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Xiao Zhao - Reactor network synthesis with guaranteed robust performance

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Xiao Zhao

Reactor network synthesis with guaranteed robust performance

Reihe: Verfahrenstechnik

Band 952 2017

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Simultaneous design of reactor network and its decentralized control system S. 47-59

„… 4 Simultaneous design of reactor network and its decentralized control system The goal of …” „… simultaneous process and control design of reactor networks is to find the optimal flowsheet structure …” „… , operating conditions, process design parameters, as well as the control structure and control design …”

Introduction S. 1-16

„… classical design problem in process systems engineering, which is defined as follows [19]: “For given …” „… , operating conditions and the structural connections with respect to certain design objectives. The reaction …” „… step is often the heart of a chemical process and the foundation for the process design. The reaction …”

Case study of allyl chloride production S. 107-132

„… network design with robust stability The open-loop reactor network synthesis problem (3.44) is solved in …” „… optimal robustly stable open-loop reactor network flowsheet, including its design parameters and …” „… in the final design. A 2-reactor network model in open-loop is already presented in Eq. (3.23). This …”

Summary and outlook S. 133-140

„… is presented for open-loop and closed-loop reactor network design with guaranteed robust dynamic …” „… design degrees of freedom, which are determined by solving a single optimization problem. The method has …” „… and control design, decentralized PI controllers are added to the open-loop reactor network. The …”

Titelei/Inhaltsverzeichnis

„… , Integration of process and control system design, Superstructure approach, Eigenvalue constraints …” „… with determined connection patterns of reactors, reactor types, design parameters and operating …” „… conditions. In comparison to the classical design methods, certain specified dynamic properties are …”

Bibliography S. 158-176

„… . Biegler, I. Grossmann, and A. Westerberg. Systematic methods of chemical process design. Prentice Hall …” „… . Bandoni. Interaction between process design and process operability of chemical processes: an eigenvalue …” „… structure design to achieve multiple performance criteria. In Proceedings of the 7th International Symposium …”

Open-loop reactor network synthesis S. 30-46

„… discussion is organized in two parts. The first part (Chapter 3) is for reactor network design problems in …” „… open-loops and the second part (Chapter 4) is for simultaneous closed-loop design of reactor networks. Each …” „… strategies to solve the derived design problems will be discussed together in Chapter 5. An example is …”

Solution methods S. 60-106

„… ), which correspond to the open-loop and the closed-loop reactor network design problem, respectively. Both …” „… referred to certain and uncertain design parameters for engineering purposes, respectively. The set T …” „… represents then the size of the uncertainty region. Constraint (5.20b) represents a specific design …”

Some Preliminaries S. 17-29

„… design goals is to guarantee asymptotic stability of a designed equilibrium point of a reactor network …”

Appendices S. 141-157

„… volumetric flowrate in [m3/s] through outlet port (i, j) of the PFR and pi denotes design parameters of PFR i …”

doi.org/10.51202/9783186952035

VDI Wissensforum GmbH - LAND.TECHNIK 2022

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VDI Wissensforum GmbH (Hrsg.)

LAND.TECHNIK 2022

Reihe: VDI-Berichte

Band 2395 2022

Treffer in den folgenden Teilen:

M. Holovač, J. Krzywinski Aspects of sustainability improvement in the design of future agricultural systems S. 203-218

„… Aspects of sustainability improvement in the design of future agricultural systems Ing. Marek …” „… tackled on both an overall systemic level as well as in a detailed design of machinery required in the …” „… implementation of new technologies can create a shift in machine process design and architecture. This shift is …”

A. Lindenberger, M. Uhl, M. Frank Influence of design and operating parameters on crop-flow characteristics in a self-propelled forage harvester (SPFH) using experimental and numerical methods S. 457-464

„… Influence of design and operating parameters on crop-flow characteristics in a self-propelled …” „… three categories, crop conditions, design parameters as well as operation parameters (Fig.1). Figure 2 …” „… gives an overview of the process parameters of the main SPFH crop-flow units, where design and …”

S. Prufling, B. Langer Latest technology solutions for Charging and e-Machines – how off-road and agriculture applications can benefit from automotive innovations S. 365-380

„… . 2395, 2022 367 Section 1 – E-Machine for off-road vehicles: High torque and power dense designs …” „… in Fig. 2 and for these applications different design and optimization challenges exist. Power units …” „… operation area or specific load point. Fig. 2: Overview and design challenges of e-Machine applications …”

A. Klein, M. Kissel, P. Pickel, F. de Moraes Boos, V. Kegel GridCON2 – Development of a Cable Drum Vehicle Concept to Power 1MW Fully Electric Agricultural Swarms S. 11-16

