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BAKER HUGHES - Drilling Fluids Reference Manual

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Chapter 13<br />

Table of Contents<br />

INTRODUCTION .................................................................................................................................1<br />

DKD DRILLING ...................................................................................................................................2<br />

SELECTING DRILLING FLUIDS FOR DEEPWATER ..........................................................................3<br />

AQUEOUS VS NON-AQUEOUS DRILLING FLUIDS...............................................................................4<br />

AQUEOUS SYSTEMS AND ADDITIVES ...............................................................................................6<br />

NON-AQUEOUS SYSTEMS .................................................................................................................8<br />

LOST CIRCULATION.........................................................................................................................9<br />

INTRODUCTION...................................................................................................................................9<br />

WELLBORE BREATHING...................................................................................................................10<br />

HYDRATES ........................................................................................................................................11<br />

INTRODUCTION.................................................................................................................................11<br />

GAS HYDRATES ...............................................................................................................................11<br />

HYDRATE FORMATION & OCCURRENCE.....................................................................................12<br />

IN-SITU HYDRATES.....................................................................................................................13<br />

Associated Problems ................................................................................................................ 13<br />

<strong>Drilling</strong>.......................................................................................................................................... 13<br />

Cementing................................................................................................................................... 14<br />

HYDRATE FORMATION IN DRILLING FLUID...................................................................................... 14<br />

HYDRATES PREDICTION .................................................................................................................. 15<br />

HYDRATE FORMATION DURING WELL CONTROL INCIDENTS......................................................... 16<br />

HYDRATE INHIBITION ....................................................................................................................... 17<br />

Thermodynamic Inhibition ........................................................................................................ 17<br />

GAS HYDRATES IN THE BOP.......................................................................................................... 19<br />

Spotting Procedure.................................................................................................................... 19<br />

Procedure For Evacuating Gas From The BOP ................................................................... 19<br />

HYDRAULIC MODELING SOFTWARE........................................................................................ 20<br />

INTRODUCTION................................................................................................................................. 20<br />

TEMPERATURE MODELING.............................................................................................................. 20<br />

Presmod...................................................................................................................................... 20<br />

ADVANTAGE SM .............................................................................................................................. 23<br />

ADVANTAGE SM Engineering Hydraulics ............................................................................... 23<br />

ADVANTAGE SM HTHP Analysis.............................................................................................. 23<br />

HOLE CLEANING AND BARITE SAG ......................................................................................... 24<br />

INTRODUCTION.................................................................................................................................24<br />

HOLE CLEANING TOOLS & TECHNIQUES........................................................................................25<br />

BARITE SAG .....................................................................................................................................25<br />

ECD MANAGEMENT .......................................................................................................................25<br />

REFERENCES...................................................................................................................................26<br />

<strong>BAKER</strong> <strong>HUGHES</strong> DRILLING FLUIDS<br />

REFERENCE MANUAL<br />

REVISION 2006 13-i

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