Power management systems for fusion energy devices
A power management system with high-density energy storage and DC/DC modules addresses the challenge of pulsed power demands in fusion energy devices, enabling efficient operation on conventional grids and preventing grid damage.
WO2026111786A2PCT designated stage Publication Date: 2026-05-28COMMONWEALTH FUSION SYSTEMS LLC
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Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- COMMONWEALTH FUSION SYSTEMS LLC
- Filing Date
- 2025-06-23
- Publication Date
- 2026-05-28
AI Technical Summary
Technical Problem
Conventional power grids struggle to support the high-magnitude, pulsed power requirements of superconducting magnets in fusion energy devices, risking damage and power outages, and bespoke power grids are cost-prohibitive.
Method used
A power management system comprising an array of energy storage units with high energy and power density, coupled with DC/DC modules and fast discharge units, enabling efficient and scalable power delivery to superconducting magnets.
Benefits of technology
The system allows fusion energy devices to operate using conventional power grids, maintaining energy density and power density while preventing grid strain and ensuring fault protection and hazard mitigation.
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Smart Images
Figure US2025034809_28052026_PF_FP_ABST
Abstract
Power management systems for fusion energy devices are provided. Scalable and modular systems which enable a fusion energy device to be powered by conventional power grids are provided through an array of energy storage units configured to exhibit a suitable discharge rate, an array of DC / DC modules coupled to the array of energy storage units, and an array of fast discharge units coupled to the array of DC / DC modules.
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