|
Table III. - Test Data and
Calculations |
|
|
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|
|
(b)
|
RadiantSection
|
(c)
|
|
|
|
|
|
|
Rate of Heat
|
Ratio:
Actual/Calculated
|
|
|
|
Average |
(a) |
Bridge |
Temperatures |
Average |
|
|
(d) |
|
|
(e) |
Input |
Absorption |
Heat to Oil |
|
|
|
Radiant |
Excess |
Wall |
|
|
Tube |
|
Overall |
TotalNet |
Hourly |
Pseudo- |
Heat |
|
|
(g) |
|
Symbol |
Furnace |
|
RateTo |
Air |
Temper- |
Oil |
Oil |
Skin |
Flame |
Exchange |
Heat |
Heat |
Flame |
into |
0.98H |
q |
Empirical |
Theoretical |
Unit |
Fuel |
Test |
FirstRow |
|
ture |
In |
Out |
Temp. |
Emissivity |
Factor |
Input |
Capacity |
Temp. |
Oil |
aAcpf |
aAcpf |
Equation |
Equation |
|
|
|
B.t.u./hr./ |
|
t'g |
|
|
ts |
|
|
H |
N |
t'f |
q |
|
|
|
|
|
|
|
Sq.Ft. |
% |
°F. |
°F. |
°F. |
°F. |
Pf |
f |
106B.t.u./hr. |
Btu/hr/°F |
°F. |
106B.t.u./hr. |
106B.t.u./hr. |
|
|
1 |
Gas |
1 |
4,760 |
17.3 |
1,140 |
728 |
850 |
820 |
0.525 |
0.675 |
53.04 |
34,643 |
1,562 |
11.4(f) |
57.40 |
12.60 |
1.04 |
1.01 |
|
|
2 |
6,440 |
113.8 |
1,220 |
700 |
865 |
817 |
0.415 |
0.585 |
42.21 |
21,528 |
1,980 |
15.4 |
52.80 |
19.60 |
1.04 |
1.14 |
|
|
3 |
7,190 |
80.8 |
1,250 |
680 |
868 |
805 |
0.456 |
0.621 |
37.68 |
16,692 |
2,275 |
17.2 |
44.50 |
20.60 |
1.24 |
1.12 |
|
|
4 |
7,650 |
72.3 |
1,250 |
675 |
875 |
809 |
0.460 |
0.625 |
37.55 |
15,246 |
2,475 |
18.3 |
43.80 |
21.80 |
1.12 |
1.11 |
|
|
5 |
9,110 |
51.0 |
1,230 |
645 |
875 |
788 |
0.480 |
0.645 |
35.25 |
10,196 |
3,455 |
21.8 |
40.40 |
25.35 |
1.07 |
1.06 |
|
|
7 |
8,900 |
48.9 |
1,180 |
648 |
872 |
794 |
0.494 |
0.650 |
36.18 |
9,672 |
3,720 |
20.8 |
40.60 |
23.35 |
0.99 |
0.94 |
|
|
8 |
7,990 |
32.4 |
1,180 |
660 |
870 |
794 |
0.514 |
0.665 |
36.57 |
11,942 |
3,060 |
19.1 |
40.35 |
21.43 |
1.01 |
0.97 |
|
|
9 |
7,480 |
61.1 |
1,200 |
660 |
858 |
790 |
0.480 |
0.640 |
35.86 |
11,548 |
3,100 |
17.9 |
40.70 |
20.85 |
1.05 |
0.93 |
|
|
10 |
6,440 |
122.0 |
1,215 |
680 |
850 |
795 |
0.419 |
0.590 |
38.05 |
17,211 |
2,225 |
15.4 |
47.10 |
19.43 |
0.98 |
1.04 |
|
|
11 |
6,260 |
141.3 |
1,225 |
685 |
850 |
797 |
0.412 |
0.585 |
39.22 |
16,438 |
2,395 |
15.0 |
49.10 |
19.10 |
1.04 |
0.92 |
|
|
12 |
5,440 |
178.0 |
1,225 |
700 |
843 |
803 |
0.395 |
0.565 |
44.32 |
22,715 |
1,970 |
13.0 |
57.00 |
17.07 |
0.94 |
0.93 |
|
|
15 |
9,560 |
33.3 |
1,360 |
650 |
858 |
780 |
0.498 |
0.655 |
44.46 |
14,954 |
2,960 |
22.9 |
49.60 |
26.50 |
1.04 |
1.06 |
|
|
16 |
11,030 |
30.5 |
1,440 |
650 |
885 |
793 |
0.485 |
0.641 |
51.22 |
16,889 |
3,040 |
26.4 |
58.40 |
30.75 |
0.99 |
1.05 |
|
|
17 |
10,700 |
26.0 |
1,360 |
655 |
885 |
800 |
0.505 |
0.660 |
47.49 |
16,499 |
2,880 |
25.6 |
52.70 |
29.00 |
1.01 |
1.12 |
|
|
18 |
6,470 |
24.4 |
1,250 |
728 |
865 |
822 |
0.520 |
0.670 |
65.32 |
36,228 |
1,823 |
15.5 |
71.15 |
17.24 |
0.91 |
0.95 |
|
|
19 |
10,200 |
42.1 |
1,270 |
655 |
875 |
795 |
0.485 |
0.642 |
45.72 |
12,843 |
3,550 |
24.4 |
52.00 |
28.35 |
0.95 |
0.96 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
1.03 |
1.02 |
2 |
Oil |
1 |
7,160 |
114 |
1,270 |
|
681(b) |
717 |
0.49 |
0.720 |
24.58 |
10,300 |
2,395 |
10.73 |
44.10 |
19.72 |
0.99 |
1.00 |
|
|
2 |
4,200 |
184 |
1,260 |
|
688 |
715 |
0.501 |
0.780 |
20.94 |
11,300 |
1,873 |
6.30 |
37.10 |
11.70 |
0.77 |
0.87 |
|
|
3 |
4,840 |
154 |
1,225 |
|
689 |
717 |
0.494 |
0.725 |
19.55 |
9,560 |
2,065 |
7.24 |
34.90 |
13.18 |
0.87 |
0.91 |
|
|
4 |
7,720 |
38 |
1,415 |
|
692 |
726 |
0.585 |
0.772 |
23.55 |
7,640 |
3,080 |
11.58 |
39.40 |
19.78 |
0.91 |
0.90 |
|
|
5 |
7,520 |
30 |
1,410 |
|
694 |
725 |
0.643 |
0.800 |
22.16 |
7,060 |
3,130 |
11.24 |
35.80 |
18.59 |
0.92 |
0.91 |
|
|
6 |
7,890 |
51 |
1,450 |
|
702 |
735 |
0.570 |
0.770 |
25.46 |
8,690 |
2,935 |
11.80 |
42.90 |
20.20 |
0.91 |
0.89 |
|
|
7 |
7,600 |
74 |
1,420 |
|
703 |
733 |
0.556 |
0.763 |
26.71 |
10,180 |
2,535 |
11.39 |
45.20 |
19.70 |
0.89 |
0.94 |
|
|
8 |
7,590 |
83 |
1,440 |
|
704 |
735 |
0.541 |
0.750 |
27.78 |
10,540 |
2,640 |
11.36 |
47.70 |
20.00 |
0.89 |
0.89 |
|
|
9 |
4,800 |
175 |
1,175 |
|
699 |
730 |
0.512 |
0.735 |
19.28 |
10,000 |
1,950 |
7.18 |
33.80 |
12.89 |
0.94 |
0.98 |
|
|
10 |
5,100 |
167 |
1,205 |
|
702 |
736 |
0.502 |
0.730 |
20.23 |
10,200 |
2,002 |
7.64 |
35.95 |
13.82 |
0.94 |
0.97 |
|
|
11 |
4,920 |
69 |
1,200 |
|
680 |
716 |
0.585 |
0.772 |
14.58 |
5,650 |
2,590 |
7.37 |
24.40 |
12.61 |
0.94 |
0.95 |
|
|
12 |
5,180 |
48 |
1,205 |
|
677 |
717 |
0.610 |
0.785 |
14.30 |
5,080 |
2,820 |
7.75 |
23.60 |
13.02 |
0.95 |
0.96 |
|
|
13 |
5,050 |
100 |
1,185 |
|
692 |
728 |
0.557 |
0.763 |
16.13 |
6,860 |
2,363 |
7.55 |
27.40 |
13.08 |
0.95 |
0.96 |
|
|
14 |
5,320 |
120 |
1,225 |
|
698 |
735 |
0.517 |
0.740 |
17.84 |
7,820 |
2,300 |
7.96 |
31.20 |
14.20 |
0.96 |
0.97 |
|
|
15 |
6,500 |
106 |
1,270 |
|
694 |
726 |
0.525 |
0.743 |
23.40 |
10,120 |
2,323 |
9.73 |
40.70 |
17.30 |
0.94 |
0.96 |
|
|
16 |
6,780 |
42 |
1,230 |
|
679 |
716 |
0.584 |
0.770 |
18.54 |
6,340 |
2,920 |
10.14 |
31.15 |
17.40 |
0.99 |
0.99 |
|
|
17 |
6,740 |
68 |
1,300 |
|
684 |
720 |
0.561 |
0.768 |
20.64 |
7,630 |
2,720 |
10.09 |
35.15 |
17.48 |
0.97 |
0.96 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.93 |
0.94 |
3 |
Gas |
1 |
8,360 |
55 |
1,390 |
749 |
927 |
884 |
0.475 |
0.557 |
46.93 |
15,300 |
3,060 |
24.66 |
36.60 |
19.60 |
0.98 |
0.99 |
|
|
2 |
8,000 |
105 |
1,430 |
765 |
923 |
889 |
0.425 |
0.517 |
56.41 |
22,700 |
2,493 |
23.61 |
47.40 |
20.25 |
0.95 |
0.99 |
|
|
3 |
9,010 |
35 |
1,490 |
758 |
947 |
900 |
0.492 |
0.570 |
50.32 |
14,900 |
3,380 |
26.61 |
38.40 |
20.75 |
0.94 |
0.94 |
|
|
4 |
9,160 |
33 |
1,490 |
762 |
944 |
900 |
0.495 |
0.573 |
51.86 |
15,820 |
3,270 |
27.03 |
39.40 |
20.95 |
0.93 |
0.95 |
|
|
5 |
8,860 |
66 |
1,430 |
764 |
944 |
898 |
0.450 |
0.538 |
56.90 |
21,100 |
2,700 |
26.17 |
46.00 |
21.58 |
0.94 |
1.00 |
|
|
6 |
11,850 |
89 |
1,455 |
752 |
948 |
897 |
0.490 |
0.570 |
64.96 |
20,300 |
3,200 |
34.93 |
49.50 |
27.18 |
1.03 |
1.04 |
|
|
7 |
10,520 |
50 |
1,440 |
749 |
948 |
896 |
0.475 |
0.557 |
62.22 |
21,050 |
2,960 |
31.04 |
48.60 |
24.73 |
0.98 |
1.02 |
|
|
8 |
9,650 |
55 |
1,430 |
746 |
948 |
894 |
0.474 |
0.556 |
60.56 |
21,200 |
2,860 |
29.36 |
47.40 |
23.40 |
0.96 |
1.01 |
|
|
11 |
6,760 |
119 |
1,400 |
742 |
878 |
853 |
0.410 |
0.505 |
49.03 |
20,620 |
2,395 |
19.92 |
42.20 |
17.50 |
0.89 |
0.96 |
|
|
12 |
7,990 |
92 |
1,450 |
753 |
878 |
857 |
0.430 |
0.520 |
52.50 |
19,920 |
2,645 |
23.56 |
43.90 |
20.08 |
0.93 |
0.98 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.95 |
0.99 |
4 |
Gas |
1 |
7,840 |
44 |
1,454 |
711 |
937 |
842 |
0.492 |
0.740 |
38.33 |
12,254 |
3,120 |
18.78 |
36.95 |
18.90 |
0.95 |
0.92 |
|
|
2 |
7,990 |
62 |
1,432 |
718 |
914 |
833 |
0.466 |
0.720 |
41.84 |
14,698 |
2,840 |
19.13 |
42.40 |
19.80 |
0.97 |
0.92 |
|
|
3 |
7,160 |
71 |
1,401 |
714 |
909 |
826 |
0.466 |
0.720 |
39.09 |
14,408 |
2,295 |
17.17 |
40.40 |
17.70 |
0.94 |
1.04 |
|
|
4 |
6,360 |
72 |
1,389 |
712 |
906 |
823 |
0.466 |
0.720 |
34.65 |
12,841 |
2,290 |
15.25 |
35.10 |
15.79 |
0.92 |
1.02 |
|
|
5 |
9,900 |
75 |
1,454 |
749 |
937 |
871 |
0.466 |
0.720 |
54.94 |
20,772 |
2,335 |
23.68 |
55.50 |
24.50 |
1.02 |
1.14 |
|
|
6 |
7,340 |
78 |
1,463 |
740 |
933 |
859 |
0.455 |
0.710 |
44.59 |
17,127 |
2,550 |
17.58 |
46.90 |
18.42 |
0.89 |
0.88 |
|
|
7 |
7,550 |
81 |
1,472 |
716 |
934 |
847 |
0.455 |
0.710 |
46.11 |
18,009 |
2,560 |
18.09 |
47.50 |
18.96 |
0.90 |
0.89 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.94 |
0.97 |
5 |
Gas |
1 |
4,510 |
101 |
1,466 |
803 |
1,001 |
949 |
0.485 |
0.530 |
50.57 |
20,627 |
2,465 |
21.11 |
40.75 |
17.27 |
0.89 |
0.97 |
|
|
2 |
4,800 |
103 |
1,473 |
825 |
1,025 |
969 |
0.485 |
0.530 |
54.41 |
22,310 |
2,450 |
22.40 |
44.00 |
18.30 |
0.91 |
0.98 |
|
|
3 |
5,610 |
88 |
1,477 |
836 |
1,049 |
988 |
0.495 |
0.535 |
57.96 |
22,040 |
2,625 |
26.27 |
46.00 |
21.25 |
0.97 |
1.04 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.92 |
1.00 |
6 |
Gas |
1 |
14,910 |
5.1 |
1,781 |
666 |
1,004 |
986(j) |
0.470 |
0.595 |
88.56 |
22,740 |
3,840 |
45.66 |
90.60 |
47.80 |
1.04 |
1.00 |
|
|
2 |
14,840 |
6.4 |
1,789 |
664 |
1,006 |
990 |
0.470 |
0.595 |
90.04 |
23,344 |
3,840 |
45.46 |
92.10 |
47.40 |
1.03 |
0.98 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
1.02 |
0.99 |
7 |
Gas |
1 |
12,053 |
22 |
1,507 |
672 |
920 |
845 |
0.586 |
0.660 |
184.7 |
51,910 |
3,550 |
104.6 |
75.00 |
43.80 |
1.18 |
1.11 |
|
|
2 |
9,300 |
41 |
1,433 |
753 |
948 |
903 |
0.570 |
0.650 |
138.6 |
43,875 |
3,160 |
74.1 |
52.40 |
30.85 |
1.11 |
1.14 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
1.15 |
1.13 |
8 |
Gas |
1 |
16,970(i) |
128 |
|
598 |
818 |
880 |
0.323 |
0.762 |
21.45 |
16,958 |
2,090 |
4.82(f) |
127.90 |
29.30 |
0.86 |
0.96 |
|
|
2 |
23,800 |
64 |
|
510 |
788 |
872 |
0.365 |
0.788 |
19.85 |
11,491 |
2,750 |
6.77 |
114.20 |
39.80 |
1.01 |
0.95 |
|
|
3 |
28,800 |
50 |
|
494 |
778 |
884 |
0.375 |
0.795 |
23.05 |
11,582 |
2,970 |
8.16 |
131.80 |
47.50 |
1.04 |
0.94 |
|
|
4 |
36,700 |
34 |
|
480 |
789 |
929 |
0.370 |
0.790 |
30.28 |
16,994 |
3,290 |
10.43 |
174.00 |
61.10 |
1.04 |
0.91 |
|
|
5 |
39,000 |
52 |
|
497 |
786 |
941 |
0.360 |
0.780 |
34.40 |
20,122 |
2,950 |
11.10 |
200.00 |
65.80 |
1.11 |
1.00 |
|
|
6 |
42,500 |
53 |
|
512 |
786 |
958 |
0.360 |
0.780 |
38.44 |
18,442 |
2,870 |
12.09 |
224.00 |
71.60 |
1.10 |
1.07 |
|
|
7 |
50,900 |
33 |
|
473 |
775 |
980 |
0.368 |
0.788 |
44.72 |
18,163 |
3,220 |
14.45 |
258.00 |
85.00 |
1.09 |
1.00 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
1.04 |
0.98 |
9 |
Gas |
1 |
12,470 |
26 |
1,725 |
749 |
978 |
990(j) |
0.480 |
0.545 |
81.56 |
21,200 |
3,823 |
44.60 |
79.50 |
44.50 |
1.05 |
1.03 |
|
|
2 |
12,450 |
32 |
1,652 |
745 |
973 |
995 |
0.471 |
0.540 |
83.01 |
23,000 |
3,600 |
44.63 |
81.60 |
44.90 |
1.08 |
1.07 |
|
|
3 |
11,900 |
16 |
1,786 |
741 |
977 |
1,000 |
0.480 |
0.545 |
79.07 |
20,150 |
3,910 |
42.71 |
77.00 |
42.50 |
1.01 |
1.00 |
|
|
4 |
11,530 |
46 |
1,711 |
759 |
975 |
1,007 |
0.445 |
0.516 |
85.90 |
25,850 |
3,320 |
41.48 |
88.30 |
43.50 |
1.03 |
1.04 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
1.04 |
1.03 |
10 |
Oil |
1 |
21,200 |
26 |
1,705 |
670 |
914 |
898 |
0.430 |
0.750 |
30.99 |
9,252 |
3,340 |
14.55 |
87.00 |
41.65 |
0.95 |
0.99 |
|
|
2 |
20,400 |
21 |
1,695 |
677 |
912 |
898 |
0.437 |
0.753 |
28.47 |
8,187 |
3,475 |
13.98 |
79.90 |
39.83 |
0.95 |
0.98 |
|
|
3 |
21,600 |
38 |
1,740 |
691 |
910 |
900 |
0.420 |
0.742 |
34.57 |
11,168 |
3,100 |
14.82 |
98.00 |
42.90 |
0.93 |
1.00 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.94 |
0.99 |
11 |
(k) |
1 |
3,140 |
111 |
1,037 |
573 |
670 |
682 |
0.390 |
0.665 |
15.82 |
11,701 |
1,388 |
8.67 |
46.90 |
11.10 |
0.67 |
1.08 |
|
|
2 |
4,320 |
74 |
1,038 |
570 |
677 |
686 |
0.425 |
0.691 |
13.92 |
8,312 |
1,702 |
5.07 |
39.65 |
14.72 |
0.87 |
1.16 |
|
|
3 |
3,840 |
91 |
1,103 |
593 |
691 |
703 |
0.395 |
0.667 |
19.06 |
12,276 |
1,585 |
5.35 |
56.25 |
13.51 |
0.77 |
0.98 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.77 |
1.07 |
12 |
Oil |
1 |
10,780 |
45 |
1,457 |
474 |
750 |
716 |
0.490 |
0.706 |
48.48 |
16,209 |
2,990 |
24.88 |
56.10 |
29.50 |
0.95 |
1.04 |
|
|
2 |
8,770 |
63 |
1,399 |
470 |
729 |
689 |
0.475 |
0.695 |
41.66 |
15,531 |
2,690 |
20.03 |
49.20 |
24.10 |
0.91 |
1.02 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.93 |
1.03 |
13 |
Gas |
1 |
9,300 |
17 |
1,560 |
712 |
915 |
897 |
0.590 |
0.631 |
56.36 |
13,786 |
4,060 |
34.53 |
41.45 |
25.90 |
1.02 |
0.99 |
14 |
Gas |
1 |
7,060 |
28 |
1,700 |
738 |
903 |
897 |
0.560 |
0.595 |
46.10 |
11,626 |
3,940 |
26.09 |
36.00 |
20.80 |
0.94 |
0.91 |
15 |
Gas |
1 |
9,150 |
15 |
1,750 |
734 |
901 |
894 |
0.580 |
0.630 |
52.46 |
12,080 |
4,310 |
31.01 |
42.35 |
25.50 |
0.99 |
0.93 |
16 |
Gas |
1 |
9,300 |
26 |
1,623 |
704 |
898 |
883 |
0.565 |
0.595 |
58.46 |
14,630 |
3,980 |
34.45 |
45.60 |
27.45 |
0.99 |
0.98 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.98 |
0.96 |
17 |
Gas |
1 |
9,810 |
59 |
1,505 |
712 |
892 |
872 |
0.415 |
0.630 |
42.19 |
15,000 |
2,815 |
16.89 |
74.00 |
30.20 |
0.92 |
0.94 |
18 |
Gas |
1 |
9,330 |
57 |
1,480 |
737 |
950 |
925 |
0.417 |
0.580 |
39.99 |
14,062 |
2,850 |
17.41 |
70.10 |
31.20 |
0.97 |
1.00 |
|
|
2 |
9,350 |
59 |
1,482 |
735 |
960 |
930 |
0.417 |
0.580 |
40.60 |
14,402 |
2,820 |
17.46 |
70.50 |
31.20 |
0.96 |
1.01 |
|
|
3 |
8,310 |
86 |
1,415 |
685 |
905 |
870 |
0.395 |
0.560 |
39.79 |
16,222 |
2,460 |
15.52 |
72.10 |
28.75 |
0.95 |
1.05 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Avg |
.... |
0.96 |
1.02 |
19 |
Oil |
1 |
9,120 |
95 |
1,382 |
825 |
850 |
879 |
0.45 |
0.596 |
87.50 |
37,350 |
2,360 |
32.97 |
79.00 |
30.38 |
0.90 |
1.08 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Grand |
Avg |
.... |
0.969 |
0.992 |
<-- page 2 --
page 4 -->
|
|