Title:
AIR-CONDITIONING APPARATUS
Document Type and Number:
Japanese Patent JP2021021508
Kind Code:
A
Abstract:
To provide an air-conditioning apparatus in which a compressor driven by a gas engine and a compressor driven by an electric motor are connected in parallel, the apparatus enabling a highly efficient heating operation even in the case of a low outside air temperature.SOLUTION: A first bypass pipe 115 is provided connecting a low pressure gas pipe 111 upstream of an accumulator 112 with a refrigerant liquid pipe 110. In the first bypass pipe 115, a first exhaust heat recovery decompression device 116 and a first exhaust heat recovery heat exchanger 117 are provided in order from the refrigerant liquid pipe 110. A second bypass pipe 118 is provided connecting a second compressor suction pipe 114 of a second compressor 102 with the refrigerant liquid pipe 110. In the second bypass pipe 118, a second exhaust heat recovery decompression device 119 and a second exhaust heat recovery heat exchanger 120 are provided in order from the refrigerant liquid pipe 110.SELECTED DRAWING: Figure 1
Inventors:
MASUDA TETSUYA
IIDAKA MASAYUKI
MATSUI MASARU
KONDO AKIHIRO
IIDAKA MASAYUKI
MATSUI MASARU
KONDO AKIHIRO
Application Number:
JP2019136929A
Publication Date:
February 18, 2021
Filing Date:
July 25, 2019
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
F25B1/00; F24D15/04; F24F1/44; F25B5/02; F25B27/00; F25B27/02
Domestic Patent References:
| JP2019015434A | 2019-01-31 | |||
| JP2019015435A | 2019-01-31 |
Foreign References:
| US20150267928A1 | 2015-09-24 |
Attorney, Agent or Firm:
Kenji Kamada
Koichi Nomura
Koichi Nomura