Page 429 - Reciprocating Compressors Operation Maintenance

414 Reciprocating Compressors; Operation and Maintenance

Multiple-service unit, 41 Overlapping seal joint, 176 tangent, 170,171, 172,176,
Muhistaging, 5,21,22,37 Overlays, 292 177,179, 180
Oxidation, 112-113, 117, 380 type, 176-180
NOT (non-destructive testing), Oxygen compression, 103 Paint, 216
276, 299, 353 Parallel
Nickel aluminide bond, 283 p-V (see Pressure-volume) cooling system, 210
Nitriding, 56 Packing, 118, 167-192,243 flow, 211
Noise and vibration, arrangement, 169 Particulate matter, 185
305-307,329 box lubrication, 185 Parts, 351
Non combustible cleaner, 380 case, 172,173, 191 PEEK (polyether-ether-
cooled, 170 ketone), 148
Oil (see also Lubrication/ cup-type, 189 Phosphate, 127
lubricator) double-acting, 184 Piling, 98
air stream, in contact with, garter spring breakage, Pin, 48, 88
381-382 186-188 Pipe vibration, 101-102
barrier, 247 gumming of, 114 Piping
analysis, 129 leakage in, 183-184, ABS, 385,387
carryover, 31 188-189 air, 383
change, frequency of, 113 maintenance, 189-190 interstage, 216
consumption, 117 Micarta, 185 plastic, 383, 385,387
container, 129 mislocated, 184 pulsation and, 99-102
contamination, 40 oversized rod, 186 PVC, 385, 386, 387
crankcase, 128 problem, 180-185 support, 102
cup, 169 rate of leakage, 188 Piston
deflector, 74,77, 169 reconditioned, 189 aluminum, 57, 282
detergent-type, 113 servicing, 190-192 defects, 278
feed, ! 17-120, 126, 129 spare set, 190 displacement, 10,15
filter, 110 tapered rod, 185-186 end clearance, 288-289
lubricating, 46 type, 169-176 failure, 278,279
method of application, 114 undersized rod, 186 gap, 281
non-detergent mineral, 112 vacuum, 173 hollow, 276,372
oxidation, 112, 117, 380 wear, 64, 180, 181 inspection, 256,275-278
periodic analyses weepage, 188 installing on piston rod,
pocket, 109 wiper, 192 284-288
pressure safety device, 110 Packing rings, 170 labyrinth, 73,102-106,220
scraper, 46,65, 192, 243 anti-extrusion, 179 lightweight, 58
splasher, 109 back-upset, 178, 179 loose, 306
synthetic, 126,383 bore, 191 maintenance, 268-282
system flushing, 373 breakage, 186-188 material, 56-61
wiper, 169, 192, 193 breaker, 187 non-floating, 71
Oil-mist environment, 130 bronze, 294 non-lubricated cylinder, 78
Once-through system, 113 damage, 187, 188 nuts, 285,295-296
Opening impact, 137 end clearance, 190 oversize, 278, 280-282
Oscilloscope, 361,365 explosion, 187 problems, 275
Out of round, 258,259 face, 191 rebuilding, 282-284
Outlet temperature, water, 210 pressure, 177, 178, 180 safety, 372
Overall efficiency, 10 radial, 172, 176, 180 scuffed, 282
Overcooling, 210 seal, 171, 176 section, 121
Overhaul, 224, 227 side clearance, 180 slap, 31
Overheating, 251 style, 189 three-piece, 77, 80, 81