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一、缘起 天津碱厂是以生产纯碱为主的大型化工企业,创建于1917年,是具有80年历史的老企业。80年代以来,得益于我国改革开放政策,不断引进国外先进技术和设备进行改造,使企业生产总体水平进入国际、国内先进行列。天津碱厂为我国从纯碱进口国转变为出口国作出了巨大贡献,是国内制碱行业公认的排头兵。 不断进行技术改造,是天碱这一老企业保持国际先进水平的法宝。天津碱厂在技术改造中,有两个难点问题;一是碱渣处理及综合利用;二是蒸吸氮工序较落
I. Origin The Tianjin Soda Plant is a large-scale chemical enterprise mainly engaged in the production of soda ash. Founded in 1917, it is an old enterprise with an 80-year history. Since the 1980s, thanks to China’s reform and opening up policy, we have continuously introduced advanced foreign technology and equipment to transform, so that the overall level of enterprise production into the international and domestic advanced. Tianjin Soda Plant has made great contributions to China’s transition from a soda ash importing country to an exporting country. It is a recognized leader in the domestic alkali industry. The continuous technological transformation is the magic weapon for this old company to maintain the international advanced level. There are two difficult problems in the technological transformation of the Soda Plant in Tianjin; the first is the treatment and comprehensive utilization of soda residue;