„… layers or thicker cables. Those solutions are not viable because of limited design space for vehicle …” „… research in vehicle design and cable storage systems with integrated cooling. VDI-Berichte Nr. 2395 …” „… capacity, further experiments with the test stand corresponding to a possible design of the vehicle …”

M. Mosker Current Developments and Challenges in the Range of Tractor Mounted Forage Harvesters S. 465-472

„… appeared in the self-propelled forage harvesters in the design form which is still being used today. In …” „… trailed and attached designs, or concepts operated in forward travel compared to those operated in …” „… driven feed channel for continuous cutting length setting. - The chopping drum is of the same design as …”

D. Thute, J. Furmaniak, A. Alterbaum Compact cooling system set-up with an innovative pre-cleaning solution for a mid-range combine harvester application S. 243-250

„… . The selected development approach of the cooling system design implements a vertical radiator set-up …” „… (wiper-solution with a rigid cooler mesh) and additional design features. In this context the special …” „… plate enables to design a self-supporting cylindrical body that can be driven by a simple V-belt on …”

Y. Ehlert A Modular Approach for a Dialog Based Assistance System to Adjust and Optimize Machines and Machine Combinations for Different Agricultural Applications S. 273-278

„… also be used to show and hide UI components. Thus, it is possible to design complex optimization …” „… comes to light: Although the input type was defined in advance in the rule set, the concrete design of …” „… a UI component is the responsibility of the app. This means that individual design guidelines can …”

C. Scholz, B. Pamornnak, S. Becker, A. Ruckelshausen Practice of autonomous field robotics compared to a tractor-implement-combination for the example of mechanical weed control S. 111-116

„… experimental design (field plot design), seeding with the RTK based tractor, weeding with the autonomous field …” „… : Within the experimental plot design, all weeding Systems (Schmotzer Hoe, Schmotzer Hoe & strip spraying …” „… be much better adapted to the corn rows. Errors in the software and machine design could be solved …”

C. Krause, N. Iqbal, J. Hertzberg, M. Hollmann, J. Martinez, D. Nieberg, A. Ruckelshausen, S. Stiene, S. Rottgermann, M. Muter, A. Berghaus, J. Herbers, S. Menke Concept of a Test Environment for the Automated Evaluation of Algorithms for Robust and Reliable Environment Perception S. 177-184

„… , the design principles for highly automated agricultural machinery are specified e.g. in [9]. Due to …” „… build up to design this dimension. Fig. 3: In a simulation framework the automatic labeling is …” „… encoders of the winch and the track design. To reach higher accuracy, a positioning system with two RTK …”

D. Smart, V. Brill AEF – High Speed ISOBUS – Technology Readiness for a Next Generation Network S. 551-558

„… automotive design-win and compare that to the number of parts you might sell for the entire Agricultural …” „… Industry. You will first put your engineering resources to work toward that automotive design-win. There …” „… is a backup plan for the design, but not one that we favor. The backup plan is to insert a signal …”

A. Hecker, B. Striller, N. Franchi Private mobile ad hoc communications and the application in LANDNETZ S. 251-258

„… networks in rural/agricultural areas. LANDNETZ is the first project to design mobile campus networks for …” „… characteristics of private mobile ad hoc communications and the design evolution to LANDNETZ mobile campus …” „… the EU to design, develop and – accompanied by scientific investigations – test mobile radio campus …”

G. Fiocchi Hybrid and full-electric solution for Telescopic Handler S. 147-152

„… to be considered during the design phase. If one size doesn’t fit all we can also say that one …” „… gearbox is based on three axis design able to accept until 12.000 rpm as input speed and 600 Nm as …” „… advantages like near-constant power over a broad speed range and a magnet-retaining design, IPM motors …”

R. R. Shamshiri, C. Weltzien, T. Schutte Multi-Sensor Data Fusion with Fuzzy Knowledge-based Controller for Collision Avoidance of a Mobile Robot S. 349-358

„… engines have contributed to the design and development of farming robots by providing virtual …” „… controller ECUs Controller design: A fuzzy knowledge-based control algorithm was designed according to the …” „… N.A 8.69 90 45 Failed N.A Failed N.A Failed N.A Conclusion: This paper reported the design of a …”

A. A. Klopfenstein, C. R. Dean, R. Venkatesh, S. A. Shearer New Tire Technologies vs. Tracks – A Controlled Field Investigation to Assess Productivity S. 335-342

