Uninterruptible Power Supply (UPS) yɛ tumi ho banbɔ afiri a wɔde ahoɔden a wɔkora so ahyɛ mu, titiriw de inverter di dwuma de hwɛ hu sɛ ahoɔden a wɔahyɛ da ayɛ na entwa mu. N’adwuma titiriw ne sɛ ɛbɛma ɛlɛtrɔnik mfiri ahoɔden a ɛyɛ den na ɛkɔ so bere a anyinam ahoɔden a ɛnyɛ ne kwan so te sɛ nea wɔde ma no twa mu, ahoɔden a ɛsakrasakra, anaa anyinam ahoɔden a ɛtɔ sin, na ɛnam so abɔ mfiri ho ban, abɔ data ho ban, na ahwɛ ahu sɛ adwuma no bɛkɔ so.
UPS adwumayɛ nnyinasosɛm ne sɛ wɔbɛdan alternating current (AC) akɔ direct current (DC) so denam rectifier so bere a wɔde anyinam ahoɔden a ɛfata ma no, na bere koro no ara mu no, wɔde ne battery no charge. Sɛ wɔtwa anyinam ahoɔden a wɔde ma no mu a, UPS no dan DC ahoɔden a wɔakora so no san kɔ AC mu ntɛm ara denam inverter so de kura ahoɔden a ɛkɔ adesoa a ɛka ho no mu, na ɛhwɛ hu sɛ mfiri ahorow no bɛyɛ adwuma a wontwa mu.
Wɔde UPS nhyehyɛe ahorow di dwuma kɛse wɔ aguadi, mfiridwuma, ne nsɛm ho amanneɛbɔ mfiridwuma mu:
Aguadi mu Nneɛma a Atwa Yɛn Ho Ahyia
Kɔmputa, network server, ne nkitahodi mfiri a wɔbɔ ho ban. Saa nhyehyɛe ahorow yi wɔ tumi a ɛkorɔn, ɛyɛ adwuma yiye, na wotumi sesa.
Mfiridwuma mu Nneɛma a Wɔde Di Dwuma
Mfiri a wɔde yɛ adwuma a wɔde wɔn ankasa yɛ ne robɔt nhyehyɛe ahorow a wɔbɛbɔ ho ban. Su atitiriw no bi ne ahotoso a ɛkorɔn, nea ɛko tia ntwitwiridii, ne wosow a wotumi gyina ano.
Amanneɛbɔ Mfiridwuma
Data centers ne server dan ahorow a wɔbɛbɔ ho ban. Saa ano aduru yi ma density a ɛkorɔn, efficiency, ne scalability.
Wɔkyekyɛ UPS nhyehyɛe ahorow mu abiɛsa a egyina wɔn adwumayɛ nnyinasosɛm ahorow so:
UPS a wɔde gyina hɔ
Ɛde anyinam ahoɔden fi anyinam ahoɔden mu tẽẽ bere a ɛreyɛ adwuma sɛnea ɛsɛ no na ɛdan kɔ batere ahoɔden so bere a wɔatwa mu nkutoo. Nsakrae bere no sua koraa.
Intanɛt so UPS
Ɛma ahoɔden a ɛkɔ so denam inverter no so, a mains supply tebea mfa ho, na ɛhwɛ hu sɛ ahobammɔ ne ahoɔden a ɛkorɔn sen biara.
Line-Nkitahodi UPS
Ɛka nneɛma a ɛwɔ standby ne online systems nyinaa bom, ɛma ahoɔden a ɛnam inverter no so gyina bere a ɛyɛ adwuma sɛnea ɛsɛ na ɛdan ntɛmntɛm kɔ battery ahoɔden so bere a nneɛma a ɛnteɛ.
UPS a Ɛfata a Wobɛpaw: Sɛ worepaw UPS a, ɛsɛ sɛ wususuw nneɛma te sɛ adesoa ahoɔden a wɔde di dwuma nyinaa, UPS a efi mu ba no su, batere ahoɔden, ne batere su ho. Anamɔn atitiriw a wɔbɛyɛ no bi ne:
Tumi a wɔhwehwɛ nyinaa ne nea ɛsen biara a wɔbɛkyerɛ.
Redundancy ne daakye ntrɛwmu a wɔbɛma ho kwan.
Tumi pa, bere a wɔde tu mmirika, sɛnea ɛyɛ adwuma yiye, ne ahoɔden a wɔhwere ho nhwehwɛmu.
Nneɛma atitiriw a wɔde paw UPS a wɔde gyina hɔ no bi ne:
Power Capacity
Eyi ne parameter titiriw a ɛwɔ UPS mu. Wɔde kilowatt (kW) anaa kilovolt-amperes (kVA) susuw. Susuw adesoa a wɔhwehwɛ mprempren ne daakye ho.
Output Voltage
Standby UPS nhyehyɛe ahorow no de output voltage akwan horow ma. Paw voltage a ɛfata a egyina mfiri no ho nsɛm so.
Transfer Time
Bere a egye na wɔde sesa mains ne battery ahoɔden ntam. Mfiri a ɛho hia te sɛ servers hwehwɛ sɛ wɔde bere kakraa bi na ɛde kɔ baabi foforo. Wɔ mfiri a ɛho hia te sɛ server ne networking mfiri ho no, ɛyɛ papa sɛ wobɛpaw UPS a ɛwɔ bere tiaa a wɔde bɛkɔ baabi foforo.
