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- nonlinear model of soil 土体非线性模型
- In this paper,Duncan-Chang nonlinear elastic model of soil is transformed intoan elastoplastic model through a clever means. 本文巧妙地将土体的Duncan-Chang非线性弹性模型转化为弹塑性模型。
- Under the Matlab environment, the nonlinear model of rudder roll damping system is presented. 在MATLAB环境下有效地建立了舵阻摇系统的非线性模型。
- The nonlinear model of a maneuverable aircraft which with thrust vector control (TVC) was established. 通过引入推力矢量技术,建立带推力矢量的飞机非线性数学模型;
- Based on principle of correcting method of subgrade-stress relieving and deformation mechanism of soft soil, a nonlinear elastic-viscoelastic rheological constitutive model of soil is proposed. 根据地基应力解除法纠偏方法原理和软土的变形机理,建立了土体非线性弹-粘弹流变本构模型,并将其成功运用于软粘土地基应力解除法纠偏工程实践。
- Firstly,BTT block control model,which was suitable for backstepping design,was given for nonlinear model of BTT missile. 针对BTT导弹的非线性模型,给出了其适合用backstepping设计方法的块控模型。
- The paper deduces tangent stiffness matrix and set up geometrical nonlinear model of construction control calculation of the cable-stayed bridge. 推演了索单元的切线刚度矩阵,建立了斜拉桥施工控制计算的几何非线性模型。
- Then a model of single levitational electromagnet is established by MATLAB, and two methods of linearization are applied on such nonlinear model. 然后用MATLAB仿真分析软件建立了悬浮控制电磁铁的模型,并且用两种线性化方法对非线性模型进行了处理。
- Nonlinear predictive control is realized by the global linear model based roll optimizing, and ontime adjusting using neural network based nonlinear model of the nonlinear system. 全局线性模型用于滚动优化,非线性模型用于预测系统输出和校正线性模型,实现非线性预测控制。
- The spatial model of soil AWC in China, based on texture and organic matter, was analyzed. 研究中对基于土壤质地和土壤有机质的我国土壤AWC模型进行了空间分析。
- In this paper, the tensile fracture mechanics model of aramid fiber is discussed, while the mechanical properties of the fiber is simulated based on a nonlinear model. 摘要探讨了芳纶的抗拉伸断裂宏观力学模型,并对纤维的力学性能进行了模拟。
- Based on rigid hammer nonlinear model of a hydroturbine governor, a second order extended state observer (ESO) is used for dynamic feedback linearization. 针对水轮发电机组水门调节的刚性水锤非线性模型,采用二阶扩张状态观测器进行动态反馈线性化,并设计了相应的预期动力学方程。
- Since any approximations, such as numerical Laplace inversion, backward differentiation formula, nonlinear model of switch, do not exist, the new algorithms are accurate. 由于该方法不存在任何极限近似问题(数值拉普拉斯反变换法,后向差分法,非线性开关模型法等),因而它是一种精确计算方法。
- The study provided a reference for improving the model of soil nutrient transfer in runoff on the loess slope. 该研究为进一步完善黄土坡面径流养分迁移模拟模型提供了参考。
- Based on basal mathematical model of induction motor, affine nonlinear model, Euler-Lagrange (EL) and port-controlled Hamiltonian dissipation (PCHD) model, are obtained. 摘要根据感应电动机的基本动态数学模型,得到仿射非线性模型、欧拉-拉格朗日(EL)及端口受控的哈密顿耗散(PCHD)模型。
- The results show that the comprehensive fuzzy evaluation model of soil liquefaction is feasible and valuable. 通过工程实例计算验证了该模型的可行性,计算过程简单明了,有一定的实用价值。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- Through the study of the dynamic hysteretic loop curve of silt clay, a new bilinear model of soil based on damping ratio was proposed. 摘要通过对粉质粘土动力滞回曲线的研究,提出了一种新型基于阻尼比的双线型土动力本构模型。
- According to the fuzzy anti uncertainty characteristics of soil liquefaction, a comprehensive fuzzy evaluation model of soil liquefaction is presented. 摘要根据砂土液化问题具有的模糊性和不确定性,建立了一种判别砂土液化发生可能性的模糊综合评判模型。
- In this paper, the nonlinear models of the leaf-spring shock absorber, elastic stop shocking and wheel hop are established. 本文建立了板簧、减震器和撞击限位块、车轮跳离现象的非线性模型;