Vim li cas thiaj tsis txhob rov nyob hauv qee cov ntawv thov

Jun 12, 2025 Tso lus

Why Avoid Relays in Certain Applications

 

Kev sib txuas yuav zoo saib muaj txiaj ntsig, tab sis lawv muaj kev txwv. Lawv cov chaw txav txav tawm thaum lub sijhawm, ua rau lawv tsis ntseeg tau. Kev tshawb fawb qhia tau tias qee yam kev mob, zoo li cov beta-band oscillations, tuaj yeem ua rau kev ua tau zoo ntawm kev ua yeeb yam. Qhov no yog qhov tseeb tshwj xeeb rau cov tshuab xav tau kev ntseeg siab. Ib qho ntxiv, cov tshuab tam sim no uas siv cov qauv me me feem ntau tsis muaj neeg raug. Qhov no ua rau lawv nyuaj siv rau cov haujlwm tiav. Yog tias koj xav tau nrawm, muaj zog, lossis txuag hluav taws xob, tsis txhob siv lub zog.

 

 

Tseem Ceeb Takaways

 

Kev xa qeeb qeeb vim lawvmuaj chaw txav. Lawv tsis zoo rau cov tshuab uas xav tau nrawm nrawm. Siv cov khoom siv-lub xeev rov qab lossis cov tshuab luam rau cov txiaj ntsig nrawm dua.

 

Rov qab coj tawm nrawm yog tias siv ntau. Qhov no tuaj yeem ua teeb meem nrog kev ntseeg tau. SOLD-INITIM ROG TOUNT TAS NRHO TAS NRHO THIAB TSIS TXHOB KHIAV, yog li lawv zoo dua rau cov tshuab tseem ceeb.

 

Kev xa khoom loj thiab hnyav, uas tsis zoo rau cov chaw me me. Xaiv cov me me thiab cov kev xaiv sib dua zoo li cov khoom siv-lub xeev rov qab lossis cov neeg ua haujlwm rau kev ua tau zoo dua.

 

Xa cov hwj chim ntau dua cov kev xaiv tshiab, uas nkim zog. Solid-State Rippays lossis transisters txuag lub zog thiab pab roj teeb ntev dua.

 

Kev muab nqi ntau dua hauv cov haujlwm loj vim tias lawv yog qhov nyuaj thiab xav tau upkeep. Solid-State Rippays lossis digital cov khoom siv tsawg dua thiab ua haujlwm tau zoo dua.

 

 

Tsis txhob siv breaks thaum ceev yog qhov tseem ceeb

 

Do Not Use Relays When Speed is Critical

 

 

Vim li cas relays yog qeeb dhau rau kev hloov ceev

 

Rov qab siv cov chaw txav mus los tswj cov voj voog. Cov ntu no siv sijhawm los txav, ua rau qeeb. Yog tias koj lub cev xav tau hloov nrawm, cov qeeb qeeb tuaj yeem yog qhov teeb meem loj. Piv txwv li, hauv cov kev tswj kom muaj zog lossis cov khoom sib txuas lus ceev, txawm tias me me qeeb tuaj yeem ntxhov cov khoom.

 

Relays tseem hnav nrog kev siv nquag. Lawv txoj kev txav txav qeeb qeeb thaum lub sijhawm thiab tej zaum yuav tsum tsis ua haujlwm. Qhov no ua rau lawv tsis zoo rau cov haujlwm xav tau ceev thiab ntseeg tau. Txhawm rau zam cov teeb meem, tsis txhob siv breaks nyob rau hauv cov xwm txheej zoo li no.

 

 

Zoo dua xaiv:Khoom-Lub Xeev Relaysthiab transistors

 

Solid-State Ribays thiab Transistors Hloov Hluav Taws Xob Ntau nrawm dua li ncua. Solid-State Rip tsis muaj chaw txav chaw, yog li lawv ua haujlwm tam sim ntawd. Lawv tseem nyob ntev dua vim tias lawv tsis hnav.

 

Cov transistors yog txawm sai dua thiab yoog tau yooj yim. Lawv tuaj yeem hloov mus rau microseconds, ua rau lawv zoo rau digital ncig thiab cov khoom siv fais fab. Ob txoj kev xaiv tau nrawm dua thiab muaj zog dua li Relays. Rau kev hloov nrawm, cov no yog cov kev xaiv zoo dua.

 

Tswv yim:Txheeb xyuas koj lub cev nrawm yuav tsum tau ua haujlwm. Txog cov haujlwm sai, ruaj khov-lub xeev rov qab lossis cov transistors feem ntau yog qhov zoo tshaj plaws xaiv.

