Digital Twin — Single Line Diagram
Active FlowEarth FaultFault
Charger 1
DC CHARGER UNIT
FLOAT
Output V
Output I
AC MainsOK
Phase OKOK
SCR FuseFAIL
Filter FuseOK
DC OutputOK
Blocking DiodeOK
LOAD
62%
TEMP
38.2°C
AC OVL
NML
VOLTAGE TREND218.40 V
Charger 2
DC CHARGER UNIT
FLOAT
Output V
Output I
AC MainsOK
Phase OKOK
SCR FuseOK
Filter FuseOK
DC OutputOK
Blocking DiodeOK
LOAD
31%
TEMP
35.6°C
AC OVL
NML
VOLTAGE TREND217.80 V
Battery Bank
CHARGING
MCCB:ON
TERMINAL VOLTAGE
216.2V DC
CHARGE CURRENT
2.4A
State of Charge (SoC)94%
State of Health (SoH)87%
TEMP
29.4°C
RIPPLE
0.34V
BACKUP
3h6m
VOLTAGE TREND216.20 V
DC Earth Fault
INSULATION MONITOR
ACTIVE
FAULT RESISTANCE
8.4kΩ
threshold: 10kΩ
SEVERITY
WARNING
Polarity: Negative
FAULT LOCATION
Feeder F-07 (Relay Panel RP-3)
AI ROOT CAUSE ANALYSIS
🌊 Moisture ingress
Confidence: 87% — Based on resistance decay pattern and environmental data
OPERATOR ACTION
Sectionalize feeder F-07, perform megger test. Inspect cable glands at RP-3 cable entry. Restore after insulation confirmed >50kΩ.
Digital Annunciator Panel
20-POINT ALARM MATRIX
1 ACTIVE
■ NML ■ WARN ■ CRIT ■ ACK
Charger 1 (CHG-1)1 ACTIVE
Charger 2 (CHG-2)
System
Live Alert Stream
3 TOTAL EVENTS
SCR Fuse Fail – CHG-1ACTIVE
Charger-15m ago
DC Earth Fault ActiveACKNOWLEDGED
System15m ago
Charger-1 Temperature HighCLEARED
Charger-130m ago
Trend Analytics
REAL-TIME OPERATIONAL INTELLIGENCE
DC Bus Voltage216.43 V DC
Battery Voltage216.66 V DC
Charger-1 DC Output217.96 V DC
Charger-1 Load Current27.94 A DC
🧠
AI Predictive Intelligence
ANOMALY & FAILURE DETECTION
🔧
CHG-1 SCR Failure Risk
Historical pattern suggests imminent SCR module failure. Replace within 72h.
🔋
Battery Capacity Degradation
SoH at 87% — projected to reach 80% SoH in ~6 months.
📊
Charger Load Imbalance
CHG-1 at 62% vs CHG-2. Consider load redistribution.
AI CONFIDENCE SCORE
87%
Operator Control Panel
ROLE: OPERATOR