Plant 01 · Hangzhou Bay · Recipe Mono PERC
Executive Command Center
Standard mono PERC cell, ~22.8% efficiency · Live digital twin of 11 stations · 60 cells/module
Shift
Morning (06–14)
Progress
Manning
100%
Throughput
0.0mod/min
0.3018
OEE
84.2%
0.40≥85%
FPY
96.85%
0.06Tier-1 ≥96%
Modules / shift
8,420
1.80
Energy / W
0.933kWh
0.40
Carbon / W
0.4g CO₂e
1.20
Cost / module
$28.40
0.30≤$30
Annualized
0MW
0.90
Line Flow Diagram
Live material flow · arrow weight = throughput · color = station status
Running
Starved
Blocked
Down
Idle
Throughput vs target
Modules per minute, last hour · target 18 mod/min
OEE composition
Availability × Performance × Quality
Avail
93.0%
Perf
91.0%
Qual
97.0%
World-class OEE≥85%
Tier-1 PV avg78–82%
This plant 30d83.4%
Industry median60%
Station health strip
Utilization & yield per station · click to drill in
Defect pareto · last shift
80/20 of scrap drivers
AI Co-pilot · top recommendations
Ranked by EV impact across throughput, energy and yield
+0.6 mod/min
Add 1 parallel unit at Wafer Inspection; sensitivity model shows the largest line-throughput gain.
M44
−1.4 h downtimeSchedule PECVD chamber clean during 14:00–14:45 low-tariff window (CP-SAT solver).
−$214 / shift
Pre-charge battery 09:30–10:00; dispatch during 18:00 peak — MPC saves 312 kWh.
M37
Yield +0.18%PRINT_FINGER propensity rising on Print line B — increase squeegee pressure 4%.
Live alert stream
Acknowledge in Andon
T+6m · PECVD_THICK
PECVD chamber 2 SiNx thickness 78nm vs target 82±2nm
T+6m · PRINT_FINGER
Screen-print line B finger interruption rate 1.4% (UCL 1.0%)
T+5m · BUFFER_HIGH
Stringing inbound buffer at 92% — risk of upstream block
Energy mix
Last 24h supply
Solar self-gen38%
Wind PPA22%
Grid32%
Battery8%