Drilling Formulars 2

7/24/2019 Drilling Formulars 2

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PRESSURES and PRESSUREGRADIENTS

1. Pef = Pov – Pp2. Pov =(ρb H) / 103. Ph = (ρW H) /10

=1.03kgf/cm2

4. ρb = φ · ρ + (1 – φ) · ρmax=2.31g/m3

!. "ov = (Pov · 10) / HKgf/cm2/10m

#. "p = (Pp · 10) / H$. P%& = Pp + ' (Pov – Pp). ' = v /(1 v) * e%a,- ' =

0.#$.

. "%& = (P%& · 10) / H10. "%& = "p + ( 2 ) ("ov – "p) e-a

111. "%& = "p + ( 2 ) ("ov – "p) –

ae&12. "%& = "ov – p-a

OVERPRESSURE MEASUREMENT

1. = max (1 – φ) + · φ2. φ =1.22 5 ( max)/( +

200)63.

∆tin−∆tmax

∆tin+∆tmax Pb= Pmat −2.11¿

6

4.

∆ t −∆tmin

∆ t −∆tmax

Pb= Pmat −2.11¿

6!. Pmax = 2.$!g/m3 *#. %-, =200 7e/%

Eq!"a#$n% D$&%' M$%'(d )P$*c(n+%an% ,

1. P$*)'1, -P(")'1,P&)'1,2. Pp(h2) = Pov(h2) –Pef(h1)3. Pov = "ov8H * Pp = "p8H

EATONS METOD )$++ P$c!+$%( EDM)

1.

Gsed−Gp

Gsed−Gnor=(

∆tnct

∆tcal)

n

9 = 3 (em/o9)9 =1.2 (:ev; / <xp)"9o& = 1.03'g/m2/10m

D E4PONENT

1.

W

D¿¿

R

N =¿

2. : = '>e(W/<)

3.(

R

60 N

)( 12W

D∗106 )¿∈[¿]

D−exp¿

4. < – exp = exp/ ?W!. < –exp = <ex 8

(?W9o&/?W)

#.

Dc−exp=¿ [ ( R

60 N

)( 12W

D∗106 )]G

$. < exp a9 <exp 9&eaev eph (%o& >@A)

. < exp a9 <exp e&eaev eph (%o& BPC)

.

Po

Pn=

( Dc−exp ) nor

( Dc−exp ) obs

5ASING

1.

Hi= σmud ( E+ H )

(σnor−σmud )+0.6

= a& gap* H = ae& hegh*

σnor=1.03 kgf

cm2

/10m

2.

EMW =( P 10

!"D )+ MW

6 5ASING SETTING DEPT 5ON

1.

∆ Pc#=(Gfrac $s#− Dmu

10

(?DDEP)

2.

∆ Pd=(Gmud $ max− Dp

10

3.

∆ Pdb=(Gfrac− Dpor ) x

10

4.

"i$H ( m3 )=10

−4

∗ Hs#oe Pp ( Dmud−

!. @a = a99,-a& apa; be-ohoe (<m3/m)

#. xpee Ho-e P&ob-em$. C,9o9 o% a9g(2*3*!*3)

TENSION 5A5UATIONS 7OR5ASINGS

1.

Pipe resistance

D % & =¿

load ¿load inside

2. !max=

!

D % &

3.

!total=!'eig#t +!bend

4.

( % &orce=Wair−appare

!. Ae9o9 = egh – b,o;a9;

#. Dppa&e9 egh = Wa& – F.Co&e

$. Dppa&e9 Wegh = Wa& x F.C. F.C = 1 (<m,/<ee-)

. F. Co&e = Wa& x(<m,/<ee-)

10. Abe9 = 1!.!2x G x< x D% <(9)* D% (m2) * G (o/30m)

11. Abe9 (p) = 21x G x B<g12. We Wegh = &; egh x F.C13. W(A) = 0.1! x W.p

NEUTRA POINT

1. <9 = 51 –(<m,/$.!)6

REOOG8

1. ) = * + II * =

p-a vo;

2. ) =k * + n

I.J =

Dppa&e9 vo;' = o o9e9; 9ex9 = o behavo& 9ex9 K1 = peop-a*9=1 = >eo9a99L1 = <a-aa9

3. ) =) 0+k * + n

4.

* p

(cp

)=,600−,300

!. ) 0( cp )=2,300−,600

#.

log(¿,600/,300)

log2n=¿

8DRAUI5S

a. PUMPS1. M = 0.0!1!9N(<2 –2/2)2 . M = 0.03#9N<2

3. >& = M&/M9. PUMP ORSEPO:ER)P,1. HP = W O 2. W = EPP/<e9;3. = <e9 ; x M4. HP = M x EPP

!.

