Be thu keo 1

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1/40

Thit k mn hc CBD t GVHD:Nguyn c Tun

li ni u

Cng vi s tin !" c#$ n%n kinh t nc t$& g'n ()y t*+ng

c, nc (- c. nhi%u c/ 0u$n& (/n v1& t23 th4 v5 c6c c6 nh)n

(- s7 89ng m"t s ;+ (?i mi (4 3h9c v9 ch+ vi@c chA

h5ng

4 (,m !,+ cht ;ng => t*+ng 0u6 t*nh s7 89ng th vi@cth?ng =uyEn (6nh gi6 cht ;ng => ;5 vi@c ;5m ht sc 0u$n

t*ngV v2y c'n thit 3h,i c. c6c t* c+n vi J n"i 8ung:

KThit k thit !1 v5 c/ cu (+ ghi

KThit k 8Ln ("ng !@ chFn (+6n

KThit k !" 3h2n n)ng h< *$ v5+

MV:Nguyn Hu C?ng O3CPQTQB R kS

U

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I. m u

1.Nhim v:4 (,m !,+ ch+ 0u6 t*nh h+ v5 t*9c T*+ng h@ thng

t*uy%n 8Ln& h"3 gi,m tc !$+ g^m c6c !6nh *]ng v5 c6c t*9ct*uy%n Ng+5i *$ ng?i t$ c_n s7 89ng thEm !" t*uy%n =Xch& !"

3h2n cht t,i c. th4 8ng !6nh (5 h$y s7 89ng 3h$nh h-m


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Phn 1:la chn !h"ng #n $hi%$ &%

:'#c !h "ng #n $h( ch)$ l*ng &+, ang -( ng

1:Khi nim chung

Cht ;ng kI+ ,nh hAng t*c ti3 (n kh, n]ng v2n h5nh v5

tXnh $n t+5n c#$ t

Cht ;ng kI+ gi,m tc ;5 gi,m cng sut &t]ng tiEu h$+ nhiEn;i@u khi (. kh, n]ng vt 8c &(?ng ;'y ;"i kh. kh]n

4 h

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;ng c+n ;]n t*En m"t !6nh c. th4 U h+dc D+ h

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c,m !in 63 ;9c

t*9c c+n ;]n

lh$nh c/ khXO+

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lh$nh (i@n:M+ vi ;++

Phi s7 89ng 3h$nh (i@n ;5m thit !1 cht t,i th tu thu"c v5+

h-m c+n ;]n m5 3h)n *$

KH-m m6y 3h6t:"ng c/ np kI+ c+n ;]n 0u$y v5 0u$y *t+ c#$

m6y (i@n cng chi%u vi chi%u 0u$y c#$ te t*?ng st$t+nUaA tc


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(" nwnUPhi (. *+t+ 0u$y t*+ng te t*?ng c#$ st$t+ nEn t*+ng *t+

=ut hi@n 8_ng (i@n c,m ng (^ng th?i sinh *$ ;c (i@n teOc

(i@n te t6c 89ng ;En *t+ ngc chi%u 0u$y c#$ n. nEn g)y *$ m

m>n h-m c)n !Wng v/i m m>n =+Yn c#$ !6nh => t

4 (i%u chrnh m m>n h-m c. th4 th$y (pi gi6 t*1 c#$ (i@n

t*A *t+&st$t+ h+dc c#$ 3h9 t,i4 (+ m m>n n5y c. th4 !Wng

c6ch

x+ t*c ti3:Thng 0u$ c6c gi6 t*1 hi@u (i@n th&c?ng ("8_ng (i@n&g.c ;@ch 3h$ gi$ v5c+sa

x+ gi6n ti3:Thng 0u$ m6y (i@n c)n !Wng vi c/ cu (+

ghi c. th4 ;5 thu ;c h$y c/ khX

Nhc (i4m c#$ 3h/ng 3h63 h-m m6y 3h6t

Ph+ng s7 89ng (c 8_ng (i@n 3h6t *$ te c6c m6y 3h6t khi thX

nghi@mmun h+5 (c ;En ;i (i@n 3h,i c. m6y 3h6t h+6 (^ng !"

