Txoj kev muab cov txheej txheem ntau lawm rau kev npajtetrabromoethane muajsiv lub microchannel reactor, suav nrog cov kauj ruam hauv qab no:
(1) Cov khoom siv raw bromine txuas ntxiv mus rau hauv microchannel reactor uas tau tsav los ntawm lub zog hluav taws xob;
(2) Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor los ntawm cov pa roj ntws tswj tswj;
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov;
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais; Cov khoom ntim tau ntxiv nrog stabilizer tom qab dhau qhov kev soj ntsuam, thiab tom qab ntawd ntim rau hauv cov khoom.
Lub invention siv lub microchannel reactor los npaj tetrabromoethane. Cov khoom siv tseem ceeb suav nrog:
(1) Raw khoom thiab fais fab system: (a) bromine raw khoom tank, (b) acetylene raw khoom tank;
(2) Thaum tshav kub kub exchanger system;
(3) Cov tshuaj tiv thaiv thiab kev sib pauv cua sov;
(4) Cov khoom tiav thiab ntim tshuab. Lub bromine raw khoom tank yog iav-lined tank; Acetylene raw khoom tank yog acetylene lub tog raj kheej; Lub microchannel reactor yog ua los ntawm iav, thiab cov khoom tiav tank yog iav-lined tank. Ntawm lawv, microchannel reactor nyob rau hauv cov tshuaj tiv thaiv thiab kev sib pauv cua sov yog tsib microchannel iav reactors siv nyob rau hauv series.
Piv txwv 1:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 500 μ m; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 27 ml;
(2) Cov khoom siv raw bromine txuas ntxiv mus rau hauv microchannel reactor ntawm tus nqi ntws ntawm 0.7kg / min uas tau tsav los ntawm lub twj tso kua mis ntawm lub zog; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor los ntawm cov pa roj ntau ntws tswj ntawm tus nqi ntws ntawm 0.057kg/min; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Lub kaw lus siab hauv microchannel reactor yog 0.2 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 4 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 98.7% thiab tawm los yog 98.2%.
Piv txwv 2:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 1000um; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 45ml;
(2) Nyob rau hauv kev tsav tsheb ntawm lub twj tso kua mis ntawm lub zog, cov khoom siv raw bromine txuas ntxiv mus rau hauv microchannel reactor ntawm tus nqi ntws ntawm 0.8kg / min; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor los ntawm cov pa roj huab cua tswj ntawm tus nqi ntws ntawm 0.065kg/min; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Lub kaw lus siab hauv microchannel reactor yog 0.3 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 6 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 98.6% thiab tawm los yog 98.4%.
Piv txwv 3:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 1500um; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 54 ml;
(2) Nyob rau hauv lub tsav ntawm lub plunger twj tso kua mis ntawm lub hwj chim system, raw khoom bromine yog tsis tu ncua nkag mus rau hauv lub microchannel reactor ntawm ib tug txaus tus nqi ntawm 0.9 kg / min; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor los ntawm cov pa roj ntau ntws tswj ntawm tus nqi ntws ntawm 0.073kg/min; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Lub kaw lus siab hauv microchannel reactor yog 0.4 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 8 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 98.5% thiab tawm los yog 98.3%.
Piv txwv 4:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 2000um; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 63ml;
(2) Nyob rau hauv lub tsav ntawm lub plunger twj tso kua mis ntawm lub hwj chim system, cov ntaub ntawv raw bromine yog tsis tu ncua nkag mus rau hauv lub microchannel reactor ntawm ib tug txaus tus nqi ntawm 1.0kg / min; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor ntawm tus nqi ntws ntawm 0.08kg/min los ntawm cov pa roj ntau ntws tswj; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Lub kaw lus siab hauv microchannel reactor yog 0.5 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 10 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 98.5% thiab tawm los yog 98.3%.