 

 

Tsis txhob siv rippays rau kev ntseeg siab thiab ntev

 

Vim li cas kev rov qab caij dhau sijhawm

 

Rov qab siv cov chaw txav mus los tswj cov voj voog. Cov khoom no hnav thaum lawv tsiv. Txhua qhov hloov ua rau muaj kev ntxhov siab rau cov neeg xa khoom xa tuaj. Sij hawm dhau mus, kev ntxhov siab no ua rau lawv qeeb qeeb thiab tsis tshua ntseeg siab. Yog tias koj lub cev xav tau haujlwm zoo txhua lub sijhawm, qhov no yog qhov teeb meem loj.

 

Hloov pauv feem ntau ua rau rov ua rau kev hnav sai dua. Piv txwv li, hauv cov cav lossis cov tshuab automated, kev caij tsheb yuav hloov txhiab lub sijhawm txhua hnub. Qhov hnyav no siv luv luv lawv lifespan sai. Kev kho lossis hloov hloov tau tsim nyog, ua rau qeeb thiab cov nqi siab dua. Txog cov tshuab yuav tsum tau ntev kev ntseeg tau ntev, rov yug dua tsis yog qhov kev xaiv zoo tshaj plaws.

 

 

Ruaj khov-lub xeev rov qab ntev dua

 

Solid-State Ribays (SSRS)muaj zog thiab ntev dua. Tsis zoo li rov qab nrog txav chaw, SSRS siv hluav taws xob hloov hluav taws xob. Tus qauv no zam tsis txhob hnav thiab kua muag. Txawm hais tias muaj kev siv hnyav, SSRS nyob ntseeg tau thiab ua tau zoo.

 

Kev tshawb fawb qhia pom SSRs ntev tshaj li Electromechanical Relays (EMRS). EMRS tuaj yeem ua haujlwm rau ob peb txhiab mus los mus ncig, tab sis SSRs tuaj yeem lis lab. Lub neej ntev dua txhais tau tias kev kho dua tshiab thiab zoo dua kev ua tau zoo. Thaum SSRS nqi ntxiv thaum xub thawj, lawv txuag tau nyiaj dhau lub sijhawm vim tias lawv ntev dua.

 

Nco tseg:Txog cov tshuab yuav tsum tau muaj kev cia siab ntau, cov khoom siv hluav taws-lub xeev yog qhov kev xaiv sib haum xeeb. Lawv ua haujlwm zoo dua thiab txo qis txoj hauv kev ntawm kev poob qis.

 

 

Tsis txhob siv rippays nyob rau hauv qhov chaw thiab hnyav-txwv tsim

 

Do Not Use Relays in Space and Weight-Constrained Designs

 

Vim li cas kev rov qab loj heev thiab hnyav

 

Kev faib loj dua cov kev xaiv tshiab. Lawv muaj cov khoom siv tshuab, coils, thiab cov neeg hu, uas ua rau lawv loj. Hauv cov phiaj xwm me xws li cov khoom siv Portable lossis cov dav hlau, xa rov qab siv ntau chav. Lawv qhov hnyav ntxiv ntxiv rau load ntxiv, uas tsis zoo rau cov qauv tsim uas txhua gram tseem ceeb.

 

Kev xa tawm tsis zoo rau cov tshuab me me, lub teeb yuag. Piv txwv li, drones thiab hluav taws xob tsheb xav tau cov khoom teeb kom ua haujlwm zoo dua. Hnyav rov qab tuaj yeem txo lawv qhov kev ua tau zoo. Yog tias koj tus qauv tsim yuav tsum yog kev sib txuas thiab lub teeb, kev ncua npe tsis yog txoj cai xaiv.

 

 

Kev me me thiab teeb ci dua

 

Cov kev xaiv tshiab tshiab yog cov me dua thiab sib dua dua li relays. Solid-State Ribays (SSRS) thiab cov neeg sau npe siv cov electronics es tsis txhob txav chaw. Qhov no ua rau lawv sib zog dua thiab siv sijhawm tsawg dua.

 

Piv txwv li, tus neeg hu EV200aaa yog me me tab sis muaj zog. Nws txuas ntxiv mus txog 900 volts thiab 500 amps. Nws tseem tuaj yeem nres 2000 Amps ntawm 320 Volts DC, uas rov qab ua tsis tau. Nws cov kev tiv tauj ntxiv cov khoom lag luam me, xws li 2 amps ntawm 30 volts dc lossis 3 amps ntawm 125 volts A. Cov nta no ua rau nws xaiv muaj zog thiab kev xaiv sib luag.

