Wɔnam intanɛt so adetɔnfoɔ titire, wɔn a wɔkyekyɛ owia ahoɔden mfiri, wɔn a wɔyɛ tẽẽ, ne wɔn a wɔagye atom sɛ wɔde hyehyɛ mu a wɔsom atraeɛ ne aguadiɛ gua nyinaa so na ɛma ahoɔden a wɔkora so wɔ off grid so. Ɔkwan a ɛfata a wobɛfa so anya ahoɔden a wɔde sie wɔ off grid ahoɔden so no gyina wo mfiridwuma ho nimdeɛ, nhyehyɛe no kɛse, ne sɛ ebia wuhia adwumayɛfo mmoa a wɔde besisi hɔ anaa.
Intanɛt so Adetɔnfo a Wɔtɔn Nneɛma Titiriw
Owia mfiri a wɔtɔn wɔ Intanɛt so abɛyɛ ɔkwan titiriw a wɔfa so tɔ ahoɔden a wɔkora so wɔ ɔkwan a ɛnyɛ anyinam ahoɔden so, na ɛde bo a ɛyɛ den ne nneɛma a wɔpaw pii a asasesin biara nni ho ma.
BigBattery di U.S. gua so ma tẽẽ-kɔ-adetɔfo lithium batere nhyehyɛe, a ɛyɛ LiFePO4 nnuruyɛ mu titiriw a ɛde charge cycles 5,000 kosi 8,000 ma bere a wɔde toto cycles 500 a efi atetesɛm lead-acid battery mu ho no. Wɔn off-grid lineup no bi ne battery banks a wɔadi kan asiesie fi 24V kosi 48V nhyehyɛe, a kilowatt-dɔnhwerew biara bo yɛ mmerɛw bere nyinaa sen retail akansifo. Nneɛma nyinaa de Battery Management Systems a wɔaka abom na ɛyɛ na wɔyɛ no wɔ ɔman no mu a UL adansedi ahorow wom.
Off Grid Stores yɛ adwuma sɛ gua a ɛyɛ pɛpɛɛpɛ, a ɛka nneɛma a efi adwumayɛfo pii a Renogy, EcoFlow, ne Rich Solar ka ho bom. Saa platform yi ma kwan ma wɔde side-by-side ntotoho a ɛfa specifications ne real customer reviews ho. Wɔn nneɛma a wɔakora so no nka batere nko ara na mmom nhyehyɛe no afã horow a edi mũ-charge controllers, inverters, ne monitoring equipment-a ɛma wotumi gyae adetɔ biako-. Wɔde nneɛma mena kwa wɔ nneɛma a wɔkra a ɛboro batere abien so wɔ mmeae a wɔapaw, na ɛtew adwuma no ho ka nyinaa so 8-12%.
Battle Born Batteries ayɛ niche wɔ RV ne po so nnwuma mu nanso ɛsom stationary off grid ahoɔden akorae nhyehyɛe yiye pɛpɛɛpɛ. Wobetumi asiesie wɔn 12V ne 24V lithium-ion module ahorow no ayɛ no 12V, 24V, 36V, anaa 48V nhyehyɛe ahorow denam nkitahodi a ɛtoatoa so ne nea ɛne ne ho di nsɛ so. Adwumakuw no de mfiridwuma ho afotu a wontua hwee ma denam wɔn adetɔn ho abenfo a wɔwɔ US-a wɔyɛ nhyehyɛe ahorow a wɔahyɛ da ayɛ a egyina wo da biara da ahoɔden a wode di dwuma no so. Saa dwumadie yi da ne ho adi sɛ ɛsom boɔ ma adansifoɔ a wɔdi kan-bere a wɔmfa anyinam ahoɔden nni dwuma a wɔnni anyinam ahoɔden mfiridwuma ho nimdeɛ.
