Page 10 - Shale Shakers Drilling Fluid Systems

CHAPTE R EIGH T
Dilution
164

Introduction 164 • Effect of Drilled Solids Reaching
the Surface 165 • Optimum Removal Efficiencies 167
Determining Removal Efficiencies 167

CHAPTE R NIN E

Cut Points
170

CHAPTE R TE N

Calculating Drilled Solids Concentrations
173

Procedure for Determining Accurate, Low-Gravity Solids 173
Calculation of Barite Discard 176 • Calculating Solids
Discard as Whole Drilling Fluid 177

CHAPTE R ELEVE N

Centrifugal Pumps
178

Commonly Used Oil Field Pumps 178 • The Centrifugal Pump 179
Centrifugal Pump Performance Curves 184 • Head Losses
Through Pipe 187 • Pumping Viscous Liquids 194 • Anatomy of
Centrifugal Pumps 196 • Vibration 197 • Summary 198

CHAPTE R TWELV E
Electric Motors

2O1

Voltage 201 • Temperature Considerations 202 • Motor Installation
and Troubleshooting 202 • Electric Motor Standards 204
Enclosure and Frame Desginations 204 • Hazardous Locations 210
Specific Motor Applications 213

CHAPTE R THIRTEE N
Solids Dewatering
216

Introduction 216 • Procedure 216 • Polymer Technology 218
Coagulation 219 • Flocculation 220 • Emulsion Polymers 220
Coagulation Concepts and Mechanisms 223

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