automatic control response of dynamic systems

27
ﮐﻨﺘﺮل هﺎﯼ ﺳﻴﺴﺘﻢ ﺑﺮ اﯼ ﻣﻘﺪﻣﻪ ﺑﺨﺶ ﭼﻬﺎر ﮐﻨﻨﺪﻩ ﺗﻬﻴﻪ م: رﻧﺠﺒﺮ_________ ____________________________________________________________________ Page 1 of 27 دﻳﻨﺎﻣﻴﮑﯽ ﺳﻴﺴﺘﻤﻬﺎﯼ ﭘﺎﺳﺦResponse of Dynamics Systems ﺑﺎ ﺳﻴﺴﺘﻢ ﻣﻬﻢ اﻃﻼﻋﺎت اﺳﺖ ﻳﺎﺑﯽ دﺳﺖ ﻗﺎﺑﻞ ورودﯼ ﺗﻐﻴﻴﺮات ﺑﻪ ﺳﻴﺴﺘﻢ ﭘﺎﺳﺦ ﻣﻮﻧﻴﺘﻮرﻳﻨﮓ. ﻋﻨﻮان ﺑﻪ ﺻﻮرﺗﻴﮑﻪ در ﺑﺎﺷﺪ، ﻧﻤﻮدﻩ ﻋﺎدت ﮐﻮﭼﮑﯽ ﺧﻮدرو راﻧﺪن ﺑﻪ ﻓﺮدﯼ اﮔﺮ ﻣﺜﺎل راﻧﺪن ﺑﻪ ﻣﺠﺒﻮر ﻧﺎﮔﻬﺎﻧﯽ ﻄﻮر ﭘﺮ ﻣﻮﺗﻮر ﺑﺎ ﺑﺰرﮔﯽ ﺧﻮدرو ﺑﻪ ﻳﺎﺑﯽ دﺳﺖ دﻧﺒﺎل ﺑﻪ ﮐﻤﯽ ﻣﻴﺰان ﺑﻪ ﮔﺎز ﭘﺪال ﻓﺸﺎر ﺑﺎ ﻧﺎﺧﻮدﺁﮔﺎﻩ ﮔﺮدد، ﺪرﺗﯽ ﺑﻮد ﺧﻮاهﺪ ﻣﻮﺗﻮر ﭘﺎﺳﺦ. ﻃﺒﻴﻌﺘﺎ" را ﺧﻮدرو ﺳﺮﻋﺖ ﮔﺎز، ﭘﺪال ﺑﺎ ﺧﻮدرو ﺳﺮﻋﺖ راﺑﻄﻪ از ﺁﮔﺎهﯽ از ﭘﺲ ﺑﻮد ﺧﻮاهﺪ ﺗﺮﻣﺰ ﭘﺪال ﺑﻪ ﺗﺮﻣﺰ ﺳﻴﺴﺘﻢ ﭘﺎﺳﺦ از ﺁﮔﺎهﯽ ﺑﺪﻧﺒﺎل و ﻧﻤﻮدﻩ ﮐﻢ. ﻧﮕﻬﺪاﺷﺘﻦ و ﮔﺎز ﭘﺪال ﻓﺸﺎر ﻋﻤﻞ ﻧﺎم ﺑﻪ ﻃﻮﻻﻧﯽ ﻣﺪت ﺑﺮاﯼ وﺿﻌﻴﺖ اﻳﻦ در ﺁن" اﯼ ﭘﻠﻪ ﺗﻐﻴﻴﺮ(Step Change) " ﺷﻮد ﻣﯽ ﻧﺎﻣﻴﺪﻩ. از ﻋﺒﺎرت ورودﯼ ﺗﻐﻴﻴﺮات ﻣﻬﻢ هﺎﯼ ﺁزﻣﺎﻳﺶ" ﺿﺮﺑﻪ(Impulse) " ، " ﺷﻴﺐ(Ramp) " و" ﺳﻴﻨﻮﺳﯽ(Sinusoid) " ﺑﺎﺷﻨﺪ ﻣﯽ. ﺑﺮاﯼ ﺗﻘﺮﻳﺒﯽ ﻋﻨﻮان ﺑﻪ" ﺿﺮﺑﻪ" ﭘﺪا ﻓﺸﺎر ﺣﺎﻟﺖ ﺗﻮان ﻣﯽ ﺗﺎ ﮔﺎز ل ا ﮔﺮﻓﺖ ﻧﻈﺮ در ﺁن ﻧﻤﻮدن رهﺎ ﺳﭙﺲ و ﺛﺎﻧﻴﻪ از ﮐﻮﭼﮑﯽ ﮐﺴﺮ ﺑﺮاﯼ را ﻧﺘﻬﺎ. ﺑﺮاﯼ" ﺷﻴﺐ" ﺑﻪ ﺗﻮان ﻣﯽ ﻧﻴﺰ ﻧﻤﻮد اﺷﺎرﻩ ﮔﺎز ﭘﺪال ﻓﺸﺎر ﺗﺪرﻳﺠﯽ اﻓﺰاﻳﺶ ﺣﺎﻟﺖ. ورودﯼ ﺗﻐﻴﻴﺮات هﻤﭽﻨﻴﻦ" ﺳﻴﻨﻮﺳﯽ" ﺗﻐﻴﻴﺮ ﺑﺎ ﻧﻴﺰ ﺑﻮد ﺧﻮاهﺪ ﻳﺎﺑﯽ دﺳﺖ ﻗﺎﺑﻞ ﺳﻴﻨﻮﺳﯽ ﺷﮑﻞ ﺑﻪ ﮔﺎز ﭘﺪال وﺿﻌﻴﺖ. ﻧﺸﺎﻧﺪهﻨﺪ ذﻳﻞ هﺎﯼ ﻣﻨﺤﻨﯽ از ﻳﮏ هﺮ ﺑﺎﺷﻨﺪ ﻣﯽ ﺁﻧﻬﺎ اﻧﺘﻘﺎل ﺗﻮاﺑﻊ هﻤﺮا ﺑﻪ ﺷﺪﻩ ﺑﻴﺎن ﺗﻐﻴﻴﺮات.

