Page 664 - Subyek Teknik Mesin - Forsthoffers Best Practice Handbook for Rotating Machinery by William E Forsthoffer

Index
rotor, 136

sealing devices, 137

thrust bearings, 137

timing gears, 137

condition monitoring requirements for, 139, 139f

dry or wet screw, 139

dry twin, 130f, 136f

performance relationships of, 135, 135f, 136f

positive displacement and dynamic characteristics of, 131f

principles of operation, 131, 131f

pv diagram of, 131, 132f

rotor profiles of, 133f

single stage, oil-free, twin screw, 132e133, 132f

twin screw, oil-flooded, 130f, 133e135, 134f, 137f

selection guidelines, 138e139, 139f

Screw pumbs, 354f, 364f, 370. See also Pump(s)

selection chart, 370e371, 371f

performance of, 372

Seal configurations, 490

double gas seal applications, 491

double mechanical seal applications, 491, 491f

liquid/gas tandem mechanical seal applications, 491, 491f

single mechanical seal applications, 490, 491f

tandem mechanical seal applications, 490, 491f

Seal face lubrication, importance of, 478e479

Seal failures, examining causes of, 489e490

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