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- magnetostatic microactuators 磁微执行器
- Biot-Savart Law: the magnetostatic field produced by a steady current. 毕奥.;萨伐尔定律:匀速移动的电荷产生静态磁场
- Based on the model, the piezoelectric cantilever microactuators using PZT film on silicon are simulated and analyzed. 采用此模型,对硅基PZT压电悬臂梁型微执行器进行了模拟和分析。
- At last, the requirements of using magnetostatic model to simulate MFL of defects in steel pipe are presented. 给出了用静磁场模型分析钢管缺陷漏磁场应满足的条件。
- For the first time,the new type equivalent source method(NESM) is applied to the 2D nonlinear magnetostatic field. 提出用新型等效源法求解非线性静磁场问题。
- Finally, a numerical example of 3-D magnetostatic modeling using the TRL solver and FEMLAB is given. 最后给出了一个三维静磁场建模的算例,分别采用TRL算子和有限元软件FEMLAB。
- When the velocity is over 5m/s, simulating with magnetostatic model suffers somewhat inaccuracy. 瞬态模型能降低速度引起的误差问题,但需要大量的计算资源。
- The applications of NESM in nonlinear magnetostatic fields are investigated originally. 首次研究了新型等效源活在非线性静磁场中的应用;
- Recently,the micro sensors,microactuators microoptics and application specific integrated microinstrument(ASIM)gain some technology achievement. 微系统技术在微传感器、微执行器、微光学和专用集成微型仪器等方面有较大发展。
- Using finite element method (FEM), the magnetostatic and transient emulation models of magnetic flux leakage (MFL) of oil tube are established. 采用有限元技术,建立了油管缺陷漏磁场的静态和瞬态仿真模型。
- In this paper, the boundary value problems of three demensional nonlinear magnetostatic fied are described by the reduced scalar potential. 阐述由简化标量位,双标量位和差场标量位描述的三维非线性磁场的边值问题,并对各种标量位法进行比较。
- According to actual parameters of inspection equipment, magnetostatic and transient finite element models are established. 根据漏磁检测设备相关参数,建立静态和瞬态有限元仿真模型。
- The intergrain interactions can be distinguished as the long rang magnetostatic interaction and the exchange coupling interaction. 晶粒相互作用可区分为长程静磁相互作用及近邻晶粒的交换耦合相互作用。
- Abstract: The general principle of magnetic microactuators and some problems presenting in their development are first introduced. 文摘:首先介绍了磁微执行器的驱动原理及其在发展中遇到的问题;
- SHI Chang-bo.The shilding of magnetostatic field with hollow diclectric ball[J].Journal of Shaoyang University (Natural Sciences),2004,1 (2):17-18. [2]石长柏.;空心介质球对静磁场的屏蔽[J]
- The relations between structural parameters of the films and deflection displacement of microactuators are obtained in the analysis. 分析获得了各层薄膜结构参数与微执行器偏转位移的关系。
- Compared with static and transient simulation results, the limitation that uses magnetostatic model to simulate MFL of defects of oil tube is concluded. 静磁场模型求解效率高、占用的计算资源少,但是随着检测速度的增大,求解结果明显偏高。
- Furthermore, in terms of the analytical results, the piezoelectric cantilever microactuators are designed and optimized, and the optimal methods are put forward. 根据此分析结果,进一步优化了压电悬臂梁型微执行器的设计,并给出了优化的方法。
- A concise deflection model for piezoelectric cantilever microactuators is derived using the radius of curvature of piezoelectric multilayer cantilevers. 摘要利用压电多层膜悬臂梁的形变曲率半径,导出了简洁的压电悬臂梁型微执行器的偏转模型。
- The solidification process of magnesium alloy AZ61 under magnetostatic field was researched, and the process without magnetic field was compared with it. 对镁合金AZ61在静磁场作用下的凝固过程进行了研究,并且与无磁场作用下AZ61的凝固过程进行了比较。