Page 22 - Artificial Lift Methods
P. 22
Index
Petroleum Extension-The University of Texas at Austin
gas lift, 10, 75, 90 efficiency, 91, 93, 96
progressing cavity pumps (PC pumps or in conjunction with intermittent gas lift, 93, 100
PCPs), 61 lubricator, 3, 93−95, 98
rod string, 16 operating principles, 93−95
subsurface safety valves (SSSVs), 10, 16, 44, progressive (staged), 95
61, 75 screening criteria, 99
operator-specific discretionary factors, 5, 12 staged, 95
overtorque, 36 subsurface assembly, 98
overtravel, 19 surface assembly, 94
oxidation, 74 system components, 96−99
system design, 99
typical applications, 93
packer, 55, 76, 79−80, 83−84, 86−87, 99, 104, unloading cycles, 93−94
112−115
paraffin, 7, 11, 93, 104 plungers
about, 3
particulate matter brush, 96
abrasive fluids with, 61, 71 continuous flow, 97
double valves, 24 conventional, 96
electric submersible pumps (ESPs), 45−46, cup, 22−23
48−49, 55−56 metallic, 22
gas lift, 75, 90 pad, 96, 99
hydraulic jet pumps, 116–117 soft-packed, 22
hydraulic piston pumps, 112, 118−119 solid ring (spiral), 96
pad plungers, 96−97 polished rod, 28, 36, 70
progressing cavity pumps (PC pumps or positive-displacement pumps, 2, 57, 59
PCPs), tolerance to, 6, 61, 71
reciprocating rod lift, tolerance to, 16 power fluid, 4, 11, 109−122
sand-tolerant pumps, 16 preloading, 39
traveling barrel pumps, 21−22 produced gases, 10
viscous fluids and, 61 produced water, 11, 120
PCPs. See progressing cavity pumps. production optimization
PC pumps. See progressing cavity pumps. about, 123−124
perforations, for gas-lift, 77, 83 desktop intelligence, 129
integrated functionality, 130
permanent magnet motors, 49 Tier I, II, and III management, 125
permeable formations, 8 typical applications, 124−125
phased crank counterbalance units, 30, 42 SCADA (Supervisory Control and Data
piston, reciprocating rod lift, 2 Acquisition), 124, 127−128
piston pumps. See hydraulic piston pumps. sensors, 126, 128
plunger lift system components, 126−130
about, 3, 91−92 system design, 131
advantages and challenges, 7 well-site intelligence, 127
controller, 98 productivity index (PI), 8, 11, 75, 83−87
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