菜单
  

    4.4.2.5. Bonded Length of 900 mm110
    4.4.3. Cyclic Loading Tests 113
    4.4.3.1. Bonded Length of 4 b d .113
    4.4.3.2. Bonded Length of 16 b d ..115
    4.4.3.3. Bonded Length of 24 b d ..115
    4.4.3.4. Bonded Length of 24 b d  plus an Additional Unbonded Length of
    8 b d 116
    4.4.3.5. Bonded Length of 900 mm117
    4.5 Design of Additional Unbonded Length 118
    4.5.1. Equivalent Unbonded Length ..118
    4.5.2. Design of Additional Unbonded Length for Column Specimens..121
     
    CHAPTER 5 SEGMENT COLUMN TESTING. 128
    5.1 Background and Objectives . 128
    5.2 Specimen Description . 129
    5.2.1. Design Concepts .129
    5.2.2. Specimen Design 133
    5.2.3. Construction Sequence.140
    5.2.4. Instrumentation 144
    5.2.5. Test Setup and Loading Scheme.147
    5.3 Results of Cyclic Loading Tests  151
    5.3.1. Test Process ..151
    5.3.2. Damage Distribution.157
    5.3.3. Hysteretic Behavior ..160
    5.3.4. Hysteretic Energy Dissipation .165
    5.3.5. Residual Drift167
    5.3.6. Joint Opening168
    5.3.7. Rotation Increment.170
    5.3.8. Prestressing Force ..171
    5.3.9. Strains in ED Bars..173
    5.3.10. Strains in Mild Steel Reinforcement inside Column Segments179
    5.4. Results of Pseudo-Dynamic Loading Tests  185
    5.4.1. General Observation .185
    5.4.2. Damage Distribution.193
    5.4.3. Hysteretic Behavior ..197
    5.4.4. Energy..203
    5.4.5. Residual Drift under Cyclic Loading206
    5.4.6. Joint Opening207
    5.4.7. Rotation Increment.212
    5.4.8. Prestressing Force ..214
    5.4.9. Strains in ED bars ..217
    5.4.10. Strains in Mild Steel Reinforcement inside Column Segments221
    5.5. Comparisons of Experimental Results to Analytical Studies  226
    CHAPTER 6 SUMMARY AND CONCLUSIONS. 229
    6.1 Summary 229
    6.2 Conclusions.. 231
    6.2.1. Analytical Study..231
    6.2.2. Critical Joint Testing.232
    6.2.3. Segment Column Testing233
    6.2.3.1. Cyclic Loading Tests 233
    6.2.3.2. Pseudo-Dynamic Loading Tests .235
    6.3 Future Research Work  236
     
    REFERENCES.. 238
     LIST OF TABLES
     
     
    Table 3.3.1.  Parameters in parametric study54
    Table 3.3.2.  Material properties .55
    Table 3.3.3.  Parameters of columns with optimum ED bars ratio for response-
    history analysis.73
    Table 4.2.1.  Dimension of corrugated galvanized steel ducts 83
    Table 4.2.2.  Design parameters of test bars in foundation specimens for monotonic
    loading – part 1 85
    Table 4.2.3.  Design parameters of test bars in foundation specimens for monotonic
    loading – part 2 88
    Table 4.2.4.  Design parameters of test bars in base segment specimens for
    monotonic loading – part 2 89
    Table 4.2.5.  Design parameters of test bars in foundation specimens for cyclic
    loading..90
    Table 4.2.6.  Design parameters of test bars in base segment specimens for cyclic
    loading..90
    Table 4.4.1.  Grout properties ..99
    Table 4.5.1.  Damage index for the test bars with different strain life models.125
    Table 4.5.2.  Damage index at 5% column drift for ED bars with designed additional
    unbonded length125
    Table 5.2.1.  Major design parameters..137
    Table 5.2.2.  Material properties ..137
    Table 5.2.3.  Dimensions of corrugated galvanized steel ducts139
    Table 5.3.1  Test results ..163
    Table 5.3.2  Actual prestress force and prestress loss..172
    Table 5.4.1  Lateral stregnth of the specimens 202
    Table 5.4.2  Actual prestress force.215
     LIST OF FIGURES
     
     
    Figure 1.1.1.  Distribution of segmental columns and piers in the U.S. .4
    Figure 1.1.2.  Photos of bridges using precast segmental columns or piers
  1. 上一篇:浸涂机英文文献和中文翻译
  2. 下一篇:蒸馏塔英文文献和中文翻译
  1. 汽车乘员舱的声振耦合英文文献和中文翻译

  2. 立体光照成型的注塑模具...

  3. 数控机床英文文献和中文翻译

  4. 工业机械手英文文献和中文翻译

  5. 低频振动的铁路车轴的状...

  6. 接头的形状对沥青塞接头...

  7. 数控加工技术英文文献和中文翻译

  8. 十二层带中心支撑钢结构...

  9. 当代大学生慈善意识研究+文献综述

  10. 酸性水汽提装置总汽提塔设计+CAD图纸

  11. java+mysql车辆管理系统的设计+源代码

  12. 大众媒体对公共政策制定的影响

  13. 乳业同业并购式全产业链...

  14. 河岸冲刷和泥沙淤积的监测国内外研究现状

  15. 中考体育项目与体育教学合理结合的研究

  16. 杂拟谷盗体内共生菌沃尔...

  17. 电站锅炉暖风器设计任务书

  

About

751论文网手机版...

主页:http://www.751com.cn

关闭返回