砂布干燥中的节能改造与效果分析东南大学动力系张小松，杜垲，赵开涛砂布在工业和日常生活中有着广泛的应用，生产厂家众多，生产工艺及设备多年来没有太多的变化；尤其在加热干燥过程中还延用５０年代的传统工艺──电加热烘烤的方式，耗电大，成本高，在电力紧张的时期... Energy-saving retrofit and effect analysis of emery cloth drying Southeast University, Zhang Xiaosong, Du Wei, Zhao Kaitao Emery cloth in industry and daily life has a wide range of applications, many manufacturers, production processes and equipment over the years there is not much change; especially in Heating and drying process also extended to the 50’s traditional technology ─ ─ electric heating baking method, power consumption, high cost, during the power shortage ...