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    Ensayadores de Formacin

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    (edici)n de !resiones *radientes y contactos de fluidos

    +onas deplecionadas o conso&represi)n

    Estudio de transitorios (ovilidad$!er'ea&ilidad

    !roductividad

    (uestras de fluido $ !,-

    !ro&ar presencia de hidrocar&uros

    !ropiedades de fluidos !,-/

    !lanificaci)n de desarrollo del ca'po

    ,alor del reservorio

    RCI Gradient Plot

    100

    000

    300

    200

    400

    00

    500

    600

    00

    4 0 0. 00 4 50 0. 00 4 60 0.0 0 4 0 0. 00 4 0 0. 00 4 10 0. 00 00 0. 00

    Pressure (psi)

    Depth

    (ftTVD

    !!!

    "!!

    #!!

    $!!

    Pressure%p

    si

    Flo& Rate 'nalysisy*+$",-#./ Rate0 #+1" psi2min R#"+!!

    ! " # $Formation Flo& Rate% cm$2s

    345eti6os de las mediciones

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    Ensayador de Formacin Dra&do&n

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    Ensayador de Formacin 7 E5emplosde datos de preensayo

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    Ensayador de Formacin II 78om4eando al Po9o

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    Ensayador de Formacin II 78om4eando al Po9o

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    Ensayador de Formacin II 7 Toma de:uestra de Fluido

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    Propiedades de las rocas reser6orio

    !er'ea&ilidad!er'ea&ilidad-- 7apacidad de un 'edio poroso7apacidad de un 'edio poroso

    de per'itir el paso de un fluidode per'itir el paso de un fluido

    pALqk

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    3

    30

    300

    3000

    30000

    0.3 3 30 300 3000

    !ressure7hangean

    derivative.psi/

    Elapsed ti'e s/

    'lmacena5e de po9o% C0 slope "

    Flu5o esf=rico (>,y9)0 slope "2#

    Flu5o cil?ndrico (>,y)0slope !

    'n@lisis de transitorios de presin

    3z

    2

    xyxyz kkk =

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    :odelos de flu5o del reser6orio al po9o

    Apherical Flo&Apherical Flo&Apherical Flo&Apherical Flo&

    8ottom 8oundary

    Top 4oundary

    kxyz

    kxyhh

    Cylindrical Flo&Cylindrical Flo& Cylindrical Flo&Cylindrical Flo&

    Quasi semiesfrico

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    P

    Time

    Pressure

    cc/sCaudal enq

    o sea

    t

    Cmara,ccVolumen deq

    donde

    r

    q!Ck

    "

    dd

    =

    =

    = 921

    'n@lisis del Dra&do&n

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    Permea4ilidad de Dra&do&n

    " Indicador r8pido de per'ea&ilidadIndicador r8pido de per'ea&ilidad

    " *ran influencia de la 9ona da:ada*ran influencia de la 9ona da:ada

    " El caudal real es desconocido se to'a el pro'edio/El caudal real es desconocido se to'a el pro'edio/

    " ;a presi)n de flu

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    >eservorio

    +ona ;avada

    +ona Invadida

    =o&recarga por filtrado

    >evo?ue filtrante/

    >evo?ue eficienteno hay so&recarga/

    >adial istance

    !resi)n

    rfrsr%

    pf

    p@phydrost8tica

    B

    B

    >evo?ue

    @ell&ore

    ps

    Ao4recara

    Depende de:Depende de:

    Tipo de lodoTipo de lodo

    KKrevoquerevoque/K/Kformacinformacin

    Overbalance !h " !f#Overbalance !h " !f#

    !roduce una pre$in de %&!roduce una pre$in de %&

    mayor que la de formacinmayor que la de formacin

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    Pro4lemas0

    ;a geo'etra no es eacta'ente esfCrica.

    ;a co'presi&ilidad del fluido es

    desconocida.El caudal no es constante.

    " usual'ente se usa el pro'edio

    'n@lisis de Flu5o Esf=rico

    +

    =

    tttk

    C

    k

    qt

    s

    t

    s

    11108*)(

    4 ,

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    Pro4lemas en los pretests0>ara'ente se alcan9a flu

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    Perfil de Campo Ta4la

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    E5emplo de Presiones 6s+ Profundidad

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    Ensayadores de formacinde nueva generacin

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    Confiuracin t?pica (RCI)

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    Mediciones de Presin

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    F ;a repetici)n de'ediciones de presi)nsin desasentar lae'pacadura per'ite

    asegurar el valor depresi)n de reservorio.

