翅片管內(nèi) 徑 | 翅片管外 徑 |
翅片 高度 |
翅片 厚度 |
翅片 間距 |
橫向管間 距 | 縱向管間 距 | 管排數(shù) |
Di | Do | H | δ | B | Pt | Pl | N |
mm | mm | mm | mm | mm | mm | mm | |
20 | 25.5 | 9.75 | 0.2 | 2.7 | 75 | 80 | 5 |
序號 |
空 氣 流 速 U測m/s |
質(zhì) 量 流 速 G kg/m2•S |
質(zhì) 量 流 量M kg/S |
最窄截面質(zhì)量流速 G kg/m2•S |
雷諾數(shù)Re | 空氣吸熱Q1 | 電加熱Q2 | 散熱損失Q3 |
熱平衡 誤 差DQ/Q% |
傳熱系數(shù)KW/m2•℃ |
管 外 放 熱 系 數(shù) α W/m2•℃ |
Nu數(shù) | 摩擦系數(shù) | 備注 |
mV | mV | mV | mV | mV | mV | mV | mV | mV | mV | |
溫度 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
0 | 0.000 | 0.039 | 0,078 | 0.116 | 0.155 | 0.194 | 0.234 | 0.273 | 0.312 | 0.352 |
10 | 0.391 | 0.431 | 0.471 | 0.510 | 0.550 | 0.590 | 0.630 | 0.671 | 0.711 | 0.751 |
20 | 0.792 | 0.832 | 0.893 | 0.914 | 0.945 | 0.995 | 1.036 | 1.077 | 1.118 | 1.159 |
30 | 1.201 | 1.242 | 1.284 | 1.325 | 1.367 | 1.408 | 1.450 | 1.492 | 1.534 | 1.576 |
40 | 1.618 | 1.661 | 1.703 | 1.745 | 1.788 | 1.830 | 1.873 | 1.916 | 1.958 | 2.001 |
50 | 2.004 | 2.081 | 2.130 | 2.174 | 2.217 | 2.260 | 2.304 | 2.347 | 2.391 | 2.435 |
60 | 2.478 | 2.522 | 2.566 | 2.610 | 2.654 | 2.698 | 2.743 | 2.787 | 2.831 | 2.867 |
70 | 2.920 | 2.965 | 3.010 | 3.054 | 3.099 | 3.144 | 3.189 | 3.234 | 3.279 | 3.325 |
80 | 3.370 | 3.415 | 3.469 | 3.506 | 3.552 | 3.597 | 3.643 | 3.689 | 3.735 | 3.781 |
90 | 3.827 | 3.873 | 3.919 | 3.965 | 4.012 | 4.058 | 4.105 | 4.151 | 4.198 | 4.224 |
100 | 4.291 | 4.338 | 4.385 | 4.432 | 4.479 | 4.526 | 4.573 | 4.621 | 4.665 | 4.715 |
110 | 4.673 | 4.810 | 4.858 | 4.906 | 4.953 | 5.007 | 5.049 | 5.099 | 5.145 | 5.193 |
120 | 5.241 | 5.289 | 5.338 | 5.386 | 5.434 | 5.483 | 5.531 | 5.580 | 5.629 | 5.677 |
130 | 5.726 | 5.775 | 5.824 | 5.873 | 5.922 | 5.971 | 6.020 | 6.070 | 6.119 | 6.168 |
140 | 6.218 | 6.267 | 6.317 | 6.367 | 6.416 | 6.466 | 6.516 | 6.566 | 6.616 | 6.666 |
150 | 6.716 | 6.766 | 6,816 | 6.867 | 6.917 | 6.967 | 7.018 | 7.068 | 7.119 | 7.169 |
160 | 7,220 | 7.271 | 7.322 | 7.373 | 7.424 | 7.475 | 7.526 | 7.577 | 7.626 | 7.679 |
170 | 7.730 | 7.782 | 7.833 | 7.885 | 7.936 | 7.998 | 8.040 | 8.091 | 8.143 | 8.195 |
180 | 8.247 | 8.299 | 8.351 | 8.403 | 8.455 | 8.507 | 8.559 | 8.611 | 8.664 | 8.716 |
190 | 8.769 | 8.821 | 8.874 | 8.926 | 8.979 | 9.032 | 9.085 | 9.137 | 9.190 | 9.243 |
200 | 9.296 | 9.349 | 9.402 | 9.456 | 9.509 | 9.562 | 9.616 | 9.669 | 9.722 | 9.776 |
210 | 9.829 | 9.883 | 9.937 | 9.990 | 10.044 | 10.098 | 10.152 | 10.206 | 10.260 | 10.314 |
220 | 10.368 | 10.422 | 10.476 | 10.530 | 10.685 | 10.639 | 10.693 | 10.748 | 10.802 | 10.857 |
230 | 10.912 | 10.966 | 11.021 | 11.076 | 11.131 | 11.185 | 11.240 | 11.295 | 11.350 | 11.405 |
240 | 11.460 | 11.516 | 11.571 | 11.626 | 11.681 | 11.737 | 11.729 | 11.848 | 11.903 | 11.959 |
