midas Civil Mander本构模型验证文件.ppt

* * [MIDAS/Civil_China] Nonlinear TMHS Analysis : Fiber Verification 2009.11. 17 * Part 1 Evaluation Confined Concrete Strength Strain * Section Data Verification #1 ; Rectangular Section #1 Analysis Model #1 Rebar Data Main Rebar D13 * 16 DC(Cover Concrete) 30 mm Hoop Rebar D13 (Space : 100 mm) RC Design Parameter H 300 mm B 200 mm fco’ 24.0 MPa fys 235.3596 MPa * Unconfined Concrete Data Verification #1 ; Rectangular Section #2 Unconfined Concrete Data Unconfined Concrete Strength Unconfined Concrete Strain Elastic Modulus of Concrete Tensile Strength of Concrete Tensile Strain of Concrete * Confinement Rebar Data in y-direction Verification #1 ; Rectangular Section #3 Section Data bc = 梁宽(B)–保护层厚度(DCy*2)+最外侧主筋直径/2*2+横向钢筋直径/2*2 w’xi = (梁宽(B) – 保护层厚度(DCy*2))/n – 主筋直径/2 * 2 n = 3 * Confinement Rebar Data in z-direction Verification #1 ; Rectangular Section #4 Section Data dc = 梁宽 (H) – 保护层厚度(DCz*2) + 最外侧主筋直径/2 * 2 + 横向钢筋直径/2 * 2 w’yi = (梁宽 (H) – 保护层厚度(DCy*2))/m – 主筋直径/2 * 2 m = 5 * Longitudinal Rebar Data Verification #1 ; Rectangular Section #5 Rebar Data Rebar Number : 16 Total Area of Rebars ρcc * General Confinement Rebar Data Verification #1 ; Rectangular Section #6 Rebar Data Rebar Area : Asp Hoops Space : s Clear Hoops Space : s’ Total Area of Confinement Rebars : Asy, Asz * Verification #1 ; Rectangular Section #7 Confinement Effectiveness Coefficient, Ke Area of Effective Concrete Core : Acc Total Area of Effectively Confined Core Concrete : Ae Ke * Verification #1 ; Rectangular Section #8 The Effective Lateral Confining Stress on the Concrete, fly’ flz’ Confinement Rebar Yield Strength : fyh Ratio of the Volume of Transverse Confining Steel to the Volume of Confined Concrete Core The Effective Lateral Confining Stress on the Concrete in the y, z direction * Verification #1 ; Rectangular Section #9 Confined Concrete Strength Strain Confined Concrete Strength : fcc’ 1) 2) 3) 4) 5) 6) C