Dab thiab apparatus ntawm tshuaj lom neeg Technology

Niaj hnub nimno tshuaj txheej txheem sib tsoo, crushing, thauj los ntawm ntau yam ntaub ntawv. Ib txhia ntawm lawv puv mus rau lub ua nyob rau hauv aerosol daim ntawv no, uas yog tsim nyob rau hauv lub hmoov av ua ke nrog huab cua thiab cov txheej txheem gases rau hauv lub chaw. Xav txog cov qauv kev siv ntawm cov tshuaj technology, tam sim no siv nyob rau hauv qhov.

Apparatus rau tu ntawm gaseous tshuaj

Nyob rau hauv cov plua tshauv hais ntawm ib tug siab tag nrho deg hauv cheeb tsam, raws li ib tug tshwm sim, lawv muaj enhanced lom thiab tshuaj ua si. Nyob rau hauv ib co ntawm cov tshuaj nyob rau hauv daim ntawv ntawm cov aero, tshiab zog, piv txwv li, lawv yuav tau mus nthawv tawg. Muaj ntau ntau yam pab kiag li lawm ntawm cov tshuaj technologies siv rau tu ntawm qhov siv thiab ua gaseous tshuaj los ntawm ib tug ntau yam ntawm ntau thiab tsawg thiab daim ntawv plua tshauv hais.

Txawm tias qhov sib txawv nyob rau hauv tus tsim, hauv paus ntsiab lus ntawm lawv cov kev txiav txim yog ua raws li cov weighted theem ncua sij hawm.

Cyclone thiab pyleosaditelnye lub koob yees duab

By Ntsuam xyuas ib tug ntau yam ntawm dab thiab pab kiag li lawm ntawm cov tshuaj technology, tsom rau cov pab pawg neeg ntawm hmoov av-catching pab kiag li lawm, uas muaj xws li:

• Teb hmoov av lolus;
• cyclones;
• zhalyuznye qauv;
• pyleosaditelnye koob yees duab.

Cov qhov zoo ntawm cov pab kiag li lawm, peb nco ntsoov lub simplicity ntawm lawv tsim, yog li ntawd lawv ua rau tshwj xeeb qhauj.

Raws li xws li rho tawm cov tub txawg sau tseg tsis txaus efficiency, qhov yuav tsum tau rau re-tu. Tag nrho cov hom ntawm cov plua plav tawm li hauj lwm rau lub hauv paus ntawm centrifugal rog, txawv zog thiab ceev ntawm deposition ntawm hmoov av hais.

Piv txwv li, classical tshuaj sulfuric acid raug technology yuav siv ntawm ib tug cyclone rau kev tshem tawm ntawm impurities ntawm lub cub tawg roj tsim thaum lub sij hawm calcination ntawm pyrite. Gas, uas muaj hais ntawm calcine (triiron tetraoxide), nkag mus rau hauv cyclone los ntawm cov tangential tshwj xeeb nozzle, ces rotates raws lub puab phab ntsa ntawm lub apparatus. Lub tsub zuj zuj thiab deposition ntawm hmoov av yog nqa nyob rau hauv cov hmoov av sau hopper, thiab cov lim roj ntws upward, tom ntej no mus rau hauv lub apparatus los ntawm lub hauv paus raj.

Cov tshuaj txheej txheem yuav siv ntawm ib tug cyclone thaum twg lub resulting gaseous tshuaj tsis muab siab uas yuav tsum tau.

Apparatus txhuam

Ntub txheej txheem nyob rau hauv niaj hnub kev lag luam yog suav tias yog ib qho ntawm qhov zoo tshaj thiab yooj yim ntaub ntawv ntawm cov kev kho mob uas muaj roj los ntawm ntau yam tshem tawm hais. Dab thiab apparatuses tshuaj technology txuam nrog ntub tu ntawm gases, tam sim no nyob rau hauv kev thov tsis tsuas nyob rau hauv cov haiv neeg, tab sis kuj nyob rau hauv txawv teb chaws kev lag luam. Nyob rau hauv tas li ntawd mus particulate teeb meem, lawv yuav tau mus ntes cov roj thiab cov pa cheebtsam uas txo qhov zoo ntawm cov khoom.

