In-SITU evaporative removal of liquid metal coolant from nuclear reactor fuel rods and components
The evaporative removal of liquid metal coolant from nuclear reactor fuel rods and components addresses the complications of chemical reactions and equipment complexity by converting coolant to vapor form, enabling safer and more efficient reactor maintenance and handling.
WO2026143243A1PCT designated stage Publication Date: 2026-07-02AALO HOLDINGS INC DBA AALO ATOMICS
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- AALO HOLDINGS INC DBA AALO ATOMICS
- Filing Date
- 2025-12-29
- Publication Date
- 2026-07-02
AI Technical Summary
Technical Problem
The handling and maintenance of nuclear reactors using liquid metal coolants are complicated by chemical reactions with air, opacity, and the need for specialized equipment, which increases operational complexity and reactor size, particularly in microreactors.
Method used
An apparatus and method for evaporating liquid metal coolant to vapor form, using a system with a heating mechanism, vacuum means, and condensation mechanism to remove and collect coolant vapors, allowing reactor vessel opening to air for maintenance and handling.
Benefits of technology
This approach reduces chemical reactivity hazards, simplifies equipment design, and decreases reactor size by eliminating the need for specialized containment, thereby enhancing operational efficiency and reducing downtime.
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Smart Images
Figure US2025061488_02072026_PF_FP_ABST
Abstract
An apparatus comprising a main vessel containing the component and coolant, a coolant movement / displacement mechanism a heating mechanism for coolant evaporation, a transport pathway for coolant vapors, a vacuum means or gas circulation means, a cooling and collection mechanism for condensation of coolant vapors and a collection vessel for storage of moved / displaced fluid.
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