7 papers
Power Grid Infrastructure for AI Data Centers
Amir Sajadi, Muhy Eddin Za'ter, Maria Vabson +2
This article addresses recent advances in artificial intelligence, which have set off an astounding race among technology frontiers to build large data centers. It provides insight…
Synchronous Condensers: Enhancing Stability in Power Systems with Grid-Following Inverters
Amir Sajadi, Barry Mather, Bri-Mathias Hodge
Large-scale integration of inverter-based resources into power grids worldwide is challenging their stability and security. This paper takes a closer look at synchronous condensers…
Optimal County-Level Siting of Data Centers in the United States
Maria Vabson, Muhy Eddin Zater, Amir Sajadi +2
Data centers are growing rapidly, creating the pressing need for the development of critical infrastructure build out to support these resource-intensive large loads. Their immense…
Asynchronous Grid Connections Providing Fast-Frequency Response: System Integration Study
Felix Wald, Amir Sajadi, Barry Mather +1
This paper presents an integration study for a power electronic-based fast-frequency response technology, an asynchronous grid connection operating as an aggregator for behindthe-m…
Analytical Models of Frequency and Voltage in Large-Scale All-Inverter Power Systems
Marena Trujillo, Amir Sajadi, Bri-Mathias Hodge
Low-order frequency response models for power systems have a decades-long history in optimization and control problems such as unit commitment, economic dispatch, and wide-area con…
Computationally Efficient Analytical Models of Frequency and Voltage in Low-Inertia Systems
Marena Trujillo, Amir Sajadi, Jonathan Shaw +1
In this paper, low-order models of the frequency and voltage response of mixed-generation, low-inertia systems are presented. These models are unique in their ability to efficientl…