Ppump ( HP)= -PP

400 x / m

#.

Ppump (k' )= -PP 600 x / m

c. 7RI5TION/ PRESSURE OSS

,&%ae

1.

∆ Pce= E 00.8

.1.8

*p0.2

drill string

2. ∆ Pds=ff 1 0"

2

R

3. " =. 2

4.

ff (lam )= 4

ℜ (3n+1n )

!. ff (lam )=24

ℜ

#. ℜ=

0"D

*

$. ff ( turb )= 3 R− 4

. 3=

log n+3.9350

. 4=

1.17− logn

7

D>>NE

10.

∆ Pann=ff 1 0"

2

R2− R1

11. " =

.

2

12.

2=5 ( R22− R1

2)

13.

ff (lam )= 8

ℜ (2n+1n )

9 =1 % p-a o9o9

14.

ff ( turb )= 3 [( 23 ) R] 4

FQA P:EE: NBEE

1. R9oSSe- = M/TD9 * 9 =3 :o--a

2.

∆ Pfric= 0" 2

2[ 1

C62−1]

3. ∆ Pturb= 70 "

2

2

4.

∆ Ptot =∆ Pfric+¿

∆ Ptur

!.

∆ Pbit = 0"

2

2 +0.1

#.

∆ Pbit = 0"

2

2+'W8(

I. . =.2!

$.

Po'er $ bit =. x ∆Pbit

.

Po'er $ bit ∝.mud3

.

Po'er $ bit ∝8D−4

10. "elocit3∝8D−2

11.

Ps#oe=g0mH +∆ Pstar



12.

∆ Pstart = ∆ P

∆ H H

13.

∆ P

∆ H ( psi

ft )=)gel(

psi

ft )

300 (d2−d

14. Re-o;* m9 = 101 m/

1!.

-PP=∆ Pce+∆Pds+∆

1#.

ECD= P#

# +

∆Pann

# >g

KI5K

1.

g0mH = Pann+g0m#+g

2.

0k = 0m− Pann

g ( H −# )

STOKES A:

1.

g0steel(4 5 r3

3 )=g0mud

2.

r2( 0steel− 0mud)

*p

"limit =2

9 g ¿

)

3. Ame = <a9e/(R9a-+R-m)

4. Ame = <a9e/ Rave&age

!. " =C 6 √ 2 g# I. @

= o.#! (homog)

#.

"a6="i+"f

2=

"f

2=

C6

5OMMUNI5ATING VESSES

1.

"a6=C6

2 √2 g (## )[1−#

GENERA E;UATIONS

1.

8D4− 9D

4

¿5 ¿

Mp=¿

2.

8D4− 9D

4

¿5 ¿

Md=¿

3. ?p = 2 x ?4. = (B< –Q<)/2

!.

Mt'ist ( max )=) x Mp

8D

2

#.

Mbend (max )=) x Md

8D

2$. Hexago9a- 'e--;* &,-a& 99

2=6

4 √ 3 R

2−5

4 9D

2

. P,--9g Do9 = Pp + P +P ('e--;+b) +g

0mHdp x 5

4 (B<2 –

B<2p)

. 9a&; Ro-,me o% Ppe

" u= 5 4

9D2

(%3/%)

10. e9oJe x peU g&av;= e9poe

11.

1min $dc = 7 W8(

Wdc( ibf

ft )' = 1.212. EpeU HP = (HP/D9oSS-e)13. EpeU WBF = WBF/B<b14. Ao&V,e 8 :?P = Poe&

1!.

R8C = 360

25xdog−leg

$ng%' n!%+1mm =0.1m=0.001m=0.000001Jm =0.033$9=0.00321%=0.00104;=#.21e0$ mA$a Un!%+1mm2 = 0.01 m2 = 0.000001m2 =0.001!!92 = 0.000011%2 =0.000001;2

V(#m$ Un!%+

1m

3

=0.000001m

3

= 0.001 -& =0.0#1024 93 = 0.00003!%3 =0.0002#4 E ga- = 0.00000#b&-Ma++ Un!%+1g = 0.001Jg = 0.000001o99e=0.00220!-b =0.03!2$3oSD$n+!%< Un!%+1g/m- = 1000 Jg/m3 =#2.421$-b/%3 = 0.03#12$ -b/93