lh,i s7 89ng 3h9 t,i c. (i@n t*A *t ;n

ldc tXnh ;5m vi@c khng 3h h3 vi (dc tXnh c#$ t th7

nghi@m

lGii hn =+Yn t*En !6nh => t


j

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T*+ng h-m ("ng c/ 3h)n *$

xH-m ("ng c/ n]ng :"ng c/ khng c. c+n ;]n v5 ("ng c/

(i@n 0u$y&t+5n !" c/ n]ng c#$ ("ng c/ t cung c3 ch+ m6y

(i@n !in th5nh nhi@t n]ng nung n.ng c6c ("ng c/ t*+ng m6y

3h6ttpn h$+ 8+ 8_ng {u ca

xH-m ngcVe$ ni m6y vi ngu^n ;5m ch+ st$t+ 0u$y ve$ ch+

("ng c/ np ;5m 0u$y * t+ th>+ chi%u ngc ;n h-m !Wng c6ch th$y (pi gi6 t*1 (i@n t*A *t+u (i4m c#$

3h/ng 3h63 n5y ;5:

lC. ;i v% n]ng ;ng:C. th4 s7 89ng n]ng ;ng (i@n 3h6t *$c#$

m6y (i@n t*+ng 0u6 t*nh th7 nghi@m h+5 ;En m

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ldc tXnh ;5m vi@c 3h h3 vi (dc tXnh th7 nghi@m c#$ t

lPh, n]ng 0u6 t,i tt c. th4 h-m (c ("ng c/ t c. cng =ut

;n h/n cng =ut !,n th)n c#$ m6y (i@n te j ;'n

4 (,m !,+ cht ;ng kI+ ng?i t$ c. th4 s7 89ng m"t t*+ng

nhng 3h/ng 3h63 t*EnGi6 t*1 ;c kI+ (c =6c (1nh nh? c,m

!in 63 ;c h+dc c/ cu gYn vi v ("ng c/ (i@nm6y (i@n

c)n !WngaC. th4 chFn (+6n t t*En !@ th7 A t*

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xPt cu (/n gi,n * v2n h5nh

lNhc (i4m:

xtXnh v

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B@ th7 n5y 3h,i (63 ng (c nhu c5u s$u:

xChi 3hX s,n =ut &;Y3 *63 s7 89ng nh

xChim 8i@n tXch nh

x" tin c2y c$+&(_i hi t*nh (" v2n h5nh khng c$+ ;Ym

xTXnh v

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N

U q m>n cc (m$=fn

m

PGm SJ&fU}

NguyEn ; ;5m vi@c c#$ !@ th7:

+Th ko: Ch+ ("ng c/ t ;5m vi@c A tc (" (n =+Yn cc (

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U:"ng c/ (i@n

&:B" t*uy%n ("ng =XchJ:H"3 gi,m tcS:Ph3 ni:C+n ;]n

III.$nh $,#n 3ng hc

$nh $,#n &ch $h4c $h(

5#n &nh c,n l6n:

B6n kXnh c+n ;]n (c =6c (1nh th>+ (i%u ki@n gi,m c,n ;]n

ch+ c6c !6nh => ch# ("ng:

*c; S a*!=


UJ

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*!= l* 0 vi 63 =ut c$+ &S&a chn &S

*!= S l* 0 * 0 :B6n kXnh thit k

Te cng thc !6nh =>:BK8 K t$ c.: * 0 8fxBal&S

Ufx}&al&SSU&j mma

bxr &SlSU&jJmma

*c; l JJS mma&JSma

2. 'hi7u 8i $,8n 3 c,n l6n:

