Abstract: A fluid level measurement system using a buoyant body includes a guide part installed in a direction perpendicular to the bottom surface of a fluid storage tank, and provided with a space in which a fluid can move therein; a buoyant body inserted into the guide part, and configured to float along the surface of the fluid inside the guide part; and a measurement part coupled to the top end of the guide part, and configured to measure the level of the surface of the fluid inside the fluid storage tank by transmitting a signal toward the buoyant body in the inner space of the guide part and then receiving a signal reflected from the buoyant body.

Abstract: A fluid level measurement system using a buoyant body includes a guide part installed in a direction perpendicular to the bottom surface of a fluid storage tank, and provided with a space in which a fluid can move therein; a buoyant body inserted into the guide part, and configured to float along the surface of the fluid inside the guide part; and a measurement part coupled to the top end of the guide part, and configured to measure the level of the surface of the fluid inside the fluid storage tank by transmitting a signal toward the buoyant body in the inner space of the guide part and then receiving a signal reflected from the buoyant body.

Abstract: The present invention relates to a remote managed ballast water treatment system using augmented reality, in particular, a ballast water treatment system (hereinafter, referred to as “BWTS”) which receives operation and failure information from various sensors installed in each component within a device, the remote managed ballast water treatment system comprising: an augmented reality terminal having a software application installed therein, which can recognize each component of the BWTS through shape information in a shot image while shooting a real-time image and provides information on a state of the BWTS and information required for the BWTS (provides augmented reality information), through a computer graphic image, in addition to a real-time image of reality; an augmented reality maintenance apparatus for the BWTS, the apparatus comprising a BWTS interface, an augmented reality interface, a satellite communication interface, and a control unit; and a remote management system of a terrestrial base statio

Abstract: Disclosed are a system for analyzing ship ballast water treatment big data using a mobile communication network, the system including: a ship ballast water treatment controller installed in a ship side to record and store operation information of the ballast water treatment system in the ship; a mobile communication network connector installed in the ship side to detects a mobile communication network connectable area from a ship running area, to perform automatic call connection when the ship reaches the mobile communication network connectable area, connects with the ship ballast water treatment controller through the internal communication repeater to transmit the information operation information of the ballast water treatment system recorded in the ship ballast water treatment controller to a ship ballast water operation server in an external internet, and to receive operation and maintenance information of the ballast water treatment system from the ship ballast water operation server; a ship ballast wa

Abstract: The present invention relates to a remote managed ballast water treatment system using augmented reality, in particular, a ballast water treatment system (hereinafter, referred to as “BWTS”) which receives operation and failure information from various sensors installed in each component within a device, the remote managed ballast water treatment system comprising: an augmented reality terminal having a software application installed therein, which can recognize each component of the BWTS through shape information in a shot image while shooting a real-time image and provides information on a state of the BWTS and information required for the BWTS (provides augmented reality information), through a computer graphic image, in addition to a real-time image of reality; an augmented reality maintenance apparatus for the BWTS, the apparatus comprising a BWTS interface, an augmented reality interface, a satellite communication interface, and a control unit; and a remote management system of a terrestrial base statio