Industrial Machinery Repair Part 3 potx

... 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 ... process plant machinery calls for a G6 .3 level of bal- ancing in its balancing guide. This was calculated based on a rotor running free in space with a restraint vibration of 6 .3 mm/sec....

Ngày tải lên: 11/08/2014, 08:22

... without counterwts. 0.5F′ with counterwts. F′D/2 with counterwts. 0 .35 4F′D with counterwts. 1.73F′D with counterwts. 0.707F′D with counterwts. 3. 46F′D without counterwts. 1.41F′D without counterwts. 0.707F′ ... and their actuators are required to ensure long-term performance. This is Control Valves 1 83 Figure 9 .3 Rising stem gate valve flow-control capabilities, a butterfly valve can be...

Ngày tải lên: 11/08/2014, 08:22

... 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 ... suction of the pump 2 Reducing the temperature of the liquid being pumped 3 Reducing head losses in the pump suction piping Pumps 431 Positive Displacement Positive-displacement pu...

Ngày tải lên: 11/08/2014, 08:22

... 25 10 12 400 230 78 6 6 460 39 8 8 575 31 10 10 600 230 124 2 6 460 62 6 8 575 50 8 8 900 230 158 1 3 460 79 6 6 575 63 4 8 Table 24.7 Amp input Wire size (3 in conduit) Wire size (3 in free air) With- ... 19.0–22.0 1.5 3. 0 Si 31 6 0.06 16.0–18.0 10.0–14.0 2.0 3. 0 Mo 31 6L 0.04 16.0–18.0 10.0–14.0 2.0 3. 0 Mo 31 7 0.06 18.0–20.0 11.0–15.0 3. 0–4.0 Mo 32 1 0.06 17.0–19.0 9.0–12....

Ngày tải lên: 11/08/2014, 08:22

... types. Gears and Gearboxes 289 3. 1416 " 3. 1416" 3. 1416" 3. 1416 " 1" 1" 1" 1" Figure 14.11 Pitch diameter and diametrical pitch 3. 1416" 1 234 5678 910 Figure 14.12 ... = πD N or 3. 1416 ×6 48 or 3. 1416 8 or p = .39 27 inches Example 2: What is the pitch diameter of a .500" circular-pitch gear with 128 teeth? D = pN π or .5 ×128 3....

Ngày tải lên: 05/08/2014, 11:20

... 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. 3% D. 3 16 inch per ft. of chain 2 ... chain with a designation of 35 , what do the 3 and the 5 designate? A. 3 is the size in inches; 5 is the duty B. 3 is the duty; 5 is the size in thousandths of an inch C. 3 is the s...

Ngày tải lên: 05/08/2014, 11:20

... would then be 3& quot;. Packing and Seals 37 3 Therefore, the approximate length of each piece of packing would be: Packing Length = Centerline Diameter × 3. 1416 = 3. 0 3. 1416 = 9. 43 inches The ... Gland follower or stuffin g g land Figure 19.2 Typical packed stuffing box Packing and Seals 38 3 Troubleshooting Failure modes that affect shaft seals are normally limited to excessive...

Ngày tải lên: 05/08/2014, 11:20

... and Gearboxes 2 83 Chapter 15 Hydraulics 31 4 Chapter 16 Lubrication 32 7 Chapter 17 Machinery Installation 34 8 Chapter 18 Mixers and Agitators 35 3 Chapter 19 Packing and Seals 36 1 Acknowledgments Ricky ... 31 4 Chapter 16 Lubrication 32 7 Chapter 17 Machinery Installation 34 8 Chapter 18 Mixers and Agitators 35 3 Chapter 19 Packing and Seals 36 1 Industrial Machinery...

Ngày tải lên: 05/08/2014, 11:20

... Maintenance Skills Assessment 33 C. Controls the level of foaming. D. Prevents the lubricant from mixing with metal particles. 12 As a mechanic, you observe that a machine ... Every procedure has an identifying number and title; 2 The purpose is outlined; 3 Tools, reference documents, and any parts are listed; 4 Safety and operating cautions are prominently displayed; 5 ... standards; Int...

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 ... Butterworth–Heinemann, 19 93. Bearings 81 Table 6.6 Bearing selection guide for particular performance requirements (continuous rotation) Accurate Standard radial Axial load Low starting Sile...

Ngày tải lên: 05/08/2014, 11:20