Dab tsi yog qhov hluav taws xob actuator?
Dab tsi yog qhov zoo thiab qhov tsis zoo ntawm hluav taws xob actuators?
Dab tsi yog cov yam ntxwv ntawm hluav taws xob actuators?
Dab tsi yog daim ntawv thov teb ntawm hluav taws xob actuators?
Dab tsi yog qhov hluav taws xob actuator?
Taw qhia rau hluav taws xob actuators
Hluav taws xob actuators (electric actuators) kuj hu ua hluav taws xob valve actuators lossis hluav taws xob taub hau. Lawv raug hu ua kev lag luam sib txawv. Nyob rau hauv kev lag luam pipeline valve kev lag luam, lawv yog hu ua hluav taws xob valve actuators, thiab nyob rau hauv kev lag luam ntsuas, lawv hu ua hluav taws xob actuators (hluav taws xob actuators).
Valves yog cov cuab yeej tseem ceeb heev uas feem ntau siv hauv kev tswj kav kav dej. Cov hluav taws xob li qub feem ntau siv ntau dua li pneumatic, hydraulic thiab lwm yam khoom siv tsav vim tias lawv yooj yim nkag mus rau cov khoom siv hluav taws xob thiab feem ntau tsis muaj kev saib xyuas. Hauv lub sijhawm muaj kev lag luam, hluav taws xob li qub xav tau kev ntseeg siab dua thiab kev nyab xeeb. Kev nyab xeeb thiab kev ntseeg siab ntawm hluav taws xob li qub feem ntau yog nyob ntawm hluav taws xob actuators (electric actuators). Yog li ntawd, kev ua tau zoo, kev tswj xyuas qhov tseeb, kev ua haujlwm, thiab kev txawj ntse ntawm cov hluav taws xob actuators yog cov kev qhia dav dav ntawm cov txheej txheem ntawm cov hluav taws xob li qub. Yog li ntawd, ntxiv rau qee yam tseem ceeb uas yuav tsum tau xav txog thaum xaiv hluav taws xob actuators (hluav taws xob actuators), tsim nyog cov txheej txheem yuav tsum tau muab tso rau pem hauv ntej kom ua kom muaj nuj nqis ntawm hluav taws xob li qub.
Muaj ntau hom hluav taws xob actuators (electric actuators). Hluav taws xob actuators (hluav taws xob actuators) ntawm ntau hom thiab kev ua haujlwm tuaj yeem hu ua hluav taws xob li qub thaum sib txuam nrog li qub. Txawm li cas los xij, nyob rau hauv tus txheej txheem ntawm kev tsim thiab kev xaiv, tsuas yog cov kev txwv ntawm cov li qub tau them nyiaj rau, thaum cov kev xav tau ntawm cov hluav taws xob actuators tsis quav ntsej lossis tsis meej meej. Qhov no tsis tsuas yog ua rau cov hluav taws xob li qub tsis tuaj yeem ua si qhov kev ua tau zoo sib xws, tab sis kuj ua rau muaj teeb meem tsis tsim nyog thaum lub sijhawm teeb tsa, commissioning thiab siv, thiab tseem ua rau muaj teeb meem loj rau kev tsim khoom.
Dab tsi yog qhov zoo thiab qhov tsis zoo ntawm hluav taws xob actuators?
Pros ntawm Electric Actuators
Hluav taws xob actuators muaj qhov zoo ntawm kev yooj yim zog tau txais, ceev teeb liab kis tau tus mob ceev, kis tau tus mob nyob rau hauv ntev, yooj yim centralized tswj, siab rhiab heev, siab hluav taws xob hloov raug, yooj yim lag luam, thiab yooj yim installation thiab thaiv. Qhov tsis zoo yog tias nws cov qauv yog qhov nyuaj, qhov thrust me me, thiab qhov nruab nrab tsis ua haujlwm yog siab dua li ntawm pneumatic actuators. Nws yog qhov tsim nyog rau qhov chaw uas yuav tsum muaj kev tawg-pov thawj tsis siab thiab tsis muaj huab cua.
Cons ntawm Electric Actuators
Nws cov qauv yog qhov nyuaj, thiab muaj ntau yam ua tsis tiav. Ntxiv mus, vim nws txoj kev nyuaj, cov kev cai rau cov neeg ua haujlwm saib xyuas ntawm qhov chaw yog qhov siab. Lub cev muaj zog ua kom sov thaum nws khiav. Yog tias nws raug kho ntau dhau lawm, nws yooj yim ua rau lub cev muaj zog overheat. Nws muaj ob qho tib si thermal tiv thaiv thiab yuav ua rau kom hnav ntawm lub reducer. Tsis tas li ntawd, nws khiav qeeb, thiab nws yuav siv sij hawm ntev los tso tawm cov teeb liab tawm ntawm lub regulator, txav mus rau hauv txoj hauj lwm tsim nyog, thiab ua kom lub regulating valve teb. Qhov no yog lub luag haujlwm ntawm pneumatic thiab hydraulic actuators.
Dab tsi yog cov yam ntxwv ntawm hluav taws xob actuators?
Cov hluav taws xob actuator tuaj yeem siv nrog transmitters. Nws tseem tuaj yeem ua haujlwm damper daim hlau, npauj npaim li qub, pob li qub, thiab lwm yam kom ua tiav cov haujlwm hloov kho tsis siv neeg, lossis nws tuaj yeem siv ua ke nrog cov tshuab hluav taws xob ua haujlwm kom ua tiav cov chaw taws teeb tswj. Cov cuab yeej siv tau dav siv hauv kev hloov kho ntawm cov khoom lag luam xws li cov chaw tsim hluav taws xob, cov nroj tsuag steel, kev lag luam tshuaj, thiab kev lag luam teeb. Lub cuab yeej muaj peb hom kev tswj hwm: kev hloov pauv tas mus li, tswj chaw taws teeb tswj, thiab kev ua haujlwm hauv zos. Qhov ntsuas no tsim nyog rau cov roj uas tsis muaj corrosive, ambient kub ntawm -25 ~ 70, thiab txheeb ze av noo ntawm 95%.
