Vim li cas thiaj siv Mercury Wetted Slip Rings?
Mercury wetted rings hloov cov txhuam txhuam txhuam nrog cov kua mercury pas dej ua ke uas tswj cov molecular - qib sib txuas nrog cov hluav taws xob tiv tauj. Qhov kev tsim no muab kev tiv thaiv qis dua 1 milliohm-kwv yees li 10 mus rau 20 npaug qis dua li cov txhuam hniav ib txwm siv-thaum ua tiav kev ua haujlwm ntawm kev ua haujlwm txuas mus rau ib txhiab kev hloov pauv.
Qhov Kev Ua Tau Zoo Tshaj Plaws
Cov tsoos plam rings ntsib ib qho kev txwv tsis pub muaj: hlau txhuam txhuam tawm tsam cov nplhaib hlau tsim kev sib txhuam, hnav cov khib nyiab, thiab kev sib cuag tsis sib xws. Cov ntsiab lus tiv tauj hloov tsis tu ncua thaum txhuam txav raws lub nplhaib nto, ua rau muaj kev tiv thaiv tam sim ntawd sib txawv heev txawm nyob rau hauv hom - cov khoom tshiab.
Mercury wetted designs tshem tawm qhov kev hloov pauv no. Cov hlau ua kua ua ib qho kev sib txuas molecularly uas tseem nyob tas li tsis hais qhov kev sib hloov ceev lossis txoj hauj lwm. Qhov sib txawv ua qhov tseem ceeb hauv peb qhov kev ua tau zoo.
Hluav taws xob tiv thaiv thiab teeb liab kev ncaj ncees
Txhuam txhuam- hom slip rings pom thawj qhov kev tiv thaiv ntawm 10 mus rau 20 milliohms uas fluctuates thaum tig. Mercury wetted units tuav sub-milliohm tsis kam uas nyob tas mus li thoob plaws lub cuab yeej ua haujlwm.
Qhov no tseem ceeb rau cov teeb liab rhiab heev. Mercury wetted rings tuav lub teeb liab kev ncaj ncees nyob rau lub sij hawm, thaum txhuam versions degrade cov teeb liab raws li txhuam hnav accumulates. Cov ntawv thov uas muaj cov thermocouples, cov ntsuas ntsuas, lossis siab - cov ntaub ntawv zaus tsis tuaj yeem ua rau lub zog poob thiab lub suab nrov los ntawm kev sib cuag tsis sib xws.
Qhov ze ntawm - tus yam ntxwv tsis muaj hluav taws xob tsis zoo ua pov thawj tseem ceeb rau cov cuab yeej ntsuas thiab cov khoom sib txuas lus uas txawm tias me me cuam tshuam cuam tshuam cov ntaub ntawv ncaj ncees.
Kev ua haujlwm ntev tsis tu ncua
Txhuam hnav tsav lub voj voog txij nkawm rau cov hlua khi ib txwm muaj. Raws li cov txhuam hniav thiab cov nplhaib hnav, lawv tsim cov khoom siv plua plav uas tiv thaiv qhov chaw, ntxiv cov khaubncaws sab nraud povtseg thiab thaum kawg yuav tsum tau hloov cov khoom siv.
Mercury wetted rings rings ua tiav lub neej ua haujlwm txuas ntxiv mus rau ib txhiab txhiab kiv puag ncig, piv rau kaum lab rau txhuam-raws li tshuab. Raws li kev tswj hwm, cov cuab yeej no tau pom lub neej ntev tshaj li 1 billion kiv puag ncig, nrog qee qhov kev teeb tsa kev tshaj tawm tshaj 2 billion cycles.
Qhov tsis muaj lub cev hnav ntawm cov khoom sib xyaw ua kom tshem tawm cov txheej txheem ua tsis tiav. Mercury wetted designs yuav tsum tsis muaj kev saib xyuas, thaum lub tshuab txhuam hniav xav tau kev tshuaj xyuas thiab hloov ntawm kev lag luam- pom zoo ncua sij hawm ntawm 500,000 kiv puag ncig lossis rau lub hlis.
Rau cov ntawv thov ua haujlwm tsis tu ncua ntawm 100 RPM, qhov no txhais tau tias hloov txhuam txhua 83 hnub piv rau qhov tseem ceeb ntawm kev saib xyuas- ua haujlwm dawb. Qhov sib txawv ntawm tus nqi sib txawv-nrog rau kev ua haujlwm, lub sijhawm poob, thiab cov khoom hloov pauv- ua ntau ntau tshaj li kaum xyoo ntawm kev ua haujlwm.
