《燃烧流体力学》（英文版）Chapter 6 Radiation Heat Transfer

煤量甏圆家重点实验宝 Omitting the transient term and introducing the extinction coefficient n=sVIn=Knbn-n1n4兀x Sn ((s2(61) Define ,rh,+o, ds=n B, ds Optical coordinate osn=osn Single scattering adbedo K+O Sn + (6-12) 77 n/ bn J4 n(? National Lab, of Coal Combustion. HUST Wuhan 430074 P R CHINA E-mail:pcbnlcc@hust.edu.cn

NL CC National Lab. of Coal Combustion, HUST Wuhan 430074, P. R. CHINA E-mail: pcbnlcc@hust.edu.cn Omitting the transient term and introducing the extinction coefficient ( ) ( ) =  = − +                 4 ˆ ˆ , ˆ 4 ˆ i i i s s I I b I s s s d ds dI (6-11) Define ( )   = + = s s s ds ds 0 0        Optical coordinate             s s s = + = Single scattering adbedo ( ) ( ) b d i I I I s s d dI = − + − +                4 ˆ , ˆ 4 1 (6-12)

煤量甏圆家重点实验宝 Source function n\ n n)bn4丌4z n1(2(022(13) +l=s 7(n (6-14) 4. Formal Solution to the Equation of Transfer d 7( 1()=10k+sr,3kt,1 National Lab, of Coal Combustion. HUST Wuhan 430074 P R CHINA E-mail:pcbnlcc@hust.edu.cn

NL CC National Lab. of Coal Combustion, HUST Wuhan 430074, P. R. CHINA E-mail: pcbnlcc@hust.edu.cn 4. Formal Solution to the Equation of Transfer From eq. (6-14) ( ) ( ) ( ) ( ) ( ) ( )  − − − = + =                            0 ' 0 ' , ˆ ' , ˆ I I e S s e d I e S s e d d Source function ( ) ( ) ( ) ( ) I S ( s) d dI S s Ib I si si s d i , ˆ ˆ ˆ , ˆ 4 , ˆ 1 4                     + = = − +    (6-13) (6-14) (6-15)