.


:

:



,



( , )

:

































 

 

 

 
FAQ

Torques 4kurs.mw ( .. ),

. [1]

.. : . 1. . .. , 2013, 44 .

:

2.

1. ( )

.-.
g 10. /2 ;
Moc 2.
Mchel 0.5 .
Mos 0.2
Mdop 0.1 .

 

2. ( )

.-.
Mpl:= Moc +Mchel+ Mos+Mdop 2.8
Mpl:=ceil(Mpl)  
Ppl:=Mpl*g;  
Mnr:=eil(0.3*Mpl)  
Pnr:=Mnr*g  
Psum:=ceil(Ppl+Pnr)   .

 

3. ( , )

. . .-.
Pi180:=evalf(Pi/180) 0.0175 / [] []
nx:=ny:=nz: 3. - .
nv 1. -
FRnr:= Psum/2*(evalf(sqrt(nx^2+nz^2))+nv)   .
FAnr:=ceil(Psum*(ny+nv))   .
bkGr   []
bk:=evalf(bkGr *Pi180) 0.35 []
APNnr:= ceil(0.1*(1.58*FRnr*tan(bk)+0.5*FAnr))*10   - .
FRpl:= ceil(Ppl/2* (evalf(sqrt(nx^2+ny^2+nz^2))+nv))  
FApl:=ceil(Ppl*(sqrt(nx^2+nz^2)+nv))  
APNpl:= ceil(0.1*(1.58*FRpl*tan(bk)+0.5*FApl))*10     -

4. ( , )

.-.
  M0   7.2 = = - R > F0 = 5=500
F0 500.
k1 0.0069
k2 0.0035
k3 0.0008
Mtry:=2*ceil(0.1*evalf(M0+F0*(k1-k2)+ +(k2*FRnr+k3*APNnr)*100))*10   .
Mtrx:=2*ceil(0.1* evalf (M0+F0*(k1-k2)+ +(k2*FRpl+k3*APNpl)*100))*10  

 

 

5. .

. . . .-.
FRnr0:= Psum/2     .
FAnr0:=   .
M00:=M0+F0*(k1-k2) 8.9
Mnby0:=2*ceil(M00+(k2*FRnr0)*100)     .
FRpl0:= Ppl/2  
FApl0:= 0  
Mnbx0:=2*ceil(M00+(k2*FRpl0)*100)    

 

 

6. . ( , , )

 

.-.
aM   ..
bM  
MnbYmin Mnbmin   MnbYmax MnbXmax   -10000 -10000 ( ) .

 

2 ( nb) 1 . ( , 1, , )     .   . .
for na from -aM by 1 to +aM do alf:=na*Pi/180;ca:=cos(alf);sa:=sin(alf); for nb from -bM by 1 to +bM do bet:=nb*Pi/180; cb:=cos(bet);sb:=sin(bet); MnbY:=evalf(Mnby0*(nx*(sa-ca)+nz*(sa+ca))+ +Mnbx0*cb*(nx*(sa-ca*cb)+ +ny*sb+nz*(sa*cb+ca))); MnbX:=evalf(Mnbx0*((nx*ca-nz*sa)*(cb+sb)+ny*(sb-cb)));   if MnbY < MnbYmin then MnbYmin:=MnbY:end if; if MnbX < MnbXmin then MnbXmin:=MnbX:end if; if MnbY > MnbYmax then MnbYmax:=MnbY:end if; if MnbX > MnbXmax then MnbXmax:=MnbX:end if; od: od: print (" diapazon MY nb =",ceil(MnbYmin),ceil(MnbYmax)); print (" " diapazon MX nb =",ceil(MnbXmin),ceil(MnbXmax));        
  diapazon MY nb . -362  
  diapazon MY nb -169  
MnbY:= ceil(max(abs(MnbYmin), abs(MnbYmax))) Y ..    
MnbX:= ceil(max(abs(MnbXmin),abs(MnbXmax))) X    

7. w e

( , )

