Convection and Conduction Heat Transfer Part 1 doc

... Convection and Conduction Heat Transfer 12 Re =1. 0; Re=5.0; Re =10 .0; Gr =10 3 4 Gr =10 5 Gr =10 Re =1. 0; Re=5.0; Re =10 .0; Re =1. 0; Re=5.0; Re =10 .0; Gr =10 5 4 Gr =10 3 Gr =10 Gr =10 5 4 Gr =10 3 Gr =10 1 5 ° 0° 90° 7 5 ° 45° 3 0 ° 6 0 ° 1 5 ° 0° 90° 7 5 ° 45° 3 0 ° 6 0 ° 1 5 ° 0° 90° 7 5 ° 45° 3 0 ° 6 0 ° 1 5 ° 0° 90° 7 5 ° 4 5 ° 3 0 ° 6 0 ° 1 5 ° 0° 9...

Ngày tải lên: 19/06/2014, 10:20

... 0. 813 1. 117 (c) 3.566 3.544 1. 165 (d) 3.9 91 0 .17 0 3.9 31 0.825 1. 1 01 1.298 16 77 3.699 0 .17 7 3.653 0. 812 1. 098 1. 194 6557 3 10 3.695 0 .17 9 3.645 0.820 1. 089 1. 196 10 197 4 10 19 . 51 0 .12 0 16 .24 ... 0 .1 1e-04 17 .562 37.055 3.0 71 4.607 40397 0 .1 1e-05 2 10 1 17 .603 36.873 3.086 4.655 16 0797 0 .1 1e-05 13 .42 (b) 72.560 4 41. 7...

Ngày tải lên: 19/06/2014, 10:20

... = a/R; 2 X1 ;=+δ 1 11 1 Hln1K1; 2K K ⎛⎞ π =−+ ⎜⎟ ⎝⎠ 2 1 1 K1 . λ =− λ The correction factor ϕ sc is given by 22 2 cc 11 sc 22 22 2 2 1 1 c 1 22 rr 1K 11 ln 2K 2R R K r 1K 1 R ⎡ ⎤ ⎢ ⎥ ⎛⎞ πλ ... given by the following equations: at δ ≤ 1 () () () 2 ad 211 1 4 1 1 11 1 H arcsin X 1 1 ln 2KK1K K 4arcsin /X 11 1ln 11 XK X 21 ⎡ ⎛⎞ λ πδ π = −−δ+δ δ+ −δ− − ⎢...

Ngày tải lên: 19/06/2014, 10:20

... 0 . 1 m . s - 1 A Fig. 19 . Geometric model of a Cu-cooler with the mesh of elements 0 .469E-02 .859E-02 .12 5E- 01 .17 2E- 01 . 211 E- 01 .250E- 01 .297E- 01 .336E- 01 .375E- 01 . 414 E- 01 .461E- 01 .500E- 01 .539E- 01 .586E- 01 .625E- 01 .664E- 01 .703E- 01 .750E- 01 .789E- 01 .828E- 01 .875E- 01 . 914 E- 01 .953E- 01 .10 0 A ... 0 .469E-02 .859E-02 .12...

Ngày tải lên: 19/06/2014, 10:20

... 10 00 0 2 4 6 8 10 12 14 d =1 d=2 d=3 Gr =10 3 - Heater 2 1 10 10 0 10 00 Nu 0 2 4 6 8 10 12 d =1 d=2 d=3 Gr =10 4 - Heater 1 1 10 10 0 10 00 0 2 4 6 8 10 12 14 d =1 d=2 d=3 Gr =10 4 - Heater 2 1 10 10 0 ... 0° Re 10 0 10 1 10 2 10 3 NU 0 2 4 6 8 10 12 14 16 NUH1 NUH2 NUH3 Gr =10 4 , γ = 45° Re 10 0 10 1 10 2 10 3 NU 0 2 4 6 8 10 12 14 1...

Ngày tải lên: 19/06/2014, 10:20

... References Convection and Conduction Heat Transfer 72 R i = 1 R i = 1 R i = 1 R i = 1 Fig. 12 . Contours of streamlines and isotherms at Re=400, A =1. 5 and Ф=30°, opposing flow 18 ... Convection and Conduction Heat Transfer 68 R i = 0 .1 R i = 1 R i = 5 R i = 10 Fig. 7. Contours of streamlines and isotherms at R...

Ngày tải lên: 19/06/2014, 10:20