Zero-Ntaus teeb liab kis
Txhuam- hom swb rings qhia cov suab nrov hauv hluav taws xob rau hauv cov teeb liab kis tau tus mob vim muaj kev hloov pauv hloov thaum lub sij hawm tig. Cov suab nrov hluav taws xob no tshwm sim raws li qhov hluav taws xob nce siab, poob qis, thiab cuam tshuam uas cuam tshuam cov ntaub ntawv tsis raug.
Mercury wetted swb rings kis nrog zero hluav taws xob suab nrov, ua rau tib lub cuab yeej los tswj ob lub zog thiab cov teeb liab kis tau yooj yim ib txhij. Qhov kev muaj peev xwm dual no ua kom yooj yim rau kev tsim qauv thiab txo cov khoom suav hauv kev sib hloov sib dhos.
Qhov kev cuam tshuam zoo tshwm sim hauv radar systems, qhov chaw teeb pom kev pom tseeb txiav txim siab ntau yam thiab qhov tseeb. Hauv kev siv aerospace thiab kev tiv thaiv, mercury wetted slip rings ua kom cov ntaub ntawv xa mus yam tsis muaj kev cuam tshuam lossis kev puas tsuaj - tsis yog - qhov yuav tsum tau sib tham rau lub hom phiaj - cov haujlwm tseem ceeb.
Daim ntawv thov -Tshwj xeeb zoo
Cov kev lag luam sib txawv ua qhov tseem ceeb rau cov yam ntxwv sib txawv. Mercury wetted rings hais txog cov kev sib tw tshwj xeeb thoob plaws ntau qhov chaw.
Medical Imaging Systems
CT scanners thiab MRI tshuab xav tau kev sib txuas hluav taws xob txhim khu kev qha ua ke nrog kev sib hloov tsis muaj kev cuam tshuam rau kev kuaj xyuas meej. Qhov txo qis hluav taws xob suab nrov thiab kev ua haujlwm zoo ib yam tiv thaiv kev degradation ntawm kev kuaj duab zoo.
Kev kho mob imaging systems ua haujlwm ntau txhiab teev ib xyoos ib zaug. Lub neej ntev thiab kev saib xyuas ntev dua -kev ua haujlwm pub dawb txo qhov kev pheej hmoo ntawm kev ua tsis tiav thaum lub sijhawm tus neeg mob cov txheej txheem- qhov kev txiav txim siab tseem ceeb uas lub sijhawm poob ncaj qha cuam tshuam rau kev saib xyuas neeg mob.
Industrial Automation thiab High -Speed Applications
Nyob rau hauv ib puag ncig uas cov cav tov ua haujlwm ntawm kev kub ceev uas xav tau kev tswj xyuas meej, cov kav ntev thiab kev ua haujlwm zoo ib yam txo qis qis qis thiab ua rau cov txheej txheem ntau lawm.
Ntim machinery thiab automated ntau lawm kab tsis tuaj yeem zam lub teeb liab cuam tshuam los yog txoj haujlwm yuam kev los ntawm hluav taws xob nrov. Qhov ruaj khov, qis-kev sib txuas ua kom ntseeg tau tias servo motors thiab sensors tau txais cov ntaub ntawv raug thoob plaws txhua lub voj voog kev sib hloov.
Mercury Slip rings tuav cov kev sib hloov ceev tau zoo, tswj xyuas cov yam ntxwv ua haujlwm uas cov tshuab txhuam hniav tsis tuaj yeem sib phim ntawm qhov siab RPMs.
Aerospace, Kev Tiv Thaiv, thiab Kev Sib Txuas Lus
Kev sib txuas lus satellite thiab radar systems yuav tsum muaj cov khoom siv hluav taws xob tsawg uas muaj peev xwm tuav cov ntaub ntawv ceev ceev. Lub neej ntev thiab suab nrov- cov yam ntxwv pub dawb ua rau mercury wetted slip rings zoo tagnrho rau lub hom phiaj- cov ntawv thov tseem ceeb hauv aviation, maritime, thiab kev tiv thaiv.
Lub teeb liab kev ncaj ncees tsis tuaj yeem raug cuam tshuam thaum xa cov ntaub ntawv telemetry los ntawm kev sib hloov cov kav hlau txais xov arrays lossis thaum tswj kev sib txuas lus los ntawm kev sib hloov satellite. Qhov kev ua tau zoo ntawm hluav taws xob zoo thoob plaws ntau lab tus kiv puag ncig muab kev ntseeg tau tias txhuam-raws li cov tshuab ua tsis tau.
