Marine and Hydrokinetic Renewable Energy Promotion Act of 2011

[AI summary unavailable — showing source text] Marine and Hydrokinetic Renewable Energy Promotion Act of 2011 - Amends the Energy Independence and Security Act of 2007 to require the program of marine and hydrokinetic renewable energy technology research, development, demonstration, and commercial application to: (1) apply advanced systems engineering and system integration methods to identify critical interfaces and develop open standards for marine and hydrokinetic renewable energy; (2) transfer the resulting environmental data to industry stakeholders as public information through published interface definitions, standards, and demonstration projects; and (3) develop incentives for industry to comply with such standards. Requires the Secretary of Energy (DOE) to award competitive grants to support modifying or constructing four or more geographically dispersed marine and hydrokinetic renewable energy technology research, development, and demonstration test facilities for the demonstration of multiple technologies in actual operating environments. Requires the Secretary to give preference to existing facilities and National Marine Renewable Energy Research, Development, and Demonstration Centers. Renames such Centers as the "…