Signature Solar di off{0}}grid nnwuma a anibere wom a ɛhwehwɛ multi-battery banks ho dwuma. Wɔn off-grid kits a edi mũ no bundle solar panels, mounting hardware, battery, hybrid inverters, ne cableling a ɛho hia nyinaa. Saa turnkey packages yi yi component compatibility nsɛm a ɛhaw DIY nnwuma no fi hɔ. Adwumakuw no de EG4, Victron, ne Growatt nhyehyɛe ahorow no sie, a ɛwɔ -fie mfiridwuma mmoa a ɛbɛkyerɛ kwan wɔ instɔlehyɛn no mu. Wɔ nnwuma a ɛboro 20kWh storage capacity, wɔde volume discounts a ɛkɔ 15-18% ma.
Solar Store no twe adwene si nhyehyɛe nhyehyɛe so sen nneɛma ankorankoro. Sɛ wode wo beae, ahoɔden a wode di dwuma ho data, ne bere tenten a wode bɛkora so ahwehwɛde ahorow ma a, wɔn kuw no yɛ amanneɛbɔ a wɔahyɛ da ayɛ a nnwinnade a wɔapaw a wɔayɛ no yiye ama wo wim tebea ne adesoa ho nsɛm. Saa anim a wobisabisa-kwan a edi kan yi brɛ ɔhaw a ɛtaa ba boro-tɔ-ase bere a adetɔfo ankasa{5}}yɛ nhyehyɛe ahorow a egyina tebea horow a enye koraa-so.
Tẽẽ Manufacturer Channels
Sɛ wotɔ ahoɔden a wɔkora so wɔ afiri a ɛnyɛ anyinam ahoɔden so tẽẽ fi wɔn a wɔyɛ batere hɔ a, ɛma wonya mfaso wɔ ɛka a wɔbɔ ne warranty ho mfaso horow, ɛwom sɛ egye mfiridwuma ho nimdeɛ pii na wɔapaw nneɛma a ɛne no hyia de.
Tesla Energy nam dealer network so na ɛyɛ adwuma nanso ɛsan nso tɔn Powerwall 3 systems tẽẽ ma adetɔfoɔ a wɔfata. Powerwall 3 no ka battery storage ne hybrid inverter dwumadie nyinaa bom wɔ 13.5kWh unit baako mu, na ɛmma ɛho nhia sɛ wɔtɔ inverter ahodoɔ. DC-coupled expansion batteries a wɔde bɛto gua wɔ afe 2025 mu no bɛma wɔatumi ayɛ tumi scaling akɔ 40kWh+ ama nokware off-grid tumi. Tesla turnkey kwan no bi ne adwumayɛfoɔ a wɔde besisi hɔ, nanso wɔn ankasa-installation yɛ yie ma anyinam ahoɔden adwumayɛfoɔ a wɔwɔ tumi krataa, na ɛtew nhyehyɛeɛ no ho ka nyinaa so bɛyɛ $3,000-5,000.
Enphase Energy nnansa yi ara hyɛn off-grid gua so a ɛwɔ nhyehyɛe a edi mũ a ɛka IQ Battery 5P units, IQ8 microinverters ne Sunlight JumpStart mfiridwuma, ne generator nkabom. Wɔn botaeɛ soronko ne modular scalability-nhyehyɛeɛ no firi aseɛ wɔ 5kWh na ɛtrɛ kɔ 40kWh denam battery units a wɔde ka ho so. Sunlight JumpStart afã no san fi nhyehyɛe no ase denam owia ahoɔden so sɛ batere no sa koraa a, ahobammɔ a ɛho hia ma nneɛma a wɔde si akyirikyiri. Enphase nam installers a wɔagye atom so tɔn nanso wɔn dealer locator adwinnade no kyerɛ mpɔtam hɔ adwumayɛfo a wɔwɔ off-grid system osuahu.
