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a 1 (X,k) = modal pseudo-acceleration of the first mode modal single degree of freedom system at the kth push step for the earthquake direction [m/s 2 ]
d 1 (X,k) = (X) modal displacement of the modal single degree of freedom system belonging to the first mode at the kth push step for the earthquake direction [m]
u ix1 (X,k) = (X) calculated in the x-axis direction at the ith i th floor at the kth push step for the earthquake direction displacement [m]
Δa 1 (X,k) = modal pseudo-acceleration increment [m/s 2 ] of thefirst the first mode modal single degree -of- freedom system at the kth push step for the earthquake direction (X)
Expressed as a dimensionless one Δd1(X, k) = (X) k earthquake directions' of the first mode in th thrust step modal single degree of freedom system 's modal displacement of [m]
Δf ix1 (X, k)= (X) k earthquake directions' the pushing step Inc. i 'acting in accordance with the fifth floor in the x-axis seismic load increment [kN]
Δf iy1 (X, k) = (X) k earthquake direction of the' th thrust step i 'th floor acting in line with the y-axis seismic load increment [kN]
Δf iθ1 (X,k) = earthquake load increase acting in the z-axis direction at the i'th floor at the kth push step for the (X) earthquake direction[kN]
Δu ix1 (X,k) = Displacement increment calculated in the x-axis direction at the i'th floor at the kth push step for the (X) earthquake direction [m]
Δu iy1 (X,k) = (X) k for the earthquake direction Displacement increment calculated in the y-axis direction [m]
Δu iθ1 (X,k) = (X) at the i th floor at the th thrust step, the displacement increment calculated in the z axis direction at the i th floor at the kth thrust step for the earthquake direction [m]
Φ ix1 (k) = x-direction amplitude of the variable mode shape , which is renewed with free vibration calculation at each kth thrust step at the i'th floor
Φ iy1 (k) = The amplitude of the variable mode shape in the y direction, which is renewed with the free vibration calculation at each kth pushing step at the i'th floor
Φ iθ1 (k)= The variable mode shape is renewed with the free vibration calculation at each kth pushing step at the i'th floor The amplitude of
Γ in the z direction hesap 1 (X,k) = the modal contribution factor calculated according to the variable mode shape , which is renewed by the free vibration calculation at each k th thrust step for the earthquake direction ω 1 (k) = For each k The first mode natural angular frequency [rad/s] found from the free vibration calculation renewed in the th thrust step
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After calculating the modal displacement increments Δd 1 (X,k) and the earthquake load increments, Δf ix1 (X,k) , Δf iy1 (X,k) and Δf iθ1 (X,k) , the modal capacity diagram is obtained directly. Then the impulse curve can be obtained by transforming the modal capacitance diagram. Pushover Curve and Modal Capacity Curve (5B.2.5 , 5B.2.6)
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