Deep Discharge ngu ai gaw hpa rai ta?

Deep discharge byin ai gaw, battery hpe n-gun n-jaw shi yang, shi a n-gun yawng hta na 80% (sh) dai hta jan nna jai lang ai shaloi byin pru wa ai. Ndai gaw, battery ni gaw shanhte a atsam 20-50% laman hta sha bungli galaw ai, n-gun dat dat ai masa hte shai ai. Battery ni grai sung ai hku n-gun yawm mat ai shaloi, n mai nhtang wa ai chemical reaction ni byin hpang wa nna, shanhte a n-gun hpe mahkawng da lu ai atsam hpe prat tup shayawm kau ya ai.

Depth of Discharge ngu ai gaw, lang ngut sai battery a n-gun yawng hte shingdaw nna, battery a n-gun hpe shadawn ai. 100 amp-hkying hkum (Ah) na battery langai mi gaw 80 Ah hpe jahkrat kau yang, 80% DoD de du sai.

Lahta na jahpan gaw asan sha rai nga ai:

DoD (%)=(Jai lang ai atsam / Yawng atsam) × 100

DoD gaw State of Charge (SoC) hpe hkrak ninghkap ai. DoD 80% rai yang, SoC gaw 20% rai nga ai. Ndai metrics lahkawng gaw battery a masa hpe tup hkrak chye lu na matu rau jawm galaw ai-DoD gaw hpa lang ngut sai hpe tsun dan nna, SoC gaw hpa ngam nga ai hpe madun dan ai.

Battery galaw ai ni gaw chemistry amyu myu a matu DoD shadawn sharam hpe masat da ya ai. Lead-acid battery ni gaw, aten tup lang na matu, 50% DoD hta jan nna n mai lang ai, lithium{3}}ion battery ni gaw, 80-90% DoD hpe shim lum ai hku hkam sharang lu ai. Ndai shadawn sharam ni gaw, grau sung ai hka pru ai lam ni gaw, kata na daw ni hpe lawan ladan hkra machyi shangun ai majaw re.

Deep Discharge

Battery ni grai sung ai hku n-gun yawm mat ai shaloi, laklai ai chemical process ni gaw battery chemistry hta hkan nna prat tup hkra machyi shangun ai.

Lead-acid battery ni hta, n-gun dat dat ai lam gaw, n-gun dat hte sponge n-gun dat hpe n-gun dat sulfate de galai shai kau ya ai. Kaja ai hku shapraw ai aten hta, ndai lead sulfate crystals ni gaw kaji ai hku sha naw nga nna, bai charge galaw ai shaloi loi loi hte bai galai shai wa chye ai. Raitim, sung ai de pru wa ai majaw, lead sulfate grai law hkra shinggyin la lu ai.

Ndai sulfate crystals ni gaw sulfation ngu ai ladat hku nna ngang kang wa nna kaba wa ai. Crystals ni gaw, n-gun langai ngai du wa ai shaloi, shanhte gaw n-gun ja wa nna, bai charge galaw ai shaloi, active material de bai galai shai na matu ningdang kau ma ai. Midtronics kaw na sawk sagawn ai hta, 12-volt lead-acid battery gaw, n-gun npu hta 10.5 volt npu de hkrat wa yang, sulfation lawan ai hku byin wa ai sung ai n-gun dat ginra de shang wa ai.

Battery langai mi gaw grai sung ai hku n-gun yawm mat ai masa hta aten galu dung nga magang, ndai sulfation gaw grau nna prat tup grin nga lu ai. Grai sawng ai masa hta, plate shedding ngu ai ladat hku nna, plate kaw na active material daw ni daw mat nna, circuit kadun mat nna, battery tsep kawp hkrat sum mat ai.

Lithium-ion battery ni gaw n bung ai raitim maren sha kaba ai manghkang ni hpe hkrum sha nga ai. Shanhte a shim lum ai voltage threshold (cell langai hta 2.5V) npu de shapraw kau ai shaloi, anode a current collector kaw na copper gaw electrolyte de lwi shang wa hpang wa ai.

