Rau ntau qhov kev ua haujlwm siv nitrogen los ua kev tshem tawm lossis cov txheej txheem roj, ua tiav 99.99% purity los ntawm lub tshuab hluav taws xob nitrogen tsis yog qhov nyuaj tshaj plaws. Qhov kev sib tw tiag tiag yog tswj kom huv si tsis tu ncua. Ntau qhov chaw pom purity raws li qhov tshwj xeeb hauv thawj ob peb teev ntawm kev ua haujlwm, tsuas yog kom muaj kev hloov pauv tom qab ib hnub ntawm kev khiav, qee zaum poob qis dua 99.9%. Qhov no cuam tshuam ncaj qha rau cov khoom zoo lossis kev tiv thaiv kev nyab xeeb. Kab lus no muab kev tsim vaj tsev-raws li kev tshuaj xyuas ntawm cov xwm txheej tseem ceeb uas yuav tsum tau ua kom ruaj khov 99.99% purity, txhawb nqa ob qho tib si kev xaiv thev naus laus zis thiab kev saib xyuas txhua hnub.
Kev sib piv Precision ntawm Adsorption Cycle thiab Switching Valves
Siab viav vias adsorption (PSA) nitrogen tiam tso siab rau kev xaiv adsorption ntawm oxygen thiab nitrogen los ntawm cov pa roj carbon molecular sieves nyob rau hauv ntau qhov sib txawv. Ntawm 99.99% purity, cov ntsiab lus ntawm cov pa oxygen hauv qhov hluav taws xob hluav taws xob yog tswj hwm rau qhov chaw -ib - kaum- txhiab qib, ua rau lub sij hawm lub qhov rais rau adsorption thiab desorption nqaim heev. Teem lub sij hawm adsorption luv luv ua rau underutilization ntawm lub sieve. Teem nws ntev dhau lawm ua rau ntxov ntxov ntawm adsorption pem hauv ntej, cia cov pa oxygen sib tov rau hauv cov khoom siv roj.
Lub ntsiab lus tseem ceeb yog nyob rau hauv qhov sib xws ntawm valve switching action thiab sealing. Nrog kev ua haujlwm txuas ntxiv ntawm pneumatic lossis solenoid li qub, cov lus teb qeeb ntawm ob peb milliseconds tuaj yeem cuam tshuam lub sijhawm sib npaug. Ib qho teeb meem ntawm qhov chaw yog lub valve tsis kaw tag nrho, tso cai rau huab cua nkag thaum lub sij hawm sib npaug ntawm lub siab thiab ua rau muaj qhov purity poob sai sai. Tshaj li qhov pib lub sij hawm calibration, txheeb xyuas lub valve hloov ceev thiab sealing muaj peev xwm kwv yees li ntawm 5,000 teev ua haujlwm yog qhov tsim nyog rau kev tswj xyuas kev ruaj ntseg.
Carbon Molecular Sieve Packing Density thiab Fine Control
Molecular sieves yog consumables, tab sis ntau tus neeg siv overlook tias packing ntom ncaj qha txiav txim siab kev sib cais. Loose packing tso cai rau micro- kev co hnav ntawm cov khoom thiab tsim luv - cov kab hluav taws xob los ntawm cov pa roj. Tshaj - ntim ntim tuaj yeem tawg cov khoom siv sieve. Kev xyaum ua haujlwm feem ntau tswj qhov ceev ntawm 660-700 kg / m³, kom ntseeg tau tias muaj kev sib luag los ntawm cov txheej txheem vibratory packing.
Ib qho teeb meem zais ntau dua yog attrition lossis fining. Tom qab rov ua kom muaj zog thiab ua kom tsis muaj zog, cov khoom ntawm cov npoo tawg ua hmoov zoo. Cov hmoov no thaiv cov ntxaij vab tshaus, ua kom cov pa phem zuj zus ntxiv, thaum txo cov adsorbent zoo thiab ua kom lub sijhawm luv luv. Yog tias koj pom qhov tsis muaj purity poob qis tab sis lub sijhawm lub sijhawm qub, xav txog kev rho tawm qee cov khoom siv sieve los kuaj cov plua plav feem. Lub tshuab hluav taws xob zoo tsim tshwj xeeb rau kev tiv thaiv- ntsuas kev nplua lossis teeb tsa cov plua plav lim rau saum toj ntawm lub adsorption ntauwd - qhov no yog qhov tseem ceeb rau lub sijhawm ntev -99.99% kev ruaj ntseg.
