基于深季节冻土区抗冻技术研究与应用

针对深季节冻土区水利工程结构物冻胀破坏严重的问题，提出了冻胀破坏机理及稳定性模拟技术、膨胀土边坡破坏机理、改良及防护技术、输配水干渠工程不均匀冻胀破坏机理、水工抗冻混凝土冬期施工技术，以及新型防冻胀轻质混合土材料等，其技术研究成果在北部引嫩总干渠的建设中取得了较好的应用效果。

Research and Application ofAn tifreeze Tech nology for Deep Seasonal Frozen Region

In terms of serious frost heave damage problem for water conservancy engineering structure in deep seasonal frozen region ,the frost heaving simulation technique ,the failure mechanism of expansive soil slope failure and stability ,improvement and protection technology ,water distribution channel project uneven frost damage mechanism ,and the new type anti freezing lightweight mixed soil materials etc ,are discussed in the paper.The technical research results have been applied in Northern Nenjiang Water Diverting Main Canal and achieved good results in the application .