The paper introduces the working principle of which frequency control technology is applied in energy-saving reformation for ventilating fan. The frequency control system was designed in detail.
介绍了利用变频调速技术对通风机进行节能改造工作原理及系统设计。
Against existing problem of imported boiler induced draft fan in power station, the plan of reasonable reformation is put forward.
针对进口电站锅炉引风机所存在的问题，提出了合理改造的方案。
Against existing problem of imported boiler induced draft fan in power station, the plan of reasonable reformation is put forward.
针对进口电站锅炉引风机所存在的问题，提出了合理改造的方案。
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