The parameters of base-isolated structure with LRB are optimized with IHGA. The relative acceleration,velocity,displacement and interstory shear of structure with LRB are reduced greatly by optimization.

• 结果优化后；LRB隔震结构的相对加速度峰值、相对速度峰值、相对位移峰值和层间剪力峰值分别比优化前有不同程度的降低.