讨论了多自由度行星变速箱方案机构参数的优化计算方法。
Discussed the method of optimum calculation for the plan mechanism parameters of multi-freedom planetary gearbox.
该文借助图论，解决了行星变速箱综合简图几何相容性的判断问题。
In light of graph theory, here establishes the criterion for judging geometric compatibility of the synthesization diagram of planetary transmission.
一是举例分析含复合排的行星变速机构，建立其传动比公式，并进行评价。
In the article some examples is given to analyse planetary shifting mechanism with complex planetary gearset, deduct formulae of its transmission ratio and briefly evaluate it.
从安装空间和成本角度而言，行星变速器比双离合变速器有着更显著的优势。
Planetary transmissions have distinct advantages compared to dual clutch transmissions in terms of installation space, and especially in view of costs.
多档行星变速箱是十分有用的，但其最佳方案的设计是一件十分困难的工作。
Planetary gearbox is very useful but how to design its optimum scheme is quite difficult. In this paper, at first, a new method is presented and concisely narrated.
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 paper analyzed the deflection of a compound planetary gear set and calculated the damage percentage of its roller bearing.
面向未来对横置发动机车辆的需求，双离合变速器和带变矩器的行星变速器都表现强劲。
Both dual clutch transmissions as well as planetary transmissions with torque converters have a strong presence among future requirements for use in vehicles powered by transverse engines.
通过建立多自由度行星变速机构的构件相对转速图，提出了一种多自由度复合行星传动方案设计理论和方法。
The design theory and method of multi-freedom compound planetary transmission scheme were presented based on component relative rotational speed diagram.
近几十年来，在行星变速箱传动简图方案的设计工作中，如何获得最佳方案，一直是设计者们追求的一个课题。
It has been being a problem how to obtain the optimal scheme for designers in the design of kinematic scheme of planetary gear box in recent many years.
与三角形分析法比较，该方法具有形象、直观、易于理解的特点，能够迅速、准确地确定行星变速箱的功率流大小及流向。
Compared with the triangle method, the new way has the traits of visualizing, intuition, easy understanding, swift and nicety to determine the power currents and its direction of the planet gear box.
本文推导了拉维娜式行星齿轮变速器的运动特性方程。
This paper derives the motion property equation for Ravigneaux planetary transmission.
由于行星齿轮轴和变速器壳体螺栓固定，它会和变速器壳体一起旋转。
Since the pinion shaft is bolted to the case, it revolves with the case.
这种机构的机械传动效率是各种行星齿轮变速机构中较高的一种。
The mechanical driving efficiency of this mechanism is one kind of higher driving efficiency in various planetary gear transmission mechanisms.
比较不同结构型式行星齿轮机构的特点，基于它们各自的优缺点，选用拉威娜式自动变速器作为研究对象。
The structure and characteristic of different kinds of planetary gear train is briefly analyzed, based on this, Ravigneavx AT is selected as the research object.
对自动变速器的齿轮参数进行了优化，使行星排的效率得到明显的提高。
Automatic transmission gear of the parameters are optimized. Efficiency of at is improved obviously.
该型谱和基于矩阵与MATLAB的传动分析方法，为研究复杂行星齿轮机构和设计汽车自动变速器提供了新的途径。
The type spectrum and the method based on the matrix and MATLAB offers new approaches to the research of the complex planetary gear transmission and the design of the automatic transmission.
日本JTEKT面向汽车的自动传动系统和无级变速箱，推出了长寿命行星轴用滚针轴承。
Japanese JTEKT faces the automatic transmission system of the car and case of infinitely variable speeds, rolled out axis of macrobian life planet to use needle bearing.
系统地给出了杠杆模拟法的理论和应用方法，并将该方法推广成为行星式变速器动力学分析的通用方法。
The theory and solution of the lever analogy are systematically given, and the method is generalized to become a common one of dynamic analysis for planetary transmission.
下面就是自动变速器的最主要的机构------行星齿轮机构。
Following is the important part of automatic transmission: planetary gear sets.
行星齿轮组也同样用于许多汽车变速器中。
Planetary gear systems are also used in many automatic transmissions.
本文对用于行星式变速器分析的杠杆模拟法进行完善和拓展。
The lever analogy used in analyzing planetary transmission has been perfected and further developed in this paper.
研究和阐述一种适用于汽车自动变速器的行星齿轮新轮系。
A new type of planetary gear system for vehicle auto transmission is studied and set forth.
带式行星齿轮无级变速器实质上是一种可无级变速的封闭式差动轮系。
In essence the belt planetary gear continuously variable transmission is a planetary differential train the speed of which is adjustable.
在摆线针轮行星传动家族中，FA型摆线针轮行星传动变速器是一种新的传动装置。
In the family of the cycloid drive, the fa cycloid-pin wheel planetary drive reducer is a new transmission device.
文中推导了拉维娜式行星齿轮变速器的单排双行星轮式齿轮机构的运动特性方程式。
This paper derives the motion property equation of the one-row and two-planets gears for Ravigneaux planetary transmission.
但是，在自动变速器里，齿轮不需要滑动，所有齿轮相互之间保持啮合状态，换挡是通过行星齿轮的控制来实现的。
In an automatic transmission, however, the gears are never physically moved and are always engaged to the same gears. This is accomplished through the use of planetary gear sets.
风机的变速箱主要由箱体、行星轮系和变速机构等构成。
Fan gear mainly by the box, planetary gear speed change mechanism, and so on.
风机的变速箱主要由箱体、行星轮系和变速机构等构成。
Fan gear mainly by the box, planetary gear speed change mechanism, and so on.
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