Power battery system hpe maren mara galaw ai lam hpe hparan ai lam
Battery pack langai hta lawm ai cell langai hkrai a lapran na atsam hte n-gun atsam shai hkat ai lam ni hpe rap ra hkra galaw na matu hte battery pack a n-gun jai lang ai lam hpe grau kaja hkra galaw na matu, charge galaw ai hte garan kachyan ai aten hta rap ra ai lam hpe ra sharawng ai. Dai circuit gaw rap ra ai lam galaw ai aten hta n-gun hpe gara hku jai lang ai hpe madung tawn nna, n-gun garan ai lam amyu hte n-gun hpe non{1}}disdipation amyu ngu garan nna, madung lahkawng hku garan mai ai. Energy dissipation type gaw n-gun grau law ai hpe katsi ai hku nna garan kachyan ya ai, n-gun n rawng ai n{3}} n-gun n-gun n-gun n-gun hpe htawt sit ai (sh) n-gun grau law ai hpe kaga battery ni de galai shai ya ai.
N-gun garan ai lam- zawn re ai rap ra lam hpe hparan ai lam
N-gun garan ai- zawn re ai rap ra ai lam ni gaw, sumla 8-12 hta madun da ai hte maren, langai hkrai a battery cell ni hta parallel resistors hku nna charge galaw ai current hpe charging galaw ai hku nna rap ra ai lam lu la ai. Ndai circuit structure gaw asan sha rai nna, charge galaw ai aten hta maren mara galaw ai lam hpe madung hku nna ngut kre ai. Raitim, n law ai wa langai hkrai a cell ni a n-gun hpe bai n lu jat wa ai majaw, n-gun n-gun hpe jahten kau nna, thermal management system hpe grau jat wa shangun ai. N-gun dissipation zawn re ai wan jak ni gaw, madung hku nna lahkawng hku nna hkrat sum mat ai:
N-gun garan ai- zawn re ai wan jak ni gaw, madung hku nna, lahkawng hku nna hkrat sum mat ai: Langai, n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-rawng ai charging circuit, shunt resistor hpe battery cell langai hte langai hte maren sha galoi mung matut mahkai nga ai. Ndai ladat gaw kam hpa mai ai lam grai law ai hte shunt resistor manu kaba ai, langai hkrai a cell voltage hta n bung ai lam ni hpe shayawm ya ai, tinang hkum hpe n-gun jaw ai shunt langai hku nna self{2}} n-gun n-gun hpe shayawm ya ai. Shi a n kaja ai lam gaw, shunt resistor gaw charge hte discharging lahkawng yan hta n-gun hpe ayan jai lang ai majaw, n-gun grai yawm mat ai; n-gun hpe lawan ladan bai gram lajang lu ai application ni a matu madung hku nna htuk manu ai.
Lahkawng, switch{0}}} hpe hkang ai shunt resistor rap ra ai lam hpe charge galaw ai charging circuit, dai kaw shunt resistor hpe switch hte hkang ai. Charging galaw ai aten hta, langai hkrai a battery voltage gaw cutoff voltage de du ai shaloi, equalization device gaw grai law hkra charge galaw ai hpe pat shingdang nna, n-gun grau law ai hpe katsi ai de galai shai kau ya ai. Ndai rap ra ai lam gaw charge galaw ai aten hta bungli galaw nna, charge galaw ai shaloi voltage grau law ai voltage ni hte current hpe shunt galaw ya lu ai. Shi a n kaja ai lam gaw, n law htum rap ra ai aten a majaw, shunt galaw ai aten hta byin pru wa ai n-gun law law hpe thermal management system hku nna aten dep garan kau ra ai, dai gaw grau kaba ai atsam marai ni hte battery pack ni hta grau nna sadi hkrup mai ai.
Ga shadawn, 10Ah battery pack hta, 100mV voltage shai hkat ai lam gaw 500mAh jan a n-gun shai hkat ai lam hpe byin shangun lu ai. Rap ra ai aten gaw hkying hkum 2 rai yang, shunt current gaw 250mA rai nna, shunt hpe ninghkap ai lam gaw 14Ω daram rai nna, byin pru wa ai katsi ai gaw 2Wh daram sha rai nga ai.
Non{0}}hkawm n-gun hpe garan ginhka ai lam hpe galai shai ai lam hpe hparan ai lam
Non{0}}}energy dissipation circuit ni gaw n-gun dissipation circuit ni hta n-gun grau n law ai, raitim shanhte a circuit structure gaw grai sawng ai. Shanhte hpe n-gun galai shai ai lam hte n-gun htawt sit ai lam hpe maren mara galaw ai lam ngu ai lahkawng hku garan mai ai.
