水热炭在土壤环境中的应用研究进展和展望  

The application of hydrochar in soil environment:study progress and prospects

作　　者：程虎 张佳鹏 宋洋[3] 卞永荣[3] 李威 李胎花 张萌 蒋新[3] 韩建刚 CHENG Hu;ZHANG Jiapeng;SONG Yang;BIAN Yongrong;LI Wei;LI Taihua;ZHANG Meng;JIANG Xin;HAN Jiangang(Co-Innovation Center for Sustainable Forestry in Southern China, College of Biology and the Environment, Nanjing Forestry University;National Engineering Laboratory for Site Remediation Technologies;CAS Key Laboratory of Soil Environment and Pollution Remediation, Institute of Soil Science, Chinese Academy of Sciences;National Positioning Observation Station of Hung-tse Lake Wetland Ecosystem in Jiangsu Province)

机构地区：[1]南京林业大学生物与环境学院,南方现代林业协同创新中心 [2]污染场地安全修复技术国家工程实验室 [3]中国科学院南京土壤研究所,中国科学院土壤环境与污染修复重点实验室 [4]江苏洪泽湖湿地生态系统国家定位观测研究站

出　　处：《环境工程技术学报》2021年第6期1202-1209,共8页Journal of Environmental Engineering Technology

基　　金：国家自然科学基金项目(42007124);江苏省自然科学基金项目(BK20200780);污染场地安全修复技术国家工程实验室开放基金项目(NEL-SRT201904);中国博士后科学基金项目(2020M681627)。

摘　　要：近年来,水热处理农林生物质废物制备水热炭成为新兴的固体废物资源化方式。由于水热炭在改良土壤、提升地力、减排温室气体、修复污染土壤等方面表现出优异的性能,将其还田应用已成为农林业环境领域的研究热点和重点。系统分析了水热炭的制备过程,及其还田应用中对土壤理化性质、温室气体排放和污染土壤修复方面的影响、效果与潜在机制,指出了水热炭在还田应用中存在的问题,并提出未来的研究思路与重点方向,以期为推动、管理、指导水热炭在土壤环境中的应用提供参考与借鉴。In recent years,hydrothermal treatment of agricultural and forestry biomass waste to produce hydrochar has been a new way of solid waste recycling.Because of its excellent performance in improving soil,enhancing soil fertility,reducing greenhouse gases and repairing contaminated soil,its application in the field of agriculture and forestry environment has become a research hotspot and focus.The preparation process of hydrochar and the impacts,effects and potential mechanisms on soil physicochemical properties,greenhouse gas emissions and contaminated soil remediation during its application in the field were systematically analyzed.The problems existing in the application of hydrochar in the field were pointed out,and the future research ideas and key directions were put forward to provide reference for promoting,managing and guiding the application of hydrochar in soil environment.

关 键 词：水热炭 土壤改良 温室气体减排 土壤修复 环境效应 

分 类 号：X712[环境科学与工程—环境工程] S156[农业科学—土壤学]