Hybrid High Ampacity Electric Power Cable
Navy STTR FY2015.A


Sol No.: Navy STTR FY2015.A
Topic No.: N15A-T016
Topic Title: Hybrid High Ampacity Electric Power Cable
Proposal No.: N15A-016-0042
Firm: Advanced Conductor Technologies LLC
3082 Sterling Circle
Unit B
Boulder, Colorado 80301-2385
Contact: van der
Phone: (720) 933-5674
Web Site: www.advancedconductor.com
Abstract: The Navy is interested in developing hybrid superconducting power transmission cables that would carry at least 5 kA of current and have a current density of at least 35 MA/m2. The cable should be able to carry 30 % of the rated current even when the superconducting cable fails. We propose to develop a hybrid superconducting cable, based on CORC cables, which potentially have a current density of 500 MA/mm2, while being extremely flexible. We will develop multiple cable designs, based on cold and warm dielectrics, and determine their feasibility for continuous operation at 30 % of rated current when the superconducting cable fails. A full-size hybrid power transmission cable will be delivered at the end of the proposed program.
Benefits: The outcome of this program is a hybrid superconducting power transmission cable for use onboard of Navy ships. The cable will be designed to remain operational even when the superconducting cable fails. Other applications of the hybrid superconducting cable include electric aircraft, data centers and feeder cables for large magnet systems.

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