Fortress Power yɛ lithium iron phosphate batere a wɔahyɛ no agyirae sɛ ɛyɛ 8,000+ kyinhyia, na ɛde si hɔ sɛ ano aduru a ɛkorɔn a ɛtra hɔ kyɛ. Wɔn nneɛma a wɔyɛ no ka atrae (3-20kWh) ne aguadi-scale (20-100kWh) nhyehyɛe nyinaa ho. Nea ɛma Fortress da nsow ne wɔn battery chemistry optimization ma temperature extremes-systems dwumadi fi -4℃F kosi 140℃F a enni ɔhyew anaa onwini nneɛma. Eyi ma wɔfata titiriw ma anhweatam so, arctic, anaa mmeae a wɔde nneɛma gu a wɔmfa mframa pa nhyɛ mu.
RICH SOLAR de adetɔ tẽẽ ma denam wɔn wɛbsaet so a wosi DIY-adamfofa nneɛma so dua. Wɔn ALPHA series batere no bi ne Bluetooth ne WiFi nkitahodi a wɔde hwɛ smartphone so a enni hardware foforo. 48V server rack format batteries no ma kwan ma parallel connection a ɛkɔ 16 units, na ɛma storage banks a ɛboro 100kWh ma off{6}}grid afie akɛseɛ anaa aguadiɛ nketewa. Wɔnam mmeae a wɔama ho kwan sɛ wosiesie nneɛma so na ɛyɛ RICH SOLAR mfe 10 warranty ahorow no ho adwuma sen sɛ ɛbɛhwehwɛ sɛ wɔde nneɛma san kɔ.
Victron Energy nam wɔn a wɔkyekyɛ nneɛma so titiriw na ɛyɛ adwuma nanso ɛhwɛ wiase nyinaa instɔler ntam nkitahodi a wotumi fa wɔn wɛbsaet so kɔ hɔ so. Wobu Victron mfiri sɛ ɛyɛ nnwuma gyinapɛn ma nneɛma a atwa yɛn ho ahyia a ɛyɛ katee-grid dwumadie-hyɛmma, akyirikyiri telecom gyinabea, ne akwantuo kar. Wɔn GX nhwehwɛmu mfiri no ma cloud-based system management, ma kwan ma akyirikyiri nhwehwɛmu ne adwumayɛ a ɛyɛ papa. Dealer network a wɔakyekyɛ no kyerɛ sɛ mpɔtam hɔ mmoa a ɛwɔ hɔ wɔ mpɔtam a wɔanya nkɔsoɔ dodoɔ no ara mu.
Nnwumayɛfoɔ Installer Networks
Wɔ turnkey ano aduru a mfiridwuma mu nsɛnnennen anaa mpɔtam hɔ tumi krataa hwehwɛ sɛ adwumayɛfoɔ de wɔn ho hyɛ mu no, installers a wɔagye atom de end-to-end service ma firi design so kɔsi commissioning so.
EnergySage yɛ adwuma sɛ gua a ɛde afiewuranom ne owia ahoɔden a wɔde hyɛ mu a wɔadi kan ahwehwɛ mu no bom. Sɛ wode wo dwumadie no ho nsɛm mena wie a, wo nsa ka akansiɛ ho nsɛm firi mpɔtam hɔ nnwumakuo 3-5 hɔ. Platform no som bo titiriw ma bo a wohu-a wɔde di dwuma no taa sie 20-30% sɛ wɔde toto paw installer a odi kan a wɔne no di nkitaho ho a. Ɛsɛ sɛ EnergySage instɔlerfoɔ di osuahu a ɛsua koraa ahwehwɛdeɛ so na wɔhwɛ adetɔfoɔ abotɔyam dodoɔ a ɛboro nsoromma 4.0 so na wɔakɔ so atra ntwamutam no mu.
North America Board of Certified Energy Practitioners (NABCEP) hwɛ databea a wotumi hwehwɛ mu a ɛfa wɔn a wɔde PV Installation Professional adansedi ahyɛ mu no ho. NABCEP adansedi hwehwɛ sɛ wonya osuahu a wɔakyerɛw ho asɛm, wotwa sɔhwɛ a emu yɛ den, na wotoa nhomasua so. Sɛ worefa adwuma ama off-grid nhyehyɛe a ɛyɛ den a, NABCEP adansedi ma awerɛhyem a ɛyɛ papa sɛ nea ɔde ahyɛ mu no te ahoɔden a wɔkora so nkabom ase, ɛnyɛ owia panel a wɔde si so nko.
