INDUSTRIAL VENTILATION
A Manual of Remended Practicefor Design
30th Edition
LIFE CYCLE OF AN INDUST
ACGIH，IndustrialVentilation:AManualofRemended PracticeforDesign，30EditionErrata Listing (as of 10/9/2019)
CHAPTER SECTION PAGE DESCRIPTIONN/A Table 9-7 (Sl) has been corrected below. Do not use Table 9-7 (Sl) as displayed in the 30th Edition of the ACGIH* publication Industrlol9 9-54 incorrect. Ventilotion A Manuol of Remended Proctice for Design as it isReplace last sentence of section with the following: The application11 11.7.6 11-26 of heat exchangers to industrial exhaust systems is discussed in Chapter 10 of the ACGIH* Publication Industrial Ventilotion AMonual of Remended Proctice for Operation ond Maintenance which is to be published in 2020.
Table 9-7 (IP). Air Density Correction Factor (Temperature and Elevation Only) df × df
ALTITUDE RELATIVE TO SEA LEVEL (ft)
5 000 -4 000 -3 0002 000 -1 000 0 1 000 BAROMETRICPRESSURE 2 000 3 0004 000 5 000 6 0007 000 8 °6"Hg 35.7 34.5 453.2 33.3 32.1 31.0 29.9 28.9 27.8 26.8 351.1 25.8 24.9 326.6 314.4 24.0 23.1 22.2 21.4 280.4 20.6Temp (F) "wg 485.9 469.5 436.9 421.9 406.9 393.3 DENSITY FACTOR (dr) 378.4 364.7 338.9 302.1 291.3-40 1.50 1.37 1.45 1.32 1.28 1.40 1.35 1.24 1.31 1.19 1.26 1.15 1.22 1.11 1.18 1.07 1.13 1.04 1.09 1.00 1.05 0.96 1.02 50 0.98 0.89 0.94 980 0.91 0.87 0.8040 70 1.26 1.19 1.22 1.15 1.18 1.11 1.14 1.07 1.10 1.04 1.06 1.00 1.02 0.99 60 0.95 060 0.92 0.87 0.89 0.84 0.85 0.81 0.82 0.78 0.79 0.75 0.76 0.72 0.73 0.69100 150 1.13 1.03 1.09 1.00 1.05 0.97 1.02 0.93 0.98 0.90 0.95 0.87 0.84 0.91 0.88 18'0 0.85 0.78 0.82 0.75 0.79 0.73 0.76 0.70 0.73 0.67 0.71 0.65 0.68 0.63 0.66 0.60200 250 960 680 0.92 0.86 0.89 0.83 0.86 080 E8D 0.77 0.80 0.75 0.78 0.72 0.75 0.70 0.72 0.67 0.70 0.65 0.67 0.62 0.65 0.60 0.62 0.58 090 0.56 0.58 0.54 0.56 0.52350 300 0.83 0.80 0.75 0.77 0.73 0.70 0.75 0.72 0.68 0.70 0.65 0.67 0.63 0.65 0.61 0.63 0.59 0.60 0.57 0.58 0.55 0.56 0.53 0.51 0.54 0.52 0.49 0.50 0.47 0.45 0.480 450 0.73 0.69 0.67 0.71 0.68 0.65 0.62 990 0.64 090 0.62 0.58 0.56 65°0 0.57 0.54 0.55 0.52 05'0 0.53 0.51 0.49 0.50 0.47 0.45 0.48 0.46 0.44 0.44 0.42 0.40 0.43550 500 0.66 0.62 0.60 9'0 0.58 0.61 0.59 0.56 0.57 0.54 0.55 0.52 0.51 E5'0 0.49 0.51 0.50 0.47 0.45 0.48 0.44 0.46 0.44 0.42 0.43 0.41 0.41 0.39 0.40 0.38 BE'O 0.36600 0.60 0.57 0.56 0.54 0.52 0.50 0.48 0.47 0.45 0.43 0.42 0.40 0.39 0.37 0.36 0.35008 0.54 050 E50 0.48 0.47 0.51 60 0.45 0.47 0.44 0.46 0.42 0.44 0.41 0.43 0.39 0.41 SEO 9E'D 0.38 SE'O 0.37 E' 0.35 0.33 0.34 0.31 EE'D E'D 0.32 0.291000 900 0.43 0.46 0.45 0.42 0.40 0.43 0.39 0.42 0.40 85'0 0.39 0.36 0.35 0.38 0.36 0.34 EEO 0.35 0.34 0.31 0.33 OE'O 0.31 0.29 0.28 0.30 0.29 0.27 0.26 0.28 0.25 0.27
Note that Table 9-7 (Sl) has been corrected below. Do not use Table 9-7 (Sl) as displayed inthe3OthEditionoftheACGIHbook IndustrialVentilation AManualofRemendedPractice for Design (i.e. the blue ventilation book) as it is incorrect.