Hpang na charge galaw ai shaloi, ndai hka lim mat ai magri ion ni gaw anode ntsa de bai nhtang wa nna, battery kata kaw kaba wa ai dendrites-kaji ai magri n-gup ni hpe byin shangun lu ai. 2016 ning hta Scientific Reports hta sawk sagawn ai hta, -12% charge masa hta jan nna grai sawng ai n-gun dat dat ai majaw, ndai magri mang n-gun dat ai ladat hku nna, kata lam n-gun shayawm ai lam ni byin pru wa ai hpe mu lu ai.

Dai hta n-ga, sung ai shara kaw na pru wa ai n-gun gaw, anode ntsa na makawp maga ai n-gun rawng ai Solid Electrolyte Interphase (SEI) layer hpe hkra machyi shangun ai. Ndai layer gaw n ra sharawng ai chemical ni hpe n byin hkra pat shingdang ya ai. Kalang mi hkrat sum mat ai shaloi, battery gaw kata na ninghkap ai lam law wa nna, n-gun yawm wa ai hpe hkam sha chye ai. IEEE jahpan hku yu yang, aten tup deep discharge cycle galaw ai battery ni gaw, hpaji jaw da ai shadawn shadang kata kaw tawn da ai battery ni hta 40% grau lawan ai hku n-gun yawm mat ai hpe mu lu ai.

Battery chemistry amyu myu hta n bung ai n-gun shayawm ai lam ni nga ai rai nna, dai gaw sung ai n-gun hpe tsun ai:

Lead-Acid Batteri ni:

Hkum tsup hkra charge galaw da ai: 12.6-12.8V (12V battery a matu)

50% shapraw kau ai: 12.2V

Sun de pru wa ai npawt nhpang: 10.5V

Hkrak ai hkra machyi ai madang: 10.5V npu

Lithium -Ion Bateri ni:

Hkum tsup hkra charge galaw da ai: cell langai hta 4.2V

Kaja wa bungli galaw ai shara: cell langai hta 3.7-4.0V

Hkrun lam sung ai shara: cell langai hta 3.0V

Htani htana hkra machyi na hkrit tsang hpa: Cell langai hta 2.5V npu kaw

LiFePO4 Bateri ni:

Hkum tsup hkra charge galaw da ai: cell langai hta 3.65V

Kaja wa bungli galaw ai shara: cell langai hta 3.2-3.4V

Hkamja lam hte seng ai n-gun dat npu: cell langai hta 2.5V

Hten za ai lam: Cell langai hta 2.0V npu

Battery langai a voltage ndai thresholds ni a lawu de hkrat mat ai shaloi, kata na resistance gaw grai law wa ai. Ndai lam gaw charge galaw na matu grau yak shangun nna, charge galaw ai shaloi grai katsi ai hpe shabyin ya ai majaw, hkra machyi ai lam hpe grau sawng shangun ai.

Discharge depth hte cycle life lapran na matut mahkai lam hpe atsawm-ka da ai raitim, chye na shut chye ai.

50% DoD du hkra jahkrat kau ai lead-acid battery gaw, shawng na atsam 80% de n du shi yang, 800 lang shingjawng lu na re. Dai battery langai sha hpe 80% DoD de discharge galaw yang, 350 daram sha cycle jaw na re. Math gaw n tara ai zawn rai nga ai-grau sung ai discharge gaw battery a prat tup hta grau nna total energy jaw ging ai n rai ni?

Tengman ai lam gaw grau nna n-gun ja ai. Deep discharge cycle shagu gaw n-gun grau law hkra shaw la ai shaloi, lawan ai hku hkrat sum mat ai gaw, prat tup na n-gun yawng hpe shayawm kau ya ai. Lahta na lead-acid ga shadawn a matu:

50% DoD: 800 lang shingjawng ai × 50%=400 yawng pru ai hte maren sha re

80% DoD: 350 lang shingjawng ai × 80%=280 yawng pru ai hte maren sha re

Shallower discharge pattern gaw battery a prat tup hta 43% jan n-gun yawng hpe jaw ya lu ai.

