Drilling Calc
Short Description
calculation...
Description
U NI T
C ON VE RS IO NS
Written by Gabor Nemeth
negabor6matavnet!hu
Conversion from metric to English unit
Conversion from English to metric unit
Calculations
etr!symbol mm m m /m l l l m% N /g /3a "a b ar N!m /g!m /g4m /g4l /g4l /g4m%
ulti"ly by by $!$%&%' %!(,$,* +!$&%-+ $!-(+%'% $!(-*+', $!(+&&'$!$%)%+*' -!(,&&* $!((*,$& (!($*-( $!+*)$%, +*)!$%, +*!)$%, $!'%')-+ '!(%%$+ $!-'+&'+ ,!%*)(% -(!*(', $!%)$)
Eng!name inches feet yar.s miles0lan.1 gallons0US1 gallons0U21 cubic feet barrel " oun. s " ou n. s "si "si "si foot "oun.s foot "oun.s "oun.s4foot "oun.s4gallon "oun.s4cu!ft "oun.s4barrel
Eng!symbol in ft y. mile0st1 gal0US1 gal0U21 cu!ft bbl lbs lbs "si "si "si ft!lb ft!lb lb4ft "" " "g "cf lb4bbl
ulti"ly by by ()!* $!%$*, $!&+** +!-$&%* %!',)%% *!)*)&(,!%+-, $!+),&,* *!**,(( $!*)%)&( -!,&*'*) $!$$-,&*' $!$-,&*') +!%)),( $!+%,()) +!*,,+$!++&,(& $!$+-$+,) (!,)%$'
etr!symbol mm m m /m l l l m% N /g /3a "a bar N!m /g!m /g4m /g4l /g4l /g4m%
etr!#uantity + + + + + + + + + + + + + + + + + + +
Eng!result $!$%&%' %!(,$,* +!$&%-+ $!-(+%'% $!(-*+', $!(+&&'$!$%)%+*' -!(,&&* $!((*,$& (!($*-( $!+*)$%, +*)!$%, +*!)$%, $!'%')-+ '!(%%$+ $!-'+&'+ ,!%*)(% -(!*(', $!%)$)
Eng!#uantity + + + + + + + + + + + + + + + + + + +
etr!result ()!* $!%$*, $!&+** +!-$&%* %!',)%% *!)*)&(,!%+-, $!+),&,* *!**,(( $!*)%)&( -!,&*'*) $!$$-,&*' $!$-,&*') +!%)),( $!+%,()) +!*,,+$!++&,(& $!$+-$+,) (!,)%$'
m% 4h l4m l4m l4m l4m /3a4m bar4m /3a4m bar4m /W +$%.aN!/m
+)$!&)& $!$$+&+' $!$+$'-*$ $!$,$)(+* $!$$-(,&& $!$**($'*!*($'$!+*)$%, +*!)$%, +!%*+$( $!-&,%(
barrel4.ay barrel4foot cu foot4foot US gallon4foot barrel4meter "si4foot "si4foot "si4meter "si4meter horse "o5 er Ton!mile
bbl4.ay bbl4ft cu!ft4ft gal4ft bbl4m "si4ft "si4ft "si4m "si4m h" Ton!mile
$!$$--(*%% )(+!-$+ &(!$&$(,& +(!*+&+ +),!&,* ((!-($)) $!((-($)) -!,&*'*) $!$-,&*') $!'*)' +!*%($+
m% 4h l4m l4m l4m l4m /3a4m bar4m /3a4m /3a4m /W +$%.aN!/m
+ + + + + + + + + + +
+)$!&)& $!$$+&+' $!$+$'-* $!$,$)(+* $!$$-(,&& $!$**($'*!*($'$!+*)$%, +*!)$%, +!%*+$( $!-&,%(
+ + + + + + + + + + +
$!$$--(*%% )(+!-$+ &(!$&$(,& +(!*+&+ +),!&,* ((!-($)) $!((-($)) -!,&*'*) $!$-,&*') $!'*)' +!*%($+
1. oldal
Conversion bet5een metric units 7C7 7:7 7E7
787
797
etr!symbol bar bar N .aN N!m
ulti"ly by +$$ $!+ $!+$( +!$( $!+$(
787
797
