Abstract: A device and system for purifying a fluid is provided. The system includes a tank having an interior space and a media container disposed within the interior space. A valve is provided that cooperates with an element within the interior, the valve being movable between an open and a closed position. The valve being biased to the open position when the element is not positioned within the interior space, wherein the interior space is fluidly coupled to the atmosphere in the open position. The valve further being configured to move to a closed position when the element is positioned within the interior space.

Abstract: A device and system for purifying a fluid is provided. The system includes a tank having an interior space and a media container disposed within the interior space. A valve is provided that cooperates with an element within the interior, the valve being movable between an open and a closed position. The valve being biased to the open position when the element is not positioned within the interior space, wherein the interior space is fluidly coupled to the atmosphere in the open position. The valve further being configured to move to a closed position when the element is positioned within the interior space.

Abstract: Embodiments of the present invention provide methods, computer program products, and systems. Embodiments of the present invention can be used to partition an area into zones, wherein each zone includes one or more delivery mechanisms and each delivery mechanism include one or more portions that are capable of charging an electric vehicle. Embodiments of the present invention can be used to, in response to receiving a request to charge, reserve a portion of a delivery mechanism for a fixed period of time based on available capacity of the delivery mechanism and need of the requesting electric vehicle. Embodiments of the present invention can be further used to modify the fixed period of time based on real time use of the delivery mechanism.

Abstract: Embodiments of the present invention provide methods, computer program products, and systems. Embodiments of the present invention can be used to partition an area into zones, wherein each zone includes one or more delivery mechanisms and each delivery mechanism include one or more portions that are capable of charging an electric vehicle. Embodiments of the present invention can be used to, in response to receiving a request to charge, reserve a portion of a delivery mechanism for a fixed period of time based on available capacity of the delivery mechanism and need of the requesting electric vehicle.