1991年,刘凯洋被分配到北京粮油食品公司油脂厂一线工作。他看到生产豆油的机械设备由于比较落后。致使大量的高温剩余蒸汽水白自流进下水道。刘凯洋经过一千多个日日夜夜的攻关,终于研制出了“油脂厂密闭循环式高温冷凝水的回收利用系统”。此系统投产后,预计节约资 In 1991, Liu Kai Yang was assigned to the front line of Beijing Grease Factory. He saw the production of soybean oil machinery and equipment as relatively backward. Resulting in a large number of high temperature residual steam white water into the sewer. Liu Kai Yang After more than a thousand day and night research, finally developed a “fat plant closed circulating high temperature condensate water recycling system.” After the system is put into production, it is expected to save money