湿化学法从污泥焚烧灰中回收磷研究进展

Research Progress in Phosphorus Recovery from Sludge Incineration Ash Using Wet Chemical Method

在“磷危机”的背景下,污泥焚烧灰作为一种潜在的磷源,引起了广泛的关注。湿化学法作为一种有效的技术,已被广泛研究和应用于从污泥焚烧灰中回收磷。全面讨论湿化学法在污泥焚烧灰中磷回收领域的研究进展和应用,分析了污泥焚烧灰的磷含量和化学形态,详细描述了湿化学法的原理和关键影响因素,总结了湿化学法相关的纯化技术和回收产物,展望了今后湿化学法回收磷的相关研究方向。

In the context of the"phosphorus crisis",sludge incineration ash has attracted widespread attention as a potential phosphorus source.Wet chemical method,as an effective technology,has been widely studied and applied to recover phosphorus from sludge incineration ash.In this article,the research progress and application of wet chemical method in the field of phosphorus recovery from sludge incineration ash were comprehensively discussed.The phosphorus content and chemical form of sludge incineration ash were analyzed,the principle and key influencing factors of wet chemical method were described in detail,the purification technology and recovery products related to wet chemical method were summarized,and the future research direction of wet chemical method for phosphorus recovery was prospected.