| 1. | Reliablity optimal design of ngw type epicyclical gear train
型行星轮系的可靠性优化设计 |
| 2. | Transmission principle and self - locking conditions of a type of planetary gear train
一种自锁的行星轮系传动原理与自锁条件研究 |
| 3. | Three sets of epicyclic train were adopted by the robot to be served as the walking components and the adjusting mechanism for the radial dimensions and to be evenly distributed along the circumference
机器人采用三组行星轮系作为行走部件和径向尺寸调节机构，并沿圆周均匀分布。 |
| 4. | Therefore if the closed planetary gear train and the differential plahetary gear train set up a multistage mixed gear train , we will obtain a winch on automobile crane which satisfy the request of double speed , great transmission ratio and small volume
因此将差动和封闭行星轮系组成多级混合轮系，就可得到一种满足汽车起重机上的卷扬机双速、大传动比、小体积要求的传动机构。 |
| 5. | The aim of this research was to study the dynamics characteristics of the mechanism with planetary elliptic gears , establish the optimized models and obtain the optimal parameters of this type mechanism . the contents and results of the research were listed as follows
本文的研究目的是以椭圆齿轮行星轮系分插机构为主要研究对象，分析其动力学特性，建立动力学模型并验证，最后建立动力学优化模型并找出最佳参数。 |
| 6. | A new vehicle power split continuously variable transmission system ( pscvt ) is presented in this paper . the system consists of a variable pulley set , a planetary train , two electromagnetic clutches , a electromagnetic brake etc . electromagnetic clutches and brake are controlled by ecu
针对微型汽车，本文提出了一套功率分流式汽车无级变速系统，系统由一组可变带轮半径的带式无级变速装置和一组行星轮系、离合器及电子控制单元等组成。 |
| 7. | In addition for raising rise - and - fall - speed of goods when crane is in empty load and light load situation we need a improved double - speed - type transmission based on the original single - speed winch . using the differential planetary gear train that can do movement synthesis precisely can achieve this goal
另外为了提高起重机空钩和轻载时的货物升降速度，要求在旧型的单速卷扬机上进行改进实现双速传动，而利用差动行星轮系可进行运动合成的特点能达到这一目的。 |
| 8. | The programme logic controller is utilized to control the inverter ' s output frequency which accomplishes controlling the velocity of speed - controlling asynchronous moter . the velocity between main asynchronous moter and speed - controlling asynchronous moter is composed by way of the differential planetary gear train , the tranmission system is made to regulate velocity stepless in large scope which succeed in controlling starting progress of load
使用可编程控制器对变频器的输出频率进行控制，实现对调速电机转速的控制。调速电机与主电机的转速经差动行星轮系的速度合成，可使传动系统在很大范围内无级调速，实现对负载的可控起动。 |
| 9. | A novel multi _ mode hev s systematic model is then presented basing on the research of toyota " s prius hev , which focuses on its drive system " s structure and control strategy . the hybrid configuration proposed in the paper features a planetary gear train for an electric cvt mode in addition to lay - shaft gears for multiple speed ratios and realizes six operation modes in a simple structure
重点研究了丰田公司的prius混合动力电动汽车的驱动结构及其控制策略，在其基础上提出一种新型多模式混合动力电动汽车的系统模型，采用行星轮系和四组齿轮副作为传动机构，可进行连续传动，以简单的结构实现了六种工作模式。 |
| 10. | The range of theoretional driving of a pair of spherical gear is limited to - 90 90 , this paper solve the problems of series fixing of spherical gears in series . and it ' s output shaft can swing in the orientation of 360 ? at will , and maximal swinging angle can reach 136 , so it possess favorable flexibilities of motion
所研制的柔性手腕机构采用了由三对球齿轮传动串联而成的空间三重系杆行星轮系结构，可实现全方位的任意偏摆，其输出轴最大偏摆角度可达136 ，具有良好的运动柔性。 |
