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.
Results
Showing 1 to 20 of 32 for “"Variable renewable energy"”.
-
Dynamic modelling of variable renewable energy generation sources
Renewable energy is one of the most important technologies for decarbonizing the economy and fighting climate change. In recent years, wind energy has become cheaper and more widely adopted. However, the variable nature of wind production creates unique challenges that are not faced by conventional …
-
The potential application of variable renewable energy supplies to increase the horticultural productivity of the Isle of Lewis, Scotland.
Key factors in using variable renewable energy to sustain crop growth were investigated using the Isle of Lewis as a case study. Methods investigated sought to exploit plants’ abilities to accommodate a variable solar input by supplementing it with variable renewable energy. The extant solar …
-
The Role of Natural Gas in Future Low-carbon Energy Systems
… change along with rapidly falling costs of clean energy technologies have led to increased scrutiny over the role of fossil-fuels in a low-carbon energy future. This thesis evaluates the role of natural gas-fired power plants (NG) in future electrical grids using an advanced, multi-period capacity …
-
Technology Roadmapping for Energy Storage using ZEBRA Batteries
Energy Storage Systems are expected to be the key enablers that will allow Variable Renewable Energy to increase its penetration in the electricity market. The objective of this thesis is to explore the application of ZEBRA Battery technology for Energy Storage Systems. The ZEBRA battery is of …
-
Decarbonization of Power Systems, Multi-Stage Decision-Making with Policy and Technology Uncertainty
… At the same time, increasing penetration of variable renewable energy, the availability of energy storage technologies and the active participation of demand in electricity systems requires the appropriate consideration of temporal and spatial resolution to properly account for the cost and …
-
The role of long duration energy storage in decarbonizing power systems
… for a significant increase in generation from variable renewable energy (VRE) sources, i.e. wind and solar. Yet, the intermittency of these resources introduces new challenges in operating the grid, including the need for sufficient operating flexibility to manage variations in VRE generation …
-
Decarbonizing the Indian power sector by 2037 : evaluating different pathways that meet long-term emissions targets
… sector through incentivizing the addition of renewables sources into the grid. India has set the goal that at least 40% of total power capacity must be non-fossil fuel-based by 2030 with more ambitious goals expected to be set for 2040 and 2050. To meet the decarbonization goals by the next …
-
Distributed online algorithms for energy management in smart grids
… to a distributed paradigm that integrates the variable renewable energy (VRE) resources spatially distributed across the grid. This work proposes algorithmic solutions for distributed economic dispatch based on Subgradient method and Alternating Direction Method of Multipliers (ADMM), both …
-
The Missing Megawatts Problem: Improving Modelling Practices to Prepare for an Uncertain Future
Long-term energy system planning is one of the most pressing challenges for the power sector, which must maintain reliability while decarbonizing. Currently, no unified regulatory, modelling, or market framework exists in the United States to facilitate planning in pursuit of a clean and reliable …
-
Real time hardware implementation of power converters for grid integration of distributed generation and statcom systems
… Smart grid enables bidirectional flows of energy and energy-related communications. The future electricity grid will look very different from today's power system. Large variable renewable energy sources will provide a greater portion of electricity, small DERs and energy storage systems …
-
Modeling the Impact of the Inflation Reduction Act and Hydrogen Storage in Salt Caverns in the Mid-Atlantic United States
… transportation, as well as balancing a variable renewable energy dominated power grid. In this thesis, we first propose a methodology for evaluating the potential for hydrogen storage in geological salt resources. Our results show that the Michigan and Appalachian Salina basins are …
-
Keep the Lights On: Ensuring Bulk-Power System Reliability in a Decarbonized Future
… ushering in a new power system, one dominated by variable renewable energy (VRE) resources (wind and solar) and energy-limited resources like energy storage. Because these resources have different characteristics than the conventional thermal generators that make up the bulk of our capacity mix …
-
The Role for Electricity Transmission in Net-Zero Energy Systems: A Spatially Resolved Analysis of the Continental US
… (NETs) including direct air capture and bioenergy with carbon capture and sequestration (BECCS) are being developed for integration into energy systems. Additionally, variable renewable energy (VRE) resources, which are expected to play a major role in decarbonization pathways, exhibit …
-
Market design opportunities for an evolving power system
The rapid growth of renewable energy is transforming the electric power sector. Wind and solar energy are non-dispatchable: their energy output is uncertain and variable from hour-to- hour. New challenges arise in electricity markets with a large share of uncertain and variable renewable energy. We …
-
Innovative energy systems and processes based on hydrogen from RES and its derivatives in the energy transition process
… of green hydrogen and ammonia production in renewable energy-powered energy systems, as a decarbonization pathway in the energy sector. Climate change mitigation and the transition to carbon-free energy systems are challenged by the inherent intermittency of renewable sources, which affects …
-
Renewables Integration Challenges of the Energy Transition
Throughout the world a large-scale energy transition is unfolding. This fundamentally includes a vast expansion of variable renewable energy (VRE) generation. In Britain this primarily consists of onshore and offshore wind, as well as solar. The non-dispatchability of these technologies presents a …
-
Decarbonizing the US Power Sector
… Regions with significant land available for variable renewable energy (VRE) buildout and strong wind resources had the cheapest paths to a clean grid. Also, hydropower resources play a significant role. At deep decarbonization levels, the need for long-duration energy storage (like pumped …
-
Carbon Capture Efficiency in Natural Gas Combined Cycle Power Plants: Analyzing the Effects of Variable Load Operations
… is poised to play a crucial role in ensuring energy reliability amidst the transition to variable renewable energy resources. While natural gas generation is used primarily for baseload power, it is expected to transition towards an intermittent power generator, serving as a load-following …
-
Balance of Power: Designing operational practices for balancing electricity markets with growing penetrations of renewable energy
… are beginning to experience high penetrations of variable renewable energy. Given the challenges and opportunities posed by these resources to the effective and efficient balancing of supply and demand in power systems, policy-makers are revisiting the design of power system operational practices …
Page 1 of 2