首页|锚杆倒肋式风机基础受力性能的数值模拟

锚杆倒肋式风机基础受力性能的数值模拟

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为了解决风机基础施工成本高、施工难度大等问题,提出了一种新型锚杆倒肋式风机基础.利用有限元分析软件ABAQUS对该新型风机基础与传统梁板式风机基础在极端运行荷载工况下的混凝土应力、钢筋应力、基础位移以及基础倾斜率进行数值模拟分析,并进一步讨论二者的混凝土用量、钢筋用量、土方开挖量.结果表明,锚杆的添加以及倒肋的结构设计使锚杆倒肋式风机基础的受力性能、经济性等方面明显优于传统梁板式风机基础,具有较好的应用前景.
Numerical simulation of mechanical performance of bolt inverted rib fan foundation
In order to solve the problems of higher construction cost and difficulty of fan foundation,a new anchor bolt inverted rib fan foundation was proposed.The finite element analysis software ABAQUS was used to analyze the concrete stress,reinforcement stress,foundation displacement and foundation inclination rate for the novel fan foundation and the traditional beam-plate fan foundation under extreme operating load.Furthermore,the concrete dosage,steel dosage and earthwork excavation quantity were discussed.The results show that the mechanical performance and economic efficiency of anchor bolt inverted rib fan foundation are obviously better than those of traditional beam-plate fan foundation,owing to the addition of anchor bolt and the design of inverted rib structure.The anchor bolt inverted rib fan foundation has a good application prospect.

anchor boltinverted rib fan foundationnumerical simulationfinite element methodoverturning resistanceskid resistancelocal failureeconomy

海洪、赵春雨、张延年、杨博涵

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沈阳建筑大学 土木工程学院,辽宁 沈阳 110168

锚杆 倒肋式风机基础 数值模拟 有限元方法 抗倾覆性 抗滑移性 局部破坏 经济性

国家重点研发计划(十三五)辽宁省科技重大专项

2019YFC19072022020JH1/10300005

2024

沈阳工业大学学报
沈阳工业大学

沈阳工业大学学报

CSTPCD北大核心
影响因子:0.62
ISSN:1000-1646
年,卷(期):2024.46(2)
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