OCR Text |
Show FIGURES 01.+10 I U..l t r. 0.6 1. U :~~e:: n T ~ 0.2 mT n T l000K ~_. ...........~ . ..(. (• •• 0• . 8. ........ .w_ I '-1500 K Fig. I. Fig.2 . Schematic of the two-dimensional rectangular furnace (a) -- 10 HIS (b) (cc::: s CCc =~='=.- ( c) Flow field for the reference problem (a) Stream (in precent of inlet mass flow rate, 1:-5, 2:0, 3:20, 4:40, 5:60, 6:80, 7:100,8:105) (b) Axial velocity distributions (c) Turbulent kinetic energy (in m2/s2, 1: 0.77. 2: 153, 3:2.30, 4:307) 140 6 .8,---______________ ---, 6 .7 6.8,----+ _______________ ;---, 6.7 Fig.3. (a) ~--------------~6~. L-______________ ~~. (b) Enthalpy and temperature distributions in the furnace (a) Total enthalpy (in MJ/kg, 1:2.08, 2:2.07, 3:2.46, 4:2.65, 5:2.84, 6:3.03, 7:3.22,8:3.41,9:3.60) (b) Temperature in the furnace and at the refractory walls (in K, 1: 1100, 2: 1200, 3: 1300, 4: 1400, 5: 1500, 6: 1600, ... 14:2400) ~~-------------------~ .IIIID 6 CONVECTION (!) RRDIRTION .IJIIDD + TOTRL .'IaD .III) .Il10 !.GIID Fig.4. H eat flux distribution along the load |