Lithium-ion battery ni gaw grau hkam sharang lu ai atsam hpe madun ai. Kaja ai LiFePO4 battery langai gaw 80% DoD hta 2,000+ lang shingjawng lu ai rai nna, sung ai shara langai sha hta lead{9}}acid a matu 200-300 lang shingjawng lu ai. Ndai grau kaja ai deep-discharge hkam sharang lu ai atsam gaw, lithium hpaji masa ni hpe chyahkring hkring deep cycling galaw ra ai application ni a matu grau ra sharawng shangun ai.

Deep Discharge

Shallow discharge ngu ai gaw, battery hpe n-gun n-jaw shi yang, 10-30% daram sha lang ra ai. Ndai ladat gaw battery a daw ni hpe grai shayawm ya lu ai.

Battery galaw ai company law law kaw na sawk sagawn ai lam ni gaw, charge n law ai sha shallow cycling galaw ai gaw, shadawn shadang n law ai hkra machyi ai lam hpe shabyin ya ai hpe madi madun nga ai. LiFePO4 battery ni hpe sawk sagawn ai shaloi, 50% charge galaw ai masa hte 25℃n-gun rawng ai aten hta, battery ni gaw 23.8 ning tup 80% daram n-gun rawng ai hpe hkam la lu ai-dai gaw, shinggyim masha ni a garan gachyan ai lam hta grau law ai hpe mu lu ai.

Deep discharge gaw kalang ta jai lang mai ai atsam grau law ai raitim asak kaba wa ai hpe lawan shangun ai. Deep discharge cycle ni hta active materials ni a ntsa na jak rung n-gun gaw capacity fade rate hpe jat shangun ai. Wan jak mawdaw ni hte htaw mai ai wan jak ni a matu, shallow discharge pattern ni gaw, grau law hkra charge galaw ra ai raitim, grau kaja ai long-term manu hpe jaw ya lu ai.

Raitim, context gaw ahkyak ai. Jan n htoi ai aten hta shana tup n-gun grau law hkra lu la na matu, jan a n-gun hpe mahkawng da ai ladat ni hta, sung ai n-gun hpe shapraw lu ai atsam ra ai. Ndai application ni hta, battery a 80-90% hpe lu la mai ai atsam gaw, cycle prat hpe loi mi shayawm kau ai hpe tara shang shangun ai.

Ya aten na battery pack ni hta, sung ai shara kaw na hkra machyi ai lam n byin hkra, laksan galaw da ai Battery Management Systems (BMS) ni lawm ai.

BMS gaw ahkyak ai parameter nkau mi hpe matut manoi yu reng nga ai:

Voltage hpe yu reng ai lam:BMS gaw cell langai hkrai a voltage hpe hkan tam nna, gara cell mung shi a cutoff voltage de du wa ai shaloi, load hpe dawm kau ya ai. Lithium-ion battery ni a matu, ndai lam gaw cell langai hta 2.5-3.0V byin ai. Dai system gaw, jak gaw n-gun hpe matut nna shaw la na matu shakut tim, battery hpe shim lum ai shadawn sharam hta jan nna n-gun n-ja hkra pat shingdang ya ai.

Ya aten na shadawn sharam:Discharge law ai current ni gaw voltage hkrat sum ai lam hpe lawan shangun nna, katsi ai hpe jat shangun ai. BMS gaw battery a n-gun hte charge a masa hpe madung tawn nna, discharge current hpe shim lum ai madang de pat shingdang da ai.

Katsi ai hpe hkang ai lam:Deep discharge gaw kata na ninghkap ai lam law wa ai majaw grau nna katsi ai hpe shapraw ya ai. BMS gaw nbung katsi ai hpe yu nna, nbung katsi ai shadawn shadang hpe lai mat yang, nbung pru ai hpe shayawm (sh) jahkring kau ya ai.

