奶酪乳清、牛粪和菌糠厌氧共消化产甲烷性能

中国沼气ChinaBiogas2019,37(2)23奶酪乳清、牛粪和菌糠厌氧共消化产甲烷性能杨丽英'，边喜龙'，于景洋I,孙彩玉2,王红梅'，齐世华3(1.黑龙江建筑职业技术学院，哈尔滨150025；2.黑龙江科技大学环境与化工学院，哈尔滨150022；3.哈尔滨工业大学环境学院，哈尔滨150090)摘要：文章以奶酪乳清、牛粪和菌糠为底物，对3种原料进行不同混合配比,研究不同混合比例下厌氧共消化产甲烷性能。试验结果表明：奶酪乳清与牛粪混合比为85：15时得到最大甲烷产率为313±11mL-g-'VS,奶酪乳清的添加会促进牛粪的产甲烷性能，而牛粪的少量添加亦能提高奶酪乳清的产甲烷性能;奶酪乳清与菌糠混合比为15：85时得到最大甲烷产率为722±16mL-g'VS,菌糠的添加能够提高奶酪乳清的产甲烷性能，而奶酪乳清的添加对菌糠厌氧消化有一定的抑制作用;牛粪的少量添加能够促进菌糠的厌氧消化性能，并在混合比15：85时实现最大甲烷产率为773±16mL-g-'VS；当3种原料混合共消化时，在奶酪乳清、牛粪和菌糠混合比为10：10：80下，实现最大甲烷产率为763±12mL-g-'VSo关键词：厌氧消化；甲烷产率；奶酪乳清；牛粪；菌糠中图分类号：S216.4；X713文献标志码：A文章编号：1000-1166(2019)02-0023-06MethaneProductionofAnaerobicCo-digestionofWhey,CowManureandMushroomCultivationResidue/YANGLi-ying',BIANXi-long1,YUJing-yang',SUNCai-yu2,WANGHong-mei1,QIShi-hua13/(1.Hei-longjiangInstituteofConstructionTechnology,Harbin150025,China；2.TheCollegeofEnvironmentandChemi­cal,HeilongjiangUniversityofScienceandTechnology,Harbin150022,China；3.TheCollegeofEnvironment,HarbinInstituteofTechnology,Harbin150090,China)Abstract:Inthispaper,cheesewhey,cowdungandmushroomcultivationresidueweremixedindifferentproportionandusedasanaerobicco-digestionsubstrates,theirmethaneproductionperformancewereinvestigated.Theresultsshowedthatthecheesewheyandcowdungmixingratioof85：15obtainedthemaximummethaneyieldof313±11mL*g~1VS,thead­ditionofcheesewheycouldpromotemethane-producingperformanceofcowdung,whereasthesmallamountofcowmanureadditioncouldalsoimprovemethane-producingperformanceofcheesewhey.Thecheesewheyandmushroomcultivationresiduemixingratioof15-85hadmaximummethaneyieldof722±16mL*g-1VS,theadditionofmushroomcultivationresiduecouldimprovethemethane-producingperformanceofcheesewhey,andtheadditionofcheesewheycouldinhibittheanaerobicdigestionofmushroomcultivationresidue.Smallamountofcowmanureadditioncouldcontributetoimprovedmethaneyieldofmushroomcultivationresidueandrealizingthemaximummethaneproductionrateof773±16mL*g_IVSatthemixingratioof15*85.Whenthethreerawmaterialsweremixedanddigestedtogether,thecheesewhey,cowdungandmush­roomculti