A power supply control system includes a power supply controller configured to selectively supply electrical power to a venue; and a booking controller located remotely from the venue, the booking controller configured to maintain third party booking information, wherein the power supply controller is configured to control the supply of electrical power based on the third party booking information. A power supply controller and booking controller for the power supply control system are also provided.

A power supply control system includes a power supply controller configured to selectively supply electrical power to a venue; and a booking controller located remotely from the venue, the booking controller configured to maintain third party booking information, wherein the power supply controller is configured to control the supply of electrical power based on the third party booking information. A power supply controller and booking controller for the power supply control system are also provided.

An electrical architecture of an aircraft includes a plurality of primary generators each associated with a propulsion engine of the aircraft, a plurality of primary electrical networks each associated with a primary generator in nominal operating mode, a single-part secondary electrical network, an electrical energy accumulation device connected directly to the secondary network, a first electrical energy converter arranged between the secondary electrical network and a first of the primary electrical networks, allowing energy to be transferred from the first of the primary electrical networks to the secondary electrical network, the first electrical energy converter being intended to supply electrical energy to the electrical energy accumulation device in nominal operating mode, a second electrical energy converter arranged between the secondary electrical network and a second of the primary electrical networks, allowing energy to be transferred from the secondary electrical network to the second of the primary electrical networks.

An electrical architecture of an aircraft includes a plurality of primary generators each associated with a propulsion engine of the aircraft, a plurality of primary electrical networks each associated with a primary generator in nominal operating mode, a single-part secondary electrical network, an electrical energy accumulation device connected directly to the secondary network, a first electrical energy converter arranged between the secondary electrical network and a first of the primary electrical networks, allowing energy to be transferred from the first of the primary electrical networks to the secondary electrical network, the first electrical energy converter being intended to supply electrical energy to the electrical energy accumulation device in nominal operating mode, a second electrical energy converter arranged between the secondary electrical network and a second of the primary electrical networks, allowing energy to be transferred from the secondary electrical network to the second of the primary electrical networks.

A micro grid system comprises an adapter, a power controller, and secondary energy source. The adapter is in communication with an electric grid and configured to connect and disconnect a connection between the electric grid and a micro grid. The power controller is in communication with the adapter and configured to receive first AC power from the electric grid via the adapter, obtain grid information, and control the adapter to connect and disconnect the connection between the electric grid and the micro grid. The power controller controls the adapter to disconnect the connection in response to determining that the electric grid is abnormal based on the grid information. The secondary energy source is in communication with the power controller and is configured to generate DC power and to supply the DC power to the power controller.

A micro grid system comprises an adapter, a power controller, and secondary energy source. The adapter is in communication with an electric grid and configured to connect and disconnect a connection between the electric grid and a micro grid. The power controller is in communication with the adapter and configured to receive first AC power from the electric grid via the adapter, obtain grid information, and control the adapter to connect and disconnect the connection between the electric grid and the micro grid. The power controller controls the adapter to disconnect the connection in response to determining that the electric grid is abnormal based on the grid information. The secondary energy source is in communication with the power controller and is configured to generate DC power and to supply the DC power to the power controller.

An electronic system for a firearm includes a power source, one or more electrical conductors electrically connected to receive power from the power source, and a plurality of electronic devices. Each electronic device has an electrical input configured to receive power from the one or more electrical conductors to power the electronic device. A communication device is configured for data communication across the one or more electrical conductors. In some embodiments data can be communicated at rates greater than 10 Mbps. Some embodiments utilize multi-frequency encoding, such as orthogonal frequency-division multiplexing. Some embodiments include a data communication device with a lower data communication rate and another data communication device with a higher data communication rate, and can selectively communicate through either data communication device. A method of communicating between electronic devices connected to a firearm includes powering a plurality of electronic devices connected to a firearm from a power source through one or more electrical conductors, and communicating data between the plurality of electronic devices across the one or more electrical conductors.

A lift assisted magnetic power device adapted to convert rotational energy into electrical current, said device comprising: a stand; a rotatable central axis mounted on said stand; a plurality of cylinders having a first extremity attached to said central axis and having a second extremity extending outwardly therefrom; at least one magnet contained within each one of said plurality of cylinders, said magnets being free to move along the cylinder between a first position proximate said first extremity and a second position proximate the second extremity; a coil surrounding each one of the cylinders and arranged in such a way as to be able to generate an electrical current as the at least one magnet passes through the coil; and a connection capable of carrying said electrical current from said coil to a circuit (power grid) or powers source (such as a battery).

A lift assisted magnetic power device adapted to convert rotational energy into electrical current, said device comprising: a stand; a rotatable central axis mounted on said stand; a plurality of cylinders having a first extremity attached to said central axis and having a second extremity extending outwardly therefrom; at least one magnet contained within each one of said plurality of cylinders, said magnets being free to move along the cylinder between a first position proximate said first extremity and a second position proximate the second extremity; a coil surrounding each one of the cylinders and arranged in such a way as to be able to generate an electrical current as the at least one magnet passes through the coil; and a connection capable of carrying said electrical current from said coil to a circuit (power grid) or powers source (such as a battery).

A redundant power supply network includes an alternating voltage network and a first incoming-feed power converter with a first dc link and a second incoming-feed power converter with a second dc link. The first and second incoming-feed power converters are each connected on an alternating voltage side with the alternating voltage network. A first power source is connected to the first dc link and a second power source is connected to the second dc link. A mains switch is arranged between the first incoming-feed power converter and the alternating voltage network, and a dc link switch connects the first and second dc links. A connection to a terminal for an external network is arranged between the first incoming-feed power converter and the mains switch.