Cell rap ra ai lam:Multi-cell pack ni hta, cell ni gaw maren sha n pru ai. Balance n nga yang, cell langai gaw sung ai hku pru wa nna, kaga ni gaw charge hpe naw tawn da chye ai. BMS gaw cell yawng hpe maren mara shapraw ya ai majaw, cell langai hkrai hpe hkrit tsang hpa voltage range de n shang shangun ai.

Atsam langai milithium ion wan n-gun jat jakcharge n galaw shi yang cell voltage hpe shadawn nna BMS hte rau bungli galaw ai. Voltage gaw cell langai hta 2.5V npu de hkrat sum mat yang, dai ni na aten na charger ni gaw "boost" (sh) trickle charge mode hpe jai lang nna, n-gun n law htum (0.05C) hpe lang nna, shim lum ai charge madang de n-gun hpe loi loi hte sharawt ya ai. Ndai lam gaw, sung sung hka pru wa ai cell langai hpe charge current hpring tup bang dat yang byin wa na dendrites ni byin wa na hpe pat shingdang ya ai.

Battery University tsun ai hku nga yang, ndai makawp maga lam n lawm ai charger ni gaw, grai sung ai hku n-gun yawm mat ai battery ni hpe "n mai lang ai" ngu nna sha ningdang kau na re, raitim, sadi maja let bai gram lajang na matu, gingdan ai arung arai ni hte mai byin ai.

Hkamja lam awng dang na matu gaw, battery hpe grai sung ai hku n-gun n rawng ai masa hta kade daram na hkra tawn da ai hte, chemical hkra machyi ai lam kade daram kaba ai hta grai madung nga ai.

Lead-acid battery ni hpe sung ai hku jahkrat kau ai shani ni laman hta rim la ai shaloi, AGM amyu ni a matu 70% du nna, hka lim mat ai battery ni a matu 30% du hkra bai hkam kaja wa ai. Dai lam hpe galaw na matu myit galu ra ai:

Desulfation ladat hte hpaji rawng ai charger hpe lang u

Hkying hkum 24-48 laman n-gun n law ai (0.1C (sh) dai hta npu) hpe bang u

Voltage rawt jat wa ai hpe yu yu u-dai gaw 12.6V de loi loi hte rawt jat wa ra ai

Hkying hkum 48 na ai hpang voltage 12V npu de hkrat sum mat yang, prat tup hkra machyi ai lam byin wa sai

NOCO Genius series zawn re ai laksan charger ni hta, n-gun ja ai sulfate nlung ni hpe dawm kau na matu, pulse charger hpe jai lang ai desulfation algorithms ni lawm ai. Raitim, battery gaw bat law law (sh) shata law law tup n-gun n rawng ai sha dung nga ai rai yang, sulfation gaw n mai nhtang wa ai hku byin mat ai.

Lithium-ion hpe bai lu la na matu grau hkrit tsang hpa rai nna, grau sadi maja ra ai. Bat mi jan cell langai hta 1.5V npu kaw nga ai lithium battery ni hpe bai lu la na matu galoi mung hkum shakut-hten kau ai gaw grau shim ai ladat re.

Kade nna ai aten hta n-gun yawm mat ai lithium battery ni a matu (cell langai hta 2.0-2.5V lapran na n-gun):

0.05C charge galaw ai n-gun hpe 3.0V du hkra lang u.

Battery katsi mat yang, katsi ai hpe matut manoi yu reng u- jahkring kau u

Voltage 3.0V jan wa jang, n-gun charge galaw ai ladat de galai kau u.

