| 1. | Guide to dynamic measurements of piezoelectric ceramics with high electromechanical coupling 高机电耦合压电陶瓷的动态测量导则 |
| 2. | Guide to dynamic measurements of piezoelectric ceramics with high electromechanical coupling ; identical with iec 60483 , edition 1976 高机电耦合压电陶瓷动态测量导则 |
| 3. | The electromechanical coupling field of stator vibration is analyzed by finite element method 应用有限元法对电机定子振动过程中的机电耦合场进行分析,提取超声频段的振动模态。 |
| 4. | The piezoelectric materials have strong electromechanical couple ability so that they are mostly used in intelligent structures especially for the problem of vibration control 压电材料(压电陶瓷和压电聚合物)具有很强的力电耦合效应而成为智能结构中应用最为广泛的智能材料。 |
| 5. | ( 2 ) a primary multi - scale method for the electromechanical coupling analysis of ceramics is developed and show good agreement between the calculated results and the related experiments 初步提出了跨多尺度的铁电陶瓷材料的力电耦合分析方法,得到与实验结果相符合的铁电陶瓷本构行为的计算结果。 |
| 6. | The main work and result of this dissertation include the following aspects : ( 1 ) a new mechanical - electric model of ferro - electric materials is proposed to describe the complicated electromechanical coupling phenomena 本文主要进行了以下研究工作:提出了新的铁电材料力电耦合模型,以描述复杂的力电耦合效应。 |
| 7. | The relations between piezoelectric characteristic such as piezoelectric constant , electromechanical coupling coefficient , mechanical quality factor , etc . and its components , granular diameter and manufacturing technology were studied 研究压电材料压电常数、机电耦合系数、机械品质因数等特性与其组份、颗粒直径及制作工艺过程之间的关系。 |
| 8. | The giant magnetostrictive material is a new type of magneto - mechanical energy conversion material . it has giant magnetostrictive strain , high power density , high electromechanical coupling coefficient , high response speed and high force output 超磁致伸缩材料是一种新型的磁?机械转换材料,具有磁致伸缩系数大,能量密度高,机电耦合系数大,响应速度快等优点。 |
| 9. | So it can be used as both sensor component and driving component . pzt have better electromechanical coupling coefficient , piezoelectric constant , mechanical quality factor , curie temperature and stability , etc . so , pzt can be used widely in smart materials and structure 与其它压电陶瓷相比,锆钛酸压电陶瓷( pzt )有较好的机电耦合系数、压电常数、机械品质因数、居里温度和稳定性等,因此, pzt能广泛应用于智能材料结构中。 |
| 10. | When the radian of rigid line reaches extensive magnitude , the presence of interfacial rigid line inclusion can change not only attraction force on dislocation arisen by soft inhomogeneity into repulsion force , but also the interaction effects between screw dislocation and soft matrix . soft inhomogeneity can repel screw dislocation in piezoelectric material due to their intrinsic electromechanical coupling behavior 当界面裂纹达到一定弧度时,可以将硬夹杂对位错的排斥作用改变为吸引;当刚性线夹杂达到一定弧度时,不但可以将软夹杂对位错的吸引改变为排斥,也可以改变软基体对位错的作用性质。 |