Muaj yog ib tug faib ntawm xws li nyob rau hauv lub ntim hollow, ua npuas ncauj thiab npuas, turbulent thiab centrifugal hom.

Disintegrator muaj ib tug rotor thiab ib tug stator muab ib tug tshwj xeeb daim ntawv qhia vanes. Cov kua noj mus rau hauv lub spinning rotor los ntawm lub nozzles. Vim cov roj kwj tsiv ntawm lub rings ntawm stator thiab rotor, sib tsoo yog nqa tawm mus rau hauv nyias muaj nyias kev mob, uas ua nyob rau hauv muaj zog hu ntawm gases nrog ib tug kua tuag hais. Vim centrifugal quab yuam hmoov av ces muab pov tseg tiv thaiv cov phab ntsa hauv lub ntaus ntawv, thiab ces tso zis therefrom, thiab cov lim gaseous tshuaj poob rau hauv cov nram no unit, los yog tso tawm rau hauv lub chaw.

tob lim

Feem ntau cov tshuaj technology yuav qhov kev siv ntawm filtering khoom los ntawm tshwj xeeb ntxeem tau phab ntsa. Qhov no txoj kev presupposes ib tug high degree ntawm purification los ntawm ib tug ntau yam ntawm tshem tawm hais, txawm li cas los ntxeem tau cov ntxaij lim dej thov nyob rau hauv cov tshuaj ua lag luam.

Lawv lub ntsiab disadvantage yog suav tias yog qhov yuav tsum tau rau ib tug systematic hloov ntawm lim Cheebtsam thiab loj loj tsheb.

Muaj Lim yog subdivided rau hauv granular thiab ntaub kawm ntawv. Lawv yog tsim rau cov purification uas muaj gaseous tshuaj muaj ib tug siab concentration ntawm dispersed theem. Mus nqa tawm periodic tshem tawm ntawm lub sau hais nyob rau hauv lub regenerating apparatus nruab nrog tshwj xeeb pab kiag li lawm.

nta refinery

Nyias tshuaj technology txuam nrog rau tu ntawm cov roj av khoom los ntawm cov neeg kho tshuab impurities thiab humidity, nws yog raws li nyob rau hauv filtering dab.

Cov dab thiab apparatuses uas tam sim no siv nyob rau hauv lub petrochemical kev lag luam, twb zoo tu qab tso los ntawm pom los ntawm ib tug coalescing partitions, ultrasound. Nrog rau cov centrifugal separator, coalescing cov ntxaij lim dej, sedimentation systems, pre-ntxuav theem yog nqa tawm.

Nyob rau hauv thiaj li yuav nqa tawm txoj purification roj tam sim no siv ntxeem tau polymeric muaj pes tsawg leeg raws li lub lim cov ntaub ntawv uas.

Lawv muaj pov thawj lawv ua hauj lwm zoo, durability, kev cia siab, yog li lawv muaj ntau ntau kev siv nyob rau hauv cov tshuaj technology.

hluav taws xob cov ntxaij lim dej

Tshuaj dab nyob rau hauv zus tau tej cov sulfuric acid technology yuav siv cov no xyov ntaus ntawv. Lub tu efficiency therein yog los ntawm 90 mus 99.9 feem pua. Electrostatic cov ntxaij lim dej tau cuab kua thiab khoom hais txog ntau yam ntau thiab tsawg pab, muaj nuj nqi kiag li lawm nyob rau hauv lub kub ntau 400-5000 degrees Celsius.

Ua tsaug rau cov uas tsis muaj kev khiav hauj lwm cov nqi ntawm cov khoom muaj tau txais loj kis nyob rau hauv lub niaj hnub tshuaj ua lag luam. Ntawm cov loj shortcomings ntawm lub zoo xws li cov khoom, faib ntau yam pauv loj pib nqi ntawm lawv cov kev siv, raws li tau zoo raws li qhov yuav tsum tau rau ib qhov chaw loj rau installation.

Los ntawm ib qho nyiaj txiag taw tes ntawm view, lawv yuav tsum tau siv thaum lub sij hawm kev kho mob ntawm cov teeb meem loj tagnrho, txwv tsis pub siv ntawm electrostatic precipitators yuav kim nyuab.

contactor

Science News for KIDS thiab tshuaj technology yuav siv cov ntau yam cov cav thiab pab kiag li lawm. Qhov no invention raws li ib tug tiv tauj ntaus ntawv npaj rau nqa tawm catalytic dab. Raws li ib qho piv txwv, cov tshuaj tiv thaiv ntawm cov oxidation uas leej faj oxide (4) nyob rau hauv cov leej faj dioxide, uas yog ib tug ntawm cov kauj ruam ntawm zus tau tej cov sulfuric acid.