Mpɔtam hɔ owia ahoɔden adwumayɛkuw ahorow apue wɔ mpɔtam pii sɛ ahyehyɛde ahorow a wɔnyɛ -mfa mfaso a wɔtɔ nnwinnade pii-na wɔyɛ nhyehyɛe ma nneɛma a wɔde besisi hɔ ma asɔremma. Saa co-ops yi de tumi a wɔbom tɔ di dwuma de bɔ off grid ahoɔden a wɔkora so nhyehyɛe ahorow ho ban wɔ bo a ɛbɛn-wholesale bo. Sɛ nhwɛsoɔ no, Cooperative Energy Futures a ɛwɔ Minnesota no de bɛboro 500 a ɛwɔ atraeɛ off-grid nhyehyɛeɛ a asɔremma abɔ amanneɛ sɛ wɔakora sika 25-35% sɛ wɔde toto retail installation quotes ho a. Co-ops nso de mfiridwuma ho mmoa a ɛkɔ so ne ɔhaw ahorow ano aduru ma sɛ asɔremma mfasoɔ fã.
Off-Grid Power Systems gyina hɔ ma boutique installer category-nnwuma nketewa a wɔyɛ wɔn ho titiriw wɔ off-grid applications nkutoo mu. Wɔte Pennsylvania, na wɔyɛ nhyehyɛe ahorow a wɔahyɛ da ayɛ ama RV ahorow, akorow, ne adan a ɛwɔ akyirikyiri. Wɔn botaeɛ ho nyansahyɛ ne nimdeɛ a emu dɔ wɔ ahoɔden-abrabɔ a ɛde ne ho mu sen sɛ wɔbɛhyehyɛ nhyehyɛeɛ a wɔakyekyere wɔ grid-mu. Boutique installers gye premium rates (mpɛn pii no 15-20% boro standard solar installers) nanso wɔde nhyehyɛe ahorow a wɔayɛ no yiye ama ahotoso sen ɛka a wɔatew so ma.
Ɔmantam ne Dwumadie-Nneɛma Pɔtee
Guadidan ahorow bi ne nsɛm a wɔde di dwuma ayɛ nneɛma a wɔde ma titiriw a ɛfata sɛ wususuw ho a egyina w’ahwehwɛde pɔtee a ɛfa ahoɔden a wɔkora so nhyehyɛe a ɛnyɛ anyinam ahoɔden so ho.
Wɔ RV ne po so dwumadie mu no, Dakota Lithium agye din wɔ batere a ɛtumi gyina wosow-a ɛgyina mfiri mu nhyɛsoɔ a ɛwɔ mobile installations ano. Wɔn nkwammoaa nhyehyɛe a ɛyɛ wɔn de no kura adwumayɛ mu denam 2,000+ charge cycles mpo wɔ kankyee a ɛkɔ so daa ase. Adwumakuw no tɔn tẽẽ nanso wɔne wɔn a wɔtɔn RV ne wɔn a wɔde po so nnwinnade ma a wobetumi de batere afrafra bere a wɔreyɛ kar no nso kura abusuabɔ mu. Saa kwan yi yɛ adwuma yie ma adetɔfoɔ a wɔpɛ sɛ wɔde adwumayɛfoɔ si hɔ a wɔne adwumayɛfoɔ a wɔyɛ adwuma wɔ hɔ nyinaa nni nkitaho.
