消化液回流比与有机负荷率对餐厨垃圾厌氧消化的影响.pdfVIP

28 10 2006 10 消化液回流比与有机负荷率对餐厨垃圾厌氧消化的影响 1, 2 2# 2 2 2 王 星 王德汉 张玉帅 陆日明 李俊飞 ( 1. , 200092; 2. , 510642) ( OLR)OLR , 180% , OLR 9. 93314. 900 g/ ( L d) COD 79. 45%80. 13% 81. 98% 83.33% ; OLR 19. 866 g/ ( L d) ,COD , , 180%OLR(9. 93314.900 g/ ( L d) ) , OLR( 19. 866 g/ ( L d) ) , ( VFA) , 1, 2 2 Eff ects of recirculation and organic loading on anaerobic digestion of kitchen wastes Wang X ing , Wang Dehan , 2 2 2 Zhang Yushuai , L u Riming , L i Junf ei . ( 1. S tate K ey L aboratory of Pollution Control an Resources Reuses, Tongj i Univers ity, Shanghai 200092; 2. College of Resources an E nv ironment, South China A gricultural Univ ersi ty , Guangz hou Guang ong 5 10642) Abstract: Lab xp rim nts w r p rform d to d t rmin th ff cts of fflu nt r circulat ion and organic loading on ana robic dig stion of kitch n w ast . Incr asing th fflu nt r circulat ion rat from 0 t o 180% , th COD r duction improv d from 79. 45% 80. 13% to 81. 98% 83. 33% and w h n organic loading rat ( OLR) w as k pt at 9. 933 14. 900 g/ ( L d) , r sp ctiv ly , coupl d w ith mor m than production; th corr sponding COD r duction d cr as d drastically w h n OLR was k pt at a high l v l of 19. 866 g/ ( L d) . Th r for th high r circulation rat of 180% w as a viabl option only wh n OLR w as mod rat ( 9. 933~ 14. 900 g/ ( L d) ) ; at a much high r OLR, th tr atm nt p rformanc w ould d t riorat du to accumulation of volatil fatty acids and sodium ion. Keywords: Kitch n wast Ana robic dig stion Organic loading rat [ 6] , , , , , VFACOD , , , , , , , , ( VFA) , , , , , , , V