VDI Verlag eLibrary

Filter results

Results (466)

Sort by:

Select all Select all

Page 2

Manuel Dahmen - Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

Partial access

Select

Manuel Dahmen

Model-Based Design of Pure and Multicomponent Cellulosic Biofuels for Advanced Engine Concepts

Series: Verfahrenstechnik

Volume 954 2017

Results in this title

Targeted generation of candidate structures S. 40-49

„… carbon- and energyefficient upgrading of bio-derived platforms, a rule-based generator of molecular …” „… rule-based generation of reaction mechanisms in chemical (Corey and Wipke, 1969; Broadbelt et al., 1994 …” „… molecule, e.g., a carboxylic acid. In this manner, oxygen atoms can only 42 3.2 Relations to rule-based …”

Blend formulation by simultaneous product and pathway design S. 130-174

„… automatic rule-based generator of reaction networks with an RNFA-like approach. The design problem is …” „… combinations based on mixing rulesA B.1 B.2 D C B.3 for each feasible combination perform CPM subpath …” „… maximization of the production yield of a multicomponent fuel has been formulated by adding linear mixing rules …”

Introduction S. 1-9

„… of CAMD products to pre-defined platform chemicals by considering a few, simple transformation rules …” „… group contribution model mixture property models linear/nonlinear mixing rules UNIFAC group contribution …” „… (Transformation rules for molecular structure generation) have already been published in slightly modified forms …”

Titelei/Inhaltsverzeichnis S. I-XVIII

„… . . . . . . . . . . . . . . . . . . . . 42 3.2 Relations to rule-based reaction network generation . . . . . . . . . . . . . 43 3.3 …” „… molecular search space by means of a rule-based approach resembling carbon- and energy-efficient …” „… 175 Appendices 179 VI Contents A Transformation rules for molecular structure generation 180 B …”

Model-based identification of biofuel candidates S. 107-129

„… species, however, do not result from the current set of platform molecules and/or transformation rules …” „… (CI) engine. Based on the refunctionalization rules given in Figure 3.2 and Appendix A, the number of …” „… points since, as a general rule, the degree of molecular symmetry is positively correlated with the …”

Bibliography S. 227-276

„… , 5(2):198–214. Rangarajan, S., Bhan, A., and Daoutidis, P. (2010). Rule-based generation of thermochemical …” „… , S., Bhan, A., and Daoutidis, P. (2012). Language-oriented rule-based reaction network generation and …” „… ., Bhan, A., and Daoutidis, P. (2014c). Language-oriented rule-based reaction network generation and …”

Conclusions and outlook S. 175-178

„… linear mixing rule are encountered. Recently, such a strategy has been applied successfully by Abdul …”

Appendices S. 179-226

„… Appendices 179 A Transformation rules for molecular structure generation The transformation rules …” „… condensation (cf. Tables A.2 and A.3). The rules shown in Tables A.1 to A.4 have already been published in …” „… page 181 A Transformation rules for molecular structure generation Table A.1: Refunctionalization …”

QSPR-based prediction of physicochemical fuel properties S. 83-106

„… transferability is considered rather the rule than the exception (Dearden et al., 2009; Cherkasov et al., 2014 …”

GC-based prediction of fuel auto-ignition quality S. 50-82

„… ) ⎤ ⎦ + 2 ϕ(ỹ)∑ i=1 (( yti(Θ t∗,ui)− ỹi )2 2σ̃2i ) + 2N tm ( ϕ(ỹ) ϕ(ỹ)−N tm − 1 ) . (4.18) As a rule of …”

doi.org/10.51202/9783186954039

Liyong Yu - A Reference Model for the Integration of Agent Orientation in the Operative Environment of Automation Systems

Partial access

Select

Liyong Yu

A Reference Model for the Integration of Agent Orientation in the Operative Environment of Automation Systems

Series: Mess-, Steuerungs- und Regelungstechnik

Volume 1248 2016

Results in this title

Specification of a General Procedure Description Method S. 77-94

„… Function Chart has summarized different rules for the prioritization of conflicting transitions. This …” „… rule for conflicting transitions). • Compactness. The general PDM should be designed as compact as …” „… algorithms should be carefully defined. Secondly, depending on different evaluation rules of individual …”

Case Study S. 107-123

„… ACPLT/RE1 [66], which allows a rule-based and knowledge-based engineering of automation functionalies …” „… (German Expression for Rule-based Engineering.) 115 7 Case Study Figure 7.7: Eingeering Agent and …” „… formulated as engineering rules in the standard form “IF premise, THAN conclusion”. A premise is a pattern …”

