ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,462, issued on March 18, was assigned to Schweitzer Engineering Laboratories Inc. (Pullman, Wash.).

"Linearized-trajectory predictive control for microgrid stability" was invented by Dakota Hamilton (West Lafayette, Ind.) and Dionysios Aliprantis (West Lafayette, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques and apparatus presented herein are directed to improvements in maintaining voltage and frequency stability of an electric power delivery system. To do so, model predictive control (MPC) may be used. Input data may be obtained for a sampling period and may include a current system state. The MPC may predict an initial trajectory...