Playing in only his second men's tournament, 16-year-old Mumbai lad Goveas snatched crucial breaks in both sets to record the solitary upset of the day.
Goveas, winner of Group 3 and 4 ITF titles recently, sailed to a 6-3 6-3 win.
In another significant opening round effort, lucky loser Aman Shah prevailed over unseeded Sagar Ahuja 6-4, 6-2.
Also through to round two were second seed Siddharth Vishwakarma of UP, fourth seed Suraj Prabodh of Karnataka, fifth seed Anvit Bendre of Maharashtra and no. 8 Samuel Rashein of Karnataka, all winning in straight sets.
Suraj Konwar (Guj) bt Bruhad Mankad 6-7(1), 7-6(9), 6-1; 2-Siddharth Vishwakarma (UP) bt Bhavesh Gour (MP) 6-4, 6-1; 5-Anvit Bendre bt Aditya Deshwal (UP) 6-2, 2-6, 6-2; Kunal Anand (Del) bt Jayesh Pungliya 7-5, 6-2.