Atsam hpe bai gram lajang na matu, hkum tsup ai charge/discharge cycle law law galaw u

LiFePO4 battery hpe bai gram lajang ai lam hte seng nna sawk sagawn ai lam ni hta, hkrak hkra galaw ai bai gram lajang ai ladat ni gaw, nominal capacity a 70% du hkra bai gram lajang lu ai, raitim, bungli galaw ai lam gaw battery a masat masa nnan de galoi mung hkum tsup hkra n bai wa lu ai.

Lithium hpe bai lu la ai shaloi hkrit tsang hpa gaw dendrite byin pru wa ai lam re. Dai sung ai shara kaw na hkra machyi ai magri (sh) lithium npawt nhpang ni nga sai rai yang, charge current hpe bang ai shaloi, ndai dendrites ni hpe separator hpe bridge galaw nna, kata na short circuit byin shangun ai aten du hkra jat ya lu ai. Ndai lam a majaw, hpaji ninghkring law law gaw, cell langai hta voltage 2.0V npu de hkrat mat ai shaloi, bai gram lajang na matu shakut ai lam hpe ninghkap na matu hpaji jaw ma ai.

Battery ni gara hku deep discharge de du wa ai hpe chye na ai gaw, dai hpe pat shingdang lu ai.

Parasitic lit ni:Ya aten na mawdaw ni hte jak ni gaw "off" nga ai aten hta pyi power hpe shaw la ai. Security system, ahkying aten, computer memory system ni gaw, hka hpe ayan na hka lim shangun ai. Hkam kaja ai battery gaw ndai lit ni hpe hkam sharang lu ai, raitim aten galu n lang ai sha-grau nna katsi ai aten hta-deep discharge byin wa chye ai. Mawdaw service center ni kaw na data ni hta, bat 3-4 tup n lang ai sha dung nga ai mawdaw ni hta, grai sung ai battery ni byin chye ai hpe mu lu ai.

Alternator (sh) Charge galaw ai ladat hkrat sum ai:Mawdaw langai a alternator hkrat sum mat ai shaloi, battery gaw wan n-gun n bang ai sha, wan n-gun yawng hpe n-gun jaw ra ai. Mawdaw gau ai ni law malawng gaw, alternator hkrat sum ai hpe kalang ta n chye na ai sha, mawdaw a battery tsep kawp htum mat ai aten du hkra matut nna mawdaw gau nga ai. Chyam yu ai shaloi, mawdaw a wan n-gun hpe alternator madi shadaw ai n lawm ai sha, mawdaw battery langai mi gaw, mawdaw gau ai minit 30-90 laman hta, deep discharge byin wa na hpe mu lu ai.

Hkamja lam n galaw ai sha tawn da ai:Battery ni gaw matut mahkai ai load n nga ai sha pyi, shi hkum shi-n-gun yawm mat ai. Lead-acid battery ni gaw nbung katsi ai hta hkan nna shata mi hta 3-20% charge sum mat ai. Lithium-ion battery ni gaw shi hkum shi shayawm ai (shata mi hta 1-5%) raitim, shinggyin tawn da ai aten hta aten kadun charge galaw ra ai. Shata 6-12 tup gram lajang ai lam n galaw ai sha tawn da ai battery ni gaw, sung ai discharge de hkrat sum chye ai.

Charges lapran hta grai lang ai:Wan jak mawdaw ni hpe shanhte a rated range hta jan nna mawdaw gau ai, sumwi galu ai aten laman hta lit ni hpe madi shadaw ya ai solar battery bank ni, shing nrai, n-gun n bang ai sha matut manoi lang ai htaw mai ai electronic ni yawng gaw deep discharge byin wa chye ai. Key risk gaw low-battery sadi jaw ai lam hpe n hkan sa ai sha matut galaw ai shaloi byin pru wa ai.

Nkau application ni hta, aten tup deep cycling hpe galaw lu ai battery ni hpe laksan ra ai.