Ro-,me& NV, C-o 91N/e =#0 N/m9 = 3.# ?3/h& =2.1103 %3/m9 = 12$.11$%3/h&=1!.!03$ga-/m9 = !43.4$3b-/V(#m$%!c Ga+ 7#(= Un!%+1m3/h& = 3!.310$3%/h=0.!!2%/mMa++ 7#(= Un!%+1Jg/h= 2.204!#-b/ho,& =0.0002$ Jg/ =0.001/hP$++$ Un!%+1ba& = 14.!032#p = 100JPa =0.1?Pa = 1.01#Jg%/m2 =$!0.01 mm Hg = 0.$1#$amD<nam!c V!+c(+!%< Un!%+1p = 0.01poe = 0.000#$2 -b/(%·)K!n$ma%!c V!+c(+!%< Un!%+1@e9&oJe =0.01 E&oJe =0.000011%2/ = 0.000001m2/P(=$1 HP = !!0 %Qb%/ = 0.$4!$J-oa = 1.014 PE o& @RD!m$n+!(na# Ana#<+!+

1. >o&ma-Se =(Rav/Ne9gh) = A1

2.

&orce= 11 M

1! −2

3.

Pressure= 1−1

M 1

! −2

4.

Energ3= 12 M

1!

−2

=

P&e,&e x Ro-,me

!.

!or:ue= 12 M

1!

−2

#.

Po'er= 12 M

1!

−1

$.

D3namic "iscostit3= 1−

.

1inear Weig#t ( &

1)= 1

0

.

-pecific Po'er ( P

2)= 1

0

10.

Pressure Gradient ( P

# )=

11.

-pecific Weig#t ( P

# )= 1

−

12.

-urface !ension( &

1)= 1

0

13. EpeU WBF =

10 M

1! −1

14. Co&e/R = P&e,&e "&ae9= EpeU Wegh =

1−2

M 1! −2

OTERS

1. B</ L 20 = h9 a-- (@P)2. B</ K 20 = hJ a-- (<P)

TEOR8 Bve&p&e,&e1. E&e &e-ae ?eha9m(eo9* ompao9eV,-b&,m)2. Ro-,me Q9&eae ?eha9m(Aempe&a,&e &e* <age9e*<eompoo9* H/@ ge9e&ao9*@&aJ9g* F,me9)3. C-, ?oveme9 a9 F,o;a9;(Bmo* H/@ F,o;a9;* D&ea9P&e,&e)4. BP , &e&b,o9(&a9%e&e9e)Und$ P$++$+

<fe&e9a- <ha&ge* <fe&e9a-"a o* :oJ <-aa9;* Ahe&ma-efe* Bmo* :ee&vo&<ep-eo9

Im&(%anc$ (f P&> P("> 7acKn(=#$dg$

1. @a9g P&og&am eg9 (!)2. @eme99g <eg9 (1)3. <&--9g/?,/H;&,- (!)4. We-- @o9&o- eg9 (1)!. We- - @o (1)

Md Add!%!"$+ –egh9g age9*RoUe&* C-&ao9 o9&o-

Dge9* <eo,-a9* ha-eab-Sao9 age9* -o &,-ao9age9* <e%oame&.

M$c'an!+m (f ?!% d!##!ng &app9g/go,g9g* P-o,g9gXg&99g* @hpp9g X &,h9g*hea&9g* &oo9

?!% M!+=(k!ng – Fo,99g(WBF)* -p XJ (b hoe)*WhJh9g (FHD a&&)

T$n+!#$ (ad ca+$+ E&9gegh* be99g* eme9 p-,g*hoJ -oa9g* hgh 9e&9a-p&e,&e

Ad"an%ag$+ (f O?M1. maxm,m -eve- o% ha-e

h;&ao9 9hbo92. o9e9 , p&ope&e3. ?o&e ompee9 ,9g4. ,e %o& mo&e ha9 o9e e--!. boom ho-e empe&a,&e

,p o 300Y@#. exb-;* &e,e o&&oo9$. mp&ove &g o9o9

D!+ad"an%ag$+ (f O?MHgh maJe,p o* 9v&o9me9a-&e&o9* x&a U&e p&eve9o9p&ea,o9* B- @omp&eb-;*-e efeve Ho-e -ea99g a9,9g ,pe9o9* mo&e Z,-JJ a9ge& eva-,ao9

