Ulsan, South Korea

Hyundai Heavy Industries

www.hyundaiheavy.com
Ulsan, South Korea

Hyundai Heavy Industries Co., Ltd. is the world's largest shipbuilding company, headquartered in Ulsan, South Korea. It has seven business divisions: Shipbuilding, Offshore & Engineering, Industrial Plant & Engineering, Engine & Machinery, Electro & Electric Systems, Construction Equipment, and Green Energy. Wikipedia.

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Patent
Hyundai Heavy Industries | Date: 2017-08-02

A spring operation device includes a closing shaft rotating to apply closing driving force to a movable contactor of a circuit breaker; a breaking shaft connected to the closing shaft in an axial direction and rotating to apply breaking driving force to the movable contactor of a circuit breaker; a plurality of springs having one ends connected to the closing shaft and the breaking shaft and the other ends fixed in position and provided along circumferences of the closing shaft and the breaking shaft in order to transmit elastic restoring force to the closing shaft and the breaking shaft to rotate the closing shaft and the breaking shaft; and a power transmission unit connecting the closing shaft and the breaking shaft when a closing operation is performed and releasing a connection between the closing shaft and the breaking shaft when a breaking operation is performed.


Patent
Hyundai Heavy Industries | Date: 2016-08-24

A spring operation device includes a closing shaft rotating to apply closing driving force to a movable contactor of a circuit breaker; a breaking shaft connected to the closing shaft in an axial direction and rotating to apply breaking driving force to the movable contactor of a circuit breaker; a plurality of springs having one ends connected to the closing shaft and the breaking shaft and the other ends fixed in position and provided along circumferences of the closing shaft and the breaking shaft in order to transmit elastic restoring force to the closing shaft and the breaking shaft to rotate the closing shaft and the breaking shaft; and a power transmission unit connecting the closing shaft and the breaking shaft when a closing operation is performed and releasing a connection between the closing shaft and the breaking shaft when a breaking operation is performed.


Patent
Hyundai Heavy Industries | Date: 2017-01-25

The present invention includes: an independent tank constituting an inner tank to store a storage material therein; at least one sandwich plate modularized and manufactured include a metal plate provided in a pair opposite to each other, the metal plates having a reinforcing material formed therebetween, and a filler filled between the metal plates, the at least one sandwich plate surrounding the outer surface of the independent tank to constitute an outer tank; and an external reinforcing member formed on the outer surface of the sandwich plate.


Patent
Hyundai Heavy Industries | Date: 2017-02-01

A ship comprises: a hull; an engine for propelling the hull; a harmful substance reducing device for reducing harmful substances included in exhaust gas discharged from the engine; and a preheating device for the harmful substance reducing device, preliminarily heating the harmful substance reducing device when the hull is located at an emission control area (ECA) preliminary entry point close to an ECA in which the emission of the harmful substances is restricted. The ship comprises: the hull; the engine for propelling the hull; the harmful substance reducing device for reducing the harmful substances included in the exhaust gas discharged from the engine; and an engine output control device for controlling the output of the engine to be lowered so as to reduce the amount of the exhaust gas discharged from the engine when the hull is located in the ECA or at the ECA preliminary entry point.


Patent
Hyundai Heavy Industries | Date: 2017-08-02

Disclosed is a gas insulated circuit breaker having enhanced insulation properties. A gas insulated circuit breaker, having a fixed contact point, a fixed arc contact point, a movable contact point and a movable arc contact point and formed such that a heat gas generated between poles flows into the movable arc contact point and is discharged toward the inner side of the movable contact point, comprises: a fixed cylinder unit of which a movable contact point has an inner space; a movable piston unit which is slidably inserted into the inner space of the fixed cylinder unit; a fixing unit which extends from the inner space of the fixed cylinder unit to the rear of the fixed cylinder unit; a puffer chamber which is formed by having the movable piston unit, fixed cylinder unit and fixing unit surround same; and a gas inlet unit which forms a path, between the puffer chamber and the outer part of the fixed cylinder unit, through which a gas flows.


An apparatus for measuring dissolved gas includes a body having an internal space, a separator installation part provided in the body and having a separator allowing a dissolved gas to pass therethrough and blocking insulating oil installed therein, and a sensor installation part provided in the body and allowing a gas sensor measuring dissolved gas separated by the separator to be installed therein, wherein the separator installation part and the sensor installation part are configured in such a manner that the separator and the gas sensor are independently installed in the body or separated from the body. According to the apparatus for measuring dissolved gas, a gas sensor may be manufactured to be standardized, and excellent compatibility with respect to various types of gas sensors may be provided.


Patent
Hyundai Heavy Industries | Date: 2017-06-21

A motor frame is disclosed. According to an exemplary embodiment in the present disclosure, a motor frame includes a main frame including a component of a motor provided therein; and a front cover and a rear cover covering an open front surface and an open rear surface of the main frame, respectively, and having cores into which the component of the motor is inserted, respectively, in which a region between the main frame and the cores is asymmetrical in a vertical direction.


Patent
Hyundai Heavy Industries | Date: 2016-08-01

A motor frame is disclosed. According to an exemplary embodiment in the present disclosure, a motor frame includes a main frame including a component of a motor provided therein; and a front cover and a rear cover covering an open front surface and an open rear surface of the main frame, respectively, and having cores into which the component of the motor is inserted, respectively, in which a region between the main frame and the cores is asymmetrical in a vertical direction.


Patent
Hyundai Heavy Industries | Date: 2015-03-20

The present invention includes: an independent tank constituting an inner tank to store a storage material therein; at least one sandwich plate modularized and manufactured include a metal plate provided in a pair opposite to each other, the metal plates having a reinforcing material formed therebetween, and a filler filled between the metal plates, the at least one sandwich plate surrounding the outer surface of the independent tank to constitute an outer tank; and an external reinforcing member formed on the outer surface of the sandwich plate.


Patent
Hyundai Heavy Industries | Date: 2017-05-10

Disclosed are a disconnecting switch and an earthing switch for a gas insulated switchgear capable of implementing three positions by a single operator. The disclosed disconnecting switch and earthing switch for a gas insulated switchgear comprise: a first fixed conductor; a second fixed conductor disposed at an interval with the first fixed conductor; a mover unit fixed conductor disposed so as to face the first fixed conductor and face the second fixed conductor; a rotatable conductor provided to the mover unit fixed conductor, and rotatable in the direction of the first fixed conductor and the second fixed conductor in a state in which the conductor is electrically connected to the mover unit fixed conductor; a mover coupled to the rotatable conductor, and slidable in the lengthwise direction in a state in which the mover is electrically connected to the rotatable conductor; and an operation lever of which one end is rotatably coupled to a device body and of which the other end is rotatably connected to the mover, and which rotates to selectively connect the mover to the first fixed conductor or the second fixed conductor.

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