Kuadwuma a wɔhwehwɛ off-grid pumping stations anaa barn power systems taa nya fi akuafoɔ nnwinnadeɛ tɔnfoɔ. Nnwumakuw te sɛ Tractor Supply Co. ne Rural King de owia ahoɔden batere sikakorabea atitiriw a ɛfata ma mmoa nsu, anyinam ahoɔden ban, ne adwumayɛbea ahoɔden sie. Bere a nneɛma a wɔpaw no sua sɛ wɔde toto owia ahoɔden aguadifo titiriw ho no, adetɔ nhyehyɛe no yɛ nea akuafo nim na ne bo yɛ akansi ma nhyehyɛe nketewa-(a ɛwɔ 5kWh ase).
Amanaman ntam gua ahorow wɔ sɛnea wɔkyekyɛ nneɛma a ɛsono emu biara. Wɔ Australia ne New Zealand no, nnwumakuw te sɛ Simply Solar tɔn off{1}}grid packages a edi mũ a wɔayɛ ama Southern Hemisphere owia hann nhyehyɛe ahorow. Europa adetɔfo taa fa ɔman-akyekyɛfo pɔtee a wodi CE adansedi ne VAT a wodi so no so nya. Asia Kesee Fam ne Afrika gua ahorow no, nnwumakuw titiriw a wɔyɛ ahoɔden a ɛnyɛ adwuma wɔ anyinam ahoɔden so te sɛ M-KOPA ne d.light a wɔde wɔn adwene si sika a wobetumi atɔ ne sikatua-nhyehyɛe nhyehyɛe a ɛfata ma gua so adetɔfo a wɔrenya nkɔso so na ɛsom.
Mfiridwuma ne aguadi mu adetɔfo a wɔtɔ nhyehyɛe a ɛboro 100kWh no taa fa ahoɔden a wɔkora so integrators so sen sɛ wɔbɛfa akwan a wɔde wɔn adwene si atrae-so so. Nnwumakuw te sɛ Fluence, Powin Energy, ne Wärtsilä yɛ wɔn a wɔyɛ batere nhyehyɛe a wɔde fa nsukorabea-scale mu titiriw. Saa nnwuma yi hwehwɛ mfiridwuma dwumadie, utility interconnection management (mpo off-grid applications a akyiri yi ɛbɛtumi abɔ), ne sikasɛm nhyehyɛeɛ a ɛboro atenaeɛ adetɔfoɔ tumi so.
Nneɛma a Wɔde Ma no a Wogye Di a Wɔbɛhwehwɛ
Ɛnyɛ adetɔnfo nyinaa na wɔde mmoa a ɛyɛ papa, ɔsom, anaa adetɔ akyi{0}}boa koro ma. Nneɛma pii kyerɛ sɛ wɔn a wɔde nneɛma ma a wotumi de ho to wɔn so a ɛfata sɛ wosusuw ho.
Bere tenten a wɔde ma no kyerɛ sɛ nea ɔyɛ no wɔ ahotoso sɛ nneɛma no bɛtra ase akyɛ. Mfitiaseɛ warranty kata mfeɛ 5, nanso premium suppliers te sɛ Fortress Power ne BigBattery de mfeɛ 10-a coverage ma. Nea ɛho hia no, hwehwɛ nea warranty no kata so-ebinom sesa batere a asɛe nkutoo bere a afoforo kata tumi a wɔsɛe no so wɔ ahwehwɛde ahorow a wɔakyerɛ ase (mpɛn pii no 70-80% wɔ mfitiase tumi no mu). Nea ɛka ho ne adwumayɛfo ka a wɔbɔ wɔ nneɛma a wɔde besi ananmu ho, na ɛnyɛ afã horow nkutoo.
Sanba ho nhyehyɛe ho hia bere a woretɔ batere nhyehyɛe a ne bo yɛ den no. Intanɛt so aguadifo a wɔagye din de nnafua 30 sankɔhwɛ mfɛnsere ma a wontua sika kakraa bi wɔ restocking ho (a ennu 5%). Saa ahobammɔ yi ho hia efisɛ ɛtɔ mmere bi a nsɛm a ɛfa battery a ɛne ne ho hyia ho ba bere a wɔde rehyɛ mu nkutoo. Ɛsɛ sɛ adetɔnfoɔ a wɔwɔ anohyetoɔ a ɛfa sanba ho nhyehyɛeɛ ("all sales final" anaa 25%+ restocking fees) ma dadwen sɔre wɔ nneɛma a wɔyɛ no yiedie anaa adetɔfoɔ som a wɔde di kan.
