Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 22 for “"object-oriented modeling"”.
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Development of an object-oriented modeling environment for prototyping heterogeneous simulation models
Computer simulation modeling is currently the most flexible method of manufacturing system analysis. Unfortunately, current simulation frameworks do not support the modular specification of homogeneous and heterogeneuos models. A Simulation Program Generator (SPG) for prototyping heterogeneuos …
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DSP centered modular building blocks and object-oriented modeling for power electronic systems
… laboratory. Also proposed in this thesis is an object-oriented simulation approach for modeling and designing power electronic systems using the simulator DYMOLA. This software approach also provides for a virtual state-of-the-art power electronics laboratory where a circuit of any complexity …
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Modellbasierte Modulprüfung für die Entwicklung technischer, softwareintensiver Systeme mit Real-Time Object-Oriented Modeling
… Softwareentwicklung vordringen. Mit der Unified Modeling Language Real-Time (UML-RT) wird eine Softwareentwicklungsmethode für technische Systeme durch die Object Management Group (OMG) propagiert. Für den praktischen Einsatz im technischen und sicherheitskritischen Umfeld muss diese Methode …
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Real-time reactive system development : a formal approach based on UML and PVS
… components. We develop a visual technique for object-oriented modeling of real-time reactive systems, based on a minimal set of extensions to UML, along with a set of well-formedness rules for the real-time models. We then present a formalization of the Real-Time rules of UML metamodel, and …
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Co-simulation of algebraically coupled dynamic subsystems
… companies. Bridge between thoughts is weak. Object-oriented modeling is an effective tool for modeling of complex coupled systems. However, subsystem models have to be assembled and compiled before they can produce simulation results for the coupled system. Compiling models into simulations? …
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An information model to support maintenance and operation management of building mechanical systems
… building mechanical systems and utilizes object-oriented modeling language. To validate the information model, a prototype is implemented and a real case-study is investigated to provide data and to demonstrate how the research relates to practice.
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Web-enabled COTS-supported alternative to Interactive Electronic Technical Manual Database (IETMDB) specification
… alternative to the IETM database specification. Object oriented modeling provides the conceptual foundation for assembling the Web-enabled alternative out of Web components using Web technology such as Java and XML.;This thesis introduces an original IETM Object Model. This is a UML-based model …
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Causality and sensitivity analysis in distributed design simulation
… a simulation framework called DOME (Distributed Object-oriented Modeling and Evaluation) has been developed in MIT CADlab. DOME is unique in its decentralized structure that allows heterogeneous simulations to be stitched together while allowing proprietary information an simulation models to …
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Computerised scheduling and control of residential housing projects
This research study presents a practical object-oriented model for scheduling and control of residential housing projects. The model is designed using an Object-Oriented modeling approach and incorporates 18 classes that are designed to facilitate the scheduling and control of residential housing …
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Schedulability analysis and automated implementation of real-time object-oriented design models
There is a growing interest in adopting object technologies for the development of real-time systems. Several commercial tools, currently available, provide object-oriented modeling and design support for real-time systems. While these products provide many useful facilities, such as visualization …
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ExperiBase : an integrated software architecture to support modern experimental biology
… within a single coherent set of information object definitions. A key issue for interoperability is that common attributes are made truly identical between the different methods. This dramatically decreases the overhead of separate and distinct classes for each method, and reserves the …
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Development and modeling of a solar powered ground source heat pump system
… battery system. In addition, an equation based object-oriented modeling language, i.e., Modelica [1] is being investigated for the integrated system modeling. Such dynamic model will be used to explore advanced control of a solar powered GSHP system to facilitate better building to grid …
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Timing and scheduling analysis of real-time object-oriented models
… One representative example is the Real-Time Object Oriented Modeling (ROOM) language, which provides features such as encapsulation, polymorphism, inheritance, state machine descriptions of system behavior, formal semantics for executability of models and the possibility of automated code …
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Real-time system design using preemption thresholds
… software engineering technologies. Object-oriented design provides a scalable methodology with appropriate CASE tools for the design of software systems. Although these tools provides support for visual object-oriented modeling, design, simulation and code generation for general …
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Modeling and Control of the Paper Machine Drying Section
The topic of this thesis is modeling and control of the last part of the paper machine - the drying section. Paper is dried by letting it pass through a series of steam heated cylinders and the evaporation is thus powered by the latent heat of vaporization of the steam. The moisture in the paper is …
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Modeling of Airport Operations Using an Object-Oriented Approach
This research develops an object-oriented approach to model airport ground network traffic operations. A generic modeling library is developed as a tool kit to model the basic traffic operations in the airfield using an object-oriented approach. The proposed generic modeling library for airfield …
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A Visual Simulation Life-Cycle Of The Queston Physician Network
… the Visual Simulation Environment (VSE), an object-oriented simulation software program. The Queston Physician Network, a subsidiary of Biological & Popular Culture, Inc., attempts to centralize the administrative, financial, and telecommunication needs of a network of primary care physicians …
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State space modeling of differential-algebraic systems using singularly perturbed sliding manifolds
This thesis introduces a new approach for modeling and control of algebraically constrained dynamic systems. The formulation of dynamic systems in terms of differential equations ·and algebraic constraints provides a systematic framework that is well suited for object oriented modeling of …
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An object-oriented simulation-based method for emulation development for testing shop control software
… of conventional simulation languages and modeling techniques, a simulation model is not readily adapted for emulation. The main problems lie in turning off the control logic in a simulation and interfacing the model to the actual controller. An object-oriented modeling methodology was …
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EMMA2 : a MAGE-compliant system for the analysis of microarray data in integrated functional genomics
… design, and implementation of EMMA2 follows an object-oriented development paradigm. This is reflected in the use of object-oriented modeling tools such as the Unified Modeling Language (UML). During the design phase, the MAGE object model was taken as the core of the application to model …
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