Tài liệu HVAC Systems Design Handbook part 3 docx

... website. 55 TABLE 3. 22 Shading Coefficients for Single Glass with Indoor Shading by Venetian Blinds or Roller Shades 3 32 1 4 1 4 1 2 1 2 1 8 1 8 3 16, 7 32 3 16, 1 4 3 16, 1 4 1 8, 3 8 7 32 * Refer ... subject to the Terms of Use as given at the website. Design Procedures: Part 1 53 Figure 3. 6 Heat gain through fenestration. exposing a marginal HVAC design to critici...

Ngày tải lên: 26/01/2014, 14:20

... 0. 93 per inch, and if the outside and inside film conductances are 4.00 and 1.46, respectively, then the overall U factor is 1161 ϭϩϩ U 4.00 0. 93 1.46 ϭ 0.25 ϩ 6.45 ϩ 0.68 ϭ 7 .38 1 U ϭϭ0. 136 7 .38 If ... is used, or for absolute temperatures the Rankine (ЊR) scale: ЊR ϭ ЊF ϩ 460Њ. Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (w...

Ngày tải lên: 15/12/2013, 03:15

... Width Height 20 20 23 18 26 17 26 15 28 14 32 14 33 13 36 13 36 12 39 11 44 11 50 10 54 9 56 8 64 8 23 Width Height 21 21 24 19 26 17 28 16 30 15 32 14 35 14 36 13 39 13 42 12 44 11 50 10 54 9 63 9 64 8 24 ... Width Height 32 32 36 29 39 26 42 24 46 23 50 22 53 21 55 20 57 19 63 18 68 17 75 15 84 14 91 13 104 13 36 Width Height 33 33 36 29 41 27...

Ngày tải lên: 26/01/2014, 14:20

... value of the final report will re- late strongly to the clarity of this definition. Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright ... 439 Chapter 15 Technical Report Writing 15.1 Introduction An HVAC designer is almost certain to be faced with the need to write reports. ... the website. 444...

Ngày tải lên: 15/12/2013, 03:15

... Blood and catsup are nonnewtonian fluids. Density ␳ : Mass per unit volume, lbm/ft 3 . Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright ... derived as follows: ft ⅐ lb 1 gal GPM ⅐ ft Constant ϭ 550 (60 s/min) ϭ 39 60 ͩͪ ͩͪͩͪ s ⅐ hp 8 .33 lb hp Engineering Fundamentals: Part 1 Downloaded fro...

Ngày tải lên: 15/12/2013, 03:15

... the top of a hill has potential energy with respect to the bottom of the hill. Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright ... 4 53 Chapter 17 Engineering Fundamentals: Part 2 Thermodynamics 17.1 Introduction Thermodynamics is an aspect of physics ... Celsius increment is called the Kel...

Ngày tải lên: 15/12/2013, 03:15

... water it can hold at a specified temperature and pressure. The properties of moist Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (www.digitalengineeringlibrary.com) Copyright ... very brief. The subject is very important to the HVAC designer, and further study of Ref. 1 and other sources is recommended. Every set of HVAC design cal...

Ngày tải lên: 15/12/2013, 03:15

... from ASHRAE Hand- book, 1987 HVAC Systems and Applications; subsequent edi- tions are similar, i.e., 2001 Fundamentals, Chap. 7, Table 11. of the HVAC systems, the HVAC designer is not generally ... for masking unwanted sound, is ran- dom sound in the speech interference range. Source: HVAC Systems Design Handbook Downloaded from Digital Engineering Library @ McGraw-Hill (www...

Ngày tải lên: 15/12/2013, 03:15

... gaseous, particulate, bacterial and allergen contaminants; as well as air movement within occupied spaces in order to provide a comfortable and healthy environment. Source: HVAC Systems Design Handbook Downloaded ... responsibility of the architect, but the HVAC designer must be aware of conditions that might lead to problems, such as mold, which might be aggravated or alleviated by...

Ngày tải lên: 15/12/2013, 03:15

... objective. What is the end result desired? For HVAC the objective usually is to provide an HVAC system which will control Source: HVAC Systems Design Handbook Downloaded from Digital Engineering ... impact on the design of HVAC systems. Particular codes are sufficiently diverse in their adoption and im- plementation that it is unwise for this book to list any specifics. The H...

Ngày tải lên: 26/01/2014, 14:20