US future submarine concepts.

[Grey Havoc]

DARPA Building An Energy-Harvesting Submarine That Never Runs Out Of Power

Last week the Pentagon's department of 'mad science' awarded contracts that show its making progress on its Manta Ray unmanned sub, which will harvest power from the environment to carry out missions lasting years without refueling, or deliver payloads anywhere in the world without surfacing.

www.forbes.com

 

[Jaso67]

Thank you for letting me join this page ive seen alot of interesting designs an ideas i can use in my book stories im writing at this moment

 

[Grey Havoc]

The posts on the proposed Titan submarine have been moved to a new topic over in Aviation & Space.

 

[A Tentative Fleet Plan]

IDR article from March 2003:

 

[A Tentative Fleet Plan]

Images of the Team 2020 concepts not already in this thread:





The stern Ocean Interface of the single-hulled Forward PASS Design:



A pair of images of two unknown designs, I'm pretty sure they're Virginia-derived with the advanced sail: