Heating, Ventilating, Air Conditioning and Refrigerating, Sixth Edition, First Printing ERRATA

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1 1 Heating, Ventilating, Air Conditioning and Refrigerating, Sixth Edition, First Printing ERRATA (Items in blue added August 14, 2007; previous revision was December 3, 2004) Inside Front Cover: Conversion Factors, Volume Flow Rate: 1 m 3 /s = x 10 4 gal/min should be, 1 m 3 /s = x 10 4 gal/min. Page viii: Table of Contents, 14-1: Deficiency should be, Difference. Page xvi Definitions: k C p /C v ; P lbf ; Pr μc p /k ; Re ρ is missing from numerator and V should have a bar over it,v ; Sh h m x/d; and V for velocity should have a bar over it,v. Page xviii: Definition: Change 8 to for infinity. Page 11: Fig. 1-5: Close boxes at bottom. Page 45: Fig. 2-20: Remove cross-hatching for the air-to-air heat exchanger. Page 51: middle of page: P v should be p v. Page 57: Fig. 3-2: delete -W 1 at the outlet of the control volume. Last term in Eq. 3-24, v is a subscript. Page 59: Fig. 3-5: Process 1-3 should be a dashed line. Page 60: Example 3.5 solution: denominator should read 13.85; 2000(60) m & a = = lbma/hr Then

2 2 q& = 8664 [( ) ( )28.08] q& = 8664[(8.6) (0.084)] The last term, which represents the energy of the condensate, is seen to be small. Neglecting the condensate term, q& = 73,780 Btu/hr = 6.15 tons. Page 66: Fig. 3-11: The dashed process line should be deleted. Page 74: Last paragraph: Example CD3-5 should read Example WS3-5. Page 77: Line 3 in the SOLUTION: 3-2 -d should read 3-2 -d Page 90: Line 11: Fig. 4-2 should be Fig Fig. 4-1: The triangular region at the upper end of the Summer Comfort range should be tinted the same as the lower region in the Summer Comfort range. Page 107: Line 20: Release in 1989 should be Release in Page 112: Figure 4.9: N in figure and nomenclature should read N & Page 120: t2 t1 ( t2 t1) Eq.5-2b q& = should be q& =. R ' R ' Page 128: Table 5-1b under the Specific Heat column should be Page 130: The second equation should be q& i = q& w = q& r = q& o not q& i = q& w = q& r + q& o. The third equation should be q& i = q& r + q& c = q& o not q& i = q& r + q& c + q& o.

3 3 Page 132: Equation 5-11 should read: = + 1 E Page 134: Table 5-3a, line 5 from the bottom should be 10 not 0. Page 135: Table 5-3b, line 9 in the Temp Diff column should be 16.7 not Table 5-3b, line 13 in the Temp Diff column should be 11.1 not 1.1. Table 5-3b, line 14 in the Temp Diff column should be 5.6 not 3.6. Table 5-3b, line 5 from the bottom in the Temp Diff column should be 5.6 not Table 5-3b, line 4 from the bottom in the Mean Temp column should be not 17.8 Table 5-3b, lines 3 and 1 from the bottom in the Temp Diff column should be 5.6 not 1.6. Page 136: Table 5-3b, lines 1-17 in the Temp Diff, column should be 5.6,16.7,5.6,11.7,5.6,11.1,5.6,5.6,16.7,5.6,11.1,5.6,11.1,5.6,5.6,16.7,5.6. not 16,7,6,1,6,1,6,6,7,6,1,6,1,6,6,7,6. Page 140: Third line, Eq should be 5-17 Bottom line: Change 3 ½ in. wide to 1 ½ in. wide Page 145: Table 5-5b: Change K to C in the units. Page 146: Table 5-6: Change K to C in the units. Page 147: Table 5-8: Change lower case c to upper case C in the SI units.

4 4 Page 148: Table 5-9: For R-4.17 at 5 ft depth, change to Table 5-9: Footnote d should read Δt=(t i -t avg -Amp) Table 5-9: The 3 rd column should have the units (hr-ft 2 -F)/Btu Table 5-9: The 4 th column should have the units (m 2 -C)/W Table 5-10: Footnote b should read Δt=(t i -t avg -Amp) Page 150: Fig. 5-8: Units for the Edge Heat Loss Coefficient on the left vertical axis should be Btu/(hr-ft-F) not Btu/(hr-ft-Ft). Fig. 5-8: Units for the Edge Heat Loss Coefficient on the left vertical axis should be Btu/(hr-ft-F) and in the units on the horizontal axis h should be hr. Page 151: Example 5-4; last term of second equation should read U P(t c -t o ) Page 161: Line 1 from the bottom <0.4<n<1.0 should read 0.4<n<1.0. Page 168: Table 6-3: Caption should read Door Classification (For Fig. 6-1) a Table 6-3:add footnote: a For commercial swinging doors with larger cracks, see Fig. 6-7 Page 170: Last line: h = 50 ft should be h = 40 ft. Page 178: Last line of the paragraph following the third bullet: Change Eq to Eq Page 180: Problem 6-10: For the floor, change 2 in. to 2 ft, R-5.4. For the doors, change to 1 ¾ in. panel doors with metal storm doors. Page 202: Line 11 Eq.7-38 should be Eq b tan β Line 16, y = β tanδ = should read cosγ b tan β y = btan Ω=. cosγ Page 208: Line 6 from the bottom the word binds should be blinds. Page 214: Problem 7-9: Change Daylight Savings to Standard time.

5 5 Page 227: Eq. 8-9 should be q = q " " conduction, in, j, θ solar, in, j, θ + q + q " " convection, in, j, θ radiation, in, j, θ not q + q " " conduction, in, j, θ solar, in, j, θ = q + q " " convection, in, j, θ radiation, in, j, θ Page 233: Eq. 8-7: Change subscript os to es. Page 243: First full paragraph: Change Table 8-10 to 8-11, two places. Page 244: Eq change M to N. Page 245: Line 16 from the bottom, change Zt 1 is,3,12 to Z1 t is,3,12. Page 247: Fig. 8-7: Change t os,j,θ to t es,j,θ. Page 248: Near bottom of page: Change Eq to 8-18a. Page 249: First equation: Change subscript os to es. Page 252: Table 8-12: Add "F below t i and t SA in the heading. Page 258: Eqn. 8-66: replace last term, t i, with t rc. Page 261: Example 8-14: answer is Btu/hr-ft 2 (delete -F ) Page 259: Line 9, change Btu/(hr-ft 2 -F) to Btu/(hr-ft 2 -F). Page 276: Fig. 8-11: Add dimension lines at arrow tips. Page 277: Problems 8-25 and 8-26: The windows are west-facing. Page 281: Equation in the Solution: Change 13 to 24 and the answer to 122,606.

6 6 Page 288: Table 9-5, change table 9-2 to table 9-3. Page 300: Eq.10-5b 2 gp c 0 gp c V = + should be changed to g g 2g g c P 0 gρ = 2 g c P V + gρ 2g. Page 302: Fig. 10-1, move the two e/d values to the right under the two arrows on the horizontal axis. Page 304: Solution to Example 10-1: Fig below the solution for the Re should be Table Page 307: Line 11 from the bottom, change ρ w to ρ w. Page 307: Line 2 from the bottom, change V1 to V 1 Page 308: Line 20 change Eq a to 10-3a. Page 309: Line 1 change Eq to 10-3a. Page 311: Fig b: Reverse the units of head for IP and SI on the left hand vertical axes, (feet and meters). Move the words, The total dynamic head, to start the sentence just below Fig Page 312: Eq , change H to Hpg Page 322: Fig a, change β 1 to β = 1 ; change Pipe enxit to Pipe exit. Page 326: Fig : Change the station number between the pump and chiller from 3 to 2 ; in the lower table, change qpm to gpm.

7 7 Page 329: Line 17, ( )( 55) V TF = should read ( )( 55) V TF = Page 331: Fig : The photo is printed upside down. Inlet and outlet are left to right as shown. Page 336: Fig a: Delete left arrowhead above Load. Page 341: Twelfth line from top of page: Change primary to secondary. Twentieth line from bottom of the page: Change primary to secondary Page 352: Fifth line from top of page: Change Figs a and 10-49b to Figs. 10-4a and 10-4b respectively. Page 358: First line, change Fig to Fig 10-48a. Second line, change Fig to Fig Fourth line, change Fig to Fig a. Fifth line, change Fig to Fig Page 370: Fig. 11-4, left central figure: Delete arrow as shown and add below the word, Stagnant as in Fig Page 372: Fig 11-5, change the word (optical) to (optional). Page 376: Table 11-2, For Ceiling slot diffusers, Change T to x and in the footnote a, change T to x. Page 396: Third line, delete the subscript h from the symbol for total air power. Page 405: Line 11 from the bottom, change total pressures to static pressures.

8 8 Page 413: Fig For (d) and (e) move the dimensions for Length of Duct to the left as shown in (b) and (c). Add H by H square above the elbow in (e) to appear as shown in (d) and add the dimension H in (d). Page 433: Third line from bottom, delete extra parenthesis after m/s. Page 436: Example 12-10, change Table to Table Page 443: Fig , add label c to the exhaust damper. Page 446: Table 12-15b, change ΔP o /L in the title from to 0.50 Pa/m. Page 449: Table 12-16, Invert cfm and Q & in heading to be consistent. Page 451: Line 8 from the bottom, change static region method to static requain method. Page 452: Line 16, Eq b should read Eq Line 24, Q & 2 should be Q & 3. Page 457: Fig , change 020 to 200 cfm for branch 7. Page 461: Line 5 above Eq. 13-1, change a to α (Greek alpha) in the parenthesis. Page 465: Third line below Eq , change the subscript on m& from 1 to l (italic ell). Page 470: Fig. 13-5, change t at to t a1 where air enters the chamber at the lower left. Page 472: Eq , change to Eq and change ΔX to Δx (lower case). Page 474: Lines 6 and 8, change the subscript i l to i 1.

9 9 Page 475: First line below Eq c, change the subscript m& to m&. Line 10, change the subscript i l to i 1. Page 480: Line 1 from the bottom, change kg/(s-m 3 ) to kg/(s-m 2 ). Page 483: Title for Section 14-1, change DEFICIENCY to DIFFERENCE. Page 484: Fig 14-1b, add Δt 2 to the figure where the arrows are shown on the right. Fig. 14-1c, change mixed to unmixed. Page 485: Sentence between Eq. 14-1c and 14-4 should start with the word or. Page 486: Table 14-1: In the equation for Cross-flow (stream C min is unmixed), delete the negative sign in first term. Line 7 from the bottom, change Btu/(hr-ft 2 -F) or W/(m 2 -C) to (hr-ft 2 -F)/Btu or (m 2 -C) /W. Page 488: Line 6, change Fig to Fig Page 492: Line 2, change Btu/(hr-ft 2 -F) or W/(m 2 -C) to (hr-ft 2 -F)/Btu or (m 2 -C) /W. Page 493: Eq , change hd h to hd k. 1 l Page 494: Eq , change p ρ ρ. l p to l v v Page 495: Line 2, change DG to DG v ; change p ρ ρ. l p to l v v

10 10 Line 5, change p ρ ρ. l p to l v v Eq , change p ρ ρ. l p to l v v Page 498: Eq , change 2gρmρ l to 2gρmρ 1. Page 505: Item 3 under LMTD approach: Change Fig to Fig Line 23, change Section 14-5 to Section Page 512: Line 1, change C h h & w = VAρ = to mw VA c p cp m C & = ρ. Page 515: Fig , This is the wrong figure! It should be same as Fig , HVAC 5e, p Page 519: Line 10, change Fig to Fig Page 522: Line 9 from the bottom, change 0.376ft 2 to 0.376ft 3. Page 528: Line 5 from the bottom, change Problem 14-3 to Problem Page 531: Fig. 15-2, change w 12 to w 34. Page 584: Table A-1a, row 22, column 9, change to Table A-1a, row 23, column 14, change to Page 585: Table A-1b, row 8, column 3, change to Table A-1b, row 6, column 12, change 8.87 to 9.87.

11 11 Page 587: Table A-2a, row 7, column 13, change to Table A-2a, row 22, column 4, change to Page 588: Table A-2b, row 23, column 6, change to Page 590: Table A-3a, row 21, column 13, change to Page 594: Table A-4a, row 8, column 1, change -266 to Page 595: Table A-4b, row 28, column 10, change to Table A-4b, row 30, column 11, change 0.051,0.052 to 1.051, Page 597: Table B-1a, row 22, column 3, change to Page 598: Table B-1a, row 3, column 20, change 2.54 to Page 600: Table B-1b, row 4, column 16, change 38 to 18. Page 609: Table D-1, line 3, change 1in to 1in.. Table D-1, line 17, change 7000 grams to 7000 grains. Page 610: Table D-1, line 2 from the bottom, change to ****************