Electrical principle chu eng nge ni?
Electrical principle .
Electric lirtheia thil pawimawh ber chu battery system a ni a, battery system-a thil pawimawh ber pakhat chu a electrical principle a ni. Electrical principle architecture design hi battery system atana vehicle design-in a rawn dah chhuah tur thil mamawh phuhrukna atan a ni a, design chu tihfel a nih chuan battery system hnathawh tur a ruat a ni. He bung hian battery system-a electrical principle chungchanga hriatna thenkhat a huam ang.
Electrical hmanga siam dan tur .
Battery system-a electrical configuration atana thil tul chu battery system mamawh atanga lo chhuak a ni. Battery system atana lirthei mamawh chu sentence awlsam takah a khaikhawm a: electric lirthei tan him tak leh controllably electrical energy pe turin. He sentence-a thumal pawimawh pathumte chu .Electrical hmanga chakna siam 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 a kawk a ni. Controlable tih hian battery system chhunga component hrang hrang, battery control unit (BCU), contactor emaw relay emaw, current/voltage sensor te a kawk a, chu chuan current a control thei a ni. Safe tih hian battery system chhunga component hrang hrang, system safety nena inzawm, fuse leh manual service disconnect (MSD) te a kawk a ni. Figure 9-1-ah hian battery system-a electrical configuration awlsam tak a awm a, chung zingah chuan a chunga kan sawi tak component chi thum te pawh a tel a ni. Heng zingah hian component hrang hrang, battery module, battery control unit (BCU), main contactor, main negative contactor, fast charge positive contactor, fast charge negative contactor, pre-Charge relay, pre-charge resistor, current sensor, leh manual service disconnect (MSD) te pawh a tel.
Figure 9-1-a kan hmuh angin, battery system-ah hian master control board 1, slave control board engemaw zat, 1 MSD, 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 te, current acquisition, charging control, lirthei communication, slave board information collection, fault diagnosis, leh program upgrade te ang chi function te a enkawl a ni. Slave control board tin hi cell voltage (0~5V) nei tura configured a ni a, box chhunga battery module tinah temperature sensor sem chhuah a ni.
Figure 9-1-a battery system hi a awlsam hle a, subsystem, water cooling system, heating system, leh temperature control system te pawh a la tel lo.
Electrical thu bulte .
Figure 9-2 hian battery system-a electrical principle a tarlang a. Figure atanga kan hmuh theih angin battery pack hian positive leh negative contactors, pre-charge resistor, pre-charge relays, MSD, battery management system, leh current sensor te a thlunzawm a ni. Fast/slow charger leh lithium battery pack chhunga contactor te hi battery management system (BMS) hmanga control a ni a, positive logic a tha hle. Positive leh negative contactor-ah hian auxiliary contacts dah a ni a, feedback signal chu battery management system-ah thawn kir leh a ni.
Pre-Charge circuit pre- vehicle-a high-voltage system a charge a, pre-charge voltage chu system voltage a ni. Battery management system-a main board-a power supply-ah chuan .Thuneihna chungchang ., live wire leh charging wake-up interface a ni. A hnathawh dan pangngaia a thawh laiin ON power hmanga activate a ni a, charging laiin external charging power source hmangin activate a ni bawk. Battery management system hian insulation resistance detection leh busbar voltage leh current detection function te a nei tur a ni. Tuna hmuhchhuah hian shunt emaw hall current sensor emaw a hmang thei a ni. Battery management system hian insulation resistance leh fault handling atan strategy inmil a nei tur a ni. Insulation resistance detection requirements te chu battery design input sheet-a thil mamawh inmilteah chipchiar takin tarlan a ni. Battery management system-a main board chuan charging control leh confirmation signal CC/CP/CC2 chu national charging standards zawm thei tur a hriat theih a ngai a ni. AC charging methods chu typical control pilot circuit principle of charging mode 3 Connection Method B in the National Standard angin design tur a ni a, chu chuan chhungkaw 16A socket leh AC charging pile hmanga AC charge theihna a siam tur a ni. Maintenance switch leh high-voltage fuse chu power battery pack lai takah dah tur a ni. Battery pack chu split-box system a nih chuan box tin electrical middle position-ah maintenance switch leh high-voltage fuse dah a tha. MSD leh connection cable inkar a high-voltage connector hian battery pack chhungah interlock circuit a siam tur a ni a, chu chu battery management system hmangin interlock signal chu a hriat theih a ni. Power battery pack-a voltage zawng zawng leh total negative output-a high-voltage connector chuan pre-set connector a hmang a, high-voltage interlock control signal chuan power control unit (PCU) nen resistance loop a siam a, motor chu vehicle control unit (VCU) hmangin a hmu thei 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 a awm a.
Figure 9-3 atanga kan hmuh theih angin module tin hian slave control board an nei vek a. Slave Control Board chu module nen a inzawm a, hei hian flexible configuration, scalability, leh platform mamawh phuhrukna tur standardized module siam theihna a siam a ni. Electrical design hian battery pack-a high-voltage circuit design a ngaih pawimawh ber a, a hmasawnna lam hawi zawng zawng pawh a huam tel a ni.High-Voltage electrical himna ., pre-Charge circuit, high-Voltage cable thlan, MSD, leh current sensor te.