Eng!symbol in ft y. y. s# in s# ft s# y. acres cu in gal0US1 cu ft gal0US1 o< lb gal4ft cu!ft4ft gal4ft ""g
ulti"ly by $!$,%%%%% $!%%%%%% $!$$$)-,( $!$$$*&(& $!$$-&*** $!++++++ $!$$$($-$!$$+)-() $!$$$)',' $!+%%-''' $!+',+++% $!$(%,$&) $!$-() $!$$$) $!+%%-''' $!+',+++% $!$(%,$&) '!*,$-,
etr!symbol /3a 3a /g /g /g!m
etr!symbol /3a 3a /g /g /g!m
ulti"ly by $!$+ +$ &!,$--) $!&,$--) &!,$--)
Conversion bet5een british units 7C7 7:7 7E7 Eng!symbol ft y. ile 0stat1 ile 0naut!1 s # ft s# y. acre s# mile0stat1 c u ft c u ft bbl bbl lbs sh! tn cu!ft4ft bbl4ft bbl4ft "cf
Eng!symbol ft y. ile 0stat1 ile 0naut!1 s# ft s# y. acre s# mile0stat1 cu ft cu ft bb l bb l lbs sh! tn cu!ft4ft bbl4ft bbl4ft "cf
ulti"ly by +( % +'-$ ($(& +** & *,*$ -*$ +'(, '!*,$-, )!-+**-' *( +($$$ '!*,$-, )!-+**-' *( $!+%%-'''
Calculations 7;7 etr! Symbol b ar b ar N .aN N!m
787#uantity + + + + +
7C7result +$$ $!+ $!+$( +!$( $!+$(
7:7#uantity + + + + +
7;7result $!$+ +$ &!,$--) $!&,$--) &!,$--)
Calculations 7;7 Eng!symbol in ft y. y. s # in s # ft s# y. acre c u in gal0US1 c u ft gal0US1 o< lbs gal4ft cu!ft4ft gal4ft " "g
2. oldal
787#uantiy + + + + + + + + + + + + + + + + + + + + + + +
7C7result $!$,%%%%% $!%%%%%% $!$$$)-,( $!$$$*&(& $!$$-&*** $!++++++ $!$$$($-$!$$+)-() $!$$$)',' $!+%%-''' $!+',+++% $!$(%,$&) $!$-() $!$$$) $!+%%-''' $!+',+++% $!$(%,$&) '!*,$-, $ $ $ $ $
7:7#uantity + + + + + + + + + + + + + + + + + + + + + + +
7;7result +( % +'-$ ($(& +** & *,*$ -*$ +'(, '!*,$-, )!-+**-' *( +($$$ '!*,$-, )!-+**-' *( $!+%%-''' $ $ $ $ $
2IC2 S=EET 4 .riller>s metho. in metric units 4 Written by Gabor Nemeth negabor6matavnet!hu ;ill in ONA@ ONA@ the the blue H yello5 cells 5ith .ata an. the "rogram 5ill calculate by itself
Well? Well .ata
2 P D
=ole sis :!influB.ensity of influ :!influO:B00SIC3BSI:331 :!influO:B00S IC3BSI:331 D +$$$40&,+ D =!f11 +&& /g4m% 3ossible 2ic/ Ty"e Gas "B"ressure changing issue. from mu. .ensity changing +,*, /3a "002:BO:1 D &,+ D csg!shoe .e"th14+$$$ 88S32: 88S32:88S3O:B.elta " )*&( /3a 88S3FB @ou @ou can increase the 88S3 88S3 if the gas reache. the surface 88S3F0O: D &,+ D =!s14+$$$ *&&, /3a 88S3gsB88S3 if the gas reache. the surface088S3ma!1 88S3gs88S3O:F88S3F088S3ma!1 +(%%, /3a SIC3B SIC3 changing base. on a certain time! +)$$ /3a RgmBgas migration Rgm SIC34W+ +$% m Ne5 3shoe Ne5 3shoe 00OW D TV:shoe D &,+14+$$$1FSIC3F SIC3 %*('( /3a V+Volume of mu. to be ble. off .ue to Ne5 3shoe +!,) m% V+003hi.rF 003hi.rFSI:331 SI:331 D Gain1403hi. Gain1403hi.rFSI:33B rFSI:33B SIC31 a!"it gainB"it gain 5hen influ reache. the surface a!"it gain$+),&,*D*Droot(03!form0"si1DG0bbl1DV!as0bbl4ft14OW0""g11 +( m%
