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1.First, the traction force formula of cylindrical plough face based on the prior study was deduced, and the forces of the solid model of circumrotatory pin was calculated, and visual dummy design technology was applied to analyse the force of circumrotatory pin and the parameter of pin.
根据该公式计算出旋转销三维实体模型所受的力，根据该力运用可视化虚拟设计技术对模型进行受力分析，对旋转销的参数进行合理设计； 根据牵引阻力公式计算出安全螺栓所受的力，根据该力运用虚拟设计技术对安全机构进行设计。收藏指正
2.In order to retain walking tractor’s comprehensive utilization ratio, solve the question that walking tractor transport unit can’t be the fairly good traction force in the sloping fields, we adopt drived type— trailer in transport, transforming traction type into drive type, thereforce improving unit’s adhesive function, raising transport efficiency and security, at the same time we analyse the active force of the drived type— trailer transport unit.
为保持手扶拖拉机的综合利用率,解决手扶拖拉机运输机组作业时,特别是坡道上不能较好地发挥牵引力的问题,提出了运输时采用驱动拖斗的方式,由牵引型变为驱动型,以改善机组的附着性能,提高运输效率和安全性,同时对驱动拖斗运输机组进行了受力分析。收藏指正
3.In this paper, through the programming calculation of traction force with MATLAB in three different pressure distribution(EHL theory、HZ theory、MP theory), we discuss the precision degree of both HZ theory and MP theory, and their applying field respectively
本文通过对三种不同压力分布 (弹流润滑理论、赫兹理论、平均赫兹理论 )下牵引力的MATLAB编程计算 ,探讨了赫兹理论、平均赫兹理论的精确程度 ,以及其各自的适用范围收藏指正
4.In order to meet the transportation requirement of bulky cargo,we add front driving axle and transfer case to the tractor 2641S,refit the tractor from 6×4 to 6×6,and enhance the driving axle ratio from 5.26 to 7.63 to increase traction force.
为满足超大型物料运输的需要,在原2641S型牵引车上增加前驱动桥和分动箱,将其从6×4形式改成6×6形式,并将驱动桥速比从5.26提高到7.63以增加牵引力。收藏指正
5.Traction convertor of type DJF_1 driving force scattered AC EMU
DJF_1型动力分散交流传动电动车组用牵引变流器收藏指正
6.Model JD112 asynchronous traction motor for type DJF_1 drivi ng force scat tered AC EMU
DJF_1型动力分散交流传动电动车组用JD112型异步牵引电动机收藏指正
7.All these properties indicate that in liquid water, the force of at traction between the molecules is high.
所有这些特性都表明，液态水中分于之间的吸引力较大。收藏指正
8.Longitudinal force of Heavy Haul Train During Traction Speed Regalation and Emergency Brake──the Testing Research of 10000t Heavy Haul Train on Da-Qin Railway
重载列车牵引、调速及紧急制动的纵向力──大秦线万吨列车试验研究收藏指正
9.Type DJF1driving force scattered AC drive EMU(Cen tral Plain Star)is the first train that poses the intellectual as-set in Chi na. This article in tro duces the general disposal,main technical parameters,traction and braking characteristics,electrical and me chani cal system,main components of it.
系统地介绍了我国首列拥有自主知识产权的DJF1型动力分散交流传动电动车组(“中原之星”)的总体布局,列车总参数,列车牵引、制动特性,电气及机械系统,主要部件特点等。收藏指正
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