Oc;knm$=Kktminafx$ BUx $

T*+ng (.:

Pnm$=: Ph+,ng c6ch ;n nht gi$ h$i mI3 ng+5i ;3

Ptmin: Ph+,ng c6ch gi$ mI3 t*+ng ;3: H@ s tXnh (n ;+& $U mm a

BU: B% *"ng c#$ U ;3}&l&SU mma

T$ c.:

Oc; Ux l U mm a

9. 'hi7u 3ng $h(:

BBtPnm$=x$ VUx BUx $ a Ujj x U x U a

J mma

;. a c#c $c c,n l6n:

Chn ;+

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t)m !6nh =>: c+n ;]n t*En m"t !6nh => D$ v5+ (i%u ki@n pn

(1nh t*+ng 0u6 t*nh th7 nghi@m t t*En !@ th7 c.:

21*)(*2

++

clbx rr

T*+ng (.:

: H@ s !6m gi$ !6nh => v5 c+n ;]n Chn

*!= J mm a

oc; JS mm a

VAy:

c; } mm a

Chn: c; } mm a

?. @#c Anh gc lch gi>a c,n l6n v4i #nh BC:

Te cng thc: c; *!=x*c;asin

suy *$:

sin c;f *!=x*c;a } f JSx Ja &SU

VAy:

$*csin SU J&J

Muy *$: tg }J w Th+, m-n (i%u ki@n

pn (1nh t*En c+n ;]na

5. $hDng -E 3ng hc cFa $h(.

UaTc (" th7


U

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4 =6c (1nh c6c thng s chFn (+6n chung c#$ t t*En !@

th7 c'n 3h,i !it ch (" (+ tc (" v5 t,i t*nga i vi !@ th7

8n =+Yn cc

( t*En !@ th7 khi A ch (" q>m$=te (.

th$y v5+ cng thc


U

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km )(61,477390,07,0.82,0.64,7.5,43

kG=

m )(75,1200265,0.4060.7,0.3,1 kG=

T*+ng (.:mU&J ;5 h@ s 3h)n ! t,i t*ng

&jSf T*ng ;ng A c'u ch# ("ng

& :H@ s !6m

VAy km h+, m-n

!aA ch (" N>m$=

c. kmN

bttle

V

N ..max

N>m$=U m;UU&JUJa O5 cng =ut cc (m$=

Th$y v5+ t$ c. km )(42,44616,446433,15

7,0.82,0.10.23,119 3

kG=

VAy kmTh+, m-n ch (" th7

Ja6c (1nh cng =ut c#$ ("ng c/ (i@n

JKUa 6c (1nh cng =ut c'n thit c#$ ("ng c/ (i@n:

$abPhi A ch (" q>m$=

T$ c. cng thc: N(ckmVm!t

)(950,32)(10.950,323600

7,0.1000.48,35.10.61,477 3 kww ==


Uj

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!abPhi A ch (" N>m$=

T$ c. cngthc N(cknVn!t

)(907,47)(10.907,473600

7,0.1000.19,55.10.42,446 3 kww ==

Pt h3 t$ chn ("ng c/ (i@n vi cng =ut cng =ut c'n

thit c#$ ("ng c/ (i@n

T*$ !,ng UjKTPCTqa t$ c.

JKa6c (1nh s v_ng 0u$y c#$ c+n ;]n

$aT

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i=:T s t*uy%n c#$ !" t*uy%n =Xch

ih*:T s t*uy%n c#$ h"3 gi,m tc

Te t*En t$ c. :ih*3

c

x

c i

i

i= O?y i=J

ic 47,166,1772925 ==

cl

dcd

n

n

ih*U&SjfJ&

Phn v: Thi%$ &% 3 $uG7n

D+ kt cu !@ th7 (- (c t*nh !5y A t*En& (^ng th?i 8+ tc

(" te ("ng c/ (n c+n ;]n khng ;n ;Ym& nEn t$ chn h"3 gi,m

tc !6nh *]ng t*9 m"t c3& *]ng nghiEng

M/ (^ nh s$u:


