Dab tsi koj yuav tsum paub txog wireless charging

2024 Tus sau: Malcolm Clapton | [email protected]. Kawg hloov kho: 2023-12-17 03:58

Ntawm ib sab, tsis muaj cable tangle ntxiv. Ntawm qhov tod tes, muaj teeb meem nrog cov rooj plaub tuab thiab overheating ntawm lub smartphone.

Yuav ua li cas wireless charging tshwm sim

Xyoo 1820, André-Marie Ampere tau ua pov thawj tias hluav taws xob tam sim no tsim cov hlau nplaum, thiab xyoo 1831 Michael Faraday nrhiav tau txoj cai induction, uas tau los ua lub hauv paus ntawm niaj hnub wireless charging.

Xyoo 1888, Heinrich Hertz tau lees paub qhov muaj nyob ntawm electromagnetic teb. Nws txoj kev tshawb fawb tau pab Nikola Tesla xa lub zog hla qhov deb thawj zaug. Nws tshwm sim hauv 1893 ntawm Chicago World's Fair.

Txog rau thaum xaus ntawm lub xyoo pua 20th, ntau tus kws tshawb fawb tau sim nrog kev hloov pauv ntawm lub zog ntawm qhov deb ntawm ntau txoj hauv kev. Kev tshawb fawb tseem tab tom ua.

Kev txaus siab loj hauv kev them nyiaj wireless tsuas yog pib tom qab kev nthuav dav hauv cov khoom siv txawb hauv lub xyoo pua 21st.

Niaj hnub no, Wireless Power Consortium thiab AirFuel Alliance tab tom ua haujlwm rau qhov teeb meem no.

Dab tsi yog cov qauv kev them nyiaj wireless

Txhawm rau them lub xov tooj ntawm tes wirelessly, ob lub coils yog siv: ib qho hauv lub chaw them nyiaj, uas txuas nrog lub zog, lwm qhov hauv lub cuab yeej.

Thaum ib tug tam sim no tshwm nyob rau hauv thawj kauj, ib tug magnetic teb yog tsim nyob ib ncig ntawm nws, uas hloov nws mus rau lub thib ob.

Qhov chaw sib nqus tshwm sim vim yog siv cov khoom siv hluav taws xob ntau zaus. Nws yog hloov dua siab tshiab rau persistent thaum xa mus rau lub ntaus ntawv.

Nyob ntawm qhov zaus ntawm qhov tam sim no, sib nqus induction lossis magnetic resonance suav nrog hauv kev ua haujlwm.

Sib nqus induction chaw nres tsheb

Lawv kis tau lub zog nyob deb li ntawm 10 hli thiab siv qhov sib hloov tam sim no ntawm 100-357 kHz rau qhov no. Txhawm rau kom them lub xov tooj smartphone siv lub chaw nres tsheb zoo li no, nws yuav tsum txhawb nqa ntau zaus.

Lub teb sib nqus tsis nkag mus rau hlau, yog li kev them nyiaj wireless tsuas yog ua tau ntawm cov xov tooj smartphones nrog lub iav lossis yas rov qab vaj huam sib luag. Txawm li cas los xij, txawm tias cov ntaub ntawv tiv thaiv tuab tuaj yeem cuam tshuam nrog cov txheej txheem them nyiaj.

Qi thiab PMA wireless chargers ua haujlwm ntawm lub hauv paus ntsiab lus ntawm magnetic induction.

Qi

Txij li xyoo 2008, Qi tus qauv tau tsim los ntawm Wireless Power Consortium (WPC), uas suav nrog cov chaw tsim khoom ntawm Asmeskas, Europe thiab Asia. Nws cov lus qhia tshwj xeeb yog muaj rau pej xeem.

Tus qauv them nyiaj wireless no tau siv rau hauv iPhone 8 thiab Apple lub xov tooj tshiab tshiab, nrog rau txhua yam ntawm Samsung Galaxy S li tsib xyoos dhau los.

Cov tuam txhab Xiaomi, Huawei, LG, Sony, Asus, Motorola, Nokia, HTC kuj ua haujlwm nrog nws.

PMA

Lub Power Matters Alliance (PMA) tau koom nrog hauv kev txhim kho PMA tus qauv los ntawm 2012 txog 2015.

Nws muaj ntau dua hauv Tebchaws Meskas. Nyob ntawd nws tau txhawb nqa los ntawm tus neeg teb xov tooj AT&T thiab Starbucks kas fes saw.

Niaj hnub no, Power Matters Alliance hauv AirFuel Alliance tab tom tsim lwm hom kev them nyiaj wireless, AirFuel. Tab sis nrog rau Qi, tus qauv no tseem txhawb nqa los ntawm Samsung smartphones, suav nrog cov flagships tshiab kawg Galaxy S10, S10 + thiab S10e.

