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1、表1 三相有功功率电能表分元件试验相量图（正反向）IaIaIaIbIcUb UcUaIbIcIaUb UcUbUb UcUaIbIcIaUb UcUaIcIaUcUb UcUaIaIbIcUb UcUaIbIcIaUb UcUb UcUaIbIcIaUb UcUaIbIaIcUb UcUaIbIaIcUb UcUaIbIaIcUaIbUb UcUaIaUb UcUbUb UcUaIaUb UcUaIaUcUb UcUaIaUb UcUaIaUb UcUb UcUaIaUb UcUaIaUb UcUaIaUb UcUaUaIbUb UcUaIbUb UcUbUb UcUaIbUb UcUaUcU
2、b UcUaIbUb UcUaIbUb UcUb UcUaIbUb UcUaIbUb UcUaIbUb UcUaIbUaIbIcUb UcUaIcUb UcUbUb UcUaIcUb UcUaIcUcUb UcUaIcUb UcUaIcUb UcUb UcUaIcUb UcUaIcUb UcUaIcUb UcUaIcUa方式分元cosj(cosq)10.8L0.5L00.5C0.8C-1-0.5L-0-0.5CUcbIaUcbIaIaIaIcIcUabUcbIaIcUabIaUabUcbIaUabUcbIaIcUabUcbIcUabIcUabUcbIaIcUabUcbIaIcUabUcbIcU
3、abUcbIaIcIaUcbUcbIaUcbIaIaUabUcbIaUabUcbIaUabIaUabUcbIaUabUabUabUcbIaUabUcbIaUabUcbUabUcbUcbUcbIcUcbIcIcUabUcbUabUcbUabUabUcbIcUabIcUabIcUabUcbIcUabUcbIcUabUcbIcUabUcbIc三相四线有功表(PT4)合元j=0j=37j=60j=90j=-60j=-37j=180j=-120j=-90j=120A元q=0 j=0q=37 j=37q=60 j=60q=90 j=90q=-60 j=-60q=-37 j=-37q=180 j=180q=
4、-120j=-120q=-90 j=-90q=120 j=120B元q=0 j=0q=37 j=37q=60 j=60q=90 j=90q=-60 j=-60q=-37 j=-37q=180 j=180q=-120j=-120q=-90 j=-90q=120 j=120C元q=0 j=0q=37 j=37q=60 j=60q=90 j=90q=-60 j=-60q=-37 j=-37q=180 j=180q=-120j=-120q=-90 j=-90q=120 j=120三相三线有功表(P32)合元j=0j=37j=60j=90j=-60j=-37j=180j=-120j=-90j=120A元
5、q=0 j=-30q=37 j=7q=60 j=30q=90 j=60q=-60 j=-90q=-37 j=-67q=180 j=150q=-120j=-150q=-90 j=-120q=120 j=90C元q=0 j=30q=37 j=67q=60 j=90q=90 j=120q=-60 j=-30q=-37 j=-7q=180 j=-150q=-120 j=-90q=-90 j=-60q=120 j=150表2 三相无功功率电能表分元件试验相量图（四象限）IaUb UcUb UcUb UcIaIaUb UcUaIaUb UcUbUb UcUaUaIaUb UcUaIaUb UcUaIaUb
6、 UcUaIaUb UcUaIaUaUb UcUaIaUcUaUb UcIbUb UcIbIbUb UcIbUb UcUaIbUb UcUbUb UcUaIbUaUb UcUaUb UcUaIbUb UcUaUb UcUaIbUaIbUb UcUaUcUaIbIcUb UcIcIcUb UcIcIcUb UcIcUb UcUaUb UcUbUb UcUaUaIcUb UcUaUb UcUaIcUb UcUaUb UcIcUaUaUb UcUaUcIcUaIcIcIaUb UcIbIcIcUb UcIbIcIbIcUb UcIaIaIbUb UcUaIbIaUb UcUbUb UcUaIbUaI
7、cIaUb UcUaIaUb UcUaIbIcIaUb UcUaIaUb UcIcUaIbIaUaIbUb UcUaIaUcIcUaIb方式分元sinj(sinq)1L(1C)0.8L0.5L00.5C0.8C-0-0.5L-1L(-1C)-0.5CUcbIaIcIcUcbIcUabIcUcbUcbUabUabUcbUabUcbUabUcbUabUabUcbUabUcbUabUcbUabUcbUcbUcbIaUcbIaIaUabUcbUabUcbIaUabIaUabUcbIaUabUabUabUcbIaUabUcbIaUabUcbUabIcIaIcIcIcIaIaIaIcIaIaIcIaIaI
8、aIaIaIcUcbUcbIcUcbIcIcUabUcbUabUcbUabUabUcbIcUabIcUabIcUabUcbIcUabUcbIcUabUcbIcUabUcb三相四线真无功表(QT4)合元j=90j=53j=30j=0j=150j=127j=180j=-150j=-90j=-30A元q=90 j=90q=53 j=53q=30 j=30q=0 j=0q=150 j=150q=127 j=127q=180 j=180q=-150j=-150q=-90 j=-90q=-30 j=-30B元q=90 j=90q=53 j=53q=30 j=30q=0 j=0q=150 j=150q=127 j=127q=180 j=180q=-150j=-150q=-90 j=-90q=-30 j=-30C元q=90 j=90q=53 j=53q=30 j=30q=0 j=0q=150 j=150q=127 j=127q=180 j=180q=-150j=-150q=-90 j=-90q=-30 j=-30三相三线真无功表(Q32)合元j=90j=53j=30j=0j=150j=127j=180j=-150j=-90j=-30A元q=90 j=60q=53 j=23q=30 j=0q=0 j=-30q=150 j=120q=127 j=97q=180 j=150q=-150 j=1