Dva9age o% "F? – Dvo -o&,-ao9* Qmp&ove :BP* -a&ge& b-%e* &e,e ae& -o o%o&mao9

C,9o9 o% <&--9g C-, = 10&eao9[

5ONDU5TOR PIPE

Ao p&oe he ha--oe& %o&mao9 %&oma9; o9am9ao9 ,e o he &--9g,\

o p&eve9 a9ge&o, aho, a9e&oo9 o% he -ooe* ,9o9o-aeopo-* hh a9* omeme* &e,- 9bg p&ob-em %o& he ab-; o% he &ge-%

SUR7A5E 5ASING

• Ao p&oe he poe9a- %&ehae& -eve-%&om he o9am9ao9 o% he &--9g,\

• o a--o he 9a--ao9 o% he bop aJ\• Ao he-p ,ppo&9g he egh o% he

,eve &--9g &9g a9 hep&o,o9 eV,pme9

INTERMEDIATE 5ASING

• Ao ea- of &o,b-eome %o&mao9* ,ha eaJ So9e h -o %&a,&eg&ae9* ove&p&e,&e 9e&va-*a- be* -o,gh9g ha-e* &eave%o&mao9* evae eo9* e.\

• o ge -oe& o he a&ge\• o a--o he ,e o% hghe& e9; m,*

be9g p-ae 9 hghe& %&a,&eg&ae9 %o&mao9 (m9m,m hoJe

ma&g9 &eV,&e 40 Jg%/m2)\• o 9a-- hghe& pe&%o&ma9e bop aJ\• Ao o-ae 9e&meae m9e&a-Se

%o&mao9PRODU5TION 5ASING B:PRODU5TION INER

• Ahe o-ao9 a9 p&oeo9 o% a-- heSo9e above a9 h9 he p&o,o9-eve-\

• Ho,9g %o& a-- he p&o,o9 eV,pme9\• Ahe exe,o9 9 a%e o9o9 o% a--

hoe ope&ao9 hh a&e ,,a--;&eV,&e ,&9g he p&o,o9 -%e o% ae--\

• Ahe o9a9me9 o% he p&o,9g ,9 ae o% p&o,o9 &9g (,b9g)%a-,&e.

AH ?DQ> D<RD>AD"E BC D NQ>: D:

• @o o9a9me9\• <e&eae o% he egh o% he ,b,-a& o

ha9-e (efe o9 &g e-eo9)\• Fee& h;&a,-\• ?eha9a- 9eg&; he9 p&o,o9

a&\• ?o&e exb-; 9 omp-eo9 heme. AH ?DQ> <QED<RD>AD"E BC NQ>:Q>EADNNDAQB> D:

• :J o% poo& p&e,&e 9eg&; 9o&&epo9e9e o% he -9e& opbea,e o% poo& eme9ao9 o& ,eo ea& o% he a9g o9 hh he-9e& ha9ge\

• :J o eme9 he -9e& &,999geV,pme9\

• <Z,-; 9 oba99g goo eme99g ]ob ,e o he ma-- -ea&a9ebeee9 a9g a9 -9e& o& ho-e a9-9e&\

• >ee o 9a-- a b&ge p-,g above he-9e& op 9 ae o% bop &emova- 9ae he omp-eo9 &9g ha9o bee9 &,9 a9 -a9e ;e..



Im&(%anc$ (f Gad!$n%+ Ana#<+!+:'!#$ D!##!ng. Ahe a&9g po9 o% ao&&e a9 &e-ab-e e-- p-a999g a9eg9 &ep&ee9e b; he p&eo9a9 he eva-,ao9 o% he p&e,&e hee-- -- have o %ae ,&9g he &--9gav;\ he&e%o&e* a-- efo& have o bemae o ee&m9e

Bve&b,&e9 p&e,&e a9 p&e,&eg&ae9 Po&e p&e,&e a9 p&e,&eg&ae9 C&a,&e p&e,&e a9p&e,&e g&ae9.@o&&e p&e,&e g&ae9 eva-,ao9h-e &--9g -- -ea o p&ope& e-eo9o% he e-- pa&amee& @a9g e9g po9 a9 a9g eg9 ?, a9 eme99g p&og&am

