Conclusion:
-Official servers give 10tc per win.
-Private/player-created servers give no TC at all, to avoid farming.
-Official tourneys can vary from 500 to 750 tc at the moment, whereas player or clan-powered tourneys may even award items.
If you want to earn more in offical and playermade servers then you can buy a booster to increase the amount gained.
How much you get each win depends on the booster you buy.
All boosters cost real money, you can buy them here.