计算机闭环控制的三维随机振动试验台开发和研究

【摘要】 三维随机振动试验台主要由机械、电气、振动测量分析部分和软件控制系统所组成,可以激励试件在空间三维方向上同时振动,对于类似需要模拟空间三维方向上同时振动可推广应用,尤其是汽车零部件企业提高零部件质量和可靠性具有重大价值。更多还原

【Abstract】 Conception and principle of 3-dimension random vibration are introduced in the article.The vibration test bench,which is composed of mechanics,electricity,vibration measurement analysis and software control system, can stimulate test piece to vibrate from 3D simultaneously.The test bench can serve purpose of the similar situation of simulating 3D vibration simultaneous-ly,especially be valuable for auto parts enterprises to improve the parts’ quality and reliability.更多还原