Cua Zog Systems
Cua turbines xav tau lub nplhaib plam kom hloov lub zog tsim los ntawm kev txav cov hniav mus rau qhov chaw ruaj khov. Qhov qis-kev tu thiab siab- cov yam ntxwv ua tau zoo ua rau lawv zoo- haum rau daim ntawv thov no.
Cua turbines ua haujlwm nyob rau hauv ib puag ncig hnyav uas muaj kev txwv rau kev saib xyuas. Offshore installations ua rau niaj hnub tu tshwj xeeb tshaj yog kim thiab huab cua- nyob ntawm. Lub neej ntev kev pab cuam yam tsis muaj kev saib xyuas ncaj qha txo cov nqi khiav lag luam thiab txhim kho kev muaj nyob hauv.
Kev txiav txim siab thiab kev txwv
Mercury wetted rings xa cov kev ua tau zoo tshaj, tab sis lawv qhov kev siv yuav tsum tau paub txog cov kev txwv tshwj xeeb.
Kev Ua Haujlwm Kub Kub
Mercury solidifies ntawm kwv yees li -40 degree, tsim kom muaj kev txwv qis rau kev ua haujlwm kub. Feem ntau cov mercury rings ua haujlwm nyob rau hauv qhov kub ntawm -20℃rau +60 degree, txawm hais tias qee qhov txawv ntawm daim ntawv thov.
Qhov ntsuas kub no yuav tsum tau xav txog rau kev teeb tsa sab nraum zoov hauv huab cua huab cua lossis cov ntawv thov uas muaj qhov sib txawv ntawm qhov kub thiab txias. Mercury lub cev muaj zog tuaj yeem hloov pauv nrog qhov kub thiab txias, uas cuam tshuam rau kev ua haujlwm thiab kev ua haujlwm.
Kev nyab xeeb thiab ib puag ncig tuav
Mercury's neurotoxic cuam tshuam zoo -cov ntaub ntawv- txawm tias me me tuaj yeem ua rau muaj kev phom sij yog tias nqus tau, noj, lossis nqus los ntawm daim tawv nqaij. Kev noj qab haus huv tuaj yeem ua rau muaj teeb meem loj xws li paj hlwb thiab lub cev puas tsuaj.
Mercury-raws li lub nplhaib tsis tuaj yeem siv rau hauv kev tsim khoom noj, ua cov khoom siv tshuaj, lossis ib daim ntawv thov uas muaj kev pheej hmoo kis kab mob. Kev ua txhaum cai foob ua rau kev tso tawm mercury ua rau muaj kev phom sij rau kev noj qab haus huv tam sim ntawd thiab yuav tsum muaj cov txheej txheem ntxuav tshwj xeeb.
Kev tuav thiab pov tseg thov kom ua raws li cov qauv kev nyab xeeb, thiab txhua qhov lapses tuaj yeem ua rau cov nqi ua haujlwm nce ntxiv thiab sijhawm poob. Cov neeg tsim khoom lag luam daws cov kev txhawj xeeb no los ntawm cov khoom ntim hermetically tsim los tiv thaiv mercury raug thaum lub sijhawm ua haujlwm.
Txoj Cai Ua Raws Cai
Mercury yog tswj hwm los ntawm European Union Txoj Kev Txwv Cov Khoom Muaj Kev Nyab Xeeb (RoHS) cov lus qhia, txawm hais tias txoj cai tsuas yog siv cov khoom siv hluav taws xob thiab hluav taws xob. Mercury wetted rings tuaj yeem raug cai yuav thiab muag hauv Tebchaws Europe rau tsis yog -cov neeg siv khoom siv.
Cov koom haum uas siv mercury wetted rings yuav tsum ua raws li cov kev cai ib puag ncig uas siv tau thiab siv cov txheej txheem pov tseg kom raug thaum cov khoom siv mus txog qhov kawg - ntawm - lub neej.
Cov kev xaiv tshiab
Cov neeg tsim khoom tau tsim cov khoom lag luam uas tsis yog- mercury conductive kua uas tswj kev tiv thaiv qis thiab ruaj khov thaum xa cov txiaj ntsig zoo sib xws -. Cov kev xaiv no tau ua tiav ntau dua 500 lab kev hloov pauv hauv kev sim, mus txog qib kev ua tau zoo yav dhau los tsuas yog muaj los ntawm mercury-raws li kev tsim qauv.