Inlet Air Pre- kho thiab Compressed Cua Zoo
Qhov no yog qhov feem ntau saib tsis taus. Yog tsis txaus qhuav thiab huv si compressed cua ntws, 99.99% purity yog tsis yooj yim sua. Dej vapor sib tw rau qhov chaw adsorption, thiab qhov tseem ceeb tshaj, cov dej ua kua sai sai degrades molecular sieve nto. Cov ntaub ntawv kuaj pom tau hais tias kev pub mis compressed cua nrog cov av noo ntau tshaj 30% ntawm saturation tsis tu ncua rau 8 teev tuaj yeem txo qhov muaj peev xwm adsorption ntau dua 40%.
Cov kev xav tau yog qhov tseeb: inlet siab dew point Tsawg dua los yog sib npaug rau -40 degree, roj cov ntsiab lus Tsawg dua lossis sib npaug li 0.01 mg / m³, particle loj Tsawg dua lossis sib npaug li 0.01 μm. Tsis txhob xav tias lub tshuab ziab khaub ncaws txias ntxiv rau peb-theem pom ua haujlwm rau txhua yam mob. Nyob rau hauv lub caij ntuj sov, huab cua sov, ib qho ntxiv desiccant tshuab yog pom zoo. Tshaj li ib nrab ntawm cov xwm txheej qhia txog qhov tsis ruaj khov purity uas tsis muaj kev txheeb xyuas qhov tshwm sim thaum kawg rov qab mus rau qhov hloov pauv hauv huab cua zoo.
Flow Load thiab Buffer Design
Kev ruaj ntseg ntawm 99.99% purity muaj qhov cuam tshuam tsis zoo nrog cov roj ntws hloov pauv. Thaum qhov kev thov tam sim no tshaj li 80% ntawm lub tshuab hluav taws xob muaj peev xwm ntsuas, qhov kev tawm suab hauv cov pej thuam nce, thiab cov pa oxygen molecules tau ua ua ntej adsorbed. Muaj kev phom sij ntau zaus, kev thauj khoom loj loj - txhua qhov nce nrawm nrawm ua rau muaj qhov tsis huv ib ntus, qee zaum siv sijhawm li kaum feeb kom rov zoo.
Muaj ob txoj kev daws teeb meem: ua ntej, xam qhov nruab nrab thiab qhov siab tshaj plaws, khaws cia 20-30% npoo thaum qhov loj me. Thib ob, teeb tsa lub peev xwm loj txaus nitrogen buffer tank downstream kom du load cuam tshuam. Kev paub qhia tias qhov ntim ntawm lub tank ntim yuav tsum yog tsawg kawg ib -feem peb ntawm lub tshuab hluav taws xob ib -feeb tso zis. Qhov piv txwv no yuav tsum tau nce ntxiv thaum lub ntsiab lus - ntawm - siv tau muaj kev xav tau siab heev.
Kub cuam tshuam rau adsorption Equilibrium
Ntau qhov chaw tsis saib xyuas qhov kub thiab txias. Adsorption muaj peev xwm inversely cuam tshuam rau qhov kub thiab txias - rau txhua txhua 10℃nce, dynamic muaj peev xwm poob roughly 5-8%. Thaum qhov cua tsis zoo nyob rau hauv cov khoom siv chav ua kom qhov kub thiab txias ntawm 25℃mus rau 40℃nyob rau lub caij ntuj sov, purity ntawm tib lub sijhawm yuav poob ntawm 99.99% mus rau 99.95% lossis qis dua.
Ntau qhov hloov maj mam yog qhov kub ntawm qhov sib txawv hauv lub pej thuam. Qhov sib txawv loj ntawm qhov kub ntawm qhov hluav taws xob thiab cov phab ntsa ntauwd tsim thermal flow segregation, overloading ib sab ntawm lub sieve thaum underutilizing rau lwm yam. Cov qauv kev coj ua yog tswj cov huab cua kub ntawm 20-35℃thiab xyuas kom lub tshuab hluav taws xob tau teeb tsa hauv qhov dej- qhov cua lossis cua txias. Qhov ib puag ncig qhov kub thiab txias tsis tu ncua yog qhov tsis txaus ntseeg ua ntej rau kev ua haujlwm ruaj khov 99.99% - feem ntau sau rau hauv phau ntawv tab sis tsis tshua ua tiav.
