中国石墨设备制造企业和柠檬酸生产企业一直难以攻克的难题——柠檬酸“双效蒸发”设备和生产工艺日前获得成功,经过南通石墨设备厂和杭州柠檬酸厂及山东日照柠檬酸厂等企业介绍,使用“双效蒸发”设备和生产工艺,较传统的“单效生产”工艺,在同样生产条件下,可节约能源43％—50％,每吨产品生产周期比原来缩短1—1.5小时, China’s graphite equipment manufacturing companies and citric acid production enterprises have been difficult to overcome the problem - citric acid “double effect evaporation” equipment and production processes have been successful, after the Nantong graphite equipment factory and Hangzhou Citric acid plant and Shandong Cizhao citric acid plant and other companies Introduction, the use of “double effect evaporation” equipment and production processes, compared to the traditional “single effect production” process, in the same production conditions, can save energy 43% -50%, per ton product cycle than the original shortened 1-1.5 hours ,