 

Siv SSRS lossis cov neeg sib cuag txuag qhov chaw thiab qhov hnyav tsis tas yuav poob. Cov no zoo rau cov qauv tsim uas loj thiab qhov hnyav yog qhov tseem ceeb.

 

Tswv yim:Xav txog ntau npaum li cas qhov chaw thiab hnyav koj qhov project tso cai. Cov kev xaiv me me tuaj yeem muab cov txiaj ntsig zoo dua hauv cov chaw sib nrug.

 

 

Tsis txhob siv rippays nyob rau hauvCov ntawv thov high-zaus

Do Not Use Relays In High-Frequency Applications

 

Vim li cas kev rov qab tawm tsam nrog cov ntsiab lus siab tshaj plaws

 

Kev xa tawm tsis zoo rau cov cim siab-zaus. Lawv cov chaw txav ua rau qeeb thiab tsis raug. Qhov no ua rau lawv tsis zoo rau cov tshuab uas xav tau kev tswj lub teeb liab. High-zaus cov cim hloov pauv sai heev. Kev xa tawm tuaj yeem tsis tuaj yeem tiv thaiv cov kev hloov pauv no, ua teeb meem.

 

Piv txwv li, kev ncig khiav tawm muaj cov voltage thiab kev hloov tam sim no nyob rau 1 txog 5 microseconds. Repays yog qeeb dhau los tswj cov kev hloov nrawm no. Kev nce qib sai sai, uas tshwm sim hauv 1 txog 2 milliseconds, kuj txav nrawm nrawm rau kev ncua. Txawm tias cov teeb meem tseem ceeb taw qhia los ntawm cov khoom lag luam qis lossis hauv Inverter-raws li yuav tsis meej pem. Lawv feem ntau tsis ua raws li cov phiajcim pom tseeb hauv cov xwm txheej no.

 

Hom phiajcim hom

Nws txhais li cas

Ncig Tebchaws Vuag (Tws)

Tam sim ntawd hluav taws xob thiab tam sim no hloov nyob rau hauv 1 txog 5 μS.

Kev nrawm nrawm ntau

Cov hluav taws xob nrawm thiab cov kauj ruam tam sim no hauv 1 txog 2 ms.

Feem ntau qhov ntau

Voltage thiab cov kev hloov pauv tam sim no los ntawm cov khoom lag luam qis-inertia lossis inverter-based.

 

Yog tias koj lub kaw lus siv cov ntsiab lus siab ntau zaus, tsis txhob ncua sijhawm. Lawv tuaj yeem ua mob thiab txo kev cia siab.

 

 

Cov kev xaiv zoo dua: RF Hloov thiab Mosfets

 

RF hloov thiab mosfets ua haujlwm zoo dua rau cov haujlwm ntau zaus. RF hloov pauv siv cov khoom siv hluav taws xob siab los daws cov cim nrawm tsis muaj ncua. Lawv khaws cov paib qhia meej thiab ua haujlwm zoo hauv cov tshuab xav tau precision.

 

Mosfets, lossis hlau-oxide-semiconductor teb-cuam tshuam trantors, yog qhov zoo rau kev siv high-zaus. Lawv hloov mus sai thiab muaj kev tiv thaiv tsawg. Qhov no ua rau lawv zoo tag nrho rau kev mus ncig ua si thiab kev nce nyiaj sai. Mosfets tseem txuag lub zog, uas muaj txiaj ntsig rau kev tsim lub hwj chim-rhiab.

 

Ob lub RF hloov thiab mosfets sai dua thiab txhim khu kev txhim khu kev ntseeg dua li kev rov qab. Lawv tuav cov cim zoo dua thiab teb sai dua. Rau cov tshuab ua haujlwm siab, cov no yog cov kev xaiv zoo tshaj plaws.

 

Tswv yim:Txheeb xyuas koj cov phiaj xwm kev xav tau. RF hloov thiab mosfets zoo dua rau kev nrawm, cov haujlwm tseeb.

 

 

Tsis txhob siv rippays nyob rau hauv lub zog-ntsiav tshuaj

 

Vim li cas Relays siv zog ntau dhau

 

Xa kev cia siab rau cov kev xaiv tshiab dua tshiab. Lawv muaj cov kauj uas ib txwm xav tau hluav taws xob ua haujlwm. Qhov no tas li siv zog ua rau lawv tsis zoo rau txuag lub zog. Piv txwv li, cov relay siv txog 1.3va ntawm lub hwj chim. Txawm tias lub nra tsawg tshaj plaws los ntawm nws cov kev sib tiv tauj siv 10mW hauv 10V Circuit.