U

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T*uy%n ("ng =Xch

T*9c v5+T*9c *$

T*uy%n ("ng te ("ng c/ (i@n (n h"3 gi,m tc ;5 !"

t*uy%n =Xch Te h"3 gi,m tc (n c+n ;]n ;5 kh3 ni v5 gi$ c6c

c+n ;]n ;5 !" t*uy%n =Xch

Hi@u sut !" t*uy%n ;5: k !* + =

U&}&& &JU

T*+ng (.:

k: Hi@u sut t*uy%n c#$ kh3 ni

!*: Hi@u sut t*uy%n m"t cd3 !6nh *]ng

+: Hi@u sut t*uy%n c#$ p ;]n

=: Hi@u sut t*uy%n c#$ !" t*uy%n =Xch


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B,ng 3h)n 3hi t s t*uy%n v5 cng sut c#$ h"3 gi,m

tc:

Thng s T*9c ("ng

c/

T*9c T*9c

i J &

n vf3ha j Ujj&jJ

N Pa &J U&}

q Nmma Ujj& US}J&J}S jjS

Ch :

n

N

Mx..55,9 10

6

= J R J a

H.$hi%$ &% 3 $uG7n #nh 6ng.

1.'hn v$ liu #nh 6ng:

KB6nh nh chn thI3 S th?ng h+6& c.:

! Nfmmab ch J Nfmmab HB

KB6nh ;n chn thI3 J th?ng h+6& c.:

! Nfmmab c Nfmmab HB U}

2.@#c Anh ng -u)$ ch, !h+!:

ng sut tip xc cho php:

KB6nh nh: t= & j Nfmma

KB6nh ;n: t= & U} SSNfmma


U

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T*+ng (.: & ;5 h@ s ng sut ch+ 3hI3 khi !6nh *]ng ;5m

vi@c ;)u 85i v5 t*$ th>+ (" cng

b. ng sut un cho php:

T*+ng (.:

KU S!

n U : H@ s $n t+5n

P U} : H@ s t23 t*ung ng sut A ch)n *]ng

Kn"

U : H@ s chu k ng sut ch1u un

uU U&&SU f U&U&} UJJJJ Nfmma

u U&&SU f U&U&} UUU&UU Nfmma

9.'hn -" 3 h -E $=i $ng &:

Chn s/ !": kU&J

;. 'hn h -E chi7u 3ng:

!!f&S

?.Tnh -" 3 &h,=ng c#ch $c:

T*+ng (.:


[ ]3

2

26

..

..

.

10.05,1)1(

n

Nk

iiA

bAtx

+

] nn K

K

K

K nnuu .

.5.1

.

5.1 "

1

"

==

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: H@ s 3h,n 6nh kh, n]ng t]ng t,i th>+ sc !%n

ti3 =c c#$ !6nh *]ng t*9 *]ng nghiEng s+ vi !6nh *]ng t*9 *]ng

thZng Chn U&

T$ c.:

Chn: JS mma

J.'hn c)! chnh B#c ch% $K, #nh 6ng:

qun =6c (1nh c3 chXnh =6c t$ (i =6c (1nh v2n tc

v_ng c#$ !6nh *]ng:

Vi tc (" n5y t$ chn c3 chXnh =6c ch t

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T*$ !,ng J R US a gi, s7 !6nh *]ng nghiEng c.:

sin

5.2 mnb

T$ c.: P( U&J

VAy: P PttlP( U&}lU&J U&SU

T*1 s n5y kh6c s+ vi t*1 s !$n ('u: P U&J ch+ nEn c'n tXnh ;

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}&U

KChi%u *"ng !6nh *]ng 3h,i th+, m-n (i%u ki@n:! w &lmn f sin &J& f sin}&U 0 &J mm aTh+,

m-n (i%u ki@n

O?y chi%u *"ng !6nh *]ng: !U UJ} mm a

O?y chi%u *"ng !6nh *]ng: ! UJ mm a

O.

