The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2019
Filed:
Apr. 01, 2014
Carrier Corporation, Farmington, CT (US);
Qing Lu, Shanghai, CN;
Guangyu Shen, Shanghai, CN;
CARRIER CORPORATION, Farmington, CT (US);
Abstract
An air conditioning system () includes an outdoor subsystem, an indoor subsystem and a power module () for driving a cooling medium. The outdoor subsystem is configured with a plurality of parallel branches () and said branches () comprise a branch inlet and a branch outlet, each branch () is configured with an outdoor unit () and a first control valve (). The air conditioning system includes a controller (), a first pressure sensor () and a second pressure sensor (), the controller () comprises a first pressure difference determination module that communicates with the first pressure sensor and the second pressure sensor, and a first control module of the first pressure difference that communicates with the first pressure difference determination module and the first control valve (), where the first pressure difference determination module determines the pressure difference between the outlet and the inlet of the branches.