福建青山纸业年产15万吨本色浆工程设计与生产运行(续)

１．６ 水体污染控制，污水处理场设计 综上所述，本项目现代化ＫＰ浆厂工艺技术设备先进，黑液提取率９８％－９９％，碱回收率９５％，在正常生产、流失很少的情况下，异常事故排放对水体的污染更为突出。因此，本项目注意在各生产车间设置足够贮槽，并使无害、轻、重污染水分流，便于生产管理，使非常事故排放导致的污染减至最少。 本项目设置污水处理场，主要是兼顾老系统的重污水３．５万ｍ３／ｄ（这些重污水过去是直接排放，严重污染沙溪河，曾使青山纸业成为福建省三个“污染大户”之一）。它是国内造纸行业最大的活性污泥法污水处…

The design and production of the 150,000 t/a unbleached pulping project in Fujian Qingshan Paper Industry Co., Ltd

China's first modern kraft pulping production line with an annual capacity of 150,000 tons unbleached pulp in Qingshan Paper Industry Co., Ltd ., Fujian Province has been recently accepted by the State. As a chief designer and project manager, the author reviews the course which the project has covered from 1985, when the project feasibility study was conducted on the grant offered by Sweden Government to July, 1994, when such a large kraft pulping production line equipped with the most up-to-date technological process and machinery available in the world at the beginning of 1990's was put into operation. In the spirit of seeking truth from facts, the author also points out shortcomings of the project design which need to be overcomed in the future and the improvements that have been made since the project was put into operation. The author has also aired her opinions on how to digest the foreign advanced technologies and how to improve the foreign equipment for the Chinese pulp and paper industry.