 

Cov lej no qhia tau li cas regays lub zog, tshwj xeeb tshaj yog nyob hauv cov kab ke uas khiav txhua lub sijhawm.

 

Yog tias koj xav tau lub zog txuag hluav taws xob, kev yug menyuam tsis yog qhov kev xaiv zoo. Cov cuab yeej zoo li Smart cov tsev lossis cov roj teeb uas muaj peev xwm siv hluav taws xob tsawg tsawg. Relays, nrog lawv cov hwj chim tas li, tsis haum rau cov qauv tsim no.

 

 

Zoo dua cov kev xaiv hluav taws xob tsawg

 

Zog txuag hluav taws xob feem ntawm cov chaw uas siv lub zog tsawg dua tab sis tseem ua haujlwm tau zoo. Solid-State Ribays (SSRS) thiab cov transistors yog cov kev xaiv zoo. SSRs tsis muaj chaw txav chaw, yog li lawv nkim tsawg zog. Lawv kuj xav tau lub hwj chim tsawg dua los hloov hluav taws xob, ua rau lawv zoo meej rau txuag lub zog.

 

Cov transistors tau zoo dua ntawm txuag lub zog. Lawv hloov cov hluav taws xob nrog lub zog me me thiab ua haujlwm nrawm. Piv txwv li, hauv cov ntoo lossis cov khoom siv iot, tranitors txuag lub zog tsis muaj kev ua tau zoo.

 

Siv cov kev xaiv cov kev xaiv hauv zog thiab pab roj ntev dua. Lawv kuj txiav cov nqi hauv cov dej num loj. Yog tias txuag hluav taws xob tseem ceeb, hla kev rov qab. Xaiv cov niaj hnub, cov hluav taws xob tsawg.

 

Tswv yim:Kuaj seb koj lub zog xav tau ntau npaum li cas. Hloov mus rau cov chaw txuag hluav taws xob tuaj yeem txhim kho kev ua tau zoo thiab cov nqi txiav.

 

 

Tsis txhob siv rov qab nyob hauv cov ntawv thov them nqi

 

Vim li cas thiaj hais tau nqi ntau dhau hauv cov phiaj xwm loj

 

Kev xa tawm tuaj yeem ua rau cov phiaj xwm loj dua. Lawv muaj ntau qhov chaw siv tshuab, uas raug nqi tsim qauv tsim thiab tsim. Piv txwv li, analog tshuab siv vaj huam sib luag xav tau kev cai kev cai tsim qauv thiab ua haujlwm ntau kom sib sau ua ke. Qhov no tsa cov nqi. Kho cov nqi ntxiv tseem raug nqi ntau vim tias cov khoom qub hnav tawm thiab yog qhov nyuaj kho.

 

Tus nqi yam

Kev Tswj Lub Tshuab Ntsig

Cov Kev Tswj Xyuas Cov Tshuab

Tus nqi loj hlob

Siab vim yog cov qauv tsim qauv thiab cov qauv kev cai.

Qis dua vim yog software cov cuab yeej thiab reusable code.

Cov nqi tsim khoom

Kim vim muaj ntau seem thiab kev sib dhos ntawm phau ntawv.

Pheej yig dua nrog kev sib ncig circuits thiab cov txheej txheem sau ua lus.

Tu nqi

Siab dua vim hais tias kev laus thiab lo qhia tawm.

Txo nrog yooj yim hloov tshiab thiab ua-hauv kev kuaj mob.

 

Cov phiaj xwm loj feem ntau xav tau ntau relays, ntawv tso cai, thiab khoom siv ntxiv. Txhua relay ntxiv rau tag nrho tus nqi, tshwj xeeb tshaj yog thaum saib xyuas ntau yam khoom siv. Kev npaj tsis zoo tuaj yeem ua rau kev saib xyuas thiab cov txiaj ntsig ploj.

 

Txhua lub sensor xav tau nws tus kheej relay ntaus ntawv.

 

Cov ntawv tso cai xav tau rau txhua qhov kev nkag mus.

 

Cov txheej txheem tsim kho muaj suav nrog cov servers, software, thiab cov khoom zoo li cov ntsiav tshuaj.

 

Cov nqi npaj zoo yog qhov tseem ceeb kom zam cov teeb meem no. Yog tsis muaj nws, txoj haujlwm yuav mus siv peev nyiaj thiab poob nyiaj.

