Air-conditioning system, composite condenser, operation control method and device for air-conditioning system

Abstract

The invention discloses an air-conditioning system, a composite condenser, and an operation control method and device for the air-conditioning system, so as to improve the annual energy efficiency ratio of the air-conditioning system, reduce the energy consumption of the air-conditioning system, solve the problems of water leakage and oil return in large-scale air-conditioning systems, and improve reliability . The air conditioning system includes a compressor, a condensing coil, a throttling element, a liquid pump, an indoor unit, a natural cooling coil, an intermediate heat exchanger and a three-way valve, wherein: the intermediate heat exchanger has an evaporation side and a condensation side; the compressor, The condensing coil, the throttling element and the evaporating side are sequentially connected to form the first closed-loop structure, and the liquid pump, the indoor unit and the condensing side are connected in sequence to form the second closed-loop structure; the three-way valve is set on the pipeline between the indoor unit and the condensing side, Including the first valve port, the second valve port and the third valve port, the first valve port is connected to the outlet of the indoor unit, the second valve port is connected to the inlet of the condensing side, and the third valve port is connected to the inlet of the natural cooling coil ; The outlet of the natural cooling coil is connected to the inlet of the condensing side.

Description

[0001] This application claims the priority of the Chinese patent application submitted to the China Patent Office on November 2, 2015, the application number is 201510735776.2, and the invention title is "compound evaporator and air conditioning system", and the Chinese patent application was submitted on February 04, 2016 Bureau, application number is 201610078446.5, and the invention title is "air conditioning system and composite condenser", the entire content of which is incorporated in this application by reference. technical field [0002] The invention relates to the technical field of refrigeration equipment, in particular to an air-conditioning system, a composite condenser, and an operation control method and device for the air-conditioning system. Background technique [0003] The rapid development of the information industry and digital construction has promoted the rapid growth of the number and construction scale of data computer rooms and communication base st...

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