Vim lub kauv, lub radial-roj kis tau los ntawm ib lub hauv paus txheej pov tseg ntawm kev partitions. Vim kev sib cuag apparatus yog ho muaj zog efficiency ntawm lub catalytic oxidation tsev simplifies txij nkawm.

Tshwj xeeb tshem tau lub pob tawb muaj ib tug tiv thaiv txheej ntawm catalyst enables nws hloov tsis muaj tej yam teeb meem.

Kiln

Qhov no apparatus yog siv nyob rau hauv qhuav ntawm sulfuric acid los ntawm hlau pyrites. Tshuaj cov tshuaj tiv thaiv tshwm sim nyob rau ib tug kub ntawm 700 ° C. Tshuav rau lub countercurrent hauv paus ntsiab lus, uas txaus nyob rau hauv rov qab qhia huab cua oxygen thiab hlau pyrite, ib tug thiaj li hu ua fluidized txaj. Lub essence yog hais tias lub mineral hais cov txheej txheem ntawm uniformly los ntawm lub ntim ntawm cov pa, uas guarantees lub siab zoo dua cov oxidation txheej txheem.

Tom qab kawm tiav ntawm lub oxidation txheej txheem, tus "tswm ciab" (hlau oxide) ntog nyob rau hauv ib tug tshwj xeeb hopper, los ntawm qhov uas nws yog muab tshem tawm tsis tseg. Cov uas ua nyob rau hauv-cub tawg roj (leej faj oxide 4) yog xa mus rau purification los ntawm hmoov av, ces qhuav.

Niaj hnub nimno kilns siv nyob rau hauv cov tshuaj kev lag luam, yuav txo tau txoj kev poob ntawm cov tshuaj tiv thaiv cov khoom, nyob rau tib lub sij hawm ua qhov zoo tshaj ntawm cov nyob rau hauv-cub tawg roj.

Nyob rau hauv thiaj li accelerate tus txheej txheem ntawm oxidation ntawm pyrite nyob rau hauv lub cub tawg rau firing, nyob rau hauv qhuav ntawm sulfuric acid starting khoom yog preliminarily av.

Shahtennye cub tawg

Tej reactors muaj xws li moj tej tawg rauv taws nte, txoj kev hauv lub hauv paus ntawm lub steel kev lag luam. Tus nqi ntog mus rau hauv lub cub tawg, yog hu nrog ib tug pub ntawm cov pa los ntawm lub qhov, thiab ces cua txias lub resulting cam khwb cia hlau yog ua.

Ntau yam kev hloov kho ntawm xws li tau thov nyob rau hauv cov kev ua ntawm tsis tsuas yog hlau, tab sis kuj tooj liab ores, ua calcium tebchaw.

xaus

Nws yog ib qho nyuaj rau xav txog tej yam ib tug tag nrho lub neej ntawm cov niaj hnub tus neeg tsis muaj kev siv ntawm lawv ib yam khoom ntawm tshuaj ntau lawm. Cov tshuaj ua lag luam, nyob rau hauv lem, yuav tsis ua hauj lwm zoo tsis muaj kev siv ntawm suab thiab txhua yam technologies, kev siv cov twj tshwj xeeb. Tam sim no, cov tshuaj kev lag luam yog ib tug complex set ntawm cov khoom thiab cov cav tov uas tsim los rau cov tshuaj lub cev thiab tshuaj dab, suab cov khoom rau cov thiab thauj khoom.

Ntawm cov loj cov cav tov thiab apparatuses, nrov nyob rau hauv xws lawm, yog cais sawv daws yuav uas tso cai rau ib qho kev nce nyob rau hauv cov ua hauj lwm nto ntawm tus txheej txheem, mus nqa tawm high-zoo filtering, tag nrho thaum tshav kub kub pauv, ua kom tawm los ntawm cov tshuaj tiv thaiv cov khoom, txo cov nqi zog.