Dɛn ne LED akanea no hann a ɛhyerɛn no?

Light-emitting diode (LED) akanea no wɔ nneɛma pii a ɛma kanea a ɛyɛ papa na ahobammɔ wom ba. Asɛm no bɛka mfiri ahorow a ɛwɔ adesuakuw yi mu no su atitiriw ho asɛm, a nea ɛka ho ne sɛ wɔde nea etwa to no bɛtoto atetesɛm mu akanea a ɛhyerɛn ho, na ɛde nyansahyɛ ahorow nso bɛma wɔ LED akanea a wɔbɛpaw ama ofie no ho.

Dɛn ne hann a ɛhyerɛn?

Hann a ɛhyerɛn yɛ honam fam dodow a ɛkyerɛ tumi dodow a ɛwɔ “hann” a ɛwɔ mframa a ɛne no hyia no mu. Hann tumi nso yɛ ahoɔden a ɛfa ahunmu bi wɔ bere pɔtee bi mu.

Sɛ yɛbɛka no tiawa a, hann a ɛsen yɛ adwene a ɛkyerɛ hann dodow a fibea bi de ba (wɔ asɛm no nhyehyɛe mu no, eyi yɛ hann afiri), ne sɛnea saa mframa a ɛsen yi fi adi na ɛkyekyɛ wɔ ahunmu.

Ahoɔden a hann no mu yɛ den ne ɔkwan bɛn so na wosusuw?

Sɛ wɔresusuw kanea mfiri ahorow ho na wɔde toto ho a, wɔde ade a ɛte sɛ nea wɔde susuw hann no te sɛ lumen di dwuma. Eyi ne ade titiriw a wɔde susuw ade a efi fibea bi mu ba, hann a ɛsen. Saa bere yi nyinaa, ɛyɛ mfomso sɛ kanea ho abenfo ne wɔn a wɔde di dwuma nyinaa de adwene a ɛne sɛ “hyerɛn” no bɛsɔ kanea ho mfiri ahwɛ. Saa asɛmfua yi nyɛ mfomso nko, na mmom ebetumi nso ayɛ nea ɛdaadaa, titiriw bere a ɛfa LED akanea ho no.

Amanneɛ kwan so akanea a ɛhyerɛn no ma hann sɛnkyerɛnne no fã kɛse a ɛtrɛw sen biara, bere a LED akanea “kata” ne fã ketewaa bi pɛ a “ɛyɛ bruu” no so no. Nanso bere koro no ara mu, bere a ɛma ahoɔden a ɛbɛyɛ sɛ wɔde toto ho no, LED fibea no hyerɛn kɛse.

Ɛdefa LED akanea ho no, ɛtɔ mmere bi a wɔde adwene a ɛne sɛ “hann” di dwuma (a ɛkyerɛ ahoɔden a hann de hwe ase wɔ soro no). Kanea a wogye tom ne lux (lx).

Afiri ne nnyinasosɛm a ɛma LED akanea yɛ adwuma

LED akanea a wɔde yɛ kanea no yɛ soronko wɔ akyi nkutoo, emu nhyehyɛe a ɛwɔ mfiri ahorow mu no bɛyɛ sɛ ade koro. Hann no nam LED ahorow so na ɛba tẽẽ, a dodow, tumi ne ne kɔla ahorow no gu ahorow gyina mfonini no so.

Nnyinasosɛm a ɛma LED kanea no yɛ adwuma no gyina sɛnea wɔdan anyinam ahoɔden a ɛsesa no, denam anyinam ahoɔden kwan so, ma ɛbɛyɛ nea ɛkɔ so daa, a ɛma ahwehwɛ a ɛrehyerɛn no nya aduan ankasa so.

