公开(公告)号：US20130141944A1

公开(公告)日：2013-06-06

申请号：US13691409

申请日：2012-11-30

Applicant: LG ELECTRONICS INC.

Inventor： Jinseok HU ,  Kyelyong KANG ,  Shinhyun PARK ,  Gunil PARK ,  Buhwan AHN ,  Jaemin KIM

IPC: H02M3/24

CPC classification number: H02M3/24 ,  H02M3/33523 ,  H02M2001/0032 ,  Y02B70/1433 ,  Y02B70/16

Abstract: A switching mode power supply apparatus is provided. The switching mode power supply apparatus may include a switch unit configured to switch an input voltage to a transformer and a controller configured to select an operation mode having a switching frequency according to a size of a load applied to a secondary side of the transformer and control a switching operation of the switch unit. The switching mode power supply apparatus may include a transformer. A refrigerator having the switching mode power supply apparatus is also provided.

Abstract translation: 提供了开关模式电源装置。 开关模式电源装置可以包括：开关单元，被配置为将输入电压切换到变压器;以及控制器，被配置为根据施加到变压器的次级侧的负载的大小来选择具有开关频率的操作模式，并且控制 开关单元的切换操作。 开关模式电源装置可以包括变压器。 还提供了具有开关模式电源装置的冰箱。

公开(公告)号：US20130160473A1

公开(公告)日：2013-06-27

申请号：US13725601

申请日：2012-12-21

Applicant: LG ELECTRONICS INC.

Inventor： Jinseok HU ,  Kyelyong KANG ,  Shinhyun PARK ,  Gunil PARK ,  Buhwan AHN ,  Jaemin KIM

IPC: F25D29/00

CPC classification number: F25D17/065 ,  F25D2317/0684 ,  F25D2400/06 ,  F25D2700/123

Abstract: A refrigerator is provided. The refrigerator may have a refrigerator body having a first storage chamber and a second storage chamber, an evaporator located at the first storage chamber, a cooling fan disposed at one side of the evaporator, a circulation path formed to include the evaporator and the cooling fan, the circulation path having a plurality of openings at upper and lower parts of the first storage chamber, an upper communication portion arranged to connect upper regions of each of the first and second storage chambers, a lower communication portion arranged to connect lower regions of each of the first and second storage chambers, a temperature sensor unit configured to sense inner temperatures of the second storage chamber and a controller being configured to control a rotation direction of the cooling fan based on the detected temperatures of the temperature sensor unit.

Abstract translation: 提供冰箱。 冰箱可以具有第一储存室和第二储存室的冷藏体，位于第一储存室的蒸发器，设置在蒸发器的一侧的冷却风扇，形成为包括蒸发器和冷却风扇的循环路径 所述循环路径在所述第一储存室的上部和下部具有多个开口，上部连通部分，其布置成连接所述第一和第二储存室中的每一个的上部区域;下部连通部，布置成连接每个所述第一和第二储存室的下部区域; 第一和第二储存室的温度传感器单元，被配置为感测第二储存室的内部温度的温度传感器单元和被配置为基于检测到的温度传感器单元的温度来控制冷却风扇的旋转方向的控制器。