• Stable bilateral teleoperation with time-varying delays 

  Yang, Yuan (2017-07-12)

  A teleoperation system is a master-slave robotic system in which the master and slave robots are at different geographical locations and synchronize their motions through the communication channel, with the goal of enabling ...
• Nonlinear analysis and experimental investigation of liquid sheet breakup 

  Jazayeri, Seyed Ali (2017-06-22)

  A nonlinear stability analysis of a liquid sheet moving in an incompressible gas medium at rest subject to sinuous disturbances is presented. The first, second and third order governing equations have been derived along ...
• Numerical models for tidal turbine farms 

  Shives, Michael Robert (2017-06-22)

  Anthropogenic climate change is approaching predicted tipping points and there is an urgent need to de-carbonize energy systems on a global scale. Generation technologies that do not emit greenhouse gas need to be rapidly ...
• Direct optimal control of flexible structures with application to adaptive optics systems 

  Abdelkader, Chellabi (2017-06-08)

  An adaptive optics system consists mainly of a wavefront sensor to detect optical aberrations, a control system to reconstruct the wavefront and compute a correction, and a deformable mirror to apply the correction. In ...
• Moisture management in VIP retrofitted walls 

  Sharma, Abhishek (2017-06-07)

  Thermal resistance per unit thickness for Vacuum Insulation Panel (VIP) is 5 to 10 times higher than conventional insulation materials. This makes VIP an attractive option for retrofitting exterior building envelopes. ...
• Effect of morphological features of fuel cell cathodes on liquid water transport 

  Losier, Valérie Raymonde (2017-05-25)

  Liquid water management in the cathode of polymer electrolyte membrane fuel cells (PEMFC) is crucial to efficient transport of gases and to maintaining electrochemical activity in the catalyst layer. Cracks and interfacial ...
• Intelligent rough machining of sculptured parts 

  Li, Hui (2017-05-15)

  Sculptured parts, characterized by interconnected and bounded parametric surface patches, are widely used in aerospace, automobile, shipbuilding and plastic mold industries due to their functional and aesthetic properties. ...
• Single overload fatigue crack growth retardation : an implementation of plasticity induced closure 

  Kirmani, Ghulam Ashraf-Ul-Harmain (2017-05-11)

  Fatigue life prediction following overloads is required in such applications as, aerospace, automobile, and pressure vessels industries for damage tolerant design. Modelling of life prediction in fatigue is complicated ...
• The development of self-interference of split HOLZ (SIS-HOLZ) lines for measuring z-dependent atomic displacement in crystals 

  Norouzpour, Mana (2017-05-01)

  Measuring atomic displacement inside crystals has been an important field of interest for decades especially in semiconductor industry for its effect on the crystal structure and symmetry, subsequently on the bandgap ...
• Experimental comparison of heat pipes and thermosyphons containing methanol and acteone 

  Strain, Jana (2017-04-26)

  The cold chain industry has a need for a standalone, electricity independent cooling unit that is used for both storage of warehouse product and on deliveries [1]. Mixed temperature fresh and frozen food deliveries are ...
• Material screening and performance analysis of active magnetic heat pumps 

  Niknia, Iman (2017-04-26)

  With the discovery of the magnetocaloric effect, utilizing magnetocaloric materials in cycles to generate cooling power began. The magnetocaloric effect is a physical phenomenon observed in some magnetic materials where ...
• Market-based demand response integration in super-smart grids in the presence of variable renewable generation 

  Behboodi Kalhori, Sahand (2017-04-25)

  Variable generator output levels from renewable energies is an important technical obstacle to the transition from fossil fuels to renewable resources. Super grids and smart grids are among the most effective solutions ...
• Stochastic methods for unsteady aerodynamic analysis of wings and wind turbine blades 

  Fluck, Manuel (2017-04-25)

  Advancing towards `better' wind turbine designs engineers face two central challenges: first, current aerodynamic models (based on Blade Element Momentum theory) are inherently limited to comparatively simple designs of ...
• The potential benefits of combined heat and power based district energy grids 

  Duquette, Jean (2017-02-28)

  In this dissertation, an assessment is conducted of the potential benefits of combined heat and power (CHP) based district energy (DE) grids in energy systems of different scale having significant fossil fuel fired electrical ...
• Modeling and real-time optimal energy management for hybrid and plug-in hybrid electric vehicles 

  Dong, Jian (2017-02-15)

  Today, hybrid electric propulsion technology provides a promising and practical solution for improving vehicle performance, increasing energy efficiency, and reducing harmful emissions, due to the additional flexibility ...
• Fractal grid-turbulence and its effects on a performance of a model of a hydrokinetic turbine 

  Mahfouth, Altayeb (2017-01-04)

  This thesis focuses on generating real world turbulence levels in a water tunnel rotor test using fractal grids and characterizing the effect of the fractal grid generated-turbulence on the performance of hydrokinetic ...
• Computational analysis of multi-phase flow in porous media with application to fuel cells 

  Akhgar, Alireza (2016-12-21)

  Understanding how the water produced in an operating polymer electrolyte membrane fuel cell (PEMFC) is transported in cathode catalyst layer (CCL) is crucial to improving performance and efficiency. In this thesis, a ...
• A parallel explicit incompressible smoothed particle hydrodynamics (ISPH) model for nonlinear hydrodynamic applications 

  Yeylaghi, Shahab (2016-12-09)

  Fluid structure interactions in the presence of a free surface includes complex phenomena, such as slamming, air entrainment, transient loads, complex free surface profiles and turbulence. Hence, an appropriate and efficient ...
• Demand-side participation & baseline load analysis in electricity markets 

  Harsamizadeh Tehrani, Nima (2016-12-09)

  Demand participation is a basic ingredient of the next generation of power exchanges in electricity markets. A key challenge in implementing demand response stems from establishing reliable market frameworks so that ...
• Adaptation of energy systems to climate change and water resource constraints 

  Parkinson, Simon Christopher (2016-12-09)

  This dissertation assesses the long-term technological and policy implications of adapting to water constraints and climate change impacts in the energy sector. Energy systems are increasingly vulnerable to climate change ...

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