Файл: Сборник задач и упражнений по теплотехнике авиационных двигателей..pdf
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Т а б л и ц а |
5 |
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Средние теплоемкости кислорода и водорода |
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Кислород |
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Водород |
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Темпе |
МоЛьная. |
М ассовая. |
Темпе |
М ольная, |
М ассовая, |
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ратура |
к Д ж Д км о л ь ■ К) |
к Д ж / (кг • К) |
ратура |
к Д ж Д к м о л ь |
■ К) |
к Д ж /(к г • К1 |
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t, |
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j |
1 |
1 |
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срт |
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LР'н |
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° с |
Ix ^pm |
9 Cvm |
\ f vm |
j *'с. |
! Iх ^'рт |
^ |
\ . т |
т |
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• |
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i |
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0 |
29,27-1 |
120,959 |
0.9148 |
0,6548 |
0 |
28,617 |
20.302 |
14.195 |
10,071 |
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100 |
29,538 |
21,223 |
0.9232 |
0,6632 |
100 |
28,935 |
20,620 |
14,353 |
10,228 |
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200 |
29,931 |
21,616 |
0,9353 |
0,6753 |
200 |
29,073 |
20/58 |
14,421 |
10,297 |
|
зоо |
30,400 |
22,083 |
0,9500 |
0,6900 |
300 |
29,123 |
20,808 |
14,4-16 |
10,322 |
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100 |
30,878 |
22,563 |
0,9651 |
0,70)1 |
400 |
29,186 |
20,8/1 |
14.477 |
10,353 |
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500 |
31,334 |
23,019 |
0,9793 |
0,7193 |
500 |
29.249 |
20,934 |
14.509 |
10,384 |
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600 |
31,761 |
23,446 |
0,9927 |
0,7327 |
600 |
29,316 |
21,001 |
14,542 |
10,417 |
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700 |
32,150 |
23,835 |
1,0048 |
0,7448 |
700 |
29,408 |
21.093 |
14,587 |
10,463 |
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800 |
32,502 |
24 187 |
1,0157 |
0,7557 |
800 |
29,517 |
21.202 |
14,641 |
10,517 |
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900 |
32,825 |
24,510 |
1.0258 |
0,7658 |
900 |
29,647 |
21,332 |
14,706 |
10,581 |
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1000 |
33,118 |
24,803 |
1,0350 |
0,7750 |
1000 |
29,789 |
21,474 |
14,776 |
10,65 2 |
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ПВО |
33,386 |
25,071 |
1,0434 |
/1,7834 |
1100 |
29,944 |
21.629 |
14,853 |
10,727 |
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1200 |
33,633 |
25,318 |
1,0509 |
0,7913 |
1200 |
30,107 |
21,792 |
14,934 |
10,809 |
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1300 |
33,863 |
25,548 |
1,0580 |
0,7984 |
1300 |
30,288 |
21,973 |
15,023 |
10,899 |
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1400 |
34,076 |
25,761 |
1,0647 |
0,8051 |
1400 |
30,467 |
22,152 |
15,113 |
10,988 |
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1600 |
34,282 |
25,967 |
1,0714 |
0,8114 |
1500 |
30,647 |
22,322 |
15,202 |
11,077 |
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1600 |
34,474 |
26,159 |
1,0773 |
0,8173 |
1600 |
30,832 |
22,517 |
15,294 |
11.169 |
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1700 |
34,658 |
26,343 |
1.0831 |
0,8231 |
1700 |
31,012 |
22,697 |
15,383 |
11,258 |
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1600 |
34,834 |
26,519 |
1,0886 |
0,8286 |
1800 |
31,192 |
22,877 |
15,472 |
11.347 |
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1900 |
35,006 |
26,691 |
1,0940 |
0,8340 |
1900 |
31,372 |
23,057 |
15.561 |
11,437 |
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2000 |
35,169 |
26,854 |
1,0990 |
0,8390 |
2000 |
31,548 |
23233 |
15.649 |
11,524 |
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2100 |
35,328 |
27,013 |
1,1041 |
0,8441 |
2100 |
31,723 |
23,408 |
15,736 |
11.611 |
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2200 |
35.483 |
27,168 |
1,1087 |
0,8491 |
2200 |
31,891 |
23,576 |
15,819 |
11,694 |
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2300 |
35,634 |
27,319 |
1,1137 |
0,8537 |
2300 |
32,058 |
23,743 |
15,902 |
11,798 |
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2400 |
35,785 |
27,470 |
1,1183 |
0,8583 |
2400 |
32,222 |
23,907 |
15,983 |
11,858 |
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2500 |
35,927 |
27,612 |
1,1229 |
0,8629 |
2500 |
32,385 |
24,070 |
16,064 |
11,937 |
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2600 |
