Table 3 |
|
Theoretical value of , Re, Nu, and u for laminar flow of the catheter sensor in a 20 mm diameter tube. |
Flow (L/min)
|
(m/s)
|
Re
|
Nu
|
(W/(m2·K))
|
|
0.0
|
0.000
|
N/A
|
4.47
|
1900
|
0.5
|
0.027
|
250
|
17.3
|
3400
|
1.0
|
0.053
|
500
|
24.4
|
4800
|
1.5
|
0.080
|
750
|
29.9
|
5880
|
2.0
|
0.106
|
1010
|
34.5
|
6790
|
2.5
|
0.133
|
1260
|
38.6
|
7600
|
3.0
|
0.159
|
1510
|
42.3
|
8320
|
3.5
|
0.186
|
1760
|
45.7
|
8990
|
4.0
|
0.212
|
2010
|
48.8
|
9610
|
4.5
|
0.239
|
2260
|
51.8
|
10190
|
5.0
|
0.265
|
2520
|
54.6
|
10740
|
|
Tangwongsan et al. BioMedical Engineering OnLine 2006 5:57 doi:10.1186/1475-925X-5-57
|