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Planetary gear systems are also used in many automatic transmissions. 行星齿轮组也同样用于许多汽车变速器中。
The bike chain drives a sun gear on the rear axle, which transmits power to planetary gears situated around it. 自行车的链条会驱动后轮轮轴上的太阳齿轮，将动力传送到四周的行星齿轮。
When the device detects acceleration, it sends a signal to a small electric servomotor that rotates a sleeve on the axle to shift the planetary gears. 当仪器侦测到轮子加速，就会将讯号传送到一个小型的电子伺服马达，马达会带动轮轴上的套筒，然后变换行星齿轮的位置。
The optimal objective of planetary gears can be achieved and the efficiency of design can also be raised by using this method. 实践结果表明，用本方法设计的行星齿轮机构不但达到了最优化目标，还可以大大提高设计效率。
This paper discusses the optimization design of the planetary gears taking the high efficiency light weight、compact size of planetary gears as target. 摘要以行星齿轮机构传动效率高、重量轻体积小等为目标，探讨行星齿轮机构的优化设计。
At the heart of BMW′s Active Steering system is the planetary gear set incorporated into the steering column. bmw主动转向系统的核心是内置在方向盘传动轴上的一个行星装置。
Using this method, we can protract vector analysis atlas of planetary gear drive mechanism. 应用此方法,可定性地绘制出行星齿轮传动机构速度分析图谱。
They have a torque converter and planetary gear sets which are controlled by Brakes and clutches to provide two or three forward gear ratios. 变速器有液力变矩器以及由制动器和离合器控制的行星齿轮组,行星齿轮组可以提供二或三个向前的传动比。
It design the computer procedures that can select automatically the type of planetary gear drive mechanism, optimize the design and parametric drawing. 通过编制相应的计算机程序，实现了行星齿轮传动的自动选型、优化设计和参数化绘图。
Inquires into the EHL calculation for involutes planetary gear drive with small tooth number difference and its relative formulas are derived. 从受力分析、承载能力、平衡减振、传动效率和系列设计等方面,对少齿差环板式减速器的研究现状进行了评述。
This essay describes the application of the cylinder cram mechanism and the planetary gear system in the multi head anti stealing cover seal mechanism. 通过行星轮系-圆柱凸轮机构在多头防盗盖封口机中的应用,详细论述了其运动原理及设计要点。
Inquires into the EHL calculation for planetary gear transmission in scraper conveyer,and its calculation formula is derived. 基于差动行星齿轮传动机构,提出了一种新型主动式波浪补偿系统。
The purpose of this paper is to propose a methodology for the design of the kinematic structures of planetary gear trains for automatic transmissions. 行星齿轮系具有结构紧密、传动效率高、高减速比与差速传动等特性,被广泛应用于汽车自动变速机构的设计。
The paper analyzed the deflection of a compound planetary gear set and calculated the damage percentage of its roller bearing. 针对某行星变速机构复合排行星齿轮和滚针轴承进行了受力变形分析和损伤率计算。
The companies manufacturing planetary gear drives, helical and bevel-helical gearboxes,winches are managed together in the business unit: Brevini Power Transmission. 布雷维尼动力传动公司设计制造星齿轮减速机，平行轴及直角型斜齿减速机及卷扬机等主要产品。
The purpose of this work is to integrate the brushless DC (BLDC) motor with the planetary gear train (PGT) to form a compact structural assembly with desired functions. 本研究之目的在于整合直流无刷马达的电磁设计与行星齿轮式减速机之机构设计的基础学理，从构造上与功能面构思一体式的整合设计方案，并将此一创新构想有系统地实现。
Because of the limitations of the method for kinematic analysis and efficiency calculation of planetary gear trains(PGTs),a graphic method was proposed. 针对现有的行星齿轮系运动学分析和效率估算方法存在计算复杂的问题,提出了一种图形解析法。
A calculative model for one type of planetary gear increaser used in wind power generator is set up and the analysis of the static load sharing mechanism is given. 建立风力发电机增速行星齿轮传动系统的计算模型,从静力学角度出发分析系统的均载特性。
The authors think that the planetary gear pumping unit can work with long stroke or ultra-long stroke as the blue ele phant, it is characterized by impact structur... 认为行星齿轮抽油机与无游梁抽油机一样，可以实现长冲程或超长冲程，具有结构紧凑、体积小、重量轻和移运方便的特点，它克服了无游梁抽油机在换向方面存在的弊端，具有换向可靠性高和使用寿命长等优点。