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传统梁格法的计算精度有限,而实体元法又使用不方便,基于比拟正交异性板法和梁格法的基本原理,提出了适用于曲线宽箱梁桥计算的比拟板-梁格法,并总结了该方法在梁格划分以及截面特性计算方面的一般性,实例验算证明该方法所建模型的计算精度较高,具有一定的实用性。
The accuracy of the traditional beam-grid method is limited, and the physical element method is inconvenient to use. Based on the basic principles of the orthotropic plate method and the beam-grid method, this paper presents a comparison plate-beam method which is suitable for the calculation of the curved box girder bridge. The generality of beam division and cross-section characteristics calculation shows that the calculation accuracy of the proposed model is high and has certain practicality.