36,069 |
27,754 |
1,1271 |
0,8675 |
2600 |
32,540 |
24,225 |
16,111 |
12,016 |
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2700 |
36,207 |
27,892 |
1,1313 |
0,8717 |
2700 |
32,691 |
24,376 |
16,215 |
12,091 |
121
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Т а б л и ц а |
б |
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Средние теплоемкости окиси углерода и углекислого газа |
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Окись углерода |
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Углекислый газ |
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Темпе |
Мольная, |
I |
Массовая, |
Темпе |
Мольная, |
Массовая, |
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ратура |
кДж/(кмоль- К) |
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кДж/(кг ■ К) |
ратура |
кДж/(кмоль • К) |
кДж/(кг |
• К) |
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0 ('\т |
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Срт |
* vm |
t, |
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°С |
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К р т |
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°С |
l ^ ’pni |
lJ^ v m |
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* vm |
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0 |
29,123 |
20.808 |
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1,0396 |
0,7427 |
0 |
35,860 |
27,545 |
0,8148 |
0,6259 |
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100 |
29,178 |
20,863 |
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1,0417 |
0.7448 |
100 |
38,112 |
k9,797 |
0,8658 |
0,6770 |
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200 |
29,303 |
20,988 |
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1,0463 |
0,7494 |
200 |
40,059 |
31,744 |
0,9102 |
0,7214 |
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300 |
29,517 |
21,202 |
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1,0538 |
0,7570 |
300 |
41.755 |
33,440 |
0,9487 |
0,7599 |
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400 |
29,789 |
21,474 |
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1,0634 |
0,7666 |
400 |
43,250 |
34,935 |
0,9826 |
0-7938 |
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500 |
30,099 |
21,784 |
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1,0748 |
0,7775 |
500 |
44,573 |
36,258 |
1,0128 |
0,8240 |
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000 |
30,425 |
22,110 |
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1.0861 |
0,7892 |
600 |
45,753 |
37,438 |
1,0396 |
0,8508 |
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700 |
30,752 |
22,437 |
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1,0978 |
0,8009 |
700 |
46,813 |
38,498 |
1,0639 |
0,8746 |
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800 |
31,070 |
22,755 |
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1,1091 |
0,8122 |
80J |
47,763 |
39,448 |
1,0852 |
0,8964 |
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000 |
31,376 |
23,061 |
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1,1200 |
0,8231 |
900 |
48,617 |
40,302 |
1,1045 |
0,9157 |
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1000 |
31,665 |
23,350 |
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1,1304 |
0,8336 |
1000 |
49,392 |
41,077 |
1,1225 |
0,9332 |
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1100 |
31,937 |
23,622 |
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1,1401 |
0,8432 |
1100 |
50.099 |
41,784 |
1,1384 |
0,9496 |
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1200 |
32,192 |
23,877 |
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1,1493 |
0,8566 |
1200 |
50,740 |
42,425 |
1,1530 |
0,9638 |
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1300 |
32,427 |
24,112 |
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1,1577 |
0,8608 |
1300 |
51,322 |
43,007 |
1,1660 |
0,9772 |
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1400 |
32,653 |
24,338 |
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1,1656 |
0,8688 |
1400 |
51,858 |
43,543 |
1,1782 |
0,9893 |
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1500 |
32,858 |
24,543 |
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1,1731 |
0,8763 |
1500 |
52,348 |
44,033 |
1,1895 |
1,0006 |
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1600 |
33,051 |
24,736 |
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1,1798 |
0,8830 |
16 10 |
52,800 |
44,485 |
1,1995 |
1,0107 |
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1700 |
33,231 |
24,916 |
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1,1865 |
0,8893 |
1700 |
53,218 |
44,903 |
1,2091 |
1,0203 |
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1800 |
