Maintenance Fundamentals 2011 Part 11 pps

... preceding sections, but poor maintenance practices are another major cause. Keith Mobley /Maintenance Fundamentals Final Proof 15.6.2004 6:02pm page 316 316 Maintenance Fundamentals large intake ... 10 12 14 16 18 20 24 Factor A 54 96 114 171 255 336 414 510 690 Keith Mobley /Maintenance Fundamentals Final Proof 15.6.2004 5:58pm page 294 294 Maintenance Fundamentals The curve...

Ngày tải lên: 11/08/2014, 11:20

... the Keith Mobley /Maintenance Fundamentals Final Proof 14.6.2004 12:10pm page 46 46 Maintenance Fundamentals 5 SCHEDULED PREVENTIVE MAINTENANCE When most people think of preventive maintenance, they ... lubrication schedule. Keith Mobley /Maintenance Fundamentals Final Proof 14.6.2004 12:11pm page 50 50 Maintenance Fundamentals Dispatch of the preventive maintenance work or...

Ngày tải lên: 11/08/2014, 11:20

... finer particles) following eddy current Figure 16.2 Flow pattern through a typical cyclone separator. Keith Mobley /Maintenance Fundamentals Final Proof 15.6.2004 6:07pm page 326 326 Maintenance Fundamentals Radial ... fluid. Figure 17 .11 shows a centrifugal pump diffuser. Figure 17.10 Open, semi-open, and enclosed impellers. Figure 17 .11 Centrifugal pump diffuser. Keith Mobley /Mai...

Ngày tải lên: 11/08/2014, 11:20

... would be C. become D. must be TÀI LIỆU ÔN TẬP THI TỐT NGHIỆP MÔN TIẾNG ANH Năm học 2010- 2 011 Part 11 (All correct answers are A) 1. You are late. If you …… a few minutes earlier, you …… ... 39. If I …… to the party last night, I …… tired now. A. had gone / would be B. had gone / would have been C. went

Ngày tải lên: 22/07/2014, 01:20

... early part of the twentieth century. Tallow was fairly effective in steam cylinders as a lubricant. However, it was not always pleasant to handle, since maggots often appeared in the tallow particularly ... industry, especially for those participating in the quest to develop the new lubri- cant molecule for the future. D. M. Pirro A. A. Wessol ACKNOWLEDGMENTS Lubrication Fundamentals: Seco...

Ngày tải lên: 11/08/2014, 10:23

... be an important part of the development of EA lubricants. Unlike traditional lubricant development, where the predominant focus is on product performance in equipment, a major part of developing ... of success are high. F. Operating and Maintenance Conditions Equipment reliability and service life are strongly influenced by operating conditions and maintenance practices regardless of...

Ngày tải lên: 11/08/2014, 10:23

... excessive metal-to-metal contact of moving parts, as well as to wear and leakage. Too high a viscosity can result in excessive heating, sluggish operation (particularly at start-up), higher energy consumption, ... form wear particles. These actions account for friction and wear under boundary lubrication conditions. Under mixed film conditions, the force necessary to shear the oil films D als...

Ngày tải lên: 11/08/2014, 10:23

... polytetrafluoroeth- ylene, and rubber for bearings, particularly in applications where contamination of, or leakage from, oil-lubricated bearings might result in high maintenance costs or short bear- ing life. ... hydrostatic systems are being used in industry, particularly where stick–slip characteristics can contrib- ute to reduced precision of machined parts. 1. Grease Lubrication On som...

Ngày tải lên: 11/08/2014, 10:23

... operating conditions, maintenance, fuel combustion, and the performance of the oil. In turns, deposits affect engine power output, noise, smoothness, economy, life, and maintenance cost. Two ... provide a more comprehensive description that includes all the factors that make a particular oil suitable for a particular type of engine service. F. Alkalinity Most detergents, and to a lesser .....

Ngày tải lên: 11/08/2014, 10:23

... may occur both on parts covered by oil and on parts above the oil level. In either case, in addition to damage to the metal surfaces, rusting is harmful for a number of reasons. Particles of rust ... Corporation. All Rights Reserved. Figure 13.12 Bulb turbine installation. II. LUBRICATED PARTS The main parts of hydraulic turbines requiring lubrication are the turbine and generator bearings, ....

Ngày tải lên: 11/08/2014, 10:23