自动控制元件实验一最小二乘法拟合用Eviews软件Word格式文档下载.docx
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Includedobservations:
6
Coefficient
Std.Error
t-Statistic
Prob.
N
0.023114
1.76E-05
1310.292
0.0000
C
-0.135238
0.022691
-5.959960
0.0040
R-squared
0.999998
Meandependentvar
26.49000
AdjustedR-squared
0.999997
S.D.dependentvar
14.49495
S.E.ofregression
0.024736
Akaikeinfocriterion
-4.299896
Sumsquaredresid
0.002448
Schwarzcriterion
-4.369309
Loglikelihood
14.89969
Hannan-Quinncriter.
-4.577764
F-statistic
1716866.
Durbin-Watsonstat
3.588539
Prob(F-statistic)
0.000000
(2)
EstimationCommand:
=========================
LSUNC
EstimationEquation:
U=C
(1)*N+C
(2)
SubstitutedCoefficients:
U=0.0226054147896*N-0.0226558031521
20
Sample(adjusted):
15
5afteradjustments
0.022605
0.000102
221.0211
-0.022656
0.111466
-0.203253
0.8519
0.999939
22.42000
0.999918
11.36253
0.102815
-1.422590
0.031713
-1.578815
5.556475
-1.841882
48850.31
1.987944
(三)
LSNUC
N=C
(1)*U+C
(2)
N=46.2324101557*U+10.4795319332
N
24
U
46.23241
0.286848
161.1740
10.47953
6.525673
1.605893
0.2066
0.999885
968.6000
0.999846
485.0826
6.019019
6.716900
108.6858
6.560675
-14.79225
6.297608
25977.05
2.951509
0.000001
(四)
N=50.0626029638*U-18.9498912382
27
50.06260
0.215491
232.3186
-18.94989
4.229774
-4.480119
0.0207
0.999944
900.6000
0.999926
387.3717
3.334739
5.535840
33.36146
5.379616
-11.83960
5.116548
53971.91
2.629182
==================================================================================================================================================================
直流力矩电动机机械特性
(一)
LSN1T1C
N1=C
(1)*T1+C
(2)
N1=-211.415585395*T1+960.365419433
N1
36
17
7
T1
-211.4156
15.50883
-13.63195
960.3654
37.57400
25.55931
0.973799
530.2857
0.968558
304.4907