造纸工业废水处理中化学沉淀法除钙工艺研究  

Study on Calcium Removal Process by Chemical Precipitation in Wastewater Treatment of Papermaking Industry

作　　者：王冬姣 WANG Dongjiao(The Hi Tech College of Xi'an University of Technology,Xi'an 710000,China)

机构地区：[1]西安理工大学高科学院,陕西西安710000

出　　处：《造纸科学与技术》2023年第4期70-73,共4页Paper Science & Technology

摘　　要：研究了一种新的造纸废水处理工艺,即在实验室研究基础上,用化学沉淀法除钙。该工艺除钙效果较好,与传统工艺相比,具有成本低、操作简便、除钙率高等优点。长期以来,由于造纸行业生产的需要及技术发展的限制,我国造纸行业一直处于发展缓慢和污染严重的状况。如何有效地处理和利用造纸工业废水是摆在人们面前一项急需解决的问题。In this paper,calcium removal by chemical precipitation as a new papermaking wastewater treatment process was studied.Compared with the traditional process,it has the advantages of low cost,simple operation and high calcium removal rate.Due to the production needs of the papermaking industry and the limitation of technological development,Chinese papermaking industry has been in a slow development and serious pollution situation for a long time.How to effectively treat and utilize the waste water of papermaking industry is an urgent problem to be solved.

关 键 词：造纸工业废水 化学沉淀法 除钙 

分 类 号：TS7[轻工技术与工程—制浆造纸工程]