EnexaEMS Simulator v1.0
Simulation Overview
  • Input SummaryAll configuration parameters
  • Simulation AlgorithmsReactive vs Smart EMS explained
  • Result OverviewSide-by-side comparison
Configuration
  • Location SetupEquipment specs & constraints
  • FinancialsCosts, income & margins
  • Solar ProductionPV generation profile
  • Charging SessionsEV demand profile
  • Not ModeledKnown gaps & limitations
  • SmartEMS ConfigPlanner tuning parameters
Reactive BMS
  • BMS AlgorithmHow the reactive BMS works
  • BMS ReactiveRule-based simulation results
SmartEMS
  • SmartEMS AlgorithmHow the 2-layer optimizer works
  • SmartEMS ResultsOptimized simulation output

Reactive vs SmartEMS v1

Side-by-side comparison on the same day, same sessions, same hardware

SmartEMS Daily Profit Delta

+8.96 EUR

Grid cost 9.68 EUR lower | Annualized (300 days): 2688 EUR | Reactive start: 80% (idle target) | Smart start: 46% (06:00 ref)

Financial KPIs (EUR)
Grid Cost-9.7 EUR(-14.3%)
Reactive
67.7 EUR
Smart
58.0 EUR
EV Revenue0.0 EUR
Reactive
391.7 EUR
Smart
391.7 EUR
Battery Wear-0.3 EUR(-3.0%)
Reactive
11.5 EUR
Smart
11.2 EUR
PV Export Revenue-1.1 EUR(-74.8%)
Reactive
1.4 EUR
Smart
0.4 EUR
Total Profit (incl. PV export)
+8.96 EUR
Reactive
313.89EUR
SmartEMS
322.85EUR
Energy KPIs (kWh / kW)
EV Delivered0.0 kWh
Reactive
663.9 kWh
Smart
663.9 kWh
Grid Import-31.4 kWh(-6.3%)
Reactive
496.0 kWh
Smart
464.6 kWh
PV Self-Use+21.4 kWh(+11.6%)
Reactive
184.8 kWh
Smart
206.3 kWh
Grid Export (PV)-21.4 kWh(-74.7%)
Reactive
28.7 kWh
Smart
7.3 kWh
Cycling Budget
Reactive
54%
Smart
52%
Min SOC
Reactive
55.38%
Smart
30.44%
Sessions Fully Served
25/25vs25/25
Battery SOC Comparison
Full 24h (06:00 start): Reactive (amber, holds 80%) vs SmartEMS (blue, follows dynamic target). Evening recharge zone shaded.
Reactive SOCSmartEMS SOCSmartEMS targetReactive target (80%)Evening recharge (18:51-05:45)
Cumulative Grid Cost
Running total of grid procurement cost. Gap = SmartEMS saving at that point in the day.
Reactive cumulative costSmartEMS cumulative costCumulative saving
Cumulative Battery Cycling
Running total of battery throughput (charge + discharge) vs. 300 kWh daily budget (3 cycles)
Reactive cyclingSmartEMS cyclingDaily budget (300 kWh)
Revenue & Profit Throughout the Day
Per 15-min interval: revenue from EV charging and net profit (revenue - grid cost). Bars = revenue, lines = profit.
Reactive revenueSmartEMS revenueReactive profitSmartEMS profit
Risk Assessment
Where SmartEMS trades readiness for cost savings

Min SOC reached

Reactive

55.38%

SmartEMS

30.44%

SmartEMS reaches 24.9% lower SOC -- less buffer for unexpected demand

Session Curtailment

Reactive

0

SmartEMS

0

No additional curtailment from SmartEMS optimization

Avg Grid Import Cost

Reactive

13.7 ct

SmartEMS

12.5 ct

Effective average price per kWh imported from grid including all fees