US Navy Solid-State Transformer-Rectifier Programs Are Building MVDC
4 sources Navy SSTR converts 13.8 kV AC to ±850 V DC; designed as hatchable line-replaceable units (LRUs). IEEE Std 1709Read More
Power quality compliance and grid reliability: harmonics, THD, power factor, voltage regulation, reactive power, IEEE 519, NERC CIP standards, and measurement instruments.
4 sources Navy SSTR converts 13.8 kV AC to ±850 V DC; designed as hatchable line-replaceable units (LRUs). IEEE Std 1709Read More
3 sources Wood Mackenzie Q2 2025 survey: 128-week lead times for power transformers, 144 weeks for GSUs. 2025 supply deficits: ~30% for Read More
4 sources UL 1741 (+ Supplement SA/SB): dominant US safety standard for SST products in renewables and ESS. Certification Read More
4 sources SSCB topologies: pure solid-state (IGCT/GTO/IGBT series), pure mechanical, hybrid (SSCB + ultra-fast mechanical switch). Pure Read More
4 sources ARPA-E Modular SST program within CIRCUITS initiative, Georgia Tech anchor awardee. GA Tech project: 4-13 kV Read More
3 sources Maryland's General Assembly passed the Utility RELIEF Act in April 2026, sending the legislation to Governor Wes Read More
4 sources Eaton DOE award: $4.9M, December 2021, three-year program. Target: 65% cost reduction for DC fast-charging stations via SSTRead More
4 sources Conventional MV-LV: 4-35 kVAC → iron-core step-down → 277-480 VAC secondary → downstream conversion at load. 800 VDC architecture (NVIDIA Read More
3 sources GE Vernova spun out of GE in April 2024 corporate split, holds McMurray-era SST IP heritage. Public Read More
4 sources Electrolyzer stack voltages: 200-1500 VDC depending on cell technology and stack configuration. Hydrogen Council projects 10-25 Read More