Sɛ́ ɔkwan titiriw a wɔfa so trɛw nsɛm mu wɔ nnɛyi nkurow akɛse mu no, wɔde abɔnten so LED a wɔde kyerɛ nneɛma, a ɛhyerɛn kɛse, ɛtrɛw a wotumi hwɛ ade, ne mfaso a ɛwɔ nneɛma a wɔde kyerɛ a ɛyɛ nnam so no di dwuma kɛse wɔ aguadi ho dawurubɔ, kar akwan akwankyerɛ, ɔmanfo nsɛm a wɔkyekyɛ, ne nnwuma afoforo mu. Nanso, sɛnea ɛyɛ den sɛ wɔde besisi hɔ na wɔasiesie no ka wɔn nkwa nna ne sɛnea wɔda no adi no tẽẽ. Saa asɛm yi kyerɛkyerɛ akwan titiriw a wɔfa so de abɔnten LED kyerɛ no mu wɔ nhyehyɛe kwan so fi mfiridwuma mu, a ɛfa beae a wɔpaw ne nhyehyɛe, adansi nhyehyɛe, nhyehyɛe a wɔde besisi hɔ, ne da biara da nsiesie ho akwan horow ho, a ne botae ne sɛ ɛbɛma adwumayɛfo a wɔyɛ adwumaden no ho nkyerɛkyerɛmu ama nnwuma mu adwumayɛfo.
Nyansahu mu Beae a Wɔpaw ne Nneɛma a Atwa Yɛn Ho Ahyia Ho Nhwehwɛmu
Beae a wɔde abɔnten LED display besi no hwehwɛ sɛ wosusuw kanea a atwa ho ahyia, kar dodow, ne ɔdan mu adesoa-soa tebea ho yiye. Nea edi kan no, kwati mmeae a owia hann tẽẽ (te sɛ afasu a ɛhwɛ owia). Fa hann mita susuw hann a atwa ho ahyia no na hwɛ hu sɛ ɔyɛkyerɛ no hann (a ɛtaa yɛ Kɛse sen anaasɛ ɛne 5000 nits yɛ pɛ) no wɔ 3:1 ne hann a atwa ho ahyia no nsusuwii na ama woatumi ahu. Nea ɛtɔ so mmienu, ɛsɛ sɛ beaeɛ no wɔ akyirikyiri firi nnwinnadeɛ a ɛtaa sɛ anyinam ahoɔden ntwitware mu (te sɛ high-voltage substations) na wɔma baabi a ɛdɔɔso ma ɔhyew a ɛbɛsɛe (kwan a wɔkamfo kyerɛ sɛ ɛyɛ Greater than anaa ɛne 1 mita a ɛda akyi ne ɔfasu no ntam). Bio nso, ɛsɛ sɛ ɔdan no dan no gyina ɔyɛkyerɛ no mu duru (bɛyɛ kilogram 30-50 wɔ mita ahinanan biara mu) ne mframa nhyɛsoɔ adesoa (mframa a ɛko tia no kɛseɛ sene anaa ɛne no yɛ pɛ 12) ano. Sɛ ɛho hia a, ɛsɛ sɛ ahyehyɛde a ɛyɛ adwumayɛfo de yɛ nhyehyɛe mu ahobammɔ ho nhwehwɛmu.
Structural Design ne Nneɛma a Wɔde Sisi Hɔ
1. Kabinet ne Mmoa Nhyehyɛe
Mpɛn pii no, abɔnten so nneɛma a wɔde kyerɛ no de modular cabinets a wɔaboaboa ano di dwuma. Ɛsɛ sɛ wɔde aluminium afrafra anaa galvanized dadeɛ a nsuo ntumi nkɔ mu a ɛyɛ IP65 anaa nea ɛboro saa na ɛyɛ kabinet no, na wɔde feature a wɔasisi-wɔ insulation mu de asiw ɔhyew a ɛbɛsɛe no ano. Mmoa nhyehyeɛ no wɔ ahodoɔ mmienu: wɔde adum-ahyɛ (ɛfata sɛ wɔde si hɔ a ɛgyina hɔ ma) ne ɔfasuo-a wɔde asisi (a wɔde abata ɔdan fasuo ho). Kan no hwehwɛ sɛ wɔde kɔnkrit fapem a wɔahwie agu (bun Kɛse anaasɛ ɛne no yɛ pɛ mita 1.5, ahoɔden a wɔde hyɛ mu no yɛ kɛse sen anaasɛ ɛyɛ pɛ 1.2%), bere a nea etwa to no hwehwɛ sɛ wɔsɔ ɔfasu no ani hwɛ sɛnea ɛtwetwe ade (adesoa biako-point load-soa tumi a ɛsen anaasɛ ɛyɛ pɛ 200 kg).
