AAdhara Sakthi Tharpanam

[KSrinivasan]

Dear Vasu Vadhyar swamin
Dasan Srinivasan Pranams
What is Aadhara sakthi Tharpanam? (Is it tharpanam at all?)
when should that be performed? Daily?
what is the procedure and any audio/ pdf files available?

Dasan Srinivasan