Jan a n-gun hpe mahkawng da ai:Off-grid solar system ni gaw shani tup shinggyin la lu ai n-gun hpe jai lang nna shana tup n-gun jaw ra ai. Ndai lam gaw shingra tara hku nna sung ai discharge atsam ra nga ai. Kaja ai jan n-gun n-gun n-gun bank ni gaw hka lim ai lead-acid sung ai-cycle n-gun (50% DoD a matu masat da ai) shing nrai LiFePO4 n-gun (80-90% DoD a matu masat da ai) hpe lang ai. Kalang lang nga ai nta langai a solar system gaw shana shagu battery 60-80% hpe cycle galaw lu ai.

Panglai hta jai lang ai lam ni:Sanghpaw li ni gaw, lam hkawm ai, nhtoi htoi ai, matut mahkai ai arung arai ni a matu kam mai ai karum shingtau n-gun ra ai. Marine deep-cycle battery ni gaw shani shagu lang ai hte shana tup hotel hta n-gun dat ai majaw, n-gun dat ai lam ni hpe hkam sharang lu ai. AGM panglai battery ni gaw 50-60% DoD hpe ayan galaw ai sha n-ga, pat da ai hku gawgap ai (hpyen n-gun n rawng ai panglai ni hta hka lim ai lam n nga ai) a akyu hpe jaw ya ai.

Hpyi pyaw ai mawdaw ni:RV nta na battery gaw panglai hkin-gau n-gun hte n matut ai shaloi, n-gun lang ai arung arai ni, nhtoi, electronic ni hpe bank galaw ya ai. Panglai hta jai lang ai zawn, RV ni hta mung sung ai shara de pru wa lu ai battery ni ra ai. Dai ni na aten na RV ni gaw, shanhte a grau kaja ai sung ai-discharge hpe hkam sharang lu ai hte grau galu ai cycle prat a matu, lithium battery bank ni hpe grau grau jai lang nga ma ai.

Wan jak mawdaw ni:EV ni gaw, n-gun n-gun 20-80% hpe, n-gun n-gun n-gun hpe, n-gun n-gun n-gun n-gun hpe, n-gun n-gun n-gun n-gun hpe, n-gun n-gun n-gun n-gun hpe, n-gun n-gun n-gun n-gun 20-80% hpe, ayan shapraw kau ai. Ndai gaw, 2-5% sha lang ai engine-start battery ni hte shingdaw yang, grai sung ai discharge hpe madi madun ai. EV battery pack ni gaw lithium-ion chemistries (ga shadawn NMC or NCA) hpe lang nna, grai kungkyang ai BMS masa ni hpe lang nna, ndai n-gun dat ni hpe hkang lu ai sha n-ga, asak hpe grau galu hkra galaw lu ai.

Backup n-gun atsam masa ni:N-htum n-wai ai Power Supply (UPS) ni gaw wan n-gun yawm ai aten hta ahkyak ai arung arai ni hpe makawp maga ya ai. Battery ni gaw aten law malawng hta charge hpring hkra naw nga ai raitim, aten galu n-gun yawm ai aten hta shanhte a atsam hpring hkra jaw ra ai. Sut masa UPS system ni hta, kalang lang sung ai shara de pru wa ai hpe kalang ta n hkrat sum hkra galaw lu na matu galaw da ai valve-regulated lead-acid (VRLA) battery ni hpe lang ma ai.

Deep Discharge

Kalang lang, raitim galoi mung n re. Lead-acid battery ni a matu, voltage 10.5V jan naw nga yang, hkying hkum 24-48 laman slow charge galaw ai hku nna bai gram lajang mai ai lam law law nga ai. Battery hpe nhtoi loi mi jan n-gun n rawng ai sha dung nga yang awng dang ai lam grai yawm mat ai. Cell langai hta 2.5V npu na Lithium-ion battery ni hpe kalang lang laksan boost charge galaw nna bai lu la mai ai, raitim dendrite byin wa na hkrit tsang hpa gaw ndai hpe hkrit tsang hpa byin shangun ai. Ya aten na charger ni gaw, shim lum lam a matu, voltage threshold nkau mi a lawu na battery ni hpe ningdang kau chye ai.