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  • : _____________________________________________________________________________

    72 fo 1 egaP

    smetsyS scimanyD fo esnopseR

    .

    " .

    . . ")egnahC petS( " " " )pmaR( " " )eslupmI( "

    " " . " )diosuniS( " " .

    " " . .

    .

  • : _____________________________________________________________________________

    72 fo 2 egaP

    yS redrO tsriF a fo esnopseRsegnahC eslupmI na ot met

    :

    sT ==+1 ) () ( ) (K

    Us GsYs

    Us=1 ) ( : 1 :

    ) ( ) () (

    1

    11

    =+==+

    sTYsK

    sTGsYsK

    . 5 .

    :

    etT ) (T= ytK

    0 . t

    )t(y . T/K )t(y T2 )1-e001(T/K T/K %8.63 T .

    " T4 . T/K %2 T4 T/K %5 T3 %5.31 .

    :

  • : _____________________________________________________________________________

    72 fo 3 egaP

    .

    ( ) yS redrO tsriF fo esnopseRsegnahC petS a ot met

    : .

    ) (s

    =1 Us :

    ) ( ) () (

    1

    1

    =+=+

    sTTK

    sYsK

    ssTYsK

    1 = ytKetT) ( ) ( : 0 )t(y 0

    T )t(y. " " K. K %59 T2 K %5.68 K )1-e-1( 001 %2.36

    . T4 K %89 T3 K :

  • : _____________________________________________________________________________

    72 fo 4 egaP

    u y

    " )t(y 5 .

    . 5+K

    noitacifitnedI metsyS redrO tsriF

    . ( )

    . .

    %05 %03 . ( %02 )

  • : _____________________________________________________________________________

    72 fo 5 egaP

    )niaG( . ( ) tupni ni egnahc/tuptuo ni egnahC

    :.

    0.50503= 0403

    K= . %36

    01 . 01 " 3.6

    : 01

    0110.5 s+

    2( )

    redrO dnoceS fo esnopseR cimanyDsmetsyS )repmaD(

    . ( ) . n) (

    :

    yKutdyd

    tddy

    nnn22

    2

    2

    ++= 2 )oitar gnipmad(

    y u K : .

