Схемы, платы, компоненты

Научных не встречал. На практике - попадалась такая рекомендация Schaffner: 

Table4: Formation instructions for DC link capacitors

Storage time Procedure

< 1 year. No additional action required

1-2 years. Connect AHF to grid min. 1 hour before operating Afterwards AHF is ready for operation

2-3 years. Using a regulated power supply – supply the AHF as follows:

30 minutes with 25% of rated voltage;

30 minutes with 50% of rated voltage;

30 minutes with 75% of rated voltage;

30 minutes with 100% of rated voltage.

Afterwards AHF is ready for operation.

> 3 years. Using a regulated power supply – supply the AHF as follows:

2 hours with 25% of rated voltage;

2 hours with 50% of rated voltage;

2 hours with 75% of rated voltage;

2 hours with 100% of rated voltage.

Afterwards AHF is ready for operation.

P.S. Ну а ГОСТ'ом - должен служить РТМ на конденсаторы. Падение утечки до заданного уровня за вменяемое (часы) время.