„… collected utilizing a randomized complete block design with five replications. Results of the investigation …” „… ). The field investigation design was a Randomized Complete Block Design (RCBD) that included five …” „… experimental design for field data collection was a RCBD with five replications. ISObus Parameter Group …”

S. Schwede, T. Herlitzius Identification of draft force characteristics for a tillage tine with variable geometry S. 37-44

„… enough to remain valid in practical use on other soils and under other conditions [12], [8]. Design of …” „… full factorial experimental design with variable parameters of rake angle, guide plate position, depth …” „… influence on the experiments, a randomised experimental design with three groups was set up. The measuring …”

B. Adams Validation Principles of Agricultural Machine Multibody Dynamics Models S. 219-226

„… machine MBD model, the model needs to be validated through proper experimental design principles and …” „… design involve categorization of dynamic subsystems, creation of a data acquisition plan, determination …” „… methodology behind the experimental design and error quantification processes needed to validate an …”

J. S. Stansell, J. D. Luck, T. G. Smith, H. Yu, D. R. Rudnick, B. T. Krienke N-Time: An Automated Decision Support System for Sensor-Based Fertigation Management S. 259-264

„… ) constructed and compiled using the MATLAB App Designer. N-Time’s GUI was a multi-window application with one …” „… practices in a randomized complete block design. Most designs involved four reps of three treatments, two …”

J. Guo, L. Frerichs, F. Shen, S. Munstermann Analysis of abrasive wear of tillage tools on both macro- and microscopic level S. 309-316

„… target-oriented, it is beneficial to develop a method of component-specific material design. Their boundary …” „… . Although the lifetime of the implements could be extended with optimized design of tool geometry and …” „… resistance of tillage tools, a method of component-specific material design is developed. The research …”

M. Rothmund, J. Witte, N. Wolniak, T. Nothdurft AEF Wireless In-Field Communication – Common Coverage Map as a first application for interoperable cooperative field work S. 397-404

„… this data must be ensured. WIC’s functional safety design will be included in upcoming functional …” „… . MaxPacketSize(Fragment+Header) = Max Packet Size - GeoNet - BTP - Sec = 892 byte Due to the technology design for road …” „… main focus. Using optimized antennas in terms of design and positioning on the machine cab will allow …”

S. Brodie, T. Oksanen Virtual CAN Network for Remote Development of ISOBUS Devices S. 485-494

„… , Technical University of Munich (TUM) Abstract In this paper, we present the technical design of a …” „… based on TCP/IP. The unsecured CAN tunnel operates in a secured VPN tunnel. The system design leverages …” „… . Higher layer protocols on top of CAN might be affected if the timeout of data exchange is set by design …”

M. Wesle-Zehetmair, C. Engelhart, C. Marbach, C. Engelhart Innovative surround sensing conquers the agricultural market! Vision System – a pioneering sensor system for diverse use S. 171-176

„… , functional basic sensor set with which they can easily and simply design and develop their own assistance …” „… they can easily and simply design and develop their own assistance systems based on the “plug & play …”

C. J. Lee, S. Schatzle, S. A. Lang Evaluation of perception sensors for safety of highly automated machine operations S. 163-170

„… detection reliability is critical for the design of such a perception system. In this paper we present a …” „… detection confidence of each sensor is crucial for the design of a functionally safe and reliable system …” „… and tractors Safety of highly automated agricultural machines Principles for design. 2018 [3 …”

M. Kissel, N. Tarasinski, A. Klein, V. Kegel, F. de Moraes Boos Fully electric Tractor with 1000 kWh battery capacity S. 23-28

„… the tractor is removed. The additional design space is used to add batteries to reach a maximum …” „… operation time in the field. Fig. 1: Design render of the 1 MWh fully electric battery tractor …”

P. Fellmeth Faster CAN for better interplay with highspeed ISOBUS S. 541-550

„… of the physical layer design such as the selection of an appropriate CAN controller and transceiver …” „… FD, interoperability with AUTOSAR was considered very early on and defined as an important design …” „… International [online] https://www.sae.org/standards CiA 601-4 (2021): CAN FD node and system design Part 4 …”

A. Opgenoorth, K. Schmitz Development of hydraulic drive systems in the context of electrified work machines S. 133-146

„… achieve optimal system designs. In this paper, state of the art hydraulic systems of mobile machines are …” „… designs. The large-scale investment costs of batteries or fuel cells require an optimization of …” „… and Load-Sensing systems. New system designs, such as the integration of recuperation possibilities …”