1. Lub tshuab hluav taws xob actuator txoj hauj lwm transmitter siv lub siab-kev ntseeg siab sensor nrog kev daws teeb meem ntawm 1/250. Cov zis tam sim no hom II yog 0-10mA DC, thiab hom III yog 4-20mADC.
2. Lub peev xwm thauj khoom ntawm cov teeb liab tso tawm ntawm lub tshuab hluav taws xob actuator txoj haujlwm transmitter muaj zog, thiab lub peev xwm thauj khoom tsawg dua lossis sib npaug ntawm 750Ω
3. Cov neeg siv tuaj yeem xaiv qhov kev txwv tsis pub mus ncig, thiab nws yooj yim rau kev sib sau ua ke thiab debug, nrog rau qhov chaw raug thiab rov ua haujlwm zoo.
4. AC servo lub cev muaj zog muaj cov yam ntxwv ntawm lub valve lub cev muaj zog, nrog lub zog pib loj, thiab tuaj yeem tiv taus qhov pib nquag thiab lub sijhawm luv luv. Thiab nws yog nruab nrog ib tug nres.
5. Lub gearbox siv ib qho me me ntawm kev sib kis ntawm planetary iav, uas muaj qhov zoo ntawm qhov sib piv ceev loj, me me, lub teeb yuag thiab kev ua haujlwm siab.
6. Nws yog ua ke nrog ib tug ntse analog txoj hauj lwm transmitter thiab ib tug ntse hloov txoj hauj lwm transmitter los tsim ib tug ntse hluav taws xob actuator
7. Txoj haujlwm transmitter txais kev siv tshuab hluav taws xob sib xyaw ua ke, muaj lub zog siv hluav taws xob tsawg, qhov kub tsis tshua muaj siab, thiab cov yam ntxwv ntawm cov zis tam sim no. Lub teeb liab tso zis tuaj yeem yog 4-20mA (DC) lossis 0-10 mA (DC). Lub qhov (socket) txuas tau raws li tus qauv IP65.
Hluav taws xob actuators muaj kev ruaj ntseg zoo heev hauv kev siv thiab tuaj yeem ua lub luag haujlwm zoo hauv ntau qhov chaw. Lub ntsiab kom zoo dua yog tias lawv tuaj yeem ua ke nrog kev ruaj ntseg thiab kev nyab xeeb heev. Cov neeg siv tuaj yeem tsim raws li kev xav tsis tu ncua, uas tuaj yeem ua kom zoo dua ntawm kev siv lub zog thiab zam ntau yam xwm txheej tsis tau xav txog.
Dab tsi yog daim ntawv thov teb ntawm hluav taws xob actuators?
Hluav taws xob actuators yog kev sib xyaw ua ke ntawm cov actuators thiab tswj li qub hauv kev tswj tsis siv neeg. Nws txoj haujlwm hauv kev tswj tsis siv neeg yog kom tau txais cov teeb liab los ntawm cov tswj hwm lossis cov khoos phis tawj (DCS, PLC, thiab lwm yam) thiab kho cov dej ntws ntawm cov txheej txheem xov xwm raws li txoj haujlwm thiab cov yam ntxwv ntawm cov txheej txheem xov xwm hauv cov txheej txheem kav dej, kom cov khoom siv hluav taws xob tswj tau. tseem nyob hauv qhov ntau xav tau los ntawm cov txheej txheem ntau lawm.
Hluav taws xob actuators kuj yog ib qho tseem ceeb thiab tseem ceeb ntawm cov tshuab tswj tsis siv neeg. Nws txoj haujlwm yog kom tau txais kev tswj cov teeb liab xa los ntawm tus maub los, hloov qhov loj ntawm cov tswj nruab nrab, thiab yog li tswj hwm qhov sib txawv ntawm qhov yuav tsum tau muaj lossis qee qhov ntau.
Txawm hais tias thaum siv cov cuab yeej hluav taws xob lossis lub khoos phis tawj tswj hwm, pneumatic actuators tseem tuaj yeem siv tau ntev npaum li lub teeb liab hluav taws xob hloov mus rau cov qauv cua siab teeb liab ntawm 20-100kPa los ntawm lub tshuab hluav taws xob-rau-pneumatic lossis hluav taws xob-rau- pneumatic valve positioner. Cov hluav taws xob actuators muaj lub zog nkag tau yooj yim thiab cov teeb liab kis tau yooj yim, tab sis lawv muaj cov txheej txheem nyuaj thiab kev ua haujlwm tsis zoo tawg.
Hluav taws xob actuators feem ntau yog siv hauv peb qhov chaw hauv qab no:
1. Cov nroj tsuag muaj zog
Cov ntawv thov ib txwm muaj xws li:
(1) Kev siv hauv thermal fais fab kev lag luam
(2) Kev siv lub valve actuators hauv lwm lub zog lag luam
2. Cov txheej txheem tswj
3. Muaj automation
(1) Daim ntawv thov nyob rau hauv sulfur mine ntau lawm
(2) Daim ntawv thov ntawm potassium carbonate pipeline valve actuators
(3) Kev siv cov dej kho valve actuators