Ofie LED kanea afiri no wɔ nneɛma a edidi so yi:

• Diffuser no yɛ hemisphere soronko bi a ɛma apete no yɛ kɛse na ɛbɔ hann no pete pɛpɛɛpɛ. Ɛgyina nhwɛso no so no, wobetumi de plastic a ɛyɛ matte, transparent anaasɛ translucent ayɛ saa ade yi (nea ɛka ho ne mfiri a ɛma hann, baabi a wɔde ade titiriw bi a ɛma hann di dwuma).
• LED ahwehwɛ no ne nnɛyi LED kanea no nnyinaso. Won dodow betumi ayɛ soronko fi biako kosi dumien pii – egyina sɛnea wɔayɛ, nsusuwii, tumi, ɔhyew a ɛwɔ mfonini pɔtee bi mu no kɛse so. Ɛyɛ LED ahwehwɛ no su na ɛkyerɛ nneɛma atitiriw a ɛwɔ afiri no mu ne sɛnea ɛbɛkyɛ, efisɛ sɛ chip biako mpo di huammɔ a, wobetumi atow kanea no agu.
• Printed circuit board – wɔ ne yɛ mu no, wɔde aluminium alloy soronko bi a wɔayɛ no anodized di dwuma, a ɛma wotumi ne radiator no di nkitaho yiye, na ɛma ɔhyew no sɛe.
• Heatsink no yɛ aluminium ade a wɔayɛ no soronko a ɛma wotumi yi ɔhyew fi ahwehwɛ no mu yiye. Beae a radiator no yi ɔhyew fi hɔ no kɔ soro esiane mprɛte pii a ɛwɔ saa element yi nipadua no so nti.
• Ofirikafo no yɛ ɔmansin no fã titiriw, a sɛ ɛnyɛ saa a, anka LED ahwehwɛ no bɛhyew kɛkɛ. Unit no siesie, ɛtew so na ɛma mains voltage no gyina. Remote ne built-in drivers wɔ hɔ – ofie LED kanea mfiri dodow no ara wɔ mfiri ahorow a aba foforo a wɔde ahyɛ kanea dan no mu tẽẽ.
• Capacitor yɛ radio-mfiridwuma fã bi a ɛka ho no ma voltage ripples a wɔde ma LED matrix no yɛ mmerɛw.
• Polymer nnyinaso a ɛwɔ nnyinaso fã no yɛ ɔdan mu ade a ɛho hia a ɛbɛbɔ afiri no nipadua ho ban afi anyinam ahoɔden a ɛbɛsɛe ne obi ho afi anyinam ahoɔden a ɛbɛbɔ no ho bere a ɔresakra kanea no.
• Plinth – a ewo switching fã a ɛma nkitahodie kɔ mains no so. Mpɛn pii no, wɔde kɔbere a wɔde nikel adura ho na ɛyɛ nnyinaso no, na ɛma wotumi de ho to so sɛ ɛbɛka ne ho na ɛko tia nsɛe.

Ɛfata sɛ yɛka sɛ wɔ LED mfiri ahorow mu no, nea ɛnte sɛ atetesɛm mu akanea a ɛma hann no, beae a ɛma ɔhyew kɛse no gyina emu so. Esiane eyi nti, LED kanea no hwehwɛ sɛ ɛma onwini a etu mpɔn wɔ mu, a wɔde di dwuma wɔ ɔkwan a ɛte sɛ radiator a ɛma onwini so.

Su atitiriw a ɛwom

Wɔ akwan pii so no, LED mfiri korɔn sen akanea a ɛhyerɛn ne hann afoforo. Wɔ LED akanea ho mfiridwuma mu nsusuwii ahorow du du pii mu no, wobetumi ahu nsonsonoe titiriw pii.

LED kanea tumi

Wɔ LED afiri no tumi ase no, wɔkyerɛ anyinam ahoɔden a ɛde di fi ntam no. Nea ɛbɛyɛ na ayɛ mmerɛw ama nea ɔde di dwuma no sɛ ɔbɛfa kwan so no, wɔakyerɛ kanea a ɛrehyerɛn a ɛne no sɛ no wɔ LED kanea no nneɛma a wɔde ahyɛ mu no so.
Saa bere yi nyinaa, ɛsono sɛnea mfiri a ɛte saa a ɛne no sɛ no yɛ adwuma yiye. Wɔwɔ hann ne hann a ɛma hann no yɛ soronko.