Titelei/Inhaltsverzeichnis

„… ”� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 193 K. Singh Sian, CLAAS Combines C-F, Harsewinkel Aspects of sustainability improvement in the design …” „… University Braunschweig; M. Gallmeier, Holmer Maschinenbau GmbH Influence of design and operating parameters …”

R. A. Rohrer, J. D. Luck Automated Droplet Size and Rate Control via Electromechanically Actuated Variable-Orifice Nozzles and Boom Pressure S. 117-124

„… droplets sizes with continuous flow; the design intent of commercial nozzles has generally been to …” „… prototype nozzle [4] were retained in the updated design but additional features were added to create a …”

M. Grella, P. Marucco, F. Gioelli, P. Balsari, L. Athanasakos, N. Mylonas, S. Fountas, I. Zwertvaegher, D. Nuyttens, A. Caffini, F. Meroni, R. Rossi Airblast sprayer electrification for real-time, continuous fan-airflow adjustment according to canopy density during pesticide application in 3D crops S. 389-396

„… of this experimental work were i) to design the system for variable fan airflow rate for integration …” „… & Methods Design of the system for variable fan airflow rate A prototype vineyard sprayer, i.e. Smart …”

C. Birkmann, J. Wieckhorst, J. Pieper, C. Ehlert, R. Stirnimann, M. Stettler The Integration of a Scientific Soil Compaction Risk Indicator (TERRANIMO) into a Holistic Tractor and Implement Optimization System (CEMOS) S. 29-36

„… distribution between mid-rollers and wheels into account. This is necessary due to different design concepts …” „… , whereas other track designs do not tend to pitch or can pitch down at the front [9]. Once the contact …”

S. Schwich, J. Schattenberg, L. Frerichs, M. Gallmeier Adaptive control of a self-propelled sugar beet harvester S. 447-456

„… residuals and surface damage an experimental design was used, where the throughput gets manipulated with …” „… thus the required power is nearly equal to the power used. The design of the control algorithm …”

S. Lorenz Machine operation task analysis – A deeper look into the shift of task profiles within operating agricultural cyber-physical production systems S. 473-484

„… systems in agriculture progresses an accompanying design of operator workflows is missing. That bears the …” „… ). Industry Trends to 2040. Proceedings of the Design Society: International Conference on Engineering Design …”

L. Frerichs, L. Buck Structuring of electrified agricultural machine systems – Diversity of solutions and analysis methods S. 1-10

„… logistics and bulk flow storage strongly influence agricultural machinery designs. VDI-Berichte Nr. 2395 …” „… in a morphological box so the conceptual design of future machines and systems can be supported by …”

R. Buchaca, T. Langer Quantification of operator assist features’ impact on grain cart operation S. 227-234

„… provides valuable feedback to the designers of such systems. Introduction Of all the activities within …”

K. Singh Sian Frugal Innovation – “Doing more with less” S. 193-202

„… design approaches are core to value innovations: Reduction of factors below the current industry …”

A. Leenknegt, T. Mahieu, G. Nerinckx, B. Lenaerts, B. Missotten Automatic residue spreading control based on radar sensing technology on a combine harvester S. 87-96

„… two rotating impellers. To design an automatic adjustment of the spreading a way to observe the state …”

N. Strieker, T. Kohmascher Increased Dynamics and System Efficiency with Position-Controlled Hydraulic Cylinder S. 125-132

„… . Therefore, not only functionality and system cost are important as design targets for this drive, but also …”

M. Abdipourchenarestansofla, H. P. Piepho Yield observation outlier detection with unsupervised machine learning in harvest machines S. 343-348

„… performance of proposed pipeline is evaluated through an experimental design with harvest monitoring data and …”

F. Martin, G. Lohrmann, A. Stoll Selective weed control in grassland using high-pressure water jets S. 105-110

„… application maps. Here, we focus on the design of a powerful tractor-mounted implement that uses the …”

M. Bruck Lost, but reconnected virtually – AEF ISOBUS Plugfest is back and better than ever S. 405-412

„… engineers have similar traits. They want to provide new and better designs, and the best possible products …”

C. Schoerghuber, M. Ortner, M. Resel, R. Schantl, S. Puster Analysis of the tractor behavior on a powertrain test bed for tractor-specific maneuvers S. 521-528

„… unit will be performed. Also the combination with Design of Experiment (DoE) optimization methods …”

M. Varani, G. Molari, M. Mattetti, S. Fiorati, N. Lenzini, M. Montanari Tractor equipped with an external electric generator combined with electric powered Sprayer and Mulcher performances evaluation S. 381-388

„… rate sprayer. Part 1 – Orchard prototype: Design, implementation and validation’, Comput. Electron …”

doi.org/10.51202/9783181023952

VDI Wissensforum GmbH - Optimierung in der Energiewirtschaft

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VDI Wissensforum GmbH (Hrsg.)