33,402 |
25,087 |
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1,1924 |
0,8956 |
1800 |
53,604 |
45,289 |
1,2179 |
1,0291 |
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1900 |
33,561 |
25,246 |
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1,1983 |
0,9014 |
1900 |
53,959 |
45,644 |
1,2259 |
1,0371 |
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2000 |
33,708 |
25,393 |
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1,2033 |
0,9064 |
2000 |
54,290 |
45,975 |
1,2334 |
1,0446 |
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2100 |
33,850 |
25,535 |
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1,2083 |
0,9115 |
2100 |
54,596 |
46,281 |
1,2405 |
1,0517 |
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22 |
0 |
33,980 |
25,665 |
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1,2129 |
0,9161 |
2200 |
54,881 |
46,566 |
1,2468 |
1,0580 |
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2300 |
34,106 |
25,791 |
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1,2175 |
0,9207 |
2300 |
55,144 |
46,829 |
1,2531 |
1,0639 |
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2400 |
34,223 |
25,908 |
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1,2217 |
0,9249 |
2400 |
55,391 |
47,076 |
1,2586 |
1,0697 |
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2500 |
34,336 |
26,021 |
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1,2259 |
0,9291 |
2500 |
55,617 |
47,302 |
1,2636 |
1,0748 |
122
Средняя теплоемкость водяного пара |
Т а б л и ц а 7 |
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Тем пе |
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М ольная, |
М ассовая, |
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ратура |
к Д ж /(к м о л ь • К) |
к Д ж /(к г • К ) |
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t, |
i ^ p m |
K v га |
СР га |
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°с |
Ш |
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. и |
33,499 |
25,184 |
1,8594 |
1.3980 |
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10<) |
33,741 |
25,426 |
1,8728 |
1,4114 |
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200 |
34,118 |
25,803 |
1,8937 |
1,4323 |
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300 |
34,575 |
26,260 |
1,9192 |
1,4574 |
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400 |
35,090 |
26,775 |
1,9477 |
1,4863 |
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500 |
35,630 |
27,315 |
1,9778 |
1,5160 |
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000 |
36,195 |
27,880 |
2.0092 |
1,5474 |
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700 |
36,789 |
28,474 |
2,0419 |
1,5805 |
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«00 |
37,392 |
29,077 |
2,0754 |
1,6140 |
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ООО |
38,008 |
29,693 |
2.1097 |
1,6483 |
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1000 |
38,619 |
30,304 |
2,1436 |
1,6823 |
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1100 |
39,226 |
30,911 |
2,1771 |
1,7158 |
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1200 |
39,825 |
31,510 |
2,2106 |
1,7488 |
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1300 |
40,407 |
32,092 |
2,2429 |
1,7815 |
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1400 |
4 0 ,9 7 6 ' |
32,661 |
2,2743 |
1.8129 |
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1500 |
41,525 |
33,210 |
2,3048 |
1.8434 |
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1600 |
42,056 |
33,741 |
2,3346 |
1,8728 |
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1700 |
42,576 |
34,261 |
2,3630 |
1,9016 |
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1800 |
43, |
70 |
34,755 |
2,3907 |
1,9293 |
1900 |
43,539 |
,35,224 |
2,4166 |
1,9552 |
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2000 |
43,995 |
35,680 |
2,4422 |
1,9804 |
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2100 |
44,435 |
36,120 |
2,4664 |
2,0051 |
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2200 |
44,853 |
36,538 |
2,4895 |
2,0281 |
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2300 |
45,255 |
36,940 |
2,5121 |
2,0503 |
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2400 |
45,644 |
37,330 |
2,5334 |
2,07.0 |
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2500 |
46,017 |
37,702 |
2,5544 |
2,0926 |
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2600 |
46,381 |
38,066 |
2,5745 |
2,1131 |
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2700 |
47,729 |
38,414 |
2,5937 |
2,1323 |
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2800 |
47,060 |
38,745 |
2,6121 |
2,1508 |
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2900 |
