Intro Predictive Maintenance 2E Episode 4 doc

... signature analysis for predictive maintenance, diagnostic, and other applications is the ability to differentiate between normal and abnormal 120 An Introduction to Predictive Maintenance Figure ... analyst can detect packing leakage, scored cylinder walls, and other failure modes. 1 04 An Introduction to Predictive Maintenance and other gases absorb infrared radiation. Airborne d...

Ngày tải lên: 13/08/2014, 16:21

... constant, g, in inches/second/second. 1 54 An Introduction to Predictive Maintenance 1 6 2 5 4 3 SENSITIVE AXIS (1) Pickup case (2) Wire out (3) Damper (4) Mass (5) Spring (6) Magnet Figure 7–22 ... becomes: M g XKKXKX c 1 113132 0 ˙˙ ++ () -= M g XKXKXX c 1 111312 ˙˙ =- - - () 144 An Introduction to Predictive Maintenance X 1 X 2 k 2 k 3 k 1 M 2 M 1 Figure 7–16 Undamped two-degre...

Ngày tải lên: 13/08/2014, 16:21

... System Poor maintenance of lubrication system components, such as filters and strainers, typically causes premature failure. Such maintenance is crucial to reciprocating 236 An Introduction to Predictive ... other predictive technologies should be implemented, if applicable. Testing by the maintenance group or the laboratory group requires a maximum of a 24- hour turnaround on exc...

Ngày tải lên: 13/08/2014, 16:22

... temperatures, spot checks of electrical equipment, and many more. 3 54 An Introduction to Predictive Maintenance 3 64 An Introduction to Predictive Maintenance If the forms are sorted every month, the cards ... which is mostly counterbalanced statically (discussed in 368 An Introduction to Predictive Maintenance 3 74 An Introduction to Predictive Maintenance that position...

Ngày tải lên: 13/08/2014, 16:22

... 3.2 Evaluation of the maintenance organization 44 3.3 Designing a predictive maintenance program 50 4 Benefits of Predictive Maintenance 60 4. 1 Primary uses of predictive maintenance 61 5 Machine-Train ... Selling predictive maintenance programs 330 15 .4 Selecting a predictive maintenance system 3 34 15.5 Database development 343 15.6 Getting started 348 1...

Ngày tải lên: 13/08/2014, 16:21

... .615 .6 54 3 . 340 . 347 .360 .40 2 .43 8 .47 5 4 .256 .263 .275 .315 .350 .386 5 .206 .212 .225 .2 64 .298 .3 34 6 .173 .179 .191 .230 .2 64 .301 7 . 149 .155 .167 .205 . 240 .277 8 .131 .137 . 149 .187 ... requires lengthy maintenance time at 56 An Introduction to Predictive Maintenance Role of Maintenance Organization 53 Larry Smith Charger Kit A/C 544 PM-A Recharge Freon in...

Ngày tải lên: 13/08/2014, 16:21

... predictive maintenance techniques has further reduced the annual operating cost of predictive maintenance methods so that any plant can achieve cost-effective implementation of this type of maintenance ... generated are running speed and bearing rotational fre- 94 An Introduction to Predictive Maintenance ago, few plants recognized the ability of predictive technology to det...

Ngày tải lên: 13/08/2014, 16:21

... 24 0. 94 White, Y 2 O 3 75 24 0.9 White, ZnO 75 24 0.95 White, MgCO 3 75 24 0.91 White, ZrO 2 75 24 0.95 White, ThO 2 75 24 0.9 White, MgO 75 24 0.91 White, PbCO 3 75 24 0.93 Yellow, PbO 75 42 ... 700 371 0. 84 Oxidized at 1000°F 800 42 7 0. 84 Oxidized at 1000°F 900 48 2 0.83 Oxidized at 1000°F 1000 538 0.82 Monel, Ni-Cu 392 200 0 .41 Monel, Ni-Cu 752 40 0 0 .44 Monel, Ni-Cu...

Ngày tải lên: 13/08/2014, 16:21

... ultrasonics to monitor bearing condition is not recommended. 258 An Introduction to Predictive Maintenance 250 An Introduction to Predictive Maintenance Trap Will Not Discharge Will Not Shut-off Continuously ... identify specific forcing functions or root-causes of gear failure. 248 An Introduction to Predictive Maintenance Figure 10 4 Pattern caused by corrosive attack on gear t...

Ngày tải lên: 13/08/2014, 16:22

... blade-pass/vane-pass frequency components. Unlike 296 An Introduction to Predictive Maintenance Figure 14 8 Product modulation for a speed-increaser gearbox. 14. 1 COMMON GENERAL FAILURE MODES Many of the ... vibration signature. Although the signature does not contain a distinct 292 An Introduction to Predictive Maintenance Figure 14 4 Horizontal looseness creates first and second h...

Ngày tải lên: 13/08/2014, 16:22