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5.2 WORKING OF SYSTEM
EXPLAINED FOR MODE-2 : SOLAR > GRID > BATTERY
SOLAR SOURCE
GRID
BATTERY VOLTAGE
AC LOAD ON
BATTERY STATUS
✓
PV POWER < AC
LOAD POWER
✓
<= NOMINAL VOLTAGE
✓
PV POWER > AC
LOAD POWER
✓
> NOMINAL VOLTAGE
✓
PV POWER > AC
LOAD POWER
✕
> NOMINAL VOLTAGE
✓
PV POWER < AC
LOAD POWER
✕
<= NOMINAL VOLTAGE
✕
✓
> NOMINAL VOLTAGE
✕
✓
< NOMINAL VOLTAGE
NEITHER CHARGE
NOT DISCHARGE
✕
✓
< NOMINAL VOLTAGE
(DISCHARGED UPTO
70%)
✕
✕
< NOMINAL VOLTAGE
✕
✕
< NOMINAL VOLTAGE
(DISCHARGED UPTO
100%)
OFF
NEITHER CHARGE
NOR DISCHARGE
HERE NOMINAL VOLTAGE OF BATTERY COULD BE OF 24V/48V/96V/120V ETC.
Table 6
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