Mfiridwuma mmoa a ɛwɔ hɔ no ma nsonsonoe da wɔn a wɔde nneɛma a ɛyɛ fɛ ma no ne wɔn a wɔtɔn nneɛma a wɔde sika yɛ adwuma no ntam. Hwehwɛ nnwumakuw a wɔde telefon so mmoa ma a adwumayɛfo a wɔwɔ nimdeɛ ka ho (ɛnyɛ order-fa call centers kɛkɛ), instɔlehyɛn akwankyerɛ a ɛfa wo mfiri a woatɔ ho pɔtee, ne nhyehyɛe nhyehyɛe mmoa. Sɛ nhwɛsoɔ no, Battle Born Batteries hwɛ in-fie Mfiridwuma mu Adetɔn ho Nimdefoɔ a wɔhwɛ adetɔfoɔ anyinam ahoɔden mfonini mu na wɔhyɛ nyansa sɛ wɔnyɛ nkɔsoɔ ansa na wɔatɔ-saa dwumadie yi siw dɔla mpempem pii ano wɔ mfomsoɔ a wɔyɛ maa DIY instɔlerfoɔ a wɔnni ano.
Nnipa a wɔto so abiɛsa-nsusuwii wɔ platform ahorow te sɛ Better Business Bureau, Trustpilot, anaa Google Reviews so ma adetɔfo osuahu ahorow a wɔanhyɛ mu. Fa w’adwene si nhwehwɛmu a ɛka nsɛm a ɛfa adetɔ akyi ne sɛnea adwumakuw no dii ɔhaw ahorow ho dwuma ho asɛm so. Nhwehwɛmu a enye kakraa bi yɛ ade a ɛfata, nanso anwiinwii a wontumi nsiesie anaasɛ adwumakuw no ho banbɔ ho nhyehyɛe ahorow kyerɛ sɛ ɛsɛ sɛ adetɔnfo kwati. Nnwumakuw a wɔwɔ 4+ nsoromma nkyɛmu wɔ 100+ nhwehwɛmu nyinaa mu no taa de adetɔfo osuahu ahorow a wogye tom ma.
Adansedi ne mmara sodi agyiraehyɛde ahorow kyerɛ sɛ nneɛma no yɛ nea ahobammɔ wom. UL 1973 (batere ahobammɔ) ne UL 9540 (ahoɔden a wɔkora so nhyehyɛe ahobammɔ) adansedi ahorow si sɔhwɛ a ɛde ne ho so dua. Wɔ grid-nkitahodi nhyehyɛe (mpo off-grid nhyehyɛe a akyiri yi ebetumi abɔ), UL 1741-SA adansedi hwɛ hu sɛ inverter di IEEE 1547 nkitahodi gyinapɛn ahorow so. Ebia nnwinnade a wonni adansedi krataa no bo yɛ mmerɛw nanso ɛde asodi ho nsɛm ba na ebetumi ama ofie wura no insurance nkrataa ayɛ kwa.
Ka a Wosusuw Ho Wɔ Nkwan Ahorow Ahorow Ahorow So
Ɛsono nneɛma bo kɛse a egyina ɔkwan a wɔfa so hwehwɛ nneɛma so, na ɛma hokwan ahorow ba sɛ wɔbɛkora sika kɛse so denam nneɛma a wɔbɛtɔ wɔ ɔkwan a ɛfata so.
