1. Cov ntawv thov kev lag luam thiab kev lag luam
Hais txog cov tsev so, tsev noj mov, thiab chav ua noj hauv tsev so, raws li cov kev cai lij choj thiab cov kev cai xws li (National Safety Production Law of the People's Republic of China): tag nrho cov khoom tsim, khaws cia, thiab siv cov khoom siv hluav taws xob thiab cov khoom tawg yuav tsum ua raws li (Lub Tsev Hluav Taws Xob. Kev Tiv Thaiv Tsim Code) Tshooj 10.3. 2. Cov chav kawm A thiab cov chaw uas tawm cov pa hluav taws xob thiab cov nplaim hluav taws xob yuav tsum tau nruab nrog cov khoom siv hluav taws xob hluav taws xob tiv thaiv hluav taws xob, thiab cov khoom siv hluav taws xob hluav taws xob hluav taws xob yuav tsum tau teeb tsa kom tsim nyog; cov pa roj, cov pa roj lossis cov khoom siv hluav taws xob siv hauv chav ua noj ntawm lub tsev so yog flammable, Explosive gas, thiab kev sib sau ntawm cov neeg hauv cov khw noj mov thiab cov khw noj mov yog qhov chaw tseem ceeb los saib xyuas cov hluav taws kub thiab tawg, yog li nws yog ib qho tsim nyog yuav tsum tau teeb tsa lub tswb nrov nrov.
Cov roj tseem ceeb ua tau: methane, carbon monoxide, hydrogen, liquefied gas.
2. Biogas tank
Kev tsim kho ntawm biogas digesters nyob rau hauv ntau qhov chaw tsis tsuas yog txhim kho kev huv ntawm thaj chaw nyob deb nroog, txo lub nra ntawm cov neeg ua liaj ua teb, thiab tiv thaiv ecology, tab sis kuj pib tsim cov txheej txheem kev ua liaj ua teb ecological uas sib xyaw cog thiab yug me nyuam, uas feem ntau txais tos los ntawm cov neeg ua liaj ua teb, tab sis. tus nqi PH ntawm biogas digester fermentation cov ntaub ntawv yuav tsum tau 68- 7.5, cov ntsiab lus ntawm biogas tsim kuj yuav tsum tau kuaj.
Kev tshawb pom tseem ceeb: methane, carbon dioxide, PH nqi.
3. Cua zoo tswj
Nrog rau kev txhim kho kev nyab xeeb thiab kev paub txog kev noj qab haus huv, tib neeg tau nrawm dua los tswj cov huab cua zoo hauv cov chaw nres tsheb hauv av, kev tsheb ciav hlau thiab lwm qhov chaw lossis qhov tsis siv neeg qhov cua ntawm lub hauv paus cua txias. Hauv thaj chaw ntawm cov kav dej hauv nroog, kev kho dej phwj tuaj, hauv nroog cov yeeb nkab network, thiab lwm yam, cov tub ceev xwm hauv nroog yuav tsum siv nws txhawm rau txheeb xyuas cov tshuaj chlorine, hydrogen sulfide thiab lwm yam gases hauv kev kho dej hauv kais dej thiab kev kho cov dej phwj tuaj.
4. Hlau smelting
Kev lag luam hlau thiab hlau yog kev lag luam kev lag luam feem ntau koom nrog hauv kev tsim khoom lag luam xws li mining thiab ua cov ferrous hlau minerals thiab ferrous hlau smelting thiab ua, xws li hlau hlau, chromium, manganese, thiab lwm yam, ferroalloy smelting kev lag luam, steel hlau thiab lwm yam. nws cov khoom lag luam thiab lwm yam kev lag luam me yog ib qho ntawm cov khoom siv tseem ceeb hauv kev lag luam hauv lub tebchaws. Metallurgical hlau thiab steel tuam txhab yuav tsim ib tug loj npaum li cas ntawm by-product "gas" nyob rau hauv tus txheej txheem ntawm smelting thiab ntau lawm (piv txwv li: coke cub gas, blast furnace gas, Converter gas), thiab roj yog qhov zoo tshaj plaws theem nrab zog rau hlau thiab hlau. cov lag luam. Txhawm rau kom ua tiav kev siv lub zog thib ob, muaj cov khoom siv roj ntau ntau thiab cov chaw hauv cov pa roj purification, kev thauj mus los, kev cia, kev siv zog thiab kev siv. Txhawm rau ua kom cov cuab yeej siv roj thiab cov chaw ua haujlwm muaj kev nyab xeeb, cov neeg ua haujlwm thiab cov neeg ua haujlwm saib xyuas yuav raug rau cov pa roj carbon monoxide. Vim tias tsis muaj kev paub txog kev phom sij ntawm cov pa roj (carbon monoxide thiab cov pa roj combustible) los ntawm qee cov neeg ua haujlwm, cov pa roj lom lossis tawg tshwm sim ib ntus. Yog li ntawd, kev tiv thaiv kev nyab xeeb ntawm kev lag luam metallurgical yog qhov tsim nyog heev.
Feem ntau tsim cov pa roj: (CO) carbon monoxide, (CH4) methane, (H2) hydrogen, (H2S) hydrogen sulfide, (C6H6) benzene, (HN3) ammonia, (CS2) carbon disulfide, (C10H8) naphthalene, phenol, ( 02) oxygen, (CO2) carbon dioxide gas, (N2) nitrogen gas.
5. Kev lag luam hluav taws xob
Cov cuab yeej ntsuas roj muaj qhov chaw lag luam dav hauv kev lag luam fais fab, thiab tuaj yeem ntes cov roj sulfur hexafluoride uas tsim los ntawm cov chaw nres tsheb fais fab.