8nalysis of .riller>s metho. 4metric4
4 a 3 / 4 s e r u s s e r 3
+)$$$ +*$$$ +%$$$ +($$$ ++$$$ +$$$$ &$$$ ,$$$ '$$$ -$$$ )$$$ *$$$ %$$$ ($$$ +$$$ $
, % % ( +
$ * % '
$ * % '
-%$$
-%$$
)$$$
)$$$
$ * % '
,*&, -%$$
$ * % '
$ * % '
-%$$
( & * )
88S3
%)$$
%)$$ (&,-
(&,-
(&,-
+)*, $ $
(%(, %(,!%& !%&)$-+ )$-+'( '(,* ,* *'%) *'%)!!-&&--'*) '*)&(& &(&
3." 3csg
)(-* )(-*!$ !$+( +(%* %*))-'& '&
5. oldal
'(%(! (%(!%( %($& $&,' ,'-) -)*% *% &)&)-$!'+ $!'+-$ -$*& *&%, %,(' (' +(* +(*&-!%% -!%%% %%%%% %%%%%% %%%
stro/es
NOTE? basic .ata
rea.able .ata
calculate. .ata
6. oldal
2IC2 S=EET 4 .riller>s metho. in fiel. units 4 Written by Gabor Nemeth negabor6matavnet!hu ;ill in ONA@ the blue H yello5 cells 5ith .ata an. the "rogram 5ill calculate by itself WEAA?
:8TE?
Well .ata
2 P D
=ole sis :!influB.ensity of influ :!influO:B0SIC3BSI:33140=!f D $$)(1 +!-& ""g 3ossible 2ic/ Ty"e Gas "B"ressure changing issue. from mu. .ensity changing (-, "si "02:BO:1 D $$)( D csg!shoe .e"th 88S3 2: 88S3 2:88S3+B.elta "! '&"si 88SFByou can increase the 88S3 if the gas reache. the surface 88S3F0O:B:!influ1 D =!s D $$)( '("si 88S3gsBif the gas reache. the surface088S3ma!1 88S3gs88S3O:F88S3F 088S3ma!1 +'&$ "si SIC3B SIC3 changing base. on a certain time! (+, "si RgmBgas migration Rgm SIC34W+ %%ft *&'% "si Ne5 3shoe Ne5 3shoe0OW D TV:shoe D $$)(1FSIC3F SIC3 V+Volume of mu. to be ble. off .ue to Ne5 3shoe +( bbl V+003hi.rFSI:331 D Gain1403hi.rFSI:33B SIC31 a!"it gainB"it gain 5hen influ reache. the surface a!"it gain* D root(003!form D G D W+14OW1 ') bbl
8nalysis of .riller>s metho. 4fiel. unit4 (($$ $ & ' +
($$$ +,$$ +-$$ +*$$ 4 i s " 4 s e r u s s e r 3
+($$
* $ +
+$$$ ,$$
* $ +
&+*
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+(%% &+*
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* $ + & '
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(()
($$ $
$ $
(%(,!+(&%+)'&(
*'%)!$(--')&$$*
)(-%!*()$-)(%(-
'(%+!++)%+&%+%+
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+(*&*!)*$%,*)*)-
3."
9. oldal
88S 3
stro/es
NOTE? basic .ata
rea.able .ata
calculate. .ata
10. oldal
11. oldal
12. oldal
13. oldal
14. oldal
Depth $ete!