Intanɛt so adetɔnfoɔ taa de nnwinnadeɛ ho ka a ɛba fam koraa ma-lithium battery sikakorabea ahodoɔ no firi $400-750 wɔ kWh biara a wɔkora so. 10kWh nhyehyɛe no bo yɛ $4,000-7,500 a egyina brand ne features so. Shipping de $100-500 ka ho ma battery nhyehyɛe esiane emu duru ne hazmat handling ahwehwɛde nti.
Direct manufacturer bo a wɔbɔ no hwe ase wɔ mfinimfini. Tesla Powerwall 3 tɔn bɛyɛ $9,200 ma 13.5kWh (bɛyɛ $680/kWh) nanso ɛka inverter a wɔaka abom (a ne bo yɛ $2,000-3,000 soronko). Enphase nhyehyɛe no bo yɛ $850-950/kWh nanso wɔn modular nhyehyɛe no ma kwan ma wɔde tumi a ɛkɔ soro ka ho sɛnea sikasɛm nhyehyɛe ma kwan no.
Turnkey installer quotes yɛ -ɛka a ɛkorɔn paa nanso ɛka design, tumi krataa, instɔlehyɛn adwumayɛfo, ne system commissioning ho. Off-grid nhyehyɛe a wɔde ahyɛ mu koraa no taa gye $1,200-2,000/kWh ma atrae dwumadie. 20kWh nhyehyɛe a owia ahoɔden mfiri ne nneɛma nyinaa a wɔde ahyɛ mu no bo yɛ $30,000-50,000 a egyina beae no a ɛyɛ den ne mpɔtam hɔ adwumayɛfo dodow so. Nanso, nhyehyɛe ahorow a wɔde ahyɛ mu no fata ma 30% federal solar Investment Tax Credit (ITC) wɔ U.S., na ɛtew ɛka a etu mpɔn so dɔla mpempem pii.
KWh biara bo gyina hɔ ma ntotoho metric a ɛyɛ pɛpɛɛpɛ sen biara wɔ wɔn a wɔde nneɛma ma no nyinaa mu. Bu akontaa denam nhyehyɛe no ho ka nyinaa a wobɛkyɛ denam nneɛma a wɔkora so a wotumi de di dwuma so. Kae sɛ tumi a wotumi de di dwuma no yɛ soronko wɔ tumi a wɔahyɛ ho mmara-lithium batere no yi wɔn tumi a wɔahyɛ no 90-95% dwoodwoo, bere a ɛsɛ sɛ lead-acid batere no yi 50% pɛ na ama wɔakora nkwa tenten so. Lithium battery a ɛyɛ 10kWh ma 9-9.5kWh a wɔde sie a wotumi de di dwuma; 10kWh lead-acid battery ma 5kWh pɛ a wɔde sie a wotumi de di dwuma.
Nsɛm a Wɔtaa Bisa
So metumi atɔ batere a ɛnyɛ grid afi adaka sotɔɔ akɛse te sɛ Home Depot anaa Lowe’s mu?
Ofie nkɔsoɔ aguadifoɔ akɛseɛ de batere a anohyetoɔ wɔ mu sie, mpɛn pii no 12V unit nketewa a ɛfata ma RV anaa backup sump pumps, ɛnyɛ fie nyinaa-of grid ahoɔden a wɔkora so. Wɔn nneɛma a wɔakora so no twe adwene si portable generators ne backup batteries a ɛwɔ 5kWh ase so. Wɔ off-grid installations a anibere wom a ɛhia 10kWh+ storage ho no, owia ahoɔden aguadifoɔ titire de paw, boɔ, ne mfiridwuma ho mmoa a ɛyɛ papa ma.
So ɛsɛ sɛ metɔ batere ne owia ahoɔden mfiri fi adwumakuw koro no ara hɔ?
