Drill pipe and optimization thereof
A drill pipe comprises a drill pipe body having a drill pipe body outer diameter and a drill pipe body inner diameter, wherein the drill pipe body outer diameter is from about 5.1-inches to about 5.4-inches and the drill pipe body inner diameter is from about 4.4-inches to about 4.6-inches; and a tool joint comprising a rotary shoulder box connection; wherein the drill pipe has an average diameter ratio and wherein the average diameter ratio is from about 1.32 to about 1.58 for a production hole from about 7⅞-inches to about 12¼-inches. Methods of using the drill pipe are also disclosed.
1. A drill pipe comprising:
(a) A drill pipe body having a drill pipe body outer diameter (Pod), a drill pipe body inner diameter (Pid) and a drill pipe body wall thickness, wherein the drill pipe body outer diameter is a first distance in the range of about 5.1-inches to about 5.4-inches and the drill pipe body inner diameter is a second distance in the range of about 4.4-inches to about 4.6-inches, wherein the first distance and the second distance are selected such that the drill pipe body wall thickness is from about 0.352-inches to about 0.370-inches; and
(b) A tool joint comprising a rotary shoulder box connection having a tool joint outer diameter (TJod) and a tool joint inner diameter (TJid);
(c) wherein the drill pipe has an average diameter ratio (Ra) defined by
Ra
=
TJod
+
Pod
TJid
+
Pid
,
(d) wherein the average diameter ratio is from about 1.32 to about 1.58 for a production hole from about 7⅞-inches to about 12¼-inches.
2. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 7⅞-inches.
3. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 8½-inches.
4. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 12¼-inches.
5. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 7⅞-inches at a flow rate of 600 gpm of 12 pounds per gallon mud.
6. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 8½-inches at a flow rate of about 600 gpm of 12 pounds per gallon mud.
7. The drill pipe of claim 1 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole of about 12¼-inches at a flow rate of about 900 gpm of 12 pounds per gallon mud.
8. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole from about 7⅞-inches to about 12¼-inches.
9. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 7⅞-inches.
10. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 8½-inches.
11. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 12¼-inches.
12. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 7⅞-inches at a flow rate of 600 gpm of 12 pounds per gallon mud.
13. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 8½-inches at a flow rate of about 600 gpm of 12 pounds per gallon mud.
14. The drill pipe of claim 1 , wherein the average diameter ratio is about 1.43 for a production hole of about 12¼-inches at a flow rate of about 900 gpm of 12 pounds per gallon mud.
15. The drill pipe of claim 1 , wherein the drill pipe body outer diameter is about 5.25-inches and the drill pipe body inner diameter is about 4.528-inches.
16. The drill pipe of claim 1 , wherein the drill pipe body wall thickness is about 0.361-inch.
17. The drill pipe of claim 1 , wherein the drill pipe comprises:
(a) A drill pipe length, wherein the drill pipe length is from about 25-feet to about 50-feet.
18. The drill pipe of claim 17 , wherein the drill pipe length is about 31.5-feet.
19. The drill pipe of claim 1 , wherein the rotary shoulder connection comprises:
(a) A rotary shoulder connection length, wherein the rotary shoulder connection length is from about 4.275-inches to about 5.225-inches.
20. The drill pipe of claim 19 , wherein the rotary shoulder connection length is about 4.75-inches.
21. A method of using a drill pipe comprises:
(a) Providing a plurality of the drill pipe of claim 1 ;
(b) Connecting the plurality of the drill pipe to produce a drill string.
22. The drill pipe of claim 21 , wherein the average diameter ratio is from about 1.36 to about 1.53 for a production hole from about 7⅞-inches to about 12¼-inches.
23. The drill pipe of claim 21 , wherein the average diameter ratio is about 1.43 for a production hole from about 7⅞-inches to about 12¼-inches.
24. A method of using a drill pipe comprises:
(a) Providing a plurality of the drill pipe of claim 1 ;
(b) Connecting the plurality of the drill pipe to produce a drill string.
25. The drill pipe of claim 24 , wherein the average diameter ratio is about 1.43 for a production hole of about 7⅞-inches.
26. The drill pipe of claim 24 , wherein the average diameter ratio is about 1.43 for a production hole of about 8½-inches.
27. The drill pipe of claim 24 , wherein the average diameter ratio is about 1.43 for a production hole of about 12¼-inches.