Rau cov ntawv thov uas muaj mercury toxicity ua rau muaj kev pheej hmoo tsis txaus ntseeg, cov gallium -raws li thiab lwm yam khoom siv hlau ua kua muaj kev xaiv siv tau. Txawm li cas los xij, lawv sawv cev rau kev txhim kho tsis ntev los no, thiab ntev - cov ntaub ntawv kev ua haujlwm hauv cheeb tsam tseem txwv tsis pub piv rau mercury wetted designs 'xyoo caum- cov ntaub ntawv ntev.
Cov lus nug nquag
Kev tiv thaiv tiv thaiv cuam tshuam li cas tiag -kev ua haujlwm hauv ntiaj teb?
Kev tiv thaiv kev tiv thaiv ncaj qha cuam tshuam lub zog ua haujlwm thiab teeb liab zoo. Hauv 24-volt tswj qhov system, 20 milliohms ntawm qhov tsis kam ua rau 0.48-volt poob ntawm tsuas yog 24 amps-muaj peev xwm txaus los ua kom tswj tsis raug. Mercury wetted designs nrog sub-milliohm tsis kam tshem tawm qhov kev txhawj xeeb ntawm qhov kev poob siab, txawm tias nyob rau theem tam sim no.
Cov mercury wetted rings puas tuaj yeem tuav ob lub zog thiab cov ntaub ntawv ib txhij?
Yog lawm, qhov ze ntawm - xoom hluav taws xob nrov tso cai rau ib qho mercury wetted slip nplhaib kom xa lub zog thiab cov teeb liab rhiab los ntawm tib lub tsev. Cov txheej txheem txhuam hniav feem ntau xav kom muaj kev sib cais rau lub zog thiab cov teeb liab los tiv thaiv kev cuam tshuam.
Dab tsi txiav txim siab txog lub neej ua haujlwm tiag tiag hauv thaj chaw?
Lub neej expectancy nyob ntawm daim ntawv thov- tej yam tseem ceeb xws li kev co, kub, RPM, mounting eccentricity, thiab lwm yam. Kev txhim kho kom zoo nyob rau hauv cov chaw tsim khoom tshwj xeeb thiab qhov chaw muaj kev vibration tsawg kawg ua rau kev ua haujlwm siab tshaj plaws. Kev co ntau dhau los yog kev poob siab tam sim ntawd tuaj yeem txo qhov kev pab cuam lub neej lossis ua rau tsis ua tiav ntxov.
Yuav ua li cas mercury wetted rings piv rau tag nrho cov nqi ntawm cov tswv?
Thawj tus nqi yuav khoom tau nce siab dua li ib txwm slip rings, tab sis kev saib xyuas kev tshem tawm hloov pauv kev lag luam. Ib txoj kab ke ib txwm xav tau hloov txhuam txhua rau lub hlis dhau kaum xyoo ua rau muaj cov nqi sib tw tseem ceeb hauv cov khoom, kev ua haujlwm, thiab kev tsim khoom poob qis. Mercury wetted designs tshem tawm cov kev siv nyiaj rov ua dua txawm tias muaj kev nqis peev ntau dua.
Mercury wetted slip rings daws cov teeb meem engineering tshwj xeeb qhov kev txhuam cov pa -raws li kev tsim qauv luv luv. Kev sib xyaw ua ke ntawm sub-milliohm tiv thaiv kev tiv thaiv, ntau-billion kiv puag ncig lifespan, thiab xoom hluav taws xob nrov ua rau lawv muaj kev xaiv tsim nyog rau cov ntawv thov uas muaj teeb meem kev ncaj ncees, kev saib xyuas-kev ua haujlwm pub dawb, thiab ntev- lub sij hawm kev ntseeg tau ua pov thawj rau cov nqi pib thiab kev tuav pov hwm ntau dua.
Qhov kev txiav txim siab siv cov mercury wetted rings thaum kawg yog nyob ntawm seb daim ntawv thov cov txheej txheem yuav tsum tau ua li cas -tshwj xeeb nyob ib puag ncig cov suab nrov hluav taws xob, kev saib xyuas yooj yim, thiab kev ua haujlwm ntawm lub neej- ua raws li cov thev naus laus zis lub zog thaum lees txais nws cov kev txwv nyob ib puag ncig qhov kub thiab txias thiab cov txheej txheem tswj mercury.