Apete a ɛwɔ anim

Hann a ɛhyerɛn a ɛwɔ ofie LED akanea mu no apete wɔ anim a ɛyɛ 60° – 340°. Wɔde mfiri a ɛwɔ radiation nhyehyɛe a ɛntrɛw pii di dwuma wɔ spot lighting, zoned lighting ho nhyehyɛe mu. Wɔde mfiri a ɛwɔ anim a ɛtrɛw a ɛbɔ apete di dwuma de hyehyɛ kanea a ɛwɔ hɔ nyinaa. Angle a ɛso sen biara a wɔde petepete no wɔ hɔ ma akanea a LED nhama wom. Ade a ɛkyerɛ sɛnea mfiri yi te no ne atetesɛm mu akanea a ɛma hann no hyia.

Wɔbɔɔ hann a ɛhyerɛn

Kanea afiri no hyerɛn, anaasɛ sɛ yɛbɛka no yiye a, hann dodow a efi mu ba no, wɔde parameter bi te sɛ “luminous flux”, sɛnea yɛaka dedaw no, a wɔsusuw wɔ lumens mu no na ɛkyerɛ. LED kanea a ɛyɛ lumens 400 no bɛyɛ sɛ ɛne kanea a ɛyɛ hyew a ɛyɛ watt 40 yɛ pɛ. Wɔ nneyɛe mu no, su bi wɔ hɔ sɛ wɔn a wɔyɛ LED mfiri no hyɛ da bu saa su yi ma ɛboro so. Wobetumi ahu parameters a ɛbɛn ankasa ama mfiri pɔtee bi denam nea efi sɔhwɛ ahorow a wɔde wɔn ho mu ba no a wɔbɛhwehwɛ mu no so.

Ɔhyew a ɛyɛ kɔla ahorow

Kanea a ɛyɛ hyew a wonim no yiye no ma hann kɔkɔɔ a ɛyɛ mmerɛw a ɛyɛ anigye ba, na ne kɔla hyew bɛn 2750 Kelvin (K). Nea ɛne eyi hyia no, LED kanea a ne kɔla hyew yɛ pɛ no bɛma hann a ɛbɛn atetesɛm kanea no sen biara. Wɔ fã kɛse no ara mu no, LED mfiri ahorow no wɔ kɔla hyew a ɛyɛ 3000 K – a ɛyɛ fɛ yiye ma aniwa, nanso hann fitaa kakra. Kanea a ɛwɔ indicator a ɛyɛ 3000 – 4000 K no fata ma office ahorow. Mfiri a wɔde kanea a ne kɔla hyew yɛ 5000 K anaa nea ɛboro saa no fata ma adan a wɔde di dwuma nkutoo.

Ripple factor a ɛma obi yɛ ade

Saa su yi fa kanea mfiri nyinaa ho. LED mfiri a ɛyɛ papa no wɔ ripple factor a ɛba fam koraa, a ɛba fam sen akanea a ɛma hann no mpɛn 3 kosi 5. Sɛnea saa sɛnkyerɛnne yi kyerɛ no, wɔma kwan ma wɔde LED mfiri di dwuma wɔ beae biara. Wɔ akanea a ne bo nyɛ den mu no, mpɛn pii no wɔnkyerɛ ripple coefficient no, nanso, ɛnyɛ den sɛ wɔde fon no mfoninitwa afiri bɛhwɛ sɛnea flicker no mu yɛ den no. Sɛ asorɔkye wɔ hɔ a, wotumi hu nsensanee tuntum wɔ ɔyɛkyerɛ no so.

Tumi a ɛne no sɛ

Wɔ LED kanea a wɔde ahyɛ mu no so no, mpɛn pii no, wɔde parameter bi te sɛ tumi a ɛne kanea a ɛrehyerɛn wɔ no yɛ pɛ nso wɔ hɔ. Sɛ nhwɛso no, ebetumi ayɛ nsɛm a ɛkyerɛ sɛ LED afiri no wɔ tumi a ɛyɛ 5 W, a ɛne kanea a ɛhyerɛn ahoɔden a ɛyɛ 40 W yɛ pɛ. Ɛnyɛ ahonim kɛse manufacturers betumi ayɛ anifere wɔ asɛm yi parameters, enti wɔkamfo kyerɛ sɛ nea edi kan koraa no, wohwɛ su a ɛwɔ LED kanea no hann no mu.

