Isimiso
Igesi yemfucuza ye-NMP ekhishwa ku-coater ifinyelela kudivayisi yebhokisi lokuhlunga ngepayipi le-exhaust ukuze ihlanzwe futhi ihlungwe, bese ithunyelwa kudivayisi yokubuyisela ukushisa kwemfucuza bese ithunyelwa kudivayisi yomsingathi ebambayo ukuze iphole futhi ifinyezwe. Iningi le-NMP kugesi kadoti lingafinyezwa futhi lingene ohlelweni lwe-waste liquid, futhi ukugcwala kwe-NMP kugesi kadoti ejiyile yehliswa ibe ngaphansi kuka-300ppm.
I-90 ~ 95% yegesi yemfucumfucu esezingeni eliphansi emva kokufinqa ithunyelwa kudivayisi yokubuyisela ukushisa kwemfucuza, lapho ishintshana ngokushisa negesi yemfucuza enezinga eliphezulu lokushisa ekhishwa umshini wokumboza, bese igesi yemfucuza esezingeni eliphansi ishiselwa ukuhlangabezana nesidingo somoya wokubuyisela futhi ubuyiselwe emshinini wokumboza, ngaleyo ndlela uqaphela ngokugcwele ukubuyiswa kwamandla okushisa nokulondoloza ukusetshenziswa kwamandla okushisa okudingekayo umshini wokugcoba.
I-VOCS zeolite i-molecular sieve runner ihlukaniswe yaba indawo yokwelapha ye-adsorption, indawo yokupholisa kanye ne-desorption zone, futhi iqhutshwa yinjini, okwenza umgijimi ajikeleze kancane, aqhubeke akhangiswa futhi akhiqize kabusha, futhi asebenzise kabusha igesi yomsila. I-5 ~ 10% yegesi yemfucumfucu ejiyile ixubene nomoya wokushisa ophakeme endaweni ye-desorption futhi ingena engxenyeni yokupholisa engaphezulu yomgijimi, lapho ipholiswa khona futhi ifinyezwe, futhi iningi le-NMP lingafinyezwa futhi lingene ohlelweni lwe-waste liquid. . Bese ithunyelwa endaweni yokwelapha i-adsorption, futhi umoya ohlangabezana nezinga ngemva kokukhangiswa ungaqedwa yisiphepho ngaphandle.
Ngaphezu kwalokho, inani elincane lomoya ofanelekayo liphinde lisetshenziswe ukushintshanisa ukushisa endaweni yokupholisa, ukuze umoya ufudumale futhi umgijimi upholile. Umoya oshisayo ushiswa idivayisi yokushisisa (ukushisisa umusi noma ukushisisa kukagesi noma ukufudumeza uwoyela wokudlulisa ukushisa), bese kuthi i-NMP kumgijimi i-zeolite ikhishwe endaweni ye-desorption, kanye nomoya onezinga lokushisa eliphezulu oqukethe i-NMP endaweni ye-desorption ithunyelwe engxenyeni yokupholisa engaphezulu yomgijimi. Yonke inqubo yomgijimi isebenzisa ngokugcwele ukugaywa kabusha kwamandla okushisa futhi igcina ukusetshenziswa kwamandla okushisa adingwa umshini wokuhlanganisa.