Disclosed herein are various embodiments of systems and methods for controlling a voltage profile delivered to a load in an electric power system. The propulsion apparatus includes a support structure and a first tube assembly coupled to the support structure. Copyright fees have not been paid for the particular copyrighted media. A filter device receives intake water from the intake conduit in the filtering mode. An air management system is also provided. Wrinkle component extraction means of an image generation unit extracts wrinkle components in frequency bands of a face image of the person obtained at the time of authentication of the person.