Table 9-7 (Sl). Air Density Correction Factor (Temperature and Elevation Only) df; × df.
ALTITUDE RELATIVE TO SEA LEVEL (m)-1500 -1200 -900 -600 300 0 300 BAROMETRICPRESSURE 600 1500 2400 27003000mm Hg 506 875 845 816 760 733 707 682 658 634 611 589 567 546 526() d kPa 120.7 116.6 112.6 108.7 105.0 101.3 97.8 DENSITY FACTOR (df) 94.3 91.0 87.7 84.6 81.5 78.5 75.6 72.8 70.1-10 1.33 1.29 1.29 1.24 1.24 1.20 1.20 1.16 1.16 1.12 1.08 1.12 1.09 1.05 1.04 1.00 60 1.01 0.97 0.94 0.94 160 0.91 0.87 0.87 0.84 0.84 0.81 0.81 0.78 0.78 0.7620 10 1.24 1.19 1.20 1.15 1.11 1.15 111 107 1.08 1.04 1.04 1.00 1.01 260 0.97 0.93 0.94 060 0.90 0.87 0.87 0.84 0.84 0.81 0.81 0.78 0.75 0.78 0.75 0.72 0.70 0.7340 1.15 1.12 1.12 1.08 1.08 1.04 1.04 101 1.01 86'0 0.97 0.94 0.91 0.94 0.90 0.87 0.87 0.85 0.82 0.84 0.81 0.79 0.79 0.76 0.73 0.76 0.73 0.71 0.70 890 0.66 0.6805 60 1.08 1.05 1.05 1.01 1.01 0.98 0.94 0.95 0.92 0.88 0.91 0.88 0.85 0.85 0.82 0.82 0.79 0.77 0.74 0.76 0.74 0.71 0.71 0.69 890 0.66 0.66 0.63 0.64 0.6208 70 1.02 0.99 0.99 0.95 0.92 0.95 0.89 0.92 0.89 0.86 0.83 0.86 0.83 0.81 0.80 0.77 0.75 0.77 0.75 0.72 0.72 0.70 0.70 0.67 0.67 0.65 0.65 0.62 090 0.62 0.60 0.5890 100 0.96 0.94 E50 0.91 0.90 0.88 0.87 0.85 0.84 0.82 0.81 0.79 0.77 0.73 0.75 0.71 0.73 0.70 0.69 0.68 0.66 0.66 0.64 0.63 0.62 0.61 0.59 0.58 0.57 50 0.55120 140 0.89 0.84 0.82 0.86 0.79 0.83 0.80 0.76 0.74 0.78 0.71 0.75 0.69 0.73 0.66 0.70 0.64 890 0.62 0.65 0.60 0.63 0.58 0.61 650 0.55 0.53 0.56 0.51 0.54 0.53 0.50160 0.81 0.78 0.75 0.73 0.71 0.68 0.66 0.63 0.61 65'0 0.57 0.55 0.53 0.51 60 0.48180 0.77 0.74 0.75 0.71 0.69 0.72 0.70 0.66 0.64 0.68 0.62 0.65 0.60 9'0 0.58 0.60 650 0.56 0.57 0.54 0.52 0.55 0.50 E5'0 0.48 0.51 0.47 0.49 0.45 0.47 0.46 0.43DOE 250 0.67 0.61 0.64 650 0.62 0.57 0.55 0.60 0.58 0.56 0.51 50 0.49 0.52 0.47 0.46 0.50 0.49 0.44 0.47 0.43 0.45 0.41 0.44 0.40 0.42 SEO 0.40 0.37 0.39 0.360 500 0.52 0.45 0.51 0.44 0.49 0.42 0.47 0.41 0.46 0.40 0.44 0.38 0.43 0.37 0.41 0.35 0.34 0.33 0.32 0.36 0.31 0.34 0.30 EEO 0.29 0.32 0.27 0.27 0.31700 600 0.40 0.36 0.39 0.35 0.33 0.38 0.36 0.32 0.35 0.31 0.34 OE'0 0.33 0.29 0.32 0.28 0.31 0.27 0.26 0'0 0.25 0.29 0.24 0.28 0.23 0.26 0.23 0.24 0.22 0.24 0.21
INDUSTRIAL VENTILATION
A Manual ofRemended Practicefor Design
30thEdition