Optimierung in der Energiewirtschaft

Reihe: VDI-Berichte

Band 2303 2017

Treffer in den folgenden Teilen:

S. Kirschbaum, B. Bahl, A. Bardow Multifunktionale Modelle zur Optimierung von industriellen Energiesystemen – Dispatching, Backtesting und Design S. 97-104

„… , Backtesting und Design Dr.-Ing. S. Kirschbaum, GFaI e.V., Berlin; M.Sc. B. Bahl, Prof. Dr.-Ing. A. Bardow …” „… verschiedene Anwendungsfälle (u.a. Dispatching, Backtesting und Design) mit unterschiedlichen mathematischen …” „… Energiesystems (Design), treten in verschiedenen Kontexten weitere Anwendungsfälle auf (siehe Bild 1). So …”

Titelei/Inhaltsverzeichnis

„… Design A. Bardow Regulierung und Investitionen D. Böttger, Auswirkungen des Wetterjahres in …”

D. Hladik, C. Fraunholz, R. Kunze Zwei Preiszonen für Deutschland – Eine modellbasierte Analyse der langfristigen Auswirkungen S. 145-158

„… 2010 [15] Keles, D., Bublitz, A., Zimmermann, F., Genoese, M. u. Fichtner, W.: Analysis of design …” „… , P., Keles, D. u. Fichtner, W.: How to benefit from a common European electricity market design …”

T. Krutzler, A. Zechmeister Energie- und Emissionsszenarien für Österreich bis zum Jahr 2050 S. 73-80

„… , deren Design die Umsetzung der Kreislaufwirtschaft ermöglicht, gepaart mit einer Verstärkung der …”

C. Thurner, A. Martin Minimale Zulässige Modellbeschreibung für eine optimale Kapazitätsplanung S. 119-130

„… ] Bärmann, A., Liers, F., Martin, A., Merkert, M., Thurner, C.: Solving Network Design Problems via …”

doi.org/10.51202/9783181023037

Christoph Schluer - Ein geometriebasierter Ansatz zur Toleranzanalyse: Beitrag zum robusten Design flexibler Baugruppen

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Christoph Schluer

Ein geometriebasierter Ansatz zur Toleranzanalyse: Beitrag zum robusten Design flexibler Baugruppen

Reihe: Konstruktionstechnik/Maschinenelemente

Band 436 2016

Treffer in den folgenden Teilen:

Literaturverzeichnis S. 127-146

„… new CAT system for single-part tolerancing. In: Computer- Aided Design 42 (2010), S. 768–780 [Ans06 …” „… ] Anselmetti, B: Generation of functional tolerancing based on positioning features. In: Computer-Aided Design …” „… gegeometric tolerances for design. In: Proceedings of the 4th CIRP seminar on computer aided tolerancing (1995 …”

Titelei/Inhaltsverzeichnis

„… / Maschinenelemente Reihe 1 Ein geometriebasierter Ansatz zur Toleranzanalyse : Beitrag zum robusten Design …” „… Toleranzanalyse: Beitrag zum robusten Design flexibler Baugruppen Von der Fakultät für Maschinenbau und …” „… geometriebasierter Ansatz zur Toleranzanalyse: Beitrag zum robusten Design flexibler Baugruppen Christoph Schluer …”

Grundlagen und Stand der Erkenntnisse S. 7-44

„… 2 Grundlagen und Stand der Erkenntnisse 2.1 Robustes Design in der Produktentwicklung 2.1.1 Das …” „… Grundprinzip des robusten Designs Für den Begriff „Robust Design“ gibt es eine Vielzahl von Definitionen …” „… . Allgemein kann man sagen, dass ein Design robust ist, wenn die Funktion unabhängig von der Streuung der …”

Einleitung S. 1-6

„… Computer-Aided-Design (CAD) Programmen ist es schon in der frühen Phase der Entwicklung möglich, dreidimensionale …” „… - Elemente-Methode (FEM) unter Berücksichtigung der Robust-Design (RD) Methodologie. Beide Bereiche werden im …” „… Berechnungen helfen dabei, die kritischen Spannungen und Deformationen zu ermitteln und das Design, wenn …”

Entwicklung einer Methode zur Berücksichtigung von toleranzbedingten Abweichungen S. 63-83

„… Istwerte ermittelt und in eine Datendatei exportiert. Designs, welche nicht im Rahmen der zulässigen …”

doi.org/10.51202/9783186436016