Various embodiments of the present disclosure provide a multi-input multi-output energy charging system to generate hydrogen, provide baseload energy to a facility, and provide electrical power to charge electric vehicles (EV). In an embodiment, a charging system includes a solid oxide fuel cell (SOFC) system that generates electricity from one or more fuel inputs. One or more fuel inputs are renewable fuels. The charging system further includes a solid oxide electrolyzer cell (SOEC) system coupled to the SOFC system. The SOEC system generates hydrogen from the electricity received from the SOFC system and water input. The SOFC system facilitates the charging of an electric vehicle, storing charge in a battery, and providing electric power to a load from the generated electricity. The SOEC system facilitates refueling a hydrogen fuel cell vehicle from the generated hydrogen and storing the generated hydrogen in a hydrogen storage vessel.

A power plant is configured to output power to a grid power system and comprises a hydrogen generation system configured to produce hydrogen, a gas turbine combined cycle power plant comprising a gas turbine engine configured to combust hydrogen from the hydrogen generation system to generate a gas stream that can be used to rotate a turbine shaft and a heat recovery steam generator (HRSG) configured to generate steam with the gas stream of the gas turbine engine to rotate a steam turbine, a storage system configured to store hydrogen produced by the hydrogen generation system, and a controller configured to operate the hydrogen generation system with electricity from the grid power system when the grid power system has excess energy and balance active and reactive loads on the grid power system using at least one of the hydrogen generation system and the gas turbine combined cycle power plant.

A hydrogen production system includes: a hydrogen production device connected to an electric power system and configured to produce hydrogen by electrolyzing pure water; an output control unit capable of controlling an amount of power supplied from the electric power system to the hydrogen production device according to request from the electric power system; a first pure water line for supplying pure water to the hydrogen production device; a first adjustment device capable of adjusting an amount of pure water supplied to the hydrogen production device via the first pure water line; and a first control unit configured to control the first adjustment device, based on a power amount signal indicating information on an amount of power supplied from the electric power system to the hydrogen production device.

A power management system, which has a holding function capable of holding power in the form of storable energy, and a supply function for supplying power procured from a contractor to the holding function, sets a utilizable range of storable energy held by the holding function. In the setting, if an amount of storable energy held by the holding function exceeds a predetermined amount, an excess of the storable energy exceeding the predetermined amount is set as utilizable storable energy.

A retention amount management system includes a detector that detects an amount of retention and a server that adjusts an amount of production of hydrogen in a production facility such that the amount of retention of hydrogen retained in a retention facility for a predetermined period attains to a target amount of retention. The server sets the target amount of retention such that an amount of hydrogen α corresponding to an amount of surplus electric power during a preparation period during which electric power generated per prescribed period by using renewable energy is higher than a threshold value is larger than an amount of hydrogen β corresponding to the amount of surplus electric power during an ordinary period.

A power control device for a hydrogen system according to the present embodiment is a power control device configured to control a supply of generated power generated by a renewable energy generation device, and includes an acquirer and a controller. The acquirer acquires information related to an amount of power sale in a predetermined period. The controller controls the power supplier of the renewable energy generation device to sell power from the generated power, such that the integrated value of the power sale in time series in a predetermined period becomes the power sale amount. The controller makes an average value of the power sale in a first period within the predetermined period larger than the average value of a second period within the predetermined period after the first period.

A server that manages energy of a power grid by using a plurality of energy storage resources includes a loss obtaining unit and a selector. The loss obtaining unit obtains for each of the plurality of energy storage resources, energy loss including retention loss and input and output loss, the energy loss being caused in storing energy in each energy storage resource. When surplus electric power occurs in the power grid, the selector selects at least one energy storage resource for storing surplus electric power from among the plurality of energy storage resources based on the energy loss caused in storing surplus electric power.

A retention amount management system includes a detector that detects an amount of retention and a server that adjusts an amount of production of hydrogen in a production facility such that the amount of retention of hydrogen retained in the retention facility for a predetermined period attains to a target amount of retention. The server sets the target amount of retention such that a first amount of hydrogen a corresponding to an amount of surplus electric power during a stable period during which electric power generated per prescribed period by using renewable energy is higher than a threshold value is larger than a second amount of hydrogen β corresponding to the amount of surplus electric power during an ordinary period.

An information processing device includes a processor configured to: acquire renewable power generation information from a renewable energy power generation server; acquire at least one of hydrogen power generation information from a hydrogen power generation server and fuel cell information; acquire grid power generation information from a grid power generation server; acquire electric power information from each of a plurality of consumer facilities in a predetermined area, the electric power information being regarding an amount of electric power consumed by the consumer facility; and generate proposal information including information on a type of electric power supplied to a predetermined consumer facility based on at least one of the renewable power generation information, the hydrogen power generation information, and the fuel cell information, the grid power generation information, and a plurality of pieces of the electric power information, and output the proposal information to the predetermined consumer facility.

A chemical synthesis plant comprising: one or more reactors configured for producing, from one or more reactants, a process stream comprising at least one chemical product; a feed preparation system configured to prepare one or more feed streams comprising one or more of the one or more reactants for introduction into the one or more reactors; and/or a product purification system configured to separate the at least one chemical product from reaction byproducts, unreacted reactants, or a combination thereof within the process stream, wherein the chemical synthesis plant is configured such that a majority of the net energy needed for heating, cooling, compressing, or a combination thereof utilized via the one or more reactors, the feed preparation system, the product purification system, or a combination thereof is provided from a noncarbon based energy source, from a renewable energy source, and/or from electricity.