Cov ntsiab lus methane ntawm biogas feem ntau yog los ntawm 45% mus rau 75% los ntawm ntim , nrog rau feem ntau yog CO2 Qhov no variation txhais tau hais tias lub zog cov ntsiab lus ntawm biogas tuaj yeem sib txawv; Tus nqi cua sov qis (LHV) yog nruab nrab ntawm 16 megajoules ib cubic meter (MJ / m 3) thiab 28 MJ / m 3
Dab tsi yog qhov nruab nrab methane cov ntsiab lus (%) ntawm biogas?
Biogas muaj kwv yees li 50-70 feem pua methane, 30-40 feem pua carbon dioxide, thiab cov lej ntawm lwm cov pa roj. Cov kua thiab cov khoom digested, hu ua digestate, feem ntau siv los hloov av.
% ntawm methane hauv biogas Mcq yog dab tsi?
% ntawm methane hauv biogas yog dab tsi? Kev piav qhia: Cov txheej txheem anaerobic tuaj yeem tshwm sim ib txwm muaj lossis hauv ib puag ncig tswj xws li cov nroj tsuag biogas. Nyob ntawm cov khoom siv pov tseg thiab cov qauv tsim, biogas feem ntau yog 55 txog 75 feem pua ntawm cov methane ntshiab6.
Koj suav li cas feem pua ntawm methane hauv biogas?
Konstandt (1976) tau hais tias feem pua ntawm methane CH4 tuaj yeem kwv yees los ntawm kev lees paub ntawm CO2 feem pua ntawm qhov sib npaug: CH4=100% - [CO2% + 0.2% H2S] vol.
Puas yog biogas zoo dua methane?
Thaum muab piv rau cov roj ntsha ntuj uas tau txais los ntawm kev khawb rau hauv lub ntiaj teb, biogas kom meej meej ib qho kev xaiv ruaj khov dua… rau hauv CO2, uas yog nce mus txog 34 zaug tsawg zog li ib lub tsev xog paj.
