daiweisc
2008-03-08, 18:35
自己编写的程序，运行后出现下列问题，请高手指教，程序见附件
Optimization terminated: first-order optimality is less than options.TolFun.
f =
0 -1.4086
Warning: Default trust-region dogleg method of FSOLVE cannot
handle non-square systems; using Gauss-Newton method instead.
> In fsolve at 248
In swirlnozzle at 35
f =
0 -1.4086
f =
0 -0.3986
f =
0 -0.1218
f =
0 0.6373
f =
0 -0.1440
f =
0 -0.1218
f =
0 -0.1218
f =
0 0.1749
f =
0 0.0159
f =
1.0e-003 *
0 -0.8681
f =
1.0e-003 *
0 -0.8681
f =
1.0e-003 *
0 -0.8680
f =
1.0e-004 *
0 0.5751
f =
1.0e-003 *
0 0.4645
f =
1.0e-009 *
0 -0.1381
f =
1.0e-009 *
0 -0.1381
f =
1.0e-007 *
0 0.5120
Optimization terminated: directional derivative along
search direction less than TolFun and infinity-norm of
gradient less than 10*(TolFun+TolX).
f =
0 -0.1066
Warning: Default trust-region dogleg method of FSOLVE cannot
handle non-square systems; using Gauss-Newton method instead.
> In fsolve at 248
In swirlnozzle at 45
f =
0 -0.1066
f =
0 0.0257
f =
0 0.0993
f =
1.0e-003 *
0 -0.3986
f =
1.0e-003 *
0 -0.3986
f =
1.0e-003 *
0 -0.3986
f =
1.0e-004 *
0 -0.6689
f =
1.0e-004 *
0 0.8004
f =
1.0e-011 *
0 -0.2870
f =
1.0e-011 *
0 -0.2870
f =
1.0e-007 *
0 0.1555
Optimization terminated: directional derivative along
search direction less than TolFun and infinity-norm of
gradient less than 10*(TolFun+TolX).
单位：mm
排放口直径=6.2,修正后的入口直径=6.2旋流半径=4.97,喷射角=48.5 0.5616
m选的合适，不需要再调整，m=
0.8000
参数合适，不需要调整
旋流室直径=16.2>>
Optimization terminated: first-order optimality is less than options.TolFun.
f =
0 -1.4086
Warning: Default trust-region dogleg method of FSOLVE cannot
handle non-square systems; using Gauss-Newton method instead.
> In fsolve at 248
In swirlnozzle at 35
f =
0 -1.4086
f =
0 -0.3986
f =
0 -0.1218
f =
0 0.6373
f =
0 -0.1440
f =
0 -0.1218
f =
0 -0.1218
f =
0 0.1749
f =
0 0.0159
f =
1.0e-003 *
0 -0.8681
f =
1.0e-003 *
0 -0.8681
f =
1.0e-003 *
0 -0.8680
f =
1.0e-004 *
0 0.5751
f =
1.0e-003 *
0 0.4645
f =
1.0e-009 *
0 -0.1381
f =
1.0e-009 *
0 -0.1381
f =
1.0e-007 *
0 0.5120
Optimization terminated: directional derivative along
search direction less than TolFun and infinity-norm of
gradient less than 10*(TolFun+TolX).
f =
0 -0.1066
Warning: Default trust-region dogleg method of FSOLVE cannot
handle non-square systems; using Gauss-Newton method instead.
> In fsolve at 248
In swirlnozzle at 45
f =
0 -0.1066
f =
0 0.0257
f =
0 0.0993
f =
1.0e-003 *
0 -0.3986
f =
1.0e-003 *
0 -0.3986
f =
1.0e-003 *
0 -0.3986
f =
1.0e-004 *
0 -0.6689
f =
1.0e-004 *
0 0.8004
f =
1.0e-011 *
0 -0.2870
f =
1.0e-011 *
0 -0.2870
f =
1.0e-007 *
0 0.1555
Optimization terminated: directional derivative along
search direction less than TolFun and infinity-norm of
gradient less than 10*(TolFun+TolX).
单位：mm
排放口直径=6.2,修正后的入口直径=6.2旋流半径=4.97,喷射角=48.5 0.5616
m选的合适，不需要再调整，m=
0.8000
参数合适，不需要调整
旋流室直径=16.2>>