. . .-.
apl ´ bpl ´ cpl 0.22 0.22 0.02   xyz
JplZ:= Mpl*(apl^2+bpl^2)/12; 0.0242 2 z
anr ´ bnr ´ cnr 0.24 0.24 0.08   . xyz
t 0.01
V1:= anr*bnr*cnr 0.001152 3 .
V2:= (anr- 2 *t) * (bnr- 2 *t) *cnr 0.000968 3 .
V:= V1 - V2; 0.000184 3
plotn:=Mnr/V 5434. /3 .
JnrX:=plotn*(Vnr1*(bnr^2+cnr^2) -Vnr2*((bnr-t)^2+cnr^2))/12 0.00887 2 .
JnrY:=plotn*(Vnr1*(anr^2+cnr^2) -Vnr2*((anr-t)^2+cnr^2))/12 0.00887 2 . y
JnrZ:=plotn*(Vnr1*(anr^2+bnr^2) -Vnr2*((anr-t)^2+(bnr-t)^2))/12 0.0177 2 . z
B:=JnrY+JplZ; 0.0330 2
Pi180:=evalf(Pi/180) 0.01745 - .
  w100:=100*Pi180   1.745   / , 100 /, [/]
wxc:=w100; wyc:=w100; wzc:=w100;   1.745   /
  wt140:=140*Pi180   2.443   /2 , 140 /2, [/2]
wtxc:=wt140; wtyc:=wt140; wtzc:=wt140;   2.443   /2
  wwMYmin   wwMYmax     -10000     ( )

 

 

2 y . 1 . y . . ( , 1, )     .   . .
for nb from -bM by 1 to bM do bet:=evalf(nb*Pi180); cb:=cos(bet);sb:=sin(bet);tng:=evalf(tan(bet)); A:=(JnrX+JnrY/cb^2+(B+JplZ)*tng^2-JnrZ); for na from -aM by 1 to aM do alf:=evalf(na*Pi180); sa:=evalf(sin(alf)); ca:=evalf(cos(alf)); s2a:=evalf(sin(2*alf)); c2a:=evalf(cos(2*alf));   wwinMY:=evalf(B*tng*(wtxc*ca-wtzc*sa+wyc*(wxc*sa+wzc*ca))+ +A*((wxc^2-wzc^2)*s2a +2*wxc*wzc*c2a)/2);   if wwinMY < wwMYmin then wwMYmin:=wwinMY:end if; if wwinMY > wwMYmax then wwMYmax:=wwinMY:end if; od: od: !! [ ] print ("wwMYmin =",ceil(wwMYmin*10^4)); print ("wwMYmax =",ceil(wwMYmax*10^4)); wwinMY:=ceil(max(abs(wwMYmin),abs(wwMYmax))*10^4);   - - 2   - -    
  wwMYmin y .   -6030    
  wwMYmax y .    
max(abs(wwMYmin), abs(wwMYmax))    

 

8. y g0= gamGr f

( , , )

.-.
gamGr   []
gam= gamGr*Pi180 0.0345 []
f   xyz
> wf:=2*Pi*f 18.85 -1 xyz
  gamMYmin   gamMYm     -10000       ( )
3 y . g(t)= g0 sin(2π f t) c f 1 . , 0 2t - ht, t/ nt ( nt =30) t, - y . . ( , 1, ht - nt)     .     . .  
nt ht:=2*Pi/(f*nt); for nb from -bM by 1 to bM do bet:=evalf(nb*Pi180); cb:=cos(bet);sb:=sin(bet);tng:=evalf(tan(bet)); A:=evalf(JnrX+JnrY/cb^2+(B+JplZ)*tng^2-JnrZ); for na from -aM by 1 to aM do alf:=evalf(na*Pi/180); sa:=evalf(sin(alf)); ca:=evalf(cos(alf)); s2a:=evalf(sin(2*alf)); c2a:=evalf(cos(2*alf));   t:=0; for kt from 0 to 2*nt do wxc:=-gam*wf*cos(wf*t); wyc:=wxc; wzc:=wxc; wtxc:=-gam*wf^2*sin(wf*t); wtyc:=wtxc; wtzc:=wtxc;   gamMY:=evalf(B*tng*(wtxc*ca-wtzc*sa+wyc*(wxc*sa+wzc*ca)+ A*((wxc^2- wzc^2)*s2a +2*wxc*wzc*c2a)/2));   if gamMY < wwMYmin then gamMYmin:=gamMY:end if; if gamMY > wwMYmax then gamMYmax:=gamMY:end if; t:=t+ht; od; od;:od:   !! : [ ] print ("gamMYmin =", ceil(gamMYmin*10^4)); print ("gamMYmax =", ceil(gamMYmax*10^4)); gamMY:=ceil(max(abs(gamMYmin), abs(gamMYmax))*10^4); 0.0698   -   - 2   - -     1/ 1/2            
  gamMYmin y .   -6040    
  gamMYmax y .      
gamMY:= ceil(max(abs(gamMYmin), abs(gamMYmax))*10^4) y .      
             

