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 81 for “"Real-time simulation"”.
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Evaluating Blockchain Networks through Real-Time Simulation
… Internet-of-Things (IoT) presents challenges in realizing practical and effective security solutions. Blockchain-empowered platforms and technologies have been proposed to address aspects of this challenge. In order to realize a practical Blockchain deployment for IoT, there is a need for a …
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Towards Real-Time Simulation Of Hyperelastic Materials
We propose a new method for physics-based simulation supporting many different types of hyperelastic materials from mass-spring systems to three-dimensional finite element models, pushing the performance of the simulation towards real-time. Fast simulation methods such as Position Based Dynamics …
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Real time simulation of rail dispacher operations
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1999.
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Adaptive underfrequency load shedding based on real time simulation
… implementation of adaptive UFLS based on real time simulation of IEEE39-bus system. The simulation tool used was OPAL-RT eMEGAsim real time digital simulator. To emulate the actual environment where the scheme could be used, a complete phasor network setup is established using actual …
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A real-time simulation-based optimisation environment for industrial scheduling
… of more effective approaches to address complex, real-world manufacturing flow shop problems. The methodology used in the thesis is in essence a combination of systems engineering, algorithmic design and empirical experiments using real-world scenarios and data. Particularly, it proposes a new, …
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Graphical real-time simulation tool for passive UHF RFID environments
… I present the design and implementation of a real-time simulation tool, RFID Vis, that is used to simulate a UHF RFID environment. The simulation tool simulates environments containing to pallets of cases as is common in parts of the supply chain. The simulation tool consists of two parts, a …
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Real-time simulation and visualisation of cloth using edge-based adaptive meshes
Real-time rendering and the animation of realistic virtual environments and characters has progressed at a great pace, following advances in computer graphics hardware in the last decade. The role of cloth simulation is becoming ever more important in the quest to improve the realism of virtual …
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Design and testing of a real time simulation for Trellis Coded Modulation
The aim of this project is to build and test a real time simulation for Trellis Coded Modulation(TCM). The tests to be performed are a comparison between Ungerboeck and pragmatic codes and varying and observing different Viterbi decoder parameters for coded 8PSK. TCM is coded modulation which means …
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Real-time system with non-real-time simulation for the power PC
Thesis (S.B. and M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2000.
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Approximations for Nonlinear Differential Algebraic Equations to Increase Real-time Simulation Efficiency
Full-motion driving simulators require efficient real-time high fidelity vehicle models in order to provide a more realistic vehicle response. Typically, multi-body models are used to represent the vehicle dynamics, but these have the unfortunate drawback of requiring the solution of a set of …
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A Voxel-Based Approach to the Real-Time Simulation of Sands and Soils
… large, dynamic bodies of sands and soils in real-time 3D graphics applications. We describe a technique for representing soil in a 3D voxel grid, and we introduce a set of GPU-based algorithms that simulate the physical behaviors of soils in this representation. A multi-level height- eld is …
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Real-time simulation of full-field atmospheric turbulence for a piloted rotorcraft simulator
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1994.
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Enhanced modeling : real-time simulation and modeling of graph based problems on interactive workbenches
… and framework for designing systems that apply real-time simulation of computational models throughout the modeling and parameter modification stages of problem solving for graph based problems. An interactive problem solving technique is presented where the lines between problem modeling and …
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Machine learning and interactive real-time simulation for training on relevant total hip replacement skills.
Virtual Reality simulators have proven to be an excellent tool in the medical sector to help trainees mastering surgical abilities by providing them with unlimited training opportunities. Total Hip Replacement (THR) is a procedure that can benefit significantly from VR/AR training, given its …
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Low-dimensional Models for Real-time Simulation of Internal Combustion Engines and Catalytic After-treatment Systems
… powertrains requires system level optimization realized through real-time multivariable control. Such an optimization can be accomplished using low-order fundamentals (first-principles) based models for each of the engine sub-systems, i.e. in-cylinder combustion processes, exhaust …
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High-speed lateral stability analysis of articulated heavy vehicles using driver-in-the-loop real time simulation
… human driver for in-vehicle tests. In numerical simulation, a driver model may be used to drive the virtual vehicle under the closed-loop maneuver for simplicity and repeatability. Very little attention has been paid to investigating into the interactions of driver-MTAHV. It has been reported …
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Dynamic Modeling and Real-time Simulation of Power Electronics-dominated Power Grids Using Hybrid DDM and EDDM Techniques
Conducting transient stability simulations on complex and interconnected electrical power systems necessitates solving numerous differential algebraic equations. As modern grids grow in size and complexity, traditional sequential simulation methods have become increasingly computationally …
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Modelling and real-time simulation of a modular bidirectional solid-state transformer for ultra-fast charging of electric vehicles
… IEEE standards, validated by Model-in-the-Loop real-time simulation.
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A GPU-Based level of detail system for the real-time simulation and rendering of large-scale granular terrain
Real-time computer games and simulations often contain large virtual outdoor environments. Terrain forms an important part of these environments. This terrain may consist of various granular materials, such as sand, rubble and rocks. Previous approaches to rendering such terrains rely on simple …
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Real-time simulation of a doubly-fed induction generator based wind power system on eMEGASim® real-time digital simulator
… required tools and procedures needed to perform real-time simulation studies of Doubly-Fed Induction Generator (DFIG) based wind generation systems as basis for performing more practical tests of reliability and performance for both grid-connected and islanded wind generation systems. The author …
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