Tsim nyog Regeneration thiab Pressure Equalization Strategy
Rau dual -twj tsim tsim, sib npaug ceev thiab zaus cuam tshuam ncaj qha cuam tshuam rau purity cuam tshuam thaum hloov. Kev nrawm nrawm dhau ntawm qhov sib npaug cuam tshuam rau txheej txheej sieve, ua rau lub sijhawm xoob sai thiab channeling. qeeb dhau txuas ntxiv tsis yog- lub sijhawm tsim khoom thiab txo cov kev ua haujlwm. Rau siab -purity 99.99% kev xav tau, ob- kauj ruam sib npaug tsim tau pom zoo: thawj kauj ruam ceev kom sib npaug feem ntau ntawm qhov sib txawv ntawm qhov sib txawv, ua raws li qib thib ob qeeb kom ruaj khov rau hauv kev faib tawm, ua kom purity fluctuations nyob rau hauv 0.01% thaum lub sij hawm hloov.
Nyob rau tib lub sijhawm, tso cai rau tsawg txaus - lub sij hawm siab desorption rau lub sieve. Qee qhov chaw ua kom luv luv cov kauj ruam rov tsim dua los txhawb cov nqi tsim khoom, ua rau cov pa oxygen molecules tsis txaus desorbed. Qhov tshwm sim yog thaum ntxov saturation nyob rau hauv lub voj voog tom ntej thiab sawtooth purity fluctuations. Nco ntsoov: ruaj khov 99.99% tsis yog los ntawm kev thawb cov cuab yeej siv zog, tab sis los ntawm kev muab txhua kauj ruam rau lub sijhawm txaus.
Yuav tsum muaj Kev Ntsuam Xyuas Online thiab Kev Tswj Xyuas Cov Lus Qhia
Qhov kawg tab sis tsis tsawg kawg: tsis muaj kev saib xyuas purity online, kev ruaj ntseg tseeb yog tsis yooj yim sua. Lub thermal conductivity lossis zirconia analyzer yuav tsum tau muab tso rau ntawm cov khoom siv roj, nrog nws cov teeb liab pub rau tus tswj kom kaw - txoj cai voj. Thaum purity poob qis dua qhov chaw pib, lub kaw lus cia li txuas ntxiv lub sijhawm adsorption lossis ceeb toom rau kev hloov lim dej thiab cov tshev valve. Qhov kev hloov kho muaj peev xwm ua tau zoo no yog qhov ncaj qha ntau tshaj li kev saib xyuas tau teem tseg.
Tus ntsuas tus kheej calibration tsim nyog saib xyuas. Ntau cov nroj tsuag yeej tsis calibrate lawv cov analyzer, ua rau kev nyeem ntawv deviations siab li 0.1-0.2%. Cov neeg ua haujlwm pom 99.99% thaum qhov tseeb purity twb poob ntawm spec. Calibrating lub analyzer txhua peb lub hlis nrog cov qauv roj - qhov kev nqis peev no yog negligible piv rau scrapping ib pawg ntawm cov khoom vim oxidation.
Sustaining 99.99% purity los ntawm lub tshuab hluav taws xob nitrogen tseem ceeb yuav tsum muaj kev sib koom ua ke ntawm tsib qhov ntev: huab cua ua ntej-kev kho mob, molecular sieve mob, kev tswj lub sijhawm, kev sib txuam, thiab qhov kub thiab txias. Qhov qhab nia 90% hauv ib qhov loj me tsis yog qhov nyuaj. Qhov nyuaj yog tswj hwm 90% lossis siab dua thoob plaws txhua qhov ntev ib txhij. Los ntawm xyoo ntawm kev paub dhau los, Shenger Gas tau pom tias cov kab ntau lawm khiav ruaj khov rau ntau xyoo sib law liag tsis tshua muaj vim cov khoom kim heev. Hloov chaw, nws yog vim tsis tsim nyog tsim thiab tshawb xyuas raws sij hawm tau siv rau txhua yam uas tau teev tseg saum toj no. Peb cia siab tias cov logic uas tau nthuav tawm ntawm no muab cov npe tshuaj xyuas zoo rau koj cov khoom siv nitrogen ruaj khov.
