The application of msts eliminates such drawbacks as redundant labor force, equipments and specialists involved and much time consumed in dynamic characteristics tests msts的应用,克服了发电机组的交接大、小修及故障检修后动态特性试验用人多、使用仪表多、牵扯专业多、耗时长等弊端。
A static / dynamic characteristic test was done to obtain all dynamic parameters of the lathe, then the software ansys for fea was used to simulate and display various vibration modes and natural frequencies with the guide joint parameters taken into account 首先利用静、动态特性实验得出机床的各项动态参数,然后用ansys有限元分析软件模拟和显示机床在考虑导轨结合面参数条件下的各阶模态下的振型和固有频率。
The main contents are composed of the dynamic characteristic testing system for the switch of pressure temperature controller and analyzing the obtained data in the experiment, accessing the quality of the switch, putting forward the steps to improve the quality and the capability 本论文的设计与研制工作主要包括压力式温控器开关动态特性测试系统的研制和对获取的数据进行分析,评定温控器开关的质量,给出改进其质量、提高其性能的措施两部分。
Secondly, this thesis analyses and tests the dynamics characteristics of the frame . the first inherent frequency has been ascertained by dynamics characteristics tested, analyzed and finite element calculated, strongly supports us to choose the scheme of benfield frame vibration control 其次,文章分析和测试了苯菲尔框架的动力学特性,通过测试分析和有限元计算确定了苯菲尔框架的第一阶固有频率,为苯菲尔框架大幅低频振动的控制方案决策提供了有力的支持。
In this paper, based on the theory of radial-thrust floating ring hybrid bearing, the dynamic characteristic test for this kind of hybrid bearing is accomplished on the self-made test stand, the dynamic characteristics of the testing bearing are got, and the dynamic characteristic coefficients of the thrust part of the bearing are measured for the first time, the result of the test is compared with the theoretical calculation 本文是在径向?推力联合浮环动静压轴承理论研究的基础上,利用自制的实验台完成了对该轴承的动特性试验研究,首次得到了测试轴承的动态特性,并将实验结果和理论计算进行了对比。