; and (B) each Center receiving such a grant demonstrates unique research capabilities, unique regional benefits, or new technology development opportunities. (6) Schedule Each grant to operate a Center under this subsection shall be awarded for a term of not more than 5 years, subject to the availability of appropriations. The Secretary may renew such 5-year term without limit, subject to a rigorous merit review. (7) Cost sharing The Secretary shall require cost sharing under this subsection in accordance with section 988(b). (8) Termination The Secretary may eliminate a Center during any 5-year term described in paragraph (6) if such Center is found to be underperforming. (f) Demonstration projects (1) In general The Secretary may fund commercial-scale demonstration projects for power systems that test the scale of technology necessary for commercial operation, in accordance with this subsection. (2) Engineering and design studies The Secretary is authorized to fund engineering and design studies for commercial-scale demonstration projects for power systems in addition to, or in advance of, issuing an award for a demonstration project under this subsection. (3) Application An entity seeking an award to conduct a demonstration project under this subsection shall submit to the Secretary an application at such time and in such manner as the Secretary may require. (4) Limitations The Secretary may only provide an award under this subsection after reviewing each application regarding— (A) the financial strength of the applicant; (B) the construction schedule for the proposed demonstration project; (C) the market risk faced by the technology to be demonstrated; and (D) the experience of the applicant and construction contractor with similar projects. (5) Requirements A demonstration project funded under this subsection shall— (A) utilize technologies that have completed pilot-scale testing or the equivalent, as determined by the Secretary