Page 320 - Practical Machinery Management for Process Plants Major Process Equipment Maintenance and Repair
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300 Major Process Equipment Maintenance ana' Repair
Figure B-3. Extremely high horsepower service rating (16,000 HP) sin-
gle reduction gear unit (cover removed) with double helical gearing. This
speed increaser features tilting pad journal bearings on the high speed
shaft, babbitted journal bearings with pressure dams for added stability
on the low speed shaft, a tilting pad thrust bearing on the low speed shaft,
and specialized gear and pinion design to facilitate heat removal and
thereby prevent excessive heat buildup.
