A multiple energy source management system for an integrated hydrogen-electric engine is disclosed, the system includes a first and a second energy source providing energy to the integrated hydrogen-electric engine. A pre-charge load to provide an energy demand to a selected energy source. A sensor monitoring a power output from the first and/or second energy source. A relay to switch between the first and second energy sources. A computer system to receive an output energy of the first energy source, determine if the output energy is below a threshold value, switch the relay from the first state to the third state for a predetermined period of time, based on the determination, pre-charge the second energy source by the pre-charge load; and switch the relay to the second state after the predetermined period of time.

The present invention relates to an electrical power management device (300) capable of preventing or allowing the passage of current to a power grid (70). The present invention also relates to an electrical power management method (400). Particularly, the device (300) of the present invention is capable of performing electrical data telemetry and reporting it to a control center. The device (300) receives, from a power generation system (50), a source of alternating current through a power grid circuit (80), wherein the device (300) comprises: a control unit (10); a data transmission and reception module (20) configured to receive an external command signal; and at least one switching element (30a, 30b); the control unit (10) being adapted to actuate the at least one switching element (30a, 30b) so as to selectively open and close the power grid circuit (80) upon receipt of the external command signal to enable or prevent the passage of alternating current.

A controllable electrical outlet may be used to control one or more standard electrical outlets. The controllable electrical outlet may include a first connection configured to be electrically coupled to a hot connection, a second connection configured to be electrically coupled to a standard electrical outlet, and a third connection configured to be electrically coupled to a neutral connection. The controllable electrical outlet may also include a load control circuit, a communication circuit, and a control circuit. The load control circuit may be electrically coupled in series between the first and second screw terminals to control power delivered to the standard electrical outlet, and the control circuit may be coupled to the load control circuit and the communication circuit. The control circuit may be configured to control power delivered to the standard electrical outlet in response to a wireless signal received via the communication circuit.

Systems and apparatuses include a first controller structured to control a first power system object located on a first route of a power system, and a second controller structured to control a second power system object located on a second route of the power system. The first controller and the second controller are both structured to perform a route level function including coordination of actions of the first power system object and the second power system object, and the first controller is a principal controller and the second controller is a participant controller.

The invention relates to an adaptor for electrically connecting a lighting apparatus to an electrified track, wherein the electrified track comprises AC main phases L1, L2 and L3 and a neutral wire N, wherein the adaptor has a housing designed to be inserted into a U-shaped profile of the electrified track, wherein the adaptor has contacts for contacting the AC main phases L1, L2 and L3 and the neutral wire N of the electrified track, wherein the adaptor comprises an electronic control unit in the housing, wherein the control unit is configured to select a combination of one of the all connected AC main phases L1, L2, L3 with the neutral wire N for supplying the lighting apparatus.

An AC power sharing system for connecting an AC power source to at least two loads, the system comprising: power distribution board, the power distribution board having at least one input for receiving AC power from the AC power source; and, the power distribution board further comprising at least two relays, each relay for connecting the distribution board to a load, each switch having an OPEN/CLOSED configuration, wherein in the CLOSED configuration the relay is configured to connect the AC power source to a load to provide power from the AC power source to the load; wherein the relays comprise two IGBTs or MOSFETs arranged with their load side terminals connected in anti-series.

A method for designing a battery storage at a connection point of a load to an energy supply network. In the method, at least two different load types are determined. A load profile of the load before a connection and an operation of the battery storage is recorded. The load profile is evaluated and the load is assigned to one of the load types depending on the evaluation. The battery storage is designed so that the load is assigned to a different load type after the battery storage has been connected and operated.

A power system stabilizing system includes an accident detector, a power restriction target selector, a cutoff controller, and a reconnection controller. The accident detector is configured to detect a system accident of a power system. The power restriction target selector is configured to select power restriction targets which are required for stability maintenance of the power system out of a plurality of power supplies included in the power system or connected to the power system according to a type of the system accident detected by the accident detector. The cutoff controller is configured to cut off the power restriction targets selected by the power restriction target selector. A system restoration checker is configured to check that the power system has been restored from the system accident on the basis of system information of the power system. The reconnection controller is configured to reconnect some or all of the power restriction targets cut off by the cutoff controller when the system restoration checker checks that the power system has been restored from the system accident.

In one aspect, a modular static transfer switch is provided. The module static transfer switch includes an output configured to couple to a load, a first input configured to couple to a first power source, and a second input configured to couple to a second power source. The modular static transfer switch further includes a plurality of sold-state switch modules each comprising at least one solid-state switch. A first plurality of the solid-state switch modules are coupled in parallel between the first input and the output, each configured to selectively couple the first power source to the output using the at least one solid-state switch. A second plurality of the solid-state switch modules are coupled in parallel between the second input and the output, each configured to selectively couple the second power source to the output using the at least one solid-state switch.

Systems and methods are provided for aggregating and assigning power capacity for charging electric vehicles and providing power to other loads. The systems include a DC bus system used to harmonize and combine power drawn from grid connections having different electrical characteristics such as different voltages or phase levels and from other devices such as energy storage systems and generators at the site. Using the systems and methods can help enable utility customer sites to providing electric vehicle charging, especially for multiple electric vehicles, where the sites would otherwise not have sufficient power to do so without significant and expensive service upgrades and modifications.