Adwumayɛ mu ahoɔden

Nnɛyi LED akanea no ahoɔden a wɔde yɛ adwuma a wɔahyɛ da ayɛ no yɛ 220 V (ma anyinam ahoɔden a ɛyɛ daa) ne 12 V (a wɔde di dwuma wɔ anyinam ahoɔden a wɔde ma mu). Nea etwa to no de AC ne DC ahoɔden nyinaa yɛ adwuma. Nanso, sɛ akanea yi bi fi anyinam ahoɔden a ɛsesa mu a, ebia ɛwɔ ripple factor a ɛkɔ soro dodo a epira aniwa no.

Kɔla nkyerɛase index

LED afiri bi spectral color rendering index no yɛ soronko bere a wɔde toto kanea a ɛhyerɛn ho no. Ɛwɔ kɔla bruu fã bi kɛse. Kɔla nkyerɛase index (Ra), a mfiri no yɛfo no akyerɛ no, kyerɛ sɛnea kɔla ahorow no nyinaa dodow yɛ pɛ. Luminous flux a ɛwɔ index a ɛba fam (a ennu 80 Ra) no nyɛ anigye mma aniwa no. Incandescent akanea ne owia hann wɔ saa sɛnkyerɛnne yi wɔ ɔmantam no mu 97 – 98 Ra, high-quality LED akanea no boro 80, ankorankoro mfonini – 90 units. Wɔ nneyɛe mu no, spectral color rendering index no yɛ nea wɔn a wɔyɛ no binom hyɛ da bu akontaa ma ɛboro so: sɛ wɔkyerɛw gu Ra – 80 a wɔde ahyɛ mu no so a, ebetumi ayɛ 75 anaa nea ennu saa mpo.

Hann a wɔde di dwuma

LED akanea dodow no ara ne mfiri a ɛma hann a wɔayɛ sɛ ɛbɛsakra kanea a wɔde hyɛ mu no hyerɛn no nyɛ adwuma. Nanso, wobetumi ahu LED kanea wɔ gua so a ɛwɔ dimmer unit a wɔde ahyɛ mu dedaw, anaasɛ wɔwɔ hokwan sɛ wɔbɛboa akyi dimmers ama incandescent akanea anaasɛ wɔayɛ no titiriw ama diode mfiri.

Ɔhyew ne ɔhyew awo ntoatoaso

LED no hann no kyerɛ ɔkwan biako so, bere a ɔhyew no kɔ ɔkwan foforo so. Esiane eyi nti, ɛsɛ sɛ wɔma LED kanea no mu yɛ nwini denneennen. Nea ɛbɛyɛ na wɔayɛ eyi no, wɔde radiator ahyɛ kanea afiri no mu.

Ntotoe su ahorow a LED mfiri ne incandescent akanea ho

Sɛ wopɛ sɛ wode LED mfiri ne akanea a ɛhyerɛn toto ho a, ɛsɛ sɛ wohwɛ pon titiriw bi so. Sɛnea wubetumi ahu no, nsonsonoe a ɛwɔ tumi a wɔde di dwuma wɔ mfiri ahorow yi a ɛwɔ hann ahoɔden koro no ara mu no yɛ kɛse.

Nanso nokwarem no, 5W LED fixture ne 40W incandescent kanea bɔlɔb nsɛ. LED afiri bi hann betumi ayɛ nea ɛne lumens 400 ntam kwan ware ankasa a egyina nneɛma pii so. Sɛ nhwɛso no, eyi yɛ matte case, “ɛwe” tumi a ofirikafo no de ma no fã bi, anyinam ahoɔden nneɛma afoforo, ne nea ɛkeka ho.

