Table 3 Port state and control mode under constant power running condition
From: A hierarchical coordinated control strategy based on multi-port energy router of urban rail transit
Case | Status | Control mode | |||
|---|---|---|---|---|---|
PV | SOCES | PV | Bat | SC | |
Day | Â | Â | Â | Â | Â |
C3.1 | Adequate | SOCBat > 30% | P&O | VC | D |
C3.2 | Adequate | SOCBat:20–30% SOCSC: ≥ 20% | P&O | VC | VC |
C3.3 | Adequate | SOCBat:20–30% SOCSC: < 20% | P&O | VC | D |
C3.4 | Adequate | SOCES: < 20% | P&O | D | D |
Night | Â | Â | Â | Â | Â |
C3.5 | Deficient | SOCBat: > 30% | D | VC | D |
C3.6 | Deficient | SOCBat:20–30% SOCSC: ≥ 20% | D | VC | VC |