Piv txwv 5:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 500um; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 9ml;
(2) Nyob rau hauv lub tsav ntawm lub plunger twj tso kua mis ntawm lub hwj chim system, raw khoom bromine yog tsis tu ncua nkag mus rau hauv lub microchannel reactor ntawm ib tug txaus tus nqi ntawm 0.5kg / min; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor ntawm tus nqi ntws ntawm 0.04kg/min los ntawm cov pa roj ntau ntws tswj; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov khoom acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor; Lub kaw lus siab hauv microchannel reactor yog 0.1 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 2 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 98.5% thiab tawm los yog 98.3%.
Piv txwv 6:
Cov txheej txheem ntau lawm rau kev npaj tetrabromoethane siv lub microchannel reactor:
(1) Micro-channel reactor: puab txoj kab uas hla ntawm cov tshuaj tiv thaiv channel yog 1000um; Tag nrho cov ntim ntawm cov tshuaj tiv thaiv cheeb tsam ntawm microchannel reactor yog 45ml.
(2) Nyob rau hauv kev tsav tsheb ntawm lub twj tso kua mis ntawm lub zog, cov khoom siv raw bromine txuas ntxiv mus rau hauv microchannel reactor ntawm tus nqi ntws ntawm 0.8kg / min; Acetylene tsis tu ncua nkag mus rau hauv microchannel reactor los ntawm cov pa roj huab cua tswj ntawm tus nqi ntws ntawm 0.065kg/min; Ua ntej nkag mus rau microchannel reactor, acetylene thiab bromine ntws los ntawm pawg valve, uas suav nrog ib txoj kev valve, kev nyab xeeb valve thiab hloov.
(3) Cov acetylene thiab bromine tuaj yeem sib xyaw ua ke thiab ua rau muaj kev cuam tshuam hauv microchannel reactor, thiab lub hnub ci tau nce. Lub hnub ci yog ncaj qha irradiated los ntawm 40w fluorescent teeb nyob ze (kwv yees li 20cm deb ntawm lub microchannel reactor) (qhov siab dua lub zog ntawm lub teeb fluorescent, qhov ua tiav ntau dua cov tshuaj tiv thaiv tetrabromoethane, qhov xim ceev dua. hloov los ntawm lub teeb daj mus rau tsis muaj xim, qhov zoo dua cov nyhuv); Lub kaw lus siab hauv microchannel reactor yog 0.3 mpa; Tswj qhov kub ntawm cov reactants los ntawm kev sib pauv cua sov (qhov pib kub yog qhov kub thiab txias, thiab tswj cov tshuaj tiv thaiv kub tsawg dua lossis sib npaug li 70 degree); Lub sijhawm nyob ntawm cov reactant hauv microchannel reactor yog 6 min.
(4) Tom qab cov txheej txheem tshuaj tiv thaiv tiav, cov khoom raug sau los ntawm cov roj-kua cais. Cov ntsiab lus ntawm tetrabromoethane yog 99%, thiab tawm los yog 98.8%.
Cov txheej txheem tsim tawm tuaj yeem paub txog kev nyab xeeb cov tshuaj tiv thaiv ntawm bromine thiab acetylene, txuas cov tswj valve ntawm raw acetylene thiab bromine nrog lub khoos phis tawj software, cia li pub tom qab pib, tswj cov dej ntws ntawm bromine thiab acetylene kom ruaj ntseg ntawm cov khoom siv. Cov tshuaj tiv thaiv ntawm acetylene thiab bromine, thiab txuas cov cuab yeej siv hluav taws xob sib pauv thiab lub khoos phis tawj software hauv microchannel reactor kom tswj tau qhov kub thiab txias, txo kev tswj tuav, thiab paub txog kev tswj tsis siv neeg, txhim kho kev tsim khoom thiab tawm los tuaj yeem zam kev tsim cov khoom tawg ntawm acetylene thiab huab cua thiab txhim kho kev nyab xeeb ntawm cov tshuaj tiv thaiv.