 

 

Cov kev xaiv pheej yig rau txuag nyiaj

 

Txhawm rau kom txuag tau nyiaj, siv lwm txoj kev hloov ntawm Repay. Solid-State Ribays (SSRS yog cov digital cov kev xaiv zoo dua. SSRs tsis muaj chaw txav chaw, yog li lawv raug nqi tsawg dua los ua thiab kho. Cov tshuab siv digital siv software thiab circuits, uas pheej yig dua thiab yooj yim dua hloov tshiab.

 

Piv txwv li, digital systems cia koj rov siv cov lej thiab kev ntsuas tsim ua ntej tsim tsa. Cov nqi kev txo qis no thiab nrawm li cas cov haujlwm. Kev sib dhos ua ke kuj tseem txiav cov nqi, ua cov digital lub tshuab ib qho kev xaiv ntse rau cov phiaj xwm loj.

 

Hloov mus rau cov kev xaiv txuag tau nyiaj thiab txhim kho kev ua tau zoo. Yog tias koj qhov project muaj kev siv nyiaj txiag kom nruj, tsis txhob ncua sijhawm. Siv SSRS lossis cov digital rau cov txiaj ntsig zoo dua.

 

Tswv yim:Saib ze ze ntawm koj tus nqi. Kev xaiv cov khoom pheej yig dua tuaj yeem pab koj txuag tau nyiaj thiab khwv tau nyiaj ntau.

 

Kev xa tawm tuaj yeem pab tau, tab sis lawv muaj cov teeb meem. Lawv qeeb, hnav tawm sai sai, thiab nkim zog. Lawv qhov loj me thiab qhov hnyav ua rau lawv tsis zoo rau cov qauv tsim me me. Relays tseem poob nrog cov cim qhia sai, yog li lawv tsis zoo rau cov ntsiab lus siab. Yog tias koj txoj haujlwm xav tau txuag nyiaj lossis ua haujlwm zoo, tsis txhob muaj kev ncua. Hloov chaw, xav txog kev siv cov khoom siv-lub xeev rov qab lossis cov chaw nres tsheb. Cov no muaj zog dua, ua tau ntev dua, thiab txuag hluav taws xob. Lawv kuj raug nqi tsawg dua lub sijhawm thiab pab koj lub cev ua haujlwm zoo dua.

 

 

Cov FAQ

 

Vim li cas thiaj pheej pheej yig dua rau cov nrawm?

 

Rov qab siv cov chaw txav mus los hloov cov voj voog. Qhov no siv sijhawm thiab ua rau lawv qeeb dhau rau cov haujlwm sai. Solid-State Rippays lossis Trantors ua haujlwm nrawm dua thiab muaj kev ntseeg siab rau cov tshuab ceev.

 

 

Vim li cas thiaj rov qab tawg nrawm dua li cov chaw-lub xeev?

 

Repays muaj cov seem uas txav thiab hnav nrog kev siv. Txhua lub tes hloov ntxiv kev ntxhov siab, uas ua rau lawv lub neej luv. Cov-lub xeev ntu tsis muaj cov khoom txav, yog li lawv kav ntev dua.

 

 

Vim li cas thiaj rov qab pov tseg lub zog hauv lub zog tsis muaj zog?

 

Kev ncua sij hawm yuav tsum muaj hwj chim tas li kom lawv cov kauj tsheb kauj vab. Qhov siv hluav taws xob no, ua rau lawv tsis zoo rau kev txuag hwj chim. Solid-State Rippays thiab trantors siv tsawg zog thiab zoo dua rau cov qauv tsim hluav taws xob tsawg.

 

 

Vim li cas thiaj rov qab them tus nqi ntau dua hauv cov haujlwm loj?

 

Relays xav tau cov qauv tsim qauv thiab siv sijhawm los tsim. Kho lawv kuj raug nqi ntau vim tias lawv hnav tawm ntau zaus. SOLD-INSIT RIPAYS THIAB DIGITY SYSTAGE TSEEM CEEB THIAB TAS NRHO.

 

 

Vim li cas thiaj li rov qab loj heev rau cov qauv me me?

 

Kev pub loj yog loj vim yog lawv cov khoom siv tshuab. Lawv qhov loj thiab qhov hnyav ua rau lawv tsis zoo rau cov khoom me xws li drones. Cov-lub xeev xa khoom thiab cov neeg sib cuag yog qhov kev xaiv me dua thiab sib dua.