1rFSQVA1222QPS48kVAr80180kVA122.FSQ整流器整流器逆变器逆变器F52000052F0220V50Hz14321000W80222.fUPC整流器整流器逆变器逆变器PQS测量反馈电路测量反馈电路AC DC ACDCAC DC ACDCAC DC ACDCAC DC ACDCAC DC ACDCBypassOutput例:一台负载功率因数为例:一台负载功率因数为F=0.8的的P=10kVA UPS,带功率因数为带功率因数为F=0.8的的S=10kVA负载负载 P=8kW整流器整流器逆变器逆变器Q=6kVArP=8kWQ=6kVArS=10kVAS=P2+Q2 =64+36=100=10kVA 整流器整流器逆变器逆变器8kW6kVAr 6kVArkW6.14)66(822INVP6kvar整流器整流器逆变器逆变器6kvarkW3.56822INV-P :48kVAr整流器整流器逆变器逆变器48kVAr42kWkW4248642222QPpkVA1124838642222RRQPSkVA1347217962222RRQPS 非也。这时只能给负载提供:%766464112kW6372962222RRQPp%409696134UPS80kVAUPS80kVAUPS80kVA负载80kW