Method for analyzing bearing capacity of two-span concrete floor system under column end constraint
The invention discloses a two-span concrete floor bearing capacity analysis method under column end constraint, which comprises the following steps: acquiring position parameters of a concrete floor, and calculating displacement coefficients of different beams based on the position parameters; based...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
30.05.2023
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Subjects | |
Online Access | Get full text |
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Summary: | The invention discloses a two-span concrete floor bearing capacity analysis method under column end constraint, which comprises the following steps: acquiring position parameters of a concrete floor, and calculating displacement coefficients of different beams based on the position parameters; based on the displacement coefficient, establishing a plate plane equation of a yield line load stage, and based on the plate plane equation, obtaining a plate corner of each plate along x and y coordinate axes; calculating a yield line load value based on the plate corner according to a virtual work principle; calculating film force parameters based on the balance equation of each plate force, the moment balance equation and the elliptical region; establishing a plane equation of each plate in a limit state, and calculating a bearing capacity increasing coefficient according to the plane equation; and based on the equivalent principle of force, a total increase coefficient is obtained, and based on the total increase c |
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Bibliography: | Application Number: CN202211542133 |