2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Ib qho opto-isolator yog ib qho khoom siv hluav taws xob uas hloov hluav taws xob teeb liab ntawm ob qhov sib cais los ntawm kev siv lub teeb. Opto-isolators tiv thaiv qhov hluav taws xob siab los ntawm kev cuam tshuam rau lub kaw lus tau txais lub teeb liab.
Lub hom phiaj ntawm kev cais opto yog dab tsi?
Lub luag haujlwm tseem ceeb ntawm opto-isolator yog txhawm rau thaiv cov hluav taws xob siab thiab qhov hluav taws xob hloov pauv, kom qhov nce siab hauv ib feem ntawm lub kaw lus yuav tsis cuam tshuam lossis rhuav tshem lwm tus. qhov chaw.
Dab tsi yog opto cais relay?
Optically-isolated relays yog tus yam ntxwv los ntawm kev siv lub teeb emitting diode (LED) ntawm lawv cov tswv yim sab, MOSFETs ntawm cov zis sab thiab ib qho ntawm cov duab sensors nyob nruab nrab ntawm. Hauv kev ua haujlwm, tam sim no ntws los ntawm LED, uas tom qab ntawd tawm lub teeb.
opto tso zis yog dab tsi?
Ib optocoupler (tseem hu ua optoisolator) yog semiconductor ntaus ntawv uas tso cai rau lub teeb liab hluav taws xob xa mus ntawm ob lub voj voog sib cais. … Lub photosensor yog lub tso zis hluav taws xob uas kuaj pom lub teeb thiab nyob ntawm seb hom tso zis hluav taws xob, cov zis yuav yog AC lossis DC.
Yuav ua li cas opto coupler muab kev cais tawm?
Ib qho optocoupler ua tiav qhov kev sib cais no los ntawm coj cov cim qhia tias nws tau txais ntawm nws cov tswv yim thiab xa cov teeb liab siv lub teeb rau nws cov zis. Lub optocoupler txhais cov teeb liab ntawm nws cov tswv yim rau hauv lub teeb infrared siv lub teeb infrared emitting diode (LED).
Pom zoo:
Kev cais tawm txhais li cas ntawm reddit?
Quarantining. Hauv 2015, Reddit tau tshaj tawm txoj cai cais tawm kom mus xyuas qee qhov subreddits nyuaj dua. Kev mus ntsib lossis koom nrog lub subreddit raug cais tawm yuav tsum tau hla kev ceeb toom sai. Txij li xyoo 2018, subreddits tau tso cai rov hais dua lawv qhov kev cais tawm.
Kev cais tawm txhais li cas?
Kev cais tawm yog ib pawg ntawm cov kev cai txawv tebchaws uas tau tsim los ntawm cov thawj coj uas lees paub tias cov tebchaws muaj txiaj ntsig zoo tshaj plaws los ntawm kev ua haujlwm ntawm lwm lub tebchaws nyob deb. Tus neeg nyob ib leeg yog dab tsi?
Puas yog kev cais cais ua rau muaj kev tsov rog?
Sectionalism yog qhov laj thawj tseem ceeb ntawm Tebchaws Meskas Kev Tsov Rogvim tias nws yog ib qho tseem ceeb rau kev tsim lub neej yav qab teb nrog rau kev hloov pauv nws txoj kev coj noj coj ua, tsis yog qhov teeb meem ntawm kev ua cev qhev, uas tsuas cuam tshuam ib feem me me ntawm cov neeg sab qab teb.
Kev faib cais dua txhais li cas?
Ib chav kawm lossis rov faib dua, hauv kev suav nyiaj, yog ib phau ntawv sau npe hloov cov nyiaj los ntawm ib tus lej account mus rau lwm tus. Qhov no tuaj yeem ua tau los kho qhov yuam kev; sau tseg tias cov cuab tam mus sij hawm ntev lossis kev lav phib xaub tau dhau los ua tam sim no;
Kev cais tawm txhais li cas thaum lub sijhawm covid?
Kev cais tawm txhais li cas? Tsoom fwv siv cais tawm kom tsis txhob kis tus kab mob sib kis. Kev cais tawm yog rau tib neeg lossis pab pawg uas tsis muaj tsos mob tab sis raug mob. Kev cais tawm ua rau lawv nyob deb ntawm lwm tus kom lawv tsis txhob hnov qab kis rau leej twg.