Balancing speciic g!a"it# 1.2 1.5 1.8 2.1
Depth
Balancing speciic g!a"it# 1%2 &g'l 1%5 &g'l 1%8 &g'l 2%1 &g'l
$ete! Coeicient ()( Coeicient ()( 0 1.86 1.85 1.84 1.83 5300 0.6 0.55 0.5 0.46 727 100 1.81 1.8 1.79 1.77 5400 0.595 0.54 0.495 0.45 200 1.76 1.73 1.72 1.71 5500 0.59 0.535 0.49 0.445 +!& 300 1.7 1.67 1.61 1.6 5600 0.58 0.53 0.48 0.44 400 1.65 1.61 1.55 1.54 5700 0.57 0.52 0.475 0.43 1.6 1.55 1.5 1.49 5800 0.565 0.515 0.47 0.425 +!,500 600 1.57 1.52 1.45 1.43 5900 0.56 0.51 0.46 0.42 700 1.52 1.47 1.41 1.39 6000 0.555 0.5 0.455 0.41 1.48 1.43 1.35 1.33 6100 0.55 0.495 0.45 0.4 +!'800 900 1.44 1.38 1.31 1.27 6200 0.54 0.49 0.445 0.395 1000 1.41 1.35 1.28 1.24 6300 0.535 0.485 0.44 0.39 +!1100 1.38 1.31 1.24 1.2 6400 0.53 0.48 0.435 0.385 1200 1.35 1.27 1.2 1.16 6500 0.525 0.47 0.425 0.38 1300 1.32 1.24 1.16 1.12 6600 0.52 0.465 0.42 0.375 +!) 1400 1.29 1.21 1.13 1.08 6700 0.51 0.46 0.415 0.37 1500 1.25 1.17 1.1 1.05 6800 0.505 0.455 0.41 0.365 1600 1.22 1.14 1.07 1.01 6900 0.5 0.45 0.4 0.36 +!* 1700 1.2 1.12 1.04 0.98 7000 0.495 0.445 0.395 0.355 1800 1.17 1.09 1.01 0.95 7100 1900 1.14 1.05 0.98 0.92 7200 +!% 2000 1.12 1.03 0.96 0.9 7300 2100 1.09 1.01 0.93 0.87 7400 +!( 2200 1.06 0.98 0.91 0.85 7500 2300 1.04 0.95 0.88 0.82 7600 2400 1.01 0.93 0.86 0.8 7700 +!+ 2500 0.99 0.9 0.84 0.78 7800 2600 0.97 0.88 0.82 0.76 7900 2700 0.95 0.86 0.8 0.74 8000 + 2800 0.93 0.84 0.78 0.72 2900 0.91 0.82 0.76 0.7 $!& 3000 0.89 0.81 0.75 0.69 0.81 0.79 3100 0.87 0.79 0.73 0.67 3200 0.85 0.77 0.72 0.66 $!, 9alancing mu. s"ec!gravity 3300 0.83 0.75 0.7 0.65 3400 0.82 0.74 0.69 0.63 3500 0.8 0.73 0.67 0.62 $!' 3600 0.79 0.71 0.66 0.61 3700 0.77 0.7 0.65 0.6 3800 0.76 0.69 0.64 0.59 $!3900 0.74 0.68 0.63 0.58 4000 0.73 0.67 0.62 0.57 $!) 4100 0.72 0.65 0.61 0.56 4200 0.7 0.64 0.6 0.55 4300 0.69 0.63 0.59 0.54 $!* 4400 0.68 0.62 0.58 0.53 4500 0.67 0.61 0.57 0.52 4600 0.66 0.6 0.56 0.51 $!% 4700 0.59 0.55 0.5 $ $ $ $ $ $ $ $ $ $ $ $ $ $ $0.65 $ $ $ $ $ $ $ $ $ $ $ $ +!( $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ m 4800 % -0.64 0.585 0.54 0.49 & ( ) , + * ' $ % - & ( ) , + * ' $ % - & ( ) , + + + ( ( ( % % % % * * * ) ) ) - - - - ' ' ' +!) 4900 0.63 0.58 0.53 0.485 5000 0.625 0.575 0.525 0.48 +!,
5100 5200
0.62 0.61
0.565 0.56
0.52 0.51
0.47 0.465
(!+
AE82 O;; TEST 3re"arations +! :rill out the casing shoe! 4 be sure there is no fla""er valve in the string 4 (! :rill ahea. )B)$ ftJ 0+!)B+) m!1 4 it .e"en.s on com"any regulation 4! %! Circulate for con.itioning mu. in the hole! 4no cuttings in the mu. 4 *! Get rea.y a cementing "um" 5ith a sensitive "ressure gauge! )! Calculate the "ressure loss .ue to gel strength of mu.! -! 3ull the string above the casing shoe! :ata etric unit ;iel. A length of string ('*%!( m &$$$ ( +$ lb4+$$ft +$ o yiel. value of mu. . :3 I: % %4+- in % %4+.c casing I: , +4( in , +4( .o :3 O: ) in ) TV:csg!shoe true vertical .e"th of casing shoe ('*%!( m &$$$ TW mu. 5eight .uring AOT +(*$ /g4m% +$!%)
