Abstract: High efficient numerical models that can simulate the behaviors of entire structural system are very important to the study on fire-induced progressive collapse of RC frame structures.
摘要：为了模拟火灾下结构倒塌破坏行为，需要开发能够反映结构火灾整体行为的高效数值模型。
While very practical, this research is also quite technical in that the experimental data will be compared to numerical simulations, small-scale experiments and published theoretical models.
同时非常实际的，这一研究也很具有科技性，实验数据将被和数字仿真，小比例实验和出版的理论模型相对比。
In comparison with other distributed parameter models, the calculation result of this model has showed that it has a quality of higher precision with numerical stability even at a big time step size.
与其他分布参数模型的处理方法相比较，该文的仿真方法不仅具有较高的运算精度，而且在较大的时间步长下也有非常好的数值稳定性。
Based on that, the numerical of product leakage and its method of solving are proposed, which include volume balance calculations, heat transfer models and transients fluid flow models.
基于这一思想，给出了管道泄露检测的数学模型，即体积流量平衡模型、热力平衡模型、瞬变流动模型及其求解方法。
The comparison results of the numerical simulation and SAMCEF software showed that the effectiveness and correctness of the dynamic models proposed in this dissertation.
通过数值计算结果和SAMCEF软件仿真结果的对比，验证了本文所建动力学模型的有效性和正确性。
Numerical analysis testified that these fuzzy models can effectively control the influence of each sample on learning machine according to its confidence.
数值分析证明本文建立的模糊支撑向量机模型可根据数据置信度大小有效的控制各数据在学习机中的作用。
So, a practical alternative is numerical analysis, that is to develop mathematics models.
一种可行的方法是，建立数学模型，进行数值分析。
Numerical calculation shows that the results obtained from these two models agree very well with each other.
数值计算表明：两个模型的计算结果能很好吻合。
Numerical simulations demonstrate that the bound models of a GPS system based on fractal regulators using network calculus are suited for the networks with self-similar input traffic.
数值结果表明，基于分形整形器的GPS系统性能确定上界模型对自相似业务具有较好的性能。
The results of case calculations show that local models can shorten calculation time, raise the efficiency of mathematical model and heighten the accuracy of numerical calculations.
计算实例的结果表明，局部模型的使用既可以减少计算时间从而提高数学模型的效率，又可以提高局部海区潮流模拟的计算精度。
These models have been validated by numerical and simulation results, which shows that they can be used to optimize grid size and minimize energy consumption accurately.
这些模型已被验证的数字和模拟的结果，这表明，它们可以被用来优化网格大小和准确能量消耗减到最小。
Results of the numerical simulation of shrink flanging forming has been compared to the calculation's results using the mathematical models, we found that there was excellent agreement between them.
通过和数值模拟结果比较发现，数值模拟的结果和按本文公式计算得到的结果较接近。
Numerical simulations show that the proposed controller containing some disturbance internal models can improve the formation maintaining accuracy a lot for the elliptical orbit.
仿真结果表明，在椭圆轨道的编队维持控制器中引入部分干扰内模可大幅度提高维持精度。
Numerical results have showed that both the models of material and the law of hardening have the important influences to the drawing forces and precision of the tube.
数值计算结果表明：材料曲线和强化规律均对拔制力和钢管的尺寸精度有重要的影响。
The results show that some obvious improvements can be obtained for the track forecasting by using ensemble members formed by the data of initial fields of the 3 different numerical models.
结果表明，采用不同模式的初始资料生成得到初值集合成员的方法用于集合预报，对南海热带气旋路径预报有一些明显的改进。
The numerical results show that all the failures of the pit begin with the collapse of the internal support and the failure models are different in various excavation depths.
分析结果表明，该基坑的破坏将始于支撑的压坏，进而使地连墙屈服或折断。
The numerical results show that all the failures of the pit begin with the collapse of the internal support and the failure models are different in various excavation depths.
分析结果表明，该基坑的破坏将始于支撑的压坏，进而使地连墙屈服或折断。
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