【摘要】 提高离心泵效率、降低离心泵的无功损耗在当前石油化学工业节能措施中具有重要意义。合理选择流量余量及场程余量,切割叶轮是离心泵节能的有效途径。本文通过实例,比较了节能措施的实际效益。更多还原

【Abstract】 In order to save energy in petrochemical plants,it is important to take into account both the efficiency and the power consumption of the centri- fugal pumps.Determining reasonably the margins for the capacity and head and the amount of the cutting of the impeller is an effective means of saving energy.The values for the actural benefit of saving energy are discussed through several examples.更多还原