| 1. | The calculation for equivalent load of unbonded prestressed continuous slab 无粘结预应力连续板中等效荷载的计算 |
| 2. | Study and discussion of the electro - magnetic stirrer on the continuous slab caster 板坯连铸电磁搅拌器的研究与探讨 |
| 3. | Numerical simulation of fluid flow in continuous slab - casting mold 内冷却器对方坯连铸结晶器内钢水流动影响的数值模拟 |
| 4. | Numerical simulation of fluid behavior in continuous slab - casting mold with argon injection 连铸板坯结晶器内钢液吹氩行为的数值模拟 |
| 5. | Application of polypropylene fiber reinforced concrete to the joint of continuous slab - deck and the expansion joint of bridge 聚丙烯纤维混凝土在桥面铺装层中的应用 |
| 6. | Finally , the comparison is made between the test result and the analysis to the simply - supported slabs , to the continuous slabs by the ansys program 最后,本文对简直板和连续板用ansys进行了有限元分析,并与试验结果进行了对照。 |
| 7. | In this thesis , behaviors of unbonded prestressed concrete slabs including 4 simply - supported slabs and 9 continuous slabs are investigated under fire , based on the elevated temperature curve accord to the iso standard fire curve 本文采用标准升温曲线,对4块简支板及9块连续板分别进行了火灾行为的试验研究。 |
| 8. | The main factors including prestressing levels , length of negative moment reinforcement and fire case which may have influence on the fail modes of the continuous slabs are examined . fire case which include end span under fire , middle span under fire and end - middle span under fire simulate different room catch fire . the regularity of deflection , prestress and reactions are presented 在连续板的火灾行为试验研究中主要考虑了预应力度、负弯矩筋的长度以及不同的受火工况三个因素,其中不同受火工况包括边跨受火、中跨受火及边中两跨同时受火三种情况,以模拟不同房间失火的情况。 |
| 9. | As for the simply - supported slabs , the influence of the specimen fire proof properties is tested under the different concrete intensified degrees , under the different thickness of cover and under the different concrete quota . as far as the three - span continuous slabs are concerned , a series of analysis are conducted , including the specimen internal force redistribution under the different fire condition , the specimen deformation properties , features of the specimen destroying mechanism and the fire proof capability under the various condition 对简支板,考察了不同混凝土强度等级、不同的钢筋保护层厚度、不同配筋率等对构件抗火性能的影响;对三跨连续板,考察了不同受火工况下构件的内力重分布变化情况、构件的变形性能以及构件破坏机构的特点;分析了各工况下构件的抗火性能的差异。 |
| 10. | This dissertation generalizes the test on the full - scale reinforced concrete simply - supported slabs and three - span continuous slabs under fire at the normal loading condition . the conclusion can be drawn from the test about the deformation of the both kinds of slabs and the specimen section temperature distribution . meanwhile , the failure modes , mechanism and internal force redistribution of the continuous slabs are analyzed 本文对足尺钢筋混凝土简支板、三跨连续板进行了恒载下的受火试验研究,通过试验,给出了钢筋混凝土简支板和连续板在高温下的变形、构件截面温度分布规律;分析了连续板的内力重分布和破坏机构的特点。 |