N-gun hpe galai shai ai lam hpe rap ra hkra galaw ai
Energy galai shai ai lam hpe rap ra hkra galaw ai gaw, battery langai hkrai a n-gun hpe bai gram lajang na matu (sh) cell langai hkrai a n-gun hpe battery pack ting de bai galai shai na matu signal ni hpe lang ai. Langai hkrai a cell n-gun kaw nna yawng hkra n-gun yawng de galai shai ai lam gaw, sumla 8-13 hta madun da ai hte maren, battery pack charge galaw ai aten hta byin pru wa ai. Ndai circuit gaw langai hkrai a cell langai hpra a voltage hpe mu lu ai; langai hkrai a cell langai a voltage gaw manu dan ai de du wa ai shaloi, balancing module gaw bungli galaw hpang wa ai. Dai gaw, charge galaw ai voltage hpe shayawm na matu, langai hkrai a cell kata na charge current hpe shayawm kau ya nna, diverted current hpe module hku nna galai nna, charge bus de bai shadu jaw ai, balancing galaw lu ai. Nkau mi a n-gun galai shai ai lam hpe rap ra hkra galaw ai ladat ni gaw, n-gun galai shai ai lam hpe langai hkrai a cell kaw nna battery pack de ngut kre hkra, freewheeling inductor ni hpe mung lang mai ai.
Battery pack ting a n-gun hpe langai hkrai a cell de galai shai na matu circuit hpe sumla 8-14 hta madun da ai. Ndai ladat hpe supplementary balancing ngu nna mung tsun ai. Charging galaw ai aten hta, charging module gaw battery pack hpe shawng charge galaw ai, voltage detection circuit gaw cell langai hpra hpe yu reng ai. Gara cell langai hkrai a voltage mung grai law ai shaloi, madung charge circuit gaw n-gun yawm mat nna, dai hpang, n-gun rawng ai charge galaw ai module gaw battery pack hpe charge galaw hpang wa ai. Optimized design hku nna, balancing module hta charge voltage hpe langai hkrai a cell langai hpra hpe shanglawt ai DC/DC galai shai ai jak hte coaxial coil transformer hku nna bang nna, dai hte bung ai secondary winding hpe jat bang ya ai. Ndai lam gaw, voltage grau law ai cell ni gaw, auxiliary charging circuit kaw na n-gun n law ai hpe hkam la lu hkra galaw ya ai, voltage n law ai cell ni gaw n-gun grau law hkra lu la ai majaw, balancing hpe lu la na re. Ndai ladat hta manghkang gaw, lahkawng ngu na winding a n-gun hpe hkang lu na matu yak hkak ai. Langai hte langai bung ai hku kayin wa ai raitim, lahkawng ngu na winding lapran hta transformer leakage inductance hte shada da shang wa ai lam hpe myit yu yang, langai hkrai a cell ni gaw charge voltage langai sha n lu la na re. Dai hta n-ga, coaxial coil gaw n-gun garan ai lam nkau mi hpe mung hkam sha lu ai, ndai balancing ladat gaw charge galaw ai n bung ai lam ni hpe sha tsun dan ai, hka pru ai masa hta n bung ai lam ni hpe n hparan lu ai.
N-gun hpe htawt sit ai lam
N-gun htawt sit ai lam hpe shingdaw ai lam gaw, n-gun n-gun hpe shinggyin tawn ai arung arai ni hpe jai lang nna, inductors (sh) capacitors zawn re ai n-gun hpe jai lang nna, manu jahpu hpe manu kaba ai-}} capacity kaw nna, battery pack kata na n-gun yawm ai-}capity cell de htawt sit ai. Ndai circuit gaw, makau grup yin na cell ni a lapran na n-gun hpe capacitor galai nna, manu jahpu hpe tsaw ai-voltage kaw nna, npu n-gun yawm ai cell ni de htawt sit ai hku nna, rap ra ai lam hpe lu la na matu, n-gun dat ai. Shing nrai, makau grup yin na cell ni a lapran na lahkawng maga na n-gun hpe htawt sit ai lam hpe inductive energy hpe jai lang nna lu la mai ai. Ndai circuit gaw n-gun grai yawm ai, raitim, balancing galaw ai shaloi, law law lang htawt sit ra ai majaw, aten galu na aten galu wa nna, multi{9}}}cell battery packs ni a matu n htap htuk ai hku galaw ra ai. Grau kaja ai capacitor-}switching ladat gaw, n-gun dat hpe htawt sit na matu, tsaw dik htum ai-voltage hte n-gun yawm dik htum ai cell ni hpe lata la nna, rap ra ai lam hpe jat ya lu ai. Raitim, n-gun atsam hpe dawdan ai lam hte n-gun htawt sit ai lam hta galai shai ai circuit hpe galaw sa wa na matu gaw grai yak hkak nga ai.
