IADC Drilling Manual Part 12 pot

R-48 International Association of Drilling ContractorsIADC Drilling Manual - Eleventh Edition... R-50 International Association of Drilling ContractorsIADC Drilling Manual - Eleventh Edi

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R-48 International Association of Drilling Contractors

IADC Drilling Manual - Eleventh Edition

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International Association of Drilling Contractors

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R-4 Surface Equiptment Descriptions

R-5 Surface Equiptment Pressure Losses

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R-6 Drill Pipe Bore Pressure Losses

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R-7 Drill Pipe Annular Pressure Losses

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R-8 Drill Collar Pressure Losses

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R-9 Drill Collar Annular Pressure Losses

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R-10 Selection Of Jet Nozzle Size

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R-11 Calculation Of Jet Velocity

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R-12 Discharge Area Of Jet Nozzles

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R-13-1 Equations Used in Hydraulic Calculations

1 Annular Velocity See Nomenclature

2 Surface Equipment Pressure Losses See Nomenclature

where 0.15 < C < 1.0; See C and Surface Equipment Type

3 Drill Stem Bore Pressure Losses See Nomenclature

4 Jet Nozzle Pressure Losses See Nomenclature

5 Annular Pressure Losses (Turb Flow) See Nomenclature

6 Jet Velocity See Nomenclature

7 Jet Impact Force See Nomenclature

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8 Hydraulic Horsepower See Nomenclature

A Bit Selection Equations

A1 Cost per foot 13-8 Nomenclature for Equations

A2 Breakeven time, at constant rate of penetration

B Bit Weight-Rotational Speed Equations

B3 Drilling rate (soft formation) 13-8 Nomenclature for Equations

B4 Drilling rate (hard formation)

B5 Bit size versus penetration rate

a Up to 17-1/2":

b 17-1/2" to 36":

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B6 Bearing Wear Constant

7 Tooth Wear Constant

8 Mechanical Horsepower at Bit

9 Bit Weight-rpm Relationship to Bit Pressure Drop

9a From Fullerton, for (Wb x R) < 250

9b for 250 < (Wb x R) < 350

9c for (Wb x R) > 350

13-8 Nomenclature for Equations

C Hydraulic Calculation Equations

C10 Drill stem bore pressure losses (turbulent flow)

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C10a From Fanning

C10b From Security

C10c From Smith Tool

C11 Bit Hydraulic Horsepower

C12 Jet Nozzle Pressure Loss

C13 Total Nozzle Area

C14 Jet Velocity

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C15.Jet Impact Force

C16 Bottom Hole Pressure

C17 Bottom Hole Circulating Pressure

C18 Annular Pressure Losses

C18a From Hagan-Poiseuille for Newtonian Laminar Flow

C18b From Beck, Nuss and Dunn for Plastic Laminar Flow

C18c From Fanning, Turbulant Flow

C18d From Security, Turbulent Flow

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C18e From Smith Tool, turbulent flow

C19 Equivalent circulating density

C20 Renolds' number 13-8 Nomenclature for Equations

C20a Newtonian fluids

C20b Plastic fluids (to determine "f")

C21 Average annulus flow velocity

C22 Annulus critical velocity

C23 Optimum annular velocity from fullerton 13-8 Nomenclature for Equations

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C24 Optimum flow rate

C24a From Fullerton

C24b From Fullerton

C25 Rock chip slip velocity

C25a From Stokes, laminar flow, spherical chips

C25b From Pigott, laminar flow, spherical chips

C25c From Rittinger, turbulent flow, spherical chips

C25d From Pigott, turbulent flow, flat chips

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C26 Effective viscosity

C26a Viscosity definition

C26b Bingham Plastic

C26c Shear stress, Power law fluids 13-8 Nomenclature for Equations

C26d Effective viscosity, Power law

C26e Annular shear rate

C26f Consistency Index

C26g Power law index

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27 Total system losses or pump discharge pressure 13-8 Nomenclature for Equations

D Drilling Fluid Property Equations

28 Effects of plastic viscosity 13-8 Nomenclature for Equations

29 Bentonitic clay effects

30 Effects of water loss

31 Oil content effects (Vol % Oil < 30 %)

32 Total drilling fluid effects (density, viscosity, solids, pressure loss)

For depths from 8,000 feet to 12,000 feet

33 From Fullerton, density effects

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R-13-8 Nomenclature for Equations - Smith Int.

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R-13-9 Nomenclature and Terminology

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R-13-10 Pipe Flow Equations

Average Velocity, ft/min EQN - 6.1

Critical Velocity, ft/sec EQN - 6.2

Determine DP using EQNs 6.3 & 6.4 Use lowest value! - HAK

Laminar Flow, psi EQN - 6.3

Turbulent Flow, psi EQN - 6.4

R-13-11 Annular Flow Equations

Average Velocity, ft/min EQN - 6.5

Critical Velocity, ft/see EQN - 6.6

Determine DP using EQNs 6.7 & 6.8 Use lowest value! - HAK

Laminar Flow, psi EQN - 6.7

Turbulent Flow, psi EQN - 6.8

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Note: Calculations based on Bingham Plastic Fluid

R-13-12 Bit Hydraulic Calculations

Area of one Nozzle, sq ins EQN - 6.9a

Total Area, sq ins EQN - 6.9b

Nozzle Velocity, ft/sec EQN - 6.10

Bit Pressure Loss, psi EQN - 6.11

Hydraulic Horsepower per Square Inch EQN - 6.12

Impact Force, lbs EQN - 6.13

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R-13-13 Chip Rate Calculations

Slip Velocity, ft/min EQN - 6.14

Chip Rate EQN - 6.15 ft/min

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R-13-14 Completed Work Sheet

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R-13-15 Blank Work Sheet

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T-2 International Association of Drilling Contractors

Table of Contents - Chapter T

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inter-It is not intended that the contents of this manual replace or take precedence over manufacturer's, operators orindividual drilling company recommendations, policies and/or procedures In those areas where local, state andfederal law is in conflict with the contents then it is deemed appropriate to adhere to suer laws IADC has endeav-ored to insure the accuracy and reliability of this data, however, we make no warranties or guarantees in connec-tion with these recommendations.

As technology continues to develop this manual will be updated It is important that the user continue to updatetheir knowledge through research and study

This chapter was updated under the direction of Mr Mickey Thomas and Mr Charles George of HalliburtonServices Division of the Halliburton Company

Tiêu đề	IADC Drilling Manual Part 12 pot
Tác giả	International Association of Drilling Contractors
Trường học	International Association of Drilling Contractors
Chuyên ngành	Drilling and Hydraulics
Thể loại	manual
Năm xuất bản	Eleventh Edition
Thành phố	Houston

Định dạng
Số trang	99
Dung lượng	2,05 MB