Tài liệu Handbook of Electrical Engineering doc

... place:- Handbook of Electrical Engineering: For Practitioners in the Oil, Gas and Petrochemical Industry. Alan L. Sheldrake  2003 John Wiley & Sons, Ltd ISBN: 0-471-49631-6 100 HANDBOOK OF ELECTRICAL ... gain G g of the generator in its full-load steady state is, G g = |V | |E| = 0.995 2.7259 = 0.365 pu (4.2) 86 HANDBOOK OF ELECTRICAL ENGINEERING Step 3. Derive the...

Ngày tải lên: 18/02/2014, 22:20

... Terms of Use as given at the website. Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 7.46 PLANT AND FACILITIES ENGINEERING 0.392 ϩ 0.784 ϭ 138.226 ft (42.1 m), say 140 ft (42.7 m) of water. ... is 80 percent of bep capacity. For a specific speed of 1090, as before, the percentages of bep head and efficiency are shown in Figs. 36 and 37: 79.5 percent of bep head and...

Ngày tải lên: 17/12/2013, 11:15

... cost of each type of pipe uses the capital-recovery equation, A ϭ (P Ϫ L)(CR) ϩ Li 1 ϩ c, where A ϭ annual cost, $; P ϭ initial cost of each type of piping, $; L ϭ salvage value of each type of ... use plots of friction loss available in engineering handbooks. Cameron Hydraulic Data, Standards of the Hydraulic Institute, and from pump engineering data. Figure 30 shows one...

Ngày tải lên: 17/12/2013, 11:15

... website. Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 11.10 PLANT AND FACILITIES ENGINEERING TABLE 2 Heat-Exchanger Fouling Factors* total resistance to heat transfer. Then U ϭ the reciprocal of ... tube manufacturer’s engineering data show that a finned tube of these dimensions has 5.8 ft 2 of area per linear foot (1.8 m 2 /lin m) of tube. To compute the linear f...

Ngày tải lên: 17/12/2013, 11:15

... acceleration force (G), defined as multiples of gravity, is a function of the rotational speed of the bowl and the distance of the particle from the axis of rotation. In the centrifuge, the centrifugal ... effluent wastewater is to have a BOD 5 of 20 mg/L. Both filters are to have a depth of 7 feet (2.1 m) and a recirculation ratio of 2. Filter media will consist of rock. Size...

Ngày tải lên: 25/12/2013, 23:18

... (2.1 cm /m) of length? Calculation Procedure: 1. Sketch the building roof Figure 13 shows the building roof and machinery room roof. Indicate on the sketch the major dimensions of the roof and machinery ... replacement of existing water closets which use excessive amounts of water, in view of today’s new environmental laws and regulations. A further benefit of the ULF units is the...

Ngày tải lên: 25/12/2013, 23:18

... W). 4. Compute the total heat loss of the building The total heat loss of a building is the sum of the individual heat losses of the walls, glass areas, roofs, and floor. In large buildings the ... the same method of supply and return is best chosen for the of ce system. Note that Table 4 lists six different types of two-pipe steam heating systems. Choice of a particular type o...

Ngày tải lên: 25/12/2013, 23:19

... (www.digitalengineeringlibrary.com) Copyright © 2006 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use as given at the website. Source: HANDBOOK OF MECHANICAL ENGINEERING ... intake and return passages of the solar system. The wheels permit the transfer of thermal energy from the return to the intake side of the system and offer a means of...

Ngày tải lên: 25/12/2013, 23:19

... proceeds. This procedure is the work of Richard M. Phelan, Associate Professor of Me- chanical Engineering, Cornell University. SI vales were added by the handbook editor. SELECTION OF A RIGID FLANGE-TYPE ... for a reasonable wear rate. The shear of the screw threads with a factor of safety of 2 and the shear stress determined earlier gives a length of engagement of pQ L ϭ...

Ngày tải lên: 25/12/2013, 23:19

... procedure is the work of Richard M. Phelan, Associate Professor of Me- chanical Engineering, Cornell University. Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright ... to the Terms of Use as given at the website. MECHANICAL AND ELECTRICAL BRAKES MECHANICAL AND ELECTRICAL BRAKES 24.17 This procedure is the work of Allen S. Ha...

Ngày tải lên: 23/01/2014, 05:20