Aircraft structures for engineering students - part 6 potx
Aircraft structures for engineering students - part 6 potx
...
+66 0 64 0 278
x
lo6
35 .6
2 +60 0 60 0 2 16
x
IO6
32.3
3
+420 60 0 1 06
x
IO6
22 .6
4 +228 60 0 31
x
lo6 12.3
5
+
25 62 0 0.4
x
lo6
1.3
6
-2 04
64 0
27
x
1 06
-1 1.0
7 -3 96 640 ...
2.0
x
60 0
(
;;l)
B1
=
300
+
3.0x400(2-l)+ 6 6 2 +-
which gives
Also
B1(=
B6)
=
1050mm2
i.e.
1.5 x 60 0
(
KM))
2 +-
2.0
x
60 0
(...
Aerodynamics for engineering students - part 6 potx
...
(Eqn
(6. 17)):
which gives the differential equation
Equation
(6. 66)
may now be integrated. Thus
or
From Eqn
(6. 65)
(6. 65)
(6. 66)
(6. 67)
Compressible
flow
339
i.e. when
Mk(y
-
l)u'/U, ...
2+
( 7-
1)M;
For air
6. 4.5 Temperature rise across the normal shock
Directly from the equation of state and Eqns (6. 43) and (6. 45):
For air
(6. 45)
(6...
Aircraft structures for engineering students - part 1 pps
... load for a flat plate
51
51
59
61
63
65
65
68
68
70
71
73
76
77
85
100
103
103
107
109
110
110
122
122
125
129
137
141
142
149
149
152
152
1 56
160
162
165
169 ...
=
-
[a,
+
a,,
+
az
-
2v(ax
+
ay
+
41
or
In the case
of
a uniform hydrostatic pressure,
a,
=
a,,
=
az
=
-p
and
3(1
-
2~)
E
P
e =-
(1.49)
The...
Aircraft structures for engineering students - part 2 pot
... satisfied.
PX
ax
=
-
[5y(x2
-
z2)
-
ioy3
+
6dZy]
20d3
ay
=
E(
-
3yd2
-
2d3)
4d3
-P
40d3
Txy
=
-
[5(3x2
-
Z2)(y2
-
d2)
-
5y4
+
6y2d2
-
$1
The boundary stress ...
M=-Pz Rz,
hence
-=
4
2
dR
2z
between
F
and
B
P
d3
dM
d3
4
2
dR
2
M
=
-
(L
-
z)
-
-Rz,
hence
-
=
-
-2
and between...
Aircraft structures for engineering students - part 3 docx
...
q(x,y)sin-sin- dxdy
.
mrx m'rx nry n'ry
sin
-
sin
-
dx
dy
=
m=l
2
n=l
T/:jIamsin-sin- a
a
b
b
-
ab
4
-
since
a
2
_-
-
when
m=m'
and
. nry .
n'ry
sin-sin- ...
and
My
are known. If either
M,
or
My
is zero then
d2W
-
a2W
d2W
-
d2W
ax2
-
8Y2
ay2
-
dX2
-
-v-
or
-
-v-
and the plate has...
Aircraft structures for engineering students - part 4 docx
...
u
EI,
7
=
-
PV
EI,,,,
=
-Pu
d48
P
d28
d24
(
A)G=
El?
GJ-Io-
(6. 87)
(6. 88)
(6. 89)
Equations
(6. 87), (6. 88)
and
(6. 89),
unlike Eqs
(6. 74), (6. 75)
and
(6. 83),
are uncoupled ... oldest member
6. 1
2
Flexural-torsional buckling
of
thin-walled columns
185
0
P
-
~EIJL~
-Pxs
P
-
~EI,,JL~
0
PYS
PYS
-
Pxs IOPIA
-
.rr2ET/L2...
Aircraft structures for engineering students - part 5 pps
...
g)2
(
Su,e
7
SA :-)
’
(
-3 .23
x
5. 26
x
105u;5. 6
Sqrn
10001~0
Substituting for
and
Skqm
we have
or
D,
=
16. 99
x
lo2
(
-
:)2
Jm
(u;:
2u;5. 26
+
u ;6. 26)
due
2/10
ur ...
for vertical equilibrium
L+P-
w=o
(8.7)
for horizontal equilibrium
T-D=O
and taking moments about the aircraft s centre of gravity in the plane of symmetry
La
-...
Aircraft structures for engineering students - part 7 ppt
... 60 0 N/mm2 then, from Eq. (10.27)
x
1.22
=
3 .66 mm
3
x
2 760 0
27 60 0
t;,
=
Hence
1270
3 .66
67 ,
=
-
-
-
347
Also
61 2
=
65 6
=
840, 62 3
=
783, 63 4
=
1083, 63 ,
=
57, 68 4 ...
and
-1 90
x
lo6
5.22
x
lo8
Yr
=
-0 . 364 ~~
0z:r
=
Hence
Pi
=
P3
=
-P4
=
-P6
=
-0 . 364
X
295
X
900
=
-9 66 42N
and
P2
-Ps
=...
Aircraft structures for engineering students - part 8 doc
... substitute in
Eq.
(1
1.28)
for
q
from
Eq.
(1
1.25)
and for
PB
from
Eq.
(1
1. 26) . Hence
1
#PA
-
Gt
(
PA
S,Z
PA)
-
-
-
-
-
-
-
-
-
-
-
2
dz2
dE
2B 2Bh A
Rearranging, ...
B3
=
B6
=
B7
=
60 0mm2
AFZS.
~1
=
-1 90.7N/m2,
02
=
-1 81.7N/mm2,
63
=
-1 72.8N/mm2,
U4
=
-1 63 .8
N/lIUll2,
65
=...
Aircraft structures for engineering students - part 9 pps
... matrix for a uniform beam
51
1
It is possible to write Eq. (12.44) in an alternative form such that the elements of
[KJ
are pure numbers. Thus
12 -6 -1 2 -6
-6 4 62
-1 2 6 12 6
-6 2 64
This form ...
vj
o
121~~ -6 1~~
o
-1 21~~ -6 1~~
o
-1 21~~ 61 ~~
o
121~~ 61 ~~
00
000
0
0
-6 /L2 4/L
0
6/ L2 2/L
00
000
0
0
-6 /L2
2/L
0
6/ L...
Từ khóa:
- how to prepare for the toefl part 6
- aerodynamics for engineering students by houghton and carruthers pdf
- aerodynamics for engineering students by houghton and carruthers
- aerodynamics for engineering students pdf free download
- aerodynamics for engineering students by houghton and carpenter pdf
- aerodynamics for engineering students solution
- aerodynamics for engineering students pdf
- aerodynamics for engineering students solution manual pdf
- aerodynamics for engineering students sixth edition pdf