Based on the hoisting construction feature of large hinge-support tower and field circumstance,combined with mechanics calculation,analysis and comparison,the aerial rotation relay method using four sets of cranes is adopted for tower hoisting.

• 根据大型铰支塔架吊装施工的特点和施工现场的实际条件,通过力学计算、分析、比较,确定采用4台40t吊车通过空中旋转接力法吊装塔架的方案。 阐述了旋转接力法在大重量、高重心铰支塔架吊装施工中的可行性。