47,378 |
39,063 |
2,6297 |
2,1683 |
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123 |
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Т а б л и ц a |
S |
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К |
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расчету изменения внутренней энергии, работы и тепла |
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в термодинамических процессах |
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Процесс |
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Л„ |
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1] — \ и -\-1 |
Примечание |
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V= const |
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cv(T2 |
T,) |
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0 |
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cv (Т-1 - |
Тг) |
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R |
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4 |
~ |
k - |
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р — const |
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Cv (^2 |
7\) |
W |
a - r j |
с р Т о - |
Г,) |
r- |
- |
* V |
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Т — const |
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0 |
Я Л п ^ |
RT In ^ |
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pvh = const |
Су (7-2 |
Л) |
Cv (7', - |
То) |
0 |
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p v n — const |
м ^ - г , ) |
r V |
- |
- 7»1 |
с ( Т , - Т г) |
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n — k |
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С=СуП - |
1 |
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фиагрднщ £ |
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Ж а^аяиЗу '’гермсдщйМичеыил: |
лроцессоё |
& |
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C vcw ax |
хоордихщ |
р - у |
и T-S |
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Р J |
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Я*К |
)'?= |
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Т\ |
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П-К |
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,т0"‘ |
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Ч У --+.. |
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'V |
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Л -0 |
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/ Г Г |
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Я-1 |
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‘Л |
ГЫ7 ; |
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и У |
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'АК Х с _ , |
^ 2 Л А у - ч У ?! / |
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^ |
У |
я-г |
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'V |
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124
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Т а б л и ц а 9 |
Ф изические |
п ар ам етр ы |
для су хо го |
в о зд у х а при |
давлен и и |
760 м м . рт. ст. |
Т, |
t, |
Г. |
л • 102, |
v • 106 |
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1 3 |
Рг |
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к |
°С |
КГ М:! |
Вт (м • К) |
ма,с |
|
223 |
—50 |
1,584 |
2,04 |
9,23 |
0.728 |
233 |
—40 |
1,515 |
2,12 |
10,04 |
0,728 |
243 |
- 3 0 |
1,453 |
2,20 |
10,80 |
0,723 |
253 |
-20 |
1,395 |
2,28 |
12,79 |
0,716 |
263 |
—10 |
1,342 |
2,36 |
12,43 |
0,712 |
273 |
0 |
1,293 |
2,44 |
13,28 |
0,707 |
283 |
10 |
1,247 |
2,51 |
14,16 |
0,705 |
293 |
20 |
1,205 |
2,59 |
15,06 |
0,703 |
303 |
30 |
1,165 |
2,67 |
16,00 |
0,701 |
313 |
40 |
1,128 |
2,76 |
16,96 |
0,699 |
323 |
50 |
1,093 |
2,83 |
17,95 |
0,693 |
333 |
60 |
1,060 |
2,90 |
18,97 |
0,696 |
343 |
70 |
1,029 |
2,97 |
20,02 |
0,694 |
.353 |
80 |
J,000 |
3,05 |
21,09 |
0,692 |
363 |
90 |
0,972 |
3,13 |
22,10 |
0,690 |
373 |
100 |
0,946 |
3,21 |
23,13 |
0,688 |
393 |
120 |
0,898 |
3,34 |
25,45 |
0,686 |
413 |
140 |
0,854 |
3,49 |
27,80 |
0,684 |
433 |
160 |
0,815 |
3,64 |
30,09 |
0,682 |
453 |
180 |
0.779 |
3,78 |
32,49 |
0,681 |
473 |
200 |
0,776 |
3,93 |
34,85 |
0.680 |
523 |
250 |
0,674 |
4,27 |
40,61 |
0,677 |
573 |
300 |
0,615 |
4,61 |
48,33 |
0,674 |
623 |
350 |
0,566 |
4,91 |
55,46 |
0,676 |
673 |
400 |
0,524 |
5,21 |
63,09 |
0.678 |
773 |
500 |
0,456 |
5,74 |
79,38 |
0,687 |
873 |
600 |
0,404 |
6,22 |
96,89 |
0,699 |
973 : |
700 |
0,362 |
6,7! |
115,4 |
0,706 |
1073 |
800 |
0.329 |
7,18 |
134,8 |
0,713 |
1173 |
900 |
0,301 |
7,63 |
155,1 |
0,717 |
1273 |
1000 |
0,277 |
8,07 |
177,1 |
и,71У |
1373 |
1100 |
0,257 |
8,50 |
199,3 |
0.722 |
1473 |
1200 |
0,239 |
9,15 |
223.7 |
0,724 |
125