Electrical Principle Chu Eng Nge Ni?
Electrical chungchanga thurin
Electric lirtheia thil pawimawh ber chu battery system a ni a, battery system-a thil pawimawh ber pakhat chu a electrical principle hi a ni. Electrical principle-a architecture design hi battery system atana lirthei design-in thil mamawh a siamte tihhlawhtlinnaah a innghat a, design tihfel a nih veleh battery system hnathawh dan tur a ruat a ni. He bung hian battery system-a electrical principle chungchanga hriatna engemaw zat a huam ang.
Electric hmanga thil siam dan
Battery system electrical configuration atana thil tul hi battery system mamawh atanga lo chhuak a ni. Battery system atana lirthei mamawh chu thumal awlsam tak pakhatah sawifiah ila: electric lirthei tan electrical energy him tak leh thunun theiha pek chhuah. He sentence-a thumal pawimawh pathumte chuelectric chakna hmanga siam chhuah a ni, control theih a ni, lehhim. Electrical energy tih hian battery system chhunga component hrang hrang, battery module ang chi, electrical energy pe thei te a kawk a ni. Controllable tih hian battery system chhunga component hrang hrang, Battery Control Unit (BCU), contactor emaw relay emaw, leh current/voltage sensor te, current control thei te a kawk a ni. Safe tih hian battery system chhunga components, system himna nena inzawm, fuse leh Manual Service Disconnect (MSD) te a kawk a ni. Figure 9-1-ah hian battery system electrical configuration awlsam tak kan hmu a, chutah chuan a chunga kan sawi tak component chi thum te pawh a tel a ni. Chung zingah chuan battery module, Battery Control Unit (BCU), main positive contactor, main negative contactor, fast charge positive contactor, fast charge negative contactor, pre-charge relay, pre-charge resistor, current sensor, leh fuse hmanga Manual Service Disconnect (MSD) te pawh a tel.
Figure 9-1-a kan hmuh angin battery system hi Master Control Board 1, Slave Control Board engemaw zat, MSD 1, cell engemaw zat, high-voltage relay, low-voltage wiring harness, leh connector hrang hrang a awm a. Master Control Board hian high-voltage relay logic control, total voltage acquisition, high-voltage connector leh MSD connection status monitoring, current acquisition, charging control, lirthei inbiakpawhna, slave board information khawlkhawm, fault diagnosis, leh program upgrade te ang chi hna a thawk a ni. Slave Control Board tin hi cell voltage (0~5V) nei thei tura configured an ni a, box chhunga battery module tinah temperature sensor sem darh vek an ni.
Figure 9-1-a battery system hi a awlsam hle a, water cooling system, heating system, leh temperature control system ang chi subsystem te pawh a la tel lo.
Electrical chungchanga thu bulte
Figure 9-2-ah hian battery system-a electrical principle pakhat kan hmu a. Figure atanga kan hmuh angin battery pack hian positive leh negative contactor, pre-charge resistor, pre-charge relay, MSD, battery management system, leh current sensor te a inzawm khawm a ni. Fast/slow charger chhunga contactor leh lithium battery pack te hi Battery Management System (BMS) hmanga control a ni a, positive logic hman a tha. Positive leh negative contactor-ah hian auxiliary contact dah a ni a, feedback signal chu battery management system-ah thawn kir leh a ni.
Pre-charge circuit hian lirtheia high-voltage system chu a pre-charge a, pre-charge voltage chu system voltage a ni. Battery management system-a main board-a power supply chu a nei tur a niON power a awm, live wire leh charging wake-up interface te a ni. A hnathawh dan pangngaiah ON power hmangin a activate a, charging laiin external charging power source hmangin a activate bawk. Battery management system hian insulation resistance detection leh busbar voltage leh current detection function a nei tur a ni. Current detection hian shunt emaw Hall current sensor emaw a hmang thei a ni. Battery management system hian insulation resistance leh fault handling atan a inmil tur strategy a nei tur a ni. Insulation resistance detection mamawh dan chu battery design input sheet-a mamawh inmil takah chipchiar takin tarlan a ni. Battery management system main board hian national charging standard zawm thei charging control leh confirmation signal CC/CP/CC2 te chu a hmu thei tur a ni. AC charging dan hi national standard-a Charging Mode 3 Connection Method B-a control pilot circuit principle pangngai angin design tur a ni a, chu chuan household 16A socket leh AC charging pile hmanga AC charging phalsak tur a ni. Power battery pack lai takah maintenance switch leh high-voltage fuse dah tur a ni. Battery pack hi split-box system a nih chuan box tin electrical middle position-ah maintenance switch leh high{15}}voltage fuse dah a tha. MSD leh connection cable inkara high-voltage connector chuan battery pack chhungah interlock circuit a siam tur a ni a, chu interlock signal chu battery management system chuan a hre thei ang. Power battery pack-a total voltage leh total negative output atana high-voltage connector hian pre-set connector a hmang a, Power Control Unit (PCU) leh motor nena resistance loop siamtu high-voltage interlock control signal chu Vehicle Control Unit (VCU) chuan a detect a ni.
Battery enkawlna system hian master-slave architecture a hmang a. Master Control Board leh Slave Control Board te inbiakpawhna chu CAN bus kaltlangin a ni. Figure 9-3-ah hian battery system chhunga CAN bus structure awm dan tarlan a ni.
Figure 9-3 atanga kan hmuh angin module tin hian Slave Control Board an nei vek a. Slave Control Board hi module nen hian inzawmkhawm a ni a, hei hian configuration flexible, scalability, leh platform mamawh phuhrukna tur standardized module siam theihna a siamsak a ni. Electrical design hian battery pack-a high-voltage circuit design a ngaih pawimawh ber a, chutah chuan a hmasawnna lam pawh a tel a nihigh-voltage electrical himna a ni, pre-charge circuit, high-voltage cable thlan, MSD, leh current sensor te a ni.
