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Full-Text Articles in Engineering

Robust Power Interface For Smart Grid With Renewable Energy Source-To-Grid Functionality, Bohyun Ahn Jan 2018

Robust Power Interface For Smart Grid With Renewable Energy Source-To-Grid Functionality, Bohyun Ahn

All Graduate Theses, Dissertations, and Other Capstone Projects

Many renewable energy companies design wind turbine generators, solar panels, or electrical car batteries with different specifications according to their management philosophy. And typical commercial power converters are not universally designed for all different types of renewable energy systems. Because of this lack of flexibility and interoperability, a universal and scalable smart grid power converter design is desirable. Designing a robust controlled bi-directional power converter is the motivation for this thesis as the first step to develop a more universal converter topology connecting renewable energy sources and the electrical smart-grid of the future.

Renewable energy such as wind or solar …


Modeling Of Small-Scale Wind Power System With Virtual Synchronous Generator, Sahithi Nannapaneni Jan 2018

Modeling Of Small-Scale Wind Power System With Virtual Synchronous Generator, Sahithi Nannapaneni

All Graduate Theses, Dissertations, and Other Capstone Projects

Wind power systems are the most commonly used systems for a renewable energy source over the past few decades. Most of the current wind turbines are large scale wind turbines which produce mega watts power. This thesis is prepared to develop a small scale wind turbine with axial flux permanent magnet synchronous generator for regional areas and small commercial industries. This thesis mainly focuses on the Axial Flux PMSG which is a small scale prototype with the characteristics of the large scale wind turbine generator and having a super capacitor embedded in it. The first objective is to create the …


Manufacturing A Composite Wheel Prototype Using 3d Printed Molds, Steven Thuening Jan 2018

Manufacturing A Composite Wheel Prototype Using 3d Printed Molds, Steven Thuening

All Graduate Theses, Dissertations, and Other Capstone Projects

Throughout the evolution of high performance racing, a large emphasis has been on reducing the weight of the vehicle in order to improve its performance. Over the years, new designs and materials have been introduced reducing weight in a variety of different locations. Comparing weight reduced in different areas has shown that some areas are more valuable to reduce than others are. Perhaps one of the most beneficial locations are the wheels. This is because the mass of the wheel is considered unsprung and rotational. Because of this, large improvements towards the reduction of wheel mass have been developed in …


Inspection Process Flow Development For A Warehouse, Pahalawaththage Perera Jan 2018

Inspection Process Flow Development For A Warehouse, Pahalawaththage Perera

All Graduate Theses, Dissertations, and Other Capstone Projects

The project is based on a medical device outsourcing company in the US. In 2018 the company added a 44,000 sq ft new warehouse. With the scales of growth and market competition, it has come to a need to optimize production capacity to achieve 98% monthly on time delivery target. Optimizing production capacity comes with efficiently managing operations that impact overall product lead time. A primary factor that impacts the overall product lead time is production preparation time. Production preparation time is impacted by lead times of 3 operations managed by the new warehouse - Receiving Inspection, Incoming Inspection, and …


Comparative Study Of Cv3 Carbonaceous Chondrites Allende And Bali Using Micro-Raman Spectroscopy And Sem/Eds, Raka Paul Jan 2018

Comparative Study Of Cv3 Carbonaceous Chondrites Allende And Bali Using Micro-Raman Spectroscopy And Sem/Eds, Raka Paul

All Graduate Theses, Dissertations, and Other Capstone Projects

The birth of the solar system (over 4 billion years) is speculated to have happened from a nebula, swirling and compacting in localized regions to eventually form the Sun and planets. This complex process consists of numerous changes and intermediary steps, yet to be fully understood. Carbonaceous chondritic meteorites are relics of that process and therefore have potential to reveal information about the formation history. Several theories have been formulated linking their composition to planet formation. This study focusses on two carbonaceous chondritic specimens, Allende and Bali, both of the group CV and petrologic type 3. CV meteorites are abundant …