利用高浓度印染废水制备水煤浆的研究 .pdfVIP

学兔兔 2012年第2期 煤 炭 工 程 利用高浓度印染废水制备水煤浆的研究 郑福尔 ，刘以凡 ，刘明华 (1．福州大学环境与资源学院，福建福州 350108； 2．福建省生物质资源化技术开发基地，福建福州 350108； 3．福建省石狮市清源精细化工有限公司，福建泉州 362700) 摘 要：采用神华集团的神华配煤和高浓度印染废水制备水煤浆，研究其成浆性能，并与自 来水制备的水煤浆进行性能比较，结果表明：当添加剂Ls—A的用量为0．7％时，能够制备出浓 度合理、剪切黏度小于1200 mPa·S的水煤浆，且浆体流动性好；随着印染废水pH值的增大， 水煤浆的静态稳定性越好，制浆性能基本没变；用印染废水制备的水煤浆主要表现为宾汉塑性流 体和屈服假塑性流体，具有剪切变稀的流动特性，能够满足实际生产和运输的需要。 关键词：水煤浆；神华配煤；印染废水；流变性能 中图分类号：TQ534．4 文献标识码：B 文章编号：1671—0959(2012)02-0085-04 Study on High Density Dyeing and Printing Waste Water Applied to Preparation of Coal Water Slurry ZHENG Fu—er1-一 LIU Yi—fan ，LIU Ming—hua ， ， (1．School of Environment and Resources，Fuzhou University，Fuzhou 350108，China； 2．Fujian Provincial Biological Resource Technology and Development Base，Fuzhou 350108，China； 3．Fujian Shishi Qingyuan Fine Chemical Company Ltd．，Quanzhou 362700，China) Abstract：Shenhua blended coal from Shenhua Group and high density dyeing and printing waste water were applied to prepare the coal water slurry．The slurry performances were studied and the performance comparison was conducted between the coal water slurry prepared with the high density dyeing and printing waste water and the tap—water．The results showed that when the LS—A additive was applied as 0．7％ ．the coal water slurry with rational density and the shearing viscosity bellow 1200mPa·S could be prepared with a good flowability of the slurry liquid．With a pH value of the dyeing and printing waste water was increased，th