Cov roj tseem ceeb tsim: ammonia, chlorine, hydrogen sulfide, sulfur hexafluoride, oxygen.
6. Polysilicon kev lag luam
Cov txheej txheem ntau lawm ntawm polysilicon yog tsim los ntawm high-purity quartz (txo los ntawm high-kub coke) → muaj silicon (pickling) → silicon hmoov (ntxiv HCL) → SiCL3 (los ntawm crude distillation thiab rectification) → high-purity SiHCL3 (nrog rau hydrogen tshuaj tiv thaiv CVD txheej txheem) → High-purity polysilicon.
7. Kev lag luam thee
Coking kev lag luam, thee gasification-synthetic ammonia, thee-based methanol, thee-to-synthetic oil, thiab thee chemical co-production tag nrho muaj kev xav tau ntau rau cov khoom lag luam tswb, tshwj xeeb tshaj yog rau cov khoom siv roj xws li sulfur dioxide, hydrogen sulfide, carbon monoxide. , chlorine, thiab ammonia. Qhov ntau yog loj heev.
Cov roj tseem ceeb ua tau: carbon monoxide, hydrogen sulfide, methane, sulfur dioxide, chlorine, ammonia.
8. Chlor-alkali kev lag luam
Nyob rau hauv cov txheej txheem ntawm kev tsim cov chlor-alkali cov tuam txhab, yuav muaj cov tshuaj lom neeg, tsim kev puas tsuaj, nplaim hluav taws xob thiab txawm tias tawg tawg. Kev ruaj ntseg ntau lawm yog qhov tseem ceeb rau kev ciaj sia ntawm lub lag luam. Cov txheej txheem hydrochloric acid feem ntau suav nrog: hydrogen, chlorine → synthesis → txias → absorption → hydrochloric acid, thiab cov txheej txheem caustic soda feem ntau suav nrog: thawj ntsev → ntsev → pom → neutralization → ionic membrane electrolysis → caustic soda.
Feem ntau tsim gases: chlorine, hydrogen, vinyl chloride monomer, acetylene, ammonia thiab lwm yam tshuaj lom thiab flammable gases.
9. Cov tshuaj zoo
Kev lag luam tshuaj lom neeg zoo muaj feem cuam tshuam nrog tib neeg lub neej txhua hnub. Nws tseem ceeb npaum li kev tsim khoom noj thiab muaj feem xyuam rau kev ruaj ntseg hauv tebchaws. Yog li ntawd, kev lag luam tshuaj zoo yog ib qho ntawm cov kev lag luam hauv Suav teb. Thaum pib ntawm lub xyoo pua tshiab, kev lag luam tshuaj zoo raug pom zoo los ntawm Lub Xeev Kev Lag Luam thiab Kev Lag Luam Commission. Nws tau teev tseg raws li ib qho tseem ceeb ntawm txoj kev loj hlob, thiab ua kom muaj kev ruaj ntseg yog qhov tseem ceeb tshaj plaws ntawm kev lag luam tshuaj zoo.
Feem ntau tsim cov pa roj: cov pa roj, ammonia, chlorine concentration, methanol, acetone.
10. Aluminium kev lag luam
Tam sim no, txhuas nyob rau hauv lub ntiaj teb no yog tsim los ntawm electrolysis ntawm cryolite-alumina molten ntsev. Cov roj flue tso tawm thaum lub sij hawm txhuas electrolysis txheej txheem muaj xws li gaseous thiab khoom khoom. Cov pa tawm los ntawm ib txwm electrolysis yog sib xyaw ntawm carbon monoxide thiab carbon dioxide thiab ib qho me me ntawm cov roj fluoride. .
Feem ntau tsim cov pa roj: cov pa roj carbon monoxide, chlorine, hydrogen, carbon monoxide, carbon dioxide.
11. Agricultural tsev cog khoom
Zaub thiab txiv hmab txiv ntoo nyob rau hauv lub tsev cog khoom ua liaj ua teb yuav tso carbon monoxide, carbon dioxide, oxygen, thiab lwm yam. Yog hais tias cov concentration ntawm cov gases siab heev, cov nroj tsuag nyob rau hauv lub tsev xog paj yuav twv yuav raug hu tsis tau. Feem ntau, cov cuab yeej ntsuas roj no yuav tsum tau teeb tsa los xyuas seb cov roj concentration hauv tsev cog khoom siab dhau lawm. , seb nws puas tsim nyog rau kev noj qab haus huv ntawm cov nroj tsuag, yog tias cov concentration siab dhau lawm, cov neeg ua haujlwm yuav tsum tau ua qee yam kev ntsuas kom rho tawm cov roj uas muaj siab heev.
Feem ntau tsim cov pa roj: oxygen, carbon monoxide, carbon dioxide, thiab lwm yam.
12. Khoom noj khoom haus, txiv hmab txiv ntoo thiab zaub txias cia
Cov txiv hmab txiv ntoo thinning thiab zaub mov hauv qhov txias cia ua cua sov los ntawm kev ua pa, thiab lwm yam gases, xws li carbon dioxide thiab oxygen, yuav tsum tau ua. Qhov chaw txias txias yog qhov cua tsis zoo, thiab qhov kub thiab cov av noo siab dhau, ua rau cov pwm qub tuaj yeem sib ntxiv thiab tsim cov ntxhiab tsw los yog tsw.
Feem ntau tsim cov pa roj: carbon dioxide, oxygen, ozone, formaldehyde.