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VAy: uU uUb u u th+, m-na

1Q.'#c $hDng -E hRnh hc cFa 3 $uG7n:

K q(un 3h63: mn J& mm a

K M *]ng: U JUb Uj *]nga

G.c ]n kh3:

G.c nghiEng *]ng: }&U

?ng kXnh v_ng ;]n:

8U mnU f c+s UU mm a

D J&lUj f c+s}&U &S mm a

?ng kXnh v_ng (rnh:

8>U 8U x lmn UUj mm a

D> 8 x lmn j&S mm a

Ph+,ng c6ch t*9c: J mm a

Chi%u *"ng !6nh *]ng:

!U UJ} mm a

B UJ mm a

11.Sc $#c ng ln $c:

KOc v_ng: l&lUlN f 8lna

l&lUl&J f UUlj a J&U N a


)/(608,35,1*136*273,177*167*5,3*517,0

228,51*4105,1*10*91,1 22

6

2 mmNu ==

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KOc hng t)m: * ltgn f c+s ltg f c+s}&U

JSJ&jSNa

Oc 8c t*9c: $ ltg ltg}&U UJJU&j N a

5. $nh $,#n $c

'hn v$ liu:

Chn v2t ;i@u c#$ t*9c ;5: ThI3 S 3hi *n

2.'hn -" 3 ng &nh $c:

C U b H@ s 3h9 thu"c ng sut un ch+ 3hI3

KVi t*9c :

Chn: 8U S mm a

KVi t*9c :

Chn: 8 } mm a

2.Tnh gn ng $c:

T$ chn c6c kXch thc:

Ph+,ng c6ch gi$ c6c !6nh *]ng v5 th5nh t*+ng v h"3:

U mma


j

3.n

Ncd

)(32,45975

536,52.12031 mmd =

)(33,79273,177

228,51.120 3

2 mmd =

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Ph+,ng c6ch te th5nh t*+ng v h"3 (n mI3 t*+ng p

;]n: U mma

Ph+,ng c6ch te th5nh ng+5i v h"3 (n mI3 p ;]n: U

mma

- Chi%u *"ng p: mma

- Chi%u *"ng p: J mma

Chi%u *"ng !6nh *]ng: UJ} mma

Te c6c thng s t*En t$ tXnh (c: $U !U U mma

$ ! Uj& mma

!nh t"#c $:

C6c thng s (- !it:

U J&U N a *U JSJ&jS N a q=

US}J&J} Nmma

$U UJJU&j N a DU UU mm a

KTXnh 3h,n ;c t

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7/23/2019 Be thu keo 1

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oU

$U oB

B

oUo oB

$Umma !Umma

SjjUiU&U Nmma

qu=

USS&jSnmmaquy

qsUSs}J&J}sNmma

q= w U$ R oB=$

oB= U$ f $a Sj}& N a

o= Sj}& N a

qy w *U$ R oBy$ x $U8U f

oBy *U$ x $U8U f a f $a j}&}j N a


J

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oy JSJ&jS R j}&}j UJ&}j N a

It t

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*

y oDy

oCy

$ Uj& mma !

Uj& mma

=

q=

}&Jj Nmma

qy

jjS& Nmma

jjSNmma q=

KTXnh 3h,n ;c t

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oCy JS}&USj N a

TXnh m m>n t

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T*9c : t*9c 0u$y 8%u nEn ng sut 3h63 !in (pi th>+ chu k

(i =ng

Chn v2t ;i@u ;5m t*9c ;5 thI3 S c. )(600 2mm

Nb = b

B" t*uy%n ;5m vi@c m"t chi%u nEn ng sut ti3 th$y (pi th>+

chu k m

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q=US}J&J} Nmma

n WMu SJ&U 2mm

M

===

20

934,9.2 mm

N

W

Mxma

Chn h@ s v5 th>+ v2t ;i@u thI3 c6c !+n t*ung !nh

&U v5 &

H@ s t]ng !%n !% mdt 1=

Chn c$c h@ s ; th>+ !,ng jKSa

78,0=

67,0=

3,3=

K

!,ng jKUa38,216,01 =

==

KK

t*$ng

Ua

nU&} n&US

>=

+

= 813,1.

