A na-ewere propylene oxide dị ka etiti n'ichepụta polyurethane, antifreeze na kemịkalụ ụlọ ọrụ ndị ọzọ. Amita njupụta pipelineetinyere n'ahịrị mmepụta nke ụlọ nrụpụta propylene oxide - Propylene Oxide Plant maka njikwa ziri ezi na mmeghachi omume kemịkal, nke otu ihe dị mkpa na-emeghachi omume.hydrogen peroxide (H₂O₂)na-emeghachi omume na propylene n'ihu ihe na-eme ka ọ bụrụ propylene oxide.
Enwere ike gbanwee ọnụego mmeghachi omume, ogo ngwaahịa yana arụmọrụ n'ozuzu ya site na ahydrogen peroxide uche mitana ọkwa dị iche iche nke mmepụta. Isi mmeghachi omume na-adabere na mmeghachi omume epioxidation, ebe propylene na-emeghachi omume na hydrogen peroxide (H₂O₂) n'ihu onye na-emepụta ihe (na-emekarị tungstate ma ọ bụ molybdate nke dabeere na catalyst) iji mepụta propylene oxide (C₃H₆O) na mmiri (H₂O).
Isi ihe dị na mmepụta nke Propylene Oxide
Isi ihe atụ dị mkpa gụnyere ntinye akụrụngwa, ụgbọ mmeghachi omume, nkewa na mgbake, wdg. Ntinye mmiri hydrogen peroxide bụ ebe dị mkpa iji hụ na nkọwapụta achọrọ. N'ozuzu, a na-echekwa hydrogen peroxide n'ụdị a na-etinye uche, ọ dịkwa mkpa ka a gbanye ya tupu ya enwekwuo nhazi ma ọ bụ mmeghachi omume na kemịkalụ ndị ọzọ.
Mgbe ahụ bịa na mmeghachi omume arịa ma ọ bụ reactor. Nke a bụ ihe atụ ọzọ nkehydrogen peroxide ịta nhanke mere na mmeghachi omume na-aga n'ihu dị ka a tụrụ anya ya. A mita njupụta usoro inlinema ọ bụ ihe mmetụta ọzọ nwere ike ịwụnye na reactor outlet iji nyochaa mkpokọta hydrogen peroxide ozugbo ka ọ na-emeghachi omume na propylene. Ndị nwere ọgụgụ isimita njupụta onlinena-enyere aka mgbanwe mgbanwe nke hydrogen peroxide ga-ekwe omume maka nlekota ya na-aga n'ihu. Ọ bụrụ na itinye uche daa ngwa ngwa ma ọ bụ mmeghachi omume agaghị aga n'ihu dị ka a tụrụ anya ya, ọ dị mkpa ịhazigharị mmiri nke hydrogen peroxide n'ime reactor.
Mmeghachi omume mgbe emechara gụnyere ikewapụ na ịdị ọcha nke propylene oxide na ihe ndị sitere na ngwaahịa, dị ka mmiri na hydrogen peroxide na-emeghị eme. Dịka ọmụmaatụ, hydrogen peroxide dị elu na-ebute ihe egwu na nkwado gburugburu ebe obibi yana nchekwa mmadụ. Ntụle itinye uche nke ọma na-eme ka ọnụọgụgụ na nhazi na-adigide kwe omume iji soro iwu na ụkpụrụ.
Usoro nha nke ọgụgụ isi na isi ihe dị mkpa na usoro a na-enyere aka nke ukwuu na njikarịcha mmepụta. Arụ ọrụ teknụzụ dị elu dị kadensitometer dị n'ịntanetị, spectrophotometers, na usoro titration na-enye ohere maka nlekota oge n'ezie, nha nha anya ziri ezi, na njikwa usoro ka mma, n'ikpeazụ na-eduga n'ịkwapụta elu na arụmọrụ dị nchebe.
Biko kpọtụrụLonnmeterndị injinia maka ndụmọdụ ndị ọzọ gbasaran'ahịrị hydrogen peroxide uche mita iji chọpụta ma enwere ike itinye ya na ahịrị mmepụta gị ma ọ bụ osisi. Rịọ ọnụahịa efu ugbu a wee nweta ọnụahịa nke mita njupụta.
Oge nzipu: Jan-17-2025
