Author

Rafael Benchimol

Research and Development3 articlesPSR profile

Rows of high-voltage transmission towers silhouetted against a sunset sky that shifts from deep violet overhead to orange at the horizon, their lines receding toward a substation at the right

Innovation

PSR Achieves more than 5x Speedup on a 185M Variable Problem Using Multi-GPU PDLP with NVIDIA cuOpt

Oct 7, 2026 / 7 min read

Rows of floating photovoltaic panels moored on the surface of a reservoir

Innovation

Solar-Hydro Synergy: Assessing the Technical Limit of Floating Solar in Brazil

Brazil's reservoirs could hold 3,100 GW of floating solar. An hourly optimization over nine years of real hydro and radiation data finds 25 GW that pays at historical spot prices.

Sep 16, 2026 / 9 min read

A precision compass casting intersecting geometric shadows across paper

Innovation

Multiple Masters: A Faster Decomposition for Stochastic Expansion

On a Brazilian expansion model with 176 candidate projects, accelerated Benders with multiple masters converges in 11 iterations where multi-cut Benders needs 465.

Aug 30, 2026 / 12 min read