Lahta na balancing ladat ni hta n-ga, charge galaw ai shaloi battery balancing galaw lu na matu trickle charge hpe mung lang mai ai. Ndai gaw asan sha re ai ladat rai nna shinggan na garum ningtum circuitry n ra ai. Dai hta, hka leng kaji langai mi hte matut mahkai ai series- matut mahkai ai battery pack hpe matut manoi charge galaw ai lam lawm ai. Hpa majaw nga yang, charge current gaw grai kaji ai majaw, grai law hkra charge galaw ai gaw, charge hpring ai battery hpe loi mi sha hkra machyi shangun ai. Hkum tsup ai charge n-gun gaw wan n-gun law law hpe chemical n-gun de n mai galai shai ai majaw, n-gun grau law ai hpe katsi ai de galai shai kau na re. Raitim, n-gun n rawng ai battery ni gaw, charge hpring ai aten du hkra, wan n-gun hpe matut nna hkam la lu ai. Ndai hku nna, aten galu ngut ai hpang, battery yawng gaw charge hpring ai de du wa nna, atsam rap ra ai lam hpe lu la na re. Raitim, ndai ladat gaw grai na hkra rap ra ai hku charge galaw ra ai aten ra ai rai nna, rap ra ai lam hpe lu la na matu n-gun law law hpe jai lang ra ai. Dai hta n-ga, ndai ladat gaw, n-gun dat hpe n-gun jaw ai lam hta n-gun n rawng ai.
Application hta manghkang ni
Ya nga ai battery balancing hparan ladat ni gaw madung hku nna battery pack a voltage-a voltage- hpe madung tawn ai balancing ladat hpe madung tawn nna battery n-gun hpe dawdan ya ai. Battery balancing hpe lu la na matu, voltage hpe sawk sagawn ai lam hta hkrak ai lam hte hkrak ai lam grai law ai. Voltage detection circuit kata na hka lim ai current gaw battery pack a n-gun hpe hkrak hkra hkra machyi shangun ai. Dai majaw, asan sha hte hkrak ai voltage detection circuit hpe hkrang shapraw ai gaw, circuit ni hpe rap ra hkra galaw na matu ahkyak ai mayak mahkak langai rai nga ai. Dai hta n-ga, voltage gaw battery n-gun hpe langai sha shadawn ai n re. Connection ladat hta kata na ninghkap ai lam hte matut mahkai ai lam hpe ninghkap ai lam ni mung voltage n bung ai lam ni hpe byin shangun ai. Dai majaw, balancing galaw na matu voltage hpe sha kam hpa ai gaw, grau law ai-}}balancing byin wa chye ai. Grai sawng ai masa hta, shawng nnan na atsam hpe rap ra hkra galaw tim, battery pack hta n bung ai lam ni hpe pyi byin shangun chye ai.
N-gun garan ai circuit ni gaw structure hta asan sha rai nga ai, raitim, balancing resistors ni gaw ya aten na shunting galaw ai shaloi n-gun hpe jai lang nna, katsi ai hpe shabyin ya ai majaw, nbung hpe hparan ai lam ni hpe byin shangun ai. Dai majaw, shanhte gaw, n-gun garan ai lam hku nna, langai hkrai a cell ni hta, grai tsaw ai (sh) n-gun n law ai terminal voltage ni hpe pat shingdang da ai majaw, static balancing galaw na matu sha, htuk manu ai. Shanhte a tsaw ai- aten ladaw gaw system a kam hpa mai ai lam hpe shayawm ya ai majaw, shanhte hpe dynamic balancing galaw na matu n htap htuk ai. Ndai ladat gaw kaji ai (sh) n law ai-}}}}} ai ni a battery pack ni a matu sha htuk manu ai.
N-gun htawt sit ai lam ni gaw battery n-gun hpe hka wa ai ladat langai rai nna, dai hta grau tsaw ai{0}}}}}}}}rang battery gaw n-gun nkau mi hpe karum ya nna, npu na-}} capacity battery hpe gram lajang ya ai. Mai byin ai raitim, ndai ladat gaw, tengman ai circuit hta langai hkrai a cell ni hpe voltage yu reng ra ai majaw, yak hkak ai, kaba ai, manu dan ai. Dai hta n-ga, n-gun dat hpe shinggyin tawn ai ladat hku nna n-gun dat hpe htawt sit ai lam hpe lu la ai, dai gaw n-gun jai lang ai lam hte hkang zing ai lam ni hpe shabyin ya ai. Ndai balancing ladat hpe madung hku nna battery pack ni hta lang ai.
N-gun galai shai ai circuit ni gaw, maga mi de, n-gun galai shai ai lam hpe lu la na matu, galai shai ai power supply hpe lang ma ai. N-gun htawt sit ai circuit ni hte shingdaw yu yang, shanhte gaw grai n-gun n rawng ai hte manu n law ai. Raitim, coaxial coils ni a matu, cell langai hte langai hpe matut mahkai ya ai wire ni a galu kaba ai lam hte hkrang ni gaw, galai shai ai lam n bung ai majaw byin pru wa nna, cell langai hte langai hpe n bung ai hku rap ra hkra galaw ya nna, shut shai ai lam ni hpe rap ra hkra galaw ya ai. Dai hta n-ga, coaxial coil gaw wan n-gun hte kaga lam ni a majaw n-gun hpe jai lang ai.