 

9. y ()

( , )

 

. . .-.
BradHP   / - .
BaxeHP   / - .
BradPL   / -
BaxePL   / -
240 ´240 ´20 10 ´20 . , Y .  
CXHP 1.45 / .  
CYHP 1.58 / . Y  
CZHP 1.39 / . Z  
CqXHP 7.8 / .  
CqYHP 21.6 / . Y  
CqZHP 10.4 / . Z  
   
cHP0X:=1/(1/CXHP +1/CqXHP+ 1/BradHP); 1.217 / HP  
cHP0Z:=1/(1/CZHP +1/CqZHP+ 1/BradHP); 1.220 / HP Z  
cPL0Z:=BradPL;   / PL Z  
cPL0Y:=BradPL;   / PL Y  
McHPy:=ceil(evalf((nx^2+nz^2)* (Pnr^2*abs(1/cHP0X -1/cHP0Z) + Pnr*Ppl*(1/cHP0X -1/ cPL0Z)+ Ppl^2*/cPL0Z))/4/100);         Y  
  McPLx:=ceil(evalf((nx^2+nz^2)* Ppl^2*abs(1/cPL0Y -1/cPL0Z))/4/100);      
                   

 

10. Y ()

( , , )

 

. . .-.
  lambdaHP   - Y - .
  lambdaPL   - X -
McvHPy:=ceil(evalf(nv^2* lambdaHP* lambdaHP* (Pnr^2*abs(1/cHP0X -1/cHP0Z)+ Pnr*Ppl*(1/cHP0X -1/ cPL0Z)+ Ppl^2*/cPL0Z))/2/100);         Y

 

11.

( , , )

 

. . .-.  
 
Nknr   - .  
Nkpl   - .  
Nsh   - ,  
Rk 0.5  
Fk 0.1 H  
f 0.2 -  
Mknr:=f*Fk*Rk*Nknr*Nsh;   .  
Mkpl:=f*Fk*Rk*Nkpl*Nsh;    
 
Nnr   - .
Nnr   -
  tetaGrnr     . []
tetanr:= tetaGrnr*Pi180; 1.22 . []
  tetaGrpl     []
tetapl:= tetaGrpl*Pi180; 1.05 []
LtpHP    
LtpPL  
MtrwHPy:=ceil(6.5*Nnr*tetanr/ LtpHP);   .
MtrwPLx:=ceil(6.5*Npl*tetapl/ LtpPL);  
( )
Mtoky:=min(Mknr,MtrwHPy);    
Mtokx:=min(Mkpl,MtrwPLx);    
               

 

12.

.

 

. .
   
   
   
   
   
   
   
  [1]  
  [1]  
  13200

 

.
   
   
   
  [1]  
  [1]  
  630

 

.

1. Torques 4kurs.mw , : VMom.mw.

2. VMom.mw .

3. VMom.mw Maple.

4. VMom.mw.

5. Maple !!!, .

( !!, Torques 4kurs.mw 15 . na, nb 1 10, nt 30 10.)

6. File à Save As , VMom REZ.mw. Maple WORD.

. !! Maple VMom.mw VMom REZ.mw , VMom REZ.mw . VMom.mw.

<== | ==>
300 | 
:

: 2016-11-23; !; : 225 |

:

:

, .
==> ...

1872 - | 1670 -


© 2015-2024 lektsii.org - -

: 0.048 .