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北野场闸结构安全复核分析

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主要以北野场闸为例,深入研究分析了水闸的结构安全.参照水闸设计规范对北野场闸闸室基底应力、抗滑稳定和抗浮稳定进行复核,并采用三维有限元法对其闸室结构承载安全状况(正常水位运行情况,正常水位运行遇顺河向、横河向地震情况)进行复核分析.结果表明,北野场闸闸室基底应力、抗滑稳定安全系数、抗浮稳定安全系数均满足相关规范要求,闸室混凝土结构应力不大,现有配筋可满足承载力要求.根据《水闸安全评价导则》的相关规定,北野场闸结构安全满足标准要求,评定为A级.
Structural Safety and Review Analysis of Kitano Gate
Taking the Kitanoba Lock as an example,the structural safety of sluice is deeply studied and analyzed.The base stress,anti-sliding stability and anti-floating stability of the sluice are reviewed with reference to the sluice design specifications.The three-dimensional finite element method is used to review and analyze the bearing safety of the sluice chamber structure of Kitano lock,including the normal water level operation,water level change in the case of earthquake along river and transverse river.The results show that the base stress,safety factor of anti-sliding stability and anti-floating stability of the Kitanoba lock chamber meet the requirements of the specification.The concrete structure of the lock chamber is not stressed,and the existing reinforcement can meet the bearing capacity requirements.According to the relevant provisions of the"Guidelines for Sluice Safety Evaluation",the safety of Kitano sluice structure meets the standard requirements and is assessed as grade A.

Kitano Gatestructural safetythree-dimensional finite element methodreview analysis

尚海龙、田苡菲、王志扬、朱新民

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北京江河中基工程咨询有限公司,北京 100073

中国水利水电科学研究院,北京 100038

北野场闸 结构安全 三维有限元法 复核分析

中国水利水电科学研究院科研专项

SS0145B122017

2024

海河水利
水利部海河水利委员会

海河水利

影响因子:0.21
ISSN:1004-7328
年,卷(期):2024.(2)
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