H;&a,- p&og&am F e-eo9 <&--&9g eg9 a9 ab-Sao9 :ge-eo9 FBP X e--hea e-eo9 V,pme9 e-eo9 Ho-e p&ob-em9v,ao9:'< M(+% T$c'n!q$+ f(O"$&$++$ Ana#<+!+ U+$ S'a#$+ a+R$f$$nc$@ 1. >o&ma--; p&e,&e &oJa9 ab9o&ma--; p&e,&e &oJ o9-;oex % epa&ae b; ^pe&meab-;ba&&e&_ o& êa-_* hh a a-o a^p&e,&e ba&&e&_. Ahee ba&&e& o&ea- a9 be &eae b; a9; mae&a- o&omb9ao9 o% mae&a- hh &e,e o&mpee he moveme9 a9 paage o% , h9 he ,bo- a9 a9 be o% ph;a-* hema- o&g9 o& a omb9ao9o% boh.2. @-a; a9 Eha-e o9,e he moommo9 pe&meab-; ba&&e& ge9e&a--;o9e&e &epo9b-e %o& ove&p&e,&eo,&&e9e a9 mo eh9V,e %o&ab9o&ma- p&e,&e eeo9 a&e app-e9 hee o aego&e o% &oJ.P($ P$++$ Gad!$n%+ ca#c#a%!(n+f(m S$!+m!c Da%a Ana#<+!+ (1) Pov =Pef + Pp (2) Q% a he o9e&e eph H 1*he &oJ ha 9o&ma- ompao9 a9 a-o9o&ma- po&e p&e,&e* a,m9g a va-,eeV,a- o he h;&oa.(3) Q% he &oJ a he eph H2 ampee* %o& a9; &eao9* he9 -- havepo&e p&e,&e above h;&oa. (4) Q% heo &oJ a&e mae boh b; he ame-ho-og; a9 have he ame &a9 me*he9 he; have bee9 ,b]ee o heame ompao9 p&e,&e. (!)Ahe&e%o&e*o9e a-,-ae he ove&b,&e9 p&e,&ea he eph H1 a9 J9o9g ha he po&ep&e,&e g&ae9 9o&ma- (eV,a-* %o&9a9e o 1.03 Jg/m2/10 m)* b;app-;9g he above me9o9e eV,ao9he efeve ompao9 p&e,&e a9 be

a-,-ae Pef*H1 = Pov*H1 – Pp*H1 (a ephH1) (#) ?ov9g o he eph H2* heove&b,&e9 p&e,&e ea-; a-,-ae*be9g he ove&b,&e9 g&ae9 a-&ea;ava-ab-e\ Pp*H2 = P ov*H2 – P ef*H1=H2 (a ephH2) ($) Ahe Po&e P&e,&e "&ae9 a H2"P = (PP x 10)/H2

K!ck T(#$anc$ Ahe vo-,me o% maxm,m 9,x (JJ) ha* o9e e9e&e9o he e--bo&e* a9 be &,-ae o,h a ô9a9 boom ho-e p&e,&e_meho ho, %&a,&9g he %o&mao9be-o he hoe o% he p&evo, a9g. 8!$#d S%$ng%' (f S%$$# Q9 ee-*;e-9g phe9ome9o9 o,& a%e& hee-a -m. Co& mae&a- ,e op&o,e ,b,-a& goo* DPQ peUe he;e- &e9gh a he e9-e &e&eV,&e o p&o,e a oa- e-o9gao9 o% 0.!00.#!` (epe99g o9 ee- g&ae)beee9 he ga,ge -e9gh.5a+!ng S%!ng $q!&&$d =!%' EB%$na#

A%%ac'm$n%+ )5$n%a#!C$+>Sca%c'$+,@ @a9g &9g ho,- beeV,ppe h e9&a-Se& X &ahe& oa,&e aepab-e a9g e9&a-Sao9a9 o e9ha9e m, &emova- ope&ao9. Ahee eV,pme9 a&e aahe 9 heo,e& eo9 o% he a9g.

7nc%!(n+ (f D!##!ng 7#!d Ca9g%o&mao9 p&e,&e a9 ,ppo&9g e--o9&o- am (<e9;)\ Ho-e -ea99gh &emova- o% ,9g %&om he boomo% he e-- p&ov9g he& &a9po&ao9,p o ,&%ae (<e9; X Ro;)\ @,9g a9 o- ,pe9o9 he9 m,&,-ao9 empo&a&-; oppe ("e-E&e9gh)\ P&oeo9 a9 ab-Sao9 o% ba&e bo&eho-e a-- (?, @aJe)\ @oo-9ga9 -,b&ao9 o% b a9 &-- &9g(N,b&a9)\ :e,o9 o% &-- &9g a9a9g egh* %ag,e a9 ea& (<e9;)* @o&&oo9 @o9&o- (pH)\ <aaaV,o9 abo, &oJ a9 %o&mao9,. @&,-ae he JJ o, o% he e--.D$n$ %'$ f(##(=!ng )a#+( Ad". andD!+ad".,

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Drilling Formulars 2

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