1) oil-film force
油膜力
1.
New model calculating unsteady nonlinear oil-film forces by Rayleigh-Ritz method;
用瑞利-李兹法求解瞬时非稳态滑动轴承油膜力的新算法
2.
Study on nonlinear dynamic characteristics of Jeffcott rotor system under oil-film force and alford force;
Jeffcott转子在油膜力和气流力作用下的非线性研究
3.
It is necessary to have the relational curve(WP curve) between oil-film force and feature pressure of bearings so as to identify their oil-film force from their feature pressure.
本文以实际机组椭圆轴承为例,研究了轴承主要几何、运行参数对WP曲线的影响,主要结论:轴承进油温度对关系曲线影响较小,间隙比对关系曲线的影响也不大;而椭圆度对关系曲线的影响很大,是影响油膜力识别精度的关键参数;椭圆度在机器长期运行过程中的时变特性必须在油膜力识别中加以考虑,为此本文建议了一种办法制作反映椭圆度时变影响的WP曲线。
2) oil film force
油膜力
1.
Study on nonlinear oil film force of journal bearing;
滑动轴承非线性油膜力研究
2.
The nonlinear oil film forces were considered.
本文以舰船主推进轴系为研究对象,考虑了非线性油膜力的作用,在推进轴的非线性油膜力模型中,考虑了油膜涡动效应和挤压效应以及多个轴承油膜力的耦合影响,并考虑了轴承结构本身的刚度。
3.
When considering oil film force for piston assemble,piston-crankshaft system performances of an combustion engine used in a coal mine was investigated by the use of radial base function neural network(RBFNN).
利用径向基神经网络(RBFNN)对油膜力作用下的矿用发动机活塞-轴系系统性能进行了研究。
3) oil film pressure
油膜压力
1.
According to the parameters of lubricant and the load on rollers,the oil film pressure and frication factor are solved.
对汽车驱动桥主减速器圆锥滚子轴承进行弹性流体动力润滑分析,根据润滑油的物理参数和滚子承受的载荷,求出了油膜压力和摩擦因数。
2.
The strain transducers used to measure oil film pressure of journal bearings were improved.
对用于滑动轴承油膜压力测量的应变式压力传感器进行了改进设计,利用有限元分析软件ANSYS对其进行了分析,包括静力分析和模态分析。
3.
This paper puts forward and develops a profiling method of oil film pressure distribution of broad sliding bearing,whose feasibility has been verified by experiments.
本文提出并研制了一种宽型滑动轴承的油膜压力周向分布的仿真方法,通过实验验证了该方法的可行性,这种方法对现场使用的滑动轴承也有一定的推广价值。
4) film pressure
油膜压力
1.
By employing difference method and successive over relaxation(SOR) method for solving the double Reynolds equation,the distribution of film pressure is displayed in Matlab.
在差分法的基础上,采用超松弛迭代法对二维Reynolds方程进行求解,通过Matlab求得滑动轴承油膜压力的分布曲线,进一步研究了轴承的宽径比、偏心率对油膜压力分布变化规律的影响。
5) pressure
[英]['preʃə(r)] [美]['prɛʃɚ]
油膜压力
1.
Based on Virtual Instrument Technology and LabVIEW,the hardware circuit of acquiring oil-film pressure,temperature,as well as oil-film pressure analytical program,was depcited in detail.
介绍了虚拟仪器及其软件LabVIEW,然后利用虚拟仪器技术及其软件LabVIEW设计了动载滑动轴承油膜压力、温度采集硬件电路及油膜压力采集分析程序。
2.
Based on Virtual Instrument Technology and LabVIEW,the hard- ware circuit of acquiring oil-film pressure,temperature,as well as oil-film pressure analytical program,was depeited in detail.
介绍了虚拟仪器及其软件 LabVIEW,然后利用虚拟仪器技术及其软件 LabVIEW 设计了动载滑动轴承油膜压力、温度采集硬件电路及油膜压力采集分析程序。
6) viscous shearing force
油膜剪力
1.
Based on a certain type of aero-engine, 4-mass nonlinear dynamic model is developed for the behavior of rubbing faults in a sliding bearing-rotor-stator system, with which the synthetic effect of nonlinear reactive force and viscous shearing force of oil film and rubbing force on the response to the coupling rubbing faults of the system is analyzed.
以某型发动机转子碰摩故障为背景,建立了滑动轴承-弹性转子-定子系统碰摩故障的四质量非线性动力学模型,分析了非线性油膜力、油膜剪力和碰摩力对转子系统耦合故障响应的影响·利用数值模拟分析了考虑油膜剪力情况下该系统的分岔与混沌运动,得到了该轴承转子定子系统在某些有实际意义的参数域内的非线性响应的Poincar啨映射图、Lyapunov指数曲线图、分岔图、相轨线图、轴心轨迹图和幅值谱图,发现了该系统的丰富的非线性行为·分析结果表明,系统响应在较宽的频率范围内存在着分频周期运动、拟周期运动和混沌运动,在混沌运动区内存在大量的窄带周期窗
补充资料:油膜轴承油
分子式:
分子量:
CAS号:
性质:为抗氧防锈型润滑油。具有良好的粘温性能、抗氧化性、防锈性及抗泡沫性等。目前最重要为21号油膜轴承油,适用于轧钢机的动压、静压、动静压油膜轴承,也可用于低速、重负荷大型机械的滑动轴承。以原油经过常减压蒸馏、丙烷脱沥青、深度溶剂精制、溶剂脱蜡及补充精制所得润滑组分,再加入抗氧、防锈、抗泡沫添加剂调制而成。
分子量:
CAS号:
性质:为抗氧防锈型润滑油。具有良好的粘温性能、抗氧化性、防锈性及抗泡沫性等。目前最重要为21号油膜轴承油,适用于轧钢机的动压、静压、动静压油膜轴承,也可用于低速、重负荷大型机械的滑动轴承。以原油经过常减压蒸馏、丙烷脱沥青、深度溶剂精制、溶剂脱蜡及补充精制所得润滑组分,再加入抗氧、防锈、抗泡沫添加剂调制而成。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条