全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Shaona Jiang , Xiaoyang Chen , Jiaming Gu ...
来源:[J].Chinese Journal of Aeronautics(IF 0.438), 2014, Vol.27 (5), pp.1301-1311Elsevier
摘要:Abstract(#br)This paper presents the model of calculating the total friction moment of space gyroscope ball bearings which usually work under ultra-low oscillatory motion and are very sensitive to the friction moment. The aim is to know the proportion of the friction moment caus...
作者:Jiang Shaona , Chen Xiaoyang , Gu Jiaming ...
来源:[J].Chinese Journal of Aeronautics(IF 0.438), 2014, Vol.27 (5), pp.1301-1311DOAJ
摘要:This paper presents the model of calculating the total friction moment of space gyroscope ball bearings which usually work under ultra-low oscillatory motion and are very sensitive to the friction moment. The aim is to know the proportion of the friction moment caused by each...
作者:Guo , Song , Zhang
来源:[J].Journal of Earthquake Engineering(IF 0.661), 2015, Vol.19 (5), pp.731-751Taylor & Francis
摘要:This article presents the seismic fragility analysis of a self-centering steel moment-resisting frame (SC-MRF) with web friction devices. A detailed numerical model of the SC frame was developed using the Open System for Earthquake Engineering Simulation (OpenSees) and the elasto...
作者:I. M. Elmanov , G. V. Darovskoi
来源:[J].Journal of Friction and Wear(IF 0.357), 2009, Vol.30 (4), pp.297-304Springer
摘要:Abstract(#br)The error of friction coefficient determination with Amsler-type machines depends strongly on the friction losses in the machine’s spindle unit. It is shown theoretically that the error is inversely proportional to the product of the lower roller diameter times...
作者:陈会航 , 李松生 , 尚耀华 ...
来源:[J].润滑与密封, 2018, (07), pp.90-95
摘要:高速主轴滚子轴承运行时,其内部的动态摩擦力矩是决定轴承摩擦磨损、发热、温升及寿命等高速性能的关键技术参数之一。利用平衡力矩法原理,针对滚子轴承的具体结构特点和运行条件,研制一种高速主...
作者:H. Sakai
来源:[J].Int. J. of Vehicle Design(IF 0.509), 1981, Vol.2 (3), pp.335-372Inderscience 出版公司
摘要:... Part 1: Review of theories of rubber friction. Previous theoretical work on the dynamic properties of tyres is reviewed. Extensions of a theory relating tyre cornering properties to conditions of braking and traction are considered, along with factors relevant to a further ex...
作者:H. Sakai
来源:[J].Int. J. of Vehicle Design(IF 0.509), 1981, Vol.2 (2), pp.182-226Inderscience 出版公司
摘要:... Part 1: Review of theories of rubber friction. Previous theoretical work on the dynamic properties of tyres is reviewed. Extensions of a theory relating tyre cornering properties to conditions of braking and traction are considered, along with factors relevant to a further ex...
作者:曾平 , 程光明 , 张军 ...
来源:[J].农业机械学报, 1999, (05), pp.68-71CNKI
摘要:针对机械的回转系统,提出一种整机测试其转动惯量和动摩擦力矩的新方法,分析了测试原理,推导了计算公式,并进行了初步的测试研究。实测证明,这种测试计算方法可以直接进行回转系统的惯量和动摩擦力矩...
被引频次:18下载频次:181
作者:杨元恺 , 郎需英
来源:[J].自动化学报, 1983, (04), pp.248-252CNKI
摘要:本文论述了通过设置摩擦力矩观测器和引入前馈控制的方法,对精密转台中的摩擦力矩进行动态补偿,提高了转台精度井为研制结构简单而性能良好的新型转台提供了途径。
被引频次:37下载频次:143
作者:张辛 , 高奋武 , 孔志营
来源:[J].装备制造技术, 2016, (04), pp.80-83
摘要:介绍一种高精度、快速测量超越离合器轴承动态摩擦力矩的装置。该装置采用力矩平衡的测量原理实现了超越离合器轴承的动态摩擦力矩测量,实现了轴承安装方便快捷,测量精度提高,满足了超越离合器轴承在不同...

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