公开(公告)号：US20040226711A1

公开(公告)日：2004-11-18

申请号：US10720212

申请日：2003-11-25

Applicant: LG ELECTRONICS INC.

Inventor： Sae-Dong Jang ,  Il-Nahm Hwang ,  Jin-Seob Song ,  Bong-Soo Park ,  Dong-Jun Yang ,  Ho-Jong Jeong

IPC: F25B029/00 ,  F28F017/00 ,  F25D021/00

CPC classification number: F25B47/022 ,  F25B13/00 ,  F25B40/04 ,  F25B41/04 ,  F25B2313/006 ,  F25B2313/0211 ,  F25B2313/02322 ,  F25B2313/0233 ,  F25B2313/0251 ,  F25B2400/075 ,  F25B2500/12

Abstract: An air conditioner comprises an outdoor unit and an indoor unit provided with an indoor heat exchanger and an indoor expansion device, wherein the outdoor unit comprises a compressor for compressing a refrigerant, an outdoor heat exchanger for heat-exchanging a refrigerant, a four-way valve adjacently arranged to the compressor for circulating a refrigerant discharged from the compressor according to a heating cycle or a cooling cycle, a refrigerant detouring path for detouring a refrigerant discharged from the outdoor heat exchanger to the compressor at the time of a defrosting operation, an outdoor expansion device installed in the middle of the detouring path for reducing a pressure of a refrigerant which flows in the refrigerant detouring path, and a heat exchanging device installed in the middle of the detouring path for heat-exchanging between a refrigerant introduced from the outdoor expansion device and a refrigerant discharged from the compressor.

Abstract translation: 一种空调机，包括室外单元和设置有室内热交换器和室内膨胀装置的室内单元，其中室外单元包括用于压缩制冷剂的压缩机，用于使制冷剂热交换的室外热交换器，四通道 相邻地设置在压缩机上，用于使从循环或冷却循环中排出的压缩机的制冷剂循环，在除霜运转时将从室外热交换器排出的制冷剂迂回到压缩机的制冷剂迂回路径， 设置在迂回路径中间的室外膨胀装置，用于降低在制冷剂迂回路径中流动的制冷剂的压力;以及热交换装置，其安装在迂回路径的中间，用于在从室外引入的制冷剂之间进行热交换 膨胀装置和从压缩机排出的制冷剂。

公开(公告)号：US20040216480A1

公开(公告)日：2004-11-04

申请号：US10720114

申请日：2003-11-25

Applicant: LG ELECTRONICS INC.

Inventor： Sae-Dong Jang ,  Il-Nahm Hwang ,  Jin-Seob Song ,  Bong-Soo Park ,  Dong-Jun Yang ,  Ho-Jong Jeong

IPC: F25B047/00 ,  F25B013/00

CPC classification number: F25B47/022 ,  F25B13/00 ,  F25B41/04 ,  F25B2313/006 ,  F25B2313/0211 ,  F25B2313/02322 ,  F25B2313/0233 ,  F25B2313/0251 ,  F25B2400/075 ,  F25B2500/12

Abstract: An air conditioner comprising an outdoor unit and an indoor unit provided with an indoor heat exchanger and an indoor expansion device, wherein the outdoor unit comprises a compressor for compressing a refrigerant, an outdoor heat exchanger for heat-exchanging a refrigerant, a four-way valve adjacently arranged to the compressor for circulating a refrigerant discharged from the compressor according to a heating cycle or a cooling cycle, and a refrigerant detouring path for detouring a refrigerant discharged from the outdoor heat exchanger to the compressor at the time of a defrosting operation, thereby performing the defrosting operation without stopping the heating cycle and thus preventing an indoor heating loss.