Sib nqus resonance chaw nres tsheb

Tsis zoo li cov chaw khiav hauj lwm ntawm kev sib nqus induction, lawv siv qhov zaus tam sim no mus txog 6, 78 MHz. Qhov no tso cai rau koj kom nthuav dav lub vojvoog them mus txog 40-50 mm.

Cov wireless chargers no kuj siv ib txheej ntawm ob coils. Tab sis lawv yuav tsis yog qhov sib txawv, yog li cov chargers tsis tas yuav tsum tau ua nyob rau hauv daim ntawv ntawm sawv los yog ntaub pua plag.

Wireless chargers ntawm Rezence thiab AirFuel cov qauv ua haujlwm ntawm lub hauv paus ntsiab lus ntawm magnetic resonance.

Rezence

Los ntawm 2012 txog 2015, Rezence tau tsim los ntawm Alliance for Wireless Power (A4WP).

Los ntawm kev nce qhov kev ncua deb, tus qauv tau muab tso ua lwm txoj hauv kev yooj yim dua rau Qi thiab PMA. A4WP tam sim no yog ib feem ntawm AirFuel Alliance thiab tab tom ua haujlwm ntawm AirFuel tus qauv.

Rezence tau txhawb nqa los ntawm cov tuam txhab tsim khoom Broadcom, Gill Electronics, Integrated Device Technology (IDT), Intel, Qualcomm, Samsung Electronics, Samsung Electro-Mechanics, thiab WiTricity.

AirFuel

Hom kev them nyiaj wireless no tseem tsis tau nkag mus rau ntau lawm. Nws lub peev xwm faib khoom tseem tsis tau paub meej, tab sis Huawei npaj yuav muab tag nrho nws cov smartphones nrog nws.

Lub AirFuel Alliance tau tsim cov qauv AirFuel, uas yuav yog qhov txuas ntxiv ntawm Rezence, txij li xyoo 2015.

Hauv kev xav, AirFuel tuaj yeem muab zais hauv qab lub rooj lossis lwm qhov chaw. Los ntawm nws, cov chaw nres tsheb yuav tuaj yeem ua haujlwm ib txhij nrog ntau yam khoom siv: smartphones, headphones, laptops.

Dab tsi koj yuav tsum paub txog lub zog ntawm wireless chargers

Wireless chargers txawv nyob rau hauv input thiab output zog: nws feem ntau yog li ntawm 5 mus rau 20 watts.

Nws theem yog qhia nyob rau hauv lub cev ntawm lub cuab yeej, nyob rau hauv lub thawv, nyob rau hauv lub official lub website ntawm lub chaw tsim tshuaj paus. Nws tseem tuaj yeem pom hauv kev tshuaj xyuas.

Qee lub tuam txhab qhia qhov voltage hauv volts thiab amperage hauv amperes es tsis txhob siv lub zog hauv watts. Lawv qhov tseem ceeb kuj qhia tias lub cuab yeej tuaj yeem them sai npaum li cas.

Them fais fab hauv watts = voltage hauv volts × amperage hauv amperes.

Wireless chargers tuaj yeem muab tau yam tsis muaj lub hwj chim adapter. Lawv cov tswv yim lub zog yuav tsum paub txhawm rau txhawm rau txiav txim siab qhov twg yog qhov tsim nyog rau lawv txoj haujlwm puv ntoob. Lub hwj chim ntawm cov qauv fais fab mov yog 5 W rau iPhone, 12 W rau iPad, thiab 25 W rau Galaxy S10.

Yog hais tias lub zog input txaus, lub cuab yeej yuav tsum xa cov zis siab tshaj plaws. Them ZMI WTX10 Wireless Charger tsim 18 W, dual dock Samsung EP-P5200 - 10 W, Apple-pom zoo them Belkin Boost Up Tshwj Xeeb Edition - 7.5 W.

Nyob rau tib lub sijhawm, koj yuav tsum nkag siab nrog dab tsi wireless charging lub zog koj lub smartphone ua haujlwm. iPhone 8, 8 Plus thiab X ntawm iOS 12 txhawb nqa 7.5W, iPhone XS, XR thiab XS Max, Galaxy S10 - 10W.

Txhawm rau txiav txim siab qhov kwv yees them ceev hauv cov xuab moos ntawm 0 txog 100%, koj kuj yuav tsum paub lub peev xwm ntawm lub xov tooj smartphone hauv watt-teev thiab coj mus rau hauv tus account qhov ua tau zoo (kev ua tau zoo) ntawm wireless charging - feem ntau 75-90%.

Them ceev hauv teev = roj teeb muaj peev xwm hauv watt-teev / them cov zis (lossis smartphone, yog tias tsawg dua) hauv watts / efficiency hauv% × 100%.