    22 ) () ( ) (2

    nn 2n

    ssK

    Us GsYs

    ==++

    esnopseR petS :

  • : _____________________________________________________________________________

    72 fo 6 egaP

    :

    :

    )selop( 2p 1p : ssnn ++= 22 20

    : 2A 1A

    212

    212

    22

    12

    AKK

    AKK

    =

    =

    . 2 3 )t(y . 2p 1p

    depmad revo .

    depmad yllacitirc .

    depmad rednu ro yrotallicso .

    . 2p 1p

    ) (22) ( ) (

    2

    2

    1

    nn

    n

    sssYsK

    sUs

    =++

    =

    ) (2

    2

    1

    11sp

    Asp

    As

    =++ Ys

    =++ 112 12 ytAeAe ptpt ) (

    12

    244

    2

    222

    12

    =

    =

    nn

    pdnapnnn

    >1=1

  • : _____________________________________________________________________________

    72 fo 7 egaP

    >1:

    :

    n nntn YsK ssytKet] [) ( ) ( ) ( ) (=+=+

    211 2

  • : _____________________________________________________________________________

    72 fo 8 egaP

    .

    eR eslupmIesnops

    ) ( 22 ) (

    2

    2

    1

    nn

    n

    ssYsK

    Us

    =++=

    :

    ) (2

    2

    1

    1

    spA

    sp =+ YsA

    =+ 12 12 ytAeAe ptpt ) ( : :

    sucoL tooR

    . 0 n : 0 ( 1p 2p) .

    ssnn ++= 22 20

  • : _____________________________________________________________________________

    72 fo 9 egaP

    ppnn = 122 &1 1p 2p 0

    1p 2p 1 . 1 j jn ... n

    ppnn = 122 &1 0 == pj in

    pj inn

  • : _____________________________________________________________________________

    72 fo 01 egaP

    :

    = sjd

    n " dn = 12 " " = 11

    . " " " n

    . n . . =soc1

    esnopseR metsyS dna seloP neewteB snoitaleR : .

    . / +

    =+ 12 12 ytAeAe ptpt ) ( . .

    .

    . )selop tnanimod(

    : snoitseuQ lairotuT

    . R .1

    . .2

    .a2

    1 01)s(G

    s + =

  • : _____________________________________________________________________________

    72 fo 11 egaP

    2 .b51 2

    )s(Gs s

    + + =2 .c

    18 2

    )s(Gs s

    + + =

    .3 .

    : .4

    Gsss ssss =++ ++++ 22 0512 5040.300.60) () () () ( ) ( .

    ytuKt) ( ) ( ) ( : .5

    td += Tydt

    ) )t(y )t(u K T )t(y. )0 = t( . (

    .

  • : _____________________________________________________________________________

    72 fo 21 egaP

    scitsiretcarahC esnopseR gninimreteD

    : .

    0 : rt ,emiT esiR %01 depmad revo .

    . %59 %5 %09

    : pt ,emiT kaeP . toohsrevo ( )

    : pM ,toohsrevO mumixaM ( ) 1

    ) ( ) ( : 1 %001% ) (

    =c

    ctc Pp M

    : st ,emiT gniltteS

    . ( %5 %2" )

    :

    .

    : 2

  • : _____________________________________________________________________________

    72 fo 31 egaP

    emiT kaeP ,tp: : ydtd=0:

    ) (

    ++

    =+

    ett

    Ketttdydt

    dd

    ddt

    ddt

    n

    n

    n

    soc1

    nis

    nis1

    soc

    2

    2

    ) ( ) (

    nis00,,2,3

    01

    nis2

    ==

    ==

    =

    dpdp

    ntdp

    tt

    tt

    Ktetdnp ydt

    p

    : ( toohsrevo) (pt ,emiT kaeP )

    d tt dpp

    ==

    : pM ,toohsrevO mumixaM

    ) ( : ) (

    2

    1

    2

    11

    001%

    nis001%1

    soc

    001%

    2

    ==

    =+

    =

    nd

    p

    p

    pp

    Me

    Me

    KytK

    M

    nd

    : rt ,emiT esiR

    :.

    ) (

    ==+

    drdrt

    nr ytKKett rnis

    11soc

    2

    : etnr 0

  • : _____________________________________________________________________________

    72 fo 41 egaP

    nis01

    soc2

    =

    tt drdr +

    : soct dr

    =

    +=

    21

    2

    11nat

    nat01

    1

    dr

    dr

    t

    t

    %09 %01 .

