Braised artichokes with orange and lemongrass

Name: Braised artichokes with orange and lemongrass
Ingredients: 6 artichokes, properly trimmed; 1 tablespoon olive oil; 2 large cloves of garlic, smashed and thinly sliced; 2 sprigs thyme; 2.5 cups fresh orange juice; 1 piece lemongrass, washed and chopped into large inch-long sections; 1 pinch salt; 1 splash of apple cider vinegar; 5 cups cold water