背压调节方法、背压控制系统、涡旋压缩机及制冷系统

By adjusting the back pressure in the scroll compressor in real time and utilizing the back pressure control system and logic table, the impact and leakage problems of the moving and stationary scroll plates in the scroll compressor under high-speed operation are solved, thus achieving stable operation and high efficiency of the compressor.

CN116971987BActive Publication Date: 2026-07-17ZHUHAI LANDA COMPRESSOR +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ZHUHAI LANDA COMPRESSOR
Filing Date
2023-08-25
Publication Date
2026-07-17

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Abstract

本发明提供了一种背压调节方法、背压控制系统、涡旋压缩机及制冷设备，属于压缩机技术领域。其中背压调节方法包括：获取压缩机预运行工况参数，并根据预运行工况参数在预设的{背压控制逻辑表}中调取预设调节参数，根据预设调节参数对压缩机背压腔中的背压力进行调节；其中预设的{背压控制逻辑表}中具有多组预设工况参数，且每一组预设工况参数对应有一组预设调节参数。该方法中，当涡旋压缩机运行时，能够根据在预设的{背压控制逻辑表}中调取预设调节参数对压缩机背压腔中的背压力进行调节，以使压缩机获得稳定的初始背压力。
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