The northern lights' dark twin is a wild card for the power grid

Scientists are working to understand how magnetic currents from the sun spread beneath Earth's crust when the northern lights ...
IEEE

Simulation and Control of a Double Inverted Pendulum System Using PSO-LQR-SMC

Abstract: The linear double inverted pendulum (DIP), as a classical nonlinear system with complex instabilities, has many applications in control theory. In this paper, a model of linear DIP is ...
Tech Xplore

What 100,000 simulations reveal about the US power grid

On August 13, 2003, a single transmission line near Cleveland, Ohio, sags into an overgrown tree limb and short circuits.
IEEE

Simplified Stability Analysis and Enhancement Methods for Grid-Connected Inverter System in Sequence-Domain

Abstract: The generalized Nyquist criterion (GNC) can assess the stability of three-phase grid-connected inverters (GCIs) modeled as multi-input multi-output (MIMO) systems, but its computational ...