unit ft lb4+$$ft ( in in in ft ""g
;ill in ONA@ the section above 5ith .ata an. the "rogram 5ill calculate by itself
Calculations of "ressure losses 3gsB"ressure loss .ue to gel strength of mu. ;ormula to be use. 5hen AOT is "erforme. through :3 &*
3gsA 0 o 40%$$ .11 4 fiel. unit 4 3gsA 0 o 40+%(-(% .11 4 metric unit 4
"si -*& /3a
;ormola to be use. 5hen AOT is "erforme. on annulus ,- "si )&+ /3a
3gsA 0 o 40%$$ 0.cB.o11 4 fiel. unit 4 3gsA 0 o 40+%(-(% 0.cB.o11 4 metric unit 4
3roce.ure +! ;ill u" cementing line H bell ni""le 5ith mu. by cementing "um" an. sto" "um"! (! Close 9O3 4 bag ty"e or "i"e rams 4 %! Start cementing "um" slo5ly an. as soon as "ressure starts to sho5 on the gauge "um" +4( bbl 4 $$, m% 4 more an. sto" "um"! *! Wait some % minutes an. "lot "ressure versus volume! )! 3um" +4( bbl 4 $$, m% 4 more sto" "um" 5ait % minutes an. "lot the net "oint on the gra"h! -! Continue this 5ay until the "ressure increase becomes less than the "revious increase i!e! the line on the gra"h starts ben.ing to the right! This "oint is the lea/ off "oint an. gives the value for the 88S3! '! 3um" less volume 0 say +4* bbl 4 $$* m % 41 5ait an. "lot this "oint on the gra"h! Aea/ off has no5 starte. an. the "ressure reache. is the formation brea/ .o5n "ressure! ,! 9lee.Boff "ressure chec/ returns an. very carefully re"eat "ressure buil.ing u" to get a chec/ on the result! &! 8t the en. correct the lea/ off "ressure 5ith 3gs an. the result gives the real lea/ off
19. oldal
"ressure! +$! I3ORT8NT? :o not brea/ the formation but sto" 5hen lea/ off starts
Chart 4 fiel. unit 4 3res! "si Vol! bbl Time min $ $ $ )+$ $!) + +$($ + ( +)%$ +!) % ($*$ ( * (),$ (!) ) (-($ % ()($ %!) ' (*,$ * , (**$ & (%)$ +$ (%$$ ++ ((*$ +( (($$ +% (($$ +* (($$ +) (($$ +(($$ +' (($$ +, ;ill in this chart 5ith .ata
Aea/ Off Test *$$$ %')$ %)$$ %()$ %$$$ $ $ ( , - $ ) ( ( $ $ ( ) , * ( * * $ ( $ ( ) % $ $ ( % * $ $ ( ( $ $ ( ( ( $ ( ( * $ (
(')$ ()$$
4 i s " 4 e r u s s e r 3
(()$
$ $ ( (
$ $ ( (
$ $ ( (
$ $ ( (
($$$ $ % ) +
+')$ +)$$ $ ( $ +
+()$ +$$$ ')$
$ + )
)$$ ()$ $ $
+
(
%
*
)
-
'
,
& $ + ( % * ) - ' , + + + + + + + + +
Time 4min4
Aea/ off "oint "ressure
0rea. on gra"h an. 5rite here1
Calculation of real Aea/ Off 3ressure
(),$ "si
43AOT 4
3AOT Aea/ off "oint "ressure 0rea. on gra"h1 B "ressure loss .ue to gel strenght 3AOT 5hen AOT is "erforme. through :3 3AOT 5hen AOT is "erforme. on annulus
(*,- "si (*&* "si
Real lea/ off "ressure .etermines the aimum 8llo5able 8nnulus Surface 3ressure!
