Industrial Machinery Repair Part 17 pptx

Ngày tải lên: 11/08/2014, 08:22

... cycle. Preventive maintenance allows a maintenance department to control a hydraulic system rather than the system controlling the maintenance depart- ment. We must control a hydraulic system by ... maintenance procedures must be a part of the PM job plan, which includes (see Figure 15.1): ● Tools or special equipment required for performing the task; ● Parts or material required for perfor...

Ngày tải lên: 11/08/2014, 08:22

... • Loose rotor parts • Oil leakage • Oil pump suction plugged • Oil reservoir low level • Operating at low speed w/o auxiliary oil pump • Operating in critical speed range • Compressors 171 Foundation ... lubrication system to provide a uniform oil film between closely fitting parts (e.g., piston rings and the cylinder wall). Partial or complete failure of the lube system results in catastroph...

Ngày tải lên: 05/08/2014, 11:20

... be constructed with multiple compartments. This is necessary so that individual compartments can be sequentially taken offline for cleaning while the other compartments continue to operate. Ordinary ... cyclones rely on centrifugal force to separate particulates from the air or gas stream, particle mass is the dominant factor that controls effi- ciency. For particulates with high densities (e.g...

Ngày tải lên: 05/08/2014, 11:20

... fan. Excessive moisture and particulates have an extremely negative impact on fan performance and cause two major problems: abrasion or tip wear and plate-out. High concentrations of particulate matter ... 473 2.51 305 2.99 537 3.50 438 2.08 454 2.31 486 2.79 517 3.29 547 3.81 455 2.34 471 2.55 501 3.09 531 3.62 359 4.16 473 2.63 488 2.90 517 3.43 545 3.98 572 4.54 491 2.94 506 3.23 534 3.7...

Ngày tải lên: 05/08/2014, 11:20

... steam quality may increase the amount of particulate matter present in the con- densate. High concentrations of solids directly affect the performance of steam traps. If particulate matter is trapped between ... steam traps to be routinely inspected and repaired to assure proper operation. Steam Traps 435 Cap Disk Figure 22.3 Thermodynamic steam trap Wear and dirt are particular problems with...

Ngày tải lên: 05/08/2014, 11:20

... Ricky. Industrial machinery repair : best maintenance practices pocket guide / Ricky Smith and Keith Mobley. p. cm. ISBN 0-7506-7621-3 (pbk : alk. paper) 1. Machinery Maintenance and repair. 2. Industrial ... Ricky. Industrial machinery repair : best maintenance practices pocket guide / Ricky Smith and Keith Mobley. p. cm. ISBN 0-7506-7621-3 (pbk : alk. paper) 1. Machinery Ma...

Ngày tải lên: 05/08/2014, 11:20

... in the plant? A. It can create a barrier from sharp parts B. It can get caught in moving parts C. It is unprofessional D. None of the above 17 What should you do if you accidentally come in contact ... standards; Introduction: Why Use Best Maintenance Repair Practices? 9 ● The maintenance manager needs to conduct monthly spot checks on randomly selected PMs and repairs for quality assuran...

Ngày tải lên: 05/08/2014, 11:20

... and roller. 2 Bearings: A. Are found in machines with moving parts. B. Function as guides. C. Help reduce the friction between moving parts. D. All of the above. 38 Maintenance Skills Assessment C. ... All equipment and machinery should be securely placed, and anchored when necessary, to prevent tipping or other movement that could result in damage or personal injury. Most machinery shoul...

Ngày tải lên: 05/08/2014, 11:20

... drives for engines of cars and trucks. G16 Parts of agricultural machinery; individual components of engines (gasoline or diesel) for cars and trucks. G6.3 Parts or process plant machines; marine ... weight is assumed to be part of the shaft’s male portion. The other half is considered to be part of the female portion that is coupled to it. However, when the two rotor parts are sent to a...

Ngày tải lên: 05/08/2014, 11:20