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 121 for “"Flow problem"”.
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Instabilities in a critical flow problem.
Thesis. 1977. M.S.--Massachusetts Institute of Technology. Dept. of Earth and Planetary Sciences.
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Network security and min-cost max-flow problem
… for a variety of design and operational problems. This has resulted in the development of computational algorithms for the study of classical operations research problems such as the maximum flow problem, the shortest path problem, and the network interdiction problem. However, in …
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A heat flow problem in electron beam etching of thin films
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering, 1959.
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[Episilon]-relaxation and auction algorithms for the convex cost network flow problem
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
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A low Reynolds number flow problem with application to spermatozoan transport in cervical mucus.
Massachusetts Institute of Technology. Dept. of Mechanical Engineering. Thesis. 1972. M.S.
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A network-based primal-dual solution methodology for the multi-commodity network flow problem
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil Engineering, 1988.
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The development of reynolds averaged navier stokes solver for a two dimensional compressible flow problem
… science focuses on the way how to solve the flow problems numerically. The governing equation of fluid motion passing through an object flow can be presented in various forms depending on the assumption imposed to the flow problem in hand. Initially, in solving the flow problem passing …
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Numerical Simulation of 4th Order Total Variation Flow Problem by using C^0 IPDG Method
… of the regularized fourth order total variation flow problem in material science representing surface relaxation below the roughening temperature. Based on regularization and a scaling in time and space, the problem is discretized implicitly in time by the backward Euler scheme and discretized in …
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Numerical Solution of the Euler and the Navier-Stokes Equations for a Compressible Flow Problem
… the Navier-Stokes equations for the compressible flow over a triconic body. The numerical solutions were obtained for the Euler equations for subsonic, transonic and supersonic flows. For the Navier-Stokes equations, solutions were obtained for subsonic and transonic flows. The grid system was …
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A quasi-Newton algorithm for solving the power flow problem in inverter-based power systems
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2025-10-19 without embargo terms
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Existence and Uniqueness of a solution to a flow problem about a Rotating Obstacle at low Reynolds number
The flow is described by the Navicr-Stokes equations in the domain n C R3. The open-bounded domain is assumed to have a cone property. The rotation of a 3- dimensional symmetrical impermeable cylindrical rigid body in the fluid is studied. The model is constructed in a manner that the equations …
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Computational Complexity of Electrical Power System Problems
… types of algorithms cannot exist to solve the problem; the creation of challenging benchmark examples; and new insights into the underling structure and properties of the problem. In this thesis, we study the computational complexity of several important problems in the application of …
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Computational Complexity of Electrical Power System Problems
… types of algorithms cannot exist to solve the problem; the creation of challenging benchmark examples; and new insights into the underling structure and properties of the problem. In this thesis, we study the computational complexity of several important problems in the application of …
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The development of dedicated CFD solver for aerodynamic analysis on internal and external flow
… one has to solve an internal or an external flow problem. The design of flying vehicles such as aircraft, helicopter, missiles are examples which the ability to solve an external flow problem will determine the success in designing such flying vehicles. While for the case of flows pass …
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Secure electric power grid operation
This thesis examines two problems concerning the secure and reliable operation of the electric power grid. The first part studies the distributed operation of the electric power grid using the power flow problem, which is vital to the operation of the grid. The power flow problem is a feasibility …
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Parametric computation of equilibria and flows
Network flows can be used to model numerous real world applications, such as flows in physical networks like electrical, gas, or water networks, flows in traffic networks, or flows of goods in logistic networks. More precisely, many of these applications can be modeled either as minimum cost flows …
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Resilient and Risk-Averse Network Systems
… solution methodologies for graph-theoretical problems involving topologically stochastic information appearing in various forms. Weutilize a stochastic programming framework grounded in coherent risk measures to identify minimum-risk graph structures under stochastic vertex and/or edge …
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Power flow in railway electrification power system
… Supplies (RPS) presents a unique type of load flow problem which is characterized by its constant moving loads, dynamically changing load types (constant current/constant power), and its specialized network structure. The autotransformer power supply system with double track was the system …
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An effective medium approximation and Monte Carlo simulation in subsurface flow modeling
… procedure for solving the stochastic groundwater flow problem are presented. The effective medium approximation permits one to solve the stochastic groundwater flow problem in a single run to generate the expected pressure head field. The proposed effective hydraulic conductivity expression for …
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