AN APPARATUS FOR OPTIMAL LOADSHARING BETWEEN PARALLEL GAS COMPRESSORS

    公开(公告)号:WO2021161133A1

    公开(公告)日:2021-08-19

    申请号:PCT/IB2021/050836

    申请日:2021-02-02

    Abstract: A gas compressing system including a plurality of n compressors (8, 9) connected in parallel. Each compressor (8, 9) has a suction line (2, 3) connected to a common suction manifold (1) a discharge line (10, 11) connected to a common discharge manifold (12) configured to deliver compressed gas to a downstream load. The system also includes a process controller (14) configured to control an average speed of the compressors based upon a discharge pressure (57) in the common discharge manifold (12) or a discharge flow (58) through the common discharge manifold (12). The system further includes an adaptive load sharing optimizing controller (15) configured to determine the speed of each compressor (8, 9) in the plurality of n compressors (8, 9). A method of controlling a gas compressing system is also provided.

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