Battery chemistry hta sha madung nga ai. Lithium-ion battery ni gaw galoi mung myit mada let sung ai hku n-gun dat dat ra ai-ndai gaw moi na nickel-cadmium hpaji masa kaw nna htawt sit wa ai maumwi langai mi re. Lead-acid battery ni gaw kalang lang sung ai hku shingjawng ai (shata 3-6 hta kalang) gaw stratification hte sulfation hpe pat shingdang na matu akyu lu la ai, raitim aten tup sung ai hku n-gun dat ai gaw asak hpe naw shayawm ya nga ai. Kaja dik ai ladat gaw mai byin ai aten shagu deep discharge hpe koi gam ai lam re.

Deep-cycle battery ni gaw 50% (sh) dai hta npu de bai nhtang pru wa ai hpe hkam sharang lu na matu galaw da ai grau htum ai active material ni lawm ai grau htum ai plate ni hpe lang ma ai. Starting battery ni hta current kaba ai n-gun hpe jaw na matu grau n-gun ja ai plate ni nga ai raitim, grai sung ai hku n-gun dat dat yang loi loi hte hkra machyi chye ai. Dai gawgap ai lam shai hkat ai gaw, sung ai-cycle battery ni gaw, aten tup cycle galaw ai hpe hparan lu ai rai nna, starting battery ni gaw, katsi ai-cranking amps latsa daram hpe jaw ya lu ai raitim, sung ai discharge cycle 50 hta n law ai hpe jaw ya lu ai.

Hkrak tup. Katsi ai nbung laru gaw, lu mai ai battery atsam hpe shayawm kau ya ai-0℃F kaw na battery gaw, shi a rated atsam a 50% daram sha jaw lu na re. Tsun mayu ai gaw, battery gaw katsi ai aten hta grau lawan ai hku lang ai shaloi mung, deep discharge voltage de du wa ai. Katsi ai nbung laru gaw self-discharge rate hpe lawan shangun nna, shinggyin tawn da ai battery ni hpe grau lawan ai hku deep discharge galaw shangun ai. Ndai extreme lahkawng yan gaw deep discharge risk hpe jat shangun nna, gram lajang ai ladat ni hpe gram lajang ra ai.

Deep discharge gaw battery ni hkrum sha nga ai hkra machyi dik ai masa langai hpe madi madun ai. Lead-acid battery ni hta byin pru wa ai chemical galai shai ai lam ni-sulfation hte lithium{3}}ion cell ni hta magri hka mat ai lam-battery ni grau na galu ai aten hta n-gun n rawng ai sha naw nga ai shaloi, n mai nhtang wa ai lam ni byin wa ai. Kalang lang hkam kaja wa lu tim, battery hpe atsawm sha jai lang ai hku nna makawp maga ai gaw grau nna akyu rawng nga ai.

Ya aten na battery hpe hkang ai ladat ni gaw, hkrak hkra galaw ai shaloi, grai kaja ai makawp maga lam jaw ya ai, voltage, current, temperature ni hpe yu reng nna, sung ai discharge hkra machyi ai lam ni hpe koi gam ya lu ai. Deep cycling hpe ayan galaw ra ai application ni a matu battery ni hpe lata ai shaloi, ndai lam a matu galaw da ai chemistries ni hpe lata ai (LiFePO4 zawn re ai) hta, standard battery ni hpe deep-cycle service de atik anang shakut na hta grau kaja ai bungli galaw lu na hte asak galu na re.

Battery-n-gun lang ai jak langai ngai hpe lang ai ni a matu, lang ngut ai hpang, n-gun n-gun 50% npu de n hkrat shi yang, lead{3}}acid (sh) lithium{5}}ion a matu 20% npu de n hkrat shi yang, lawan ladan n-gun bai jat bang ai asan sha galaw ai ladat gaw, battery a prat hpe grai galu shangun nna, n-gun yawm mat ai hpe grai galu shangun na re.