250 | 12.014 | 12.070 | 12.126 | 12.182 | 12.237 | 12.293 | 12.349 | 12.405 | 12.461 | 12.517 |
260 | 12.513 | 12.630 | 12.686 | 12.742 | 12.798 | 12.855 | 12.911 | 12.967 | 13.024 | 13.080 |
270 | 13.137 | 13.194 | 13.250 | 13.307 | 13.364 | 13.421 | 13.478 | 13.535 | 13.592 | 13.649 |
μV | μV | μV | μV | μV | μV | μV | μV | μV | μV | |
溫度 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
0 | 0 | 59 | 118 | 176 | 235 | 194 | 354 | 413 | 472 | 532 |
10 | 591 | 651 | 711 | 770 | 830 | 890 | 950 | 1010 | 1071 | 1131 |
20 | 1192 | 1252 | 1313 | 1373 | 1434 | 1495 | 1556 | 1617 | 1678 | 1740 |
30 | 1801 | 1862 | 1924 | 1986 | 2047 | 2109 | 2171 | 2233 | 2295 | 2357 |
40 | 2420 | 2482 | 2545 | 2607 | 2670 | 2733 | 2795 | 2858 | 2921 | 2984 |
50 | 3048 | 3111 | 3174 | 3238 | 3301 | 3365 | 3429 | 3492 | 3556 | 3620 |
60 | 3658 | 3749 | 3813 | 3877 | 3942 | 4006 | 4071 | 4136 | 4200 | 4265 |
70 | 4330 | 4395 | 4460 | 4526 | 4591 | 4656 | 4722 | 4788 | 4853 | 4919 |
80 | 4985 | 5051 | 5117 | 5183 | 5249 | 5315 | 5382 | 5448 | 5514 | 5581 |
90 | 5648 | 5714 | 5781 | 5848 | 5915 | 5982 | 6049 | 6117 | 6184 | 6251 |
100 | 6319 | 6386 | 6454 | 6522 | 6590 | 6658 | 6725 | 6794 | 6862 | 6930 |
110 | 6998 | 7066 | 7135 | 7203 | 7272 | 7341 | 7409 | 7478 | 7547 | 7616 |
120 | 7658 | 7754 | 7823 | 7892 | 7962 | 8031 | 8101 | 8170 | 8240 | 8309 |
130 | 8379 | 8449 | 8519 | 8589 | 8659 | 8729 | 8799 | 8869 | 8940 | 9010 |
140 | 9081 | 9151 | 9222 | 9292 | 9363 | 9434 | 9505 | 9576 | 9647 | 9718 |
150 | 9789 | 9860 | 9931 | 10003 | 10074 | 10145 | 10217 | 10288 | 10360 | 10432 |
160 | 10503 | 10575 | 10647 | 10719 | 10791 | 10863 | 10935 | 11007 | 11080 | 11152 |
170 | 11224 | 11297 | 11365 | 11412 | 11514 | 11587 | 11660 | 11733 | 11805 | 11878 |
180 | 11951 | 12024 | 12097 | 12170 | 12243 | 12317 | 12390 | 12463 | 12537 | 12610 |
190 | 12684 | 12757 | 12831 | 12904 | 12978 | 13052 | 13126 | 13199 | 13273 | 13347 |
200 | 13421 | 13495 | 13569 | 13644 | 13718 | 13792 | 13866 | 13941 | 14015 | 14090 |
210 | 14164 | 14239 | 14313 | 14388 | 14463 | 14537 | 14612 | 14687 | 14762 | 14837 |
220 | 14912 | 14987 | 15062 | 15137 | 15212 | 15287 | 15362 | 15438 | 15513 | 15588 |
230 | 15664 | 15739 | 15815 | 15890 | 15966 | 16041 | 16117 | 16193 | 16269 | 16344 |
240 | 16420 | 16496 | 16572 | 16648 | 16724 | 16800 | 16876 | 16952 | 17028 | 17104 |
250 | 17181 | 17257 | 17333 | 17409 | 17468 | 17562 | 17639 | 17715 | 17792 | 17868 |
260 | 17945 | 18021 | 18098 | 18175 | 18252 | 18328 | 18405 | 18482 | 18559 | 18636 |
270 | 18713 | 18790 | 18867 | 18944 | 19021 | 19098 | 19175 | 19252 | 19330 | 19407 |
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