22

nn

nnn n U&a

lT*9c : T/ng t t*9c t$ c.

( )3mm !,ng jKJ!a

=

266,20

mm

N

a


J

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SSj ( )3mm

=

2525,14

mm

Na

qn JSS}&N&mma

q= jjS Nmma

Chn c6c h@ s:

72,00 = 6,0=

&U &

4,3=

K

!,ngjKUa44,216,01 =

+=

KK

n S&}SS nS&USjS

n J&U w n

SKTXnh th>n v5 p :

$KtXnh th>n :

T*9c : D+ t*9c c. ;c 8c t*9c nEn t$ chn p !i ( chdn

Vi 8 Smma t*$ !,ng Uj t$ chn p c. k hi@u ;5 JJ 4

ti@n tXnh th>n t$ chn p !i A h$i ('u t*9c ging nh$u

Chn th>n vi 8 Smma t$ chn th>n c. kXch thc s$u

B U b h } b t S& btU J&

!,ng jKJa

KT*9c : D+ t*9c c. ;c 8c t*9c nEn t$ chn p !i ( chdn


J

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Vi 8 }mma t*$ !,ng Uj t$ chn p c. k hi@u ;5 JJU 4

ti@n tXnh th>n t$ chn p !i A h$i ('u t*9c ging nh$u

Chn th>n vi 8 }mma t$ chn th>n c. kXch thc s$u

B S b h US b t j btU j&

!,ng jKJa

KTXnh t+6n !" t*uy%n =Xch :

$K Chn ;+

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KP(cU& t*9c khng (i%u chrnh (c

KP!U& hE; s =It (n kh, n]ng !i t*/n

KPCU !" t*uy%n ;5m vi@c m"t c$

KP &

- H@ s *]ng (`$ 8Ln : P 12525

1

01 ==Z

Z

t*$ng Ua

- H@ s v_ng 0u$y (`$ 8Ln: Pn 547,029251600

1

01 ==n

n

- Cng sut tXnh t+6n c#$ !" t*uy%n =Xch

NtPPPnN S&Pa

KT*$ !,ng KSa ;y =Xch c. !c =Xch t &Smma

KVi ;+

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KChn US mYt =Xch

KTXnh chXnh =6c kh+,ng c6ch t*9c :

.1124

14,3.2

7525.8

2

7525140

2

7525140

4

4,25

.2.8

224

22

2

21

2

2121

mm

ZZZZ

ZZ

t

=

++

+=

++

+=

4 (,m !,+ (" vng !nh th?ng t*6nh ch+ =Xch khi !1 c]ng

0u6 t$ c. th4 gi,m kh+,ng c6ch t*9c mt kh+,ng !Wng &J

S mm

VAy t$ ;y UU mm

}KTXnh (?ng kXnh v_ng chi$ c$ (`$ =Xch:

).(6,609.3

)..(2,203

25

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12

1

01

mmdd

mm

Z

t

d

cc

c

==

===

KTXnh ;c t6c 89ng ;En t*9c :

oPt tn

t

Z

Nk.10.6 7

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Pt:h@ s =It (n t6c 89ng c#$ t*ng ;ng =Xch ;En t*9c

Pt U&U h@ s =It (n t*ng ;ng c#$ =Xch ;En t*9ca

S&U Na


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T8i liu $ham &h=,

KB,+ 8ng v5 chFn (+6n t K

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