Specification of a Reference Model for Automation Agents S. 28-53

„… , propose, rejection, negotiation) in imitation of human languages. Syntax, semantics and rules of a certain …” „… connections). Message Processing Rule Messages in an inbox can be processed in different ways. Every message …” „… • Prioritization Rule defines the processing order of the messages. Messages can be prioritized for example …”

Prototypical Implementation S. 95-106

„… described via a model of objects. Model transformation rules can be formally defined. and performed by …” „… also process messages for a specific service.. The prioritization rule, 99 6 Prototypical …” „… class. Different processing rules of incoming messages can be defined according to different …”

Usability Analysis of Existing Procedure Description Methods S. 54-76

„… rule is missing. Application in Automation The modelling method FSA is widespread in the practical use …” „… . prioritization rule) of complex actions are also not defined. Usability Analysis As a successor of classic Finite …” „… : Example Petri Net Semantics Many theoretical work focus on the mathematical model, the network rules and …”

Basics of Process Automation S. 3-27

„… meta model specifies elementary components, associations and rules of a model. According to the MOF …” „… frames, rules as well as constraints for the treatment of certain tasks in different application areas …” „… function blocks within a CFC can be freely defined, whereas an FBD has to follow the priority rule “from …”

Bibliography S. 127-138

„… . Krausser, G. Quirós, and U. Epple, “An IEC-61131-based rule system for integrated automation engineering …”

doi.org/10.51202/9783186248084

Jan Werrmann - AIRS – Advanced Ontology-based Information Retrieval System

Partial access

Select

Jan Werrmann

AIRS – Advanced Ontology-based Information Retrieval System

Series: Informatik/ Kommunikation

Volume 849 2016

Results in this title

Glossary S. 151-155

„… Glossary Adaptive Relationships AIRSKB relationships defined by Inference Rules that include …” „… Pathways defined by Inference Rules that represent the best-r ranked Pathways of Conditional Relationships …” „… relationships defined by Inference Rules that represent Conditional Relationships of the Heterogeneous Document …”

AIRS Knowledge Base S. 24-51

„… this chapter, the Conceptualization of AIRSKB is explained and Inference Rules as a frame for …” „… classes, individuals and weighted semantic relations between the individuals. • Inference Rules are …” „… conceptualization. The step defines classes and relationships (see Section 3.2). 3. Defining inference rules. The …”

Index S. 156-157

„… Conceptualization, 28–39 Inference Rules, 41–50 NoSQL databases, 51, 92, 101 Ontology definition, 17–19 engineering …”

Conclusion and Future Research S. 135-140

„… inference rules. Additionally, this work suggests the following steps of ontology engineering for an …” „… described whereby the individuals match the previously-defined classes. 3. Defining inference rules. The …”

Ontologies in Computer Science S. 17-23

„… , semantic relations and rule-based links between the concepts. Maedche et al. (see [59]) explained the …” „… combination with Conceptualization and Inference Rules. Following this, a matching definition of the term …” „… defined through a conceptualization in combination with inference rules. 2.2 Approaches of Ontology …”

Titelei/Inhaltsverzeichnis S. I-X

„… Theory and Inference Rules . . . . . . . . . . . . . . . . . . . . . . . . . . 41 3.4 Summary of AIRSKB …”

Introduction S. 1-16

„… , conceptualization, theory and inference rules as well as its usage in the context of AIRS. • Development of …” „… Conceptualization (Section 3.2) and the importance of Inference Rules (Section 3.3). The chapter concludes with a …”

doi.org/10.51202/9783186849106

VDI Wissensforum GmbH - Technische Zuverlässigkeit 2019

Partial access

Select

VDI Wissensforum GmbH (ed.)

Technische Zuverlässigkeit 2019

Series: VDI-Berichte

Volume 2345 2019

Results in this title

S. Hagmeyer, M. Hoenig, P. Zeiler Kombination mehrerer Prognoseergebnisse zur verbesserten Ermittlung der verbleibenden nutzbaren Lebensdauer S. 43-54

„… RUL-Prognose berücksichtigt. 2. Überblick zur Terminologie von Ensemblemethoden Ensemblemethoden zur …” „… , welche den Knoten zur Teilung bereitstehen. Da für die RUL-Prognose meist eine Regression angewendet wird …” „… als eine Linearkombination der einzelnen RUL-Prognosen betrachtet werden [8] ( ) = ( ). (1 …”