20. oldal
3AOT88S3! 88S3 has to be recalculate. for the a""ro"riate mu. 5eight! Ne5 u. Weight 4Ne5W4 0 5rite here 1 +$!%) ""g 88S3ne5 mu.B 88S3 5ith ne5 mu. 5eight (*,- "si 88S3ne5 mu.88S3B00Ne5WBTW1 $$)( TV:csg!shoe1
Chart 4 metric unit 4 3res!/3a Vol! m%
Time min
$ $ %)+$!+'$%( $!%( +$)*, $!*, +*$-* $!-* +'',, $!, +,+%% $!,, +'&($!&+-)*' $!&+)&&+)'($ +)),( +))+% +)*', +)*** +)*** +)*** +)*** +)*** ;ill in this chart 5ith .ata
$ + ( % * ) ' , & +$ ++ +( +% +* +) ++' +,
Aea/ Off Test (*$$$ (%$$$ (($$$ (+$$$ ($$$$
, , ' ' +
+&$$$ +,$$$
% % + , +
+'$$$ +-$$$
* $ * +
+)$$$
4 a 3 / 4 e r u s s e r 3
( & ' + ' * ) - $ - & ( ( % , + & ' , + ' ) ) ) + ) ) ) * ) + + + +
* * * ) +
* * * ) +
* * * ) +
* * * ) +
* * * ) +
+*$$$ +%$$$ , * ) $ +
+($$$ ++$$$ +$$$$ &$$$ ( % $ '
,$$$ '$$$ -$$$ )$$$
+ ) %
*$$$ %$$$ ($$$ +$$$ $ $
+
(
%
*
)
-
'
,
& $ + ( % * ) - ' , + + + + + + + + +
Time 4min4
Aea/ off "oint "ressure 0rea. on gra"h an. 5rite here1
Calculation of real Aea/ Off 3ressure
+'',, /3a
43AOT 4
3AOT Aea/ off "oint "ressure 0rea. on gra"h1 B "ressure loss .ue to gel strenght 3AOT 5hen AOT is "erforme. through :3 3AOT 5hen AOT is "erforme. on annulus
+'+%& /3a +'+&' /3a
21. oldal
Real lea/ off "ressure .etermines the aimum 8llo5able 8nnulus Surface 3ressure! 3AOT88S3! 88S3 has to be recalculate. for the a""ro"riate mu. 5eight! Ne5 u. Weight 4Ne5W4 0 5rite here 1 +(*$ /g4m% 88S3ne5 mu.B 88S3 5ith ne5 mu. 5eight 88S3ne5 mu.88S3B000Ne5WBTW1 &,+ TV:csg!shoe14+$$$1 +'+%& /3a
22. oldal
Volumetric Stripping Written by Vilmos 9ar/a
bar/av6hotmail!com
3roce.ure? +! Closing in the 5ell! :etermine the influ volume!Recor. "ressure at t5o minute intervals! 8fter close.Bin "ressures have stabili
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