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dddddddd
机械齿轮的参数优化,设计一直齿圆柱齿轮传动, 已知其齿数比u= 4, 小轮轴
扭矩T 1= 100N. m, 单向传动, 润滑良好, 非对称布置, 两齿
轮材料 小齿轮40Cr, 调质, 齿面硬度HB= 250~ 280, [ RH ] 1
= 630MPa, [ RF ] 1= 288MPa 大齿轮45 钢, 调质, 齿面硬度
HB= 220~ 250, [ RH ] 2= 550MPa, [ RF ] 2= 204MPa, 取载荷系
数K = 1. 28。(Parameter optimization of the mechanical gear design has been Cylindrical Gear, known gear ratio u = 4, small axle torque T 1 = 100N m, one-way transmission, well-oiled, non-symmetrical arrangement of the materials of the two gears pinion 40Cr quenched and tempered tooth surface hardness HB = 250 ~~ 280 [RH] 1 = 630 MPa [RF] 1 = 288MPa large gear 45 steel, quenched and tempered tooth surface hardness HB = 220 to 250, [RH] = 550MPa , [RF] 2 = 204MPa, to take load factor K = 1 28.)
- 2013-01-05 19:43:07下载
- 积分:1
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tiaoshiban
设计一个AC/DC/AC变频器设计,具体参数如下:三相交流输入380V/50Hz,三相输出交流电压500V/400Hz,THD<5 ,负载为一般的阻感负载,功率5000W。(Design of a AC/DC/AC converter design, the specific parameters are as follows: Three-phase AC input 380V/50Hz, three-phase output AC voltage 500V/400Hz, THD < 5 , as a general resistive load inductive load, power 5000W.)
- 2021-01-13 22:58:47下载
- 积分:1
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sengao
可以得到很精确的幅值、频率、相位估计,FMCW调频连续波雷达的测距测角,包括 MUSIC算法,ESPRIT算法 ROOT-MUSIC算法。( You can get a very accurate amplitude, frequency, phase estimation, FMCW frequency modulated continuous wave radar range and angular measurements, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm.)
- 2016-11-21 22:27:46下载
- 积分:1
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BP_MATLAB
包括种群初始化、选择、交叉、变异各个子程序,每一部分都作为一个单独M文件。主程序是实现遗传算法网络的训练过程;测试程序可以对训练得到的网络进行结果测试(Including population initialization, selection, crossover and mutation all subroutines, each of which as a separate M-file. Main program is to achieve genetic algorithm network training process test procedures can be trained to get the results of the test network)
- 2021-01-27 00:18:37下载
- 积分:1
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matlab
MATLAB与PSCAD联合仿真实例,包括 hvdc_fourier、hyst_plot、phasor、three_dim_plot等(The Co-Simulation of MATLAB and PSCAD,including hvdc_fourier、hyst_plot、phasor、three_dim_plot.)
- 2021-01-05 22:28:55下载
- 积分:1
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Chen_review_PE_wind_200908
风机发电的文献 非常的详细 有关matlab 的例程都很明确(Fan power is very detailed literature about the matlab routines very clear)
- 2014-11-05 13:06:10下载
- 积分:1
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matlabhelp
中文版的matlab帮助文件,英文不好的兄弟们有福了(Chinese version of matlab help files, English is not good brothers blessed)
- 2007-11-16 15:51:36下载
- 积分:1
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imlogpolar
使用傅里叶梅林变换进行图像配准,抗旋转、平移和缩放~(Using Fourier Mellin Transform Image Registration)
- 2011-04-22 11:07:55下载
- 积分:1
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123
用Dirichlet法求解Laplace方程的MATLAB程序(Laplace equation with Dirichlet method of MATLAB program)
- 2010-05-20 15:15:55下载
- 积分:1
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handoff-code-matlab
无线异构网络垂直切换算法的仿真matlab(handoff code of matlab)
- 2021-03-22 11:59:16下载
- 积分:1