Output Waveform
Nneɛma a wobɛpaw wɔ standby UPS mu no bi ne square wave, quasi-square wave, ne sine wave. Wɔ ofie ne ɔfese nnwinnade dodow no ara fam no, asorɔkye a ɛyɛ ahinanan anaasɛ ɛte sɛ ahinanan a ɛba no dɔɔso. Wɔpɛ sine wave outputs ma audio anaa video mfiri ahorow na wɔakwati sɛ wɔbɛkyinkyim.
Battery Bere a Wɔde Yɛ Adwuma
Wɔnam adesoa ahoɔden ne batere ahoɔden so na ɛkyerɛ, a wɔda no adi wɔ simma mu. Paw sɛnea application no ahiade te.
Battery Type
Wɔtaa de valve-regulated lead-acid (VRLA) battery di dwuma, na ɛka emu duru, kɛse, ne nsiesie ahwehwɛde ahorow.
Nnwuma a Wɔyɛ no
Yiye Adwumayɛ a ɛkɔ soro no kyerɛ sɛ adwumayɛ ho ka a ɛba fam.
Kɛse ne Mu duru
Lithium-ion UPS nhyehyɛe ahorow no taa yɛ nketewa na emu yɛ hare, na eye ma nhyehyɛe a ɛwɔ ahunmu.
Smart Management Features
Dwumadie te sɛ akyirikyiri hwɛ ne automatic shutdown ma dwumadie ne ahobanbɔ tu mpɔn.
Brand ne After-Sales Service
Brand ahorow a agye din ma ahotoso ne mmoa a eye. Bio nso, ɔsom adwuma a ɛkyɛn so a wɔde ma wɔ adetɔn akyi yɛ ade titiriw a ɛsɛ sɛ wususuw ho bere a worepaw UPS no.
Sɛ wususuw nneɛma a ɛwɔ atifi hɔ no ho yiye a, wubetumi apaw UPS a wode gyina hɔ a ɛne w’ahiade ahorow hyia yiye.
UPS adwumayɛ a ɛyɛ den a wɔbɛhwɛ ahu no hwehwɛ sɛ wosiesie no daa, nanso nsɛnnennen no bi ne:
Nhwehwɛmu a Wɔyɛ Daa
Monitoring operation panels ne signal lights mprenu da biara de kyerɛw voltage ne current values, hwɛ hu sɛ mfomso anaa alarm biara nni hɔ. Saa adeyɛ yi betumi agye bere pii na ɛyɛ nea mfomso taa ba, titiriw wɔ data center akɛse anaa mmeae a mfiri pii wɔ mu.
Battery a Wɔhwɛ So
Nnwuma te sɛ ahotew, nkitahodi nhwehwɛmu, ɔsram biara ahoɔden a wɔde susuw, afe afe tumi sɔhwɛ ne batere a wɔde yɛ adwuma hwehwɛ sɛ wɔyɛ adwumayɛfo nimdeɛ ne ahokokwaw na wɔakwati batere a wɔbɛsɛe anaasɛ data a wɔbɛhwere.
Nneɛma a Atwa Yɛn Ho Ahyia a Wɔhwɛ So
Ɔhyew a eye sen biara (20–25°C) a wɔbɛkɔ so akura mu ama UPS ne batere no betumi ayɛ den wɔ mmere ahorow mu anaa mmeae ahorow.
Adesoa Ho Nhyehyɛe
Ɛhwehwɛ sɛ wonya nimdeɛ a edi mu wɔ adesoa a wɔhwehwɛ ho na ama wɔasiw adesoa a ɛboro so ano na ama nsakrae ayɛ mmerɛw.
Mfomso Ho Nhwehwɛmu
Sɛ UPS ntumi nyɛ adwuma yiye a, ɔhaw ahorow a wodi ho dwuma wɔ bere ano na etu mpɔn no hwehwɛ sɛ wɔde mfiridwuma ho mmoa ne osuahu.
Nsiesiei a Wɔde Siw Ano
Nhwehwɛmu a wɔyɛ no daa ɔsram biara, bosome abiɛsa biara, ne afe biara ho hia nanso wɔtaa bu wɔn ani gu so.
Battery a Wɔde Sesa
Batere hia sɛ wɔsesa bere ne bere mu, na sɛ wobu ani gu so a, ɛbɛma wɔabɔ ka na sɛ wobu ani gu so a, ebetumi ayɛ adwuma.
Sɛnea ɛbɛyɛ na wɔadi nsɛnnennen a ɛfa nsiesie ho no ho dwuma no, ano aduru foforo te sɛ bere ankasa mu batere a wɔhwɛ so ano aduru aba. Saa mfiridwuma yi bi ne:
Battery a Wɔde Hwɛ Nneɛma So
Batere tebea a wɔkɔ so di akyi ne dwumadi a ɛkari pɛ.
Battery Bank Tumi Sɔhwɛ
Bere ne bere mu no yɛ tumi sɔhwɛ denam akyirikyiri intanɛt mfiri so na ama woahwɛ ahu sɛ wotumi de ho to UPS nhyehyɛe ahorow so kɛse.
Sɛ yɛde rewie a, sɛ wogye nsiesie ano aduru a nyansa wom tom a, ebetumi aboa wɔn a wɔde di dwuma no ma wɔanya bere ankasa mu nhwehwɛmu, adwumayɛ a ɛyɛ pɛpɛɛpɛ, ne UPS nhyehyɛe ahorow a obiara nhwɛ so, a wɔde dijitaal di dwuma.