2. Key Installation Anammɔn Ahorow
- Fapem Si: Ansa na wode adum no besisi hɔ no, fa asase no yɛ pɛpɛɛpɛ na tow kɔnkrit a wɔahyɛ no den nnyinaso gu. Ɛsɛ sɛ wɔhwɛ gyinabea mu abodwokyɛre a ɛwɔ nneɛma a wɔde ahyɛ mu no so wɔ ±5 mm mu.
- Steel Structure Assembly: Weld dadeɛ frame no sɛdeɛ design drawings no teɛ, fa honhom level calibrate verticality (deviation Les than or equal to 1‰), na yɛ rust prevention (spray epoxy zinc-rich primer).
- Screen Assembly: Fa LED modules no hyehyɛ mu mmiako mmiako, fa dowel pins di dwuma de hwɛ ma ntam kwan (flatness tolerance Les than or equal to 0.5 mm). Kwati sɛ wobɛbɔ nhama bere a worebɔ mu no.
- Electrical Connection: Wɔde anyinam ahoɔden nhama (AC 380V) ne low-voltage signal lines (te sɛ HDMI/fiber optic) ato hɔ, a asase so ahoɔden a ɛko tia no sua sen anaasɛ ɛne 4Ω yɛ pɛ. Ɛsɛ sɛ wɔde surge protector (SPD) si hɔ.
Debugging ne Adwumayɛ a Wɔyɛ no Yiye
Sɛ instɔlehyɛn wie a, ɛho hia sɛ wɔyɛ system debugging a edi mũ:
- Hann ne Kɔla Calibration: Fa nnwinnade soronko di dwuma de sesa sɛnea ɛyɛ pɛ, na hwɛ hu sɛ kɔla nsonsonoe a ɛda piksel ahorow a ɛbɛn ho ntam no nnu digrii 3 .
- Signal Transmission Test: Hwɛ video fibea input latency ( Ennu anaasɛ ɛne 50 milliseconds yɛ pɛ) ne multi-screen synchronization.
- Nsuo a ɛmma nsuo ntumi nkɔ mu sɔhwɛ: Yɛ osuo a ɛtɔ kɛseɛ tebea ho mfonini (nhyɛsoɔ a wɔde petepete so 0.1 MPa) na hwɛ sɛ nsuo a ɛretu wɔ kabinet nkwaa mu anaa.
Daa Nsiesiei ne Ɔhaw Ho Ahosiesie
1. Nsiesiei a Wɔyɛ no Bere Nyinaa
- Ahotew ne Nsiesiei: Fa brɔs a ɛyɛ mmerɛw yi mfutuma ɔsram biara. Fa neutral detergent (mmfa nsa nni dwuma) popa module no ani asram abiɛsa biara.
- Hardware Inspection: Hwɛ power module (output voltage fluctuation<=±5%) ne terminal block no sɛ oxidation wɔ asram asia biara mu, na kyekye bolts no mu den.
- Software Upgrade: Yɛ control card firmware no foforo daa na ama woasiesie nsɛm a ɛfa sɛnea ɛne ne ho hyia ho.
2. Ɔhaw Ho Ahosiesie Ɔhaw a Wɔtaa de Di Dwuma
- Screen tuntum anaa akyinkyim: Di kan hwɛ sɛnea anyinam ahoɔden no gyina pintinn, na ɛno akyi no, signal cable nkitahodi a enye anaasɛ graphics card draiver anomalies;
- LED kanea a awu no fã bi: Bere a woahu module a adi mfomso no awie no, fa spare si ananmu na kyerɛw LED chip batch ho nsɛm;
- Onwini a entumi nyɛ adwuma yiye: Hohoro fan filter no ho. Sɛ baabi a ɛhɔ yɛ hyew kɔ so boro digrii 40 a, fa mframa a wɔde yɛ adwuma anaa nsu a ɛma onwini hyehyɛ mu.
Awie
Sɛnea abɔnten LED a wɔde kyerɛ nneɛma no yɛ adwuma yiye no gyina nyansahu mu akwan a wɔfa so de si hɔ ne nhyehyɛe a wɔde siesie nneɛma a wɔahyɛ da ayɛ so. Ɛsɛ sɛ nnwuma mu adwumayɛfo di nnwuma gyinapɛn ahorow so denneennen (te sɛ GB/T 29742-2013 General Specification for Light-Emitting Diode (LED) Displays) na wɔyɛ mfiridwuma ano aduru a egyina tebea pɔtee bi so no yiye de hwɛ hu sɛ wotumi de ho to so na wotumi hu ade yiye wɔ abɔnten mmeae a ɛyɛ den. Daakye, ɛnam sɛ wɔde Mini/Micro LED mfiridwuma bedi dwuma kɛse nti, abɔnten so nneɛma a wɔde kyerɛ nneɛma a wɔde di dwuma a emu yɛ hare ne ahoɔden a wɔde di dwuma yiye no bɛyɛ mfiridwuma mu nkɔso foforo.