M. Henß, B. Bertsche AutoEncoder basierte automatisierte Zustandsdiagnose von Wälzlagern S. 13-28

„… von der Zuverlässigkeit der Turbine, sondern von deren Nutzbaren Restlebensdauer (RUL, engl …” „… . Remaining Useful Life) gesprochen. Die RUL ist die verbleibende Zeitspanne für die angenommen wird, dass …” „… beschäftigt sich das Prognostics and Health Management mit der RUL: Prognostics and Health Management (PHM …”

O. Esbel, S. Kauschke, S. Rinderknecht Predicting and Forecasting the Lifetime of Automotive Vehicle Components S. 321-X

„… Useful Lifetime (RUL) calculation. The ability to achieve this would allow us to measure the fatigue …” „… data such as driving time, mileage, etc.… Then, we use Miner’s rule [3] to calculate the damage of …”

C. T. Geiss Prognostics & Health Monitoring von Windenergieanlagen als Baustein der Energiewende S. 29-42

„… life (RUL), and detect and predict damages in the system. Therefore, monitoring level 1 is …”

doi.org/10.51202/9783181023457

VDI Wissensforum GmbH - Technische Zuverlässigkeit 2023

No access

Select

VDI Wissensforum GmbH (ed.)

Technische Zuverlässigkeit 2023

Series: VDI-Berichte

Volume 2409 2023

Results in this title

F. Mauthe, M. Braig, P. Zeiler Evaluierung der Güte von datengetriebenen Methoden zur Lebensdauerprognose technischer Systeme unter Berücksichtigung von Zeitreihencharakteristiken S. 243-256

„… daher, in der Literatur verbreitete DMs konkret für die RUL-Prognose zu evaluieren. Zunächst werden in …” „… Abschnitt 2 die verwen-deten Metriken zur Evaluierung von RUL-Prognosen vorgestellt. Im Anschluss wird die …” „… Prog-nosegüte von DM hinsichtlich der direkten RUL-Prognose, also deren Eignung für Zeitreihen, mit den zuvor …”

S. Hagmeyer, P. Zeiler Verwendung von Kenntnissen über den Degradationsprozess beim Training eines künstlichen neuronalen Netzes zur Steigerung der Vorhersagegenauigkeit einer Prognose der verbleibenden nutzbaren Lebensdau... S. 203-218

„… enthalten sie den zum jeweiligen Zensierungszeitpunkt gehörenden wahren RUL-Wert. Die mit den Testdaten …” „… neuronalen Netzes Die RUL-Prognose mittels einer datengetriebenen Methode wie hier einem KNN kann als …” „… auf Basis bisheriger Messwerte die RUL ausgibt. Andererseits kann eine indirekte RUL-Prognose erstellt …”

S. Kupjetz, W. Zenn, S. Röding Vorstellung eines Kausalmodells relevanter Fehlerbilder zur Entwicklung wissensbasierter KI-Modelle am Beispiel von Werkzeugmaschinen S. 219-230

„… and the prediction of Remaining Useful Life (RUL) of components and systems. Although these methods …” „… failure. To determine the RUL different models can be used such as a knowledge- or experience-based …” „… installed physically to generate new evidence to rule out certain causes like oscillations from the drive …”

J. Nuffer, J. Millitzer, M. Rauschenbach, S. Kupjetz, B. Seipel, A. Friedmann Resilienz urbaner Lebensräume als Modell zur zuverlässigkeitsorientierten Gestaltung technischer Systeme S. 299-310

„… dem Fraunhofer-Projekt „Resilienz urbaner Lebensräume“ (RuLe) entstanden sind. Hierbei wurde erforscht …” „… Fraunhofer-internen Forschungsprojekts „Resilienz urbaner Lebensräume“ (RuLe). Die Autoren danken für die finanzielle …”

D. Schepers, S. Schwarzer Schädigungen durch Bremsenschocks an sicherheitsrelevanten Komponenten S. 129-142

„… Circuits, Systems and Signal Processing, 2020 [4] H. A. Gaberson, „Pseudo Velocity Shock Spectrum Rules for …”

T. Pfeiffer Brennstoffzellen unter dynamischen Lasten in der Mobilität S. 53-68

„… sol-chen Werkstoffen wird mit Hilfe der Rule of mixtures berechnet. Die Gleichung zur Berechnung des …” „… . Rullière, R. Soulier, J.Y. Voyant, Determination of current density distribution in proton exchange …”

doi.org/10.51202/9783181024096

3 ... 94