Hann a ɛba

Nneɛma a ɛho hia sen biara a ɛwɔ dan no mu kanea nhyehyɛe no ho akontaabu mu no mu biako ne hann a efi afiri a wɔde ahyɛ so no mu ba. Wɔsusu saa su yi wɔ Lumens / Watts mu. Wɔ akanea a ɛhyerɛn mu no, hann a ɛba no fi 8 kosi 10 lm/W. Wɔ LEDs mu no, parameter no fi 90 kosi 110 Lm / W, na wɔ mfonini ahorow a ɛkorɔn mu – efi 120 kosi 140 Lm / W. Sɛ yɛhwɛ hann a ɛba no a, LED kanea ahorow no ye sen akwan foforo a wɔfa so yɛ no mpɛn 8-10.

Ɔhyew a ɛkɔ soro

Sɛ wode LED ne atetesɛm mu akanea a ɛma hann toto ho a, ɛsɛ sɛ wosusuw sɛnea ɔhyew no kɔ so no ho. Glass bulbs a ɛwɔ incandescent akanea mu no yɛ hyew kodu 230 – 240 degrees Celsius, bere a LED kanea a ahoɔden wom no tumi yɛ hyew kodu digrii 45 a ɛboro so. Esiane eyi nti, nea etwa to no nyɛ ogya a asiane wom na wobetumi de ahyɛ dan biara mu, a ɛnte sɛ akanea a ɛhyerɛn, a wɔmfa nni dwuma, sɛ nhwɛso no, nnua a wɔde ayɛ adan mu.

Asetra mu bere

Su titiriw a ɛka mfaso a ɛwɔ LED ahorow so ho asɛm. LED matrix tumi yɛ adwuma nnɔnhwerew 40,000, bere a kanea a ɛhyerɛn ntaa ntra nnɔnhwerew apem, a ɛkame ayɛ sɛ ɛba fam mpɛn 40. Sɛnea ɛbɛyɛ a wɔbɛyɛ atɛntrenee no, ɛsɛ sɛ yɛhyɛ no nsow sɛ sika a ɛkɔ soro saa no fi LED nneɛma a ɛyɛ papa a efi wɔn a wɔyɛ nneɛma a wonim wɔn yiye hɔ no mu. LED ahwehwɛ a ne bo nyɛ den no wɔ nneɛma a ɛba fam koraa.

ɛso

Kanea a ɛyɛ adwuma yiye yɛ adwene a ɛkyerɛ hann dodow a ɛba bere a wɔde toto ɔhyew a efi afiri no mu ba no ho. Saa su yi a ɛwɔ LED mfiri ahorow mu no bɛn 90%, bere a, te sɛ akanea a ɛhyerɛn no, wobu akontaa sɛ adeyɛ a mfaso wɔ so no yɛ ɔha biara mu nkyem 7-9. Ɛho nhia sɛ yɛbɛka sɛnea LED kanea mfiri ahorow no yɛ nea ɛho nhia pii bere a wɔde toto nea wɔde di dwuma wɔ amanne kwan so ho no.

Boɔ

Asɛmmisa a akyinnyegye wom kɛse ne dɛn na mfaso wɔ so kɛse sɛ wɔde bedi dwuma: diode akanea anaasɛ akanea a ɛhyerɛn? Ɛmfa ho nokwasɛm a ɛyɛ sɛ kan no bo yɛ den wɔ ɔkwan a ɛyɛ kɛse so no, wɔn bere a wɔde yɛ adwuma nyinaa boro bere a wɔde di dwuma wɔ ɔkwan a ɛto so abien no so koraa. Na sɛ yesusuw ade bi te sɛ ahoɔden a wɔkora so ho a, atetesɛm akanea nni hokwan biara koraa. Nanso, wɔ nneyɛe mu no, nneɛma mu nna hɔ pefee saa. LED afiri, te sɛ akanea ahorow afoforo no, betumi adi huammɔ ntɛm sen ne nkwa nna dodow (sɛ nhwɛso no, bere a ahoɔden no rekɔ soro anaasɛ ɔhyew resakra no). Nea ɛka ho no, ɛhyerɛn ntɛmntɛm, enti mpɛn pii no ɛsɛ sɛ wɔn a wɔde di dwuma no tɔ LED akanea foforo na wɔde hyɛ mu.

