How does temperature affect beer?High temperature fermentation can cause off-flavors in beer, such as fruity esters and solvent-based higher alcohols. Acetaldehyde (green apple), in particular, is produced more rapidly at high temperatures and is one of the most common defects in homebrew. Fermentat

Beer Fermentation PhasesLag PhaseOnce yeast is added to the wort, it enters what we call the lag phase. Although there are no obvious signs of fermentation during this phase, there is still something going on. The yeast is absorbing oxygen from the wort and producing sterols, which are essential for

1.Inspection:The accessories, valves, gauge and glycol, 02 supply is normal. If it is OK, preparing add the material.2.Rinsing: four steps1)Water:Cleaning the tanks for 15 minutes before adding material.(Three times, every time 5 minutes, also drain the water empty and keep rotating arm valve smooth