    F e&e ade'8s o&tenerseesta&ilidad en tie'po en

    el &uildupD para aceptarel valor 'edido

    F =i a'&as condiciones secu'plenD la presi)n dereservorio es confia&le

    Control de calidad de las mediciones

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    Formation Rate 'nalysis

    +

    =

    ddsyssys

    #o

    qdt

    td"VCr$k

    "t" )(*)(

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    'n@lisis FR'0 mo6ilidad 3

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    FR'0 mo6ilidad dudosa

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    Argentine well. In red, K values from RCI; in black, MR! "erm and in brown, #tonele$ "ermeabilit$

    Cali4racin de ?ndice de permea4ilidad deAtoneley y Resonancia man=tica uclear

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    Esta4ilidad y Repeti4ilidad

    7riterios de Esta&ilidad y >epeti&ilidad

    Esta&ilidad G 0.05 psi$'in

    >epeti&ilidad G 0.05 psi*racias a la alta precisi)n de las 'edidas depresi)n es posi&le la deter'inaci)n fluidos

    'ediante gradientes de presi)n an enespesores relativa'ente pe?ue:os.

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    Determinacin de contactos medianteradientes de presin

    D t i i d t t di t

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    !e'rleo( )*+,,, -/cm.-ua( 0*)+12 -/cm.!e'rleo( )*+,,, -/cm.-ua( 0*)+12 -/cm.

    Determinacin de contactos medianteradientes de presin

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    Identificacin de

    fluidos originales

    Sensor ptico

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    Identificacin de fluidos

    ;as 'odernas herra'ientas cuentan con sensores para;as 'odernas herra'ientas cuentan con sensores para

    (edici)n de resistividad de fluido(edici)n de resistividad de fluido

    (edici)n de constante dielCctrica del fluido(edici)n de constante dielCctrica del fluido

    =ensor )ptico ?ue deter'ina#=ensor )ptico ?ue deter'ina# ptical density a&sorci)n de la lu9/ de 00 a 2200 n'.ptical density a&sorci)n de la lu9/ de 00 a 2200 n'.

    Jndice de refracci)n del fluido.Jndice de refracci)n del fluido.

    Kluorescencia del fluido.Kluorescencia del fluido.

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    CRHDE 3I< 'TTE:P+ 'D

    PREAA+

    /

    Spectral Plot

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    400 600 800 1000 1200 1400 1600 1800 20000.00

    0.5

    1.0

    1.5

    2.0

    2.5

    3.0

    3.50

    NM

    % & ' ( ) * + - % %% %& %' %( %) %* %+

    48.3 P!

    38 P!

    24 P!

    30 P! Water

    "s#$i%

    Ref H20 Ref HC H

    20

    Aensor ptico espectros

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    /ndice de refracci0n, n

    R

    "+! "+1 #+! #+1 $+!

    !K

    "K

    #K

    $K

    K

    1K

    /K

    JK

    .K

    /ndice de refracci0n3ac4o 5 0*)

    ire 5 0*))),6

    7a$ 5 0*)) " 0*,1

    -ua 5 0*.,80*.9

    !e'rleo 5 0*.. " 0*11

    afiro 5 0*+29

    1as

    2il

    3rine

    #a""4ire

    Lndice de Refraccin

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    Toma de muestras de

    fluidos de formacin

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    Porta tanMues

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    Pressure upPressure up

    &ith itroen&ith itroen

    Nydrostatic PressureNydrostatic Pressure

    Compresses itroenCompresses itroen

    AurfaceAurface Run in NoleRun in Nole

    :uestra :onof@sica (PVT)

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    PumpPumpAample into Tan>Aample into Tan>Pressure upPressure up

    &ith itroen&ith itroen

    Nydrostatic PressureNydrostatic Pressure

    Compresses itroenCompresses itroen

    Aample DepthAample DepthAurfaceAurface Run in NoleRun in Nole

    :uestra :onof@sica (PVT)

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    Close andClose and

    the Tan> the Tan>

    36erpressure Ainle Phase36erpressure Ainle PhaseTan> &ith RCI PumpTan> &ith RCI Pump

    Pump AamplePump Aample

    into Tan>into Tan>

    Pressure upPressure up

    &ith itroen&ith itroen

    Nydrostatic PressureNydrostatic Pressure

    Compresses itroenCompresses itroen

    Aample DepthAample DepthAurfaceAurface Run in NoleRun in Nole

    :uestra :onof@sica (PVT)

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    Determinacin de

    punto de burbuja

    en condiciones de

    reservorio

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    In6aded oneR2C sensor

    Pac>er

    Dra&do&n pump

    8ac>up arm

    Piston PositionAensor

    AystemVolume

    Determinacin de Punto de 8ur4u5a

    Close PVT Val6e

    uart9 Gaue

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    In6aded oneR2C sensor

    uart9 Gaue

    Pac>er

    Dra&do&n pump

    8ac>up arm

    Piston PositionAensor

    AystemVolume

    Closed PVT Val6e

    5

    Determinacin de Punto de 8ur4u5a

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    Determinacin de Punto de 8ur4u5a

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    (ini =-

    (iniKrac

    Ensayo de Interferenciavertical

    3tras aplicaciones

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    ;os ensayadores de for'aci)n &8sicosper'iten tener esti'aciones de valoresde presi)n y per'ea&ilidad a &a

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