Nneɛma a atwa yɛn ho ahyia no fã bi

Nnuru a ɛyɛ hu ɔha biara mu nkyem kakraa bi na ɛwɔ LED akanea a wɔagye atom no mu. Wɔn te sɛ akanea a ɛhyerɛn no, enhia sɛ wɔtow gu wɔ ɔkwan titiriw bi so. Nanso eyi nkyerɛ koraa sɛ ɛsɛ sɛ wɔtow mfiri a ne bere atwam no ka ofie nwura afoforo ho. Sɛ nhwɛso no, wobetumi de kanea mfiri ahyɛ mmeae titiriw a wɔboaboa ano.

Afotusɛm a Wɔde Paw LED Bulb

LED kanea pa a wobɛpaw no nyɛ adwuma a ɛyɛ mmerɛw. Ɛtɔ mmere bi mpo a, efi wɔn a wɔyɛ nneɛma a wɔagye din wɔ wiase nyinaa hɔ no, nhwɛso ahorow bi wɔ hɔ a ɛwɔ nnyigyei a ɛbɔ kɛse anaasɛ hann a ɛba no mu nsusuwii ahorow a wɔabu ho akontaa dodo sɛ wɔde toto gyinapɛn ahorow ankasa ho a. Nyansahyɛ ahorow a edidi so yi gyina osuahu a mfaso wɔ so a wɔn a wɔde di dwuma no nya ne nea efi abenfo a wɔde wɔn ho mu ba no so. Ɛsɛ sɛ LED kanea pa di nneɛma a edidi so yi so:

• ripple factor – a ennsen 30%;
• kɔla nkyerɛase – index 80 ne nea ɛboro saa;
• luminous flux level – ne bo a ewo hann a ewo kanea a ehyeren mu no hyia;
• kanea a wogye tom – a ennye digrii 50;
• sɛ ɛho hia a, mmoa ma switch ahorow a ɛwɔ indicator;
• se ehia a – mmoa ma dimming.

Nea ɛka ho no, ɛrenyɛ nea ɛho nhia sɛ wode w’adwene besi nsɛm a edidi so yi so:

• Fa wo nsa hyɛ kanea no hann ase. Sɛ were no wɔ kɔla a ɛyɛ fitaa a, afiri no de LED ahorow a ɛwɔ kɔla a wɔde kyerɛ ase no sua na edi dwuma.
• Sɛ wuhu sɛ wɔakyerɛw din sɛ “no ripple” wɔ ade no so mpo a, eyi nkyerɛ sɛ flicker nni hɔ koraa. Ɛda adi kɛse sɛ ne bo no wɔ 5% mu.
• Sɛ ɛbɛyɛ yiye sɛ wobɛsɔ kanea no a, twe adwene si smartphone mfoninitwa afiri a wɔasɔ no so. Sɛ woanhu nsensanee biara a, LED fixture no wɔ pulsation level a ɛba fam.
• Fa fountain pen bi hyɛ kanea a wɔasɔ no anim. Sɛ ade no bu mmɔho abien anaa abiɛsa a, fibea no wɔ nnyigyei a ɛkɔ soro.
• Wobetumi de hann mita application soronko a ɛwɔ wo Android smartphone so ahwɛ LED kanea no hyerɛn.
• Ntɔ ade a da a wɔde bɛma no yɛ mfe 3 anaa nea ɛboro saa. Ɛyɛ papa sɛ wobɛpaw ɔkwan a ɛyɛ nnɛyi de kɛse.
• Paw LED kanea a ɛwɔ warranty bere tenten (mfe 3-5).
• Yɛsrɛ sɛ fa wo krataa a wode gye sika no sie sɛnea ɛbɛyɛ a sɛ ɛho hia a wubetumi asan de ade no aba anaasɛ wobɛsesa.

LED akanea yɛ soronko wɔ classic incandescent akanea ho wɔ su pii mu. Wɔn mu nea ɛho hia sen biara ne tumi, apete anim, hann a ɛsen, kɔla hyew ne ripple factor. Sɛ worepaw LED kanea a, ɛsɛ sɛ wohwɛ hann ne ɔhyew a efi afiri no mu ba, ne warranty bere, efficiency, equivalent power, operating voltage ne color rendering index nso so.