    : st ,emiT gniltteS

    . . "

    :

    :.

    .

    yrammuS

    +ot /25%) (K

    %001= toohsrevoytK< toohsrevox %%

    nis0011

    soc2

    =+

    dsds ns xett t

    t ds

    ) (n

    s

    t

    tx

    ds xe

    nl001001

    =

    =

    x=2%n

    ts=3.9

  • : _____________________________________________________________________________

    72 fo 51 egaP

    noitseuQ lairotuT )emit esir( .6

    .

    ) (n

    ss

    dr

    dr

    r

    p

    p

    p

    dpp

    gniltteSemiTttx

    trot

    esiRemiTt

    roMrof

    Me

    mumixaMtoohsrevOM

    kaePemiTtt

    :nl001

    21

    1nat

    :

    00.60.6

    1

    001

    :

    :

    21

    2 1

    =

    =

    =

    =

  • : _____________________________________________________________________________

    72 fo 61 egaP

    : -1 (

    . (

    )nosaM( .

    :

    H2

    G2

    G3

    +++ +

    ++

    Y R _ +

    H3

    G1

    G1

    H2

    G2

    H3

    G3

    +++ +

    ++

    Y R _ +

    XY

    33

    3GH 1 3

    = GG

    22

    2GH 1 2

    = GG

    G122

    2

    GH 1G

    33

    3

    GH 1G

    + + Y R _ +

  • : _____________________________________________________________________________

    72 fo 71 egaP

    R

    22 +2

    1 11

    GH GG

    33

    3

    GH 1G

    Y _ +

    (

    ++

    =+

    33

    3

    22

    21

    22

    21

    1111

    11

    GHG

    GHGG

    GHGG

    R Y

    ) ( ) () ( 22331322123 ) ( ) () (

    122331233

    111111

    GHGHGGGHGGGGGHGHGGGH

    RY

    ++ =+

    (

    :

    21

    112

    6432165321

    pGpGG

    ==

    :

    2123

    113

    75327432

    LGGGLGG

    ==

    11 12 1212 132) () ( :

    1GGG 1

    GGLLpp

    RY

    ++++=+

    =+11 12 132) () ( . G3 G2

    1GGG

    GGRY

    ++ =+

    -2 Tt) (

    :. : (

    =2 GssTs) ( ) ( ) ( )st ;emit gnilttes( )pM ;toohsrevO%( (

    2t) ( )pt ;emit kaep(

    G122

    2GH 1 2

    = GG

    33

    3GH 1 3

    = GG

    + +Y R _ +2 1

    3

    4

    6 5

    7

  • : _____________________________________________________________________________

    72 fo 81 egaP

    . : . .

    :

    :

    21 1

    2 1

    2 2

    0sJ T )s(T

    T T

    k T

    = = =

    2 1 1) (2 2

    sD T

    k T

    = =

    ) () (

    21 2 1

    2 2 1

    sJ sD )s(T

    k sD

    = =

    22 1 1

    02 1 2sD sD sJ )s(T

    k sD sD

    + = + =

    ) ( ) ( ) ( ) ( : sDssDsKs) ( ) ( ) (

    TssJssDssDs

    212

    1122

    0

    =+=+

    :

    ) ( ) ( ) ( ) (s) ( ) ( ) (

    sss

    Tssssss

    12

    122

    1

    =+=+

    :

    ) ( ) ( ) ( ) ( ) (1

    1()()()

    1

    22

    222

    ==++

    =++

    TsssGss

    ssss

    Tssss

    (

    . n

    J k D

  • : _____________________________________________________________________________

    72 fo 91 egaP

    :

    2

    2

    2()

    nn

    n

    ss GsK

    =+++ :

    0.511

    ===

    nK

    : :

    %00161.3% === 12

    P SOMe :

    == 48n

    Ts :

    3.362 1

    ==

    n

    TP

    -

    . cd

    K2 K1 PO (.). 0.5ces

    (PO

  • : _____________________________________________________________________________

    72 fo 02 egaP

    ) ( : 2 ) ( ) ( ) (

    1

    1212112

    121222

    21

    2211

    21

    KKdnaKKKKKK

    sssKKsK

    nnn

    nn

    ==+=+=+++=+++

    : PO< ..2% 0.5 PTs:

    0.201

    pxe

    0.51

    2

    2