Abstract: A condenser includes a shell having a vapor refrigerant inlet, a first tube bundle and a liquid refrigerant outlet. A second tube bundle is positioned in a subcooler component. The subcooler component has a center channel and at least two outer channels and conforms to the shell.
Type:
Grant
Filed:
September 24, 2014
Date of Patent:
January 2, 2018
Assignees:
Johnson Controls Technology Company, Johnson Controls Building Efficiency Technology (Wuxi) Company, Ltd.
Inventors:
Hongming Hu, Xiuping Su, Shenglong Wang, Mark R. Bodell, II, Andrew M. Welch
Abstract: The present invention disclosures an oil balance device and a method for performing an oil balance operation between a plurality of compressor units, which are suitable for air conditioner units comprising at least two parallel connected compressor units. Each compressor unit comprises at least one parallel connected compressors. The oil balance device comprises an oil reservoir, a first pipe, a second pipe, a third pipe and a fourth pipe. The four pipes communicate with the oil reservoir respectively. Each pipe is provided with at least one valve to control the opening and the closing of the corresponding pipe.
Type:
Grant
Filed:
March 17, 2011
Date of Patent:
February 24, 2015
Assignees:
Johnson Controls Technology Company, Johnson Controls Building Efficiency Technology (WUXI) Company
Abstract: The disclosure provides a three-way structure, including a straight tube and a branch tube perpendicular to and connected with the straight tube, is characterized in that the inner surface of the straight tube is provided with a hollow structure surrounding the straight tube. The three-way structure of the disclosure can both attenuate the noise and simplify the pipeline arrangement of the unit.
Type:
Application
Filed:
May 19, 2011
Publication date:
February 2, 2012
Applicants:
JOHNSON CONTROLS BUILDING EFFICIENCY TECHNOLOGY (WUXI) COMPANY, LTD., JOHNSON CONTROLS TECHNOLOGY COMPANY
Abstract: The present invention disclosures an oil balance device and a method for performing an oil balance operation between a plurality of compressor units, which are suitable for air conditioner units comprising at least two parallel connected compressor units. Each compressor unit comprises at least one parallel connected compressors. The oil balance device comprises an oil reservoir, a first pipe, a second pipe, a third pipe and a fourth pipe. The four pipes communicate with the oil reservoir respectively. Each pipe is provided with at least one valve to control the opening and the closing of the corresponding pipe.
Type:
Application
Filed:
March 17, 2011
Publication date:
July 7, 2011
Applicants:
JOHNSON CONTROLS TECHNOLOGY COMPANY, JOHNSON CONTROLS BUILDING EFFICIENCY TECHNOLOGY (WUXI) COMPANY, LTD.