Refrigerator and noise reduction method thereof

By detecting the compressor speed and setting a solenoid valve to control the state of the refrigerator condenser and fan, the noise and energy consumption problems of the existing refrigerator at load or low ambient temperature are solved, and the goal of reducing noise and energy consumption is achieved.

CN119915060APending Publication Date: 2025-05-02HISENSE(SHANDONG)REFRIGERATOR CO LTD
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Patent Information

Application Number
CN202311418486.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-10-30
Publication Date
2025-05-02

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Abstract

According to the refrigerator and the noise reduction method thereof, the rotating speed of a compressor is detected, an electromagnetic valve is arranged to control the conduction state of a condenser and starting and stopping of a bottom air cooler, and the bottom condenser and a back condenser are connected in series through an adjusting valve under the condition that the rotating speed of the compressor is high so that the refrigerating capacity can be ensured; the bottom condenser and the bottom air cooler are closed under the condition that the compressor rotates at a low speed, and the noise and energy consumption of the whole refrigerator are reduced under the condition that the normal refrigeration function of the refrigerator is not affected.
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