A Novel Coordinated Control System to Reactive Power Compensation of Photovoltaic Inverter Clusters

Table 6

Angle length distributed algorithm of multidimensional dynamic capacity.

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Algorithm 3: Angle length distributed algorithm

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Input: RPC amount ; transformer capacity matrix , transformer real-time active power matrix , transformer real-time reactive power matrix ; inverter capacity matrix , inverter real-time active power matrix , inverter real-time reactive power matrix ;

Output: transformer reactive power adjustment matrix ; inverter reactive power adjustment matrix ;

(1): Initialize, arrange according to the sequence of transformer grid connection, the length of is , make ;

(2): Repeat

(3): Calculate average PF matrix of transformer by formula (6);

(4): Calculate apparent power matrix of transformer by formula (7);

(5): Calculate ;

(6): Calculate ;

(7): Then calculate ;

(8): Initialize inverter group under transformer feeder, , ;

(9): Repeat

(10): Calculate average PF matrix of inverter by formula (6);

(11): Calculate apparent power matrix of inverter by formula (7);

(12): Calculate ;

(13): Calculate ;

(14): Then calculate ;

(15): Update ;

(16): Until in ;

(17): Update , verify the constraints of formula (2);

(18): Update ;

(19): Until in ;

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