Handbook of Mechanical Engineering Calculations P1

... Use as given at the website. Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright © ... reserved. Any use is subject to the Terms of Use as given at the website. Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 1.4 POWER GENERATION Deaerator H-p turbine H-p steam Fuel I-p turbine ... little or no effect on the design of the steam turbine. 3. Evaluate the economics of inlet-air chilling The effectiveness of evaporative cooling is limited by the RH of the ambient air. Further, the...

Tài liệu Handbook of Mechanical Engineering Calculations P11 doc

... website.Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 11.10PLANT AND FACILITIES ENGINEERING TABLE 2Heat-Exchanger Fouling Factors*total resistance to heat transfer. Then Uϭthe reciprocal of ... tube manufacturer’s engineering data show that a ﬁnnedtube of these dimensions has 5.8 ft2 of area per linear foot (1.8 m2/lin m) of tube.To compute the linear feet L of ﬁnned tubing required, ... heat HmBtu required to melt a solid is Hmϭ(weight of solid melted, lb)(heat of fusion of the solid, Btu /lb). Since the heat of fusion of lead is 10 Btu/ lb (23.2kJ/kg), Hmϭ(600)(10)ϭ6000...

Tài liệu Handbook of Mechanical Engineering Calculations P12 pdf

... the work of Norman R. Sparks, Professor and Head, Depart-ment of Mechanical Engineering, The Pennsylvania State University, and CharlesC. DiLio, Associate Professor of Mechanical Engineering, ... the work of Norman R. Sparks, Professor and Head, Depart-ment of Mechanical Engineering, The Pennsylvania State University, and CharlesC. DiLio, Associate Professor of Mechanical Engineering, ... subject to the Terms of Use as given at the website.Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 12.42PLANT AND FACILITIES ENGINEERING SouthernCaliforniaEdison Co.GascompressorsNatural...

Tài liệu Handbook of Mechanical Engineering Calculations P13 doc

... 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 ... reserved.Any use is subject to the Terms of Use as given at the website.Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 13.30ENVIRONMENTAL CONTROLbasin in series with the first. The power ... effluentwastewater is to have a BOD5 of 20 mg/L. Both filters are to have a depth of 7feet (2.1 m) and a recirculation ratio of 2. Filter media will consist of rock. Sizeboth stages of the trickling filter...

Tài liệu Handbook of Mechanical Engineering Calculations P14 pptx

... Use as given at the website.Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 14.10ENVIRONMENTAL CONTROLTABLE 3Effect of Submergence on Efficiencies of Air Lift*Ratio D / h 8.70 5.46 ... known of the efficiency of the average air-lift installation in small waterworks. Tests showefficiencies in the neighborhood of 45 percent for depths of 50 ft (15 m) down to20 percent for depths of ... quantity, interms of percentage of total flow, for each part of the piping system. In assuminga flow quantity note that (a) the loss of head due to friction between any two points of a closed circuit...

Tài liệu Handbook of Mechanical Engineering Calculations P15 docx

... (2.1 cm /m) of length?Calculation Procedure:1. Sketch the building roofFigure 13 shows the building roof and machinery room roof. Indicate on the sketchthe 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 smaller amount of water ... sizes of brasspipe of standard internal diameter that correspond to the velocity limit of 4 and 8ft/s (1.2 and 2.4 m /s), and to the friction limit of 4.0 lb/in2/100 ft (0.9 kPa/ 100m) of total...

Tài liệu Handbook of Mechanical Engineering Calculations P16 doc

... of Use as given at the website.Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS HEATING, VENTILATING, AND AIR CONDITIONING16.133TABLE 32Flow of Air in Natural-Draft Flues, ft3/(min⅐ft2)[m3/(min⅐m2)]*(53.3-cm) ... W).4. Compute the total heat loss of the buildingThe total heat loss of a building is the sum of the individual heat losses of thewalls, glass areas, roofs, and ﬂoor. In large buildings the ... the same method of supply and return is best chosenfor the of ce system.Note that Table 4 lists six different types of two-pipe steam heating systems.Choice of a particular type of two-pipe system...

Tài liệu Handbook of Mechanical Engineering Calculations P17 doc

... (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 controlling humidity.For ... for example, an averagerecovery of 40 percent of 1200 Btu/ft2(3785 W/ m2) of solar energy of slopingsurface would require approximately 100 ft2(9.3 m2) of collector for the 50,000-Btu...

Tài liệu Handbook of Mechanical Engineering Calculations P19 pptx

... (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 ... diameterUse the speed ration of the shafts to determine the diameter of the small sheave.The speed ratio of the shafts is the ratio of the speed of the high-speed shaft tothat of the low-speed shaft, ... reliability are of greatimportance, hollow shafts with a ratio of dinner/ Douterϭ0.6 are often used. The (shaft)Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com)Copyright...

Handbook of Mechanical Engineering Calculations P2

... reserved. Any use is subject to the Terms of Use as given at the website. Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS 2.2 POWER GENERATION River flow River flow FIGURE 1 a. Once-through ... the quantity of steam, lb m /h (kg/h), lost from the condenser. Calculation Procedure: 1. Compute the mass rate of flow per hour of the air leakage The mass rate of flow per hour of the estimated ... ) of condensing surface, a circulating-water flow rate of 10,000 gal/ min (630.8 L/s), 3 ⁄ 4 -in (1.9-cm) no. 16 BWG tubes, a water flow rate of 7 ft/ s (2.1 m /s), external friction of 20 ft of...

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