边界条件:收口 扭转偏摆 施加

在全局坐标系下施加边界条件:

收口,扩管:

Z轴为中心轴:

X:  A*cos(atan2(Y , X)  or  A*X*sqrt(X^2+Y^2)

Y:  A*sin(atan2(Y , X)  or A*Y*sqrt(X^2+Y^2)

扭转:

 

X: R*cos(atan2(Y,X)+theta)-X

Y: R*sin(atan2(Y,X)+theta)-Y

 

偏摆:

conical(z)
xxx
sqrt(Y*Y+14.3*14.3*cos(atan2(Z,X))*cos(atan2(Z,X)))*cos(0.0174*3+atan2(Y,14.3*cos(atan2(Z,X))))-14.3*cos(atan2(Z,X))
yyy:
sqrt(Y*Y+14.3*14.3*cos(atan2(Z,X))*cos(atan2(Z,X)))*sin(0.0174*3+atan2(Y,14.3*cos(atan2(Z,X))))-Y

 

 

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