Abstract: Disclosed is a technique for capturing, refining and storing byproduct hydrogen generated by a seawater electrolyzer, using the byproduct hydrogen in an energy system, and producing high-purity magnesium oxide from alkali byproducts additionally produced after seawater electrolysis.

Abstract: Disclosed are a system and method for managing a smart farm using a self-contained hydrogen power system. A system for managing a smart farm includes a self-contained hydrogen generation unit configured to purify intake-water, generate clean hydrogen through water electrolysis, generate energy through a fuel cell by using the generated clean hydrogen, and store the energy; and a growing condition control unit configured to receive, from the self-contained hydrogen generation unit, energy for driving a plurality of sensors and a camera and control an environment for growing agricultural produce.

Abstract: Disclosed are a self-contained hydrogen power system and method for an electric car charging station. The self-contained hydrogen power system may include a high-level water purification unit configured to retain storm water, seawater or portable water in a water reserve tank, remove precipitates from the storm water, seawater or portable water, and perform water treatment on the storm water, seawater or portable water, a solar water electrolysis unit configured to generate clean hydrogen through hydrogen electrolysis and store the clean hydrogen, an energy production and storage unit configured to convert the clean hydrogen into energy through a fuel cell and perform an energy production and storage process by using energy generated by a sunlight collector, and a charging station configured to receive the energy stored in the energy production and storage unit and use the energy to charge an electric car.

Abstract: Disclosed are a system and method for managing a self-contained hydrogen power system for a smart farm. The system may include a self-contained hydrogen generation unit configured to purify intake-water, generate clean hydrogen through water electrolysis, generate energy through a fuel cell by using the generated clean hydrogen, and store the energy, and a farm environment control unit configured to receive, from the self-contained hydrogen generation unit, energy for driving a plurality of sensors and devices for producing aquatic products and control an environment for producing aquatic products.

Abstract: Disclosed is a technique for capturing, refining and storing byproduct hydrogen generated by a seawater electrolyzer, using the byproduct hydrogen in an energy system, and producing high-purity magnesium oxide from alkali byproducts additionally produced after seawater electrolysis.

Abstract: An energy-independent water electrolysis fuel cell water cart system is disclosed. The energy-independent water electrolysis fuel cell water cart system presented in the present invention comprises: an awning for acquiring, through a solar panel, solar energy to be used as power necessary for an initial water electrolysis treatment and as reserve power, and blocking sunlight; a water electrolysis unit for performing water electrolysis treatment on supplied water by using the solar energy, and supplying hydrogen gas generated through the water electrolysis treatment to an energy generation unit after the hydrogen gas has undergone refinement and storage using an absorbent; the energy generation unit for generating electrical energy by means of a fuel cell scheme using the supplied hydrogen gas; and an energy storage unit for supplying the generated electrical energy as power for the energy-independent water electrolysis fuel cell water cart system.

Abstract: Provided is a water-chair type electric wheelchair system having an energy-independent water electrolysis fuel cell. A water-chair type electric wheelchair system having an energy-independent water electrolysis fuel cell according to the present invention includes: a hydrogen supply unit for performing water electrolysis processing using supplied available water and supplying hydrogen gas to the fuel cell by controlling the pressure of the hydrogen gas produced through the water electrolysis processing, a fuel cell for generating electric energy on the basis of the supplied hydrogen gas; and a battery management unit for supplying power for the water-chair type electric wheelchair system having the energy-independent type water electrolysis fuel cell without requiring separate energy charging. The water-chair type electric wheelchair system having the energy-independent water electrolysis fuel cell can be used as an electric scooter for the elderly or challenged.

Abstract: An energy-independent water-based pure air cleaning system using a water electrolytic-fuel cell is disclosed.

Abstract: An energy-independent water electrolysis fuel cell water vehicle system is suggested. The energy-independent water electrolysis fuel cell water vehicle system suggested in the present invention comprises: a water electrolysis processing unit for performing a water electrolysis process by using supplied water while power is not being received from the outside; a gas control unit for adjusting the pressure of a hydrogen gas produced through the water electrolysis process, storing the hydrogen gas in a hydrogen storage by using a gas compression method, and then supplying the hydrogen gas; a fuel cell for generating electrical energy on the basis of the supplied hydrogen gas; and a power control unit for supplying the generated electrical energy as a driving power for the energy-independent water electrolysis fuel cell water vehicle system.

Abstract: Disclosed are an energy self-contained oceanic drone for AI-based marine information survey and surveillance and a method using the same. A method of monitoring, by a marine vessel system, an ocean condition may include taking in a given amount of seawater or fresh water, performing advanced water treatment on the taken-in seawater or fresh water, performing water electrolysis treatment on the water obtained through the advanced water treatment, generating electric energy using a fuel cell based on hydrogen obtained from the water through the water electrolysis treatment, and supplying the generated electric energy as electric power for the marine vessel system.

Abstract: Disclosed are an energy self-contained oceanic drone for AI-based marine information survey and surveillance and a method using the same. A method of monitoring, by a marine vessel system, an ocean condition may include taking in a given amount of seawater or fresh water, performing advanced water treatment on the taken-in seawater or fresh water, performing water electrolysis treatment on the water obtained through the advanced water treatment, generating electric energy using a fuel cell based on hydrogen obtained from the water through the water electrolysis treatment, and supplying the generated electric energy as electric power for the marine vessel system.