Dabi Nnɛyi off-grid afã dodow no ara di nnwuma gyinapɛn a ɛma kwan ma wɔyɛ mix-ne-match nhyehyɛe ahorow akyi. Nanso, nhyehyɛe a edi mũ a wobɛtɔ afi adetɔnfo biako hɔ no hwɛ hu sɛ ɛne ne ho hyia na sɛ nsɛm bi sɔre a, ɛma warranty ho nsɛm a wɔka no yɛ mmerɛw. Sɛ woretɔ nneɛma a ɛwɔ mu no wɔ ɔkwan soronko so a, hwɛ sɛ voltage hyia (12V, 24V, anaa 48V) na hwɛ hu sɛ wo charge controller no betumi adi wo solar array ne battery bank specifications nyinaa ho dwuma.
Nsonsonoe bɛn na ɛwɔ intanɛt so adetɔ ne nea ɛnam mpɔtam hɔ installers so ntam?
Intanɛt so adetɔ ma nnwinnade ho ka a ɛba fam 20-35% nanso ɛhwehwɛ sɛ wonya DIY a wɔde besisi hɔ anaasɛ wɔfa adwumayɛfo a wɔatew wɔn ho. Mpɔtam hɔ installers de turnkey service a design, permitting, installation, ne post-installation mmoa ka ho ma, nanso wɔbɔ ka nyinaa a ɛkɔ soro kɛse. Susuw intanɛt so adetɔ ho ma nhyehyɛe nketewa (a ennu 10kWh) anaasɛ sɛ wowɔ anyinam ahoɔden ho osuahu a; fa installers di dwuma ma nhyehyɛe a ɛyɛ den, mfiridwuma ho nimdeɛ a wonni, anaa bere a mpɔtam hɔ tumi krataa hwehwɛ sɛ adwumayɛfo a wɔwɔ tumi krataa de wɔn ho hyɛ mu no.
Mɛyɛ dɛn ahu instɔlerfo a wɔwɔ osuahu wɔ off-grid nhyehyɛe ho sen sɛ wɔbɛma standard grid-tied solar?
Hwehwɛ NABCEP-installers a wɔagye atom denam ahyehyɛde no intanɛt so kyerɛwtohɔ no so na yiyi "ahoɔden akorae" anaa "off-grid" osuahu. Bisa wɔn a wobetumi de ahyɛ mu no sɛ off grid ahoɔden akorae nhyehyɛe dodow a wɔde ahyɛ mu wɔ afe a atwam no mu na bisa nkyerɛkyerɛmu fi off-grid adetɔfo hɔ pɔtee. Off-grid nhyehyeɛ hwehwɛ sɛ wɔsusu nhyehyɛɛ ho soronko sene grid-tied systems-installers a wɔnni saa osuahu yi taa sua battery ahoɔden anaasɛ wɔhyehyɛ charge controllers wɔ ɔkwan a ɛntene so.
Guadi a ɛfa off grid ahoɔden a wɔkora so nhyehyɛe ho no anyin kɛse, na ɛde akwan pii a ɛfata a wɔfa so nya nneɛma a adetɔfo ahiade ahorow aba. Intanɛt so adetɔnfoɔ som adetɔfoɔ a wɔn ani da hɔ a wɔbɔ ka-a wɔwɔ mfiridwuma ho nimdeɛ, wɔn a wɔyɛ tẽẽ no de ano aduru a wɔaka abom a ɛwɔ warranty a emu yɛ den ma, na adwumayɛfoɔ a wɔde installer no de turnkey systems a mmoa a ɛkɔ so daa ma. Wiase nyinaa gua no duu dɔla ɔpepepem 9.83 wɔ afe 2024 mu na wɔhwɛ kwan sɛ ebedu afe 2029 no, ɛbɛboro dɔla ɔpepepem 18, a ɛnam lithium batere ho ka a ɛkɔ fam ne anyinam ahoɔden nhama a wontumi mfa ho nto so a ɛrekɔ soro nti. Saa nkɔsoɔ yi atrɛ adetɔnfoɔ akwan a wɔbɛpaw mu berɛ a ɛrema nneɛma no yiedie ne mmoa a wɔde ma wɔ-atɔn akyi no atu mpɔn wɔ akwan nyinaa so.