考虑参与介质的散射作用,给出三维散射介质中辐射直接交换面积的广义对称性以及以形心距为线索的辐射直接交换面积的简化计算方法,模拟计算了含有散射介质的三维系统辐射直接交换面积.数值模拟结果表明,与忽略介质散射作用的简化描述相比,容积单元-容积单元的辐射直接交换面积增大,表面单元-表面单元的辐射直接交换面积降低.
参考文献
[1] | Hottel H C;Cohen E S .Radiant heat exchange in a gas-filled enclosure:allowance for nouniformity of gas temperature[J].AIChE Int J,1958,4(01):3-14. |
[2] | Hottel H C;Sarofim A F.Radiative transfer[M].New York:McGraw-Hill,1967:365-436. |
[3] | Noble J J .The zone method:explicit matrix relations for total exchange areas[J].International Journal of Heat and Mass Transfer,1975,18:261-269. |
[4] | Naraghi M H N;Chung B T F .A unified matrix formulation for the zone method:a stochastic approach[J].International Journal of Heat and Mass Transfer,1985,81:245-251. |
[5] | Modest M F.Radiant heat transfer[M].New York:McGraw-Hill,1993:641-659. |
[6] | Coelho PJ.;Carvalho MG.;Trivic DN.;Goncalves JM. .Modelling of radiative heat transfer in enclosures with obstacles[J].International Journal of Heat and Mass Transfer,1998(4/5):745-756. |
[7] | Christian S;Roland K;Stefan F .Evaluation of an improved hybrid six-flux/zone model for radiative transfer in rectangular enclosures[J].International Journal of Heat and Mass Transfer,1995,38(18):3428-3431. |
[8] | 沈九宾,李本文,陈海耿.广义对称性与辐射直接交换面积[J].计算物理,2002(01):30-33. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%