosyl sulphate will induce calcite nucleation on the (001) face, (Figure 1 & 2). An extensive program of research has confirmed the general principle that molecular recognition events at the interface (including electrostatic interactions, geometric homology, stereochemical complementarity) can be used to promote the crystal engineering process.


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