LUBRICATION OF POWERPLANT EQUIPMENT
CONTENTS
SECTION
PAGE
1. Introduction
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2. Fundamentals of Lubrication .................................................................... 2
2.1 Fluid Film Lubrication ......................................................................... 2
2.2 Elastohydrodynamic Lubrication ....................................................... 5
2.3 Boundary Lubrication ......................................................................... 5
3. Lubricant Additives .................................................................................... 6
3.1 Surface Protective Additives ............................................................... 6
3.2 Performance Enhancing Additives ..................................................... 6
3.3 Lubricant Protective Additives ............................................................ 7
3.4 Additive Depletion ................................................................................ 7
3.5 After Market Additives .......................................................................... 7
4. Oil Lubrication ............................................................................................ 8
4.1 Oil Characteristics ............................................................................... 8
4.2 Oil Compatibility ................................................................................. 10
4.3 Oil Testing and Analysis .................................................................... 10
4.4 Oil Purification and Filtration ............................................................. 11
4.5 Oil Operating Temperature ............................................................... 12
5. Grease Lubrication .................................................................................. 13
5.1 Grease Characteristics ...................................................................... 13
5.2 Grease Compatibility .......................................................................... 15
5.3 Grease Application ............................................................................ 16
6. Lubrication Storage and Handling .......................................................... 17
6.1 Safety .................................................................................................. 17
6.2 Oil ........................................................................................................ 17
6.3 Grease ................................................................................................ 17
7. Lubricant Selection .................................................................................. 18
7.1 Unit Guide and Thrust Bearings ....................................................... 18
7.2 Hydraulic Systems ............................................................................. 18
7.3 Hydraulic Governor Systems ............................................................ 20
7.4 Wicket Gate Bushings ....................................................................... 20
7.5 Gears ................................................................................................... 20
7.6 Wire Rope ........................................................................................... 21
References ................................................................................................... 22
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(FIST 2-4 11/90)
CMMS Fleet Maintenance Software for Fleet, Vehicle, & Equipment Maintenance
This Information is Reprinted From UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION