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以抄速超过420m/min的造纸机为核心,对PLC控制的气垫式流浆箱的控制方案进行论述。实际运行表明,气垫式流浆箱能使浆流速和浆位的稳定性得到很大的提高。
Papermaking machine with paper speed exceeding 420m / min is the core of this paper. The control plan of air cushion type headbox controlled by PLC is discussed. The actual operation shows that the air-cushion headbox can greatly improve the flow velocity and pulp stability.