Nws yuav siv sijhawm tsawg kawg yog 1⅓ - 1⅔ teev kom them iPhone XS Max roj teeb ntawm 12.08 Wh siv ZMI WTX10 Wireless Charger. Nyob rau tib lub sijhawm, nws tuaj yeem txuas nrog lub network nrog tus qauv siv hluav taws xob.

Dab tsi koj yuav tsum paub thaum siv wireless charging

Yuav ua li cas rau nruab ib lub smartphone ntawm lub chaw them nyiaj

Muab koj lub xov tooj smartphone tso rau hauv lub chaw them nyiaj wireless lossis hauv qhov chaw muab los ntawm cov chaw tsim khoom.

Xyuas kom tseeb tias kev them nyiaj pib. Yog tias qhov no tsis tshwm sim, koj lub xov tooj smartphone tsis txhawb txoj kev hloov hluav taws xob, lossis koj siv rooj plaub uas tuab heev.

Yuav ua li cas kom tsis txhob overheating thaum lub sij hawm them nyiaj wireless

Koj lub xov tooj smartphone tau kub dua li niaj zaus thaum them nyiaj wireless. Txhawm rau kom tsis txhob overheating, nws tuaj yeem kaw lub zog xa mus ib ntus thaum lub roj teeb nce mus txog 80%.

Tsis txhob siv cov npog loj uas cuam tshuam nrog kev hloov pauv huab cua. Thiab tsis txhob tso cov khoom txawv teb chaws rau saum lub cuab yeej raug them. Nws yog qhov txaus ntshai los npog nws nrog ib daim ntaub uas yuav txwv tsis pub huab cua ncig.

Ntev npaum li cas lub smartphone tuaj yeem them wirelessly?

Lub smartphone tuaj yeem them wirelessly txhua hmo. Thaum tus nqi ntawm nws lub roj teeb mus txog 100%, kev hloov ntawm lub zog yuav nres.

Qhov tseem ceeb tshaj plaws, siv lub charger zoo, cable thiab fais fab mov kom tsis txhob muaj luv luv.

Koj yuav tsum yuav wireless charging hnub no?

Kev them nyiaj wireless yuav yog khoom plig zoo rau cov npoj yaig lossis tus khub lag luam, nws yuav coj nws qhov chaw ncaj ncees ntawm koj lub desktop hauv tsev lossis hauv chaw ua haujlwm.

Tab sis ua ntej yuav lub wireless charger, nco ntsoov ntsuas nws qhov zoo thiab qhov tsis zoo.

Qhov zoo

• Koj tuaj yeem tso koj lub xov tooj smartphone rau ntawm lub charger thiab nws yuav pib ua kom lub zog tam sim ntawd.
• Tsis tas yuav nrhiav ib lub cable nrog ib qho kev sib txuas (Lightning, microUSB, USB-C).
• Txo kev hnav ntawm lub hwj chim cables, cov chaw nres nkoj thiab cov khoom txuas.

qhov tsis zoo

• Kev them nyiaj wireless qeeb qeeb dua li kev them nyiaj wireless vim qhov ua haujlwm qis dua.
• Lub chaw nres tsheb them nyiaj tsis tshua muaj nyob hauv cov khoom siv, feem ntau koj yuav tsum yuav nws nyias.
• Koj tsis tuaj yeem siv lub smartphone tag nrho thaum them nyiaj.
• Yog tias koj ua yuam kev txav lub xov tooj smartphone dag ntawm qhov chaw nres tsheb, kev them nyiaj yuav nres.
• Cov rooj plaub tiv thaiv tuab thiab cov rooj plaub uas muaj hlau tuaj yeem cuam tshuam nrog kev them nyiaj wireless.
• Kev them nyiaj wireless tsis yog ib txwm yooj yim nqa nrog koj.

Wireless charging muaj ntau qhov tsis zoo tshaj qhov zoo hnub no. Thaum nws yog nyob rau theem pib ntawm txoj kev loj hlob, koj yuav tsum to taub meej txog qhov twg thiab thaum twg nws tsim nyog siv nws.

Lub wireless charger yog yooj yim ntawm lub desktop. Koj tuaj yeem muab tso rau ntawm lub rooj txaj txaj thiab muab koj lub smartphone rau ntawm nws ua ntej pw. Tab sis nws tsis yooj yim kiag li coj tus nqi ntawm kev mus ncig thiab siv nws ntawm kev mus.

Nrog kev txhim kho ntawm Qi thiab AirFuel cov qauv, wireless chargers yuav siv txhua qhov chaw. Tab sis rau qhov no, cov tuam ntxhab yuav tsum tau nthuav dav ntau yam, ua kom cov nqi them ceev thiab cuam tshuam nrog lwm qhov tsis txaus.