I don't think so, since you, as a Thai national, cannot be a tourist in your own country.

http://www.rd.go.th/vrt/who.html#link01


•      is not a Thai national
•      is not an airline crew member departing Thailand on duty.
•      departs Thailand from an international airport.
•      purchases goods from stores displaying a "VAT REFUND FOR TOURISTS" sign.
•      present the goods and submit the VAT Refund Application for Tourist form(P.P10) and original tax invoices to the Customs officers immediately before check-in for departure from Thailand.